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_field
;
27 struct side_arg_dynamic_vla
;
29 struct side_event_field
;
30 struct side_tracer_visitor_ctx
;
31 struct side_tracer_dynamic_struct_visitor_ctx
;
32 struct side_event_description
;
33 struct side_arg_dynamic_struct
;
34 struct side_events_register_handle
;
36 enum side_type_label
{
37 /* Statically declared types */
51 SIDE_TYPE_FLOAT_BINARY16
,
52 SIDE_TYPE_FLOAT_BINARY32
,
53 SIDE_TYPE_FLOAT_BINARY64
,
54 SIDE_TYPE_FLOAT_BINARY128
,
57 /* Statically declared compound types */
61 SIDE_TYPE_VLA_VISITOR
,
72 SIDE_TYPE_ARRAY_POINTER32
,
73 SIDE_TYPE_ARRAY_POINTER64
,
84 SIDE_TYPE_VLA_POINTER32
,
85 SIDE_TYPE_VLA_POINTER64
,
87 /* Statically declared enumeration types */
89 SIDE_TYPE_ENUM_BITMAP
,
93 /* Scatter-gather types */
94 SIDE_TYPE_SG_UNSIGNED_INT
,
95 SIDE_TYPE_SG_SIGNED_INT
,
100 SIDE_TYPE_DYNAMIC_NULL
,
101 SIDE_TYPE_DYNAMIC_BOOL
,
102 SIDE_TYPE_DYNAMIC_U8
,
103 SIDE_TYPE_DYNAMIC_U16
,
104 SIDE_TYPE_DYNAMIC_U32
,
105 SIDE_TYPE_DYNAMIC_U64
,
106 SIDE_TYPE_DYNAMIC_S8
,
107 SIDE_TYPE_DYNAMIC_S16
,
108 SIDE_TYPE_DYNAMIC_S32
,
109 SIDE_TYPE_DYNAMIC_S64
,
110 SIDE_TYPE_DYNAMIC_BYTE
,
111 SIDE_TYPE_DYNAMIC_POINTER32
,
112 SIDE_TYPE_DYNAMIC_POINTER64
,
113 SIDE_TYPE_DYNAMIC_FLOAT_BINARY16
,
114 SIDE_TYPE_DYNAMIC_FLOAT_BINARY32
,
115 SIDE_TYPE_DYNAMIC_FLOAT_BINARY64
,
116 SIDE_TYPE_DYNAMIC_FLOAT_BINARY128
,
117 SIDE_TYPE_DYNAMIC_STRING
,
119 /* Dynamic compound types */
120 SIDE_TYPE_DYNAMIC_STRUCT
,
121 SIDE_TYPE_DYNAMIC_STRUCT_VISITOR
,
122 SIDE_TYPE_DYNAMIC_VLA
,
123 SIDE_TYPE_DYNAMIC_VLA_VISITOR
,
126 enum side_attr_type
{
137 SIDE_ATTR_TYPE_POINTER32
,
138 SIDE_ATTR_TYPE_POINTER64
,
139 SIDE_ATTR_TYPE_FLOAT_BINARY16
,
140 SIDE_ATTR_TYPE_FLOAT_BINARY32
,
141 SIDE_ATTR_TYPE_FLOAT_BINARY64
,
142 SIDE_ATTR_TYPE_FLOAT_BINARY128
,
143 SIDE_ATTR_TYPE_STRING
,
147 SIDE_LOGLEVEL_EMERG
= 0,
148 SIDE_LOGLEVEL_ALERT
= 1,
149 SIDE_LOGLEVEL_CRIT
= 2,
150 SIDE_LOGLEVEL_ERR
= 3,
151 SIDE_LOGLEVEL_WARNING
= 4,
152 SIDE_LOGLEVEL_NOTICE
= 5,
153 SIDE_LOGLEVEL_INFO
= 6,
154 SIDE_LOGLEVEL_DEBUG
= 7,
157 enum side_visitor_status
{
158 SIDE_VISITOR_STATUS_OK
= 0,
159 SIDE_VISITOR_STATUS_ERROR
= -1,
164 SIDE_ERROR_INVAL
= 1,
165 SIDE_ERROR_EXIST
= 2,
166 SIDE_ERROR_NOMEM
= 3,
167 SIDE_ERROR_NOENT
= 4,
168 SIDE_ERROR_EXITING
= 5,
171 enum side_type_label_byte_order
{
172 SIDE_TYPE_BYTE_ORDER_LE
= 0,
173 SIDE_TYPE_BYTE_ORDER_BE
= 1,
176 #if (SIDE_BYTE_ORDER == SIDE_LITTLE_ENDIAN)
177 # define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
179 # define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
182 #if (SIDE_FLOAT_WORD_ORDER == SIDE_LITTLE_ENDIAN)
183 # define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
185 # define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
188 typedef enum side_visitor_status (*side_visitor
)(
189 const struct side_tracer_visitor_ctx
*tracer_ctx
,
191 typedef enum side_visitor_status (*side_dynamic_struct_visitor
)(
192 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
195 union side_integer_value
{
206 union side_float_value
{
208 _Float16 side_float_binary16
;
211 _Float32 side_float_binary32
;
214 _Float64 side_float_binary64
;
217 _Float128 side_float_binary128
;
221 struct side_attr_value
{
222 uint32_t type
; /* enum side_attr_type */
225 uint64_t string_value
; /* const char * */
226 union side_integer_value integer_value
;
227 union side_float_value float_value
;
231 /* User attributes. */
234 const struct side_attr_value value
;
237 /* Type descriptions */
238 struct side_type_null
{
239 const struct side_attr
*attr
;
243 struct side_type_bool
{
244 const struct side_attr
*attr
;
248 struct side_type_byte
{
249 const struct side_attr
*attr
;
253 struct side_type_string
{
254 const struct side_attr
*attr
;
258 struct side_type_integer
{
259 const struct side_attr
*attr
;
261 uint16_t integer_size_bits
; /* bits */
262 uint16_t len_bits
; /* bits */
263 uint8_t signedness
; /* true/false */
264 uint8_t byte_order
; /* enum side_type_label_byte_order */
267 struct side_type_float
{
268 const struct side_attr
*attr
;
270 uint32_t byte_order
; /* enum side_type_label_byte_order */
271 uint16_t float_size_bits
; /* bits */
274 struct side_enum_mapping
{
280 struct side_enum_mappings
{
281 const struct side_enum_mapping
*mappings
;
282 const struct side_attr
*attr
;
283 uint32_t nr_mappings
;
287 struct side_enum_bitmap_mapping
{
288 uint64_t range_begin
;
293 struct side_enum_bitmap_mappings
{
294 const struct side_enum_bitmap_mapping
*mappings
;
295 const struct side_attr
*attr
;
296 uint32_t nr_mappings
;
300 struct side_type_struct
{
301 const struct side_event_field
*fields
;
302 const struct side_attr
*attr
;
307 struct side_type_array
{
308 const struct side_type
*elem_type
;
309 const struct side_attr
*attr
;
314 struct side_type_vla
{
315 const struct side_type
*elem_type
;
316 const struct side_attr
*attr
;
320 struct side_type_vla_visitor
{
321 const struct side_type
*elem_type
;
322 side_visitor visitor
;
323 const struct side_attr
*attr
;
327 struct side_type_enum
{
328 const struct side_enum_mappings
*mappings
;
329 const struct side_type
*elem_type
;
332 struct side_type_enum_bitmap
{
333 const struct side_enum_bitmap_mappings
*mappings
;
334 const struct side_type
*elem_type
;
337 struct side_type_sg_integer
{
338 struct side_type_integer type
;
339 uint16_t offset_bits
; /* bits */
342 struct side_type_sg
{
343 uint64_t offset
; /* bytes */
345 struct side_type_sg_integer side_integer
;
346 struct side_type_float side_float
;
347 const struct side_type_struct
*side_struct
;
351 /* Statically defined types. */
353 uint32_t type
; /* enum side_type_label */
356 struct side_type_null side_null
;
357 struct side_type_bool side_bool
;
358 struct side_type_byte side_byte
;
359 struct side_type_string side_string
;
360 struct side_type_integer side_integer
;
361 struct side_type_float side_float
;
364 struct side_type_array side_array
;
365 struct side_type_vla side_vla
;
366 struct side_type_vla_visitor side_vla_visitor
;
367 const struct side_type_struct
*side_struct
;
369 /* Enumeration types */
370 struct side_type_enum side_enum
;
371 struct side_type_enum_bitmap side_enum_bitmap
;
373 /* Scatter-gather types */
374 struct side_type_sg side_sg
;
378 struct side_event_field
{
379 const char *field_name
;
380 struct side_type side_type
;
383 enum side_event_flags
{
384 SIDE_EVENT_FLAG_VARIADIC
= (1 << 0),
387 struct side_callback
{
389 void (*call
)(const struct side_event_description
*desc
,
390 const struct side_arg_vec
*side_arg_vec
,
392 void (*call_variadic
