资源简介
RTSP客户端Lib开源代码，所有代码都是用C 实现。
项目截图:
核心代码:
/*
*
* @APPLE_LICENSE_HEADER_START@
*
* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*
*/
/*
File: RTSPClient.cpp
Contains: .
*/
#ifndef __Win32__
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/uio.h>
#include <unistd.h>
#endif
#include "RTSPClient.h"
#include "StringParser.h"
#include "OSMemory.h"
#include "OSHeaders.h"
#include "OSArrayObjectDeleter.h"
#include <errno.h>
#define ENABLE_AUTHENTICATION 1
// STRTOCHAR is used in verbose mode and for debugging
static char temp[2048];
static char * STRTOCHAR(StrPtrLen *theStr)
{
temp[0] = 0;
UInt32 len = theStr->Len < 2047 ? theStr->Len : 2047;
if (theStr->Len > 0 || NULL != theStr->Ptr)
{ memcpy(temp,theStr->Ptr,len);
temp[len] = 0;
}
else
strcpy(temp,"Empty Ptr or len is 0");
return temp;
}
//======== includes for authentication ======
#include "base64.h"
#include "md5digest.h"
#include "OS.h"
//===========================================
static UInt8 sWhiteQuoteOrEOLorEqual[] =
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, //0-9 // \t is a stop
1, 0, 0, 1, 0, 0, 0, 0, 0, 0, //10-19 //'\r' & '\n' are stop conditions
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //20-29
0, 0, 1, 0, 1, 0, 0, 0, 0, 0, //30-39 ' ' , '"' is a stop
0, 0, 0, 0, 1, 0, 0, 0, 0, 0, //40-49 ',' is a stop
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //50-59
0, 1, 0, 0, 0, 0, 0, 0, 0, 0, //60-69 '=' is a stop
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //70-79
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //80-89
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //90-99
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //100-109
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //110-119
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //120-129
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //130-139
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //140-149
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //150-159
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //160-169
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //170-179
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //180-189
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //190-199
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //200-209
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //210-219
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //220-229
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //230-239
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, //240-249
0, 0, 0, 0, 0, 0 //250-255
};
static UInt8 sNOTWhiteQuoteOrEOLorEqual[] = // don't stop
{
1, 1, 1, 1, 1, 1, 1, 1, 1, 0, //0-9 // on '\t'
0, 1, 1, 0, 1, 1, 1, 1, 1, 1, //10-19 // '\r', '\n'
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //20-29
1, 1, 0, 1, 0, 1, 1, 1, 1, 1, //30-39 // ' '
1, 1, 1, 1, 0, 1, 1, 1, 1, 1, //40-49 // ','
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //50-59
1, 0, 1, 1, 1, 1, 1, 1, 1, 1, //60-69 // '='
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //70-79
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //80-89
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //90-99
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //100-109
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //110-119
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //120-129
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //130-139
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //140-149
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //150-159
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //160-169
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //170-179
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //180-189
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //190-199
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //200-209
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //210-219
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //220-229
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //230-239
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, //240-249
1, 1, 1, 1, 1, 1 //250-255
};
StrPtrLen Authenticator::sAuthorizationStr("Authorization:");
StrPtrLen Authenticator::sAuthBasicStr("Basic");
StrPtrLen Authenticator::sAuthDigestStr("Digest");
StrPtrLen Authenticator::sUsernameStr("username");
StrPtrLen Authenticator::sRealmStr("realm");
StrPtrLen Authenticator::sWildCardMatch("*");
StrPtrLen Authenticator::sTrue("true");
StrPtrLen Authenticator::sFalse("false");
Authenticator::Authenticator()
{
char *emptyBuff = "";
StrPtrLen emptySPL(emptyBuff);
this->SetName(&emptySPL);
this->SetPassword(&emptySPL);
this->SetRealm(&emptySPL);
}
void Authenticator::Clean()
{
delete [] fAuthBuffer.Ptr; fAuthBuffer.Set(NULL,0);
delete [] fNameSPL.Ptr; fNameSPL.Set(NULL,0);
delete [] fPasswordSPL.Ptr; fPasswordSPL.Set(NULL,0);
delete [] fRealmSPL.Ptr;fRealmSPL.Set(NULL,0);
delete [] fMethodSPL.Ptr; fMethodSPL.Set(NULL,0);
delete [] fURISPL.Ptr ; fURISPL.Set(NULL);
}
Bool16 Authenticator::ParseRealm(StringParser *realmParserPtr)
{
StrPtrLen authRealmTag("");
Bool16 result = false;
this->ParseTag(realmParserPtr,&authRealmTag);
if (authRealmTag.EqualIgnoreCase(Authenticator::sRealmStr.Ptr, Authenticator::sRealmStr.Len))
{
result = this->GetParamValueAsNewCopy(realmParserPtr, &this->fRealmSPL);
}
return result;
}
void Authenticator::SetName(StrPtrLen *inNamePtr)
{ this->CopyParam(inNamePtr, &this->fNameSPL);
}
void Authenticator::SetPassword(StrPtrLen *inPasswordPtr)
{ this->CopyParam(inPasswordPtr, &fPasswordSPL);
}
void Authenticator::SetMethod(StrPtrLen *inMethodStr)
{ this->CopyParam(inMethodStr, &fMethodSPL);
}
void Authenticator::SetRealm(StrPtrLen *inRealmPtr)
{ this->CopyParam(inRealmPtr, &fRealmSPL);
}
void Authenticator::SetURI(StrPtrLen *inURIPtr)
{ // always send absolute path.
