#include <side/trace.h>
+#include "visit-arg-vec.h"
+#include "visit-description.h"
+
+/* TODO: optionally print caller address. */
+static bool print_caller = false;
+
+#define MAX_NESTING 32
+
enum tracer_display_base {
TRACER_DISPLAY_BASE_2,
TRACER_DISPLAY_BASE_8,
int64_t s[NR_SIDE_INTEGER128_SPLIT];
};
+struct print_ctx {
+ int nesting; /* Keep track of nesting, useful for tabulations. */
+ int item_nr[MAX_NESTING]; /* Item number in current nesting level, useful for comma-separated lists. */
+};
+
static struct side_tracer_handle *tracer_handle;
static uint64_t tracer_key;
-static
-void tracer_print_struct(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec);
-static
-void tracer_print_variant(const struct side_type *type_desc, const struct side_arg_variant *side_arg_variant);
-static
-void tracer_print_array(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec);
-static
-void tracer_print_vla(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec);
-static
-void tracer_print_vla_visitor(const struct side_type *type_desc, struct side_arg_vla_visitor *vla_visitor);
-static
-void tracer_print_dynamic(const struct side_arg *dynamic_item);
-static
-uint32_t tracer_print_gather_bool_type(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_byte_type(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_integer_type(const struct side_type_gather *type_gather, const void *_ptr,
- enum tracer_display_base default_base);
-static
-uint32_t tracer_print_gather_float_type(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_string_type(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_enum_type(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_struct(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_array(const struct side_type_gather *type_gather, const void *_ptr);
-static
-uint32_t tracer_print_gather_vla(const struct side_type_gather *type_gather, const void *_ptr,
- const void *_length_ptr);
-static
-void tracer_print_type(const struct side_type *type_desc, const struct side_arg *item);
+static struct side_description_visitor description_visitor;
static
void tracer_convert_string_to_utf8(const void *p, uint8_t unit_size, enum side_type_label_byte_order byte_order,
size_t *strlen_with_null,
char **output_str)
{
- size_t ret, inbytesleft = 0, outbytesleft, bufsize;
+ size_t ret, inbytesleft = 0, outbytesleft, bufsize, input_size;
const char *str = p, *fromcode;
char *inbuf = (char *) p, *outbuf, *buf;
iconv_t cd;
}
for (; *p16; p16++)
inbytesleft += 2;
+ input_size = inbytesleft + 2;
/*
* Worse case is U+FFFF UTF-16 (2 bytes) converting to
* { ef, bf, bf } UTF-8 (3 bytes).
}
for (; *p32; p32++)
inbytesleft += 4;
+ input_size = inbytesleft + 4;
/*
* Each 4-byte UTF-32 character converts to at most a
* 4-byte UTF-8 character.
abort();
}
if (strlen_with_null)
- *strlen_with_null = outbuf - buf;
+ *strlen_with_null = input_size;
*output_str = buf;
}
static
-void tracer_print_string(const void *p, uint8_t unit_size, enum side_type_label_byte_order byte_order,
+void tracer_print_type_string(const void *p, uint8_t unit_size, enum side_type_label_byte_order byte_order,
size_t *strlen_with_null)
{
char *output_str = NULL;
abort();
#endif
case SIDE_ATTR_TYPE_STRING:
- tracer_print_string(side_ptr_get(attr->value.u.string_value.p),
+ tracer_print_type_string(side_ptr_get(attr->value.u.string_value.p),
attr->value.u.string_value.unit_size,
side_enum_get(attr->value.u.string_value.byte_order), NULL);
break;
if (!nr_attr)
return;
- printf("%s%s [ ", prefix_str, separator);
+ printf("%s%s [", prefix_str, separator);
for (i = 0; i < nr_attr; i++) {
- printf("%s", i ? ", " : "");
+ printf("%s", i ? ", " : " ");
tracer_print_attr_type(separator, &attr[i]);
}
printf(" ]");
}
if (v.s[SIDE_INTEGER128_SPLIT_LOW] >= mapping->range_begin && v.s[SIDE_INTEGER128_SPLIT_LOW] <= mapping->range_end) {
printf("%s", print_count++ ? ", " : "");
- tracer_print_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
+ tracer_print_type_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
side_enum_get(mapping->label.byte_order), NULL);
}
}
printf(" ]");
}
-static
-void tracer_print_enum(const struct side_type *type_desc, const struct side_arg *item)
-{
- const struct side_enum_mappings *mappings = side_ptr_get(type_desc->u.side_enum.mappings);
- const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum.elem_type);
- union int_value v;
-
- if (side_enum_get(elem_type->type) != side_enum_get(item->type)) {
- fprintf(stderr, "ERROR: Unexpected enum element type\n");
- abort();
- }
- v = tracer_load_integer_value(&elem_type->u.side_integer,
- &item->u.side_static.integer_value, 0, NULL);
- print_attributes("attr", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
- printf("%s", mappings->nr_attr ? ", " : "");
- tracer_print_type(elem_type, item);
- print_enum_labels(mappings, v);
-}
-
static
uint32_t elem_type_to_stride(const struct side_type *elem_type)
{
return stride_bit;
}
-static
-void tracer_print_enum_bitmap(const struct side_type *type_desc,
- const struct side_arg *item)
-{
- const struct side_enum_bitmap_mappings *side_enum_mappings = side_ptr_get(type_desc->u.side_enum_bitmap.mappings);
- const struct side_type *enum_elem_type = side_ptr_get(type_desc->u.side_enum_bitmap.elem_type), *elem_type;
- uint32_t i, print_count = 0, stride_bit, nr_items;
- const struct side_arg *array_item;
-
- switch (side_enum_get(enum_elem_type->type)) {
- case SIDE_TYPE_U8: /* Fall-through */
- case SIDE_TYPE_BYTE: /* Fall-through */
- case SIDE_TYPE_U16: /* Fall-through */
- case SIDE_TYPE_U32: /* Fall-through */
- case SIDE_TYPE_U64: /* Fall-through */
- case SIDE_TYPE_U128: /* Fall-through */
- case SIDE_TYPE_S8: /* Fall-through */
- case SIDE_TYPE_S16: /* Fall-through */
- case SIDE_TYPE_S32: /* Fall-through */
- case SIDE_TYPE_S64: /* Fall-through */
- case SIDE_TYPE_S128:
- elem_type = enum_elem_type;
- array_item = item;
- nr_items = 1;
- break;
- case SIDE_TYPE_ARRAY:
- elem_type = side_ptr_get(enum_elem_type->u.side_array.elem_type);
- array_item = side_ptr_get(side_ptr_get(item->u.side_static.side_array)->sav);
- nr_items = type_desc->u.side_array.length;
- break;
- case SIDE_TYPE_VLA:
- elem_type = side_ptr_get(enum_elem_type->u.side_vla.elem_type);
- array_item = side_ptr_get(side_ptr_get(item->u.side_static.side_vla)->sav);
- nr_items = side_ptr_get(item->u.side_static.side_vla)->len;
- break;
- default:
- fprintf(stderr, "ERROR: Unexpected enum element type\n");
- abort();
- }
- stride_bit = elem_type_to_stride(elem_type);
-
- print_attributes("attr", ":", side_ptr_get(side_enum_mappings->attr), side_enum_mappings->nr_attr);
- printf("%s", side_enum_mappings->nr_attr ? ", " : "");
- printf("labels: [ ");
- for (i = 0; i < side_enum_mappings->nr_mappings; i++) {
- const struct side_enum_bitmap_mapping *mapping = &side_ptr_get(side_enum_mappings->mappings)[i];
- bool match = false;
- uint64_t bit;
-
- if (mapping->range_end < mapping->range_begin) {
- fprintf(stderr, "ERROR: Unexpected enum bitmap range: %" PRIu64 "-%" PRIu64 "\n",
- mapping->range_begin, mapping->range_end);
- abort();
- }
- for (bit = mapping->range_begin; bit <= mapping->range_end; bit++) {
- if (bit > (nr_items * stride_bit) - 1)
- break;
- if (side_enum_get(elem_type->type) == SIDE_TYPE_BYTE) {
- uint8_t v = array_item[bit / 8].u.side_static.byte_value;
- if (v & (1ULL << (bit % 8))) {
- match = true;
- goto match;
- }
- } else {
- union int_value v = {};
-
- v = tracer_load_integer_value(&elem_type->u.side_integer,
- &array_item[bit / stride_bit].u.side_static.integer_value,
- 0, NULL);
- side_check_value_u64(v);
- if (v.u[SIDE_INTEGER128_SPLIT_LOW] & (1ULL << (bit % stride_bit))) {
- match = true;
- goto match;
- }
- }
- }
-match:
- if (match) {
- printf("%s", print_count++ ? ", " : "");
- tracer_print_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
- side_enum_get(mapping->label.byte_order), NULL);
- }
- }
- if (!print_count)
- printf("<NO LABEL>");
- printf(" ]");
-}
-
static
void print_integer_binary(uint64_t v[NR_SIDE_INTEGER128_SPLIT], int bits)
{
}
static
-void tracer_print_type_header(const char *separator,
+void tracer_print_type_header(const char *prefix, const char *separator,
const struct side_attr *attr, uint32_t nr_attr)
{
print_attributes("attr", separator, attr, nr_attr);
printf("%s", nr_attr ? ", " : "");
- printf("value%s ", separator);
+ printf("%s%s ", prefix, separator);
}
static
v >>= offset_bits;
if (len_bits < 64)
v &= (1ULL << len_bits) - 1;
- tracer_print_type_header(separator, side_ptr_get(type_bool->attr), type_bool->nr_attr);
+ tracer_print_type_header("value", separator, side_ptr_get(type_bool->attr), type_bool->nr_attr);
printf("%s", v ? "true" : "false");
}
uint16_t len_bits;
v = tracer_load_integer_value(type_integer, value, offset_bits, &len_bits);
- tracer_print_type_header(separator, side_ptr_get(type_integer->attr), type_integer->nr_attr);
+ tracer_print_type_header("value", separator, side_ptr_get(type_integer->attr), type_integer->nr_attr);
base = get_attr_display_base(side_ptr_get(type_integer->attr), type_integer->nr_attr, default_base);
switch (base) {
case TRACER_DISPLAY_BASE_2:
{
bool reverse_bo;
- tracer_print_type_header(separator, side_ptr_get(type_float->attr), type_float->nr_attr);
+ tracer_print_type_header("value", separator, side_ptr_get(type_float->attr), type_float->nr_attr);
reverse_bo = side_enum_get(type_float->byte_order) != SIDE_TYPE_FLOAT_WORD_ORDER_HOST;
switch (type_float->float_size) {
case 2:
}
static
-void tracer_print_type(const struct side_type *type_desc, const struct side_arg *item)
+void push_nesting(struct print_ctx *ctx)
{
- enum side_type_label type;
+ if (++ctx->nesting >= MAX_NESTING) {
+ fprintf(stderr, "ERROR: Nesting too deep.\n");
+ abort();
+ }
+ ctx->item_nr[ctx->nesting] = 0;
+}
- switch (side_enum_get(type_desc->type)) {
- case SIDE_TYPE_ENUM:
- switch (side_enum_get(item->type)) {
- case SIDE_TYPE_U8:
- case SIDE_TYPE_U16:
- case SIDE_TYPE_U32:
- case SIDE_TYPE_U64:
- case SIDE_TYPE_U128:
- case SIDE_TYPE_S8:
- case SIDE_TYPE_S16:
- case SIDE_TYPE_S32:
- case SIDE_TYPE_S64:
- case SIDE_TYPE_S128:
- break;
- default:
- fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
- abort();
- break;
- }
- break;
+static
+void pop_nesting(struct print_ctx *ctx)
+{
+ ctx->item_nr[ctx->nesting] = 0;
+ if (ctx->nesting-- <= 0) {
+ fprintf(stderr, "ERROR: Nesting underflow.\n");
+ abort();
+ }
+}
- case SIDE_TYPE_ENUM_BITMAP:
- switch (side_enum_get(item->type)) {
- case SIDE_TYPE_U8:
- case SIDE_TYPE_BYTE:
- case SIDE_TYPE_U16:
- case SIDE_TYPE_U32:
- case SIDE_TYPE_U64:
- case SIDE_TYPE_U128:
- case SIDE_TYPE_ARRAY:
- case SIDE_TYPE_VLA:
- break;
- default:
- fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
- abort();
- break;
- }
- break;
+static
+int get_nested_item_nr(struct print_ctx *ctx)
+{
+ return ctx->item_nr[ctx->nesting];
+}
- case SIDE_TYPE_GATHER_ENUM:
- switch (side_enum_get(item->type)) {
- case SIDE_TYPE_GATHER_INTEGER:
- break;
- default:
- fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
- abort();
- break;
- }
- break;
+static
+void inc_nested_item_nr(struct print_ctx *ctx)
+{
+ ctx->item_nr[ctx->nesting]++;
+}
- case SIDE_TYPE_DYNAMIC:
- switch (side_enum_get(item->type)) {
- case SIDE_TYPE_DYNAMIC_NULL:
- case SIDE_TYPE_DYNAMIC_BOOL:
- case SIDE_TYPE_DYNAMIC_INTEGER:
- case SIDE_TYPE_DYNAMIC_BYTE:
- case SIDE_TYPE_DYNAMIC_POINTER:
- case SIDE_TYPE_DYNAMIC_FLOAT:
- case SIDE_TYPE_DYNAMIC_STRING:
- case SIDE_TYPE_DYNAMIC_STRUCT:
- case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR:
- case SIDE_TYPE_DYNAMIC_VLA:
- case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
- break;
- default:
- fprintf(stderr, "ERROR: Unexpected dynamic type\n");
- abort();
- break;
- }
- break;
+static
+void tracer_before_print_event(const struct side_event_description *desc,
+ const struct side_arg_vec *side_arg_vec,
+ const struct side_arg_dynamic_struct *var_struct __attribute__((unused)),
+ void *caller_addr, void *priv __attribute__((unused)))
+{
+ uint32_t side_sav_len = side_arg_vec->len;
- default:
- if (side_enum_get(type_desc->type) != side_enum_get(item->type)) {
- fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
- abort();
- }
- break;
+ if (desc->nr_fields != side_sav_len) {
+ fprintf(stderr, "ERROR: number of fields mismatch between description and arguments\n");
+ abort();
}
- if (side_enum_get(type_desc->type) == SIDE_TYPE_ENUM || side_enum_get(type_desc->type) == SIDE_TYPE_ENUM_BITMAP || side_enum_get(type_desc->type) == SIDE_TYPE_GATHER_ENUM)
- type = side_enum_get(type_desc->type);
- else
- type = side_enum_get(item->type);
+ if (print_caller)
+ printf("caller: [%p], ", caller_addr);
+ printf("provider: %s, event: %s",
+ side_ptr_get(desc->provider_name),
+ side_ptr_get(desc->event_name));
+ print_attributes(", attr", ":", side_ptr_get(desc->attr), desc->nr_attr);
+}
- printf("{ ");
- switch (type) {
- /* Stack-copy basic types */
- case SIDE_TYPE_NULL:
- tracer_print_type_header(":", side_ptr_get(type_desc->u.side_null.attr),
- type_desc->u.side_null.nr_attr);
- printf("<NULL TYPE>");
- break;
+static
+void tracer_after_print_event(const struct side_event_description *desc __attribute__((unused)),
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)),
+ const struct side_arg_dynamic_struct *var_struct __attribute__((unused)),
+ void *caller_addr __attribute__((unused)), void *priv __attribute__((unused)))
+{
+ printf("\n");
+}
- case SIDE_TYPE_BOOL:
- tracer_print_type_bool(":", &type_desc->u.side_bool, &item->u.side_static.bool_value, 0);
- break;
+static
+void tracer_before_print_static_fields(const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t side_sav_len = side_arg_vec->len;
- case SIDE_TYPE_U8:
- case SIDE_TYPE_U16:
- case SIDE_TYPE_U32:
- case SIDE_TYPE_U64:
- case SIDE_TYPE_U128:
- case SIDE_TYPE_S8:
- case SIDE_TYPE_S16:
- case SIDE_TYPE_S32:
- case SIDE_TYPE_S64:
- case SIDE_TYPE_S128:
- tracer_print_type_integer(":", &type_desc->u.side_integer, &item->u.side_static.integer_value, 0,
- TRACER_DISPLAY_BASE_10);
- break;
+ printf("%s", side_sav_len ? ", fields: {" : "");
+ push_nesting(ctx);
+}
- case SIDE_TYPE_BYTE:
- tracer_print_type_header(":", side_ptr_get(type_desc->u.side_byte.attr), type_desc->u.side_byte.nr_attr);
- printf("0x%" PRIx8, item->u.side_static.byte_value);
- break;
- case SIDE_TYPE_POINTER:
- tracer_print_type_integer(":", &type_desc->u.side_integer, &item->u.side_static.integer_value, 0,
- TRACER_DISPLAY_BASE_16);
- break;
+static
+void tracer_after_print_static_fields(const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t side_sav_len = side_arg_vec->len;
- case SIDE_TYPE_FLOAT_BINARY16:
- case SIDE_TYPE_FLOAT_BINARY32:
- case SIDE_TYPE_FLOAT_BINARY64:
- case SIDE_TYPE_FLOAT_BINARY128:
- tracer_print_type_float(":", &type_desc->u.side_float, &item->u.side_static.float_value);
- break;
+ pop_nesting(ctx);
+ if (side_sav_len)
+ printf(" }");
+}
- case SIDE_TYPE_STRING_UTF8:
- case SIDE_TYPE_STRING_UTF16:
- case SIDE_TYPE_STRING_UTF32:
- tracer_print_type_header(":", side_ptr_get(type_desc->u.side_string.attr), type_desc->u.side_string.nr_attr);
- tracer_print_string(side_ptr_get(item->u.side_static.string_value),
- type_desc->u.side_string.unit_size, side_enum_get(type_desc->u.side_string.byte_order), NULL);
- break;
+static
+void tracer_before_print_variadic_fields(const struct side_arg_dynamic_struct *var_struct,
+ void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t var_struct_len = var_struct->len;
- /* Stack-copy compound types */
- case SIDE_TYPE_STRUCT:
- tracer_print_struct(type_desc, side_ptr_get(item->u.side_static.side_struct));
- break;
- case SIDE_TYPE_VARIANT:
- tracer_print_variant(type_desc, side_ptr_get(item->u.side_static.side_variant));
- break;
- case SIDE_TYPE_ARRAY:
- tracer_print_array(type_desc, side_ptr_get(item->u.side_static.side_array));
- break;
- case SIDE_TYPE_VLA:
- tracer_print_vla(type_desc, side_ptr_get(item->u.side_static.side_vla));
- break;
- case SIDE_TYPE_VLA_VISITOR:
- tracer_print_vla_visitor(type_desc, side_ptr_get(item->u.side_static.side_vla_visitor));
- break;
+ print_attributes(", attr ", "::", side_ptr_get(var_struct->attr), var_struct->nr_attr);
+ printf("%s", var_struct_len ? ", fields:: {" : "");
+ push_nesting(ctx);
+}
- /* Stack-copy enumeration types */
- case SIDE_TYPE_ENUM:
- tracer_print_enum(type_desc, item);
- break;
- case SIDE_TYPE_ENUM_BITMAP:
- tracer_print_enum_bitmap(type_desc, item);
- break;
+static
+void tracer_after_print_variadic_fields(const struct side_arg_dynamic_struct *var_struct, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t var_struct_len = var_struct->len;
- /* Gather basic types */
- case SIDE_TYPE_GATHER_BOOL:
- (void) tracer_print_gather_bool_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_bool_gather_ptr));
- break;
- case SIDE_TYPE_GATHER_INTEGER:
- (void) tracer_print_gather_integer_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr),
- TRACER_DISPLAY_BASE_10);
- break;
- case SIDE_TYPE_GATHER_BYTE:
- (void) tracer_print_gather_byte_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_byte_gather_ptr));
- break;
- case SIDE_TYPE_GATHER_POINTER:
- (void) tracer_print_gather_integer_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr),
- TRACER_DISPLAY_BASE_16);
- break;
- case SIDE_TYPE_GATHER_FLOAT:
- (void) tracer_print_gather_float_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_float_gather_ptr));
- break;
- case SIDE_TYPE_GATHER_STRING:
- (void) tracer_print_gather_string_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_string_gather_ptr));
- break;
+ pop_nesting(ctx);
+ if (var_struct_len)
+ printf(" }");
+}
- /* Gather compound type */
- case SIDE_TYPE_GATHER_STRUCT:
- (void) tracer_print_gather_struct(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_struct_gather_ptr));
- break;
- case SIDE_TYPE_GATHER_ARRAY:
- (void) tracer_print_gather_array(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_array_gather_ptr));
- break;
- case SIDE_TYPE_GATHER_VLA:
- (void) tracer_print_gather_vla(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_vla_gather.ptr),
- side_ptr_get(item->u.side_static.side_vla_gather.length_ptr));
- break;
+static
+void tracer_before_print_field(const struct side_event_field *item_desc, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- /* Gather enumeration types */
- case SIDE_TYPE_GATHER_ENUM:
- (void) tracer_print_gather_enum_type(&type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr));
- break;
+ if (get_nested_item_nr(ctx) != 0)
+ printf(",");
+ printf(" %s: { ", side_ptr_get(item_desc->field_name));
+}
+
+static
+void tracer_after_print_field(const struct side_event_field *item_desc __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- /* Dynamic basic types */
- case SIDE_TYPE_DYNAMIC_NULL:
- case SIDE_TYPE_DYNAMIC_BOOL:
- case SIDE_TYPE_DYNAMIC_INTEGER:
- case SIDE_TYPE_DYNAMIC_BYTE:
- case SIDE_TYPE_DYNAMIC_POINTER:
- case SIDE_TYPE_DYNAMIC_FLOAT:
- case SIDE_TYPE_DYNAMIC_STRING:
-
- /* Dynamic compound types */
- case SIDE_TYPE_DYNAMIC_STRUCT:
- case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR:
- case SIDE_TYPE_DYNAMIC_VLA:
- case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
- tracer_print_dynamic(item);
- break;
- default:
- fprintf(stderr, "<UNKNOWN TYPE>\n");
- abort();
- }
printf(" }");
+ inc_nested_item_nr(ctx);
}
static
-void tracer_print_field(const struct side_event_field *item_desc, const struct side_arg *item)
+void tracer_before_print_elem(const struct side_type *type_desc __attribute__((unused)), void *priv)
{
- printf("%s: ", side_ptr_get(item_desc->field_name));
- tracer_print_type(&item_desc->side_type, item);
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ if (get_nested_item_nr(ctx) != 0)
+ printf(", { ");
+ else
+ printf(" { ");
}
static
-void tracer_print_struct(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec)
+void tracer_after_print_elem(const struct side_type *type_desc __attribute__((unused)), void *priv)
{
- const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
- const struct side_type_struct *side_struct = side_ptr_get(type_desc->u.side_struct);
- uint32_t i, side_sav_len = side_arg_vec->len;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- if (side_struct->nr_fields != side_sav_len) {
- fprintf(stderr, "ERROR: number of fields mismatch between description and arguments of structure\n");
- abort();
- }
- print_attributes("attr", ":", side_ptr_get(side_struct->attr), side_struct->nr_attr);
- printf("%s", side_struct->nr_attr ? ", " : "");
- printf("fields: { ");
- for (i = 0; i < side_sav_len; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_field(&side_ptr_get(side_struct->fields)[i], &sav[i]);
- }
printf(" }");
+ inc_nested_item_nr(ctx);
}
static
-void tracer_print_variant(const struct side_type *type_desc, const struct side_arg_variant *side_arg_variant)
+void tracer_print_null(const struct side_type *type_desc,
+ const struct side_arg *item __attribute__((unused)),
+ void *priv __attribute__((unused)))
{
- const struct side_type_variant *side_type_variant = side_ptr_get(type_desc->u.side_variant);
- const struct side_type *selector_type = &side_type_variant->selector;
- union int_value v;
- uint32_t i;
+ tracer_print_type_header("value", ":", side_ptr_get(type_desc->u.side_null.attr),
+ type_desc->u.side_null.nr_attr);
+ printf("<NULL TYPE>");
+}
- if (side_enum_get(selector_type->type) != side_enum_get(side_arg_variant->selector.type)) {
- fprintf(stderr, "ERROR: Unexpected variant selector type\n");
- abort();
- }
- switch (side_enum_get(selector_type->type)) {
- case SIDE_TYPE_U8:
- case SIDE_TYPE_U16:
- case SIDE_TYPE_U32:
- case SIDE_TYPE_U64:
- case SIDE_TYPE_U128:
- case SIDE_TYPE_S8:
- case SIDE_TYPE_S16:
- case SIDE_TYPE_S32:
- case SIDE_TYPE_S64:
+static
+void tracer_print_bool(const struct side_type *type_desc,
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_bool(":", &type_desc->u.side_bool, &item->u.side_static.bool_value, 0);
+}
+
+static
+void tracer_print_integer(const struct side_type *type_desc,
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer(":", &type_desc->u.side_integer, &item->u.side_static.integer_value, 0, TRACER_DISPLAY_BASE_10);
+}
+
+static
+void tracer_print_byte(const struct side_type *type_desc __attribute__((unused)),
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", ":", side_ptr_get(type_desc->u.side_byte.attr), type_desc->u.side_byte.nr_attr);
+ printf("0x%" PRIx8, item->u.side_static.byte_value);
+}
+
+static
+void tracer_print_pointer(const struct side_type *type_desc,
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer(":", &type_desc->u.side_integer, &item->u.side_static.integer_value, 0, TRACER_DISPLAY_BASE_16);
+}
+
+static
+void tracer_print_float(const struct side_type *type_desc,
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_float(":", &type_desc->u.side_float, &item->u.side_static.float_value);
+}
+
+static
+void tracer_print_string(const struct side_type *type_desc,
+ const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", ":", side_ptr_get(type_desc->u.side_string.attr), type_desc->u.side_string.nr_attr);
+ tracer_print_type_string(side_ptr_get(item->u.side_static.string_value),
+ type_desc->u.side_string.unit_size,
+ side_enum_get(type_desc->u.side_string.byte_order), NULL);
+}
+
+static
+void tracer_before_print_struct(const struct side_type_struct *side_struct,
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_struct->attr), side_struct->nr_attr);
+ printf("%s", side_struct->nr_attr ? ", " : "");
+ printf("fields: {");
+ push_nesting(ctx);
+}
+
+
+static
+void tracer_after_print_struct(const struct side_type_struct *side_struct __attribute__((unused)),
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" }");
+}
+
+static
+void tracer_before_print_array(const struct side_type_array *side_array,
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_array->attr), side_array->nr_attr);
+ printf("%s", side_array->nr_attr ? ", " : "");
+ printf("elements: [");
+ push_nesting(ctx);
+}
+
+static
+void tracer_after_print_array(const struct side_type_array *side_array __attribute__((unused)),
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" ]");
+}
+
+static
+void do_tracer_before_print_vla(const struct side_type_vla *side_vla,
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_vla->attr), side_vla->nr_attr);
+ printf("%s", side_vla->nr_attr ? ", " : "");
+ printf("elements: [");
+ push_nesting(ctx);
+}
+
+
+static
+void do_tracer_after_print_vla(const struct side_type_vla *side_vla __attribute__((unused)),
+ const struct side_arg_vec *side_arg_vec __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" ]");
+}
+
+static
+void tracer_before_print_vla(const struct side_type_vla *side_vla,
+ const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ switch (side_enum_get(side_ptr_get(side_vla->length_type)->type)) {
+ case SIDE_TYPE_U8: /* Fall-through */
+ case SIDE_TYPE_U16: /* Fall-through */
+ case SIDE_TYPE_U32: /* Fall-through */
+ case SIDE_TYPE_U64: /* Fall-through */
+ case SIDE_TYPE_U128: /* Fall-through */
+ case SIDE_TYPE_S8: /* Fall-through */
+ case SIDE_TYPE_S16: /* Fall-through */
+ case SIDE_TYPE_S32: /* Fall-through */
+ case SIDE_TYPE_S64: /* Fall-through */
case SIDE_TYPE_S128:
break;
default:
- fprintf(stderr, "ERROR: Expecting integer variant selector type\n");
+ fprintf(stderr, "ERROR: Unexpected vla length type\n");
abort();
}
- v = tracer_load_integer_value(&selector_type->u.side_integer,
- &side_arg_variant->selector.u.side_static.integer_value, 0, NULL);
- side_check_value_u64(v);
- for (i = 0; i < side_type_variant->nr_options; i++) {
- const struct side_variant_option *option = &side_ptr_get(side_type_variant->options)[i];
-
- if (v.s[SIDE_INTEGER128_SPLIT_LOW] >= option->range_begin && v.s[SIDE_INTEGER128_SPLIT_LOW] <= option->range_end) {
- tracer_print_type(&option->side_type, &side_arg_variant->option);
- return;
- }
+ do_tracer_before_print_vla(side_vla, side_arg_vec, priv);
+}
+
+static
+void tracer_after_print_vla(const struct side_type_vla *side_vla,
+ const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ do_tracer_after_print_vla(side_vla, side_arg_vec, priv);
+}
+
+static
+void tracer_before_print_vla_visitor(const struct side_type_vla_visitor *side_vla_visitor,
+ const struct side_arg_vla_visitor *side_arg_vla_visitor __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ switch (side_enum_get(side_ptr_get(side_vla_visitor->length_type)->type)) {
+ case SIDE_TYPE_U8: /* Fall-through */
+ case SIDE_TYPE_U16: /* Fall-through */
+ case SIDE_TYPE_U32: /* Fall-through */
+ case SIDE_TYPE_U64: /* Fall-through */
+ case SIDE_TYPE_U128: /* Fall-through */
+ case SIDE_TYPE_S8: /* Fall-through */
+ case SIDE_TYPE_S16: /* Fall-through */
+ case SIDE_TYPE_S32: /* Fall-through */
+ case SIDE_TYPE_S64: /* Fall-through */
+ case SIDE_TYPE_S128:
+ break;
+ default:
+ fprintf(stderr, "ERROR: Unexpected vla visitor length type\n");
+ abort();
}
- fprintf(stderr, "ERROR: Variant selector value unknown %" PRId64 "\n", v.s[SIDE_INTEGER128_SPLIT_LOW]);
- abort();
+
+ print_attributes("attr", ":", side_ptr_get(side_vla_visitor->attr), side_vla_visitor->nr_attr);
+ printf("%s", side_vla_visitor->nr_attr ? ", " : "");
+ printf("elements: [");
+ push_nesting(ctx);
}
static
-void tracer_print_array(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec)
+void tracer_after_print_vla_visitor(const struct side_type_vla_visitor *side_vla_visitor __attribute__((unused)),
+ const struct side_arg_vla_visitor *side_arg_vla_visitor __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" ]");
+}
+
+static void tracer_print_enum(const struct side_type *type_desc,
+ const struct side_arg *item, void *priv)
+{
+ const struct side_enum_mappings *mappings = side_ptr_get(type_desc->u.side_enum.mappings);
+ const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum.elem_type);
+ union int_value v;
+
+ if (side_enum_get(elem_type->type) != side_enum_get(item->type)) {
+ fprintf(stderr, "ERROR: Unexpected enum element type\n");
+ abort();
+ }
+ v = tracer_load_integer_value(&elem_type->u.side_integer,
+ &item->u.side_static.integer_value, 0, NULL);
+ print_attributes("attr", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
+ printf("%s", mappings->nr_attr ? ", " : "");
+ printf("{ ");
+ tracer_print_integer(elem_type, item, priv);
+ printf(" }");
+ print_enum_labels(mappings, v);
+}
+
+static void tracer_print_enum_bitmap(const struct side_type *type_desc,
+ const struct side_arg *item, void *priv __attribute__((unused)))
{
- const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
- uint32_t i, side_sav_len = side_arg_vec->len;
+ const struct side_enum_bitmap_mappings *side_enum_mappings = side_ptr_get(type_desc->u.side_enum_bitmap.mappings);
+ const struct side_type *enum_elem_type = side_ptr_get(type_desc->u.side_enum_bitmap.elem_type), *elem_type;
+ uint32_t i, print_count = 0, stride_bit, nr_items;
+ const struct side_arg *array_item;
- if (type_desc->u.side_array.length != side_sav_len) {
- fprintf(stderr, "ERROR: length mismatch between description and arguments of array\n");
+ switch (side_enum_get(enum_elem_type->type)) {
+ case SIDE_TYPE_U8: /* Fall-through */
+ case SIDE_TYPE_BYTE: /* Fall-through */
+ case SIDE_TYPE_U16: /* Fall-through */
+ case SIDE_TYPE_U32: /* Fall-through */
+ case SIDE_TYPE_U64: /* Fall-through */
+ case SIDE_TYPE_U128: /* Fall-through */
+ case SIDE_TYPE_S8: /* Fall-through */
+ case SIDE_TYPE_S16: /* Fall-through */
+ case SIDE_TYPE_S32: /* Fall-through */
+ case SIDE_TYPE_S64: /* Fall-through */
+ case SIDE_TYPE_S128:
+ elem_type = enum_elem_type;
+ array_item = item;
+ nr_items = 1;
+ break;
+ case SIDE_TYPE_ARRAY:
+ elem_type = side_ptr_get(enum_elem_type->u.side_array.elem_type);
+ array_item = side_ptr_get(side_ptr_get(item->u.side_static.side_array)->sav);
+ nr_items = type_desc->u.side_array.length;
+ break;
+ case SIDE_TYPE_VLA:
+ elem_type = side_ptr_get(enum_elem_type->u.side_vla.elem_type);
+ array_item = side_ptr_get(side_ptr_get(item->u.side_static.side_vla)->sav);
+ nr_items = side_ptr_get(item->u.side_static.side_vla)->len;
+ break;
+ default:
+ fprintf(stderr, "ERROR: Unexpected enum element type\n");
abort();
}
- print_attributes("attr", ":", side_ptr_get(type_desc->u.side_array.attr), type_desc->u.side_array.nr_attr);
- printf("%s", type_desc->u.side_array.nr_attr ? ", " : "");
- printf("elements: ");
- printf("[ ");
- for (i = 0; i < side_sav_len; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_type(side_ptr_get(type_desc->u.side_array.elem_type), &sav[i]);
+ stride_bit = elem_type_to_stride(elem_type);
+
+ print_attributes("attr", ":", side_ptr_get(side_enum_mappings->attr), side_enum_mappings->nr_attr);
+ printf("%s", side_enum_mappings->nr_attr ? ", " : "");
+ printf("labels: [ ");
+ for (i = 0; i < side_enum_mappings->nr_mappings; i++) {
+ const struct side_enum_bitmap_mapping *mapping = &side_ptr_get(side_enum_mappings->mappings)[i];
+ bool match = false;
+ uint64_t bit;
+
+ if (mapping->range_end < mapping->range_begin) {
+ fprintf(stderr, "ERROR: Unexpected enum bitmap range: %" PRIu64 "-%" PRIu64 "\n",
+ mapping->range_begin, mapping->range_end);
+ abort();
+ }
+ for (bit = mapping->range_begin; bit <= mapping->range_end; bit++) {
+ if (bit > (nr_items * stride_bit) - 1)
+ break;
+ if (side_enum_get(elem_type->type) == SIDE_TYPE_BYTE) {
+ uint8_t v = array_item[bit / 8].u.side_static.byte_value;
+ if (v & (1ULL << (bit % 8))) {
+ match = true;
+ goto match;
+ }
+ } else {
+ union int_value v = {};
+
+ v = tracer_load_integer_value(&elem_type->u.side_integer,
+ &array_item[bit / stride_bit].u.side_static.integer_value,
+ 0, NULL);
+ side_check_value_u64(v);
+ if (v.u[SIDE_INTEGER128_SPLIT_LOW] & (1ULL << (bit % stride_bit))) {
+ match = true;
+ goto match;
+ }
+ }
+ }
+match:
+ if (match) {
+ printf("%s", print_count++ ? ", " : "");
+ tracer_print_type_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
+ side_enum_get(mapping->label.byte_order), NULL);
+ }
}
+ if (!print_count)
+ printf("<NO LABEL>");
printf(" ]");
}
static
-void tracer_print_vla(const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec)
+void tracer_print_gather_bool(const struct side_type_gather_bool *type,
+ const union side_bool_value *value,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_bool(":", &type->type, value, type->offset_bits);
+}
+
+static
+void tracer_print_gather_byte(const struct side_type_gather_byte *type,
+ const uint8_t *_ptr,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("0x%" PRIx8, *_ptr);
+}
+
+static
+void tracer_print_gather_integer(const struct side_type_gather_integer *type,
+ const union side_integer_value *value,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer(":", &type->type, value, type->offset_bits, TRACER_DISPLAY_BASE_10);
+}
+
+static
+void tracer_print_gather_pointer(const struct side_type_gather_integer *type,
+ const union side_integer_value *value,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer(":", &type->type, value, type->offset_bits, TRACER_DISPLAY_BASE_16);
+}
+
+static
+void tracer_print_gather_float(const struct side_type_gather_float *type,
+ const union side_float_value *value,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_float(":", &type->type, value);
+}
+
+static
+void tracer_print_gather_string(const struct side_type_gather_string *type,
+ const void *p, uint8_t unit_size,
+ enum side_type_label_byte_order byte_order,
+ size_t strlen_with_null __attribute__((unused)),
+ void *priv __attribute__((unused)))
+{
+ //TODO use strlen_with_null input
+ tracer_print_type_header("value", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ tracer_print_type_string(p, unit_size, byte_order, NULL);
+}
+
+static
+void tracer_before_print_gather_struct(const struct side_type_struct *side_struct, void *priv)
+{
+ tracer_before_print_struct(side_struct, NULL, priv);
+}
+
+static
+void tracer_after_print_gather_struct(const struct side_type_struct *side_struct, void *priv)
+{
+ tracer_after_print_struct(side_struct, NULL, priv);
+}
+
+static
+void tracer_before_print_gather_array(const struct side_type_array *side_array, void *priv)
+{
+ tracer_before_print_array(side_array, NULL, priv);
+}
+
+static
+void tracer_after_print_gather_array(const struct side_type_array *side_array, void *priv)
+{
+ tracer_after_print_array(side_array, NULL, priv);
+}
+
+static
+void tracer_before_print_gather_vla(const struct side_type_vla *side_vla,
+ uint32_t length __attribute__((unused)), void *priv)
+{
+ switch (side_enum_get(side_ptr_get(side_vla->length_type)->type)) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ break;
+ default:
+ fprintf(stderr, "ERROR: Unexpected vla length type\n");
+ abort();
+ }
+ do_tracer_before_print_vla(side_vla, NULL, priv);
+}
+
+
+static
+void tracer_after_print_gather_vla(const struct side_type_vla *side_vla,
+ uint32_t length __attribute__((unused)), void *priv)
+{
+ do_tracer_after_print_vla(side_vla, NULL, priv);
+}
+
+static
+void tracer_print_gather_enum(const struct side_type_gather_enum *type,
+ const union side_integer_value *value,
+ void *priv __attribute__((unused)))
+{
+ const struct side_enum_mappings *mappings = side_ptr_get(type->mappings);
+ const struct side_type *enum_elem_type = side_ptr_get(type->elem_type);
+ const struct side_type_gather_integer *side_integer = &enum_elem_type->u.side_gather.u.side_integer;
+ union int_value v;
+
+ v = tracer_load_integer_value(&side_integer->type, value, 0, NULL);
+ print_attributes("attr", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
+ printf("%s", mappings->nr_attr ? ", " : "");
+ printf("{ ");
+ tracer_print_type_integer(":", &side_integer->type, value, 0, TRACER_DISPLAY_BASE_10);
+ printf(" }");
+ print_enum_labels(mappings, v);
+}
+
+static
+void tracer_before_print_dynamic_field(const struct side_arg_dynamic_field *field, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ if (get_nested_item_nr(ctx) != 0)
+ printf(",");
+ printf(" %s:: { ", side_ptr_get(field->field_name));
+}
+
+static
+void tracer_after_print_dynamic_field(const struct side_arg_dynamic_field *field __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ printf(" }");
+ inc_nested_item_nr(ctx);
+}
+
+static
+void tracer_before_print_dynamic_elem(const struct side_arg *dynamic_item __attribute__((unused)), void *priv)
+{
+ tracer_before_print_elem(NULL, priv);
+}
+
+static
+void tracer_after_print_dynamic_elem(const struct side_arg *dynamic_item __attribute__((unused)), void *priv)
+{
+ tracer_after_print_elem(NULL, priv);
+}
+
+static
+void tracer_print_dynamic_null(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", "::", side_ptr_get(item->u.side_dynamic.side_null.attr),
+ item->u.side_dynamic.side_null.nr_attr);
+ printf("<NULL TYPE>");
+}
+
+static
+void tracer_print_dynamic_bool(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_bool("::", &item->u.side_dynamic.side_bool.type, &item->u.side_dynamic.side_bool.value, 0);
+}
+
+static
+void tracer_print_dynamic_integer(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer("::", &item->u.side_dynamic.side_integer.type, &item->u.side_dynamic.side_integer.value, 0,
+ TRACER_DISPLAY_BASE_10);
+}
+
+static
+void tracer_print_dynamic_byte(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", "::", side_ptr_get(item->u.side_dynamic.side_byte.type.attr), item->u.side_dynamic.side_byte.type.nr_attr);
+ printf("0x%" PRIx8, item->u.side_dynamic.side_byte.value);
+}
+
+static
+void tracer_print_dynamic_pointer(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_integer("::", &item->u.side_dynamic.side_integer.type, &item->u.side_dynamic.side_integer.value, 0,
+ TRACER_DISPLAY_BASE_16);
+}
+
+static
+void tracer_print_dynamic_float(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_float("::", &item->u.side_dynamic.side_float.type,
+ &item->u.side_dynamic.side_float.value);
+}
+
+static
+void tracer_print_dynamic_string(const struct side_arg *item,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("value", "::", side_ptr_get(item->u.side_dynamic.side_string.type.attr), item->u.side_dynamic.side_string.type.nr_attr);