)(const struct side_event_description
*desc
,
393 const struct side_arg_vec
*side_arg_vec
,
394 const struct side_arg_dynamic_struct
*var_struct
,
400 struct side_arg_static
{
404 uint64_t string_value
; /* const char * */
405 union side_integer_value integer_value
;
406 union side_float_value float_value
;
409 const struct side_arg_vec
*side_struct
;
410 const struct side_arg_vec
*side_array
;
411 const struct side_arg_vec
*side_vla
;
412 void *side_vla_app_visitor_ctx
;
413 void *side_array_fixint
;
417 } SIDE_PACKED side_vla_fixint
;
420 void *side_integer_sg_ptr
;
421 void *side_float_sg_ptr
;
422 void *side_struct_sg_ptr
;
425 struct side_arg_dynamic_vla
{
426 const struct side_arg
*sav
;
427 const struct side_attr
*attr
;
432 struct side_arg_dynamic_struct
{
433 const struct side_arg_dynamic_field
*fields
;
434 const struct side_attr
*attr
;
439 struct side_dynamic_struct_visitor
{
441 side_dynamic_struct_visitor visitor
;
442 const struct side_attr
*attr
;
446 struct side_dynamic_vla_visitor
{
448 side_visitor visitor
;
449 const struct side_attr
*attr
;
453 struct side_arg_dynamic
{
455 struct side_type_null side_null
;
457 struct side_type_bool type
;
459 } SIDE_PACKED side_bool
;
462 struct side_type_byte type
;
464 } SIDE_PACKED side_byte
;
467 struct side_type_string type
;
468 uint64_t value
; /* const char * */
469 } SIDE_PACKED side_string
;
473 struct side_type_integer type
;
474 union side_integer_value value
;
475 } SIDE_PACKED side_integer
;
478 struct side_type_float type
;
479 union side_float_value value
;
480 } SIDE_PACKED side_float
;
483 const struct side_arg_dynamic_struct
*side_dynamic_struct
;
484 const struct side_arg_dynamic_vla
*side_dynamic_vla
;
486 struct side_dynamic_struct_visitor side_dynamic_struct_visitor
;
487 struct side_dynamic_vla_visitor side_dynamic_vla_visitor
;
491 enum side_type_label type
;
493 struct side_arg_static side_static
;
494 struct side_arg_dynamic side_dynamic
;
498 struct side_arg_vec
{
499 const struct side_arg
*sav
;
503 struct side_arg_dynamic_field
{
504 const char *field_name
;
505 const struct side_arg elem
;
508 /* The visitor pattern is a double-dispatch visitor. */
509 struct side_tracer_visitor_ctx
{
510 enum side_visitor_status (*write_elem
)(
511 const struct side_tracer_visitor_ctx
*tracer_ctx
,
512 const struct side_arg
*elem
);
513 void *priv
; /* Private tracer context. */
516 struct side_tracer_dynamic_struct_visitor_ctx
{
517 enum side_visitor_status (*write_field
)(
518 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
519 const struct side_arg_dynamic_field
*dynamic_field
);
520 void *priv
; /* Private tracer context. */
523 struct side_event_description
{
525 const char *provider_name
;
526 const char *event_name
;
527 const struct side_event_field
*fields
;
528 const struct side_attr
*attr
;
529 const struct side_callback
*callbacks
;
532 uint32_t loglevel
; /* enum side_loglevel */
535 uint32_t nr_callbacks
;
538 /* Event and type attributes */
540 #if SIDE_BITS_PER_LONG == 64
541 # define SIDE_TYPE_POINTER_HOST SIDE_TYPE_POINTER64
542 # define SIDE_TYPE_ARRAY_POINTER_HOST SIDE_TYPE_ARRAY_POINTER64
543 # define SIDE_TYPE_VLA_POINTER_HOST SIDE_TYPE_VLA_POINTER64
544 # define SIDE_TYPE_DYNAMIC_POINTER_HOST SIDE_TYPE_DYNAMIC_POINTER64
545 # define SIDE_ATTR_TYPE_POINTER_HOST SIDE_ATTR_TYPE_POINTER64
546 # define SIDE_PTR_HOST .side_u64
548 # define SIDE_TYPE_POINTER_HOST SIDE_TYPE_POINTER32
549 # define SIDE_TYPE_ARRAY_POINTER_HOST SIDE_TYPE_ARRAY_POINTER32
550 # define SIDE_TYPE_VLA_POINTER_HOST SIDE_TYPE_VLA_POINTER32
551 # define SIDE_TYPE_DYNAMIC_POINTER_HOST SIDE_TYPE_DYNAMIC_POINTER32
552 # define SIDE_ATTR_TYPE_POINTER_HOST SIDE_ATTR_TYPE_POINTER32
553 # define SIDE_PTR_HOST .side_u32
556 #define side_attr(_key, _value) \
559 .value = SIDE_PARAM(_value), \
562 #define side_attr_list(...) \
563 SIDE_COMPOUND_LITERAL(const struct side_attr, __VA_ARGS__)
565 #define side_attr_null(_val) { .type = SIDE_ATTR_TYPE_NULL }
566 #define side_attr_bool(_val) { .type = SIDE_ATTR_TYPE_BOOL, .u = { .bool_value = !!(_val) } }
567 #define side_attr_u8(_val) { .type = SIDE_ATTR_TYPE_U8, .u = { .integer_value = { .side_u8 = (_val) } } }
568 #define side_attr_u16(_val) { .type = SIDE_ATTR_TYPE_U16, .u = { .integer_value = { .side_u16 = (_val) } } }
569 #define side_attr_u32(_val) { .type = SIDE_ATTR_TYPE_U32, .u = { .integer_value = { .side_u32 = (_val) } } }
570 #define side_attr_u64(_val) { .type = SIDE_ATTR_TYPE_U64, .u = { .integer_value = { .side_u64 = (_val) } } }
571 #define side_attr_s8(_val) { .type = SIDE_ATTR_TYPE_S8, .u = { .integer_value = { .side_s8 = (_val) } } }
572 #define side_attr_s16(_val) { .type = SIDE_ATTR_TYPE_S16, .u = { .integer_value = { .side_s16 = (_val) } } }
573 #define side_attr_s32(_val) { .type = SIDE_ATTR_TYPE_S32, .u = { .integer_value = { .side_s32 = (_val) } } }
574 #define side_attr_s64(_val) { .type = SIDE_ATTR_TYPE_S64, .u = { .integer_value = { .side_s64 = (_val) } } }
575 #define side_attr_pointer(_val) { .type = SIDE_ATTR_TYPE_POINTER_HOST, .u = { .integer_value = { SIDE_PTR_HOST = (uintptr_t) (_val) } } }
576 #define side_attr_float_binary16(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY16, .u = { .float_value = { .side_float_binary16 = (_val) } } }
577 #define side_attr_float_binary32(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY32, .u = { .float_value = { .side_float_binary32 = (_val) } } }
578 #define side_attr_float_binary64(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY64, .u = { .float_value = { .side_float_binary64 = (_val) } } }
579 #define side_attr_float_binary128(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY128, .u = { .float_value = { .side_float_binary128 = (_val) } } }
580 #define side_attr_string(_val) { .type = SIDE_ATTR_TYPE_STRING, .u = { .string_value = (uintptr_t) (_val) } }
582 /* Static field definition */
584 #define side_type_null(_attr) \
586 .type = SIDE_TYPE_NULL, \
590 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
595 #define side_type_bool(_attr) \
597 .type = SIDE_TYPE_BOOL, \
601 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
606 #define side_type_byte(_attr) \
608 .type = SIDE_TYPE_BYTE, \
612 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
617 #define side_type_string(_attr) \
619 .type = SIDE_TYPE_STRING, \
623 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
628 #define side_type_dynamic() \
630 .type = SIDE_TYPE_DYNAMIC, \
633 #define _side_type_integer(_type, _signedness, _byte_order, _integer_size_bits, _len_bits, _attr) \
639 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
