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/*
*
* Copyright 2016 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef GRPC_IMPL_CODEGEN_GPR_TYPES_H
#define GRPC_IMPL_CODEGEN_GPR_TYPES_H
// IWYU pragma: private
#include <grpc/impl/codegen/port_platform.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
/** The clocks we support. */
typedef enum {
/** Monotonic clock. Epoch undefined. Always moves forwards. */
GPR_CLOCK_MONOTONIC = 0,
/** Realtime clock. May jump forwards or backwards. Settable by
the system administrator. Has its epoch at 0:00:00 UTC 1 Jan 1970. */
GPR_CLOCK_REALTIME,
/** CPU cycle time obtained by rdtsc instruction on x86 platforms. Epoch
undefined. Degrades to GPR_CLOCK_REALTIME on other platforms. */
GPR_CLOCK_PRECISE,
/** Unmeasurable clock type: no base, created by taking the difference
between two times */
GPR_TIMESPAN
} gpr_clock_type;
/** Analogous to struct timespec. On some machines, absolute times may be in
* local time. */
typedef struct gpr_timespec {
int64_t tv_sec;
int32_t tv_nsec;
/** Against which clock was this time measured? (or GPR_TIMESPAN if
this is a relative time measure) */
gpr_clock_type clock_type;
} gpr_timespec;
#ifdef __cplusplus
}
#endif
#endif /* GRPC_IMPL_CODEGEN_GPR_TYPES_H */
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