#include <stdio.h>
#include <math.h>
#include <side/macros.h>
+#include <side/endian.h>
/* SIDE stands for "Static Instrumentation Dynamically Enabled" */
struct side_tracer_dynamic_vla_visitor_ctx;
struct side_event_description;
struct side_arg_dynamic_event_struct;
+struct side_events_register_handle;
enum side_type {
/* Basic types */
SIDE_TYPE_S32,
SIDE_TYPE_S64,
SIDE_TYPE_BYTE,
+ SIDE_TYPE_POINTER,
SIDE_TYPE_FLOAT_BINARY16,
SIDE_TYPE_FLOAT_BINARY32,
SIDE_TYPE_FLOAT_BINARY64,
SIDE_TYPE_ARRAY_S32,
SIDE_TYPE_ARRAY_S64,
SIDE_TYPE_ARRAY_BYTE,
+ SIDE_TYPE_ARRAY_POINTER,
SIDE_TYPE_VLA_U8,
SIDE_TYPE_VLA_U16,
SIDE_TYPE_VLA_S32,
SIDE_TYPE_VLA_S64,
SIDE_TYPE_VLA_BYTE,
+ SIDE_TYPE_VLA_POINTER,
/* Enumeration types */
SIDE_TYPE_ENUM,
SIDE_DYNAMIC_TYPE_S32,
SIDE_DYNAMIC_TYPE_S64,
SIDE_DYNAMIC_TYPE_BYTE,
+ SIDE_DYNAMIC_TYPE_POINTER,
SIDE_DYNAMIC_TYPE_FLOAT_BINARY16,
SIDE_DYNAMIC_TYPE_FLOAT_BINARY32,
SIDE_DYNAMIC_TYPE_FLOAT_BINARY64,
SIDE_ATTR_TYPE_S16,
SIDE_ATTR_TYPE_S32,
SIDE_ATTR_TYPE_S64,
+ SIDE_ATTR_TYPE_POINTER,
SIDE_ATTR_TYPE_FLOAT_BINARY16,
SIDE_ATTR_TYPE_FLOAT_BINARY32,
SIDE_ATTR_TYPE_FLOAT_BINARY64,
SIDE_VISITOR_STATUS_ERROR = -1,
};
+enum side_error {
+ SIDE_ERROR_OK = 0,
+ SIDE_ERROR_INVAL = 1,
+ SIDE_ERROR_EXIST = 2,
+ SIDE_ERROR_NOMEM = 3,
+ SIDE_ERROR_NOENT = 4,
+ SIDE_ERROR_EXITING = 5,
+};
+
+enum side_type_byte_order {
+ SIDE_TYPE_BYTE_ORDER_LE = 0,
+ SIDE_TYPE_BYTE_ORDER_BE = 1,
+};
+
+#if (SIDE_BYTE_ORDER == SIDE_LITTLE_ENDIAN)
+# define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
+#else
+# define SIDE_TYPE_BYTE_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
+#endif
+
+#if (SIDE_FLOAT_WORD_ORDER == SIDE_LITTLE_ENDIAN)
+# define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_LE
+#else
+# define SIDE_TYPE_FLOAT_WORD_ORDER_HOST SIDE_TYPE_BYTE_ORDER_BE
+#endif
+
typedef enum side_visitor_status (*side_visitor)(
const struct side_tracer_visitor_ctx *tracer_ctx,
void *app_ctx);
int16_t side_s16;
int32_t side_s32;
int64_t side_s64;
+ uintptr_t side_pointer;
#if __HAVE_FLOAT16
_Float16 side_float_binary16;
#endif
};
struct side_enum_bitmap_mapping {
- int64_t range_begin;
- int64_t range_end;
+ uint64_t range_begin;
+ uint64_t range_end;
const char *label;
};
struct {
const struct side_attr *attr;
uint32_t nr_attr;
+ uint32_t byte_order; /* enum side_type_byte_order */
} side_basic;
/* Compound types */
void *priv;
};
-struct side_callbacks {
- struct side_callback *cb;
- uint32_t nr_cb;
-};
-
struct side_event_description {
- uint32_t version;
- uint32_t *enabled;
- uint32_t loglevel; /* enum side_loglevel */
- uint32_t nr_fields;
- uint32_t nr_attr;
- uint32_t _unused;
- uint64_t flags;
+ uintptr_t *enabled;
const char *provider_name;
const char *event_name;
const struct side_event_field *fields;
const struct side_attr *attr;
- struct side_callbacks *callbacks;
+ const struct side_callback *callbacks;
+ uint64_t flags;
+ uint32_t version;
+ uint32_t loglevel; /* enum side_loglevel */
+ uint32_t nr_fields;
+ uint32_t nr_attr;
+ uint32_t nr_callbacks;
};
struct side_arg_dynamic_vec {
struct {
const struct side_attr *attr;
uint32_t nr_attr;
+ uint32_t byte_order; /* enum side_type_byte_order */
union {
uint8_t side_bool;
uint8_t side_u8;
int32_t side_s32;
int64_t side_s64;
uint8_t side_byte;
+ uintptr_t side_pointer;
#if __HAVE_FLOAT16
_Float16 side_float_binary16;
#endif
int32_t side_s32;
int64_t side_s64;
uint8_t side_byte;
+ uintptr_t side_pointer;
#if __HAVE_FLOAT16
_Float16 side_float_binary16;
#endif
#define side_attr_s16(_val) { .type = SIDE_ATTR_TYPE_S16, .u = { .side_s16 = (_val) } }
#define side_attr_s32(_val) { .type = SIDE_ATTR_TYPE_S32, .u = { .side_s32 = (_val) } }
#define side_attr_s64(_val) { .type = SIDE_ATTR_TYPE_S64, .u = { .side_s64 = (_val) } }
+#define side_attr_pointer(_val) { .type = SIDE_ATTR_TYPE_POINTER, .u = { .side_pointer = (uintptr_t) (_val) } }
