1 // SPDX-License-Identifier: MIT
3 * Copyright 2022 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
14 #include <side/macros.h>
15 #include <side/endian.h>
17 /* SIDE stands for "Static Instrumentation Dynamically Enabled" */
19 //TODO: as those structures will be ABI, we need to either consider them
20 //fixed forever, or think of a scheme that would allow their binary
21 //representation to be extended if need be.
25 struct side_arg_dynamic
;
26 struct side_arg_dynamic_vla
;
28 struct side_event_field
;
29 struct side_tracer_visitor_ctx
;
30 struct side_tracer_dynamic_struct_visitor_ctx
;
31 struct side_event_description
;
32 struct side_arg_dynamic_struct
;
33 struct side_events_register_handle
;
35 enum side_type_label
{
36 /* Statically declared types */
50 SIDE_TYPE_FLOAT_BINARY16
,
51 SIDE_TYPE_FLOAT_BINARY32
,
52 SIDE_TYPE_FLOAT_BINARY64
,
53 SIDE_TYPE_FLOAT_BINARY128
,
56 /* Statically declared compound types */
60 SIDE_TYPE_VLA_VISITOR
,
71 SIDE_TYPE_ARRAY_POINTER32
,
72 SIDE_TYPE_ARRAY_POINTER64
,
83 SIDE_TYPE_VLA_POINTER32
,
84 SIDE_TYPE_VLA_POINTER64
,
86 /* Statically declared enumeration types */
88 SIDE_TYPE_ENUM_BITMAP
,
92 /* Scatter-gather types */
93 SIDE_TYPE_SG_UNSIGNED_INT
,
94 SIDE_TYPE_SG_SIGNED_INT
,
99 SIDE_TYPE_DYNAMIC_NULL
,
100 SIDE_TYPE_DYNAMIC_BOOL
,
101 SIDE_TYPE_DYNAMIC_U8
,
102 SIDE_TYPE_DYNAMIC_U16
,
103 SIDE_TYPE_DYNAMIC_U32
,
104 SIDE_TYPE_DYNAMIC_U64
,
105 SIDE_TYPE_DYNAMIC_S8
,
106 SIDE_TYPE_DYNAMIC_S16
,
107 SIDE_TYPE_DYNAMIC_S32
,
108 SIDE_TYPE_DYNAMIC_S64
,
109 SIDE_TYPE_DYNAMIC_BYTE
,
110 SIDE_TYPE_DYNAMIC_POINTER32
,
111 SIDE_TYPE_DYNAMIC_POINTER64
,
112 SIDE_TYPE_DYNAMIC_FLOAT_BINARY16
,
113 SIDE_TYPE_DYNAMIC_FLOAT_BINARY32
,
114 SIDE_TYPE_DYNAMIC_FLOAT_BINARY64
,
115 SIDE_TYPE_DYNAMIC_FLOAT_BINARY128
,
116 SIDE_TYPE_DYNAMIC_STRING
,
118 /* Dynamic compound types */
119 SIDE_TYPE_DYNAMIC_STRUCT
,
120 SIDE_TYPE_DYNAMIC_STRUCT_VISITOR
,
121 SIDE_TYPE_DYNAMIC_VLA
,
122 SIDE_TYPE_DYNAMIC_VLA_VISITOR
,
125 enum side_attr_type
{
136 SIDE_ATTR_TYPE_POINTER32
,
137 SIDE_ATTR_TYPE_POINTER64
,
138 SIDE_ATTR_TYPE_FLOAT_BINARY16
,
139 SIDE_ATTR_TYPE_FLOAT_BINARY32
,
140 SIDE_ATTR_TYPE_FLOAT_BINARY64
,
141 SIDE_ATTR_TYPE_FLOAT_BINARY128
,
142 SIDE_ATTR_TYPE_STRING
,
146 SIDE_LOGLEVEL_EMERG
= 0,
147 SIDE_LOGLEVEL_ALERT
= 1,
148 SIDE_LOGLEVEL_CRIT
= 2,
149 SIDE_LOGLEVEL_ERR
= 3,
150 SIDE_LOGLEVEL_WARNING
= 4,
151 SIDE_LOGLEVEL_NOTICE
= 5,
152 SIDE_LOGLEVEL_INFO
= 6,
153 SIDE_LOGLEVEL_DEBUG
= 7,
156 enum side_visitor_status
{
157 SIDE_VISITOR_STATUS_OK
= 0,
158 SIDE_VISITOR_STATUS_ERROR
= -1,
163 SIDE_ERROR_INVAL
= 1,
164 SIDE_ERROR_EXIST
= 2,
165 SIDE_ERROR_NOMEM
= 3,
166 SIDE_ERROR_NOENT
= 4,
167 SIDE_ERROR_EXITING
= 5,
170 enum side_type_label_byte_order
{
171 SIDE_TYPE_BYTE_ORDER_LE
= 0,
172 SIDE_TYPE_BYTE_ORDER_BE
= 1,
175 #if (SIDE_BYTE_ORDER == SIDE_LITTLE_ENDIAN)
176 # define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
178 # define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
181 #if (SIDE_FLOAT_WORD_ORDER == SIDE_LITTLE_ENDIAN)
182 # define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
184 # define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
187 typedef enum side_visitor_status (*side_visitor
)(
188 const struct side_tracer_visitor_ctx
*tracer_ctx
,
190 typedef enum side_visitor_status (*side_dynamic_struct_visitor
)(
191 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
194 union side_integer_value
{
205 union side_float_value
{
207 _Float16 side_float_binary16
;
210 _Float32 side_float_binary32
;
213 _Float64 side_float_binary64
;
216 _Float128 side_float_binary128
;
220 struct side_attr_value
{
221 uint32_t type
; /* enum side_attr_type */
224 uint64_t string_value
; /* const char * */
225 union side_integer_value integer_value
;
226 union side_float_value float_value
;
230 /* User attributes. */
233 const struct side_attr_value value
;
236 /* Type descriptions */
237 struct side_type_null
{
238 const struct side_attr
*attr
;
242 struct side_type_bool
{
243 const struct side_attr
*attr
;
247 struct side_type_byte
{
248 const struct side_attr
*attr
;
252 struct side_type_string
{
253 const struct side_attr
*attr
;
257 struct side_type_integer
{
258 const struct side_attr
*attr
;
260 uint16_t integer_size_bits
; /* bits */
261 uint16_t len_bits
; /* bits */
262 uint8_t signedness
; /* true/false */
263 uint8_t byte_order
; /* enum side_type_label_byte_order */
266 struct side_type_float
{
267 const struct side_attr
*attr
;
269 uint32_t byte_order
; /* enum side_type_label_byte_order */
270 uint16_t float_size_bits
; /* bits */
273 struct side_enum_mapping
{
279 struct side_enum_mappings
{
280 const struct side_enum_mapping
*mappings
;
281 const struct side_attr
*attr
;
282 uint32_t nr_mappings
;
286 struct side_enum_bitmap_mapping
{
287 uint64_t range_begin
;
292 struct side_enum_bitmap_mappings
{
293 const struct side_enum_bitmap_mapping
*mappings
;
294 const struct side_attr
*attr
;
295 uint32_t nr_mappings
;
299 struct side_type_struct
{
302 const struct side_event_field
*fields
;
303 const struct side_attr
*attr
;
306 struct side_type_array
{
307 const struct side_type
*elem_type
;
308 const struct side_attr
*attr
;
313 struct side_type_vla
{
314 const struct side_type
*elem_type
;
315 const struct side_attr
*attr
;
319 struct side_type_vla_visitor
{
320 side_visitor visitor
;
321 const struct side_type
*elem_type
;
322 const struct side_attr
*attr
;
326 struct side_type_enum
{
327 const struct side_enum_mappings
*mappings
;
328 const struct side_type
*elem_type
;
331 struct side_type_enum_bitmap
{
332 const struct side_enum_bitmap_mappings
*mappings
;
333 const struct side_type
*elem_type
;
336 struct side_type_sg
{
337 uint64_t offset
; /* bytes */
340 struct side_type_integer type
;
341 uint16_t offset_bits
; /* bits */
342 } SIDE_PACKED side_integer
;
343 struct side_type_float side_float
;
344 const struct side_type_struct
*side_struct
;
348 /* Statically defined types. */
350 uint32_t type
; /* enum side_type_label */
353 struct side_type_null side_null
;
354 struct side_type_bool side_bool
;
355 struct side_type_byte side_byte
;
356 struct side_type_string side_string
;
357 struct side_type_integer side_integer
;
358 struct side_type_float side_float
;
361 struct side_type_array side_array
;
362 struct side_type_vla side_vla
;
363 struct side_type_vla_visitor side_vla_visitor
;
364 const struct side_type_struct
*side_struct
;
366 /* Enumeration types */
367 struct side_type_enum side_enum
;
368 struct side_type_enum_bitmap side_enum_bitmap
;
370 /* Scatter-gather types */
