3 * Copyright 2015 gRPC authors.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
22 #include "grpc/grpc.h"
23 #include "grpc/support/time.h"
29 gpr_timespec MillisecondsToTimespec(double millis) {
30 if (millis == std::numeric_limits<double>::infinity()) {
31 return gpr_inf_future(GPR_CLOCK_REALTIME);
32 } else if (millis == -std::numeric_limits<double>::infinity()) {
33 return gpr_inf_past(GPR_CLOCK_REALTIME);
35 return gpr_time_from_micros(static_cast<int64_t>(millis * 1000),
40 double TimespecToMilliseconds(gpr_timespec timespec) {
41 timespec = gpr_convert_clock_type(timespec, GPR_CLOCK_REALTIME);
42 if (gpr_time_cmp(timespec, gpr_inf_future(GPR_CLOCK_REALTIME)) == 0) {
43 return std::numeric_limits<double>::infinity();
44 } else if (gpr_time_cmp(timespec, gpr_inf_past(GPR_CLOCK_REALTIME)) == 0) {
45 return -std::numeric_limits<double>::infinity();
47 return (static_cast<double>(timespec.tv_sec) * 1000 +
48 static_cast<double>(timespec.tv_nsec) / 1000000);