+ tracer_print_type_string((const char *)(uintptr_t) item->u.side_dynamic.side_string.value,
+ item->u.side_dynamic.side_string.type.unit_size,
+ side_enum_get(item->u.side_dynamic.side_string.type.byte_order), NULL);
+}
+
+static
+void tracer_before_print_dynamic_struct(const struct side_arg_dynamic_struct *dynamic_struct,
+ void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", "::", side_ptr_get(dynamic_struct->attr), dynamic_struct->nr_attr);
+ printf("%s", dynamic_struct->nr_attr ? ", " : "");
+ printf("fields:: {");
+ push_nesting(ctx);
+}
+
+static
+void tracer_after_print_dynamic_struct(const struct side_arg_dynamic_struct *dynamic_struct __attribute__((unused)),
+ void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" }");
+}
+
+static
+void tracer_before_print_dynamic_struct_visitor(const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_struct_visitor *dynamic_struct_visitor;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ dynamic_struct_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_struct_visitor);
+ if (!dynamic_struct_visitor)
+ abort();
+
+ print_attributes("attr", "::", side_ptr_get(dynamic_struct_visitor->attr), dynamic_struct_visitor->nr_attr);
+ printf("%s", dynamic_struct_visitor->nr_attr ? ", " : "");
+ printf("fields:: {");
+ push_nesting(ctx);
+}
+
+static
+void tracer_after_print_dynamic_struct_visitor(const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_struct_visitor *dynamic_struct_visitor;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ dynamic_struct_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_struct_visitor);
+ if (!dynamic_struct_visitor)
+ abort();
+
+ pop_nesting(ctx);
+ printf(" }");
+}
+
+static
+void tracer_before_print_dynamic_vla(const struct side_arg_dynamic_vla *dynamic_vla, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", "::", side_ptr_get(dynamic_vla->attr), dynamic_vla->nr_attr);
+ printf("%s", dynamic_vla->nr_attr ? ", " : "");
+ printf("elements:: [");
+ push_nesting(ctx);
+}
+
+static
+void tracer_after_print_dynamic_vla(const struct side_arg_dynamic_vla *dynamic_vla __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" ]");
+}
+
+static
+void tracer_before_print_dynamic_vla_visitor(const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_vla_visitor *dynamic_vla_visitor;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ dynamic_vla_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_vla_visitor);
+ if (!dynamic_vla_visitor)
+ abort();
+
+ print_attributes("attr", "::", side_ptr_get(dynamic_vla_visitor->attr), dynamic_vla_visitor->nr_attr);
+ printf("%s", dynamic_vla_visitor->nr_attr ? ", " : "");
+ printf("elements:: [");
+ push_nesting(ctx);
+}
+
+static
+void tracer_after_print_dynamic_vla_visitor(const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_vla_visitor *dynamic_vla_visitor;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ dynamic_vla_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_vla_visitor);
+ if (!dynamic_vla_visitor)
+ abort();
+
+ pop_nesting(ctx);
+ printf(" ]");
+}
+
+static struct side_type_visitor type_visitor = {
+ .before_event_func = tracer_before_print_event,
+ .after_event_func = tracer_after_print_event,
+ .before_static_fields_func = tracer_before_print_static_fields,
+ .after_static_fields_func = tracer_after_print_static_fields,
+ .before_variadic_fields_func = tracer_before_print_variadic_fields,
+ .after_variadic_fields_func = tracer_after_print_variadic_fields,
+
+ /* Stack-copy basic types. */
+ .before_field_func = tracer_before_print_field,
+ .after_field_func = tracer_after_print_field,
+ .before_elem_func = tracer_before_print_elem,
+ .after_elem_func = tracer_after_print_elem,
+ .null_type_func = tracer_print_null,
+ .bool_type_func = tracer_print_bool,
+ .integer_type_func = tracer_print_integer,
+ .byte_type_func = tracer_print_byte,
+ .pointer_type_func = tracer_print_pointer,
+ .float_type_func = tracer_print_float,
+ .string_type_func = tracer_print_string,
+
+ /* Stack-copy compound types. */
+ .before_struct_type_func = tracer_before_print_struct,
+ .after_struct_type_func = tracer_after_print_struct,
+ .before_array_type_func = tracer_before_print_array,
+ .after_array_type_func = tracer_after_print_array,
+ .before_vla_type_func = tracer_before_print_vla,
+ .after_vla_type_func = tracer_after_print_vla,
+ .before_vla_visitor_type_func = tracer_before_print_vla_visitor,
+ .after_vla_visitor_type_func = tracer_after_print_vla_visitor,
+
+ /* Stack-copy enumeration types. */
+ .enum_type_func = tracer_print_enum,
+ .enum_bitmap_type_func = tracer_print_enum_bitmap,
+
+ /* Gather basic types. */
+ .gather_bool_type_func = tracer_print_gather_bool,
+ .gather_byte_type_func = tracer_print_gather_byte,
+ .gather_integer_type_func = tracer_print_gather_integer,
+ .gather_pointer_type_func = tracer_print_gather_pointer,
+ .gather_float_type_func = tracer_print_gather_float,
+ .gather_string_type_func = tracer_print_gather_string,
+
+ /* Gather compound types. */
+ .before_gather_struct_type_func = tracer_before_print_gather_struct,
+ .after_gather_struct_type_func = tracer_after_print_gather_struct,
+ .before_gather_array_type_func = tracer_before_print_gather_array,
+ .after_gather_array_type_func = tracer_after_print_gather_array,
+ .before_gather_vla_type_func = tracer_before_print_gather_vla,
+ .after_gather_vla_type_func = tracer_after_print_gather_vla,
+
+ /* Gather enumeration types. */
+ .gather_enum_type_func = tracer_print_gather_enum,
+
+ /* Dynamic basic types. */
+ .before_dynamic_field_func = tracer_before_print_dynamic_field,
+ .after_dynamic_field_func = tracer_after_print_dynamic_field,
+ .before_dynamic_elem_func = tracer_before_print_dynamic_elem,
+ .after_dynamic_elem_func = tracer_after_print_dynamic_elem,
+
+ .dynamic_null_func = tracer_print_dynamic_null,
+ .dynamic_bool_func = tracer_print_dynamic_bool,
+ .dynamic_integer_func = tracer_print_dynamic_integer,
+ .dynamic_byte_func = tracer_print_dynamic_byte,
+ .dynamic_pointer_func = tracer_print_dynamic_pointer,
+ .dynamic_float_func = tracer_print_dynamic_float,
+ .dynamic_string_func = tracer_print_dynamic_string,
+
+ /* Dynamic compound types. */
+ .before_dynamic_struct_func = tracer_before_print_dynamic_struct,
+ .after_dynamic_struct_func = tracer_after_print_dynamic_struct,
+ .before_dynamic_struct_visitor_func = tracer_before_print_dynamic_struct_visitor,
+ .after_dynamic_struct_visitor_func = tracer_after_print_dynamic_struct_visitor,
+ .before_dynamic_vla_func = tracer_before_print_dynamic_vla,
+ .after_dynamic_vla_func = tracer_after_print_dynamic_vla,
+ .before_dynamic_vla_visitor_func = tracer_before_print_dynamic_vla_visitor,
+ .after_dynamic_vla_visitor_func = tracer_after_print_dynamic_vla_visitor,
+};
+
+static
+void tracer_call(const struct side_event_description *desc,
+ const struct side_arg_vec *side_arg_vec,
+ void *priv __attribute__((unused)),
+ void *caller_addr)
+{
+ struct print_ctx ctx = {};
+
+ type_visitor_event(&type_visitor, desc, side_arg_vec, NULL, caller_addr, &ctx);
+}
+
+static
+void tracer_call_variadic(const struct side_event_description *desc,
+ const struct side_arg_vec *side_arg_vec,
+ const struct side_arg_dynamic_struct *var_struct,
+ void *priv __attribute__((unused)),
+ void *caller_addr)
+{
+ struct print_ctx ctx = {};
+
+ type_visitor_event(&type_visitor, desc, side_arg_vec, var_struct, caller_addr, &ctx);
+}
+
+static
+void before_print_description_event(const struct side_event_description *desc, void *priv __attribute__((unused)))
+{
+ printf("event description: provider: %s, event: %s", side_ptr_get(desc->provider_name), side_ptr_get(desc->event_name));
+ print_attributes(", attr", ":", side_ptr_get(desc->attr), desc->nr_attr);
+}
+
+static
+void after_print_description_event(const struct side_event_description *desc, void *priv __attribute__((unused)))
+{
+ if (desc->flags & SIDE_EVENT_FLAG_VARIADIC)
+ printf(", <variadic fields>");
+ printf("\n");
+}
+
+static
+void before_print_description_static_fields(const struct side_event_description *desc, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t len = desc->nr_fields;
+
+ printf("%s", len ? ", fields: {" : "");
+ push_nesting(ctx);
+}
+
+static
+void after_print_description_static_fields(const struct side_event_description *desc, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+ uint32_t len = desc->nr_fields;
+
+ pop_nesting(ctx);
+ if (len)
+ printf(" }");
+}
+
+static
+void before_print_description_field(const struct side_event_field *item_desc, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ if (get_nested_item_nr(ctx) != 0)
+ printf(",");
+ printf(" %s: { ", side_ptr_get(item_desc->field_name));
+}
+
+static
+void after_print_description_field(const struct side_event_field *item_desc __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ printf(" }");
+ inc_nested_item_nr(ctx);
+}
+
+static
+void before_print_description_elem(const struct side_type *type_desc __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ if (get_nested_item_nr(ctx) != 0)
+ printf(", { ");
+ else
+ printf(" { ");
+}
+
+static
+void after_print_description_elem(const struct side_type *type_desc __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ printf(" }");
+ inc_nested_item_nr(ctx);
+}
+
+static
+void before_print_description_option(const struct side_variant_option *option_desc, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ if (get_nested_item_nr(ctx) != 0)
+ printf(",");
+ if (option_desc->range_begin == option_desc->range_end)
+ printf(" [ %" PRIu64 " ]: { ",
+ option_desc->range_begin);
+ else
+ printf(" [ %" PRIu64 " - %" PRIu64 " ]: { ",
+ option_desc->range_begin,
+ option_desc->range_end);
+}
+
+static
+void after_print_description_option(const struct side_variant_option *option_desc __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ printf(" }");
+ inc_nested_item_nr(ctx);
+}
+
+static
+void print_description_null(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_null.attr),
+ type_desc->u.side_null.nr_attr);
+ printf("null");
+}
+
+static
+void print_description_bool(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_bool.attr),
+ type_desc->u.side_bool.nr_attr);
+ printf("bool { size: %" PRIu16, type_desc->u.side_bool.bool_size);
+ if (type_desc->u.side_bool.len_bits)
+ printf(", len_bits: %" PRIu16, type_desc->u.side_bool.len_bits);
+ printf(" }");
+}
+
+static
+void print_description_integer(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_integer.attr),
+ type_desc->u.side_integer.nr_attr);
+ printf("integer { size: %" PRIu16 ", signedness: %s, byte_order: \"%s\"",
+ type_desc->u.side_integer.integer_size,
+ type_desc->u.side_integer.signedness ? "true" : "false",
+ side_enum_get(type_desc->u.side_integer.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ if (type_desc->u.side_integer.len_bits)
+ printf(", len_bits: %" PRIu16, type_desc->u.side_integer.len_bits);
+ printf(" }");
+}
+
+static
+void print_description_byte(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_byte.attr),
+ type_desc->u.side_byte.nr_attr);
+ printf("byte");
+}
+
+static
+void print_description_pointer(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_integer.attr),
+ type_desc->u.side_integer.nr_attr);
+ printf("pointer { size: %" PRIu16 ", signedness: %s, byte_order: \"%s\"",
+ type_desc->u.side_integer.integer_size,
+ type_desc->u.side_integer.signedness ? "true" : "false",
+ side_enum_get(type_desc->u.side_integer.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ if (type_desc->u.side_integer.len_bits)
+ printf(", len_bits: %" PRIu16, type_desc->u.side_integer.len_bits);
+ printf(" }");
+}
+
+static
+void print_description_float(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_float.attr),
+ type_desc->u.side_float.nr_attr);
+ printf("float { size: %" PRIu16 ", byte_order: \"%s\"",
+ type_desc->u.side_float.float_size,
+ side_enum_get(type_desc->u.side_float.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ printf(" }");
+}
+
+static
+void print_description_string(const struct side_type *type_desc,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type_desc->u.side_string.attr),
+ type_desc->u.side_string.nr_attr);
+ printf("string { unit_size: %" PRIu8,
+ type_desc->u.side_string.unit_size);
+ if (type_desc->u.side_string.unit_size > 1)
+ printf(", byte_order: \"%s\"",
+ side_enum_get(type_desc->u.side_string.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ printf(" }");
+}
+
+static
+void before_print_description_struct(const struct side_type_struct *side_struct, void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_struct->attr), side_struct->nr_attr);
+ printf("%s", side_struct->nr_attr ? ", " : "");
+ printf("type: struct { fields: {");
+ push_nesting(ctx);
+}
+
+
+static
+void after_print_description_struct(const struct side_type_struct *side_struct __attribute__((unused)), void *priv)
{
- const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
- uint32_t i, side_sav_len = side_arg_vec->len;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- print_attributes("attr", ":", side_ptr_get(type_desc->u.side_vla.attr), type_desc->u.side_vla.nr_attr);
- printf("%s", type_desc->u.side_vla.nr_attr ? ", " : "");
- printf("elements: ");
- printf("[ ");
- for (i = 0; i < side_sav_len; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_type(side_ptr_get(type_desc->u.side_vla.elem_type), &sav[i]);
- }
- printf(" ]");
+ pop_nesting(ctx);
+ printf(" } }");
}
static
-const char *tracer_gather_access(enum side_type_gather_access_mode access_mode, const char *ptr)
+void before_print_description_variant(const struct side_type_variant *side_variant, void *priv)
{
- switch (access_mode) {
- case SIDE_TYPE_GATHER_ACCESS_DIRECT:
- return ptr;
- case SIDE_TYPE_GATHER_ACCESS_POINTER:
- /* Dereference pointer */
- memcpy(&ptr, ptr, sizeof(const char *));
- return ptr;
- default:
- abort();
- }
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_variant->attr), side_variant->nr_attr);
+ printf("%s", side_variant->nr_attr ? ", " : "");
+ printf("type: variant { options: {");
+ push_nesting(ctx);
}
static
-uint32_t tracer_gather_size(enum side_type_gather_access_mode access_mode, uint32_t len)
+void after_print_description_variant(const struct side_type_variant *side_variant __attribute__((unused)), void *priv)
{
- switch (access_mode) {
- case SIDE_TYPE_GATHER_ACCESS_DIRECT:
- return len;
- case SIDE_TYPE_GATHER_ACCESS_POINTER:
- return sizeof(void *);
- default:
- abort();
- }
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(" } }");
}
static
-union int_value tracer_load_gather_integer_value(const struct side_type_gather_integer *side_integer,
- const void *_ptr)
+void before_print_description_array(const struct side_type_array *side_array, void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) side_integer->access_mode;
- uint32_t integer_size_bytes = side_integer->type.integer_size;
- const char *ptr = (const char *) _ptr;
- union side_integer_value value;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- ptr = tracer_gather_access(access_mode, ptr + side_integer->offset);
- memcpy(&value, ptr, integer_size_bytes);
- return tracer_load_integer_value(&side_integer->type, &value,
- side_integer->offset_bits, NULL);
+ print_attributes("attr", ":", side_ptr_get(side_array->attr), side_array->nr_attr);
+ printf("%s", side_array->nr_attr ? ", " : "");
+ printf("type: array { length: %" PRIu32 ", element:", side_array->length);
+ push_nesting(ctx);
}
+
static
-uint32_t tracer_print_gather_bool_type(const struct side_type_gather *type_gather, const void *_ptr)
+void after_print_description_array(const struct side_type_array *side_array __attribute__((unused)), void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_bool.access_mode;
- uint32_t bool_size_bytes = type_gather->u.side_bool.type.bool_size;
- const char *ptr = (const char *) _ptr;
- union side_bool_value value;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- switch (bool_size_bytes) {
- case 1:
- case 2:
- case 4:
- case 8:
- break;
- default:
- abort();
- }
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_bool.offset);
- memcpy(&value, ptr, bool_size_bytes);
- tracer_print_type_bool(":", &type_gather->u.side_bool.type, &value,
- type_gather->u.side_bool.offset_bits);
- return tracer_gather_size(access_mode, bool_size_bytes);
+ pop_nesting(ctx);
+ printf(" }");
}
static
-uint32_t tracer_print_gather_byte_type(const struct side_type_gather *type_gather, const void *_ptr)
+void before_print_description_vla(const struct side_type_vla *side_vla, void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_byte.access_mode;
- const char *ptr = (const char *) _ptr;
- uint8_t value;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_byte.offset);
- memcpy(&value, ptr, 1);
- tracer_print_type_header(":", side_ptr_get(type_gather->u.side_byte.type.attr),
- type_gather->u.side_byte.type.nr_attr);
- printf("0x%" PRIx8, value);
- return tracer_gather_size(access_mode, 1);
+ print_attributes("attr", ":", side_ptr_get(side_vla->attr), side_vla->nr_attr);
+ printf("%s", side_vla->nr_attr ? ", " : "");
+ printf("type: vla { length:");
+ push_nesting(ctx);
}
static
-uint32_t tracer_print_gather_integer_type(const struct side_type_gather *type_gather, const void *_ptr,
- enum tracer_display_base default_base)
+void after_length_print_description_vla(const struct side_type_vla *side_vla __attribute__((unused)), void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_integer.access_mode;
- uint32_t integer_size_bytes = type_gather->u.side_integer.type.integer_size;
- const char *ptr = (const char *) _ptr;
- union side_integer_value value;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- switch (integer_size_bytes) {
- case 1:
- case 2:
- case 4:
- case 8:
- case 16:
- break;
- default:
- abort();
- }
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_integer.offset);
- memcpy(&value, ptr, integer_size_bytes);
- tracer_print_type_integer(":", &type_gather->u.side_integer.type, &value,
- type_gather->u.side_integer.offset_bits, default_base);
- return tracer_gather_size(access_mode, integer_size_bytes);
+ pop_nesting(ctx);
+ printf(", element:");
+ push_nesting(ctx);
}
static
-uint32_t tracer_print_gather_float_type(const struct side_type_gather *type_gather, const void *_ptr)
+void after_element_print_description_vla(const struct side_type_vla *side_vla __attribute__((unused)), void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_float.access_mode;
- uint32_t float_size_bytes = type_gather->u.side_float.type.float_size;
- const char *ptr = (const char *) _ptr;
- union side_float_value value;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- switch (float_size_bytes) {
- case 2:
- case 4:
- case 8:
- case 16:
- break;
- default:
- abort();
- }
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_float.offset);
- memcpy(&value, ptr, float_size_bytes);
- tracer_print_type_float(":", &type_gather->u.side_float.type, &value);
- return tracer_gather_size(access_mode, float_size_bytes);