371 struct side_type_sg side_sg
;
375 struct side_event_field
{
376 const char *field_name
;
377 struct side_type side_type
;
380 enum side_event_flags
{
381 SIDE_EVENT_FLAG_VARIADIC
= (1 << 0),
384 struct side_callback
{
386 void (*call
)(const struct side_event_description
*desc
,
387 const struct side_arg_vec
*side_arg_vec
,
389 void (*call_variadic
)(const struct side_event_description
*desc
,
390 const struct side_arg_vec
*side_arg_vec
,
391 const struct side_arg_dynamic_struct
*var_struct
,
397 struct side_arg_static
{
401 uint64_t string_value
; /* const char * */
402 union side_integer_value integer_value
;
403 union side_float_value float_value
;
406 const struct side_arg_vec
*side_struct
;
407 const struct side_arg_vec
*side_array
;
408 const struct side_arg_vec
*side_vla
;
409 void *side_vla_app_visitor_ctx
;
410 void *side_array_fixint
;
414 } SIDE_PACKED side_vla_fixint
;
417 void *side_integer_sg_ptr
;
418 void *side_float_sg_ptr
;
419 void *side_struct_sg_ptr
;
422 struct side_arg_dynamic
{
424 struct side_type_null side_null
;
426 struct side_type_bool type
;
428 } SIDE_PACKED side_bool
;
431 struct side_type_byte type
;
433 } SIDE_PACKED side_byte
;
436 struct side_type_string type
;
437 uint64_t value
; /* const char * */
438 } SIDE_PACKED side_string
;
442 struct side_type_integer type
;
443 union side_integer_value value
;
444 } SIDE_PACKED side_integer
;
447 struct side_type_float type
;
448 union side_float_value value
;
449 } SIDE_PACKED side_float
;
452 const struct side_arg_dynamic_struct
*side_dynamic_struct
;
455 side_dynamic_struct_visitor visitor
;
456 const struct side_attr
*attr
;
458 } SIDE_PACKED side_dynamic_struct_visitor
;
459 const struct side_arg_dynamic_vla
*side_dynamic_vla
;
462 side_visitor visitor
;
463 const struct side_attr
*attr
;
465 } SIDE_PACKED side_dynamic_vla_visitor
;
469 enum side_type_label type
;
471 struct side_arg_static side_static
;
472 struct side_arg_dynamic side_dynamic
;
476 struct side_arg_vec
{
477 const struct side_arg
*sav
;
481 struct side_event_description
{
483 const char *provider_name
;
484 const char *event_name
;
485 const struct side_event_field
*fields
;
486 const struct side_attr
*attr
;
487 const struct side_callback
*callbacks
;
490 uint32_t loglevel
; /* enum side_loglevel */
493 uint32_t nr_callbacks
;
496 struct side_arg_dynamic_vla
{
497 const struct side_arg
*sav
;
498 const struct side_attr
*attr
;
503 struct side_arg_dynamic_field
{
504 const char *field_name
;
505 const struct side_arg elem
;
508 struct side_arg_dynamic_struct
{
509 const struct side_arg_dynamic_field
*fields
;
510 const struct side_attr
*attr
;
515 /* The visitor pattern is a double-dispatch visitor. */
516 struct side_tracer_visitor_ctx
{
517 enum side_visitor_status (*write_elem
)(
518 const struct side_tracer_visitor_ctx
*tracer_ctx
,
519 const struct side_arg
*elem
);
520 void *priv
; /* Private tracer context. */
523 struct side_tracer_dynamic_struct_visitor_ctx
{
524 enum side_visitor_status (*write_field
)(
525 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
526 const struct side_arg_dynamic_field
*dynamic_field
);
527 void *priv
; /* Private tracer context. */
530 /* Event and type attributes */
532 #if SIDE_BITS_PER_LONG == 64
533 # define SIDE_TYPE_POINTER_HOST SIDE_TYPE_POINTER64
534 # define SIDE_TYPE_ARRAY_POINTER_HOST SIDE_TYPE_ARRAY_POINTER64
535 # define SIDE_TYPE_VLA_POINTER_HOST SIDE_TYPE_VLA_POINTER64
536 # define SIDE_TYPE_DYNAMIC_POINTER_HOST SIDE_TYPE_DYNAMIC_POINTER64
537 # define SIDE_ATTR_TYPE_POINTER_HOST SIDE_ATTR_TYPE_POINTER64
538 # define SIDE_PTR_HOST .side_u64
540 # define SIDE_TYPE_POINTER_HOST SIDE_TYPE_POINTER32
541 # define SIDE_TYPE_ARRAY_POINTER_HOST SIDE_TYPE_ARRAY_POINTER32
542 # define SIDE_TYPE_VLA_POINTER_HOST SIDE_TYPE_VLA_POINTER32
543 # define SIDE_TYPE_DYNAMIC_POINTER_HOST SIDE_TYPE_DYNAMIC_POINTER32
544 # define SIDE_ATTR_TYPE_POINTER_HOST SIDE_ATTR_TYPE_POINTER32
545 # define SIDE_PTR_HOST .side_u32
548 #define side_attr(_key, _value) \
551 .value = SIDE_PARAM(_value), \
554 #define side_attr_list(...) \
555 SIDE_COMPOUND_LITERAL(const struct side_attr, __VA_ARGS__)
557 #define side_attr_null(_val) { .type = SIDE_ATTR_TYPE_NULL }
558 #define side_attr_bool(_val) { .type = SIDE_ATTR_TYPE_BOOL, .u = { .bool_value = !!(_val) } }
559 #define side_attr_u8(_val) { .type = SIDE_ATTR_TYPE_U8, .u = { .integer_value = { .side_u8 = (_val) } } }
560 #define side_attr_u16(_val) { .type = SIDE_ATTR_TYPE_U16, .u = { .integer_value = { .side_u16 = (_val) } } }
561 #define side_attr_u32(_val) { .type = SIDE_ATTR_TYPE_U32, .u = { .integer_value = { .side_u32 = (_val) } } }
562 #define side_attr_u64(_val) { .type = SIDE_ATTR_TYPE_U64, .u = { .integer_value = { .side_u64 = (_val) } } }
563 #define side_attr_s8(_val) { .type = SIDE_ATTR_TYPE_S8, .u = { .integer_value = { .side_s8 = (_val) } } }
564 #define side_attr_s16(_val) { .type = SIDE_ATTR_TYPE_S16, .u = { .integer_value = { .side_s16 = (_val) } } }
565 #define side_attr_s32(_val) { .type = SIDE_ATTR_TYPE_S32, .u = { .integer_value = { .side_s32 = (_val) } } }
566 #define side_attr_s64(_val) { .type = SIDE_ATTR_TYPE_S64, .u = { .integer_value = { .side_s64 = (_val) } } }
567 #define side_attr_pointer(_val) { .type = SIDE_ATTR_TYPE_POINTER_HOST, .u = { .integer_value = { SIDE_PTR_HOST = (uintptr_t) (_val) } } }
568 #define side_attr_float_binary16(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY16, .u = { .float_value = { .side_float_binary16 = (_val) } } }
569 #define side_attr_float_binary32(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY32, .u = { .float_value = { .side_float_binary32 = (_val) } } }
570 #define side_attr_float_binary64(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY64, .u = { .float_value = { .side_float_binary64 = (_val) } } }
571 #define side_attr_float_binary128(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY128, .u = { .float_value = { .side_float_binary128 = (_val) } } }
572 #define side_attr_string(_val) { .type = SIDE_ATTR_TYPE_STRING, .u = { .string_value = (uintptr_t) (_val) } }
574 /* Static field definition */
576 #define side_type_null(_attr) \
578 .type = SIDE_TYPE_NULL, \
582 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
587 #define side_type_bool(_attr) \
589 .type = SIDE_TYPE_BOOL, \
593 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
598 #define side_type_byte(_attr) \
600 .type = SIDE_TYPE_BYTE, \
604 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
609 #define side_type_string(_attr) \
611 .type = SIDE_TYPE_STRING, \
