1 // SPDX-License-Identifier: MIT
3 * Copyright 2022 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
14 #include <side/macros.h>
16 /* SIDE stands for "Static Instrumentation Dynamically Enabled" */
18 //TODO: as those structures will be ABI, we need to either consider them
19 //fixed forever, or think of a scheme that would allow their binary
20 //representation to be extended if need be.
23 struct side_arg_vec_description
;
24 struct side_arg_dynamic_vec
;
25 struct side_arg_dynamic_vec_vla
;
26 struct side_type_description
;
27 struct side_event_field
;
28 struct side_tracer_visitor_ctx
;
29 struct side_tracer_dynamic_struct_visitor_ctx
;
30 struct side_tracer_dynamic_vla_visitor_ctx
;
53 SIDE_TYPE_ENUM_BITMAP8
,
54 SIDE_TYPE_ENUM_BITMAP16
,
55 SIDE_TYPE_ENUM_BITMAP32
,
56 SIDE_TYPE_ENUM_BITMAP64
,
58 SIDE_TYPE_FLOAT_BINARY16
,
59 SIDE_TYPE_FLOAT_BINARY32
,
60 SIDE_TYPE_FLOAT_BINARY64
,
61 SIDE_TYPE_FLOAT_BINARY128
,
68 SIDE_TYPE_VLA_VISITOR
,
91 enum side_dynamic_type
{
92 SIDE_DYNAMIC_TYPE_NULL
,
94 SIDE_DYNAMIC_TYPE_BOOL
,
97 SIDE_DYNAMIC_TYPE_U16
,
98 SIDE_DYNAMIC_TYPE_U32
,
99 SIDE_DYNAMIC_TYPE_U64
,
100 SIDE_DYNAMIC_TYPE_S8
,
101 SIDE_DYNAMIC_TYPE_S16
,
102 SIDE_DYNAMIC_TYPE_S32
,
103 SIDE_DYNAMIC_TYPE_S64
,
105 SIDE_DYNAMIC_TYPE_FLOAT_BINARY16
,
106 SIDE_DYNAMIC_TYPE_FLOAT_BINARY32
,
107 SIDE_DYNAMIC_TYPE_FLOAT_BINARY64
,
108 SIDE_DYNAMIC_TYPE_FLOAT_BINARY128
,
110 SIDE_DYNAMIC_TYPE_STRING
,
112 SIDE_DYNAMIC_TYPE_STRUCT
,
113 SIDE_DYNAMIC_TYPE_STRUCT_VISITOR
,
115 SIDE_DYNAMIC_TYPE_VLA
,
116 SIDE_DYNAMIC_TYPE_VLA_VISITOR
,
119 enum side_attr_type
{
131 SIDE_ATTR_TYPE_FLOAT_BINARY16
,
132 SIDE_ATTR_TYPE_FLOAT_BINARY32
,
133 SIDE_ATTR_TYPE_FLOAT_BINARY64
,
134 SIDE_ATTR_TYPE_FLOAT_BINARY128
,
136 SIDE_ATTR_TYPE_STRING
,
140 SIDE_LOGLEVEL_EMERG
= 0,
141 SIDE_LOGLEVEL_ALERT
= 1,
142 SIDE_LOGLEVEL_CRIT
= 2,
143 SIDE_LOGLEVEL_ERR
= 3,
144 SIDE_LOGLEVEL_WARNING
= 4,
145 SIDE_LOGLEVEL_NOTICE
= 5,
146 SIDE_LOGLEVEL_INFO
= 6,
147 SIDE_LOGLEVEL_DEBUG
= 7,
150 enum side_visitor_status
{
151 SIDE_VISITOR_STATUS_OK
= 0,
152 SIDE_VISITOR_STATUS_ERROR
= -1,
155 typedef enum side_visitor_status (*side_visitor
)(
156 const struct side_tracer_visitor_ctx
*tracer_ctx
,
158 typedef enum side_visitor_status (*side_dynamic_struct_visitor
)(
159 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
161 typedef enum side_visitor_status (*side_dynamic_vla_visitor
)(
162 const struct side_tracer_dynamic_vla_visitor_ctx
*tracer_ctx
,
165 struct side_attr_value
{
166 uint32_t type
; /* enum side_attr_type */
180 _Float16 side_float_binary16
;
183 _Float32 side_float_binary32
;
186 _Float64 side_float_binary64
;
189 _Float128 side_float_binary128
;
196 /* User attributes. */
199 const struct side_attr_value value
;
202 struct side_enum_mapping
{
208 struct side_enum_mappings
{
209 const struct side_enum_mapping
*mappings
;
210 uint32_t nr_mappings
;
213 struct side_enum_bitmap_mapping
{
219 struct side_enum_bitmap_mappings
{
220 const struct side_enum_bitmap_mapping
*mappings
;
221 uint32_t nr_mappings
;
224 struct side_type_description
{
225 uint32_t type
; /* enum side_type */
227 const struct side_attr
*attr
;
231 const struct side_event_field
*fields
;
235 const struct side_type_description
*elem_type
;
238 const struct side_type_description
*elem_type
;
241 const struct side_type_description
*elem_type
;
242 side_visitor visitor
;
244 const struct side_enum_mappings
*side_enum_mappings
;
245 const struct side_enum_bitmap_mappings
*side_enum_bitmap_mappings
;
249 struct side_event_field
{
250 const char *field_name
;
251 struct side_type_description side_type