Assert(inURIPtr);
UInt16 uriLen = (UInt16) (inURIPtr->Len 2);
delete [] fURISPL.Ptr;
fURISPL.Ptr = NEW char[uriLen];
fURISPL.Len = inURIPtr->Len;
memset(fURISPL.Ptr, 0, uriLen);
char *destinationPtr = fURISPL.Ptr;
if (*inURIPtr->Ptr != '/')
{ *destinationPtr = '/';
destinationPtr ;
fURISPL.Len ;
}
memcpy(destinationPtr, inURIPtr->Ptr,inURIPtr->Len);
}
void Authenticator::ParseTag(StringParser *parserPtr,StrPtrLen *outTagPtr)
{
Assert(parserPtr);
Assert(outTagPtr);
outTagPtr->Ptr = NULL;
outTagPtr->Len = 0;
parserPtr->ConsumeUntil(NULL,sNOTWhiteQuoteOrEOLorEqual);
parserPtr->ConsumeUntil(outTagPtr, sWhiteQuoteOrEOLorEqual); // stop on whitespace " or =
//qtss_printf("Authenticator::ParseTag =%s\n",STRTOCHAR(outTagPtr));
}
Bool16 Authenticator::CopyParam(StrPtrLen *inPtr, StrPtrLen *destPtr)
{
Assert(inPtr);
Assert(destPtr);
delete [] destPtr->Ptr; destPtr->Set(NULL,0);
destPtr->Ptr = NEW char[inPtr->Len 1];
if (destPtr->Ptr == NULL)
{ destPtr->Len = 0;
return false;
}
destPtr->Ptr[inPtr->Len] = 0;
destPtr->Len = inPtr->Len;
if (destPtr->Len > 0)
{ ::memcpy(destPtr->Ptr,inPtr->Ptr,inPtr->Len);
}
return true;
}
Bool16 Authenticator::GetParamValue(StringParser *valueSourcePtr, StrPtrLen *outParamValuePtr)
{
Assert(valueSourcePtr);
Assert(outParamValuePtr);
Assert(outParamValuePtr->Ptr == NULL);
StrPtrLen temp;
outParamValuePtr->Set(NULL,0);
{ char temp[1024];
memcpy(temp,valueSourcePtr->GetCurrentPosition(),valueSourcePtr->GetDataRemaining());
temp[valueSourcePtr->GetDataRemaining()] = 0;
}
valueSourcePtr->ConsumeUntil(&temp, sNOTWhiteQuoteOrEOLorEqual);
if ( (temp.Len > 0) && ( '"' == temp.Ptr[temp.Len -1] ) )// if quote read to next quote or end
{
valueSourcePtr->ConsumeUntil(outParamValuePtr, '"');
//qtss_printf("Found quoted value=%s\n",STRTOCHAR(outParamValuePtr));
}
else // get just the non-whitespace or EOL
{
//qtss_printf("Authenticator::GetParamValue No quotes\n");
valueSourcePtr->ConsumeWhitespace();
valueSourcePtr->ConsumeUntilWhitespace(outParamValuePtr);
}
//qtss_printf("Authenticator::GetParamValue len = %"_U32BITARG_" =%s\n",outParamValuePtr->Len, STRTOCHAR(outParamValuePtr));
return true;
}
Bool16 Authenticator::GetParamValueAsNewCopy(StringParser *valueSourcePtr, StrPtrLen *outParamValueCopyPtr)
{
StrPtrLen theParamValue;
if (!this->GetParamValue(valueSourcePtr, &theParamValue))
return false;
return this->CopyParam(&theParamValue, outParamValueCopyPtr);
}
Bool16 Authenticator::GetMatchListParamValueAsNewCopy(StringParser *valueSourcePtr, StrPtrLen *inMatchListParamValuePtr, SInt16 numToMatch, StrPtrLen *outParamValueCopyPtr)
{
StrPtrLen theParamValue;
if (!this->GetParamValue(valueSourcePtr, &theParamValue))
return false;
if(inMatchListParamValuePtr && numToMatch > 0)
{ StringParser paramList(&theParamValue);
StrPtrLen theListParamValue;
while (this->GetParamValue(¶mList, &theListParamValue))
{ for (SInt16 count = 0;count < numToMatch; count )
{
if ( theListParamValue.Equal(inMatchListParamValuePtr->Ptr)