615 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
620 #define side_type_dynamic() \
622 .type = SIDE_TYPE_DYNAMIC, \
625 #define _side_type_integer(_type, _signedness, _byte_order, _integer_size_bits, _len_bits, _attr) \
631 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
632 .integer_size_bits = _integer_size_bits, \
633 .len_bits = _len_bits, \
634 .signedness = _signedness, \
635 .byte_order = _byte_order, \
640 #define _side_type_float(_type, _byte_order, _float_size_bits, _attr) \
646 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
647 .byte_order = _byte_order, \
648 .float_size_bits = _float_size_bits, \
653 #define _side_field(_name, _type) \
655 .field_name = _name, \
656 .side_type = _type, \
660 #define side_type_u8(_attr) _side_type_integer(SIDE_TYPE_U8, false, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
661 #define side_type_u16(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_HOST, 16, 16, SIDE_PARAM(_attr))
662 #define side_type_u32(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_HOST, 32, 32, SIDE_PARAM(_attr))
663 #define side_type_u64(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_HOST, 64, 64, SIDE_PARAM(_attr))
664 #define side_type_s8(_attr) _side_type_integer(SIDE_TYPE_S8, true, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
665 #define side_type_s16(_attr) _side_type_integer(SIDE_TYPE_S16, true, SIDE_TYPE_BYTE_ORDER_HOST, 16, 16, SIDE_PARAM(_attr))
666 #define side_type_s32(_attr) _side_type_integer(SIDE_TYPE_S32, true, SIDE_TYPE_BYTE_ORDER_HOST, 32, 32, SIDE_PARAM(_attr))
667 #define side_type_s64(_attr) _side_type_integer(SIDE_TYPE_S64, true, SIDE_TYPE_BYTE_ORDER_HOST, 64, 64, SIDE_PARAM(_attr))
668 #define side_type_pointer(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_BITS_PER_LONG, \
669 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
670 #define side_type_float_binary16(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 16, SIDE_PARAM(_attr))
671 #define side_type_float_binary32(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 32, SIDE_PARAM(_attr))
672 #define side_type_float_binary64(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 64, SIDE_PARAM(_attr))
673 #define side_type_float_binary128(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 128, SIDE_PARAM(_attr))
675 #define side_field_null(_name, _attr) _side_field(_name, side_type_null(SIDE_PARAM(_attr)))
676 #define side_field_bool(_name, _attr) _side_field(_name, side_type_bool(SIDE_PARAM(_attr)))
677 #define side_field_u8(_name, _attr) _side_field(_name, side_type_u8(SIDE_PARAM(_attr)))
678 #define side_field_u16(_name, _attr) _side_field(_name, side_type_u16(SIDE_PARAM(_attr)))
679 #define side_field_u32(_name, _attr) _side_field(_name, side_type_u32(SIDE_PARAM(_attr)))
680 #define side_field_u64(_name, _attr) _side_field(_name, side_type_u64(SIDE_PARAM(_attr)))
681 #define side_field_s8(_name, _attr) _side_field(_name, side_type_s8(SIDE_PARAM(_attr)))
682 #define side_field_s16(_name, _attr) _side_field(_name, side_type_s16(SIDE_PARAM(_attr)))
683 #define side_field_s32(_name, _attr) _side_field(_name, side_type_s32(SIDE_PARAM(_attr)))
684 #define side_field_s64(_name, _attr) _side_field(_name, side_type_s64(SIDE_PARAM(_attr)))
685 #define side_field_byte(_name, _attr) _side_field(_name, side_type_byte(SIDE_PARAM(_attr)))
686 #define side_field_pointer(_name, _attr) _side_field(_name, side_type_pointer(SIDE_PARAM(_attr)))
687 #define side_field_float_binary16(_name, _attr) _side_field(_name, side_type_float_binary16(SIDE_PARAM(_attr)))
688 #define side_field_float_binary32(_name, _attr) _side_field(_name, side_type_float_binary32(SIDE_PARAM(_attr)))
689 #define side_field_float_binary64(_name, _attr) _side_field(_name, side_type_float_binary64(SIDE_PARAM(_attr)))
690 #define side_field_float_binary128(_name, _attr) _side_field(_name, side_type_float_binary128(SIDE_PARAM(_attr)))
691 #define side_field_string(_name, _attr) _side_field(_name, side_type_string(SIDE_PARAM(_attr)))
692 #define side_field_dynamic(_name) _side_field(_name, side_type_dynamic())
695 #define side_type_u16_le(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_LE, 16, 16, SIDE_PARAM(_attr))
696 #define side_type_u32_le(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_LE, 32, 32, SIDE_PARAM(_attr))
697 #define side_type_u64_le(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_LE, 64, 64, SIDE_PARAM(_attr))
698 #define side_type_s16_le(_attr) _side_type_integer(SIDE_TYPE_S16, true, SIDE_TYPE_BYTE_ORDER_LE, 16, 16, SIDE_PARAM(_attr))
699 #define side_type_s32_le(_attr) _side_type_integer(SIDE_TYPE_S32, true, SIDE_TYPE_BYTE_ORDER_LE, 32, 32, SIDE_PARAM(_attr))
700 #define side_type_s64_le(_attr) _side_type_integer(SIDE_TYPE_S64, true, SIDE_TYPE_BYTE_ORDER_LE, 64, 64, SIDE_PARAM(_attr))
701 #define side_type_pointer_le(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_LE, SIDE_BITS_PER_LONG, \
702 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
703 #define side_type_float_binary16_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_LE, 16, SIDE_PARAM(_attr))
704 #define side_type_float_binary32_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_LE, 32, SIDE_PARAM(_attr))
705 #define side_type_float_binary64_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_LE, 64, SIDE_PARAM(_attr))
706 #define side_type_float_binary128_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_LE, 128, SIDE_PARAM(_attr))
708 #define side_field_u16_le(_name, _attr) _side_field(_name, side_type_u16_le(SIDE_PARAM(_attr)))
709 #define side_field_u32_le(_name, _attr) _side_field(_name, side_type_u32_le(SIDE_PARAM(_attr)))
710 #define side_field_u64_le(_name, _attr) _side_field(_name, side_type_u64_le(SIDE_PARAM(_attr)))
711 #define side_field_s16_le(_name, _attr) _side_field(_name, side_type_s16_le(SIDE_PARAM(_attr)))
712 #define side_field_s32_le(_name, _attr) _side_field(_name, side_type_s32_le(SIDE_PARAM(_attr)))
713 #define side_field_s64_le(_name, _attr) _side_field(_name, side_type_s64_le(SIDE_PARAM(_attr)))
714 #define side_field_pointer_le(_name, _attr) _side_field(_name, side_type_pointer_le(SIDE_PARAM(_attr)))
715 #define side_field_float_binary16_le(_name, _attr) _side_field(_name, side_type_float_binary16_le(SIDE_PARAM(_attr)))
716 #define side_field_float_binary32_le(_name, _attr) _side_field(_name, side_type_float_binary32_le(SIDE_PARAM(_attr)))
717 #define side_field_float_binary64_le(_name, _attr) _side_field(_name, side_type_float_binary64_le(SIDE_PARAM(_attr)))
718 #define side_field_float_binary128_le(_name, _attr) _side_field(_name, side_type_float_binary128_le(SIDE_PARAM(_attr)))