640 .integer_size_bits = _integer_size_bits, \
641 .len_bits = _len_bits, \
642 .signedness = _signedness, \
643 .byte_order = _byte_order, \
648 #define _side_type_float(_type, _byte_order, _float_size_bits, _attr) \
654 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
655 .byte_order = _byte_order, \
656 .float_size_bits = _float_size_bits, \
661 #define _side_field(_name, _type) \
663 .field_name = _name, \
664 .side_type = _type, \
668 #define side_type_u8(_attr) _side_type_integer(SIDE_TYPE_U8, false, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
669 #define side_type_u16(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_HOST, 16, 16, SIDE_PARAM(_attr))
670 #define side_type_u32(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_HOST, 32, 32, SIDE_PARAM(_attr))
671 #define side_type_u64(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_HOST, 64, 64, SIDE_PARAM(_attr))
672 #define side_type_s8(_attr) _side_type_integer(SIDE_TYPE_S8, true, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
673 #define side_type_s16(_attr) _side_type_integer(SIDE_TYPE_S16, true, SIDE_TYPE_BYTE_ORDER_HOST, 16, 16, SIDE_PARAM(_attr))
674 #define side_type_s32(_attr) _side_type_integer(SIDE_TYPE_S32, true, SIDE_TYPE_BYTE_ORDER_HOST, 32, 32, SIDE_PARAM(_attr))
675 #define side_type_s64(_attr) _side_type_integer(SIDE_TYPE_S64, true, SIDE_TYPE_BYTE_ORDER_HOST, 64, 64, SIDE_PARAM(_attr))
676 #define side_type_pointer(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_BITS_PER_LONG, \
677 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
678 #define side_type_float_binary16(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 16, SIDE_PARAM(_attr))
679 #define side_type_float_binary32(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 32, SIDE_PARAM(_attr))
680 #define side_type_float_binary64(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 64, SIDE_PARAM(_attr))
681 #define side_type_float_binary128(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, 128, SIDE_PARAM(_attr))
683 #define side_field_null(_name, _attr) _side_field(_name, side_type_null(SIDE_PARAM(_attr)))
684 #define side_field_bool(_name, _attr) _side_field(_name, side_type_bool(SIDE_PARAM(_attr)))
685 #define side_field_u8(_name, _attr) _side_field(_name, side_type_u8(SIDE_PARAM(_attr)))
686 #define side_field_u16(_name, _attr) _side_field(_name, side_type_u16(SIDE_PARAM(_attr)))
687 #define side_field_u32(_name, _attr) _side_field(_name, side_type_u32(SIDE_PARAM(_attr)))
688 #define side_field_u64(_name, _attr) _side_field(_name, side_type_u64(SIDE_PARAM(_attr)))
689 #define side_field_s8(_name, _attr) _side_field(_name, side_type_s8(SIDE_PARAM(_attr)))
690 #define side_field_s16(_name, _attr) _side_field(_name, side_type_s16(SIDE_PARAM(_attr)))
691 #define side_field_s32(_name, _attr) _side_field(_name, side_type_s32(SIDE_PARAM(_attr)))
692 #define side_field_s64(_name, _attr) _side_field(_name, side_type_s64(SIDE_PARAM(_attr)))
693 #define side_field_byte(_name, _attr) _side_field(_name, side_type_byte(SIDE_PARAM(_attr)))
694 #define side_field_pointer(_name, _attr) _side_field(_name, side_type_pointer(SIDE_PARAM(_attr)))
695 #define side_field_float_binary16(_name, _attr) _side_field(_name, side_type_float_binary16(SIDE_PARAM(_attr)))
696 #define side_field_float_binary32(_name, _attr) _side_field(_name, side_type_float_binary32(SIDE_PARAM(_attr)))
697 #define side_field_float_binary64(_name, _attr) _side_field(_name, side_type_float_binary64(SIDE_PARAM(_attr)))
698 #define side_field_float_binary128(_name, _attr) _side_field(_name, side_type_float_binary128(SIDE_PARAM(_attr)))
699 #define side_field_string(_name, _attr) _side_field(_name, side_type_string(SIDE_PARAM(_attr)))
700 #define side_field_dynamic(_name) _side_field(_name, side_type_dynamic())
703 #define side_type_u16_le(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_LE, 16, 16, SIDE_PARAM(_attr))
704 #define side_type_u32_le(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_LE, 32, 32, SIDE_PARAM(_attr))
705 #define side_type_u64_le(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_LE, 64, 64, SIDE_PARAM(_attr))
706 #define side_type_s16_le(_attr) _side_type_integer(SIDE_TYPE_S16, true, SIDE_TYPE_BYTE_ORDER_LE, 16, 16, SIDE_PARAM(_attr))
707 #define side_type_s32_le(_attr) _side_type_integer(SIDE_TYPE_S32, true, SIDE_TYPE_BYTE_ORDER_LE, 32, 32, SIDE_PARAM(_attr))
708 #define side_type_s64_le(_attr) _side_type_integer(SIDE_TYPE_S64, true, SIDE_TYPE_BYTE_ORDER_LE, 64, 64, SIDE_PARAM(_attr))
709 #define side_type_pointer_le(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_LE, SIDE_BITS_PER_LONG, \
710 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
711 #define side_type_float_binary16_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_LE, 16, SIDE_PARAM(_attr))
712 #define side_type_float_binary32_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_LE, 32, SIDE_PARAM(_attr))
713 #define side_type_float_binary64_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_LE, 64, SIDE_PARAM(_attr))
714 #define side_type_float_binary128_le(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_LE, 128, SIDE_PARAM(_attr))
716 #define side_field_u16_le(_name, _attr) _side_field(_name, side_type_u16_le(SIDE_PARAM(_attr)))
717 #define side_field_u32_le(_name, _attr) _side_field(_name, side_type_u32_le(SIDE_PARAM(_attr)))
718 #define side_field_u64_le(_name, _attr) _side_field(_name, side_type_u64_le(SIDE_PARAM(_attr)))
719 #define side_field_s16_le(_name, _attr) _side_field(_name, side_type_s16_le(SIDE_PARAM(_attr)))
720 #define side_field_s32_le(_name, _attr) _side_field(_name, side_type_s32_le(SIDE_PARAM(_attr)))
721 #define side_field_s64_le(_name, _attr) _side_field(_name, side_type_s64_le(SIDE_PARAM(_attr)))
722 #define side_field_pointer_le(_name, _attr) _side_field(_name, side_type_pointer_le(SIDE_PARAM(_attr)))
723 #define side_field_float_binary16_le(_name, _attr) _side_field(_name, side_type_float_binary16_le(SIDE_PARAM(_attr)))
724 #define side_field_float_binary32_le(_name, _attr) _side_field(_name, side_type_float_binary32_le(SIDE_PARAM(_attr)))
725 #define side_field_float_binary64_le(_name, _attr) _side_field(_name, side_type_float_binary64_le(SIDE_PARAM(_attr)))
726 #define side_field_float_binary128_le(_name, _attr) _side_field(_name, side_type_float_binary128_le(SIDE_PARAM(_attr)))
729 #define side_type_u16_be(_attr) _side_type_integer(SIDE_TYPE_U16, false, SIDE_TYPE_BYTE_ORDER_BE, 16, 16, SIDE_PARAM(_attr))
730 #define side_type_u32_be(_attr) _side_type_integer(SIDE_TYPE_U32, false, SIDE_TYPE_BYTE_ORDER_BE, 32, 32, SIDE_PARAM(_attr))