#define side_attr_float_binary16(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY16, .u = { .side_float_binary16 = (_val) } }
#define side_attr_float_binary32(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY32, .u = { .side_float_binary32 = (_val) } }
#define side_attr_float_binary64(_val) { .type = SIDE_ATTR_TYPE_FLOAT_BINARY64, .u = { .side_float_binary64 = (_val) } }
/* Static field definition */
-#define _side_type_basic(_type, _attr) \
+#define _side_type_basic(_type, _byte_order, _attr) \
{ \
.type = _type, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
}, \
}, \
}
-#define side_type_bool(_attr) _side_type_basic(SIDE_TYPE_BOOL, SIDE_PARAM(_attr))
-#define side_type_u8(_attr) _side_type_basic(SIDE_TYPE_U8, SIDE_PARAM(_attr))
-#define side_type_u16(_attr) _side_type_basic(SIDE_TYPE_U16, SIDE_PARAM(_attr))
-#define side_type_u32(_attr) _side_type_basic(SIDE_TYPE_U32, SIDE_PARAM(_attr))
-#define side_type_u64(_attr) _side_type_basic(SIDE_TYPE_U64, SIDE_PARAM(_attr))
-#define side_type_s8(_attr) _side_type_basic(SIDE_TYPE_S8, SIDE_PARAM(_attr))
-#define side_type_s16(_attr) _side_type_basic(SIDE_TYPE_S16, SIDE_PARAM(_attr))
-#define side_type_s32(_attr) _side_type_basic(SIDE_TYPE_S32, SIDE_PARAM(_attr))
-#define side_type_s64(_attr) _side_type_basic(SIDE_TYPE_S64, SIDE_PARAM(_attr))
-#define side_type_byte(_attr) _side_type_basic(SIDE_TYPE_BYTE, SIDE_PARAM(_attr))
-#define side_type_float_binary16(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY16, SIDE_PARAM(_attr))
-#define side_type_float_binary32(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY32, SIDE_PARAM(_attr))
-#define side_type_float_binary64(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY64, SIDE_PARAM(_attr))
-#define side_type_float_binary128(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY128, SIDE_PARAM(_attr))
-#define side_type_string(_attr) _side_type_basic(SIDE_TYPE_STRING, SIDE_PARAM(_attr))
-#define side_type_dynamic(_attr) _side_type_basic(SIDE_TYPE_DYNAMIC, SIDE_PARAM(_attr))
-
#define _side_field(_name, _type) \
{ \
.field_name = _name, \
.side_type = _type, \
}
+/* Host endian */
+#define side_type_bool(_attr) _side_type_basic(SIDE_TYPE_BOOL, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_u8(_attr) _side_type_basic(SIDE_TYPE_U8, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_u16(_attr) _side_type_basic(SIDE_TYPE_U16, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_u32(_attr) _side_type_basic(SIDE_TYPE_U32, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_u64(_attr) _side_type_basic(SIDE_TYPE_U64, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_s8(_attr) _side_type_basic(SIDE_TYPE_S8, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_s16(_attr) _side_type_basic(SIDE_TYPE_S16, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_s32(_attr) _side_type_basic(SIDE_TYPE_S32, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_s64(_attr) _side_type_basic(SIDE_TYPE_S64, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_byte(_attr) _side_type_basic(SIDE_TYPE_BYTE, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_pointer(_attr) _side_type_basic(SIDE_TYPE_POINTER, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_float_binary16(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_float_binary32(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_float_binary64(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_float_binary128(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_string(_attr) _side_type_basic(SIDE_TYPE_STRING, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_type_dynamic(_attr) _side_type_basic(SIDE_TYPE_DYNAMIC, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+
#define side_field_bool(_name, _attr) _side_field(_name, side_type_bool(SIDE_PARAM(_attr)))