721 #define side_type_u16_be(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_BE, 16, 16, SIDE_PARAM(_attr))
722 #define side_type_u32_be(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_BE, 32, 32, SIDE_PARAM(_attr))
723 #define side_type_u64_be(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_BE, 64, 64, SIDE_PARAM(_attr))
724 #define side_type_s16_be(_attr) _side_type_integer(SIDE_TYPE_S16, false, SIDE_TYPE_BYTE_ORDER_BE, 16, 16, SIDE_PARAM(_attr))
725 #define side_type_s32_be(_attr) _side_type_integer(SIDE_TYPE_S32, false, SIDE_TYPE_BYTE_ORDER_BE, 32, 32, SIDE_PARAM(_attr))
726 #define side_type_s64_be(_attr) _side_type_integer(SIDE_TYPE_S64, false, SIDE_TYPE_BYTE_ORDER_BE, 64, 64, SIDE_PARAM(_attr))
727 #define side_type_pointer_be(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_BE, SIDE_BITS_PER_LONG, \
728 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
729 #define side_type_float_binary16_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_BE, 16, SIDE_PARAM(_attr))
730 #define side_type_float_binary32_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_BE, 32, SIDE_PARAM(_attr))
731 #define side_type_float_binary64_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_BE, 64, SIDE_PARAM(_attr))
732 #define side_type_float_binary128_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_BE, 128, SIDE_PARAM(_attr))
734 #define side_field_u16_be(_name, _attr) _side_field(_name, side_type_u16_be(SIDE_PARAM(_attr)))
735 #define side_field_u32_be(_name, _attr) _side_field(_name, side_type_u32_be(SIDE_PARAM(_attr)))
736 #define side_field_u64_be(_name, _attr) _side_field(_name, side_type_u64_be(SIDE_PARAM(_attr)))
737 #define side_field_s16_be(_name, _attr) _side_field(_name, side_type_s16_be(SIDE_PARAM(_attr)))
738 #define side_field_s32_be(_name, _attr) _side_field(_name, side_type_s32_be(SIDE_PARAM(_attr)))
739 #define side_field_s64_be(_name, _attr) _side_field(_name, side_type_s64_be(SIDE_PARAM(_attr)))
740 #define side_field_pointer_be(_name, _attr) _side_field(_name, side_type_pointer_be(SIDE_PARAM(_attr)))
741 #define side_field_float_binary16_be(_name, _attr) _side_field(_name, side_type_float_binary16_be(SIDE_PARAM(_attr)))
742 #define side_field_float_binary32_be(_name, _attr) _side_field(_name, side_type_float_binary32_be(SIDE_PARAM(_attr)))
743 #define side_field_float_binary64_be(_name, _attr) _side_field(_name, side_type_float_binary64_be(SIDE_PARAM(_attr)))
744 #define side_field_float_binary128_be(_name, _attr) _side_field(_name, side_type_float_binary128_be(SIDE_PARAM(_attr)))
746 #define side_type_enum(_mappings, _elem_type) \
748 .type = SIDE_TYPE_ENUM, \
751 .mappings = _mappings, \
752 .elem_type = _elem_type, \
756 #define side_field_enum(_name, _mappings, _elem_type) \
757 _side_field(_name, side_type_enum(SIDE_PARAM(_mappings), SIDE_PARAM(_elem_type)))
759 #define side_type_enum_bitmap(_mappings, _elem_type) \
761 .type = SIDE_TYPE_ENUM_BITMAP, \
763 .side_enum_bitmap = { \
764 .mappings = _mappings, \
765 .elem_type = _elem_type, \
769 #define side_field_enum_bitmap(_name, _mappings, _elem_type) \
770 _side_field(_name, side_type_enum_bitmap(SIDE_PARAM(_mappings), SIDE_PARAM(_elem_type)))
772 #define side_type_struct(_struct) \
774 .type = SIDE_TYPE_STRUCT, \
776 .side_struct = _struct, \
779 #define side_field_struct(_name, _struct) \
780 _side_field(_name, side_type_struct(SIDE_PARAM(_struct)))
782 #define _side_type_struct_define(_fields, _attr) \
784 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
785 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
790 #define side_define_struct(_identifier, _fields, _attr) \
791 const struct side_type_struct _identifier = _side_type_struct_define(SIDE_PARAM(_fields), SIDE_PARAM(_attr))
793 #define side_struct_literal(_fields, _attr) \
794 SIDE_COMPOUND_LITERAL(const struct side_type_struct, \
795 _side_type_struct_define(SIDE_PARAM(_fields), SIDE_PARAM(_attr)))
797 /* Scatter-gather fields */
799 #define _side_type_sg_integer(_type, _signedness, _byte_order, _offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
809 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
810 .integer_size_bits = _integer_size_bits, \
811 .len_bits = _len_bits, \
812 .signedness = _signedness, \
813 .byte_order = _byte_order, \
815 .offset_bits = _offset_bits, \
822 #define side_type_sg_unsigned_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
823 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_HOST, \
824 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
825 #define side_type_sg_signed_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
826 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_HOST, \
827 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
829 #define side_type_sg_unsigned_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
830 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_LE, \
831 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
832 #define side_type_sg_signed_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
833 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_LE, \
834 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
836 #define side_type_sg_unsigned_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
837 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_BE, \
838 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
839 #define side_type_sg_signed_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
840 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_BE, \
841 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
843 #define side_field_sg_unsigned_integer(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
844 _side_field(_name, side_type_sg_unsigned_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
845 #define side_field_sg_signed_integer(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
846 _side_field(_name, side_type_sg_signed_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
848 #define side_field_sg_unsigned_integer_le(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
849 _side_field(_name, side_type_sg_unsigned_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
850 #define side_field_sg_signed_integer_le(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
851 _side_field(_name, side_type_sg_signed_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
853 #define side_field_sg_unsigned_integer_be(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
854 _side_field(_name, side_type_sg_unsigned_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