731 #define side_type_u64_be(_attr) _side_type_integer(SIDE_TYPE_U64, false, SIDE_TYPE_BYTE_ORDER_BE, 64, 64, SIDE_PARAM(_attr))
732 #define side_type_s16_be(_attr) _side_type_integer(SIDE_TYPE_S16, false, SIDE_TYPE_BYTE_ORDER_BE, 16, 16, SIDE_PARAM(_attr))
733 #define side_type_s32_be(_attr) _side_type_integer(SIDE_TYPE_S32, false, SIDE_TYPE_BYTE_ORDER_BE, 32, 32, SIDE_PARAM(_attr))
734 #define side_type_s64_be(_attr) _side_type_integer(SIDE_TYPE_S64, false, SIDE_TYPE_BYTE_ORDER_BE, 64, 64, SIDE_PARAM(_attr))
735 #define side_type_pointer_be(_attr) _side_type_integer(SIDE_TYPE_POINTER_HOST, false, SIDE_TYPE_BYTE_ORDER_BE, SIDE_BITS_PER_LONG, \
736 SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
737 #define side_type_float_binary16_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_BE, 16, SIDE_PARAM(_attr))
738 #define side_type_float_binary32_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_BE, 32, SIDE_PARAM(_attr))
739 #define side_type_float_binary64_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_BE, 64, SIDE_PARAM(_attr))
740 #define side_type_float_binary128_be(_attr) _side_type_float(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_BE, 128, SIDE_PARAM(_attr))
742 #define side_field_u16_be(_name, _attr) _side_field(_name, side_type_u16_be(SIDE_PARAM(_attr)))
743 #define side_field_u32_be(_name, _attr) _side_field(_name, side_type_u32_be(SIDE_PARAM(_attr)))
744 #define side_field_u64_be(_name, _attr) _side_field(_name, side_type_u64_be(SIDE_PARAM(_attr)))
745 #define side_field_s16_be(_name, _attr) _side_field(_name, side_type_s16_be(SIDE_PARAM(_attr)))
746 #define side_field_s32_be(_name, _attr) _side_field(_name, side_type_s32_be(SIDE_PARAM(_attr)))
747 #define side_field_s64_be(_name, _attr) _side_field(_name, side_type_s64_be(SIDE_PARAM(_attr)))
748 #define side_field_pointer_be(_name, _attr) _side_field(_name, side_type_pointer_be(SIDE_PARAM(_attr)))
749 #define side_field_float_binary16_be(_name, _attr) _side_field(_name, side_type_float_binary16_be(SIDE_PARAM(_attr)))
750 #define side_field_float_binary32_be(_name, _attr) _side_field(_name, side_type_float_binary32_be(SIDE_PARAM(_attr)))
751 #define side_field_float_binary64_be(_name, _attr) _side_field(_name, side_type_float_binary64_be(SIDE_PARAM(_attr)))
752 #define side_field_float_binary128_be(_name, _attr) _side_field(_name, side_type_float_binary128_be(SIDE_PARAM(_attr)))
754 #define side_type_enum(_mappings, _elem_type) \
756 .type = SIDE_TYPE_ENUM, \
759 .mappings = _mappings, \
760 .elem_type = _elem_type, \
764 #define side_field_enum(_name, _mappings, _elem_type) \
765 _side_field(_name, side_type_enum(SIDE_PARAM(_mappings), SIDE_PARAM(_elem_type)))
767 #define side_type_enum_bitmap(_mappings, _elem_type) \
769 .type = SIDE_TYPE_ENUM_BITMAP, \
771 .side_enum_bitmap = { \
772 .mappings = _mappings, \
773 .elem_type = _elem_type, \
777 #define side_field_enum_bitmap(_name, _mappings, _elem_type) \
778 _side_field(_name, side_type_enum_bitmap(SIDE_PARAM(_mappings), SIDE_PARAM(_elem_type)))
780 #define side_type_struct(_struct) \
782 .type = SIDE_TYPE_STRUCT, \
784 .side_struct = _struct, \
787 #define side_field_struct(_name, _struct) \
788 _side_field(_name, side_type_struct(SIDE_PARAM(_struct)))
790 #define _side_type_struct_define(_fields, _attr) \
792 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
793 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
798 #define side_define_struct(_identifier, _fields, _attr) \
799 const struct side_type_struct _identifier = _side_type_struct_define(SIDE_PARAM(_fields), SIDE_PARAM(_attr))
801 #define side_struct_literal(_fields, _attr) \
802 SIDE_COMPOUND_LITERAL(const struct side_type_struct, \
803 _side_type_struct_define(SIDE_PARAM(_fields), SIDE_PARAM(_attr)))
805 /* Scatter-gather fields */
807 #define _side_type_sg_integer(_type, _signedness, _byte_order, _offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
817 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
818 .integer_size_bits = _integer_size_bits, \
819 .len_bits = _len_bits, \
820 .signedness = _signedness, \
821 .byte_order = _byte_order, \
823 .offset_bits = _offset_bits, \
830 #define side_type_sg_unsigned_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
831 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_HOST, \
832 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
833 #define side_type_sg_signed_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
834 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_HOST, \
835 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
837 #define side_type_sg_unsigned_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
838 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_LE, \
839 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
840 #define side_type_sg_signed_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
841 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_LE, \
842 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
844 #define side_type_sg_unsigned_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
845 _side_type_sg_integer(SIDE_TYPE_SG_UNSIGNED_INT, false, SIDE_TYPE_BYTE_ORDER_BE, \
846 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
847 #define side_type_sg_signed_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
848 _side_type_sg_integer(SIDE_TYPE_SG_SIGNED_INT, true, SIDE_TYPE_BYTE_ORDER_BE, \
849 _integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr))
851 #define side_field_sg_unsigned_integer(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
852 _side_field(_name, side_type_sg_unsigned_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
853 #define side_field_sg_signed_integer(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
854 _side_field(_name, side_type_sg_signed_integer(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
856 #define side_field_sg_unsigned_integer_le(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
857 _side_field(_name, side_type_sg_unsigned_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
858 #define side_field_sg_signed_integer_le(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
859 _side_field(_name, side_type_sg_signed_integer_le(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
861 #define side_field_sg_unsigned_integer_be(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
862 _side_field(_name, side_type_sg_unsigned_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
863 #define side_field_sg_signed_integer_be(_name, _integer_offset, _integer_size_bits, _offset_bits, _len_bits, _attr) \