;
254 enum side_event_flags
{
255 SIDE_EVENT_FLAG_VARIADIC
= (1 << 0),
258 struct side_event_description
{
261 uint32_t loglevel
; /* enum side_loglevel */
266 const char *provider_name
;
267 const char *event_name
;
268 const struct side_event_field
*fields
;
269 const struct side_attr
*attr
;
272 struct side_arg_dynamic_vec_vla
{
273 const struct side_arg_dynamic_vec
*sav
;
277 struct side_arg_dynamic_vec
{
278 uint32_t dynamic_type
; /* enum side_dynamic_type */
280 const struct side_attr
*attr
;
294 _Float16 side_float_binary16
;
297 _Float32 side_float_binary32
;
300 _Float64 side_float_binary64
;
303 _Float128 side_float_binary128
;
308 const struct side_arg_dynamic_event_struct
*side_dynamic_struct
;
311 side_dynamic_struct_visitor visitor
;
312 } side_dynamic_struct_visitor
;
314 const struct side_arg_dynamic_vec_vla
*side_dynamic_vla
;
317 side_dynamic_vla_visitor visitor
;
318 } side_dynamic_vla_visitor
;
322 struct side_arg_dynamic_event_field
{
323 const char *field_name
;
324 const struct side_arg_dynamic_vec elem
;
327 struct side_arg_dynamic_event_struct
{
328 const struct side_arg_dynamic_event_field
*fields
;
332 struct side_arg_vec
{
347 _Float16 side_float_binary16
;
350 _Float32 side_float_binary32
;
353 _Float64 side_float_binary64
;
356 _Float128 side_float_binary128
;
360 const struct side_arg_vec_description
*side_struct
;
361 const struct side_arg_vec_description
*side_array
;
362 const struct side_arg_vec_description
*side_vla
;
363 void *side_vla_app_visitor_ctx
;
365 void *side_array_fixint
;
371 struct side_arg_dynamic_vec dynamic
;
375 struct side_arg_vec_description
{
376 const struct side_arg_vec
*sav
;
380 /* The visitor pattern is a double-dispatch visitor. */
381 struct side_tracer_visitor_ctx
{
382 enum side_visitor_status (*write_elem
)(
383 const struct side_tracer_visitor_ctx
*tracer_ctx
,
384 const struct side_arg_vec
*elem
);
385 void *priv
; /* Private tracer context. */
388 struct side_tracer_dynamic_struct_visitor_ctx
{
389 enum side_visitor_status (*write_field
)(
390 const struct side_tracer_dynamic_struct_visitor_ctx
*tracer_ctx
,
391 const struct side_arg_dynamic_event_field
*dynamic_field
);
392 void *priv
; /* Private tracer context. */
395 struct side_tracer_dynamic_vla_visitor_ctx
{
396 enum side_visitor_status (*write_elem
)(
397 const struct side_tracer_dynamic_vla_visitor_ctx
*tracer_ctx
,
398 const struct side_arg_dynamic_vec
*elem
);
399 void *priv
; /* Private tracer context. */
402 #define side_attr(_key, _value) \
405 .value = SIDE_PARAM(_value), \
408 #define side_attr_list(...) \
409 SIDE_COMPOUND_LITERAL(const struct side_attr, __VA_ARGS__)
411 #define side_type_decl(_type, _attr) \
414 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
418 #define side_field(_name, _type, _attr) \
420 .field_name = _name, \
421 .side_type = side_type_decl(_type, SIDE_PARAM(_attr)), \
424 #define side_type_enum_decl(_type, _mappings, _attr) \
427 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
430 .side_enum_mappings = _mappings, \
433 #define _side_field_enum(_name, _type, _mappings, _attr) \
435 .field_name = _name, \
436 .side_type = side_type_enum_decl(_type, SIDE_PARAM(_mappings), SIDE_PARAM(_attr)), \
438 #define side_field_enum_u8(_name, _mappings, _attr) \
439 _side_field_enum(_name, SIDE_TYPE_ENUM_U8, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
440 #define side_field_enum_u16(_name, _mappings, _attr) \
441 _side_field_enum(_name, SIDE_TYPE_ENUM_U16, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
442 #define side_field_enum_u32(_name, _mappings, _attr) \