#define side_field_u8(_name, _attr) _side_field(_name, side_type_u8(SIDE_PARAM(_attr)))
#define side_field_u16(_name, _attr) _side_field(_name, side_type_u16(SIDE_PARAM(_attr)))
#define side_field_s32(_name, _attr) _side_field(_name, side_type_s32(SIDE_PARAM(_attr)))
#define side_field_s64(_name, _attr) _side_field(_name, side_type_s64(SIDE_PARAM(_attr)))
#define side_field_byte(_name, _attr) _side_field(_name, side_type_byte(SIDE_PARAM(_attr)))
+#define side_field_pointer(_name, _attr) _side_field(_name, side_type_pointer(SIDE_PARAM(_attr)))
#define side_field_float_binary16(_name, _attr) _side_field(_name, side_type_float_binary16(SIDE_PARAM(_attr)))
#define side_field_float_binary32(_name, _attr) _side_field(_name, side_type_float_binary32(SIDE_PARAM(_attr)))
#define side_field_float_binary64(_name, _attr) _side_field(_name, side_type_float_binary64(SIDE_PARAM(_attr)))
#define side_field_string(_name, _attr) _side_field(_name, side_type_string(SIDE_PARAM(_attr)))
#define side_field_dynamic(_name, _attr) _side_field(_name, side_type_dynamic(SIDE_PARAM(_attr)))
+/* Little endian */
+#define side_type_u16_le(_attr) _side_type_basic(SIDE_TYPE_U16, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_u32_le(_attr) _side_type_basic(SIDE_TYPE_U32, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_u64_le(_attr) _side_type_basic(SIDE_TYPE_U64, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_s16_le(_attr) _side_type_basic(SIDE_TYPE_S16, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_s32_le(_attr) _side_type_basic(SIDE_TYPE_S32, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_s64_le(_attr) _side_type_basic(SIDE_TYPE_S64, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_pointer_le(_attr) _side_type_basic(SIDE_TYPE_POINTER, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_float_binary16_le(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_float_binary32_le(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_float_binary64_le(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_type_float_binary128_le(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+
+#define side_field_u16_le(_name, _attr) _side_field(_name, side_type_u16_le(SIDE_PARAM(_attr)))
+#define side_field_u32_le(_name, _attr) _side_field(_name, side_type_u32_le(SIDE_PARAM(_attr)))
+#define side_field_u64_le(_name, _attr) _side_field(_name, side_type_u64_le(SIDE_PARAM(_attr)))
+#define side_field_s16_le(_name, _attr) _side_field(_name, side_type_s16_le(SIDE_PARAM(_attr)))
+#define side_field_s32_le(_name, _attr) _side_field(_name, side_type_s32_le(SIDE_PARAM(_attr)))
+#define side_field_s64_le(_name, _attr) _side_field(_name, side_type_s64_le(SIDE_PARAM(_attr)))
+#define side_field_pointer_le(_name, _attr) _side_field(_name, side_type_pointer_le(SIDE_PARAM(_attr)))
+#define side_field_float_binary16_le(_name, _attr) _side_field(_name, side_type_float_binary16_le(SIDE_PARAM(_attr)))
+#define side_field_float_binary32_le(_name, _attr) _side_field(_name, side_type_float_binary32_le(SIDE_PARAM(_attr)))
+#define side_field_float_binary64_le(_name, _attr) _side_field(_name, side_type_float_binary64_le(SIDE_PARAM(_attr)))
+#define side_field_float_binary128_le(_name, _attr) _side_field(_name, side_type_float_binary128_le(SIDE_PARAM(_attr)))
+
+/* Big endian */
