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move utils.go to its own package so that it's available for aeads

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This commit is contained in:
Lucas Clemente 2016-04-10 20:23:15 +02:00
parent 07f5daa7ba
commit 4a44e4982e
4 changed files with 32 additions and 20 deletions
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10
crypto_stream.go
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@ -5,6 +5,8 @@ import (
"encoding/binary"
"errors"
"sort"
"github.com/lucas-clemente/quic-go/utils"
)
// A Tag in the QUIC crypto
@ -116,9 +118,9 @@ func ParseCryptoMessage(data []byte) (Tag, map[Tag][]byte, error) {
// WriteCryptoMessage writes a crypto message
func WriteCryptoMessage(b *bytes.Buffer, messageTag Tag, data map[Tag][]byte) {
writeUint32(b, uint32(messageTag))
writeUint16(b, uint16(len(data)))
writeUint16(b, 0)
utils.WriteUint32(b, uint32(messageTag))
utils.WriteUint16(b, uint16(len(data)))
utils.WriteUint16(b, 0)
// Save current position in the buffer, so that we can update the index in-place later
indexStart := b.Len()
@ -133,7 +135,7 @@ func WriteCryptoMessage(b *bytes.Buffer, messageTag Tag, data map[Tag][]byte) {
tags[i] = uint32(t)
i++
}
sort.Sort(Uint32Slice(tags))
sort.Sort(utils.Uint32Slice(tags))
offset := uint32(0)
for i, t := range tags {