1// Protocol Buffers for Go with Gadgets 2// 3// Copyright (c) 2016, The GoGo Authors. All rights reserved. 4// http://github.com/gogo/protobuf 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// 17// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29package types 30 31import ( 32 "fmt" 33 "time" 34) 35 36func NewPopulatedDuration(r interface { 37 Int63() int64 38}, easy bool) *Duration { 39 this := &Duration{} 40 maxSecs := time.Hour.Nanoseconds() / 1e9 41 max := 2 * maxSecs 42 s := int64(r.Int63()) % max 43 s -= maxSecs 44 neg := int64(1) 45 if s < 0 { 46 neg = -1 47 } 48 this.Seconds = s 49 this.Nanos = int32(neg * (r.Int63() % 1e9)) 50 return this 51} 52 53func (d *Duration) String() string { 54 td, err := DurationFromProto(d) 55 if err != nil { 56 return fmt.Sprintf("(%v)", err) 57 } 58 return td.String() 59} 60 61func NewPopulatedStdDuration(r interface { 62 Int63() int64 63}, easy bool) *time.Duration { 64 dur := NewPopulatedDuration(r, easy) 65 d, err := DurationFromProto(dur) 66 if err != nil { 67 return nil 68 } 69 return &d 70} 71 72func SizeOfStdDuration(d time.Duration) int { 73 dur := DurationProto(d) 74 return dur.Size() 75} 76 77func StdDurationMarshal(d time.Duration) ([]byte, error) { 78 size := SizeOfStdDuration(d) 79 buf := make([]byte, size) 80 _, err := StdDurationMarshalTo(d, buf) 81 return buf, err 82} 83 84func StdDurationMarshalTo(d time.Duration, data []byte) (int, error) { 85 dur := DurationProto(d) 86 return dur.MarshalTo(data) 87} 88 89func StdDurationUnmarshal(d *time.Duration, data []byte) error { 90 dur := &Duration{} 91 if err := dur.Unmarshal(data); err != nil { 92 return err 93 } 94 dd, err := DurationFromProto(dur) 95 if err != nil { 96 return err 97 } 98 *d = dd 99 return nil 100} 101