+#define side_type_u16_be(_attr) _side_type_basic(SIDE_TYPE_U16, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_u32_be(_attr) _side_type_basic(SIDE_TYPE_U32, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_u64_be(_attr) _side_type_basic(SIDE_TYPE_U64, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_s16_be(_attr) _side_type_basic(SIDE_TYPE_S16, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_s32_be(_attr) _side_type_basic(SIDE_TYPE_S32, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_s64_be(_attr) _side_type_basic(SIDE_TYPE_S64, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_pointer_be(_attr) _side_type_basic(SIDE_TYPE_POINTER, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_float_binary16_be(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY16, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_float_binary32_be(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY32, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_float_binary64_be(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY64, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_type_float_binary128_be(_attr) _side_type_basic(SIDE_TYPE_FLOAT_BINARY128, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+
+#define side_field_u16_be(_name, _attr) _side_field(_name, side_type_u16_be(SIDE_PARAM(_attr)))
+#define side_field_u32_be(_name, _attr) _side_field(_name, side_type_u32_be(SIDE_PARAM(_attr)))
+#define side_field_u64_be(_name, _attr) _side_field(_name, side_type_u64_be(SIDE_PARAM(_attr)))
+#define side_field_s16_be(_name, _attr) _side_field(_name, side_type_s16_be(SIDE_PARAM(_attr)))
+#define side_field_s32_be(_name, _attr) _side_field(_name, side_type_s32_be(SIDE_PARAM(_attr)))
+#define side_field_s64_be(_name, _attr) _side_field(_name, side_type_s64_be(SIDE_PARAM(_attr)))
+#define side_field_pointer_be(_name, _attr) _side_field(_name, side_type_pointer_be(SIDE_PARAM(_attr)))
+#define side_field_float_binary16_be(_name, _attr) _side_field(_name, side_type_float_binary16_be(SIDE_PARAM(_attr)))
+#define side_field_float_binary32_be(_name, _attr) _side_field(_name, side_type_float_binary32_be(SIDE_PARAM(_attr)))
+#define side_field_float_binary64_be(_name, _attr) _side_field(_name, side_type_float_binary64_be(SIDE_PARAM(_attr)))
+#define side_field_float_binary128_be(_name, _attr) _side_field(_name, side_type_float_binary128_be(SIDE_PARAM(_attr)))
+
#define side_type_enum(_mappings, _elem_type) \
{ \
.type = SIDE_TYPE_ENUM, \
#define side_arg_s32(_val) { .type = SIDE_TYPE_S32, .u = { .side_s32 = (_val) } }
#define side_arg_s64(_val) { .type = SIDE_TYPE_S64, .u = { .side_s64 = (_val) } }
#define side_arg_byte(_val) { .type = SIDE_TYPE_BYTE, .u = { .side_byte = (_val) } }
+#define side_arg_pointer(_val) { .type = SIDE_TYPE_POINTER, .u = { .side_pointer = (uintptr_t) (_val) } }
#define side_arg_enum_bitmap8(_val) { .type = SIDE_TYPE_ENUM_BITMAP8, .u = { .side_u8 = (_val) } }
#define side_arg_enum_bitmap16(_val) { .type = SIDE_TYPE_ENUM_BITMAP16, .u = { .side_u16 = (_val) } }
#define side_arg_enum_bitmap32(_val) { .type = SIDE_TYPE_ENUM_BITMAP32, .u = { .side_u32 = (_val) } }
#define side_arg_array_s32(_ptr) { .type = SIDE_TYPE_ARRAY_S32, .u = { .side_array_fixint = (_ptr) } }
#define side_arg_array_s64(_ptr) { .type = SIDE_TYPE_ARRAY_S64, .u = { .side_array_fixint = (_ptr) } }
#define side_arg_array_byte(_ptr) { .type = SIDE_TYPE_ARRAY_BYTE, .u = { .side_array_fixint = (_ptr) } }
+#define side_arg_array_pointer(_ptr) { .type = SIDE_TYPE_ARRAY_POINTER, .u = { .side_array_fixint = (_ptr) } }
#define side_arg_vla_u8(_ptr, _length) { .type = SIDE_TYPE_VLA_U8, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } }
#define side_arg_vla_u16(_ptr, _length) { .type = SIDE_TYPE_VLA_U16, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
#define side_arg_vla_s32(_ptr, _length) { .type = SIDE_TYPE_VLA_S32, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
#define side_arg_vla_s64(_ptr, _length) { .type = SIDE_TYPE_VLA_S64, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
#define side_arg_vla_byte(_ptr, _length) { .type = SIDE_TYPE_VLA_BYTE, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
+#define side_arg_vla_pointer(_ptr, _length) { .type = SIDE_TYPE_VLA_POINTER, .u = { .side_vla_fixint = { .p = (_ptr), .length = (_length) } } }