+ pop_nesting(ctx);
+ printf(" }");
}
static
-uint32_t tracer_print_gather_string_type(const struct side_type_gather *type_gather, const void *_ptr)
+void before_print_description_vla_visitor(const struct side_type_vla_visitor *side_vla_visitor, void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_string.access_mode;
- const char *ptr = (const char *) _ptr;
- size_t string_len;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_string.offset);
- tracer_print_type_header(":", side_ptr_get(type_gather->u.side_string.type.attr),
- type_gather->u.side_string.type.nr_attr);
- if (ptr) {
- tracer_print_string(ptr, type_gather->u.side_string.type.unit_size,
- side_enum_get(type_gather->u.side_string.type.byte_order), &string_len);
- } else {
- printf("<NULL>");
- string_len = type_gather->u.side_string.type.unit_size;
- }
- return tracer_gather_size(access_mode, string_len);
+ print_attributes("attr", ":", side_ptr_get(side_vla_visitor->attr), side_vla_visitor->nr_attr);
+ printf("%s", side_vla_visitor->nr_attr ? ", " : "");
+ printf("type: vla_visitor { length:");
+ push_nesting(ctx);
}
static
-uint32_t tracer_print_gather_type(const struct side_type *type_desc, const void *ptr)
+void after_length_print_description_vla_visitor(const struct side_type_vla_visitor *side_vla_visitor __attribute__((unused)), void *priv)
{
- uint32_t len;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- printf("{ ");
- switch (side_enum_get(type_desc->type)) {
- /* Gather basic types */
- case SIDE_TYPE_GATHER_BOOL:
- len = tracer_print_gather_bool_type(&type_desc->u.side_gather, ptr);
- break;
- case SIDE_TYPE_GATHER_INTEGER:
- len = tracer_print_gather_integer_type(&type_desc->u.side_gather, ptr,
- TRACER_DISPLAY_BASE_10);
- break;
- case SIDE_TYPE_GATHER_BYTE:
- len = tracer_print_gather_byte_type(&type_desc->u.side_gather, ptr);
- break;
- case SIDE_TYPE_GATHER_POINTER:
- len = tracer_print_gather_integer_type(&type_desc->u.side_gather, ptr,
- TRACER_DISPLAY_BASE_16);
- break;
- case SIDE_TYPE_GATHER_FLOAT:
- len = tracer_print_gather_float_type(&type_desc->u.side_gather, ptr);
- break;
- case SIDE_TYPE_GATHER_STRING:
- len = tracer_print_gather_string_type(&type_desc->u.side_gather, ptr);
- break;
+ pop_nesting(ctx);
+ printf(", element:");
+ push_nesting(ctx);
+}
- /* Gather enum types */
- case SIDE_TYPE_GATHER_ENUM:
- len = tracer_print_gather_enum_type(&type_desc->u.side_gather, ptr);
- break;
+static
+void after_element_print_description_vla_visitor(const struct side_type_vla_visitor *side_vla_visitor __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- /* Gather compound types */
- case SIDE_TYPE_GATHER_STRUCT:
- len = tracer_print_gather_struct(&type_desc->u.side_gather, ptr);
- break;
- case SIDE_TYPE_GATHER_ARRAY:
- len = tracer_print_gather_array(&type_desc->u.side_gather, ptr);
- break;
- case SIDE_TYPE_GATHER_VLA:
- len = tracer_print_gather_vla(&type_desc->u.side_gather, ptr, ptr);
- break;
- default:
- fprintf(stderr, "<UNKNOWN GATHER TYPE>");
- abort();
- }
+ pop_nesting(ctx);
printf(" }");
- return len;
}
static
-uint32_t tracer_print_gather_enum_type(const struct side_type_gather *type_gather, const void *_ptr)
+void do_before_print_description_enum(const char *type_name, const struct side_enum_mappings *mappings, void *priv __attribute__((unused)))
{
- const struct side_enum_mappings *mappings = side_ptr_get(type_gather->u.side_enum.mappings);
- const struct side_type *enum_elem_type = side_ptr_get(type_gather->u.side_enum.elem_type);
- const struct side_type_gather_integer *side_integer = &enum_elem_type->u.side_gather.u.side_integer;
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) side_integer->access_mode;
- uint32_t integer_size_bytes = side_integer->type.integer_size;
- const char *ptr = (const char *) _ptr;
- union side_integer_value value;
- union int_value v;
+ uint32_t i, print_count = 0;
- switch (integer_size_bytes) {
- case 1:
- case 2:
- case 4:
- case 8:
- case 16:
- break;
- default:
- abort();
+ tracer_print_type_header("type", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
+ printf("%s { labels: { ", type_name);
+ for (i = 0; i < mappings->nr_mappings; i++) {
+ const struct side_enum_mapping *mapping = &side_ptr_get(mappings->mappings)[i];
+
+ if (mapping->range_end < mapping->range_begin) {
+ fprintf(stderr, "ERROR: Unexpected enum range: %" PRIu64 "-%" PRIu64 "\n",
+ mapping->range_begin, mapping->range_end);
+ abort();
+ }
+ printf("%s", print_count++ ? ", " : "");
+ if (mapping->range_begin == mapping->range_end)
+ printf("[ %" PRIu64 " ]: ", mapping->range_begin);
+ else
+ printf("[ %" PRIu64 " - %" PRIu64 " ]: ",
+ mapping->range_begin, mapping->range_end);
+ tracer_print_type_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
+ side_enum_get(mapping->label.byte_order), NULL);
}
- ptr = tracer_gather_access(access_mode, ptr + side_integer->offset);
- memcpy(&value, ptr, integer_size_bytes);
- v = tracer_load_gather_integer_value(side_integer, &value);
- print_attributes("attr", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
- printf("%s", mappings->nr_attr ? ", " : "");
- tracer_print_gather_type(enum_elem_type, ptr);
- print_enum_labels(mappings, v);
- return tracer_gather_size(access_mode, integer_size_bytes);
+ if (!print_count)
+ printf("<NO LABEL>");
+
+ printf(" }, element: { ");
}
+
static
-void tracer_print_gather_field(const struct side_event_field *field, const void *ptr)
+void do_after_print_description_enum(const char *type_name __attribute__((unused)), const struct side_enum_mappings *mappings __attribute__((unused)), void *priv __attribute__((unused)))
{
- printf("%s: ", side_ptr_get(field->field_name));
- (void) tracer_print_gather_type(&field->side_type, ptr);
+ printf(" }");
}
static
-uint32_t tracer_print_gather_struct(const struct side_type_gather *type_gather, const void *_ptr)
+void before_print_description_enum(const struct side_type *type_desc, void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_struct.access_mode;
- const struct side_type_struct *side_struct = side_ptr_get(type_gather->u.side_struct.type);
- const char *ptr = (const char *) _ptr;
- uint32_t i;
+ const struct side_enum_mappings *mappings = side_ptr_get(type_desc->u.side_enum.mappings);
+ const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum.elem_type);
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_struct.offset);
- print_attributes("attr", ":", side_ptr_get(side_struct->attr), side_struct->nr_attr);
- printf("%s", side_struct->nr_attr ? ", " : "");
- printf("fields: { ");
- for (i = 0; i < side_struct->nr_fields; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_gather_field(&side_ptr_get(side_struct->fields)[i], ptr);
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_S8:
+ case SIDE_TYPE_S16:
+ case SIDE_TYPE_S32:
+ case SIDE_TYPE_S64:
+ case SIDE_TYPE_S128:
+ break;
+ default:
+ fprintf(stderr, "Unsupported enum element type.\n");
+ abort();
}
- printf(" }");
- return tracer_gather_size(access_mode, type_gather->u.side_struct.size);
+ do_before_print_description_enum("enum", mappings, priv);
}
static
-uint32_t tracer_print_gather_array(const struct side_type_gather *type_gather, const void *_ptr)
+void after_print_description_enum(const struct side_type *type_desc, void *priv)
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_array.access_mode;
- const char *ptr = (const char *) _ptr, *orig_ptr;
- uint32_t i;
+ const struct side_enum_mappings *mappings = side_ptr_get(type_desc->u.side_enum.mappings);
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_array.offset);
- orig_ptr = ptr;
- print_attributes("attr", ":", side_ptr_get(type_gather->u.side_array.type.attr), type_gather->u.side_array.type.nr_attr);
- printf("%s", type_gather->u.side_array.type.nr_attr ? ", " : "");
- printf("elements: ");
- printf("[ ");
- for (i = 0; i < type_gather->u.side_array.type.length; i++) {
- const struct side_type *elem_type = side_ptr_get(type_gather->u.side_array.type.elem_type);
-
- switch (side_enum_get(elem_type->type)) {
- case SIDE_TYPE_GATHER_VLA:
- fprintf(stderr, "<gather VLA only supported within gather structures>\n");
- abort();
- default:
- break;
- }
- printf("%s", i ? ", " : "");
- ptr += tracer_print_gather_type(elem_type, ptr);
- }
- printf(" ]");
- return tracer_gather_size(access_mode, ptr - orig_ptr);
+ do_after_print_description_enum("enum", mappings, priv);
}
static
-uint32_t tracer_print_gather_vla(const struct side_type_gather *type_gather, const void *_ptr,
- const void *_length_ptr)
+void before_print_description_enum_bitmap(const struct side_type *type_desc, void *priv __attribute__((unused)))
{
- enum side_type_gather_access_mode access_mode =
- (enum side_type_gather_access_mode) type_gather->u.side_vla.access_mode;
- const struct side_type *length_type = side_ptr_get(type_gather->u.side_vla.length_type);
- const char *ptr = (const char *) _ptr, *orig_ptr;
- const char *length_ptr = (const char *) _length_ptr;
- union int_value v = {};
- uint32_t i, length;
+ const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum_bitmap.elem_type);
+ const struct side_enum_bitmap_mappings *mappings = side_ptr_get(type_desc->u.side_enum_bitmap.mappings);
+ uint32_t i, print_count = 0;
- /* Access length */
- switch (side_enum_get(length_type->type)) {
- case SIDE_TYPE_GATHER_INTEGER:
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_BYTE:
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_ARRAY:
+ case SIDE_TYPE_VLA:
break;
default:
- fprintf(stderr, "<gather VLA expects integer gather length type>\n");
- abort();
- }
- v = tracer_load_gather_integer_value(&length_type->u.side_gather.u.side_integer,
- length_ptr);
- if (v.u[SIDE_INTEGER128_SPLIT_HIGH] || v.u[SIDE_INTEGER128_SPLIT_LOW] > UINT32_MAX) {
- fprintf(stderr, "Unexpected vla length value\n");
+ fprintf(stderr, "Unsupported enum element type.\n");
abort();
}
- length = (uint32_t) v.u[SIDE_INTEGER128_SPLIT_LOW];
- ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_vla.offset);
- orig_ptr = ptr;
- print_attributes("attr", ":", side_ptr_get(type_gather->u.side_vla.type.attr), type_gather->u.side_vla.type.nr_attr);
- printf("%s", type_gather->u.side_vla.type.nr_attr ? ", " : "");
- printf("elements: ");
- printf("[ ");
- for (i = 0; i < length; i++) {
- const struct side_type *elem_type = side_ptr_get(type_gather->u.side_vla.type.elem_type);
-
- switch (side_enum_get(elem_type->type)) {
- case SIDE_TYPE_GATHER_VLA:
- fprintf(stderr, "<gather VLA only supported within gather structures>\n");
+ tracer_print_type_header("type", ":", side_ptr_get(mappings->attr), mappings->nr_attr);
+ printf("enum_bitmap { labels: { ");
+ for (i = 0; i < mappings->nr_mappings; i++) {
+ const struct side_enum_bitmap_mapping *mapping = &side_ptr_get(mappings->mappings)[i];
+
+ if (mapping->range_end < mapping->range_begin) {
+ fprintf(stderr, "ERROR: Unexpected enum range: %" PRIu64 "-%" PRIu64 "\n",
+ mapping->range_begin, mapping->range_end);
abort();
- default:
- break;
}
- printf("%s", i ? ", " : "");
- ptr += tracer_print_gather_type(elem_type, ptr);
+ printf("%s", print_count++ ? ", " : "");
+ if (mapping->range_begin == mapping->range_end)
+ printf("[ %" PRIu64 " ]: ", mapping->range_begin);
+ else
+ printf("[ %" PRIu64 " - %" PRIu64 " ]: ",
+ mapping->range_begin, mapping->range_end);
+ tracer_print_type_string(side_ptr_get(mapping->label.p), mapping->label.unit_size,
+ side_enum_get(mapping->label.byte_order), NULL);
}
- printf(" ]");
- return tracer_gather_size(access_mode, ptr - orig_ptr);
-}
+ if (!print_count)
+ printf("<NO LABEL>");
-struct tracer_visitor_priv {
- const struct side_type *elem_type;
- int i;
-};
+ printf(" }, element: { ");
+}
static
-enum side_visitor_status tracer_write_elem_cb(const struct side_tracer_visitor_ctx *tracer_ctx,
- const struct side_arg *elem)
+void after_print_description_enum_bitmap(const struct side_type *type_desc __attribute__((unused)), void *priv __attribute__((unused)))
{
- struct tracer_visitor_priv *tracer_priv = (struct tracer_visitor_priv *) tracer_ctx->priv;
-
- printf("%s", tracer_priv->i++ ? ", " : "");
- tracer_print_type(tracer_priv->elem_type, elem);
- return SIDE_VISITOR_STATUS_OK;
+ printf(" }");
}
static
-void tracer_print_vla_visitor(const struct side_type *type_desc, struct side_arg_vla_visitor *vla_visitor)
+void print_description_gather_bool(const struct side_type_gather_bool *type,
+ void *priv __attribute__((unused)))
{
- void *app_ctx;
- enum side_visitor_status status;
- struct tracer_visitor_priv tracer_priv = {
- .elem_type = side_ptr_get(type_desc->u.side_vla_visitor.elem_type),
- .i = 0,
- };
- const struct side_tracer_visitor_ctx tracer_ctx = {
- .write_elem = tracer_write_elem_cb,
- .priv = &tracer_priv,
- };
- side_visitor_func func;
-
- if (!vla_visitor)
- abort();
- app_ctx = side_ptr_get(vla_visitor->app_ctx);
- print_attributes("attr", ":", side_ptr_get(type_desc->u.side_vla_visitor.attr), type_desc->u.side_vla_visitor.nr_attr);
- printf("%s", type_desc->u.side_vla_visitor.nr_attr ? ", " : "");
- printf("elements: ");
- printf("[ ");
- func = side_ptr_get(type_desc->u.side_vla_visitor.visitor);
- status = func(&tracer_ctx, app_ctx);
- switch (status) {
- case SIDE_VISITOR_STATUS_OK:
- break;
- case SIDE_VISITOR_STATUS_ERROR:
- fprintf(stderr, "ERROR: Visitor error\n");
- abort();
- }
- printf(" ]");
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_bool { size: %" PRIu16, type->type.bool_size);
+ if (type->type.len_bits)
+ printf(", len_bits: %" PRIu16, type->type.len_bits);
+ printf(", offset: %" PRIu64 ", offset_bits: %" PRIu16 ", access_mode: %s",
+ type->offset, type->offset_bits,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ printf(" }");
}
static
-void tracer_print_dynamic_struct(const struct side_arg_dynamic_struct *dynamic_struct)
+void print_description_gather_byte(const struct side_type_gather_byte *type,
+ void *priv __attribute__((unused)))
{
- const struct side_arg_dynamic_field *fields = side_ptr_get(dynamic_struct->fields);
- uint32_t i, len = dynamic_struct->len;
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_byte { offset: %" PRIu64 ", access_mode: %s }",
+ type->offset,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+}
- print_attributes("attr", "::", side_ptr_get(dynamic_struct->attr), dynamic_struct->nr_attr);
- printf("%s", dynamic_struct->nr_attr ? ", " : "");
- printf("fields:: ");
- printf("[ ");
- for (i = 0; i < len; i++) {
- printf("%s", i ? ", " : "");
- printf("%s:: ", side_ptr_get(fields[i].field_name));
- tracer_print_dynamic(&fields[i].elem);
- }
- printf(" ]");
+static
+void print_description_gather_integer(const struct side_type_gather_integer *type,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_integer { size: %" PRIu16 ", signedness: %s, byte_order: \"%s\"",
+ type->type.integer_size,
+ type->type.signedness ? "true" : "false",
+ side_enum_get(type->type.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ if (type->type.len_bits)
+ printf(", len_bits: %" PRIu16, type->type.len_bits);
+ printf(", offset: %" PRIu64 ", offset_bits: %" PRIu16 ", access_mode: %s",
+ type->offset, type->offset_bits,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ printf(" }");
}
-struct tracer_dynamic_struct_visitor_priv {
- int i;
-};
+static
+void print_description_gather_pointer(const struct side_type_gather_integer *type,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_pointer { size: %" PRIu16 ", signedness: %s, byte_order: \"%s\"",
+ type->type.integer_size,
+ type->type.signedness ? "true" : "false",
+ side_enum_get(type->type.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ if (type->type.len_bits)
+ printf(", len_bits: %" PRIu16, type->type.len_bits);
+ printf(", offset: %" PRIu64 ", offset_bits: %" PRIu16 ", access_mode: %s",
+ type->offset, type->offset_bits,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ printf(" }");
+}
static
-enum side_visitor_status tracer_dynamic_struct_write_elem_cb(
- const struct side_tracer_dynamic_struct_visitor_ctx *tracer_ctx,
- const struct side_arg_dynamic_field *dynamic_field)
+void print_description_gather_float(const struct side_type_gather_float *type,
+ void *priv __attribute__((unused)))
{
- struct tracer_dynamic_struct_visitor_priv *tracer_priv =
- (struct tracer_dynamic_struct_visitor_priv *) tracer_ctx->priv;
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_float { size: %" PRIu16 ", byte_order: \"%s\"",
+ type->type.float_size,
+ side_enum_get(type->type.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ printf(", offset: %" PRIu64 ", access_mode: %s",
+ type->offset,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ printf(" }");
+}
- printf("%s", tracer_priv->i++ ? ", " : "");
- printf("%s:: ", side_ptr_get(dynamic_field->field_name));
- tracer_print_dynamic(&dynamic_field->elem);
- return SIDE_VISITOR_STATUS_OK;
+static
+void print_description_gather_string(const struct side_type_gather_string *type,
+ void *priv __attribute__((unused)))
+{
+ tracer_print_type_header("type", ":", side_ptr_get(type->type.attr),
+ type->type.nr_attr);
+ printf("gather_string { unit_size: %" PRIu8,
+ type->type.unit_size);
+ if (type->type.unit_size > 1)
+ printf(", byte_order: \"%s\"",
+ side_enum_get(type->type.byte_order) == SIDE_TYPE_BYTE_ORDER_LE ? "le" : "be");
+ printf(", offset: %" PRIu64 ", access_mode: %s",
+ type->offset,
+ side_enum_get(type->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ printf(" }");
}
static
-void tracer_print_dynamic_struct_visitor(const struct side_arg *item)
+void before_print_description_gather_struct(const struct side_type_gather_struct *side_gather_struct, void *priv)
{
- struct side_arg_dynamic_struct_visitor *dynamic_struct_visitor;
- struct tracer_dynamic_struct_visitor_priv tracer_priv = {
- .i = 0,
- };
- const struct side_tracer_dynamic_struct_visitor_ctx tracer_ctx = {
- .write_field = tracer_dynamic_struct_write_elem_cb,
- .priv = &tracer_priv,
- };
- enum side_visitor_status status;
- void *app_ctx;
+ const struct side_type_struct *side_struct = side_ptr_get(side_gather_struct->type);
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- dynamic_struct_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_struct_visitor);
- if (!dynamic_struct_visitor)
- abort();
- app_ctx = side_ptr_get(dynamic_struct_visitor->app_ctx);
- print_attributes("attr", "::", side_ptr_get(dynamic_struct_visitor->attr), dynamic_struct_visitor->nr_attr);
- printf("%s", dynamic_struct_visitor->nr_attr ? ", " : "");
- printf("fields:: ");
- printf("[ ");
- status = side_ptr_get(dynamic_struct_visitor->visitor)(&tracer_ctx, app_ctx);
- switch (status) {
- case SIDE_VISITOR_STATUS_OK:
- break;
- case SIDE_VISITOR_STATUS_ERROR:
- fprintf(stderr, "ERROR: Visitor error\n");
- abort();
- }
- printf(" ]");
+ print_attributes("attr", ":", side_ptr_get(side_struct->attr), side_struct->nr_attr);
+ printf("%s", side_struct->nr_attr ? ", " : "");
+ printf("type: gather_struct { size: %" PRIu32 ", offset: %" PRIu64 ", access_mode: %s, fields: {",
+ side_gather_struct->size, side_gather_struct->offset,
