Line data    Source code

       1             : /*
       2             :  *
       3             :  * Copyright 2015, Google Inc.
       4             :  * All rights reserved.
       5             :  *
       6             :  * Redistribution and use in source and binary forms, with or without
       7             :  * modification, are permitted provided that the following conditions are
       8             :  * met:
       9             :  *
      10             :  *     * Redistributions of source code must retain the above copyright
      11             :  * notice, this list of conditions and the following disclaimer.
      12             :  *     * Redistributions in binary form must reproduce the above
      13             :  * copyright notice, this list of conditions and the following disclaimer
      14             :  * in the documentation and/or other materials provided with the
      15             :  * distribution.
      16             :  *     * Neither the name of Google Inc. nor the names of its
      17             :  * contributors may be used to endorse or promote products derived from
      18             :  * this software without specific prior written permission.
      19             :  *
      20             :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      21             :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      22             :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      23             :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
      24             :  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
      25             :  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
      26             :  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      27             :  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      28             :  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      29             :  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
      30             :  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      31             :  *
      32             :  */
      33             : 
      34             : #include <limits>
      35             : 
      36             : #include "grpc/grpc.h"
      37             : #include "grpc/support/time.h"
      38             : #include "timeval.h"
      39             : 
      40             : namespace grpc {
      41             : namespace node {
      42             : 
      43         123 : gpr_timespec MillisecondsToTimespec(double millis) {
      44         123 :   if (millis == std::numeric_limits<double>::infinity()) {
      45          96 :     return gpr_inf_future(GPR_CLOCK_REALTIME);
      46          27 :   } else if (millis == -std::numeric_limits<double>::infinity()) {
      47           1 :     return gpr_inf_past(GPR_CLOCK_REALTIME);
      48             :   } else {
      49          26 :     return gpr_time_from_micros(static_cast<int64_t>(millis * 1000),
      50          26 :                                 GPR_CLOCK_REALTIME);
      51             :   }
      52             : }
      53             : 
      54          87 : double TimespecToMilliseconds(gpr_timespec timespec) {
      55          87 :   timespec = gpr_convert_clock_type(timespec, GPR_CLOCK_REALTIME);
      56          87 :   if (gpr_time_cmp(timespec, gpr_inf_future(GPR_CLOCK_REALTIME)) == 0) {
      57             :     return std::numeric_limits<double>::infinity();
      58           4 :   } else if (gpr_time_cmp(timespec, gpr_inf_past(GPR_CLOCK_REALTIME)) == 0) {
      59             :     return -std::numeric_limits<double>::infinity();
      60             :   } else {
      61           4 :     return (static_cast<double>(timespec.tv_sec) * 1000 +
      62           4 :             static_cast<double>(timespec.tv_nsec) / 1000000);
      63             :   }
      64             : }
      65             : 
      66             : }  // namespace node
      67             : }  // namespace grpc