864 _side_field(_name, side_type_sg_signed_integer_be(_integer_offset, _integer_size_bits, _offset_bits, _len_bits, SIDE_PARAM(_attr)))
866 #define _side_type_sg_float(_byte_order, _offset, _float_size_bits, _attr) \
868 .type = SIDE_TYPE_SG_FLOAT, \
875 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
876 .float_size_bits = _float_size_bits, \
877 .byte_order = _byte_order, \
884 #define side_type_sg_float(_offset, _float_size_bits, _attr) \
885 _side_type_sg_float(SIDE_TYPE_FLOAT_WORD_ORDER_HOST, _offset, _float_size_bits, _attr)
886 #define side_type_sg_float_le(_offset, _float_size_bits, _attr) \
887 _side_type_sg_float(SIDE_TYPE_BYTE_ORDER_LE, _offset, _float_size_bits, _attr)
888 #define side_type_sg_float_be(_offset, _float_size_bits, _attr) \
889 _side_type_sg_float(SIDE_TYPE_BYTE_ORDER_BE, _offset, _float_size_bits, _attr)
891 #define side_field_sg_float(_name, _offset, _float_size_bits, _attr) \
892 _side_field(_name, side_type_sg_float(_offset, _float_size_bits, _attr))
893 #define side_field_sg_float_le(_name, _offset, _float_size_bits, _attr) \
894 _side_field(_name, side_type_sg_float_le(_offset, _float_size_bits, _attr))
895 #define side_field_sg_float_be(_name, _offset, _float_size_bits, _attr) \
896 _side_field(_name, side_type_sg_float_be(_offset, _float_size_bits, _attr))
898 #define side_type_sg_struct(_struct_sg, _offset) \
900 .type = SIDE_TYPE_SG_STRUCT, \
905 .side_struct = _struct_sg, \
910 #define side_field_sg_struct(_name, _struct_sg, _offset) \
911 _side_field(_name, side_type_sg_struct(SIDE_PARAM(_struct_sg), _offset))
913 #define side_type_array(_elem_type, _length, _attr) \
915 .type = SIDE_TYPE_ARRAY, \
918 .elem_type = _elem_type, \
921 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
925 #define side_field_array(_name, _elem_type, _length, _attr) \
926 _side_field(_name, side_type_array(SIDE_PARAM(_elem_type), _length, SIDE_PARAM(_attr)))
928 #define side_type_vla(_elem_type, _attr) \
930 .type = SIDE_TYPE_VLA, \
933 .elem_type = _elem_type, \
935 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
939 #define side_field_vla(_name, _elem_type, _attr) \
940 _side_field(_name, side_type_vla(SIDE_PARAM(_elem_type), SIDE_PARAM(_attr)))
942 #define side_type_vla_visitor(_elem_type, _visitor, _attr) \
944 .type = SIDE_TYPE_VLA_VISITOR, \
946 .side_vla_visitor = { \
947 .elem_type = SIDE_PARAM(_elem_type), \
948 .visitor = _visitor, \
950 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
954 #define side_field_vla_visitor(_name, _elem_type, _visitor, _attr) \
955 _side_field(_name, side_type_vla_visitor(SIDE_PARAM(_elem_type), _visitor, SIDE_PARAM(_attr)))
957 #define side_elem(...) \
958 SIDE_COMPOUND_LITERAL(const struct side_type, __VA_ARGS__)
960 #define side_field_list(...) \
961 SIDE_COMPOUND_LITERAL(const struct side_event_field, __VA_ARGS__)
963 /* Static field arguments */
965 #define side_arg_null(_val) { .type = SIDE_TYPE_NULL }
966 #define side_arg_bool(_val) { .type = SIDE_TYPE_BOOL, .u = { .side_static = { .bool_value = !!(_val) } } }
967 #define side_arg_byte(_val) { .type = SIDE_TYPE_BYTE, .u = { .side_static = { .byte_value = (_val) } } }
968 #define side_arg_string(_val) { .type = SIDE_TYPE_STRING, .u = { .side_static = { .string_value = (uintptr_t) (_val) } } }
970 #define side_arg_u8(_val) { .type = SIDE_TYPE_U8, .u = { .side_static = { .integer_value = { .side_u8 = (_val) } } } }
971 #define side_arg_u16(_val) { .type = SIDE_TYPE_U16, .u = { .side_static = { .integer_value = { .side_u16 = (_val) } } } }
972 #define side_arg_u32(_val) { .type = SIDE_TYPE_U32, .u = { .side_static = { .integer_value = { .side_u32 = (_val) } } } }
973 #define side_arg_u64(_val) { .type = SIDE_TYPE_U64, .u = { .side_static = { .integer_value = { .side_u64 = (_val) } } } }
974 #define side_arg_s8(_val) { .type = SIDE_TYPE_S8, .u = { .side_static = { .integer_value = { .side_s8 = (_val) } } } }
975 #define side_arg_s16(_val) { .type = SIDE_TYPE_S16, .u = { .side_static = { .integer_value = { .side_s16 = (_val) } } } }
976 #define side_arg_s32(_val) { .type = SIDE_TYPE_S32, .u = { .side_static = { .integer_value = { .side_s32 = (_val) } } } }
977 #define side_arg_s64(_val) { .type = SIDE_TYPE_S64, .u = { .side_static = { .integer_value = { .side_s64 = (_val) } } } }
978 #define side_arg_pointer(_val) { .type = SIDE_TYPE_POINTER_HOST, .u = { .side_static = { .integer_value = { SIDE_PTR_HOST = (uintptr_t) (_val) } } } }
979 #define side_arg_enum_bitmap8(_val) { .type = SIDE_TYPE_ENUM_BITMAP8, .u = { .side_static = { .integer_value = { .side_u8 = (_val) } } } }
980 #define side_arg_enum_bitmap16(_val) { .type = SIDE_TYPE_ENUM_BITMAP16, .u = { .side_static = { .integer_value = { .side_u16 = (_val) } } } }
981 #define side_arg_enum_bitmap32(_val) { .type = SIDE_TYPE_ENUM_BITMAP32, .u = { .side_static = { .integer_value = { .side_u32 = (_val) } } } }
982 #define side_arg_enum_bitmap64(_val) { .type = SIDE_TYPE_ENUM_BITMAP64, .u = { .side_static = { .integer_value = { .side_u64 = (_val) } } } }
983 #define side_arg_enum_bitmap_array(_side_type) { .type = SIDE_TYPE_ENUM_BITMAP_ARRAY, .u = { .side_static = { .side_array = (_side_type) } } }
984 #define side_arg_enum_bitmap_vla(_side_type) { .type = SIDE_TYPE_ENUM_BITMAP_VLA, .u = { .side_static = { .side_vla = (_side_type) } } }
985 #define side_arg_float_binary16(_val) { .type = SIDE_TYPE_FLOAT_BINARY16, .u = { .side_static = { .float_value = { .side_float_binary16 = (_val) } } } }
986 #define side_arg_float_binary32(_val) { .type = SIDE_TYPE_FLOAT_BINARY32, .u = { .side_static = { .float_value = { .side_float_binary32 = (_val) } } } }
987 #define side_arg_float_binary64(_val) { .type = SIDE_TYPE_FLOAT_BINARY64, .u = { .side_static = { .float_value = { .side_float_binary64 = (_val) } } } }
988 #define side_arg_float_binary128(_val) { .type = SIDE_TYPE_FLOAT_BINARY128, .u = { .side_static = { .float_value = { .side_float_binary128 = (_val) } } } }
990 #define side_arg_struct(_side_type) { .type = SIDE_TYPE_STRUCT, .u = { .side_static = { .side_struct = (_side_type) } } }
991 #define side_arg_sg_struct(_ptr) { .type = SIDE_TYPE_SG_STRUCT, .u = { .side_static = { .side_struct_sg_ptr = (_ptr) } } }
992 #define side_arg_sg_unsigned_integer(_ptr) { .type = SIDE_TYPE_SG_UNSIGNED_INT, .u = { .side_static = { .side_integer_sg_ptr = (_ptr) } } }
993 #define side_arg_sg_signed_integer(_ptr) { .type = SIDE_TYPE_SG_SIGNED_INT, .u = { .side_static = { .side_integer_sg_ptr = (_ptr) } } }
994 #define side_arg_sg_float(_ptr) { .type = SIDE_TYPE_SG_FLOAT, .u = { .side_static = { .side_float_sg_ptr = (_ptr) } } }