+ side_enum_get(side_gather_struct->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ push_nesting(ctx);
}
static
-void tracer_print_dynamic_vla(const struct side_arg_dynamic_vla *vla)
+void after_print_description_gather_struct(const struct side_type_gather_struct *side_gather_struct __attribute__((unused)), void *priv)
{
- const struct side_arg *sav = side_ptr_get(vla->sav);
- uint32_t i, side_sav_len = vla->len;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- print_attributes("attr", "::", side_ptr_get(vla->attr), vla->nr_attr);
- printf("%s", vla->nr_attr ? ", " : "");
- printf("elements:: ");
- printf("[ ");
- for (i = 0; i < side_sav_len; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_dynamic(&sav[i]);
- }
- printf(" ]");
+ pop_nesting(ctx);
+ printf(" } }");
}
-struct tracer_dynamic_vla_visitor_priv {
- int i;
-};
+static
+void before_print_description_gather_array(const struct side_type_gather_array *side_gather_array, void *priv)
+{
+ const struct side_type_array *side_array = &side_gather_array->type;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_array->attr), side_array->nr_attr);
+ printf("%s", side_array->nr_attr ? ", " : "");
+ printf("type: gather_array { offset: %" PRIu64 ", access_mode: %s, element:",
+ side_gather_array->offset,
+ side_enum_get(side_gather_array->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ push_nesting(ctx);
+}
static
-enum side_visitor_status tracer_dynamic_vla_write_elem_cb(
- const struct side_tracer_visitor_ctx *tracer_ctx,
- const struct side_arg *elem)
+void after_print_description_gather_array(const struct side_type_gather_array *side_gather_array __attribute__((unused)), void *priv)
{
- struct tracer_dynamic_vla_visitor_priv *tracer_priv =
- (struct tracer_dynamic_vla_visitor_priv *) tracer_ctx->priv;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- printf("%s", tracer_priv->i++ ? ", " : "");
- tracer_print_dynamic(elem);
- return SIDE_VISITOR_STATUS_OK;
+ pop_nesting(ctx);
+ printf(" }");
}
static
-void tracer_print_dynamic_vla_visitor(const struct side_arg *item)
+void before_print_description_gather_vla(const struct side_type_gather_vla *side_gather_vla, void *priv)
{
- struct side_arg_dynamic_vla_visitor *dynamic_vla_visitor;
- struct tracer_dynamic_vla_visitor_priv tracer_priv = {
- .i = 0,
- };
- const struct side_tracer_visitor_ctx tracer_ctx = {
- .write_elem = tracer_dynamic_vla_write_elem_cb,
- .priv = &tracer_priv,
- };
- enum side_visitor_status status;
- void *app_ctx;
+ const struct side_type_vla *side_vla = &side_gather_vla->type;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ print_attributes("attr", ":", side_ptr_get(side_vla->attr), side_vla->nr_attr);
+ printf("%s", side_vla->nr_attr ? ", " : "");
+ printf("type: gather_vla { offset: %" PRIu64 ", access_mode: %s, length:",
+ side_gather_vla->offset,
+ side_enum_get(side_gather_vla->access_mode) == SIDE_TYPE_GATHER_ACCESS_DIRECT ? "\"direct\"" : "\"pointer\"");
+ push_nesting(ctx);
+}
- dynamic_vla_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_vla_visitor);
- if (!dynamic_vla_visitor)
- abort();
- app_ctx = side_ptr_get(dynamic_vla_visitor->app_ctx);
- print_attributes("attr", "::", side_ptr_get(dynamic_vla_visitor->attr), dynamic_vla_visitor->nr_attr);
- printf("%s", dynamic_vla_visitor->nr_attr ? ", " : "");
- printf("elements:: ");
- printf("[ ");
- status = side_ptr_get(dynamic_vla_visitor->visitor)(&tracer_ctx, app_ctx);
- switch (status) {
- case SIDE_VISITOR_STATUS_OK:
- break;
- case SIDE_VISITOR_STATUS_ERROR:
- fprintf(stderr, "ERROR: Visitor error\n");
- abort();
- }
- printf(" ]");
+static
+void after_length_print_description_gather_vla(const struct side_type_gather_vla *side_gather_vla __attribute__((unused)), void *priv)
+{
+ struct print_ctx *ctx = (struct print_ctx *) priv;
+
+ pop_nesting(ctx);
+ printf(", element:");
+ push_nesting(ctx);
}
static
-void tracer_print_dynamic(const struct side_arg *item)
+void after_element_print_description_gather_vla(const struct side_type_gather_vla *side_gather_vla __attribute__((unused)), void *priv)
{
- printf("{ ");
- switch (side_enum_get(item->type)) {
- /* Dynamic basic types */
- case SIDE_TYPE_DYNAMIC_NULL:
- tracer_print_type_header("::", side_ptr_get(item->u.side_dynamic.side_null.attr),
- item->u.side_dynamic.side_null.nr_attr);
- printf("<NULL TYPE>");
- break;
- case SIDE_TYPE_DYNAMIC_BOOL:
- tracer_print_type_bool("::", &item->u.side_dynamic.side_bool.type, &item->u.side_dynamic.side_bool.value, 0);
- break;
- case SIDE_TYPE_DYNAMIC_INTEGER:
- tracer_print_type_integer("::", &item->u.side_dynamic.side_integer.type, &item->u.side_dynamic.side_integer.value, 0,
- TRACER_DISPLAY_BASE_10);
- break;
- case SIDE_TYPE_DYNAMIC_BYTE:
- tracer_print_type_header("::", side_ptr_get(item->u.side_dynamic.side_byte.type.attr), item->u.side_dynamic.side_byte.type.nr_attr);
- printf("0x%" PRIx8, item->u.side_dynamic.side_byte.value);
- break;
- case SIDE_TYPE_DYNAMIC_POINTER:
- tracer_print_type_integer("::", &item->u.side_dynamic.side_integer.type, &item->u.side_dynamic.side_integer.value, 0,
- TRACER_DISPLAY_BASE_16);
- break;
- case SIDE_TYPE_DYNAMIC_FLOAT:
- tracer_print_type_float("::", &item->u.side_dynamic.side_float.type,
- &item->u.side_dynamic.side_float.value);
- break;
- case SIDE_TYPE_DYNAMIC_STRING:
- tracer_print_type_header("::", side_ptr_get(item->u.side_dynamic.side_string.type.attr), item->u.side_dynamic.side_string.type.nr_attr);
- tracer_print_string((const char *)(uintptr_t) item->u.side_dynamic.side_string.value,
- item->u.side_dynamic.side_string.type.unit_size,
- side_enum_get(item->u.side_dynamic.side_string.type.byte_order), NULL);
- break;
+ struct print_ctx *ctx = (struct print_ctx *) priv;
- /* Dynamic compound types */
- case SIDE_TYPE_DYNAMIC_STRUCT:
- tracer_print_dynamic_struct(side_ptr_get(item->u.side_dynamic.side_dynamic_struct));
- break;
- case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR:
- tracer_print_dynamic_struct_visitor(item);
- break;
- case SIDE_TYPE_DYNAMIC_VLA:
- tracer_print_dynamic_vla(side_ptr_get(item->u.side_dynamic.side_dynamic_vla));
- break;
- case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
- tracer_print_dynamic_vla_visitor(item);
- break;
- default:
- fprintf(stderr, "<UNKNOWN TYPE>\n");
- abort();
- }
+ pop_nesting(ctx);
printf(" }");
}
static
-void tracer_print_static_fields(const struct side_event_description *desc,
- const struct side_arg_vec *side_arg_vec,
- uint32_t *nr_items, void *caller_addr)
+void before_print_description_gather_enum(const struct side_type_gather_enum *type, void *priv)
{
- const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
- uint32_t i, side_sav_len = side_arg_vec->len;
+ const struct side_enum_mappings *mappings = side_ptr_get(type->mappings);
+ const struct side_type *elem_type = side_ptr_get(type->elem_type);
- printf("caller: [%p], provider: %s, event: %s", caller_addr,
- side_ptr_get(desc->provider_name),
- side_ptr_get(desc->event_name));
- if (desc->nr_fields != side_sav_len) {
- fprintf(stderr, "ERROR: number of fields mismatch between description and arguments\n");
+ if (side_enum_get(elem_type->type) != SIDE_TYPE_GATHER_INTEGER) {
+ fprintf(stderr, "Unsupported enum element type.\n");
abort();
}
- print_attributes(", attr", ":", side_ptr_get(desc->attr), desc->nr_attr);
- printf("%s", side_sav_len ? ", fields: [ " : "");
- for (i = 0; i < side_sav_len; i++) {
- printf("%s", i ? ", " : "");
- tracer_print_field(&side_ptr_get(desc->fields)[i], &sav[i]);
- }
- if (nr_items)
- *nr_items = i;
- if (side_sav_len)
- printf(" ]");
+ do_before_print_description_enum("gather_enum", mappings, priv);
}
static
-void tracer_call(const struct side_event_description *desc,
- const struct side_arg_vec *side_arg_vec,
- void *priv __attribute__((unused)),
- void *caller_addr)
+void after_print_description_gather_enum(const struct side_type_gather_enum *type, void *priv)
{
- uint32_t nr_fields = 0;
+ const struct side_enum_mappings *mappings = side_ptr_get(type->mappings);
- tracer_print_static_fields(desc, side_arg_vec, &nr_fields, caller_addr);
- printf("\n");
+ do_after_print_description_enum("gather_enum", mappings, priv);
}
static
-void tracer_call_variadic(const struct side_event_description *desc,
- const struct side_arg_vec *side_arg_vec,
- const struct side_arg_dynamic_struct *var_struct,
- void *priv __attribute__((unused)),
- void *caller_addr)
+void print_description_dynamic(const struct side_type *type_desc __attribute__((unused)), void *priv __attribute__((unused)))
{
- uint32_t nr_fields = 0, i, var_struct_len = var_struct->len;
+ printf("type: dynamic");
+}
+
+static
+struct side_description_visitor description_visitor = {
+ .before_event_func = before_print_description_event,
+ .after_event_func = after_print_description_event,
+ .before_static_fields_func = before_print_description_static_fields,
+ .after_static_fields_func = after_print_description_static_fields,
+
+ /* Stack-copy basic types. */
+ .before_field_func = before_print_description_field,
+ .after_field_func = after_print_description_field,
+ .before_elem_func = before_print_description_elem,
+ .after_elem_func = after_print_description_elem,
+ .before_option_func = before_print_description_option,
+ .after_option_func = after_print_description_option,
+ .null_type_func = print_description_null,
+ .bool_type_func = print_description_bool,
+ .integer_type_func = print_description_integer,
+ .byte_type_func = print_description_byte,
+ .pointer_type_func = print_description_pointer,
+ .float_type_func = print_description_float,
+ .string_type_func = print_description_string,
+
+ /* Stack-copy compound types. */
+ .before_struct_type_func = before_print_description_struct,
+ .after_struct_type_func = after_print_description_struct,
+ .before_variant_type_func = before_print_description_variant,
+ .after_variant_type_func = after_print_description_variant,
+ .before_array_type_func = before_print_description_array,
+ .after_array_type_func = after_print_description_array,
+ .before_vla_type_func = before_print_description_vla,
+ .after_length_vla_type_func = after_length_print_description_vla,
+ .after_element_vla_type_func = after_element_print_description_vla,
+ .before_vla_visitor_type_func = before_print_description_vla_visitor,
+ .after_length_vla_visitor_type_func = after_length_print_description_vla_visitor,
+ .after_element_vla_visitor_type_func = after_element_print_description_vla_visitor,
+
+ /* Stack-copy enumeration types. */
+ .before_enum_type_func = before_print_description_enum,
+ .after_enum_type_func = after_print_description_enum,
+ .before_enum_bitmap_type_func = before_print_description_enum_bitmap,
+ .after_enum_bitmap_type_func = after_print_description_enum_bitmap,
+
+ /* Gather basic types. */
+ .gather_bool_type_func = print_description_gather_bool,
+ .gather_byte_type_func = print_description_gather_byte,
+ .gather_integer_type_func = print_description_gather_integer,
+ .gather_pointer_type_func = print_description_gather_pointer,
+ .gather_float_type_func = print_description_gather_float,
+ .gather_string_type_func = print_description_gather_string,
+
+ /* Gather compound types. */
+ .before_gather_struct_type_func = before_print_description_gather_struct,
+ .after_gather_struct_type_func = after_print_description_gather_struct,
+ .before_gather_array_type_func = before_print_description_gather_array,
+ .after_gather_array_type_func = after_print_description_gather_array,
+ .before_gather_vla_type_func = before_print_description_gather_vla,
+ .after_length_gather_vla_type_func = after_length_print_description_gather_vla,
+ .after_element_gather_vla_type_func = after_element_print_description_gather_vla,
+
+ /* Gather enumeration types. */
+ .before_gather_enum_type_func = before_print_description_gather_enum,
+ .after_gather_enum_type_func = after_print_description_gather_enum,
+
+ /* Dynamic types. */
+ .dynamic_type_func = print_description_dynamic,
+};
- tracer_print_static_fields(desc, side_arg_vec, &nr_fields, caller_addr);
+static
+void print_event_description(const struct side_event_description *desc)
+{
+ struct print_ctx ctx = {};
- if (side_unlikely(!(desc->flags & SIDE_EVENT_FLAG_VARIADIC))) {
- fprintf(stderr, "ERROR: unexpected non-variadic event description\n");
- abort();
- }
- print_attributes(", attr ", "::", side_ptr_get(var_struct->attr), var_struct->nr_attr);
- printf("%s", var_struct_len ? ", fields:: [ " : "");
- for (i = 0; i < var_struct_len; i++, nr_fields++) {
- printf("%s", i ? ", " : "");
- printf("%s:: ", side_ptr_get(side_ptr_get(var_struct->fields)[i].field_name));
- tracer_print_dynamic(&side_ptr_get(var_struct->fields)[i].elem);
- }
- if (i)
- printf(" ]");
- printf("\n");
+ description_visitor_event(&description_visitor, desc, &ctx);
}
static
side_ptr_get(event->provider_name), side_ptr_get(event->event_name),
event->nr_side_attr_type - _NR_SIDE_ATTR_TYPE);
}
+ print_event_description(event);
if (event->flags & SIDE_EVENT_FLAG_VARIADIC) {
ret = side_tracer_callback_variadic_register(event, tracer_call_variadic, NULL, tracer_key);
if (ret)
--- /dev/null
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2022-2024 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ */
+
+#include <string.h>
+
+#include "visit-arg-vec.h"
+
+union int_value {
+ uint64_t u[NR_SIDE_INTEGER128_SPLIT];
+ int64_t s[NR_SIDE_INTEGER128_SPLIT];
+};
+
+static
+void visit_dynamic_type(const struct side_type_visitor *type_visitor, const struct side_arg *dynamic_item, void *priv);
+
+static
+void visit_dynamic_elem(const struct side_type_visitor *type_visitor, const struct side_arg *dynamic_item, void *priv);
+
+static
+uint32_t visit_gather_type(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const void *ptr, void *priv);
+
+static
+uint32_t visit_gather_elem(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const void *ptr, void *priv);
+
+static
+void side_visit_type(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg *item, void *priv);
+
+static
+void side_visit_elem(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg *item, void *priv);
+
+static
+uint32_t type_visitor_gather_enum(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv);
+
+static
+uint32_t type_visitor_gather_struct(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv);
+
+static
+uint32_t type_visitor_gather_array(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv);
+
+static
+uint32_t type_visitor_gather_vla(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr,
+ const void *_length_ptr, void *priv);
+
+static
+union int_value tracer_load_integer_value(const struct side_type_integer *type_integer,
+ const union side_integer_value *value,
+ uint16_t offset_bits, uint16_t *_len_bits)
+{
+ union int_value v = {};
+ uint16_t len_bits;
+ bool reverse_bo;
+
+ if (!type_integer->len_bits)
+ len_bits = type_integer->integer_size * CHAR_BIT;
+ else
+ len_bits = type_integer->len_bits;
+ if (len_bits + offset_bits > type_integer->integer_size * CHAR_BIT)
+ abort();
+ reverse_bo = side_enum_get(type_integer->byte_order) != SIDE_TYPE_BYTE_ORDER_HOST;
+ switch (type_integer->integer_size) {
+ case 1:
+ if (type_integer->signedness)
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = value->side_s8;
+ else
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = value->side_u8;
+ break;
+ case 2:
+ if (type_integer->signedness) {
+ int16_t side_s16;
+
+ side_s16 = value->side_s16;
+ if (reverse_bo)
+ side_s16 = side_bswap_16(side_s16);
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = side_s16;
+ } else {
+ uint16_t side_u16;
+
+ side_u16 = value->side_u16;
+ if (reverse_bo)
+ side_u16 = side_bswap_16(side_u16);
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = side_u16;
+ }
+ break;
+ case 4:
+ if (type_integer->signedness) {
+ int32_t side_s32;
+
+ side_s32 = value->side_s32;
+ if (reverse_bo)
+ side_s32 = side_bswap_32(side_s32);
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = side_s32;
+ } else {
+ uint32_t side_u32;
+
+ side_u32 = value->side_u32;
+ if (reverse_bo)
+ side_u32 = side_bswap_32(side_u32);
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = side_u32;
+ }
+ break;
+ case 8:
+ if (type_integer->signedness) {
+ int64_t side_s64;
+
+ side_s64 = value->side_s64;
+ if (reverse_bo)
+ side_s64 = side_bswap_64(side_s64);
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = side_s64;
+ } else {
+ uint64_t side_u64;
+
+ side_u64 = value->side_u64;
+ if (reverse_bo)
+ side_u64 = side_bswap_64(side_u64);
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = side_u64;
+ }
+ break;
+ case 16:
+ if (type_integer->signedness) {
+ int64_t side_s64[NR_SIDE_INTEGER128_SPLIT];
+
+ side_s64[SIDE_INTEGER128_SPLIT_LOW] = value->side_s128_split[SIDE_INTEGER128_SPLIT_LOW];
+ side_s64[SIDE_INTEGER128_SPLIT_HIGH] = value->side_s128_split[SIDE_INTEGER128_SPLIT_HIGH];
+ if (reverse_bo) {
+ side_s64[SIDE_INTEGER128_SPLIT_LOW] = side_bswap_64(side_s64[SIDE_INTEGER128_SPLIT_LOW]);
+ side_s64[SIDE_INTEGER128_SPLIT_HIGH] = side_bswap_64(side_s64[SIDE_INTEGER128_SPLIT_HIGH]);
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = side_s64[SIDE_INTEGER128_SPLIT_HIGH];
+ v.s[SIDE_INTEGER128_SPLIT_HIGH] = side_s64[SIDE_INTEGER128_SPLIT_LOW];
+ } else {
+ v.s[SIDE_INTEGER128_SPLIT_LOW] = side_s64[SIDE_INTEGER128_SPLIT_LOW];
+ v.s[SIDE_INTEGER128_SPLIT_HIGH] = side_s64[SIDE_INTEGER128_SPLIT_HIGH];
+ }
+ } else {
+ uint64_t side_u64[NR_SIDE_INTEGER128_SPLIT];
+
+ side_u64[SIDE_INTEGER128_SPLIT_LOW] = value->side_u128_split[SIDE_INTEGER128_SPLIT_LOW];
+ side_u64[SIDE_INTEGER128_SPLIT_HIGH] = value->side_u128_split[SIDE_INTEGER128_SPLIT_HIGH];
+ if (reverse_bo) {
+ side_u64[SIDE_INTEGER128_SPLIT_LOW] = side_bswap_64(side_u64[SIDE_INTEGER128_SPLIT_LOW]);
+ side_u64[SIDE_INTEGER128_SPLIT_HIGH] = side_bswap_64(side_u64[SIDE_INTEGER128_SPLIT_HIGH]);
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = side_u64[SIDE_INTEGER128_SPLIT_HIGH];
+ v.u[SIDE_INTEGER128_SPLIT_HIGH] = side_u64[SIDE_INTEGER128_SPLIT_LOW];
+ } else {
+ v.u[SIDE_INTEGER128_SPLIT_LOW] = side_u64[SIDE_INTEGER128_SPLIT_LOW];
+ v.u[SIDE_INTEGER128_SPLIT_HIGH] = side_u64[SIDE_INTEGER128_SPLIT_HIGH];
+ }
+ }
+ break;
+ default:
+ abort();
+ }
+ if (type_integer->integer_size <= 8) {
+ v.u[SIDE_INTEGER128_SPLIT_LOW] >>= offset_bits;
+ if (len_bits < 64) {
+ v.u[SIDE_INTEGER128_SPLIT_LOW] &= (1ULL << len_bits) - 1;
+ if (type_integer->signedness) {
+ /* Sign-extend. */
+ if (v.u[SIDE_INTEGER128_SPLIT_LOW] & (1ULL << (len_bits - 1))) {
+ v.u[SIDE_INTEGER128_SPLIT_LOW] |= ~((1ULL << len_bits) - 1);
+ v.u[SIDE_INTEGER128_SPLIT_HIGH] = ~0ULL;
+ }
+ }
+ }
+ } else {
+ //TODO: Implement 128-bit integer with len_bits != 128 or nonzero offset_bits
+ if (len_bits < 128 || offset_bits != 0)
+ abort();
+ }
+ if (_len_bits)
+ *_len_bits = len_bits;
+ return v;
+}
+
+static
+void side_check_value_u64(union int_value v)
+{
+ if (v.u[SIDE_INTEGER128_SPLIT_HIGH]) {
+ fprintf(stderr, "Unexpected integer value\n");
+ abort();
+ }
+}
+
+/*
+ * return the size of the input string including the null terminator, in
+ * bytes.