443 _side_field_enum(_name, SIDE_TYPE_ENUM_U32, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
444 #define side_field_enum_u64(_name, _mappings, _attr) \
445 _side_field_enum(_name, SIDE_TYPE_ENUM_U64, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
446 #define side_field_enum_s8(_name, _mappings, _attr) \
447 _side_field_enum(_name, SIDE_TYPE_ENUM_S8, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
448 #define side_field_enum_s16(_name, _mappings, _attr) \
449 _side_field_enum(_name, SIDE_TYPE_ENUM_S16, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
450 #define side_field_enum_s32(_name, _mappings, _attr) \
451 _side_field_enum(_name, SIDE_TYPE_ENUM_S32, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
452 #define side_field_enum_s64(_name, _mappings, _attr) \
453 _side_field_enum(_name, SIDE_TYPE_ENUM_S64, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
455 #define side_type_enum_bitmap_decl(_type, _mappings, _attr) \
458 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
461 .side_enum_bitmap_mappings = _mappings, \
464 #define _side_field_enum_bitmap(_name, _type, _mappings, _attr) \
466 .field_name = _name, \
467 .side_type = side_type_enum_bitmap_decl(_type, SIDE_PARAM(_mappings), SIDE_PARAM(_attr)), \
469 #define side_field_enum_bitmap8(_name, _mappings, _attr) \
470 _side_field_enum_bitmap(_name, SIDE_TYPE_ENUM_BITMAP8, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
471 #define side_field_enum_bitmap16(_name, _mappings, _attr) \
472 _side_field_enum_bitmap(_name, SIDE_TYPE_ENUM_BITMAP16, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
473 #define side_field_enum_bitmap32(_name, _mappings, _attr) \
474 _side_field_enum_bitmap(_name, SIDE_TYPE_ENUM_BITMAP32, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
475 #define side_field_enum_bitmap64(_name, _mappings, _attr) \
476 _side_field_enum_bitmap(_name, SIDE_TYPE_ENUM_BITMAP64, SIDE_PARAM(_mappings), SIDE_PARAM(_attr))
478 #define side_type_struct_decl(_fields, _attr) \
480 .type = SIDE_TYPE_STRUCT, \
481 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
485 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
490 #define side_field_struct(_name, _fields, _attr) \
492 .field_name = _name, \
493 .side_type = side_type_struct_decl(SIDE_PARAM(_fields), SIDE_PARAM(_attr)), \
496 #define side_type_array_decl(_elem_type, _length, _attr) \
498 .type = SIDE_TYPE_ARRAY, \
499 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
504 .elem_type = _elem_type, \
508 #define side_field_array(_name, _elem_type, _length, _attr) \
510 .field_name = _name, \
511 .side_type = side_type_array_decl(SIDE_PARAM(_elem_type), _length, SIDE_PARAM(_attr)), \
514 #define side_type_vla_decl(_elem_type, _attr) \
516 .type = SIDE_TYPE_VLA, \
517 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
521 .elem_type = _elem_type, \
525 #define side_field_vla(_name, _elem_type, _attr) \
527 .field_name = _name, \
528 .side_type = side_type_vla_decl(SIDE_PARAM(_elem_type), SIDE_PARAM(_attr)), \
531 #define side_type_vla_visitor_decl(_elem_type, _visitor, _attr) \
533 .type = SIDE_TYPE_VLA_VISITOR, \
534 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
537 .side_vla_visitor = { \
538 .elem_type = SIDE_PARAM(_elem_type), \
539 .visitor = _visitor, \
543 #define side_field_vla_visitor(_name, _elem_type, _visitor, _attr) \
545 .field_name = _name, \
546 .side_type = side_type_vla_visitor_decl(SIDE_PARAM(_elem_type), _visitor, SIDE_PARAM(_attr)), \
549 #define side_elem(...) \
550 SIDE_COMPOUND_LITERAL(const struct side_type_description, __VA_ARGS__)
552 #define side_elem_type(_type, _attr) \