995 #define side_arg_array(_side_type) { .type = SIDE_TYPE_ARRAY, .u = { .side_static = { .side_array = (_side_type) } } }
996 #define side_arg_vla(_side_type) { .type = SIDE_TYPE_VLA, .u = { .side_static = { .side_vla = (_side_type) } } }
997 #define side_arg_vla_visitor(_ctx) { .type = SIDE_TYPE_VLA_VISITOR, .u = { .side_static = { .side_vla_app_visitor_ctx = (_ctx) } } }
999 #define side_arg_array_u8(_ptr) { .type = SIDE_TYPE_ARRAY_U8, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1000 #define side_arg_array_u16(_ptr) { .type = SIDE_TYPE_ARRAY_U16, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1001 #define side_arg_array_u32(_ptr) { .type = SIDE_TYPE_ARRAY_U32, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1002 #define side_arg_array_u64(_ptr) { .type = SIDE_TYPE_ARRAY_U64, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1003 #define side_arg_array_s8(_ptr) { .type = SIDE_TYPE_ARRAY_S8, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1004 #define side_arg_array_s16(_ptr) { .type = SIDE_TYPE_ARRAY_S16, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1005 #define side_arg_array_s32(_ptr) { .type = SIDE_TYPE_ARRAY_S32, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1006 #define side_arg_array_s64(_ptr) { .type = SIDE_TYPE_ARRAY_S64, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1007 #define side_arg_array_byte(_ptr) { .type = SIDE_TYPE_ARRAY_BYTE, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1008 #define side_arg_array_pointer(_ptr) { .type = SIDE_TYPE_ARRAY_POINTER_HOST, .u = { .side_static = { .side_array_fixint = (_ptr) } } }
1010 #define side_arg_vla_u8(_ptr, _length) { .type = SIDE_TYPE_VLA_U8, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
1011 #define side_arg_vla_u16(_ptr, _length) { .type = SIDE_TYPE_VLA_U16, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1012 #define side_arg_vla_u32(_ptr, _length) { .type = SIDE_TYPE_VLA_U32, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1013 #define side_arg_vla_u64(_ptr, _length) { .type = SIDE_TYPE_VLA_U64, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1014 #define side_arg_vla_s8(_ptr, _length) { .type = SIDE_TYPE_VLA_S8, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1015 #define side_arg_vla_s16(_ptr, _length) { .type = SIDE_TYPE_VLA_S16, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1016 #define side_arg_vla_s32(_ptr, _length) { .type = SIDE_TYPE_VLA_S32, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1017 #define side_arg_vla_s64(_ptr, _length) { .type = SIDE_TYPE_VLA_S64, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1018 #define side_arg_vla_byte(_ptr, _length) { .type = SIDE_TYPE_VLA_BYTE, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1019 #define side_arg_vla_pointer(_ptr, _length) { .type = SIDE_TYPE_VLA_POINTER_HOST, .u = { .side_static = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } } }
1021 /* Dynamic field arguments */
1023 #define side_arg_dynamic_null(_attr) \
1025 .type = SIDE_TYPE_DYNAMIC_NULL, \
1030 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1036 #define side_arg_dynamic_bool(_val, _attr) \
1038 .type = SIDE_TYPE_DYNAMIC_BOOL, \
1044 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1046 .value = !!(_val), \
1052 #define side_arg_dynamic_byte(_val, _attr) \
1054 .type = SIDE_TYPE_DYNAMIC_BYTE, \
1060 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1067 #define side_arg_dynamic_string(_val, _attr) \
1069 .type = SIDE_TYPE_DYNAMIC_STRING, \
1075 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1077 .value = (uintptr_t) (_val), \
1083 #define _side_arg_dynamic_integer(_field, _val, _type, _signedness, _byte_order, _integer_size_bits, _len_bits, _attr) \
1091 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1092 .integer_size_bits = _integer_size_bits, \
1093 .len_bits = _len_bits, \
1094 .signedness = _signedness, \
1095 .byte_order = _byte_order, \
1105 #define side_arg_dynamic_u8(_val, _attr) \
1106 _side_arg_dynamic_integer(.side_u8, _val, SIDE_TYPE_DYNAMIC_U8, false, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
1107 #define side_arg_dynamic_s8(_val, _attr) \
1108 _side_arg_dynamic_integer(.side_s8, _val, SIDE_TYPE_DYNAMIC_S8, true, SIDE_TYPE_BYTE_ORDER_HOST, 8, 8, SIDE_PARAM(_attr))
1110 #define _side_arg_dynamic_u16(_val, _byte_order, _attr) \
1111 _side_arg_dynamic_integer(.side_u16, _val, SIDE_TYPE_DYNAMIC_U16, false, _byte_order, 16, 16, SIDE_PARAM(_attr))
1112 #define _side_arg_dynamic_u32(_val, _byte_order, _attr) \
1113 _side_arg_dynamic_integer(.side_u32, _val, SIDE_TYPE_DYNAMIC_U32, false, _byte_order, 32, 32, SIDE_PARAM(_attr))
1114 #define _side_arg_dynamic_u64(_val, _byte_order, _attr) \
1115 _side_arg_dynamic_integer(.side_u64, _val, SIDE_TYPE_DYNAMIC_U64, false, _byte_order, 64, 64, SIDE_PARAM(_attr))
1117 #define _side_arg_dynamic_s16(_val, _byte_order, _attr) \
1118 _side_arg_dynamic_integer(.side_s16, _val, SIDE_TYPE_DYNAMIC_S16, true, _byte_order, 16, 16, SIDE_PARAM(_attr))
1119 #define _side_arg_dynamic_s32(_val, _byte_order, _attr) \
1120 _side_arg_dynamic_integer(.side_s32, _val, SIDE_TYPE_DYNAMIC_S32, true, _byte_order, 32, 32, SIDE_PARAM(_attr))
1121 #define _side_arg_dynamic_s64(_val, _byte_order, _attr) \
1122 _side_arg_dynamic_integer(.side_s64, _val, SIDE_TYPE_DYNAMIC_S64, true, _byte_order, 64, 64, SIDE_PARAM(_attr))
1124 #define _side_arg_dynamic_pointer(_val, _byte_order, _attr) \
1125 _side_arg_dynamic_integer(SIDE_PTR_HOST, (uintptr_t) (_val), SIDE_TYPE_DYNAMIC_POINTER_HOST, false, _byte_order, \
1126 SIDE_BITS_PER_LONG, SIDE_BITS_PER_LONG, SIDE_PARAM(_attr))
1128 #define _side_arg_dynamic_float(_field, _val, _type, _byte_order, _float_size_bits, _attr) \
1136 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1137 .byte_order = _byte_order, \
1138 .float_size_bits = _float_size_bits, \
1148 #define _side_arg_dynamic_float_binary16(_val, _byte_order, _attr) \
1149 _side_arg_dynamic_float(.side_float_binary16, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY16, _byte_order, 16, SIDE_PARAM(_attr))
1150 #define _side_arg_dynamic_float_binary32(_val, _byte_order, _attr) \
1151 _side_arg_dynamic_float(.side_float_binary32, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY32, _byte_order, 32, SIDE_PARAM(_attr))
1152 #define _side_arg_dynamic_float_binary64(_val, _byte_order, _attr) \
1153 _side_arg_dynamic_float(.side_float_binary64, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY64, _byte_order, 64, SIDE_PARAM(_attr))
1154 #define _side_arg_dynamic_float_binary128(_val, _byte_order, _attr) \
