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mirror of https://github.com/cwinfo/matterbridge.git synced 2024-11-14 06:10:27 +00:00
matterbridge/vendor/github.com/vmihailenco/msgpack/v5/decode_number.go
dependabot[bot] aad60c882e
Bump github.com/mattermost/mattermost-server/v6 from 6.1.0 to 6.3.0 (#1686)
Bumps [github.com/mattermost/mattermost-server/v6](https://github.com/mattermost/mattermost-server) from 6.1.0 to 6.3.0.
- [Release notes](https://github.com/mattermost/mattermost-server/releases)
- [Changelog](https://github.com/mattermost/mattermost-server/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mattermost/mattermost-server/compare/v6.1.0...v6.3.0)

---
updated-dependencies:
- dependency-name: github.com/mattermost/mattermost-server/v6
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2022-01-18 20:24:14 +01:00

296 lines
5.6 KiB
Go

package msgpack
import (
"fmt"
"math"
"reflect"
"github.com/vmihailenco/msgpack/v5/msgpcode"
)
func (d *Decoder) skipN(n int) error {
_, err := d.readN(n)
return err
}
func (d *Decoder) uint8() (uint8, error) {
c, err := d.readCode()
if err != nil {
return 0, err
}
return c, nil
}
func (d *Decoder) int8() (int8, error) {
n, err := d.uint8()
return int8(n), err
}
func (d *Decoder) uint16() (uint16, error) {
b, err := d.readN(2)
if err != nil {
return 0, err
}
return (uint16(b[0]) << 8) | uint16(b[1]), nil
}
func (d *Decoder) int16() (int16, error) {
n, err := d.uint16()
return int16(n), err
}
func (d *Decoder) uint32() (uint32, error) {
b, err := d.readN(4)
if err != nil {
return 0, err
}
n := (uint32(b[0]) << 24) |
(uint32(b[1]) << 16) |
(uint32(b[2]) << 8) |
uint32(b[3])
return n, nil
}
func (d *Decoder) int32() (int32, error) {
n, err := d.uint32()
return int32(n), err
}
func (d *Decoder) uint64() (uint64, error) {
b, err := d.readN(8)
if err != nil {
return 0, err
}
n := (uint64(b[0]) << 56) |
(uint64(b[1]) << 48) |
(uint64(b[2]) << 40) |
(uint64(b[3]) << 32) |
(uint64(b[4]) << 24) |
(uint64(b[5]) << 16) |
(uint64(b[6]) << 8) |
uint64(b[7])
return n, nil
}
func (d *Decoder) int64() (int64, error) {
n, err := d.uint64()
return int64(n), err
}
// DecodeUint64 decodes msgpack int8/16/32/64 and uint8/16/32/64
// into Go uint64.
func (d *Decoder) DecodeUint64() (uint64, error) {
c, err := d.readCode()
if err != nil {
return 0, err
}
return d.uint(c)
}
func (d *Decoder) uint(c byte) (uint64, error) {
if c == msgpcode.Nil {
return 0, nil
}
if msgpcode.IsFixedNum(c) {
return uint64(int8(c)), nil
}
switch c {
case msgpcode.Uint8:
n, err := d.uint8()
return uint64(n), err
case msgpcode.Int8:
n, err := d.int8()
return uint64(n), err
case msgpcode.Uint16:
n, err := d.uint16()
return uint64(n), err
case msgpcode.Int16:
n, err := d.int16()
return uint64(n), err
case msgpcode.Uint32:
n, err := d.uint32()
return uint64(n), err
case msgpcode.Int32:
n, err := d.int32()
return uint64(n), err
case msgpcode.Uint64, msgpcode.Int64:
return d.uint64()
}
return 0, fmt.Errorf("msgpack: invalid code=%x decoding uint64", c)
}
// DecodeInt64 decodes msgpack int8/16/32/64 and uint8/16/32/64
// into Go int64.
func (d *Decoder) DecodeInt64() (int64, error) {