553 side_elem(side_type_decl(_type, SIDE_PARAM(_attr)))
555 #define side_field_list(...) \
556 SIDE_COMPOUND_LITERAL(const struct side_event_field, __VA_ARGS__)
558 #define side_arg_bool(val) { .type = SIDE_TYPE_BOOL, .u = { .side_bool = !!(val) } }
559 #define side_arg_u8(val) { .type = SIDE_TYPE_U8, .u = { .side_u8 = (val) } }
560 #define side_arg_u16(val) { .type = SIDE_TYPE_U16, .u = { .side_u16 = (val) } }
561 #define side_arg_u32(val) { .type = SIDE_TYPE_U32, .u = { .side_u32 = (val) } }
562 #define side_arg_u64(val) { .type = SIDE_TYPE_U64, .u = { .side_u64 = (val) } }
563 #define side_arg_s8(val) { .type = SIDE_TYPE_S8, .u = { .side_s8 = (val) } }
564 #define side_arg_s16(val) { .type = SIDE_TYPE_S16, .u = { .side_s16 = (val) } }
565 #define side_arg_s32(val) { .type = SIDE_TYPE_S32, .u = { .side_s32 = (val) } }
566 #define side_arg_s64(val) { .type = SIDE_TYPE_S64, .u = { .side_s64 = (val) } }
567 #define side_arg_enum_u8(val) { .type = SIDE_TYPE_ENUM_U8, .u = { .side_u8 = (val) } }
568 #define side_arg_enum_u16(val) { .type = SIDE_TYPE_ENUM_U16, .u = { .side_u16 = (val) } }
569 #define side_arg_enum_u32(val) { .type = SIDE_TYPE_ENUM_U32, .u = { .side_u32 = (val) } }
570 #define side_arg_enum_u64(val) { .type = SIDE_TYPE_ENUM_U64, .u = { .side_u64 = (val) } }
571 #define side_arg_enum_s8(val) { .type = SIDE_TYPE_ENUM_S8, .u = { .side_s8 = (val) } }
572 #define side_arg_enum_s16(val) { .type = SIDE_TYPE_ENUM_S16, .u = { .side_s16 = (val) } }
573 #define side_arg_enum_s32(val) { .type = SIDE_TYPE_ENUM_S32, .u = { .side_s32 = (val) } }
574 #define side_arg_enum_s64(val) { .type = SIDE_TYPE_ENUM_S64, .u = { .side_s64 = (val) } }
575 #define side_arg_enum_bitmap8(val) { .type = SIDE_TYPE_ENUM_BITMAP8, .u = { .side_u8 = (val) } }
576 #define side_arg_enum_bitmap16(val) { .type = SIDE_TYPE_ENUM_BITMAP16, .u = { .side_u16 = (val) } }
577 #define side_arg_enum_bitmap32(val) { .type = SIDE_TYPE_ENUM_BITMAP32, .u = { .side_u32 = (val) } }
578 #define side_arg_enum_bitmap64(val) { .type = SIDE_TYPE_ENUM_BITMAP64, .u = { .side_u64 = (val) } }
579 #define side_arg_float_binary16(val) { .type = SIDE_TYPE_FLOAT_BINARY16, .u = { .side_float_binary16 = (val) } }
580 #define side_arg_float_binary32(val) { .type = SIDE_TYPE_FLOAT_BINARY32, .u = { .side_float_binary32 = (val) } }
581 #define side_arg_float_binary64(val) { .type = SIDE_TYPE_FLOAT_BINARY64, .u = { .side_float_binary64 = (val) } }
582 #define side_arg_float_binary128(val) { .type = SIDE_TYPE_FLOAT_BINARY128, .u = { .side_float_binary128 = (val) } }
584 #define side_arg_string(val) { .type = SIDE_TYPE_STRING, .u = { .string = (val) } }
585 #define side_arg_struct(_side_type) { .type = SIDE_TYPE_STRUCT, .u = { .side_struct = (_side_type) } }
586 #define side_arg_array(_side_type) { .type = SIDE_TYPE_ARRAY, .u = { .side_array = (_side_type) } }
587 #define side_arg_vla(_side_type) { .type = SIDE_TYPE_VLA, .u = { .side_vla = (_side_type) } }
588 #define side_arg_vla_visitor(_ctx) { .type = SIDE_TYPE_VLA_VISITOR, .u = { .side_vla_app_visitor_ctx = (_ctx) } }
590 #define side_arg_array_u8(_ptr) { .type = SIDE_TYPE_ARRAY_U8, .u = { .side_array_fixint = (_ptr) } }
591 #define side_arg_array_u16(_ptr) { .type = SIDE_TYPE_ARRAY_U16, .u = { .side_array_fixint = (_ptr) } }
592 #define side_arg_array_u32(_ptr) { .type = SIDE_TYPE_ARRAY_U32, .u = { .side_array_fixint = (_ptr) } }
593 #define side_arg_array_u64(_ptr) { .type = SIDE_TYPE_ARRAY_U64, .u = { .side_array_fixint = (_ptr) } }
594 #define side_arg_array_s8(_ptr) { .type = SIDE_TYPE_ARRAY_S8, .u = { .side_array_fixint = (_ptr) } }