855 #define side_field_sg_signed_integer_be(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
856 _side_field(_name, side_type_sg_signed_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
858 #define _side_type_sg_float(_byte_order, _offset, _float_size_bits, _attr) \
860 .type = SIDE_TYPE_SG_FLOAT, \
867 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
868 .float_size_bits = _float_size_bits, \
869 .byte_order = _byte_order, \
876 #define side_type_sg_float(_offset, _float_size_bits, _attr) \
877 _side_type_sg_float(SIDE_TYPE_FLOAT_WORD_ORDER_HOST, _offset, _float_size_bits, _attr)
878 #define side_type_sg_float_le(_offset, _float_size_bits, _attr) \
879 _side_type_sg_float(SIDE_TYPE_BYTE_ORDER_LE, _offset, _float_size_bits, _attr)
880 #define side_type_sg_float_be(_offset, _float_size_bits, _attr) \
881 _side_type_sg_float(SIDE_TYPE_BYTE_ORDER_BE, _offset, _float_size_bits, _attr)
883 #define side_field_sg_float(_name, _offset, _float_size_bits, _attr) \
884 _side_field(_name, side_type_sg_float(_offset, _float_size_bits, _attr))
885 #define side_field_sg_float_le(_name, _offset, _float_size_bits, _attr) \
886 _side_field(_name, side_type_sg_float_le(_offset, _float_size_bits, _attr))
887 #define side_field_sg_float_be(_name, _offset, _float_size_bits, _attr) \
888 _side_field(_name, side_type_sg_float_be(_offset, _float_size_bits, _attr))
890 #define side_type_sg_struct(_struct_sg, _offset) \
892 .type = SIDE_TYPE_SG_STRUCT, \
897 .side_struct = _struct_sg, \
902 #define side_field_sg_struct(_name, _struct_sg, _offset) \
903 _side_field(_name, side_type_sg_struct(SIDE_PARAM(_struct_sg), _offset))
905 #define side_type_array(_elem_type, _length, _attr) \
907 .type = SIDE_TYPE_ARRAY, \
910 .elem_type = _elem_type, \
913 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
917 #define side_field_array(_name, _elem_type, _length, _attr) \
918 _side_field(_name, side_type_array(SIDE_PARAM(_elem_type), _length, SIDE_PARAM(_attr)))
920 #define side_type_vla(_elem_type, _attr) \
922 .type = SIDE_TYPE_VLA, \
925 .elem_type = _elem_type, \
927 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
931 #define side_field_vla(_name, _elem_type, _attr) \
932 _side_field(_name, side_type_vla(SIDE_PARAM(_elem_type), SIDE_PARAM(_attr)))
934 #define side_type_vla_visitor(_elem_type, _visitor, _attr) \
936 .type = SIDE_TYPE_VLA_VISITOR, \
938 .side_vla_visitor = { \
939 .elem_type = SIDE_PARAM(_elem_type), \
940 .visitor = _visitor, \
942 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
946 #define side_field_vla_visitor(_name, _elem_type, _visitor, _attr) \
947 _side_field(_name, side_type_vla_visitor(SIDE_PARAM(_elem_type), _visitor, SIDE_PARAM(_attr)))
949 #define side_elem(...) \
950 SIDE_COMPOUND_LITERAL(const struct side_type, __VA_ARGS__)
952 #define side_field_list(...) \
953 SIDE_COMPOUND_LITERAL(const struct side_event_field, __VA_ARGS__)
955 /* Static field arguments */
957 #define side_arg_null(_val) { .type = SIDE_TYPE_NULL }
958 #define side_arg_bool(_val) { .type = SIDE_TYPE_BOOL, .u = { .side_static = { .bool_value = !!(_val) } } }
959 #define side_arg_byte(_val) { .type = SIDE_TYPE_BYTE, .u = { .side_static = { .byte_value = (_val) } } }
960 #define side_arg_string(_val) { .type = SIDE_TYPE_STRING, .u = { .side_static = { .string_value = (uintptr_t) (_val) } } }
962 #define side_arg_u8(_val) { .type = SIDE_TYPE_U8, .u = { .side_static = { .integer_value = { .side_u8 = (_val) } } } }
963 #define side_arg_u16(_val) { .type = SIDE_TYPE_U16, .u = { .side_static = { .integer_value = { .side_u16 = (_val) } } } }
964 #define side_arg_u32(_val) { .type = SIDE_TYPE_U32, .u = { .side_static = { .integer_value = { .side_u32 = (_val) } } } }
965 #define side_arg_u64(_val) { .type = SIDE_TYPE_U64, .u = { .side_static = { .integer_value = { .side_u64 = (_val) } } } }
966 #define side_arg_s8(_val) { .type = SIDE_TYPE_S8, .u = { .side_static = { .integer_value = { .side_s8 = (_val) } } } }
967 #define side_arg_s16(_val) { .type = SIDE_TYPE_S16, .u = { .side_static = { .integer_value = { .side_s16 = (_val) } } } }
968 #define side_arg_s32(_val) { .type = SIDE_TYPE_S32, .u = { .side_static = { .integer_value = { .side_s32 = (_val) } } } }
969 #define side_arg_s64(_val) { .type = SIDE_TYPE_S64, .u = { .side_static = { .integer_value = { .side_s64 = (_val) } } } }
970 #define side_arg_pointer(_val) { .type = SIDE_TYPE_POINTER_HOST, .u = { .side_static = { .integer_value = { SIDE_PTR_HOST = (uintptr_t) (_val) } } } }
971 #define side_arg_enum_bitmap8(_val) { .type = SIDE_TYPE_ENUM_BITMAP8, .u = { .side_static = { .integer_value = { .side_u8 = (_val) } } } }
972 #define side_arg_enum_bitmap16(_val) { .type = SIDE_TYPE_ENUM_BITMAP16, .u = { .side_static = { .integer_value = { .side_u16 = (_val) } } } }
973 #define side_arg_enum_bitmap32(_val) { .type = SIDE_TYPE_ENUM_BITMAP32, .u = { .side_static = { .integer_value = { .side_u32 = (_val) } } } }
974 #define side_arg_enum_bitmap64(_val) { .type = SIDE_TYPE_ENUM_BITMAP64, .u = { .side_static = { .integer_value = { .side_u64 = (_val) } } } }
975 #define side_arg_enum_bitmap_array(_side_type) { .type = SIDE_TYPE_ENUM_BITMAP_ARRAY, .u = { .side_static = { .side_array = (_side_type) } } }
976 #define side_arg_enum_bitmap_vla(_side_type) { .type = SIDE_TYPE_ENUM_BITMAP_VLA, .u = { .side_static = { .side_vla = (_side_type) } } }
977 #define side_arg_float_binary16(_val) { .type = SIDE_TYPE_FLOAT_BINARY16, .u = { .side_static = { .float_value = { .side_float_binary16 = (_val) } } } }
978 #define side_arg_float_binary32(_val) { .type = SIDE_TYPE_FLOAT_BINARY32, .u = { .side_static = { .float_value = { .side_float_binary32 = (_val) } } } }
979 #define side_arg_float_binary64(_val) { .type = SIDE_TYPE_FLOAT_BINARY64, .u = { .side_static = { .float_value = { .side_float_binary64 = (_val) } } } }
980 #define side_arg_float_binary128(_val) { .type = SIDE_TYPE_FLOAT_BINARY128, .u = { .side_static = { .float_value = { .side_float_binary128 = (_val) } } } }
982 #define side_arg_struct(_side_type) { .type = SIDE_TYPE_STRUCT, .u = { .side_static = { .side_struct = (_side_type) } } }
983 #define side_arg_sg_struct(_ptr) { .type = SIDE_TYPE_SG_STRUCT, .u = { .side_static = { .side_struct_sg_ptr = (_ptr) } } }
984 #define side_arg_sg_unsigned_integer(_ptr) { .type = SIDE_TYPE_SG_UNSIGNED_INT, .u = { .side_static = { .side_integer_sg_ptr = (_ptr) } } }
985 #define side_arg_sg_signed_integer(_ptr) { .type = SIDE_TYPE_SG_SIGNED_INT, .u = { .side_static = { .side_integer_sg_ptr = (_ptr) } } }