c, err := d.readCode()
if err != nil {
return 0, err
}
return d.int(c)
}
func (d *Decoder) int(c byte) (int64, error) {
if c == msgpcode.Nil {
return 0, nil
}
if msgpcode.IsFixedNum(c) {
return int64(int8(c)), nil
}
switch c {
case msgpcode.Uint8:
n, err := d.uint8()
return int64(n), err
case msgpcode.Int8:
n, err := d.uint8()
return int64(int8(n)), err
case msgpcode.Uint16:
n, err := d.uint16()
return int64(n), err
case msgpcode.Int16:
n, err := d.uint16()
return int64(int16(n)), err
case msgpcode.Uint32:
n, err := d.uint32()
return int64(n), err
case msgpcode.Int32:
n, err := d.uint32()
return int64(int32(n)), err
case msgpcode.Uint64, msgpcode.Int64:
n, err := d.uint64()
return int64(n), err
}
return 0, fmt.Errorf("msgpack: invalid code=%x decoding int64", c)
}
func (d *Decoder) DecodeFloat32() (float32, error) {
c, err := d.readCode()
if err != nil {
return 0, err
}
return d.float32(c)
}
func (d *Decoder) float32(c byte) (float32, error) {
if c == msgpcode.Float {
n, err := d.uint32()
if err != nil {
return 0, err
}
return math.Float32frombits(n), nil
}
n, err := d.int(c)
if err != nil {
return 0, fmt.Errorf("msgpack: invalid code=%x decoding float32", c)
}
return float32(n), nil
}
// DecodeFloat64 decodes msgpack float32/64 into Go float64.
func (d *Decoder) DecodeFloat64() (float64, error) {
c, err := d.readCode()
if err != nil {
return 0, err
}
return d.float64(c)
}
func (d *Decoder) float64(c byte) (float64, error) {
switch c {
case msgpcode.Float:
n, err := d.float32(c)
if err != nil {
return 0, err
}
return float64(n), nil
case msgpcode.Double:
n, err := d.uint64()
if err != nil {
return 0, err
}
return math.Float64frombits(n), nil
}
n, err := d.int(c)
if err != nil {
return 0, fmt.Errorf("msgpack: invalid code=%x decoding float32", c)
}
return float64(n), nil
}
func (d *Decoder) DecodeUint() (uint, error) {
n, err := d.DecodeUint64()
return uint(n), err
}
func (d *Decoder) DecodeUint8() (uint8, error) {
n, err := d.DecodeUint64()
return uint8(n), err
}
func (d *Decoder) DecodeUint16() (uint16, error) {
n, err := d.DecodeUint64()
return uint16(n), err
}
func (d *Decoder) DecodeUint32() (uint32, error) {
n, err := d.DecodeUint64()
return uint32(n), err
}
func (d *Decoder) DecodeInt() (int, error) {
n, err := d.DecodeInt64()
return int(n), err
}
func (d *Decoder) DecodeInt8() (int8, error) {
n, err := d.DecodeInt64()
return int8(n), err
}
func (d *Decoder) DecodeInt16() (int16, error) {
n, err := d.DecodeInt64()
return int16(n), err
}
func (d *Decoder) DecodeInt32() (int32, error) {
n, err := d.DecodeInt64()
return int32(n), err
}
func decodeFloat32Value(d *Decoder, v reflect.Value) error {
f, err := d.DecodeFloat32()
if err != nil {
return err
}
v.SetFloat(float64(f))
return nil
}
func decodeFloat64Value(d *Decoder, v reflect.Value) error {
f, err := d.DecodeFloat64()
if err != nil {
return err
}
v.SetFloat(f)
return nil
}
func decodeInt64Value(d *Decoder, v reflect.Value) error {
n, err := d.DecodeInt64()
if err != nil {
return err
}
v.SetInt(n)
return nil
}
func decodeUint64Value(d *Decoder, v reflect.Value) error {
n, err := d.DecodeUint64()
if err != nil {
return err
}
v.SetUint(n)
return nil
}