#define side_arg_dynamic(_dynamic_arg_type) \
{ \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
}, \
}, \
}
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
.u = { \
.side_bool = !!(_val), \
}, \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
.u = { \
.side_u8 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_u16(_val, _attr) \
+#define side_arg_dynamic_s8(_val, _attr) \
{ \
- .dynamic_type = SIDE_DYNAMIC_TYPE_U16, \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_S8, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
.u = { \
- .side_u16 = (_val), \
+ .side_s8 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_u32(_val, _attr) \
+#define side_arg_dynamic_byte(_val, _attr) \
{ \
- .dynamic_type = SIDE_DYNAMIC_TYPE_U32, \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_BYTE, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
.u = { \
- .side_u32 = (_val), \
+ .side_byte = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_u64(_val, _attr) \
+#define side_arg_dynamic_string(_val, _attr) \
{ \
- .dynamic_type = SIDE_DYNAMIC_TYPE_U64, \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_STRING, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = SIDE_TYPE_BYTE_ORDER_HOST, \
.u = { \
- .side_u64 = (_val), \
+ .string = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_s8(_val, _attr) \
+#define _side_arg_dynamic_u16(_val, _byte_order, _attr) \
{ \
- .dynamic_type = SIDE_DYNAMIC_TYPE_S8, \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_U16, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
- .side_s8 = (_val), \
+ .side_u16 = (_val), \
+ }, \
+ }, \
+ }, \
+ }
+#define _side_arg_dynamic_u32(_val, _byte_order, _attr) \
+ { \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_U32, \
+ .u = { \
+ .side_basic = { \
+ .attr = _attr, \
+ .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
+ .u = { \
+ .side_u32 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_s16(_val, _attr) \
+#define _side_arg_dynamic_u64(_val, _byte_order, _attr) \
+ { \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_U64, \
+ .u = { \
+ .side_basic = { \
+ .attr = _attr, \
+ .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
+ .u = { \
+ .side_u64 = (_val), \
+ }, \
+ }, \
+ }, \
+ }
+
+#define _side_arg_dynamic_s16(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_S16, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_s16 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_s32(_val, _attr) \
+#define _side_arg_dynamic_s32(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_S32, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_s32 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_s64(_val, _attr) \
+#define _side_arg_dynamic_s64(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_S64, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_s64 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_byte(_val, _attr) \
+#define _side_arg_dynamic_pointer(_val, _byte_order, _attr) \
{ \
- .dynamic_type = SIDE_DYNAMIC_TYPE_BYTE, \
+ .dynamic_type = SIDE_DYNAMIC_TYPE_POINTER, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
- .side_byte = (_val), \
+ .side_pointer = (uintptr_t) (_val), \
}, \
}, \
}, \
}
-
-#define side_arg_dynamic_float_binary16(_val, _attr) \
+#define _side_arg_dynamic_float_binary16(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY16, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_float_binary16 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_float_binary32(_val, _attr) \
+#define _side_arg_dynamic_float_binary32(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY32, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_float_binary32 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_float_binary64(_val, _attr) \