595 #define side_arg_array_s16(_ptr) { .type = SIDE_TYPE_ARRAY_S16, .u = { .side_array_fixint = (_ptr) } }
596 #define side_arg_array_s32(_ptr) { .type = SIDE_TYPE_ARRAY_S32, .u = { .side_array_fixint = (_ptr) } }
597 #define side_arg_array_s64(_ptr) { .type = SIDE_TYPE_ARRAY_S64, .u = { .side_array_fixint = (_ptr) } }
599 #define side_arg_vla_u8(_ptr, _length) { .type = SIDE_TYPE_VLA_U8, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } }
600 #define side_arg_vla_u16(_ptr, _length) { .type = SIDE_TYPE_VLA_U16, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
601 #define side_arg_vla_u32(_ptr, _length) { .type = SIDE_TYPE_VLA_U32, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
602 #define side_arg_vla_u64(_ptr, _length) { .type = SIDE_TYPE_VLA_U64, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
603 #define side_arg_vla_s8(_ptr, _length) { .type = SIDE_TYPE_VLA_S8, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
604 #define side_arg_vla_s16(_ptr, _length) { .type = SIDE_TYPE_VLA_S16, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
605 #define side_arg_vla_s32(_ptr, _length) { .type = SIDE_TYPE_VLA_S32, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
606 #define side_arg_vla_s64(_ptr, _length) { .type = SIDE_TYPE_VLA_S64, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
608 #define side_arg_dynamic(dynamic_arg_type) \
610 .type = SIDE_TYPE_DYNAMIC, \
612 .dynamic = dynamic_arg_type, \
616 #define side_arg_dynamic_null(_attr) \
618 .dynamic_type = SIDE_DYNAMIC_TYPE_NULL, \
619 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
623 #define side_arg_dynamic_bool(_val, _attr) \
625 .dynamic_type = SIDE_DYNAMIC_TYPE_BOOL, \
626 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
629 .side_bool = !!(_val), \
633 #define side_arg_dynamic_u8(_val, _attr) \
635 .dynamic_type = SIDE_DYNAMIC_TYPE_U8, \
636 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
642 #define side_arg_dynamic_u16(_val, _attr) \
644 .dynamic_type = SIDE_DYNAMIC_TYPE_U16, \
645 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
648 .side_u16 = (_val), \
651 #define side_arg_dynamic_u32(_val, _attr) \
653 .dynamic_type = SIDE_DYNAMIC_TYPE_U32, \
654 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
657 .side_u32 = (_val), \
660 #define side_arg_dynamic_u64(_val, _attr) \
662 .dynamic_type = SIDE_DYNAMIC_TYPE_U64, \
663 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
666 .side_u64 = (_val), \
670 #define side_arg_dynamic_s8(_val, _attr) \
672 .dynamic_type = SIDE_DYNAMIC_TYPE_S8, \
673 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
679 #define side_arg_dynamic_s16(_val, _attr) \
681 .dynamic_type = SIDE_DYNAMIC_TYPE_S16, \
682 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
685 .side_s16 = (_val), \
688 #define side_arg_dynamic_s32(_val, _attr) \
690 .dynamic_type = SIDE_DYNAMIC_TYPE_S32, \
691 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
694 .side_s32 = (_val), \
697 #define side_arg_dynamic_s64(_val, _attr) \
699 .dynamic_type = SIDE_DYNAMIC_TYPE_S64, \
700 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
703 .side_s64 = (_val), \
707 #define side_arg_dynamic_float_binary16(_val, _attr) \
709 .dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY16, \
710 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
713 .side_float_binary16 = (_val), \
716 #define side_arg_dynamic_float_binary32(_val, _attr) \
718 .dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY32, \
719 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
722 .side_float_binary32 = (_val), \
725 #define side_arg_dynamic_float_binary64(_val, _attr) \