986 #define side_arg_sg_float(_ptr) { .type = SIDE_TYPE_SG_FLOAT, .u = { .side_static = { .side_float_sg_ptr = (_ptr) } } }
987 #define side_arg_array(_side_type) { .type = SIDE_TYPE_ARRAY, .u = { .side_static = { .side_array = (_side_type) } } }
988 #define side_arg_vla(_side_type) { .type = SIDE_TYPE_VLA, .u = { .side_static = { .side_vla = (_side_type) } } }
989 #define side_arg_vla_visitor(_ctx) { .type = SIDE_TYPE_VLA_VISITOR, .u = { .side_static = { .side_vla_app_visitor_ctx = (_ctx) } } }
991 #define side_arg_array_u8(_ptr) { .type = SIDE_TYPE_ARRAY_U8, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
992 #define side_arg_array_u16(_ptr) { .type = SIDE_TYPE_ARRAY_U16, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
993 #define side_arg_array_u32(_ptr) { .type = SIDE_TYPE_ARRAY_U32, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
994 #define side_arg_array_u64(_ptr) { .type = SIDE_TYPE_ARRAY_U64, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
995 #define side_arg_array_s8(_ptr) { .type = SIDE_TYPE_ARRAY_S8, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
996 #define side_arg_array_s16(_ptr) { .type = SIDE_TYPE_ARRAY_S16, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
997 #define side_arg_array_s32(_ptr) { .type = SIDE_TYPE_ARRAY_S32, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
998 #define side_arg_array_s64(_ptr) { .type = SIDE_TYPE_ARRAY_S64, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
999 #define side_arg_array_byte(_ptr) { .type = SIDE_TYPE_ARRAY_BYTE, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1000 #define side_arg_array_pointer(_ptr) { .type = SIDE_TYPE_ARRAY_POINTER_HOST, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1002 #define side_arg_vla_u8(_ptr, _length) { .type = SIDE_TYPE_VLA_U8, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
1003 #define side_arg_vla_u16(_ptr, _length) { .type = SIDE_TYPE_VLA_U16, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1004 #define side_arg_vla_u32(_ptr, _length) { .type = SIDE_TYPE_VLA_U32, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1005 #define side_arg_vla_u64(_ptr, _length) { .type = SIDE_TYPE_VLA_U64, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1006 #define side_arg_vla_s8(_ptr, _length) { .type = SIDE_TYPE_VLA_S8, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1007 #define side_arg_vla_s16(_ptr, _length) { .type = SIDE_TYPE_VLA_S16, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1008 #define side_arg_vla_s32(_ptr, _length) { .type = SIDE_TYPE_VLA_S32, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1009 #define side_arg_vla_s64(_ptr, _length) { .type = SIDE_TYPE_VLA_S64, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1010 #define side_arg_vla_byte(_ptr, _length) { .type = SIDE_TYPE_VLA_BYTE, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1011 #define side_arg_vla_pointer(_ptr, _length) { .type = SIDE_TYPE_VLA_POINTER_HOST, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1013 /* Dynamic field arguments */
1015 #define side_arg_dynamic_null(_attr) \
1017 .type = SIDE_TYPE_DYNAMIC_NULL, \
1022 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1028 #define side_arg_dynamic_bool(_val, _attr) \
1030 .type = SIDE_TYPE_DYNAMIC_BOOL, \
1036 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1038 .value = !!(_val), \
1044 #define side_arg_dynamic_byte(_val, _attr) \
1046 .type = SIDE_TYPE_DYNAMIC_BYTE, \
1052 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1059 #define side_arg_dynamic_string(_val, _attr) \
1061 .type = SIDE_TYPE_DYNAMIC_STRING, \
1067 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1069 .value = (uintptr_t) (_val), \
1075 #define _side_arg_dynamic_integer(_field, _val, _type, _signedness, _byte_order, _integer_size_bits, _len_bits, _attr) \
1083 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1084 .integer_size_bits = _integer_size_bits, \
1085 .len_bits = _len_bits, \
1086 .signedness = _signedness, \
1087 .byte_order = _byte_order, \
1097 #define side_arg_dynamic_u8(_val, _attr) \
1098 _side_arg_dynamic_integer(.side_u8, _val, SIDE_TYPE_DYNAMIC_U8, false, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
1099 #define side_arg_dynamic_s8(_val, _attr) \
1100 _side_arg_dynamic_integer(.side_s8, _val, SIDE_TYPE_DYNAMIC_S8, true, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
1102 #define _side_arg_dynamic_u16(_val, _byte_order, _attr) \
1103 _side_arg_dynamic_integer(.side_u16, _val, SIDE_TYPE_DYNAMIC_U16, false, _byte_order, 16, 16, SIDE_PARAM(_attr))
1104 #define _side_arg_dynamic_u32(_val, _byte_order, _attr) \
1105 _side_arg_dynamic_integer(.side_u32, _val, SIDE_TYPE_DYNAMIC_U32, false, _byte_order, 32, 32, SIDE_PARAM(_attr))
1106 #define _side_arg_dynamic_u64(_val, _byte_order, _attr) \
1107 _side_arg_dynamic_integer(.side_u64, _val, SIDE_TYPE_DYNAMIC_U64, false, _byte_order, 64, 64, SIDE_PARAM(_attr))
1109 #define _side_arg_dynamic_s16(_val, _byte_order, _attr) \
1110 _side_arg_dynamic_integer(.side_s16, _val, SIDE_TYPE_DYNAMIC_S16, true, _byte_order, 16, 16, SIDE_PARAM(_attr))
1111 #define _side_arg_dynamic_s32(_val, _byte_order, _attr) \
1112 _side_arg_dynamic_integer(.side_s32, _val, SIDE_TYPE_DYNAMIC_S32, true, _byte_order, 32, 32, SIDE_PARAM(_attr))
1113 #define _side_arg_dynamic_s64(_val, _byte_order, _attr) \
1114 _side_arg_dynamic_integer(.side_s64, _val, SIDE_TYPE_DYNAMIC_S64, true, _byte_order, 64, 64, SIDE_PARAM(_attr))
1116 #define _side_arg_dynamic_pointer(_val, _byte_order, _attr) \
1117 _side_arg_dynamic_integer(SIDE_PTR_HOST, (uintptr_t) (_val), SIDE_TYPE_DYNAMIC_POINTER_HOST, false, _byte_order, \
1118 SIDE_BITS_PER_LONG, SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
1120 #define _side_arg_dynamic_float(_field, _val, _type, _byte_order, _float_size_bits, _attr) \
1128 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1129 .byte_order = _byte_order, \
1130 .float_size_bits = _float_size_bits, \
1140 #define _side_arg_dynamic_float_binary16(_val, _byte_order, _attr) \
1141 _side_arg_dynamic_float(.side_float_binary16, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY16, _byte_order, 16, SIDE_PARAM(_attr))
1142 #define _side_arg_dynamic_float_binary32(_val, _byte_order, _attr) \
1143 _side_arg_dynamic_float(.side_float_binary32, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY32, _byte_order, 32, SIDE_PARAM(_attr))
1144 #define _side_arg_dynamic_float_binary64(_val, _byte_order, _attr) \
1145 _side_arg_dynamic_float(.side_float_binary64, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY64, _byte_order, 64, SIDE_PARAM(_attr))