+#define _side_arg_dynamic_float_binary64(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY64, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_float_binary64 = (_val), \
}, \
}, \
}, \
}
-#define side_arg_dynamic_float_binary128(_val, _attr) \
+#define _side_arg_dynamic_float_binary128(_val, _byte_order, _attr) \
{ \
.dynamic_type = SIDE_DYNAMIC_TYPE_FLOAT_BINARY128, \
.u = { \
.side_basic = { \
.attr = _attr, \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .byte_order = _byte_order, \
.u = { \
.side_float_binary128 = (_val), \
}, \
}, \
}
-#define side_arg_dynamic_string(_val, _attr) \
- { \
- .dynamic_type = SIDE_DYNAMIC_TYPE_STRING, \
- .u = { \
- .side_basic = { \
- .attr = _attr, \
- .nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
- .u = { \
- .string = (_val), \
- }, \
- }, \
- }, \
- }
+/* Host endian */
+#define side_arg_dynamic_u16(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u32(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u64(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s16(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s32(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s64(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_pointer(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary16(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary32(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary64(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary128(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_FLOAT_WORD_ORDER_HOST, SIDE_PARAM(_attr))
+
+/* Little endian */
+#define side_arg_dynamic_u16_le(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u32_le(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u64_le(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s16_le(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s32_le(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s64_le(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_pointer_le(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary16_le(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary32_le(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary64_le(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary128_le(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_LE, SIDE_PARAM(_attr))
+
+/* Big endian */
+#define side_arg_dynamic_u16_be(_val, _attr) _side_arg_dynamic_u16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u32_be(_val, _attr) _side_arg_dynamic_u32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_u64_be(_val, _attr) _side_arg_dynamic_u64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s16_be(_val, _attr) _side_arg_dynamic_s16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s32_be(_val, _attr) _side_arg_dynamic_s32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_s64_be(_val, _attr) _side_arg_dynamic_s64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_pointer_be(_val, _attr) _side_arg_dynamic_pointer(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary16_be(_val, _attr) _side_arg_dynamic_float_binary16(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary32_be(_val, _attr) _side_arg_dynamic_float_binary32(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary64_be(_val, _attr) _side_arg_dynamic_float_binary64(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
+#define side_arg_dynamic_float_binary128_be(_val, _attr) _side_arg_dynamic_float_binary128(_val, SIDE_TYPE_BYTE_ORDER_BE, SIDE_PARAM(_attr))
#define side_arg_dynamic_vla(_vla) \
{ \
.label = _label, \
}
-#define side_event_cond(_desc) if (side_unlikely(_desc##_enabled))
+#define side_event_cond(_identifier) \
+ if (side_unlikely(__atomic_load_n(&side_event_enable__##_identifier, \
+ __ATOMIC_RELAXED)))
-#define side_event_call(_desc, _sav) \