727 .dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY64, \
728 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
731 .side_float_binary64 = (_val), \
734 #define side_arg_dynamic_float_binary128(_val, _attr) \
736 .dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY128, \
737 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
740 .side_float_binary128 = (_val), \
744 #define side_arg_dynamic_string(_val, _attr) \
746 .dynamic_type = SIDE_DYNAMIC_TYPE_STRING, \
747 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
754 #define side_arg_dynamic_vla(_vla, _attr) \
756 .dynamic_type = SIDE_DYNAMIC_TYPE_VLA, \
757 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
760 .side_dynamic_vla = (_vla), \
764 #define side_arg_dynamic_vla_visitor(_dynamic_vla_visitor, _ctx, _attr) \
766 .dynamic_type = SIDE_DYNAMIC_TYPE_VLA_VISITOR, \
767 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
770 .side_dynamic_vla_visitor = { \
772 .visitor = _dynamic_vla_visitor, \
777 #define side_arg_dynamic_struct(_struct, _attr) \
779 .dynamic_type = SIDE_DYNAMIC_TYPE_STRUCT, \
780 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
783 .side_dynamic_struct = (_struct), \
787 #define side_arg_dynamic_struct_visitor(_dynamic_struct_visitor, _ctx, _attr) \
789 .dynamic_type = SIDE_DYNAMIC_TYPE_STRUCT_VISITOR, \
790 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
793 .side_dynamic_struct_visitor = { \
795 .visitor = _dynamic_struct_visitor, \
800 #define side_arg_dynamic_define_vec(_identifier, _sav) \
801 const struct side_arg_dynamic_vec _identifier##_vec[] = { _sav }; \
802 const struct side_arg_dynamic_vec_vla _identifier = { \
803 .sav = _identifier##_vec, \
804 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
807 #define side_arg_dynamic_define_struct(_identifier, _struct_fields) \
808 const struct side_arg_dynamic_event_field _identifier##_fields[] = { _struct_fields }; \
809 const struct side_arg_dynamic_event_struct _identifier = { \
810 .fields = _identifier##_fields, \
811 .len = SIDE_ARRAY_SIZE(_identifier##_fields), \
814 #define side_arg_define_vec(_identifier, _sav) \
815 const struct side_arg_vec _identifier##_vec[] = { _sav }; \
816 const struct side_arg_vec_description _identifier = { \
817 .sav = _identifier##_vec, \
818 .len = SIDE_ARRAY_SIZE(_identifier##_vec), \
821 #define side_arg_dynamic_field(_name, _elem) \
823 .field_name = _name, \
827 #define side_arg_list(...) __VA_ARGS__
829 #define side_attr_bool(val) { .type = SIDE_ATTR_TYPE_BOOL, .u = { .side_bool = !!(val) } }
830 #define side_attr_u8(val) { .type = SIDE_ATTR_TYPE_U8, .u = { .side_u8 = (val) } }
831 #define side_attr_u16(val) { .type = SIDE_ATTR_TYPE_U16, .u = { .side_u16 = (val) } }
832 #define side_attr_u32(val) { .type = SIDE_ATTR_TYPE_U32, .u = { .side_u32 = (val) } }
833 #define side_attr_u64(val) { .type = SIDE_ATTR_TYPE_U64, .u = { .side_u64 = (val) } }
834 #define side_attr_s8(val) { .type = SIDE_ATTR_TYPE_S8, .u = { .side_s8 = (val) } }
835 #define side_attr_s16(val) { .type = SIDE_ATTR_TYPE_S16, .u = { .side_s16 = (val) } }
836 #define side_attr_s32(val) { .type = SIDE_ATTR_TYPE_S32, .u = { .side_s32 = (val) } }
837 #define side_attr_s64(val) { .type = SIDE_ATTR_TYPE_S64, .u = { .side_s64 = (val) } }
838 #define side_attr_float_binary16(val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY16, .u = { .side_float_binary16 = (val) } }
839 #define side_attr_float_binary32(val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY32, .u = { .side_float_binary32 = (val) } }