1146 #define _side_arg_dynamic_float_binary128(_val, _byte_order, _attr) \
1147 _side_arg_dynamic_float(.side_float_binary128, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY128, _byte_order, 128, SIDE_PARAM(_attr))
1150 #define side_arg_dynamic_u16(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1151 #define side_arg_dynamic_u32(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1152 #define side_arg_dynamic_u64(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1153 #define side_arg_dynamic_s16(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1154 #define side_arg_dynamic_s32(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1155 #define side_arg_dynamic_s64(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1156 #define side_arg_dynamic_pointer(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1157 #define side_arg_dynamic_float_binary16(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1158 #define side_arg_dynamic_float_binary32(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1159 #define side_arg_dynamic_float_binary64(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1160 #define side_arg_dynamic_float_binary128(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1163 #define side_arg_dynamic_u16_le(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1164 #define side_arg_dynamic_u32_le(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1165 #define side_arg_dynamic_u64_le(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1166 #define side_arg_dynamic_s16_le(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1167 #define side_arg_dynamic_s32_le(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1168 #define side_arg_dynamic_s64_le(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1169 #define side_arg_dynamic_pointer_le(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1170 #define side_arg_dynamic_float_binary16_le(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1171 #define side_arg_dynamic_float_binary32_le(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1172 #define side_arg_dynamic_float_binary64_le(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1173 #define side_arg_dynamic_float_binary128_le(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1176 #define side_arg_dynamic_u16_be(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1177 #define side_arg_dynamic_u32_be(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1178 #define side_arg_dynamic_u64_be(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1179 #define side_arg_dynamic_s16_be(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1180 #define side_arg_dynamic_s32_be(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1181 #define side_arg_dynamic_s64_be(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1182 #define side_arg_dynamic_pointer_be(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1183 #define side_arg_dynamic_float_binary16_be(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1184 #define side_arg_dynamic_float_binary32_be(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1185 #define side_arg_dynamic_float_binary64_be(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1186 #define side_arg_dynamic_float_binary128_be(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1188 #define side_arg_dynamic_vla(_vla) \
1190 .type = SIDE_TYPE_DYNAMIC_VLA, \
1193 .side_dynamic_vla = (_vla), \
1198 #define side_arg_dynamic_vla_visitor(_dynamic_vla_visitor, _ctx, _attr) \
1200 .type = SIDE_TYPE_DYNAMIC_VLA_VISITOR, \
1203 .side_dynamic_vla_visitor = { \
1205 .visitor = _dynamic_vla_visitor, \
1207 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1213 #define side_arg_dynamic_struct(_struct) \
1215 .type = SIDE_TYPE_DYNAMIC_STRUCT, \
1218 .side_dynamic_struct = (_struct), \
1223 #define side_arg_dynamic_struct_visitor(_dynamic_struct_visitor, _ctx, _attr) \
1225 .type = SIDE_TYPE_DYNAMIC_STRUCT_VISITOR, \
1228 .side_dynamic_struct_visitor = { \
1230 .visitor = _dynamic_struct_visitor, \
1232 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1238 #define side_arg_dynamic_define_vec(_identifier, _sav, _attr) \
1239 const struct side_arg _identifier##_vec[] = { _sav }; \
1240 const struct side_arg_dynamic_vla _identifier = { \
1241 .sav = _identifier##_vec, \
1243 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
1244 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1247 #define side_arg_dynamic_define_struct(_identifier, _struct_fields, _attr) \
1248 const struct side_arg_dynamic_field _identifier##_fields[] = { _struct_fields }; \
1249 const struct side_arg_dynamic_struct _identifier = { \
1250 .fields = _identifier##_fields, \
1252 .len = SIDE_ARRAY_SIZE(_identifier##_fields), \
1253 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1256 #define side_arg_define_vec(_identifier, _sav) \
1257 const struct side_arg _identifier##_vec[] = { _sav }; \
1258 const struct side_arg_vec _identifier = { \
1259 .sav = _identifier##_vec, \
1260 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
1263 #define side_arg_dynamic_field(_name, _elem) \
1265 .field_name = _name, \
1269 #define side_arg_list(...) __VA_ARGS__
1271 #define side_define_enum(_identifier, _mappings, _attr) \
1272 const struct side_enum_mappings _identifier = { \
1273 .mappings = _mappings, \
1275 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
1276 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1279 #define side_enum_mapping_list(...) \
1280 SIDE_COMPOUND_LITERAL(const struct side_enum_mapping, __VA_ARGS__)
1282 #define side_enum_mapping_range(_label, _begin, _end) \
1284 .range_begin = _begin, \
1285 .range_end = _end, \
1289 #define side_enum_mapping_value(_label, _value) \
1291 .range_begin = _value, \
1292 .range_end = _value, \
1296 #define side_define_enum_bitmap(_identifier, _mappings, _attr) \
1297 const struct side_enum_bitmap_mappings _identifier = { \
1298 .mappings = _mappings, \
1300 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
1301 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1304 #define side_enum_bitmap_mapping_list(...) \
1305 SIDE_COMPOUND_LITERAL(const struct side_enum_bitmap_mapping, __VA_ARGS__)
1307 #define side_enum_bitmap_mapping_range(_label, _begin, _end) \
1309 .range_begin = _begin, \
1310 .range_end = _end, \
1314 #define side_enum_bitmap_mapping_value(_label, _value) \
1316 .range_begin = _value, \
1317 .range_end = _value, \
1321 #define side_event_cond(_identifier) \
1322 if (side_unlikely(__atomic_load_n(&side_event_enable__##_identifier, \
1325 #define side_event_call(_identifier, _sav) \