|| sWildCardMatch.Equal (inMatchListParamValuePtr->Ptr)
)
{ return this->CopyParam(&theListParamValue, outParamValueCopyPtr);
}
inMatchListParamValuePtr ;
}
}
return false;
}
return this->CopyParam(&theParamValue, outParamValueCopyPtr);
}
void Authenticator::ResetRequestLen(StrPtrLen *theRequestPtr, StrPtrLen *theParamsPtr)
{ // makes a new buffer and copies everything after first \r\n into the buffer and terminates the req.
// after the \r\n
static const char *requestParamStart = "\r\n";
Assert (theRequestPtr);
Assert (theRequestPtr->Ptr);
Assert (theRequestPtr->Len > ::strlen(requestParamStart) );
Assert (theParamsPtr);
Assert (theParamsPtr->Ptr == NULL);
Assert (theParamsPtr->Len == 0);
char *theLastChar = ::strstr(theRequestPtr->Ptr, requestParamStart);
if (theLastChar)
{ StrPtrLen tempParams;
tempParams.Ptr = &theLastChar[2];
tempParams.Len = ::strlen(&theLastChar[2]);
CopyParam(&tempParams, theParamsPtr);
theLastChar[2] = 0; // terminate after \r\n
}
}
//char * Authenticator::GetRequestHeader( StrPtrLen *inSourceStr, StrPtrLen *searchHeaderStr,StrPtrLen *outHeaderStr)
char * Authenticator::GetRequestHeader( StrPtrLen *inSourceStr, StrPtrLen *searchHeaderStr)
{
StrPtrLen headers;
StrPtrLen headersTerminator("\r\n\r\n");
char *endSourceCharPtr = inSourceStr->FindString(&headersTerminator);
if (endSourceCharPtr == NULL)
return NULL;
//qtss_printf("Authenticator::GetRequestHeader source=%s\n find=|%s|\n", inSourceStr->Ptr, headersTerminator.Ptr);
headers.Set(inSourceStr->Ptr,endSourceCharPtr - inSourceStr->Ptr);
return headers.FindStringIgnoreCase(searchHeaderStr);
}
void Authenticator::RemoveAuthLine(StrPtrLen *theRequestPtr)
{
Assert( theRequestPtr);
Assert( theRequestPtr->Ptr);
Assert( theRequestPtr->Len == ::strlen(theRequestPtr->Ptr) );
if (theRequestPtr->Ptr != NULL)
{
char *theHeaderStart = GetRequestHeader(theRequestPtr, &Authenticator::sAuthorizationStr);
char *eol = StrPtrLen(theHeaderStart).FindString("\r\n");
// finally remove the Authorization: line
if (theHeaderStart && eol)
{ strcpy(theHeaderStart,eol 2);
}
}
}
//===========================================
// request tags
StrPtrLen DigestAuth::sResponseStr("response"); //the response
StrPtrLen DigestAuth::sUriStr("uri"); // copy of of the URL must
StrPtrLen DigestAuth::sCnonceStr("cnonce"); // in request only if qop is in response
// response tags
StrPtrLen DigestAuth::sStaleStr("stale");
// request and response tags
StrPtrLen DigestAuth::sQopStr("qop"); // quoted string list of one or more options -- in request if in response
StrPtrLen DigestAuth::sNonceStr("nonce"); // quoted string return back to the server in the request
StrPtrLen DigestAuth::sNonceCountStr("nc"); // in request only if qop is in response
StrPtrLen DigestAuth::sOpaqueStr("opaque");// quoted string return back to the server in the request
StrPtrLen DigestAuth::sDomainStr("domain"); // quoted string list of one or more URLs on in response
