X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=types%2Finteger.c;h=212d8d489ce35f04562ff7e10ddfb26a09c95d31;hp=41dd7751febf1065cb24b407de55c7f492841c49;hb=f7bbd50246fde81a4ef90fa6bd78e441fccdbb40;hpb=e1151715912eaec959682b3bc10be3ced6abe467 diff --git a/types/integer.c b/types/integer.c index 41dd7751..212d8d48 100644 --- a/types/integer.c +++ b/types/integer.c @@ -3,7 +3,9 @@ * * BabelTrace - Integer Type Converter * - * Copyright 2010, 2011 - Mathieu Desnoyers + * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation + * + * Author: Mathieu Desnoyers * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -19,79 +21,79 @@ #include #include #include +#include #include static -struct definition *_integer_definition_new(struct type *type, - struct definition_scope *parent_scope); +struct definition *_integer_definition_new(struct declaration *declaration, + struct definition_scope *parent_scope, + GQuark field_name, int index, + const char *root_name); static void _integer_definition_free(struct definition *definition); -void integer_copy(struct stream_pos *dest, const struct format *fdest, - struct stream_pos *src, const struct format *fsrc, - struct definition *definition) -{ - struct definition_integer *integer = - container_of(definition, struct definition_integer, p); - struct type_integer *integer_type = integer->type; - - if (!integer_type->signedness) { - uint64_t v; - - v = fsrc->uint_read(src, integer_type); - fdest->uint_write(dest, integer_type, v); - } else { - int64_t v; - - v = fsrc->int_read(src, integer_type); - fdest->int_write(dest, integer_type, v); - } -} - static -void _integer_type_free(struct type *type) +void _integer_declaration_free(struct declaration *declaration) { - struct type_integer *integer_type = - container_of(type, struct type_integer, p); - g_free(integer_type); + struct declaration_integer *integer_declaration = + container_of(declaration, struct declaration_integer, p); + g_free(integer_declaration); } -struct type_integer * - integer_type_new(const char *name, size_t len, int byte_order, - int signedness, size_t alignment) +struct declaration_integer * + integer_declaration_new(size_t len, int byte_order, + int signedness, size_t alignment, int base, + enum ctf_string_encoding encoding, + struct ctf_clock *clock) { - struct type_integer *integer_type; - - integer_type = g_new(struct type_integer, 1); - integer_type->p.id = CTF_TYPE_INTEGER; - integer_type->p.name = g_quark_from_string(name); - integer_type->p.alignment = alignment; - integer_type->p.copy = integer_copy; - integer_type->p.type_free = _integer_type_free; - integer_type->p.definition_free = _integer_definition_free; - integer_type->p.definition_new = _integer_definition_new; - integer_type->p.ref = 1; - integer_type->len = len; - integer_type->byte_order = byte_order; - integer_type->signedness = signedness; - return integer_type; + struct declaration_integer *integer_declaration; + + integer_declaration = g_new(struct declaration_integer, 1); + integer_declaration->p.id = CTF_TYPE_INTEGER; + integer_declaration->p.alignment = alignment; + integer_declaration->p.declaration_free = _integer_declaration_free; + integer_declaration->p.definition_free = _integer_definition_free; + integer_declaration->p.definition_new = _integer_definition_new; + integer_declaration->p.ref = 1; + integer_declaration->len = len; + integer_declaration->byte_order = byte_order; + integer_declaration->signedness = signedness; + integer_declaration->base = base; + integer_declaration->encoding = encoding; + integer_declaration->clock = clock; + return integer_declaration; } static struct definition * - _integer_definition_new(struct type *type, - struct definition_scope *parent_scope) + _integer_definition_new(struct declaration *declaration, + struct definition_scope *parent_scope, + GQuark field_name, int index, + const char *root_name) { - struct type_integer *integer_type = - container_of(type, struct type_integer, p); + struct declaration_integer *integer_declaration = + container_of(declaration, struct declaration_integer, p); struct definition_integer *integer; + int ret; integer = g_new(struct definition_integer, 1); - type_ref(&integer_type->p); - integer->p.type = type; - integer->type = integer_type; + declaration_ref(&integer_declaration->p); + integer->p.declaration = declaration; + integer->declaration = integer_declaration; integer->p.ref = 1; + /* + * Use INT_MAX order to ensure that all fields of the parent + * scope are seen as being prior to this scope. + */ + integer->p.index = root_name ? INT_MAX : index; + integer->p.name = field_name; + integer->p.path = new_definition_path(parent_scope, field_name, + root_name); + integer->p.scope = NULL; integer->value._unsigned = 0; + ret = register_field_definition(field_name, &integer->p, + parent_scope); + assert(!ret); return &integer->p; } @@ -101,6 +103,93 @@ void _integer_definition_free(struct definition *definition) struct definition_integer *integer = container_of(definition, struct definition_integer, p); - type_unref(integer->p.type); + declaration_unref(integer->p.declaration); g_free(integer); } + +enum ctf_string_encoding get_int_encoding(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + return integer_declaration->encoding; +} + +int get_int_base(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + return integer_declaration->base; +} + +size_t get_int_len(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + return integer_declaration->len; +} + +int get_int_byte_order(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + return integer_declaration->byte_order; +} + +int get_int_signedness(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + return integer_declaration->signedness; +} + +uint64_t get_unsigned_int(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + if (!integer_declaration->signedness) { + return integer_definition->value._unsigned; + } + fprintf(stderr, "[warning] Extracting unsigned value from a signed int (%s)\n", + g_quark_to_string(field->name)); + return (uint64_t)integer_definition->value._signed; +} + +int64_t get_signed_int(const struct definition *field) +{ + struct definition_integer *integer_definition; + const struct declaration_integer *integer_declaration; + + integer_definition = container_of(field, struct definition_integer, p); + integer_declaration = integer_definition->declaration; + + if (integer_declaration->signedness) { + return integer_definition->value._signed; + } + fprintf(stderr, "[warning] Extracting signed value from an unsigned int (%s)\n", + g_quark_to_string(field->name)); + return (int64_t)integer_definition->value._unsigned; +}