1327 const struct side_arg side_sav[] = { _sav }; \
1328 const struct side_arg_vec side_arg_vec = { \
1330 .len = SIDE_ARRAY_SIZE(side_sav), \
1332 side_call(&(_identifier), &side_arg_vec); \
1335 #define side_event(_identifier, _sav) \
1336 side_event_cond(_identifier) \
1337 side_event_call(_identifier, SIDE_PARAM(_sav))
1339 #define side_event_call_variadic(_identifier, _sav, _var_fields, _attr) \
1341 const struct side_arg side_sav[] = { _sav }; \
1342 const struct side_arg_vec side_arg_vec = { \
1344 .len = SIDE_ARRAY_SIZE(side_sav), \
1346 const struct side_arg_dynamic_field side_fields[] = { _var_fields }; \
1347 const struct side_arg_dynamic_struct var_struct = { \
1348 .fields = side_fields, \
1350 .len = SIDE_ARRAY_SIZE(side_fields), \
1351 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1353 side_call_variadic(&(_identifier), &side_arg_vec, &var_struct); \
1356 #define side_event_variadic(_identifier, _sav, _var, _attr) \
1357 side_event_cond(_identifier) \
1358 side_event_call_variadic(_identifier, SIDE_PARAM(_sav), SIDE_PARAM(_var), SIDE_PARAM(_attr))
1360 #define _side_define_event(_linkage, _identifier, _provider, _event, _loglevel, _fields, _attr, _flags) \
1361 _linkage uintptr_t side_event_enable__##_identifier __attribute__((section("side_event_enable"))); \
1362 _linkage struct side_event_description __attribute__((section("side_event_description"))) \
1364 .enabled = &(side_event_enable__##_identifier), \
1365 .provider_name = _provider, \
1366 .event_name = _event, \
1367 .fields = _fields, \
1369 .callbacks = &side_empty_callback, \
1370 .flags = (_flags), \
1372 .loglevel = _loglevel, \
1373 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
1374 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1375 .nr_callbacks = 0, \
1377 static const struct side_event_description *side_event_ptr__##_identifier \
1378 __attribute__((section("side_event_description_ptr"), used)) = &(_identifier);
1380 #define side_static_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1381 _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1382 SIDE_PARAM(_attr), 0)
1384 #define side_static_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1385 _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1386 SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1388 #define side_hidden_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1389 _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1390 SIDE_PARAM(_attr), 0)
1392 #define side_hidden_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1393 _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1394 SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1396 #define side_export_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1397 _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1398 SIDE_PARAM(_attr), 0)
1400 #define side_export_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1401 _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1402 SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1404 #define side_declare_event(_identifier) \
1405 extern uintptr_t side_event_enable_##_identifier; \
1406 extern struct side_event_description _identifier
1408 extern const struct side_callback side_empty_callback
;
1410 void side_call(const struct side_event_description
*desc
,
1411 const struct side_arg_vec
*side_arg_vec
);
1412 void side_call_variadic(const struct side_event_description
*desc
,
1413 const struct side_arg_vec
*side_arg_vec
,
1414 const struct side_arg_dynamic_struct
*var_struct
);
1416 int side_tracer_callback_register(struct side_event_description
*desc
,
1417 void (*call
)(const struct side_event_description
*desc
,
1418 const struct side_arg_vec
*side_arg_vec
,
1421 int side_tracer_callback_variadic_register(struct side_event_description
*desc
,
1422 void (*call_variadic
)(const struct side_event_description
*desc
,
1423 const struct side_arg_vec
*side_arg_vec
,
1424 const struct side_arg_dynamic_struct
*var_struct
,
1427 int side_tracer_callback_unregister(struct side_event_description
*desc
,
1428 void (*call
)(const struct side_event_description
*desc
,
1429 const struct side_arg_vec
*side_arg_vec
,
1432 int side_tracer_callback_variadic_unregister(struct side_event_description
*desc
,
1433 void (*call_variadic
)(const struct side_event_description
*desc
,
1434 const struct side_arg_vec
*side_arg_vec
,
1435 const struct side_arg_dynamic_struct
*var_struct
,
1439 struct side_events_register_handle
*side_events_register(struct side_event_description
**events
, uint32_t nr_events
);
1440 void side_events_unregister(struct side_events_register_handle
*handle
);
1442 enum side_tracer_notification
{
1443 SIDE_TRACER_NOTIFICATION_INSERT_EVENTS
,
1444 SIDE_TRACER_NOTIFICATION_REMOVE_EVENTS
,
1447 /* Callback is invoked with side library internal lock held. */
1448 struct side_tracer_handle
*side_tracer_event_notification_register(
1449 void (*cb
)(enum side_tracer_notification notif
,
1450 struct side_event_description
**events
, uint32_t nr_events
, void *priv
),
1452 void side_tracer_event_notification_unregister(struct side_tracer_handle
*handle
);
1454 void side_init(void);
1455 void side_exit(void);
1458 * These weak symbols, the constructor, and destructor take care of
1459 * registering only _one_ instance of the side instrumentation per
1460 * shared-ojbect (or for the whole main program).
1462 extern struct side_event_description
* __start_side_event_description_ptr
[]
1463 __attribute__((weak
, visibility("hidden")));
1464 extern struct side_event_description
* __stop_side_event_description_ptr
[]
1465 __attribute__((weak
, visibility("hidden")));
1466 int side_event_description_ptr_registered
1467 __attribute__((weak
, visibility("hidden")));
1468 struct side_events_register_handle
*side_events_handle
1469 __attribute__((weak
, visibility("hidden")));
1472 side_event_description_ptr_init(void)
1473 __attribute__((no_instrument_function
))
1474 __attribute__((constructor
));
1476 side_event_description_ptr_init(void)
1478 if (side_event_description_ptr_registered
++)
1480 side_events_handle
= side_events_register(__start_side_event_description_ptr
,
1481 __stop_side_event_description_ptr
- __start_side_event_description_ptr
);
1485 side_event_description_ptr_exit(void)
1486 __attribute__((no_instrument_function
))
1487 __attribute__((destructor
));
1489 side_event_description_ptr_exit(void)
1491 if (--side_event_description_ptr_registered
)
1493 side_events_unregister(side_events_handle
);
1494 side_events_handle
= NULL
;
1497 #endif /* _SIDE_TRACE_H */