840 #define side_attr_float_binary64(val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY64, .u = { .side_float_binary64 = (val) } }
841 #define side_attr_float_binary128(val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY128, .u = { .side_float_binary128 = (val) } }
842 #define side_attr_string(val) { .type = SIDE_ATTR_TYPE_STRING, .u = { .string = (val) } }
844 #define side_event_cond(desc) if (side_unlikely((desc)->enabled))
846 #define side_event_call(desc, _sav) \
848 const struct side_arg_vec side_sav[] = { _sav }; \
849 const struct side_arg_vec_description sav_desc = { \
851 .len = SIDE_ARRAY_SIZE(side_sav), \
853 side_call(desc, &sav_desc); \
856 #define side_event(desc, sav) \
857 side_event_cond(desc) \
858 side_event_call(desc, SIDE_PARAM(sav))
860 #define side_event_call_variadic(desc, _sav, _var_fields) \
862 const struct side_arg_vec side_sav[] = { _sav }; \
863 const struct side_arg_vec_description sav_desc = { \
865 .len = SIDE_ARRAY_SIZE(side_sav), \
867 const struct side_arg_dynamic_event_field side_fields[] = { _var_fields }; \
868 const struct side_arg_dynamic_event_struct var_struct = { \
869 .fields = side_fields, \
870 .len = SIDE_ARRAY_SIZE(side_fields), \
872 side_call_variadic(desc, &sav_desc, &var_struct); \
875 #define side_event_variadic(desc, sav, var) \
876 side_event_cond(desc) \
877 side_event_call_variadic(desc, SIDE_PARAM(sav), SIDE_PARAM(var))
879 #define side_define_enum(_identifier, _mappings) \
880 const struct side_enum_mappings _identifier = { \
881 .mappings = _mappings, \
882 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
885 #define side_enum_mapping_list(...) \
886 SIDE_COMPOUND_LITERAL(const struct side_enum_mapping, __VA_ARGS__)
888 #define side_enum_mapping_range(_label, _begin, _end) \
890 .range_begin = _begin, \
895 #define side_enum_mapping_value(_label, _value) \
897 .range_begin = _value, \
898 .range_end = _value, \
902 #define side_define_enum_bitmap(_identifier, _mappings) \
903 const struct side_enum_bitmap_mappings _identifier = { \
904 .mappings = _mappings, \
905 .nr_mappings = SIDE_ARRAY_SIZE(SIDE_PARAM(_mappings)), \
908 #define side_enum_bitmap_mapping_list(...) \
909 SIDE_COMPOUND_LITERAL(const struct side_enum_bitmap_mapping, __VA_ARGS__)
911 #define side_enum_bitmap_mapping_range(_label, _begin, _end) \
913 .range_begin = _begin, \
918 #define side_enum_bitmap_mapping_value(_label, _value) \
920 .range_begin = _value, \
921 .range_end = _value, \
925 #define _side_define_event(_identifier, _provider, _event, _loglevel, _fields, _attr, _flags) \
926 struct side_event_description _identifier = { \
929 .loglevel = _loglevel, \
930 .nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
931 .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
933 .provider_name = _provider, \
934 .event_name = _event, \
939 #define side_define_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
940 _side_define_event(_identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
941 SIDE_PARAM(_attr), 0)
943 #define side_define_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
944 _side_define_event(_identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
945 SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
947 #define side_declare_event(_identifier) \
948 struct side_event_description _identifier
950 void side_call(const struct side_event_description
*desc
,
951 const struct side_arg_vec_description
*sav_desc
);
952 void side_call_variadic(const struct side_event_description
*desc
,
953 const struct side_arg_vec_description
*sav_desc
,
954 const struct side_arg_dynamic_event_struct
*var_struct
);
956 #endif /* _SIDE_TRACE_H */