+#define side_event_call(_identifier, _sav) \
{ \
const struct side_arg_vec side_sav[] = { _sav }; \
const struct side_arg_vec_description sav_desc = { \
.sav = side_sav, \
.len = SIDE_ARRAY_SIZE(side_sav), \
}; \
- side_call(&(_desc), &sav_desc); \
+ side_call(&(_identifier), &sav_desc); \
}
-#define side_event(_desc, _sav) \
- side_event_cond(_desc) \
- side_event_call(_desc, SIDE_PARAM(_sav))
+#define side_event(_identifier, _sav) \
+ side_event_cond(_identifier) \
+ side_event_call(_identifier, SIDE_PARAM(_sav))
-#define side_event_call_variadic(_desc, _sav, _var_fields, _attr) \
+#define side_event_call_variadic(_identifier, _sav, _var_fields, _attr) \
{ \
const struct side_arg_vec side_sav[] = { _sav }; \
const struct side_arg_vec_description sav_desc = { \
.len = SIDE_ARRAY_SIZE(side_fields), \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
}; \
- side_call_variadic(&(_desc), &sav_desc, &var_struct); \
+ side_call_variadic(&(_identifier), &sav_desc, &var_struct); \
}
-#define side_event_variadic(_desc, _sav, _var, _attr) \
- side_event_cond(_desc) \
- side_event_call_variadic(_desc, SIDE_PARAM(_sav), SIDE_PARAM(_var), SIDE_PARAM(_attr))
+#define side_event_variadic(_identifier, _sav, _var, _attr) \
+ side_event_cond(_identifier) \
+ side_event_call_variadic(_identifier, SIDE_PARAM(_sav), SIDE_PARAM(_var), SIDE_PARAM(_attr))
-#define _side_define_event(_identifier, _provider, _event, _loglevel, _fields, _attr, _flags) \
- uint32_t _identifier##_enabled __attribute__((section("side_event_enable"))); \
- struct side_callbacks _identifier##_callbacks __attribute__((section("side_event_callbacks"))); \
- const struct side_event_description _identifier = { \
+#define _side_define_event(_linkage, _identifier, _provider, _event, _loglevel, _fields, _attr, _flags) \
+ _linkage uintptr_t side_event_enable__##_identifier __attribute__((section("side_event_enable"))); \
+ _linkage struct side_event_description __attribute__((section("side_event_description"))) \
+ _identifier = { \
.version = 0, \
- .enabled = &(_identifier##_enabled), \
+ .enabled = &(side_event_enable__##_identifier), \
.loglevel = _loglevel, \
.nr_fields = SIDE_ARRAY_SIZE(SIDE_PARAM(_fields)), \
.nr_attr = SIDE_ARRAY_SIZE(SIDE_PARAM(_attr)), \
+ .nr_callbacks = 0, \
.flags = (_flags), \
.provider_name = _provider, \
.event_name = _event, \
.fields = _fields, \
.attr = _attr, \
- .callbacks = &(_identifier##_callbacks), \
+ .callbacks = &side_empty_callback, \
}; \
- const struct side_event_description *_identifier##_ptr \
- __attribute__((section("side_event_description"), used)) = &(_identifier);
+ static const struct side_event_description *side_event_ptr__##_identifier \
+ __attribute__((section("side_event_description_ptr"), used)) = &(_identifier);
-#define side_define_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
- _side_define_event(_identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+#define side_static_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
SIDE_PARAM(_attr), 0)
-#define side_define_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
- _side_define_event(_identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+#define side_static_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(static, _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+ SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
+
+#define side_hidden_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+ SIDE_PARAM(_attr), 0)
+
+#define side_hidden_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(__attribute__((visibility("hidden"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+ SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
+
+#define side_export_event(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
+ SIDE_PARAM(_attr), 0)
+
