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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef GRPC_CORE_PROFILING_TIMERS_H
#define GRPC_CORE_PROFILING_TIMERS_H
#ifdef __cplusplus
extern "C" {
#endif
void grpc_timers_global_init(void);
void grpc_timers_global_destroy(void);
void grpc_timer_add_mark(int tag, void *id, const char *file, int line);
void grpc_timer_begin(int tag, void *id, const char *file, int line);
void grpc_timer_end(int tag, void *id, const char *file, int line);
enum grpc_profiling_tags {
/* Any GRPC_PTAG_* >= than the threshold won't generate any profiling mark. */
GRPC_PTAG_IGNORE_THRESHOLD = 1000000,
/* Re. Protos. */
GRPC_PTAG_PROTO_SERIALIZE = 100 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_PROTO_DESERIALIZE = 101 + GRPC_PTAG_IGNORE_THRESHOLD,
/* Re. sockets. */
GRPC_PTAG_HANDLE_READ = 200 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_SENDMSG = 201 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_RECVMSG = 202 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_POLL_FINISHED = 203 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_TCP_CB_WRITE = 204 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_TCP_WRITE = 205 + GRPC_PTAG_IGNORE_THRESHOLD,
/* C++ */
GRPC_PTAG_CPP_CALL_CREATED = 300 + GRPC_PTAG_IGNORE_THRESHOLD,
GRPC_PTAG_CPP_PERFORM_OPS = 301 + GRPC_PTAG_IGNORE_THRESHOLD,
/* > 1024 Unassigned reserved. For any miscellaneous use.
* Use addition to generate tags from this base or take advantage of the 10
* zero'd bits for OR-ing. */
GRPC_PTAG_OTHER_BASE = 1024
};
#if !(defined(GRPC_STAP_PROFILER) + defined(GRPC_BASIC_PROFILER))
/* No profiling. No-op all the things. */
#define GRPC_TIMER_MARK(tag, id) \
do { \
} while (0)
#define GRPC_TIMER_BEGIN(tag, id) \
do { \
} while (0)
#define GRPC_TIMER_END(tag, id) \
do { \
} while (0)
#else /* at least one profiler requested... */
/* ... hopefully only one. */
#if defined(GRPC_STAP_PROFILER) && defined(GRPC_BASIC_PROFILER)
#error "GRPC_STAP_PROFILER and GRPC_BASIC_PROFILER are mutually exclusive."
#endif
/* Generic profiling interface. */
#define GRPC_TIMER_MARK(tag, id) \
if (tag < GRPC_PTAG_IGNORE_THRESHOLD) { \
grpc_timer_add_mark(tag, ((void *)(gpr_intptr)(id)), __FILE__, __LINE__); \
}
#define GRPC_TIMER_BEGIN(tag, id) \
if (tag < GRPC_PTAG_IGNORE_THRESHOLD) { \
grpc_timer_begin(tag, ((void *)(gpr_intptr)(id)), __FILE__, __LINE__); \
}
#define GRPC_TIMER_END(tag, id) \
if (tag < GRPC_PTAG_IGNORE_THRESHOLD) { \
grpc_timer_end(tag, ((void *)(gpr_intptr)(id)), __FILE__, __LINE__); \
}
#ifdef GRPC_STAP_PROFILER
/* Empty placeholder for now. */
#endif /* GRPC_STAP_PROFILER */
#ifdef GRPC_BASIC_PROFILER
typedef struct grpc_timers_log grpc_timers_log;
extern grpc_timers_log *grpc_timers_log_global;
#endif /* GRPC_BASIC_PROFILER */
#endif /* at least one profiler requested. */
#ifdef __cplusplus
}
#endif
#endif /* GRPC_CORE_PROFILING_TIMERS_H */
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