diff options
Diffstat (limited to 'lib/dns/message.go')
| -rw-r--r-- | lib/dns/message.go | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/lib/dns/message.go b/lib/dns/message.go index d3d55b01..abef69cd 100644 --- a/lib/dns/message.go +++ b/lib/dns/message.go @@ -189,9 +189,8 @@ func UnpackMessage(packet []byte) (msg *Message, err error) { startIdx = uint(sectionHeaderSize + msg.Question.size()) rr ResourceRecord - x uint16 ) - for ; x < msg.Header.ANCount; x++ { + for range msg.Header.ANCount { rr = ResourceRecord{} startIdx, err = rr.unpack(msg.packet, startIdx) @@ -202,7 +201,7 @@ func UnpackMessage(packet []byte) (msg *Message, err error) { msg.Answer = append(msg.Answer, rr) } - for x = 0; x < msg.Header.NSCount; x++ { + for range msg.Header.NSCount { rr = ResourceRecord{} startIdx, err = rr.unpack(msg.packet, startIdx) @@ -212,7 +211,7 @@ func UnpackMessage(packet []byte) (msg *Message, err error) { msg.Authority = append(msg.Authority, rr) } - for x = 0; x < msg.Header.ARCount; x++ { + for range msg.Header.ARCount { rr = ResourceRecord{} startIdx, err = rr.unpack(msg.packet, startIdx) @@ -380,8 +379,7 @@ func (msg *Message) packDomainName(dname []byte, doCompress bool) (n int) { idxCount = len(msg.packet) - 1 msg.dnameOff[msg.dname] = uint16(idxCount) n++ - - for x = 0; x < len(dname); x++ { + for ; x < len(dname); x++ { c = dname[x] if c == '\\' { @@ -852,7 +850,7 @@ func (msg *Message) IsExpired() bool { x int ) - for x = 0; x < len(msg.Answer); x++ { + for x = range len(msg.Answer) { if msg.Answer[x].TTL == 0 { return true } @@ -861,7 +859,7 @@ func (msg *Message) IsExpired() bool { return false } - for x = 0; x < len(msg.Authority); x++ { + for x = range len(msg.Authority) { if msg.Authority[x].TTL == 0 { return true } @@ -895,13 +893,13 @@ func (msg *Message) Pack() ([]byte, error) { return msg.packet, nil } - for x = 0; x < len(msg.Answer); x++ { + for x = range len(msg.Answer) { msg.packRR(&msg.Answer[x]) } - for x = 0; x < len(msg.Authority); x++ { + for x = range len(msg.Authority) { msg.packRR(&msg.Authority[x]) } - for x = 0; x < len(msg.Additional); x++ { + for x = range len(msg.Additional) { msg.packRR(&msg.Additional[x]) } @@ -1005,7 +1003,7 @@ func (msg *Message) SubTTL(n uint32) { x int ) - for x = 0; x < len(msg.Answer); x++ { + for x = range len(msg.Answer) { if msg.Answer[x].TTL < n { msg.Answer[x].TTL = 0 } else { @@ -1015,7 +1013,7 @@ func (msg *Message) SubTTL(n uint32) { msg.packet[msg.Answer[x].idxTTL:], msg.Answer[x].TTL) } - for x = 0; x < len(msg.Authority); x++ { + for x = range len(msg.Authority) { if msg.Authority[x].TTL < n { msg.Authority[x].TTL = 0 } else { @@ -1025,7 +1023,7 @@ func (msg *Message) SubTTL(n uint32) { msg.packet[msg.Authority[x].idxTTL:], msg.Authority[x].TTL) } - for x = 0; x < len(msg.Additional); x++ { + for x = range len(msg.Additional) { if msg.Additional[x].Type == RecordTypeOPT { continue } @@ -1050,7 +1048,7 @@ func (msg *Message) String() string { fmt.Fprintf(&b, "{Header:%+v Question:%+v", msg.Header, msg.Question) b.WriteString(" Answer:[") - for x = 0; x < len(msg.Answer); x++ { + for x = range len(msg.Answer) { if x > 0 { b.WriteByte(' ') } @@ -1059,7 +1057,7 @@ func (msg *Message) String() string { b.WriteString("]") b.WriteString(" Authority:[") - for x = 0; x < len(msg.Authority); x++ { + for x = range len(msg.Authority) { if x > 0 { b.WriteByte(' ') } @@ -1068,7 +1066,7 @@ func (msg *Message) String() string { b.WriteString("]") b.WriteString(" Additional:[") - for x = 0; x < len(msg.Additional); x++ { + for x = range len(msg.Additional) { if x > 0 { b.WriteByte(' ') } |