diff options
Diffstat (limited to 'src/pkg/net/dnsmsg.go')
| -rw-r--r-- | src/pkg/net/dnsmsg.go | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/src/pkg/net/dnsmsg.go b/src/pkg/net/dnsmsg.go index 179c0f354..2bcb88206 100644 --- a/src/pkg/net/dnsmsg.go +++ b/src/pkg/net/dnsmsg.go @@ -82,11 +82,11 @@ type __DNS_Header struct { const ( // __DNS_Header.Bits - _QR = 1<<15; // query/response (response=1) - _AA = 1<<10; // authoritative - _TC = 1<<9; // truncated - _RD = 1<<8; // recursion desired - _RA = 1<<7; // recursion available + _QR = 1 << 15; // query/response (response=1) + _AA = 1 << 10; // authoritative + _TC = 1 << 9; // truncated + _RD = 1 << 8; // recursion desired + _RA = 1 << 7; // recursion available ) // DNS queries. @@ -271,7 +271,7 @@ func packDomainName(s string, msg []byte, off int) (off1 int, ok bool) { // We trade each dot byte for a length byte. // There is also a trailing zero. // Check that we have all the space we need. - tot := len(s)+1; + tot := len(s) + 1; if off+tot > len(msg) { return len(msg), false } @@ -283,13 +283,13 @@ func packDomainName(s string, msg []byte, off int) (off1 int, ok bool) { if i-begin >= 1<<6 { // top two bits of length must be clear return len(msg), false } - msg[off] = byte(i-begin); + msg[off] = byte(i - begin); off++; for j := begin; j < i; j++ { msg[off] = s[j]; off++; } - begin = i+1; + begin = i + 1; } } msg[off] = 0; @@ -320,7 +320,7 @@ Loop: } c := int(msg[off]); off++; - switch c&0xC0 { + switch c & 0xC0 { case 0x00: if c == 0x00 { // end of name @@ -330,7 +330,7 @@ Loop: if off+c > len(msg) { return "", len(msg), false } - s += string(msg[off : off+c])+"."; + s += string(msg[off:off+c]) + "."; off += c; case 0xC0: // pointer to somewhere else in msg. @@ -378,7 +378,7 @@ func packStructValue(val *reflect.StructValue, msg []byte, off int) (off1 int, o if off+2 > len(msg) { return len(msg), false } - msg[off] = byte(i>>8); + msg[off] = byte(i >> 8); msg[off+1] = byte(i); off += 2; case *reflect.Uint32Value: @@ -386,9 +386,9 @@ func packStructValue(val *reflect.StructValue, msg []byte, off int) (off1 int, o if off+4 > len(msg) { return len(msg), false } - msg[off] = byte(i>>24); - msg[off+1] = byte(i>>16); - msg[off+2] = byte(i>>8); + msg[off] = byte(i >> 24); + msg[off+1] = byte(i >> 16); + msg[off+2] = byte(i >> 8); msg[off+4] = byte(i); off += 4; case *reflect.StringValue: @@ -535,7 +535,7 @@ func packRR(rr _DNS_RR, msg []byte, off int) (off2 int, ok bool) { return len(msg), false } // pack a third time; redo header with correct data length - rr.Header().Rdlength = uint16(off2-off1); + rr.Header().Rdlength = uint16(off2 - off1); packStruct(rr.Header(), msg, off); return off2, true; } @@ -548,7 +548,7 @@ func unpackRR(msg []byte, off int) (rr _DNS_RR, off1 int, ok bool) { if off, ok = unpackStruct(&h, msg, off); !ok { return nil, len(msg), false } - end := off+int(h.Rdlength); + end := off + int(h.Rdlength); // make an rr of that type and re-unpack. // again inefficient but doesn't need to be fast. @@ -657,7 +657,7 @@ func (dns *_DNS_Msg) Unpack(msg []byte) bool { } dns.id = dh.Id; dns.response = (dh.Bits & _QR) != 0; - dns.opcode = int(dh.Bits >> 11)&0xF; + dns.opcode = int(dh.Bits>>11) & 0xF; dns.authoritative = (dh.Bits & _AA) != 0; dns.truncated = (dh.Bits & _TC) != 0; dns.recursion_desired = (dh.Bits & _RD) != 0; |