+ */
+static
+size_t type_visitor_strlen(const void *p, uint8_t unit_size)
+{
+ size_t inbytesleft = 0;
+
+ switch (unit_size) {
+ case 1:
+ {
+ const char *str = p;
+
+ return strlen(str) + 1;
+ }
+ case 2:
+ {
+ const uint16_t *p16 = p;
+
+ for (; *p16; p16++)
+ inbytesleft += 2;
+ return inbytesleft + 2; /* Include 2-byte null terminator. */
+ }
+ case 4:
+ {
+ const uint32_t *p32 = p;
+
+ for (; *p32; p32++)
+ inbytesleft += 4;
+ return inbytesleft + 4; /* Include 4-byte null terminator. */
+ }
+ default:
+ fprintf(stderr, "Unknown string unit size %" PRIu8 "\n", unit_size);
+ abort();
+ }
+}
+
+static
+void side_visit_elem(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg *item, void *priv)
+{
+ if (type_visitor->before_elem_func)
+ type_visitor->before_elem_func(type_desc, priv);
+ side_visit_type(type_visitor, type_desc, item, priv);
+ if (type_visitor->after_elem_func)
+ type_visitor->after_elem_func(type_desc, priv);
+}
+
+static
+void side_visit_field(const struct side_type_visitor *type_visitor, const struct side_event_field *item_desc, const struct side_arg *item, void *priv)
+{
+ if (type_visitor->before_field_func)
+ type_visitor->before_field_func(item_desc, priv);
+ side_visit_type(type_visitor, &item_desc->side_type, item, priv);
+ if (type_visitor->after_field_func)
+ type_visitor->after_field_func(item_desc, priv);
+}
+
+static
+void type_visitor_struct(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
+ const struct side_type_struct *side_struct = side_ptr_get(type_desc->u.side_struct);
+ uint32_t i, side_sav_len = side_arg_vec->len;
+
+ if (side_struct->nr_fields != side_sav_len) {
+ fprintf(stderr, "ERROR: number of fields mismatch between description and arguments of structure\n");
+ abort();
+ }
+ if (type_visitor->before_struct_type_func)
+ type_visitor->before_struct_type_func(side_struct, side_arg_vec, priv);
+ for (i = 0; i < side_sav_len; i++)
+ side_visit_field(type_visitor, &side_ptr_get(side_struct->fields)[i], &sav[i], priv);
+ if (type_visitor->after_struct_type_func)
+ type_visitor->after_struct_type_func(side_struct, side_arg_vec, priv);
+}
+
+static
+void type_visitor_variant(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg_variant *side_arg_variant, void *priv)
+{
+ const struct side_type_variant *side_type_variant = side_ptr_get(type_desc->u.side_variant);
+ const struct side_type *selector_type = &side_type_variant->selector;
+ union int_value v;
+ uint32_t i;
+
+ if (side_enum_get(selector_type->type) != side_enum_get(side_arg_variant->selector.type)) {
+ fprintf(stderr, "ERROR: Unexpected variant selector type\n");
+ abort();
+ }
+ switch (side_enum_get(selector_type->type)) {
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_S8:
+ case SIDE_TYPE_S16:
+ case SIDE_TYPE_S32:
+ case SIDE_TYPE_S64:
+ case SIDE_TYPE_S128:
+ break;
+ default:
+ fprintf(stderr, "ERROR: Expecting integer variant selector type\n");
+ abort();
+ }
+ v = tracer_load_integer_value(&selector_type->u.side_integer,
+ &side_arg_variant->selector.u.side_static.integer_value, 0, NULL);
+ side_check_value_u64(v);
+ for (i = 0; i < side_type_variant->nr_options; i++) {
+ const struct side_variant_option *option = &side_ptr_get(side_type_variant->options)[i];
+
+ if (v.s[SIDE_INTEGER128_SPLIT_LOW] >= option->range_begin && v.s[SIDE_INTEGER128_SPLIT_LOW] <= option->range_end) {
+ side_visit_type(type_visitor, &option->side_type, &side_arg_variant->option, priv);
+ return;
+ }
+ }
+ fprintf(stderr, "ERROR: Variant selector value unknown %" PRId64 "\n", v.s[SIDE_INTEGER128_SPLIT_LOW]);
+ abort();
+}
+
+static
+void type_visitor_array(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
+ uint32_t i, side_sav_len = side_arg_vec->len;
+
+ if (type_desc->u.side_array.length != side_sav_len) {
+ fprintf(stderr, "ERROR: length mismatch between description and arguments of array\n");
+ abort();
+ }
+ if (type_visitor->before_array_type_func)
+ type_visitor->before_array_type_func(&type_desc->u.side_array, side_arg_vec, priv);
+ for (i = 0; i < side_sav_len; i++)
+ side_visit_elem(type_visitor, side_ptr_get(type_desc->u.side_array.elem_type), &sav[i], priv);
+ if (type_visitor->after_array_type_func)
+ type_visitor->after_array_type_func(&type_desc->u.side_array, side_arg_vec, priv);
+}
+
+static
+void type_visitor_vla(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg_vec *side_arg_vec, void *priv)
+{
+ const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
+ uint32_t i, side_sav_len = side_arg_vec->len;
+
+ if (type_visitor->before_vla_type_func)
+ type_visitor->before_vla_type_func(&type_desc->u.side_vla, side_arg_vec, priv);
+ for (i = 0; i < side_sav_len; i++)
+ side_visit_elem(type_visitor, side_ptr_get(type_desc->u.side_vla.elem_type), &sav[i], priv);
+ if (type_visitor->after_vla_type_func)
+ type_visitor->after_vla_type_func(&type_desc->u.side_vla, side_arg_vec, priv);
+}
+
+struct tracer_visitor_priv {
+ const struct side_type_visitor *type_visitor;
+ void *priv;
+ const struct side_type *elem_type;
+ int i;
+};
+
+static
+enum side_visitor_status tracer_write_elem_cb(const struct side_tracer_visitor_ctx *tracer_ctx,
+ const struct side_arg *elem)
+{
+ struct tracer_visitor_priv *tracer_priv = (struct tracer_visitor_priv *) tracer_ctx->priv;
+
+ side_visit_elem(tracer_priv->type_visitor, tracer_priv->elem_type, elem, tracer_priv->priv);
+ return SIDE_VISITOR_STATUS_OK;
+}
+
+static
+void type_visitor_vla_visitor(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, struct side_arg_vla_visitor *vla_visitor, void *priv)
+{
+ struct tracer_visitor_priv tracer_priv = {
+ .type_visitor = type_visitor,
+ .priv = priv,
+ .elem_type = side_ptr_get(side_ptr_get(type_desc->u.side_vla_visitor)->elem_type),
+ .i = 0,
+ };
+ const struct side_tracer_visitor_ctx tracer_ctx = {
+ .write_elem = tracer_write_elem_cb,
+ .priv = &tracer_priv,
+ };
+ enum side_visitor_status status;
+ side_visitor_func func;
+ void *app_ctx;
+
+ if (!vla_visitor)
+ abort();
+ if (type_visitor->before_vla_visitor_type_func)
+ type_visitor->before_vla_visitor_type_func(side_ptr_get(type_desc->u.side_vla_visitor), vla_visitor, priv);
+ app_ctx = side_ptr_get(vla_visitor->app_ctx);
+ func = side_ptr_get(side_ptr_get(type_desc->u.side_vla_visitor)->visitor);
+ status = func(&tracer_ctx, app_ctx);
+ switch (status) {
+ case SIDE_VISITOR_STATUS_OK:
+ break;
+ case SIDE_VISITOR_STATUS_ERROR:
+ fprintf(stderr, "ERROR: Visitor error\n");
+ abort();
+ }
+ if (type_visitor->after_vla_visitor_type_func)
+ type_visitor->after_vla_visitor_type_func(side_ptr_get(type_desc->u.side_vla_visitor), vla_visitor, priv);
+}
+
+static
+const char *tracer_gather_access(enum side_type_gather_access_mode access_mode, const char *ptr)
+{
+ switch (access_mode) {
+ case SIDE_TYPE_GATHER_ACCESS_DIRECT:
+ return ptr;
+ case SIDE_TYPE_GATHER_ACCESS_POINTER:
+ /* Dereference pointer */
+ memcpy(&ptr, ptr, sizeof(const char *));
+ return ptr;
+ default:
+ abort();
+ }
+}
+
+static
+uint32_t tracer_gather_size(enum side_type_gather_access_mode access_mode, uint32_t len)
+{
+ switch (access_mode) {
+ case SIDE_TYPE_GATHER_ACCESS_DIRECT:
+ return len;
+ case SIDE_TYPE_GATHER_ACCESS_POINTER:
+ return sizeof(void *);
+ default:
+ abort();
+ }
+}
+
+static
+union int_value tracer_load_gather_integer_value(const struct side_type_gather_integer *side_integer,
+ const void *_ptr)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(side_integer->access_mode);
+ uint32_t integer_size_bytes = side_integer->type.integer_size;
+ const char *ptr = (const char *) _ptr;
+ union side_integer_value value;
+
+ ptr = tracer_gather_access(access_mode, ptr + side_integer->offset);
+ memcpy(&value, ptr, integer_size_bytes);
+ return tracer_load_integer_value(&side_integer->type, &value,
+ side_integer->offset_bits, NULL);
+}
+
+static
+void visit_gather_field(const struct side_type_visitor *type_visitor, const struct side_event_field *field, const void *ptr, void *priv)
+{
+ if (type_visitor->before_field_func)
+ type_visitor->before_field_func(field, priv);
+ (void) visit_gather_type(type_visitor, &field->side_type, ptr, priv);
+ if (type_visitor->after_field_func)
+ type_visitor->after_field_func(field, priv);
+}
+
+static
+uint32_t type_visitor_gather_struct(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_struct.access_mode);
+ const struct side_type_struct *side_struct = side_ptr_get(type_gather->u.side_struct.type);
+ const char *ptr = (const char *) _ptr;
+ uint32_t i;
+
+ if (type_visitor->before_gather_struct_type_func)
+ type_visitor->before_gather_struct_type_func(side_struct, priv);
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_struct.offset);
+ for (i = 0; i < side_struct->nr_fields; i++)
+ visit_gather_field(type_visitor, &side_ptr_get(side_struct->fields)[i], ptr, priv);
+ if (type_visitor->after_gather_struct_type_func)
+ type_visitor->after_gather_struct_type_func(side_struct, priv);
+ return tracer_gather_size(access_mode, type_gather->u.side_struct.size);
+}
+
+static
+uint32_t type_visitor_gather_array(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_array.access_mode);
+ const struct side_type_array *side_array = &type_gather->u.side_array.type;
+ const char *ptr = (const char *) _ptr, *orig_ptr;
+ uint32_t i;
+
+ if (type_visitor->before_gather_array_type_func)
+ type_visitor->before_gather_array_type_func(side_array, priv);
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_array.offset);
+ orig_ptr = ptr;
+ for (i = 0; i < side_array->length; i++) {
+ const struct side_type *elem_type = side_ptr_get(side_array->elem_type);
+
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_GATHER_VLA:
+ fprintf(stderr, "<gather VLA only supported within gather structures>\n");
+ abort();
+ default:
+ break;
+ }
+ ptr += visit_gather_elem(type_visitor, elem_type, ptr, priv);
+ }
+ if (type_visitor->after_gather_array_type_func)
+ type_visitor->after_gather_array_type_func(side_array, priv);
+ return tracer_gather_size(access_mode, ptr - orig_ptr);
+}
+
+static
+uint32_t type_visitor_gather_vla(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, const void *_length_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_vla.access_mode);
+ const struct side_type_vla *side_vla = &type_gather->u.side_vla.type;
+ const struct side_type *length_type = side_ptr_get(type_gather->u.side_vla.type.length_type);
+ const char *ptr = (const char *) _ptr, *orig_ptr;
+ const char *length_ptr = (const char *) _length_ptr;
+ union int_value v = {};
+ uint32_t i, length;
+
+ /* Access length */
+ switch (side_enum_get(length_type->type)) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ break;
+ default:
+ fprintf(stderr, "<gather VLA expects integer gather length type>\n");
+ abort();
+ }
+ v = tracer_load_gather_integer_value(&length_type->u.side_gather.u.side_integer,
+ length_ptr);
+ if (v.u[SIDE_INTEGER128_SPLIT_HIGH] || v.u[SIDE_INTEGER128_SPLIT_LOW] > UINT32_MAX) {
+ fprintf(stderr, "Unexpected vla length value\n");
+ abort();
+ }
+ length = (uint32_t) v.u[SIDE_INTEGER128_SPLIT_LOW];
+ if (type_visitor->before_gather_vla_type_func)
+ type_visitor->before_gather_vla_type_func(side_vla, length, priv);
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_vla.offset);
+ orig_ptr = ptr;
+ for (i = 0; i < length; i++) {
+ const struct side_type *elem_type = side_ptr_get(side_vla->elem_type);
+
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_GATHER_VLA:
+ fprintf(stderr, "<gather VLA only supported within gather structures>\n");
+ abort();
+ default:
+ break;
+ }
+ ptr += visit_gather_elem(type_visitor, elem_type, ptr, priv);
+ }
+ if (type_visitor->after_gather_vla_type_func)
+ type_visitor->after_gather_vla_type_func(side_vla, length, priv);
+ return tracer_gather_size(access_mode, ptr - orig_ptr);
+}
+
+static
+uint32_t type_visitor_gather_bool(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_bool.access_mode);
+ uint32_t bool_size_bytes = type_gather->u.side_bool.type.bool_size;
+ const char *ptr = (const char *) _ptr;
+ union side_bool_value value;
+
+ switch (bool_size_bytes) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ break;
+ default:
+ abort();
+ }
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_bool.offset);
+ memcpy(&value, ptr, bool_size_bytes);
+ if (type_visitor->gather_bool_type_func)
+ type_visitor->gather_bool_type_func(&type_gather->u.side_bool, &value, priv);
+ return tracer_gather_size(access_mode, bool_size_bytes);
+}
+
+static
+uint32_t type_visitor_gather_byte(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_byte.access_mode);
+ const char *ptr = (const char *) _ptr;
+ uint8_t value;
+
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_byte.offset);
+ memcpy(&value, ptr, 1);
+ if (type_visitor->gather_byte_type_func)
+ type_visitor->gather_byte_type_func(&type_gather->u.side_byte, &value, priv);
+ return tracer_gather_size(access_mode, 1);
+}
+
+static
+uint32_t type_visitor_gather_integer(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr,
+ enum side_type_label integer_type, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_integer.access_mode);
+ uint32_t integer_size_bytes = type_gather->u.side_integer.type.integer_size;
+ const char *ptr = (const char *) _ptr;
+ union side_integer_value value;
+
+ switch (integer_size_bytes) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ break;
+ default:
+ abort();
+ }
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_integer.offset);
+ memcpy(&value, ptr, integer_size_bytes);
+ switch (integer_type) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ if (type_visitor->gather_integer_type_func)
+ type_visitor->gather_integer_type_func(&type_gather->u.side_integer, &value, priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ if (type_visitor->gather_pointer_type_func)
+ type_visitor->gather_pointer_type_func(&type_gather->u.side_integer, &value, priv);
+ break;
+ default:
+ fprintf(stderr, "Unexpected integer type\n");
+ abort();
+ }
+ return tracer_gather_size(access_mode, integer_size_bytes);
+}
+
+static
+uint32_t type_visitor_gather_float(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_float.access_mode);
+ uint32_t float_size_bytes = type_gather->u.side_float.type.float_size;
+ const char *ptr = (const char *) _ptr;
+ union side_float_value value;
+
+ switch (float_size_bytes) {
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ break;
+ default:
+ abort();
+ }
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_float.offset);
+ memcpy(&value, ptr, float_size_bytes);
+ if (type_visitor->gather_float_type_func)
+ type_visitor->gather_float_type_func(&type_gather->u.side_float, &value, priv);
+ return tracer_gather_size(access_mode, float_size_bytes);
+}
+
+static
+uint32_t type_visitor_gather_string(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+
+ enum side_type_gather_access_mode access_mode = side_enum_get(type_gather->u.side_string.access_mode);
+ enum side_type_label_byte_order byte_order = side_enum_get(type_gather->u.side_string.type.byte_order);
+ uint8_t unit_size = type_gather->u.side_string.type.unit_size;
+ const char *ptr = (const char *) _ptr;
+ size_t string_len = 0;
+
+ ptr = tracer_gather_access(access_mode, ptr + type_gather->u.side_string.offset);
+ if (ptr)
+ string_len = type_visitor_strlen(ptr, unit_size);
+ if (type_visitor->gather_string_type_func)
+ type_visitor->gather_string_type_func(&type_gather->u.side_string, ptr, unit_size,
+ byte_order, string_len, priv);
+ return tracer_gather_size(access_mode, string_len);
+}
+
+static
+uint32_t visit_gather_type(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const void *ptr, void *priv)
+{
+ uint32_t len;
+
+ switch (side_enum_get(type_desc->type)) {
+ /* Gather basic types */
+ case SIDE_TYPE_GATHER_BOOL:
+ len = type_visitor_gather_bool(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+ case SIDE_TYPE_GATHER_INTEGER:
+ len = type_visitor_gather_integer(type_visitor, &type_desc->u.side_gather, ptr, SIDE_TYPE_GATHER_INTEGER, priv);
+ break;
+ case SIDE_TYPE_GATHER_BYTE:
+ len = type_visitor_gather_byte(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ len = type_visitor_gather_integer(type_visitor, &type_desc->u.side_gather, ptr, SIDE_TYPE_GATHER_POINTER, priv);
+ break;
+ case SIDE_TYPE_GATHER_FLOAT:
+ len = type_visitor_gather_float(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+ case SIDE_TYPE_GATHER_STRING:
+ len = type_visitor_gather_string(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+
+ /* Gather enumeration types */
+ case SIDE_TYPE_GATHER_ENUM:
+ len = type_visitor_gather_enum(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+
+ /* Gather compound types */
+ case SIDE_TYPE_GATHER_STRUCT:
+ len = type_visitor_gather_struct(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+ case SIDE_TYPE_GATHER_ARRAY:
+ len = type_visitor_gather_array(type_visitor, &type_desc->u.side_gather, ptr, priv);
+ break;
+ case SIDE_TYPE_GATHER_VLA:
+ len = type_visitor_gather_vla(type_visitor, &type_desc->u.side_gather, ptr, ptr, priv);
+ break;
+ default:
+ fprintf(stderr, "<UNKNOWN GATHER TYPE>");
+ abort();
+ }
+ return len;
+}
+
+static
+uint32_t visit_gather_elem(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const void *ptr, void *priv)
+{
+ uint32_t len;
+
+ if (type_visitor->before_elem_func)
+ type_visitor->before_elem_func(type_desc, priv);
+ len = visit_gather_type(type_visitor, type_desc, ptr, priv);
+ if (type_visitor->after_elem_func)
+ type_visitor->after_elem_func(type_desc, priv);
+ return len;
+}
+
+static
+uint32_t type_visitor_gather_enum(const struct side_type_visitor *type_visitor, const struct side_type_gather *type_gather, const void *_ptr, void *priv)
+{
+ const struct side_type *enum_elem_type = side_ptr_get(type_gather->u.side_enum.elem_type);
