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cont deve on ICE attribute and fix xormapped port

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git-svn-id: svn+ssh://svn.savannah.nongnu.org/linphone/trunk@280 3f6dc0c8-ddfe-455d-9043-3cd528dc4637
This commit is contained in:
aymeric 2009-02-27 17:04:39 +00:00
parent 1d4d5a9568
commit fc57866199
1 changed files with 59 additions and 7 deletions
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66
linphone/oRTP/src/stun.c
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@ -368,7 +368,7 @@ turnParseAtrFingerprint( char* body, unsigned int hdrLen, TurnAtrFingerprint *re
static bool_t
iceParseAtrPriority( char* body, unsigned int hdrLen, IceAtrPriority *result )
{
if ( hdrLen != sizeof(result) )
if ( hdrLen != 4 )
{
ortp_error("stun: Incorrect size for ICEA_PRIORITY");
return FALSE;
@ -736,7 +736,7 @@ stunParseMessage( char* buf, unsigned int bufLen, StunMessage *msg)
}
else if (atrType == ICEA_PRIORITY)
{
msg->hasLifetimeAttributes = TRUE;
msg->hasPriority = TRUE;
if (iceParseAtrPriority(body, attrLen, &msg->priority) == FALSE)
{
ortp_error("stun: problem parsing ICEA_PRIORITY");
@ -803,6 +803,13 @@ encode32(char* buf, UInt32 data)
return buf + sizeof(UInt32);
}
static char*
encode64(char* buf, UInt64 data)
{
UInt64 ndata = htonq(data);
memcpy(buf, &ndata, sizeof(UInt64));
return buf + sizeof(UInt64);
}
static char*
encode(char* buf, const char* data, unsigned int length)
@ -921,6 +928,32 @@ encodeAtrDontFragment(char* ptr)
return ptr;
}
static char*
encodeAtrUseCandidate(char* ptr)
{
ptr = encode16(ptr, ICEA_USECANDIDATE);
ptr = encode16(ptr, 0);
return ptr;
}
static char*
encodeAtrPriority(char* ptr, const IceAtrPriority *atr)
{
ptr = encode16(ptr, ICEA_PRIORITY);
ptr = encode16(ptr, 4);
ptr = encode32(ptr, atr->priority);
return ptr;
}
static char*
encodeAtrIceControll(char* ptr, UInt16 type, const IceAtrIceControll *atr)
{
ptr = encode16(ptr, type);
ptr = encode16(ptr, 8);
ptr = encode64(ptr, atr->value);
return ptr;
}
unsigned int
stunEncodeMessage( const StunMessage *msg,
char* buf,
@ -951,8 +984,7 @@ stunEncodeMessage( const StunMessage *msg,
{
ortp_debug("stun: Encoding TA_DONTFRAGMENT: DF\n");
ptr = encodeAtrDontFragment (ptr);
}
}
if (msg->hasMappedAddress)
{
ortp_debug("stun: Encoding SA_MAPPEDADDRESS: %s\n", ipaddr(&msg->mappedAddress.ipv4) );
@ -1023,6 +1055,28 @@ stunEncodeMessage( const StunMessage *msg,
ortp_debug("stun: Encoding SA_XORMAPPEDADDRESS: %s\n", ipaddr(&msg->xorMappedAddress.ipv4) );
ptr = encodeAtrAddress4 (ptr, SA_XORMAPPEDADDRESS, &msg->xorMappedAddress);
}
if (msg->hasPriority)
{
ortp_debug("stun: Encoding ICEA_PRIORITY\n");
ptr = encodeAtrPriority (ptr, &msg->priority);
}
if (msg->hasUseCandidate)
{
ortp_debug("stun: Encoding ICEA_USECANDIDATE\n");
ptr = encodeAtrUseCandidate (ptr);
}
if (msg->hasIceControlled)
{
ortp_debug("stun: Encoding ICEA_ICECONTROLLED\n");
ptr = encodeAtrIceControll (ptr, ICEA_ICECONTROLLED, &msg->iceControlled);
}
if (msg->hasIceControlling)
{
ortp_debug("stun: Encoding ICEA_ICECONTROLLING\n");
ptr = encodeAtrIceControll (ptr, ICEA_ICECONTROLLING, &msg->iceControlling);
}
if (msg->hasSoftware)
{
ortp_debug("stun: Encoding SA_SOFTWARE: %s\n", msg->softwareName.value );
@ -1542,10 +1596,8 @@ stunServerProcessMsg( char* buf,
if (1) /* do xorMapped address or not */
{
UInt32 cookie = 0x2112A442;
UInt16 cookie16;
resp->hasXorMappedAddress = TRUE;
cookie16 = ((UInt8*)&cookie)[0]<<8 | ((UInt8*)&cookie)[1];
resp->xorMappedAddress.ipv4.port = mapped.port^cookie16;
resp->xorMappedAddress.ipv4.port = mapped.port^(cookie>>16);
resp->xorMappedAddress.ipv4.addr = mapped.addr^cookie;
}