+#define side_export_event_variadic(_identifier, _provider, _event, _loglevel, _fields, _attr) \
+ _side_define_event(__attribute__((visibility("default"))), _identifier, _provider, _event, _loglevel, SIDE_PARAM(_fields), \
SIDE_PARAM(_attr), SIDE_EVENT_FLAG_VARIADIC)
#define side_declare_event(_identifier) \
- struct side_event_description _identifier
+ extern uintptr_t side_event_enable_##_identifier; \
+ extern struct side_event_description _identifier
+
+extern const struct side_callback side_empty_callback;
void side_call(const struct side_event_description *desc,
const struct side_arg_vec_description *sav_desc);
const struct side_arg_vec_description *sav_desc,
const struct side_arg_dynamic_event_struct *var_struct);
+int side_tracer_callback_register(struct side_event_description *desc,
+ void (*call)(const struct side_event_description *desc,
+ const struct side_arg_vec_description *sav_desc,
+ void *priv),
+ void *priv);
+int side_tracer_callback_variadic_register(struct side_event_description *desc,
+ void (*call_variadic)(const struct side_event_description *desc,
+ const struct side_arg_vec_description *sav_desc,
+ const struct side_arg_dynamic_event_struct *var_struct,
+ void *priv),
+ void *priv);
+int side_tracer_callback_unregister(struct side_event_description *desc,
+ void (*call)(const struct side_event_description *desc,
+ const struct side_arg_vec_description *sav_desc,
+ void *priv),
+ void *priv);
+int side_tracer_callback_variadic_unregister(struct side_event_description *desc,
+ void (*call_variadic)(const struct side_event_description *desc,
+ const struct side_arg_vec_description *sav_desc,
+ const struct side_arg_dynamic_event_struct *var_struct,
+ void *priv),
+ void *priv);
+
+struct side_events_register_handle *side_events_register(struct side_event_description **events, uint32_t nr_events);
+void side_events_unregister(struct side_events_register_handle *handle);
+
+enum side_tracer_notification {
+ SIDE_TRACER_NOTIFICATION_INSERT_EVENTS,
+ SIDE_TRACER_NOTIFICATION_REMOVE_EVENTS,
+};
+
+/* Callback is invoked with side library internal lock held. */
+struct side_tracer_handle *side_tracer_event_notification_register(
+ void (*cb)(enum side_tracer_notification notif,
+ struct side_event_description **events, uint32_t nr_events, void *priv),
+ void *priv);
+void side_tracer_event_notification_unregister(struct side_tracer_handle *handle);
+
+void side_init(void);
+void side_exit(void);
+
+/*
+ * These weak symbols, the constructor, and destructor take care of
+ * registering only _one_ instance of the side instrumentation per
+ * shared-ojbect (or for the whole main program).
+ */
+extern struct side_event_description * __start_side_event_description_ptr[]
+ __attribute__((weak, visibility("hidden")));
+extern struct side_event_description * __stop_side_event_description_ptr[]
+ __attribute__((weak, visibility("hidden")));
+int side_event_description_ptr_registered
+ __attribute__((weak, visibility("hidden")));
+struct side_events_register_handle *side_events_handle
+ __attribute__((weak, visibility("hidden")));
+
+static void
+side_event_description_ptr_init(void)
+ __attribute__((no_instrument_function))
+ __attribute__((constructor));
+static void
+side_event_description_ptr_init(void)
+{
+ if (side_event_description_ptr_registered++)
+ return;
+ side_events_handle = side_events_register(__start_side_event_description_ptr,
+ __stop_side_event_description_ptr - __start_side_event_description_ptr);
+}
+
+static void
+side_event_description_ptr_exit(void)
+ __attribute__((no_instrument_function))
+ __attribute__((destructor));
+static void
+side_event_description_ptr_exit(void)
+{
+ if (--side_event_description_ptr_registered)
+ return;
+ side_events_unregister(side_events_handle);
+ side_events_handle = NULL;
+}
+
#endif /* _SIDE_TRACE_H */