+ const struct side_type_gather_integer *side_integer = &enum_elem_type->u.side_gather.u.side_integer;
+ enum side_type_gather_access_mode access_mode = side_enum_get(side_integer->access_mode);
+ uint32_t integer_size_bytes = side_integer->type.integer_size;
+ const char *ptr = (const char *) _ptr;
+ union side_integer_value value;
+
+ switch (integer_size_bytes) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ break;
+ default:
+ abort();
+ }
+ ptr = tracer_gather_access(access_mode, ptr + side_integer->offset);
+ memcpy(&value, ptr, integer_size_bytes);
+ if (type_visitor->gather_enum_type_func)
+ type_visitor->gather_enum_type_func(&type_gather->u.side_enum, &value, priv);
+ return tracer_gather_size(access_mode, integer_size_bytes);
+}
+
+static
+void visit_dynamic_field(const struct side_type_visitor *type_visitor, const struct side_arg_dynamic_field *field, void *priv)
+{
+ if (type_visitor->before_dynamic_field_func)
+ type_visitor->before_dynamic_field_func(field, priv);
+ visit_dynamic_type(type_visitor, &field->elem, priv);
+ if (type_visitor->after_dynamic_field_func)
+ type_visitor->after_dynamic_field_func(field, priv);
+}
+
+static
+void type_visitor_dynamic_struct(const struct side_type_visitor *type_visitor, const struct side_arg_dynamic_struct *dynamic_struct, void *priv)
+{
+ const struct side_arg_dynamic_field *fields = side_ptr_get(dynamic_struct->fields);
+ uint32_t i, len = dynamic_struct->len;
+
+ if (type_visitor->before_dynamic_struct_func)
+ type_visitor->before_dynamic_struct_func(dynamic_struct, priv);
+ for (i = 0; i < len; i++)
+ visit_dynamic_field(type_visitor, &fields[i], priv);
+ if (type_visitor->after_dynamic_struct_func)
+ type_visitor->after_dynamic_struct_func(dynamic_struct, priv);
+}
+
+struct tracer_dynamic_struct_visitor_priv {
+ const struct side_type_visitor *type_visitor;
+ void *priv;
+ int i;
+};
+
+static
+enum side_visitor_status tracer_dynamic_struct_write_elem_cb(
+ const struct side_tracer_dynamic_struct_visitor_ctx *tracer_ctx,
+ const struct side_arg_dynamic_field *dynamic_field)
+{
+ struct tracer_dynamic_struct_visitor_priv *tracer_priv =
+ (struct tracer_dynamic_struct_visitor_priv *) tracer_ctx->priv;
+
+ visit_dynamic_field(tracer_priv->type_visitor, dynamic_field, tracer_priv->priv);
+ return SIDE_VISITOR_STATUS_OK;
+}
+
+static
+void type_visitor_dynamic_struct_visitor(const struct side_type_visitor *type_visitor, const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_struct_visitor *dynamic_struct_visitor;
+ struct tracer_dynamic_struct_visitor_priv tracer_priv = {
+ .type_visitor = type_visitor,
+ .priv = priv,
+ .i = 0,
+ };
+ const struct side_tracer_dynamic_struct_visitor_ctx tracer_ctx = {
+ .write_field = tracer_dynamic_struct_write_elem_cb,
+ .priv = &tracer_priv,
+ };
+ enum side_visitor_status status;
+ void *app_ctx;
+
+ if (type_visitor->before_dynamic_struct_visitor_func)
+ type_visitor->before_dynamic_struct_visitor_func(item, priv);
+ dynamic_struct_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_struct_visitor);
+ if (!dynamic_struct_visitor)
+ abort();
+ app_ctx = side_ptr_get(dynamic_struct_visitor->app_ctx);
+ status = side_ptr_get(dynamic_struct_visitor->visitor)(&tracer_ctx, app_ctx);
+ switch (status) {
+ case SIDE_VISITOR_STATUS_OK:
+ break;
+ case SIDE_VISITOR_STATUS_ERROR:
+ fprintf(stderr, "ERROR: Visitor error\n");
+ abort();
+ }
+ if (type_visitor->after_dynamic_struct_visitor_func)
+ type_visitor->after_dynamic_struct_visitor_func(item, priv);
+}
+
+static
+void type_visitor_dynamic_vla(const struct side_type_visitor *type_visitor, const struct side_arg_dynamic_vla *vla, void *priv)
+{
+ const struct side_arg *sav = side_ptr_get(vla->sav);
+ uint32_t i, side_sav_len = vla->len;
+
+ if (type_visitor->before_dynamic_vla_func)
+ type_visitor->before_dynamic_vla_func(vla, priv);
+ for (i = 0; i < side_sav_len; i++)
+ visit_dynamic_elem(type_visitor, &sav[i], priv);
+ if (type_visitor->after_dynamic_vla_func)
+ type_visitor->after_dynamic_vla_func(vla, priv);
+}
+
+struct tracer_dynamic_vla_visitor_priv {
+ const struct side_type_visitor *type_visitor;
+ void *priv;
+ int i;
+};
+
+static
+enum side_visitor_status tracer_dynamic_vla_write_elem_cb(
+ const struct side_tracer_visitor_ctx *tracer_ctx,
+ const struct side_arg *elem)
+{
+ struct tracer_dynamic_vla_visitor_priv *tracer_priv =
+ (struct tracer_dynamic_vla_visitor_priv *) tracer_ctx->priv;
+
+ visit_dynamic_elem(tracer_priv->type_visitor, elem, tracer_priv->priv);
+ return SIDE_VISITOR_STATUS_OK;
+}
+
+static
+void type_visitor_dynamic_vla_visitor(const struct side_type_visitor *type_visitor, const struct side_arg *item, void *priv)
+{
+ struct side_arg_dynamic_vla_visitor *dynamic_vla_visitor;
+ struct tracer_dynamic_vla_visitor_priv tracer_priv = {
+ .type_visitor = type_visitor,
+ .priv = priv,
+ .i = 0,
+ };
+ const struct side_tracer_visitor_ctx tracer_ctx = {
+ .write_elem = tracer_dynamic_vla_write_elem_cb,
+ .priv = &tracer_priv,
+ };
+ enum side_visitor_status status;
+ void *app_ctx;
+
+ if (type_visitor->before_dynamic_vla_visitor_func)
+ type_visitor->before_dynamic_vla_visitor_func(item, priv);
+ dynamic_vla_visitor = side_ptr_get(item->u.side_dynamic.side_dynamic_vla_visitor);
+ if (!dynamic_vla_visitor)
+ abort();
+ app_ctx = side_ptr_get(dynamic_vla_visitor->app_ctx);
+ status = side_ptr_get(dynamic_vla_visitor->visitor)(&tracer_ctx, app_ctx);
+ switch (status) {
+ case SIDE_VISITOR_STATUS_OK:
+ break;
+ case SIDE_VISITOR_STATUS_ERROR:
+ fprintf(stderr, "ERROR: Visitor error\n");
+ abort();
+ }
+ if (type_visitor->after_dynamic_vla_visitor_func)
+ type_visitor->after_dynamic_vla_visitor_func(item, priv);
+}
+
+static
+void visit_dynamic_type(const struct side_type_visitor *type_visitor, const struct side_arg *dynamic_item, void *priv)
+{
+ switch (side_enum_get(dynamic_item->type)) {
+ /* Dynamic basic types */
+ case SIDE_TYPE_DYNAMIC_NULL:
+ if (type_visitor->dynamic_null_func)
+ type_visitor->dynamic_null_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_BOOL:
+ if (type_visitor->dynamic_bool_func)
+ type_visitor->dynamic_bool_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_INTEGER:
+ if (type_visitor->dynamic_integer_func)
+ type_visitor->dynamic_integer_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_BYTE:
+ if (type_visitor->dynamic_byte_func)
+ type_visitor->dynamic_byte_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_POINTER:
+ if (type_visitor->dynamic_pointer_func)
+ type_visitor->dynamic_pointer_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_FLOAT:
+ if (type_visitor->dynamic_float_func)
+ type_visitor->dynamic_float_func(dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_STRING:
+ if (type_visitor->dynamic_string_func)
+ type_visitor->dynamic_string_func(dynamic_item, priv);
+ break;
+
+ /* Dynamic compound types */
+ case SIDE_TYPE_DYNAMIC_STRUCT:
+ type_visitor_dynamic_struct(type_visitor, side_ptr_get(dynamic_item->u.side_dynamic.side_dynamic_struct), priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR:
+ type_visitor_dynamic_struct_visitor(type_visitor, dynamic_item, priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_VLA:
+ type_visitor_dynamic_vla(type_visitor, side_ptr_get(dynamic_item->u.side_dynamic.side_dynamic_vla), priv);
+ break;
+ case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
+ type_visitor_dynamic_vla_visitor(type_visitor, dynamic_item, priv);
+ break;
+ default:
+ fprintf(stderr, "<UNKNOWN TYPE>\n");
+ abort();
+ }
+}
+
+static
+void visit_dynamic_elem(const struct side_type_visitor *type_visitor, const struct side_arg *dynamic_item, void *priv)
+{
+ if (type_visitor->before_dynamic_elem_func)
+ type_visitor->before_dynamic_elem_func(dynamic_item, priv);
+ visit_dynamic_type(type_visitor, dynamic_item, priv);
+ if (type_visitor->after_dynamic_elem_func)
+ type_visitor->after_dynamic_elem_func(dynamic_item, priv);
+}
+
+void side_visit_type(const struct side_type_visitor *type_visitor, const struct side_type *type_desc, const struct side_arg *item, void *priv)
+{
+ enum side_type_label type;
+
+ switch (side_enum_get(type_desc->type)) {
+ case SIDE_TYPE_ENUM:
+ switch (side_enum_get(item->type)) {
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_S8:
+ case SIDE_TYPE_S16:
+ case SIDE_TYPE_S32:
+ case SIDE_TYPE_S64:
+ case SIDE_TYPE_S128:
+ break;
+ default:
+ fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
+ abort();
+ break;
+ }
+ break;
+
+ case SIDE_TYPE_ENUM_BITMAP:
+ switch (side_enum_get(item->type)) {
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_BYTE:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_ARRAY:
+ case SIDE_TYPE_VLA:
+ break;
+ default:
+ fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
+ abort();
+ break;
+ }
+ break;
+
+ case SIDE_TYPE_GATHER_ENUM:
+ switch (side_enum_get(item->type)) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ break;
+ default:
+ fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
+ abort();
+ break;
+ }
+ break;
+
+ case SIDE_TYPE_DYNAMIC:
+ switch (side_enum_get(item->type)) {
+ case SIDE_TYPE_DYNAMIC_NULL:
+ case SIDE_TYPE_DYNAMIC_BOOL:
+ case SIDE_TYPE_DYNAMIC_INTEGER:
+ case SIDE_TYPE_DYNAMIC_BYTE:
+ case SIDE_TYPE_DYNAMIC_POINTER:
+ case SIDE_TYPE_DYNAMIC_FLOAT:
+ case SIDE_TYPE_DYNAMIC_STRING:
+ case SIDE_TYPE_DYNAMIC_STRUCT:
+ case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR:
+ case SIDE_TYPE_DYNAMIC_VLA:
+ case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
+ break;
+ default:
+ fprintf(stderr, "ERROR: Unexpected dynamic type\n");
+ abort();
+ break;
+ }
+ break;
+
+ default:
+ if (side_enum_get(type_desc->type) != side_enum_get(item->type)) {
+ fprintf(stderr, "ERROR: type mismatch between description and arguments\n");
+ abort();
+ }
+ break;
+ }
+
+ if (side_enum_get(type_desc->type) == SIDE_TYPE_ENUM || side_enum_get(type_desc->type) == SIDE_TYPE_ENUM_BITMAP || side_enum_get(type_desc->type) == SIDE_TYPE_GATHER_ENUM)
+ type = side_enum_get(type_desc->type);
+ else
+ type = side_enum_get(item->type);
+
+ switch (type) {
+ /* Stack-copy basic types */
+ case SIDE_TYPE_NULL:
+ if (type_visitor->null_type_func)
+ type_visitor->null_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_BOOL:
+ if (type_visitor->bool_type_func)
+ type_visitor->bool_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_U8: /* Fallthrough */
+ case SIDE_TYPE_U16: /* Fallthrough */
+ case SIDE_TYPE_U32: /* Fallthrough */
+ case SIDE_TYPE_U64: /* Fallthrough */
+ case SIDE_TYPE_U128: /* Fallthrough */
+ case SIDE_TYPE_S8: /* Fallthrough */
+ case SIDE_TYPE_S16: /* Fallthrough */
+ case SIDE_TYPE_S32: /* Fallthrough */
+ case SIDE_TYPE_S64: /* Fallthrough */
+ case SIDE_TYPE_S128:
+ if (type_visitor->integer_type_func)
+ type_visitor->integer_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_BYTE:
+ if (type_visitor->byte_type_func)
+ type_visitor->byte_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_POINTER:
+ if (type_visitor->pointer_type_func)
+ type_visitor->pointer_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_FLOAT_BINARY16: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY32: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY64: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY128:
+ if (type_visitor->float_type_func)
+ type_visitor->float_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_STRING_UTF8: /* Fallthrough */
+ case SIDE_TYPE_STRING_UTF16: /* Fallthrough */
+ case SIDE_TYPE_STRING_UTF32:
+ if (type_visitor->string_type_func)
+ type_visitor->string_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_ENUM:
+ if (type_visitor->enum_type_func)
+ type_visitor->enum_type_func(type_desc, item, priv);
+ break;
+ case SIDE_TYPE_ENUM_BITMAP:
+ if (type_visitor->enum_bitmap_type_func)
+ type_visitor->enum_bitmap_type_func(type_desc, item, priv);
+ break;
+
+ /* Stack-copy compound types */
+ case SIDE_TYPE_STRUCT:
+ type_visitor_struct(type_visitor, type_desc, side_ptr_get(item->u.side_static.side_struct), priv);
+ break;
+ case SIDE_TYPE_VARIANT:
+ type_visitor_variant(type_visitor, type_desc, side_ptr_get(item->u.side_static.side_variant), priv);
+ break;
+ case SIDE_TYPE_ARRAY:
+ type_visitor_array(type_visitor, type_desc, side_ptr_get(item->u.side_static.side_array), priv);
+ break;
+ case SIDE_TYPE_VLA:
+ type_visitor_vla(type_visitor, type_desc, side_ptr_get(item->u.side_static.side_vla), priv);
+ break;
+ case SIDE_TYPE_VLA_VISITOR:
+ type_visitor_vla_visitor(type_visitor, type_desc, side_ptr_get(item->u.side_static.side_vla_visitor), priv);
+ break;
+
+ /* Gather basic types */
+ case SIDE_TYPE_GATHER_BOOL:
+ (void) type_visitor_gather_bool(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_bool_gather_ptr), priv);
+ break;
+ case SIDE_TYPE_GATHER_INTEGER:
+ (void) type_visitor_gather_integer(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr), SIDE_TYPE_GATHER_INTEGER, priv);
+ break;
+ case SIDE_TYPE_GATHER_BYTE:
+ (void) type_visitor_gather_byte(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_byte_gather_ptr), priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ (void) type_visitor_gather_integer(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr), SIDE_TYPE_GATHER_POINTER, priv);
+ break;
+ case SIDE_TYPE_GATHER_FLOAT:
+ (void) type_visitor_gather_float(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_float_gather_ptr), priv);
+ break;
+ case SIDE_TYPE_GATHER_STRING:
+ (void) type_visitor_gather_string(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_string_gather_ptr), priv);
+ break;
+
+ /* Gather compound type */
+ case SIDE_TYPE_GATHER_STRUCT:
+ (void) type_visitor_gather_struct(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_struct_gather_ptr), priv);
+ break;
+ case SIDE_TYPE_GATHER_ARRAY:
+ (void) type_visitor_gather_array(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_array_gather_ptr), priv);
+ break;
+ case SIDE_TYPE_GATHER_VLA:
+ (void) type_visitor_gather_vla(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_array_gather_ptr),
+ side_ptr_get(item->u.side_static.side_vla_gather.length_ptr), priv);
+ break;
+
+ /* Gather enumeration types */
+ case SIDE_TYPE_GATHER_ENUM:
+ (void) type_visitor_gather_enum(type_visitor, &type_desc->u.side_gather, side_ptr_get(item->u.side_static.side_integer_gather_ptr), priv);
+ break;
+
+ /* Dynamic basic types */
+ case SIDE_TYPE_DYNAMIC_NULL: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_BOOL: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_INTEGER: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_BYTE: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_POINTER: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_FLOAT: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_STRING: /* Fallthrough */
+
+ /* Dynamic compound types */
+ case SIDE_TYPE_DYNAMIC_STRUCT: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_STRUCT_VISITOR: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_VLA: /* Fallthrough */
+ case SIDE_TYPE_DYNAMIC_VLA_VISITOR:
+ visit_dynamic_type(type_visitor, item, priv);
+ break;
+
+ default:
+ fprintf(stderr, "<UNKNOWN TYPE>\n");
+ abort();
+ }
+}
+
+void type_visitor_event(const struct side_type_visitor *type_visitor,
+ const struct side_event_description *desc,
+ const struct side_arg_vec *side_arg_vec,
+ const struct side_arg_dynamic_struct *var_struct,
+ void *caller_addr, void *priv)
+{
+ const struct side_arg *sav = side_ptr_get(side_arg_vec->sav);
+ uint32_t i, side_sav_len = side_arg_vec->len;
+
+ if (desc->nr_fields != side_sav_len) {
+ fprintf(stderr, "ERROR: number of fields mismatch between description and arguments\n");
+ abort();
+ }
+ if (type_visitor->before_event_func)
+ type_visitor->before_event_func(desc, side_arg_vec, var_struct, caller_addr, priv);
+ if (side_sav_len) {
+ if (type_visitor->before_static_fields_func)
+ type_visitor->before_static_fields_func(side_arg_vec, priv);
+ for (i = 0; i < side_sav_len; i++)
+ side_visit_field(type_visitor, &side_ptr_get(desc->fields)[i], &sav[i], priv);
+ if (type_visitor->after_static_fields_func)
+ type_visitor->after_static_fields_func(side_arg_vec, priv);
+ }
+ if (var_struct) {
+ uint32_t var_struct_len = var_struct->len;
+
+ if (type_visitor->before_variadic_fields_func)
+ type_visitor->before_variadic_fields_func(var_struct, priv);
+ for (i = 0; i < var_struct_len; i++)
+ visit_dynamic_field(type_visitor, &side_ptr_get(var_struct->fields)[i], priv);
+ if (type_visitor->after_variadic_fields_func)
+ type_visitor->after_variadic_fields_func(var_struct, priv);
+ }
+ if (type_visitor->after_event_func)
+ type_visitor->after_event_func(desc, side_arg_vec, var_struct, caller_addr, priv);
+}
--- /dev/null
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2022-2024 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ */
+
+#include <string.h>
+
+#include "visit-description.h"
+
+static
+void side_visit_type(const struct side_description_visitor *description_visitor,
+ const struct side_type *type_desc, void *priv);
+
+static
+void visit_gather_type(const struct side_description_visitor *description_visitor,
+ const struct side_type *type_desc, void *priv);
+
+static
+void visit_gather_elem(const struct side_description_visitor *description_visitor,
+ const struct side_type *type_desc, void *priv);
+
+static
+void description_visitor_gather_enum(const struct side_description_visitor *description_visitor,
+ const struct side_type_gather *type_gather, void *priv);
+
+static
+void side_visit_elem(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ if (description_visitor->before_elem_func)
+ description_visitor->before_elem_func(type_desc, priv);
+ side_visit_type(description_visitor, type_desc, priv);