1155 _side_arg_dynamic_float(.side_float_binary128, _val, SIDE_TYPE_DYNAMIC_FLOAT_BINARY128, _byte_order, 128, SIDE_PARAM(_attr))
1158 #define side_arg_dynamic_u16(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1159 #define side_arg_dynamic_u32(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1160 #define side_arg_dynamic_u64(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1161 #define side_arg_dynamic_s16(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1162 #define side_arg_dynamic_s32(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1163 #define side_arg_dynamic_s64(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1164 #define side_arg_dynamic_pointer(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
1165 #define side_arg_dynamic_float_binary16(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1166 #define side_arg_dynamic_float_binary32(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1167 #define side_arg_dynamic_float_binary64(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1168 #define side_arg_dynamic_float_binary128(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
1171 #define side_arg_dynamic_u16_le(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1172 #define side_arg_dynamic_u32_le(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1173 #define side_arg_dynamic_u64_le(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1174 #define side_arg_dynamic_s16_le(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1175 #define side_arg_dynamic_s32_le(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1176 #define side_arg_dynamic_s64_le(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1177 #define side_arg_dynamic_pointer_le(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1178 #define side_arg_dynamic_float_binary16_le(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1179 #define side_arg_dynamic_float_binary32_le(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1180 #define side_arg_dynamic_float_binary64_le(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1181 #define side_arg_dynamic_float_binary128_le(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
1184 #define side_arg_dynamic_u16_be(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1185 #define side_arg_dynamic_u32_be(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1186 #define side_arg_dynamic_u64_be(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1187 #define side_arg_dynamic_s16_be(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1188 #define side_arg_dynamic_s32_be(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1189 #define side_arg_dynamic_s64_be(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1190 #define side_arg_dynamic_pointer_be(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1191 #define side_arg_dynamic_float_binary16_be(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1192 #define side_arg_dynamic_float_binary32_be(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1193 #define side_arg_dynamic_float_binary64_be(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1194 #define side_arg_dynamic_float_binary128_be(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
1196 #define side_arg_dynamic_vla(_vla) \
1198 .type = SIDE_TYPE_DYNAMIC_VLA, \
1201 .side_dynamic_vla = (_vla), \
1206 #define side_arg_dynamic_vla_visitor(_dynamic_vla_visitor, _ctx, _attr) \
1208 .type = SIDE_TYPE_DYNAMIC_VLA_VISITOR, \
1211 .side_dynamic_vla_visitor = { \
1213 .visitor = _dynamic_vla_visitor, \
1215 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1221 #define side_arg_dynamic_struct(_struct) \
1223 .type = SIDE_TYPE_DYNAMIC_STRUCT, \
1226 .side_dynamic_struct = (_struct), \
1231 #define side_arg_dynamic_struct_visitor(_dynamic_struct_visitor, _ctx, _attr) \
1233 .type = SIDE_TYPE_DYNAMIC_STRUCT_VISITOR, \
1236 .side_dynamic_struct_visitor = { \
1238 .visitor = _dynamic_struct_visitor, \
1240 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1246 #define side_arg_dynamic_define_vec(_identifier, _sav, _attr) \
1247 const struct side_arg _identifier##_vec[] = { _sav }; \
1248 const struct side_arg_dynamic_vla _identifier = { \
1249 .sav = _identifier##_vec, \
1251 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
1252 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1255 #define side_arg_dynamic_define_struct(_identifier, _struct_fields, _attr) \
1256 const struct side_arg_dynamic_field _identifier##_fields[] = { _struct_fields }; \
1257 const struct side_arg_dynamic_struct _identifier = { \
1258 .fields = _identifier##_fields, \
1260 .len = SIDE_ARRAY_SIZE(_identifier##_fields), \
1261 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1264 #define side_arg_define_vec(_identifier, _sav) \
1265 const struct side_arg _identifier##_vec[] = { _sav }; \
1266 const struct side_arg_vec _identifier = { \
1267 .sav = _identifier##_vec, \
1268 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
1271 #define side_arg_dynamic_field(_name, _elem) \
1273 .field_name = _name, \
1277 #define side_arg_list(...) __VA_ARGS__
1279 #define side_define_enum(_identifier, _mappings, _attr) \
1280 const struct side_enum_mappings _identifier = { \
1281 .mappings = _mappings, \
1283 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
1284 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1287 #define side_enum_mapping_list(...) \
1288 SIDE_COMPOUND_LITERAL(const struct side_enum_mapping, __VA_ARGS__)
1290 #define side_enum_mapping_range(_label, _begin, _end) \
1292 .range_begin = _begin, \
1293 .range_end = _end, \
1297 #define side_enum_mapping_value(_label, _value) \
1299 .range_begin = _value, \
1300 .range_end = _value, \
1304 #define side_define_enum_bitmap(_identifier, _mappings, _attr) \
1305 const struct side_enum_bitmap_mappings _identifier = { \
1306 .mappings = _mappings, \
1308 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
1309 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1312 #define side_enum_bitmap_mapping_list(...) \
1313 SIDE_COMPOUND_LITERAL(const struct side_enum_bitmap_mapping, __VA_ARGS__)
1315 #define side_enum_bitmap_mapping_range(_label, _begin, _end) \
1317 .range_begin = _begin, \
1318 .range_end = _end, \
1322 #define side_enum_bitmap_mapping_value(_label, _value) \
1324 .range_begin = _value, \
1325 .range_end = _value, \
1329 #define side_event_cond(_identifier) \
1330 if (side_unlikely(__atomic_load_n(&side_event_enable__##_identifier, \
1333 #define side_event_call(_identifier, _sav) \
1335 const struct side_arg side_sav[] = { _sav }; \
1336 const struct side_arg_vec side_arg_vec = { \