+ if (description_visitor->after_elem_func)
+ description_visitor->after_elem_func(type_desc, priv);
+}
+
+static
+void side_visit_field(const struct side_description_visitor *description_visitor, const struct side_event_field *item_desc, void *priv)
+{
+ if (description_visitor->before_field_func)
+ description_visitor->before_field_func(item_desc, priv);
+ side_visit_type(description_visitor, &item_desc->side_type, priv);
+ if (description_visitor->after_field_func)
+ description_visitor->after_field_func(item_desc, priv);
+}
+
+static
+void side_visit_option(const struct side_description_visitor *description_visitor, const struct side_variant_option *option_desc, void *priv)
+{
+ if (description_visitor->before_option_func)
+ description_visitor->before_option_func(option_desc, priv);
+ side_visit_type(description_visitor, &option_desc->side_type, priv);
+ if (description_visitor->after_option_func)
+ description_visitor->after_option_func(option_desc, priv);
+}
+
+static
+void description_visitor_enum(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum.elem_type);
+
+ if (description_visitor->before_enum_type_func)
+ description_visitor->before_enum_type_func(type_desc, priv);
+ side_visit_elem(description_visitor, elem_type, priv);
+ if (description_visitor->after_enum_type_func)
+ description_visitor->after_enum_type_func(type_desc, priv);
+}
+
+static
+void description_visitor_enum_bitmap(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ const struct side_type *elem_type = side_ptr_get(type_desc->u.side_enum_bitmap.elem_type);
+
+ if (description_visitor->before_enum_bitmap_type_func)
+ description_visitor->before_enum_bitmap_type_func(type_desc, priv);
+ side_visit_elem(description_visitor, elem_type, priv);
+ if (description_visitor->after_enum_bitmap_type_func)
+ description_visitor->after_enum_bitmap_type_func(type_desc, priv);
+}
+
+static
+void description_visitor_struct(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ const struct side_type_struct *side_struct = side_ptr_get(type_desc->u.side_struct);
+ uint32_t i, len = side_struct->nr_fields;
+
+ if (description_visitor->before_struct_type_func)
+ description_visitor->before_struct_type_func(side_struct, priv);
+ for (i = 0; i < len; i++)
+ side_visit_field(description_visitor, &side_ptr_get(side_struct->fields)[i], priv);
+ if (description_visitor->after_struct_type_func)
+ description_visitor->after_struct_type_func(side_struct, priv);
+}
+
+static
+void description_visitor_variant(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ const struct side_type_variant *side_type_variant = side_ptr_get(type_desc->u.side_variant);
+ const struct side_type *selector_type = &side_type_variant->selector;
+ uint32_t i, len = side_type_variant->nr_options;
+
+ switch (side_enum_get(selector_type->type)) {
+ case SIDE_TYPE_U8:
+ case SIDE_TYPE_U16:
+ case SIDE_TYPE_U32:
+ case SIDE_TYPE_U64:
+ case SIDE_TYPE_U128:
+ case SIDE_TYPE_S8:
+ case SIDE_TYPE_S16:
+ case SIDE_TYPE_S32:
+ case SIDE_TYPE_S64:
+ case SIDE_TYPE_S128:
+ break;
+ default:
+ fprintf(stderr, "ERROR: Expecting integer variant selector type\n");
+ abort();
+ }
+ if (description_visitor->before_variant_type_func)
+ description_visitor->before_variant_type_func(side_type_variant, priv);
+ for (i = 0; i < len; i++)
+ side_visit_option(description_visitor, &side_ptr_get(side_type_variant->options)[i], priv);
+ if (description_visitor->after_variant_type_func)
+ description_visitor->after_variant_type_func(side_type_variant, priv);
+}
+
+static
+void description_visitor_array(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ if (description_visitor->before_array_type_func)
+ description_visitor->before_array_type_func(&type_desc->u.side_array, priv);
+ side_visit_elem(description_visitor, side_ptr_get(type_desc->u.side_array.elem_type), priv);
+ if (description_visitor->after_array_type_func)
+ description_visitor->after_array_type_func(&type_desc->u.side_array, priv);
+}
+
+static
+void description_visitor_vla(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ if (description_visitor->before_vla_type_func)
+ description_visitor->before_vla_type_func(&type_desc->u.side_vla, priv);
+ side_visit_elem(description_visitor, side_ptr_get(type_desc->u.side_vla.length_type), priv);
+ if (description_visitor->after_length_vla_type_func)
+ description_visitor->after_length_vla_type_func(&type_desc->u.side_vla, priv);
+ side_visit_elem(description_visitor, side_ptr_get(type_desc->u.side_vla.elem_type), priv);
+ if (description_visitor->after_element_vla_type_func)
+ description_visitor->after_element_vla_type_func(&type_desc->u.side_vla, priv);
+}
+
+static
+void description_visitor_vla_visitor(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ if (description_visitor->before_vla_visitor_type_func)
+ description_visitor->before_vla_visitor_type_func(side_ptr_get(type_desc->u.side_vla_visitor), priv);
+ side_visit_elem(description_visitor, side_ptr_get(side_ptr_get(type_desc->u.side_vla_visitor)->length_type), priv);
+ if (description_visitor->after_length_vla_visitor_type_func)
+ description_visitor->after_length_vla_visitor_type_func(side_ptr_get(type_desc->u.side_vla_visitor), priv);
+ side_visit_elem(description_visitor, side_ptr_get(side_ptr_get(type_desc->u.side_vla_visitor)->elem_type), priv);
+ if (description_visitor->after_element_vla_visitor_type_func)
+ description_visitor->after_element_vla_visitor_type_func(side_ptr_get(type_desc->u.side_vla_visitor), priv);
+}
+
+static
+void visit_gather_field(const struct side_description_visitor *description_visitor, const struct side_event_field *field, void *priv)
+{
+ if (description_visitor->before_field_func)
+ description_visitor->before_field_func(field, priv);
+ (void) visit_gather_type(description_visitor, &field->side_type, priv);
+ if (description_visitor->after_field_func)
+ description_visitor->after_field_func(field, priv);
+}
+
+static
+void description_visitor_gather_struct(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ const struct side_type_gather_struct *side_gather_struct = &type_gather->u.side_struct;
+ const struct side_type_struct *side_struct = side_ptr_get(side_gather_struct->type);
+ uint32_t i;
+
+ if (description_visitor->before_gather_struct_type_func)
+ description_visitor->before_gather_struct_type_func(side_gather_struct, priv);
+ for (i = 0; i < side_struct->nr_fields; i++)
+ visit_gather_field(description_visitor, &side_ptr_get(side_struct->fields)[i], priv);
+ if (description_visitor->after_gather_struct_type_func)
+ description_visitor->after_gather_struct_type_func(side_gather_struct, priv);
+}
+
+static
+void description_visitor_gather_array(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ const struct side_type_gather_array *side_gather_array = &type_gather->u.side_array;
+ const struct side_type_array *side_array = &side_gather_array->type;
+ const struct side_type *elem_type = side_ptr_get(side_array->elem_type);
+
+ if (description_visitor->before_gather_array_type_func)
+ description_visitor->before_gather_array_type_func(side_gather_array, priv);
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_GATHER_VLA:
+ fprintf(stderr, "<gather VLA only supported within gather structures>\n");
+ abort();
+ default:
+ break;
+ }
+ visit_gather_elem(description_visitor, elem_type, priv);
+ if (description_visitor->after_gather_array_type_func)
+ description_visitor->after_gather_array_type_func(side_gather_array, priv);
+}
+
+static
+void description_visitor_gather_vla(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ const struct side_type_gather_vla *side_gather_vla = &type_gather->u.side_vla;
+ const struct side_type_vla *side_vla = &side_gather_vla->type;
+ const struct side_type *length_type = side_ptr_get(side_gather_vla->type.length_type);
+ const struct side_type *elem_type = side_ptr_get(side_vla->elem_type);
+
+ /* Access length */
+ switch (side_enum_get(length_type->type)) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ break;
+ default:
+ fprintf(stderr, "<gather VLA expects integer gather length type>\n");
+ abort();
+ }
+ switch (side_enum_get(elem_type->type)) {
+ case SIDE_TYPE_GATHER_VLA:
+ fprintf(stderr, "<gather VLA only supported within gather structures>\n");
+ abort();
+ default:
+ break;
+ }
+ if (description_visitor->before_gather_vla_type_func)
+ description_visitor->before_gather_vla_type_func(side_gather_vla, priv);
+ visit_gather_elem(description_visitor, length_type, priv);
+ if (description_visitor->after_length_gather_vla_type_func)
+ description_visitor->after_length_gather_vla_type_func(side_gather_vla, priv);
+ visit_gather_elem(description_visitor, elem_type, priv);
+ if (description_visitor->after_element_gather_vla_type_func)
+ description_visitor->after_element_gather_vla_type_func(side_gather_vla, priv);
+}
+
+static
+void description_visitor_gather_bool(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ if (description_visitor->gather_bool_type_func)
+ description_visitor->gather_bool_type_func(&type_gather->u.side_bool, priv);
+}
+
+static
+void description_visitor_gather_byte(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ if (description_visitor->gather_byte_type_func)
+ description_visitor->gather_byte_type_func(&type_gather->u.side_byte, priv);
+}
+
+static
+void description_visitor_gather_integer(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather,
+ enum side_type_label integer_type, void *priv)
+{
+ switch (integer_type) {
+ case SIDE_TYPE_GATHER_INTEGER:
+ if (description_visitor->gather_integer_type_func)
+ description_visitor->gather_integer_type_func(&type_gather->u.side_integer, priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ if (description_visitor->gather_pointer_type_func)
+ description_visitor->gather_pointer_type_func(&type_gather->u.side_integer, priv);
+ break;
+ default:
+ fprintf(stderr, "Unexpected integer type\n");
+ abort();
+ }
+}
+
+static
+void description_visitor_gather_float(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ if (description_visitor->gather_float_type_func)
+ description_visitor->gather_float_type_func(&type_gather->u.side_float, priv);
+}
+
+static
+void description_visitor_gather_string(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+
+ if (description_visitor->gather_string_type_func)
+ description_visitor->gather_string_type_func(&type_gather->u.side_string, priv);
+}
+
+static
+void visit_gather_type(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ switch (side_enum_get(type_desc->type)) {
+ /* Gather basic types */
+ case SIDE_TYPE_GATHER_BOOL:
+ description_visitor_gather_bool(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_INTEGER:
+ description_visitor_gather_integer(description_visitor, &type_desc->u.side_gather, SIDE_TYPE_GATHER_INTEGER, priv);
+ break;
+ case SIDE_TYPE_GATHER_BYTE:
+ description_visitor_gather_byte(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ description_visitor_gather_integer(description_visitor, &type_desc->u.side_gather, SIDE_TYPE_GATHER_POINTER, priv);
+ break;
+ case SIDE_TYPE_GATHER_FLOAT:
+ description_visitor_gather_float(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_STRING:
+ description_visitor_gather_string(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+
+ /* Gather enumeration types */
+ case SIDE_TYPE_GATHER_ENUM:
+ description_visitor_gather_enum(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+
+ /* Gather compound types */
+ case SIDE_TYPE_GATHER_STRUCT:
+ description_visitor_gather_struct(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_ARRAY:
+ description_visitor_gather_array(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_VLA:
+ description_visitor_gather_vla(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ default:
+ fprintf(stderr, "<UNKNOWN GATHER TYPE>");
+ abort();
+ }
+}
+
+static
+void visit_gather_elem(const struct side_description_visitor *description_visitor, const struct side_type *type_desc, void *priv)
+{
+ if (description_visitor->before_elem_func)
+ description_visitor->before_elem_func(type_desc, priv);
+ visit_gather_type(description_visitor, type_desc, priv);
+ if (description_visitor->after_elem_func)
+ description_visitor->after_elem_func(type_desc, priv);
+}
+
+static
+void description_visitor_gather_enum(const struct side_description_visitor *description_visitor, const struct side_type_gather *type_gather, void *priv)
+{
+ const struct side_type *elem_type = side_ptr_get(type_gather->u.side_enum.elem_type);
+
+ if (description_visitor->before_gather_enum_type_func)
+ description_visitor->before_gather_enum_type_func(&type_gather->u.side_enum, priv);
+ side_visit_elem(description_visitor, elem_type, priv);
+ if (description_visitor->after_gather_enum_type_func)
+ description_visitor->after_gather_enum_type_func(&type_gather->u.side_enum, priv);
+}
+
+static
+void side_visit_type(const struct side_description_visitor *description_visitor,
+ const struct side_type *type_desc, void *priv)
+{
+ enum side_type_label type = side_enum_get(type_desc->type);
+
+ switch (type) {
+ /* Stack-copy basic types */
+ case SIDE_TYPE_NULL:
+ if (description_visitor->null_type_func)
+ description_visitor->null_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_BOOL:
+ if (description_visitor->bool_type_func)
+ description_visitor->bool_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_U8: /* Fallthrough */
+ case SIDE_TYPE_U16: /* Fallthrough */
+ case SIDE_TYPE_U32: /* Fallthrough */
+ case SIDE_TYPE_U64: /* Fallthrough */
+ case SIDE_TYPE_U128: /* Fallthrough */
+ case SIDE_TYPE_S8: /* Fallthrough */
+ case SIDE_TYPE_S16: /* Fallthrough */
+ case SIDE_TYPE_S32: /* Fallthrough */
+ case SIDE_TYPE_S64: /* Fallthrough */
+ case SIDE_TYPE_S128:
+ if (description_visitor->integer_type_func)
+ description_visitor->integer_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_BYTE:
+ if (description_visitor->byte_type_func)
+ description_visitor->byte_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_POINTER:
+ if (description_visitor->pointer_type_func)
+ description_visitor->pointer_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_FLOAT_BINARY16: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY32: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY64: /* Fallthrough */
+ case SIDE_TYPE_FLOAT_BINARY128:
+ if (description_visitor->float_type_func)
+ description_visitor->float_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_STRING_UTF8: /* Fallthrough */
+ case SIDE_TYPE_STRING_UTF16: /* Fallthrough */
+ case SIDE_TYPE_STRING_UTF32:
+ if (description_visitor->string_type_func)
+ description_visitor->string_type_func(type_desc, priv);
+ break;
+ case SIDE_TYPE_ENUM:
+ description_visitor_enum(description_visitor, type_desc, priv);
+ break;
+ case SIDE_TYPE_ENUM_BITMAP:
+ description_visitor_enum_bitmap(description_visitor, type_desc, priv);
+ break;
+
+ /* Stack-copy compound types */
+ case SIDE_TYPE_STRUCT:
+ description_visitor_struct(description_visitor, type_desc, priv);
+ break;
+ case SIDE_TYPE_VARIANT:
+ description_visitor_variant(description_visitor, type_desc, priv);
+ break;
+ case SIDE_TYPE_ARRAY:
+ description_visitor_array(description_visitor, type_desc, priv);
+ break;
+ case SIDE_TYPE_VLA:
+ description_visitor_vla(description_visitor, type_desc, priv);
+ break;
+ case SIDE_TYPE_VLA_VISITOR:
+ description_visitor_vla_visitor(description_visitor, type_desc, priv);
+ break;
+
+ /* Gather basic types */
+ case SIDE_TYPE_GATHER_BOOL:
+ description_visitor_gather_bool(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_INTEGER:
+ description_visitor_gather_integer(description_visitor, &type_desc->u.side_gather, SIDE_TYPE_GATHER_INTEGER, priv);
+ break;
+ case SIDE_TYPE_GATHER_BYTE:
+ description_visitor_gather_byte(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_POINTER:
+ description_visitor_gather_integer(description_visitor, &type_desc->u.side_gather, SIDE_TYPE_GATHER_POINTER, priv);
+ break;
+ case SIDE_TYPE_GATHER_FLOAT:
+ description_visitor_gather_float(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_STRING:
+ description_visitor_gather_string(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+
+ /* Gather compound type */
+ case SIDE_TYPE_GATHER_STRUCT:
+ description_visitor_gather_struct(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_ARRAY:
+ description_visitor_gather_array(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+ case SIDE_TYPE_GATHER_VLA:
+ description_visitor_gather_vla(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+
+ /* Gather enumeration types */
+ case SIDE_TYPE_GATHER_ENUM:
+ description_visitor_gather_enum(description_visitor, &type_desc->u.side_gather, priv);
+ break;
+
+ /* Dynamic type */
+ case SIDE_TYPE_DYNAMIC:
+ if (description_visitor->dynamic_type_func)
+ description_visitor->dynamic_type_func(type_desc, priv);
+ break;
+
+ default:
+ fprintf(stderr, "<UNKNOWN TYPE>\n");
+ abort();
+ }
+}
+
+void description_visitor_event(const struct side_description_visitor *description_visitor,
+ const struct side_event_description *desc, void *priv)
+{
+ uint32_t i, len = desc->nr_fields;
+
+ if (description_visitor->before_event_func)
+ description_visitor->before_event_func(desc, priv);
+ if (len) {
+ if (description_visitor->before_static_fields_func)
+ description_visitor->before_static_fields_func(desc, priv);
+ for (i = 0; i < len; i++)
+ side_visit_field(description_visitor, &side_ptr_get(desc->fields)[i], priv);
+ if (description_visitor->after_static_fields_func)
+ description_visitor->after_static_fields_func(desc, priv);
+ }
+ if (description_visitor->after_event_func)
+ description_visitor->after_event_func(desc, priv);
+}
projects / libside.git / commitdiff