1338 .len = SIDE_ARRAY_SIZE(side_sav), \
1340 side_call(&(_identifier), &side_arg_vec); \
1343 #define side_event(_identifier, _sav) \
1344 side_event_cond(_identifier) \
1345 side_event_call(_identifier, SIDE_PARAM(_sav))
1347 #define side_event_call_variadic(_identifier, _sav, _var_fields, _attr) \
1349 const struct side_arg side_sav[] = { _sav }; \
1350 const struct side_arg_vec side_arg_vec = { \
1352 .len = SIDE_ARRAY_SIZE(side_sav), \
1354 const struct side_arg_dynamic_field side_fields[] = { _var_fields }; \
1355 const struct side_arg_dynamic_struct var_struct = { \
1356 .fields = side_fields, \
1358 .len = SIDE_ARRAY_SIZE(side_fields), \
1359 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1361 side_call_variadic(&(_identifier), &side_arg_vec, &var_struct); \
1364 #define side_event_variadic(_identifier, _sav, _var, _attr) \
1365 side_event_cond(_identifier) \
1366 side_event_call_variadic(_identifier, SIDE_PARAM(_sav), SIDE_PARAM(_var), SIDE_PARAM(_attr))
1368 #define _side_define_event(_linkage, _identifier, _provider, _event, _loglevel, _fields, _attr, _flags) \
1369 _linkage uintptr_t side_event_enable__##_identifier __attribute__((section("side_event_enable"))); \
1370 _linkage struct side_event_description __attribute__((section("side_event_description"))) \
1372 .enabled = &(side_event_enable__##_identifier), \
1373 .provider_name = _provider, \
1374 .event_name = _event, \
1375 .fields = _fields, \
1377 .callbacks = &side_empty_callback, \
1378 .flags = (_flags), \
1380 .loglevel = _loglevel, \
1381 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
1382 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
1383 .nr_callbacks = 0, \
1385 static const struct side_event_description *side_event_ptr__##_identifier \
1386 __attribute__((section("side_event_description_ptr"), used)) = &(_identifier);
1388 #define side_static_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1389 _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1390 SIDE_PARAM(_attr), 0)
1392 #define side_static_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1393 _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
1394 SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1396 #define side_hidden_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1397 _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, \
1398 _loglevel, SIDE_PARAM(_fields), SIDE_PARAM(_attr), 0)
1400 #define side_hidden_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1401 _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, \
1402 _loglevel, SIDE_PARAM(_fields), SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1404 #define side_export_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1405 _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, \
1406 _loglevel, SIDE_PARAM(_fields), SIDE_PARAM(_attr), 0)
1408 #define side_export_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
1409 _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, \
1410 _loglevel, SIDE_PARAM(_fields), SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
1412 #define side_declare_event(_identifier) \
1413 extern uintptr_t side_event_enable_##_identifier; \
1414 extern struct side_event_description _identifier
1416 extern const struct side_callback side_empty_callback
;
1418 void side_call(const struct side_event_description
*desc
,
1419 const struct side_arg_vec
*side_arg_vec
);
1420 void side_call_variadic(const struct side_event_description
*desc
,
1421 const struct side_arg_vec
*side_arg_vec
,
1422 const struct side_arg_dynamic_struct
*var_struct
);
1424 int side_tracer_callback_register(struct side_event_description
*desc
,
1425 void (*call
)(const struct side_event_description
*desc
,
1426 const struct side_arg_vec
*side_arg_vec
,
1429 int side_tracer_callback_variadic_register(struct side_event_description
*desc
,
1430 void (*call_variadic
)(const struct side_event_description
*desc
,
1431 const struct side_arg_vec
*side_arg_vec
,
1432 const struct side_arg_dynamic_struct
*var_struct
,
1435 int side_tracer_callback_unregister(struct side_event_description
*desc
,
1436 void (*call
)(const struct side_event_description
*desc
,
1437 const struct side_arg_vec
*side_arg_vec
,
1440 int side_tracer_callback_variadic_unregister(struct side_event_description
*desc
,
1441 void (*call_variadic
)(const struct side_event_description
*desc
,
1442 const struct side_arg_vec
*side_arg_vec
,
1443 const struct side_arg_dynamic_struct
*var_struct
,
1447 struct side_events_register_handle
*side_events_register(struct side_event_description
**events
,
1448 uint32_t nr_events
);
1449 void side_events_unregister(struct side_events_register_handle
*handle
);
1451 enum side_tracer_notification
{
1452 SIDE_TRACER_NOTIFICATION_INSERT_EVENTS
,
1453 SIDE_TRACER_NOTIFICATION_REMOVE_EVENTS
,
1456 /* Callback is invoked with side library internal lock held. */
1457 struct side_tracer_handle
*side_tracer_event_notification_register(
1458 void (*cb
)(enum side_tracer_notification notif
,
1459 struct side_event_description
**events
, uint32_t nr_events
, void *priv
),
1461 void side_tracer_event_notification_unregister(struct side_tracer_handle
*handle
);
1463 void side_init(void);
1464 void side_exit(void);
1467 * These weak symbols, the constructor, and destructor take care of
1468 * registering only _one_ instance of the side instrumentation per
1469 * shared-ojbect (or for the whole main program).
1471 extern struct side_event_description
* __start_side_event_description_ptr
[]
1472 __attribute__((weak
, visibility("hidden")));
1473 extern struct side_event_description
* __stop_side_event_description_ptr
[]
1474 __attribute__((weak
, visibility("hidden")));
1475 int side_event_description_ptr_registered
1476 __attribute__((weak
, visibility("hidden")));
1477 struct side_events_register_handle
*side_events_handle
1478 __attribute__((weak
, visibility("hidden")));
1481 side_event_description_ptr_init(void)
1482 __attribute__((no_instrument_function
))
1483 __attribute__((constructor
));
1485 side_event_description_ptr_init(void)
1487 if (side_event_description_ptr_registered
++)
1489 side_events_handle
= side_events_register(__start_side_event_description_ptr
,
1490 __stop_side_event_description_ptr
- __start_side_event_description_ptr
);
1494 side_event_description_ptr_exit(void)
1495 __attribute__((no_instrument_function
))
1496 __attribute__((destructor
));
1498 side_event_description_ptr_exit(void)
1500 if (--side_event_description_ptr_registered
)
1502 side_events_unregister(side_events_handle
);
1503 side_events_handle
= NULL
;
1506 #endif /* _SIDE_TRACE_H */