StrPtrLen DigestAuth::sAlgorithmStr("algorithm"); // quoted string list of one or more URLs on in response
// response values
StrPtrLen DigestAuth::sQopAuthStr("auth");
StrPtrLen DigestAuth::sQopAuthIntStr("auth-int");
StrPtrLen DigestAuth::sMD5Str("MD5");
StrPtrLen DigestAuth::sMD5SessStr("MD5-sess");
DigestAuth::DigestAuth()
{
ReqFieldsClean();
fAlgorithm = 0;
fStale = false;
fNonceCount = 0;
}
Bool16 DigestAuth::ParseParams(StrPtrLen *authParamsPtr)
{
Bool16 result = false;
StrPtrLen authTag("");
if (authParamsPtr != NULL && authParamsPtr->Ptr != NULL) do
{ fNonceCount = 0;
//qtss_printf("DigestAuth::ParseParams authParams=%s\n",STRTOCHAR(authParamsPtr));
StringParser paramParser(authParamsPtr);
if (!this->ParseRealm(¶mParser))
break;
while (paramParser.GetDataRemaining() > 0)
{
this->ParseTag(¶mParser,&authTag);
//qtss_printf("parsed tag = %s\n",STRTOCHAR(&authTag));
if (authTag.EqualIgnoreCase(this->sNonceStr.Ptr, this->sNonceStr.Len))
{ // NONCE in Response
result = this->GetParamValueAsNewCopy(¶mParser, &this->fnonce);
if (!result)
{
break;
}
else continue;
}
if (authTag.EqualIgnoreCase(this->sStaleStr.Ptr, this->sStaleStr.Len))
{ // STALE in Response
result = this->GetParamValueAsNewCopy(¶mParser, &this->fStaleStr);
if (!result)
{
break;
}
else
{
if (this->fStaleStr.EqualIgnoreCase(Authenticator::sTrue.Ptr, Authenticator::sTrue.Len))
{ fStale = true;
}
else
{ fStale = false;
}
continue;
}
}
if (authTag.EqualIgnoreCase(this->sOpaqueStr.Ptr, this->sOpaqueStr.Len))
{ // OPAQUE in Response
result = this->GetParamValueAsNewCopy(¶mParser, &this->fopaque);
if (!result)
{
break;
}
else continue;
}
if (authTag.EqualIgnoreCase(this->sQopStr.Ptr, this->sQopStr.Len))
{ // QOP in Response
StrPtrLen matchList[2];
matchList[0].Set(sQopAuthStr.Ptr,sQopAuthStr.Len);
matchList[1].Set(sQopAuthIntStr.Ptr,sQopAuthIntStr.Len);
result = Authenticator::GetMatchListParamValueAsNewCopy(¶mParser, matchList, 2, &this->fqop);
if (!result)
{
break;
}
else continue;
}
if (authTag.EqualIgnoreCase(this->sAlgorithmStr.Ptr, this->sAlgorithmStr.Len))
{ // ALGORITHM in Response
// This is for completeness we only do MD5
result = this->GetParamValueAsNewCopy(¶mParser, &this->fAlgorithmStr);
if (!result)
{
break;
}
else continue;
}
if (authTag.EqualIgnoreCase(this->sDomainStr.Ptr, this->sDomainStr.Len))
{ // DOMAIN in Response
// just get the first URL in the domain list
result = Authenticator::GetMatchListParamValueAsNewCopy(¶mParser, &Authenticator::sWildCardMatch, 1, &this->fqop);
if (!result)
{
break;
}
else continue;
}
}
} while (false);
return result;
}
void DigestAuth::AddAuthParam(StrPtrLen *theTagPtr, StrPtrLen *theValuePtr, Bool16 quoted)
{
Assert(fReqFields.fNumFields < kMaxReqParams);
Assert(theTagPtr); // must be valid
if (fReqFields.fNumFields < kMaxReqParams && theValuePtr && theValuePtr->Ptr && theValuePtr->Len)
{
fReqFields.fNumFields ;
fReqFields.fReqParamTags[fReqFields.fNumFields -1] = theTagPtr;
fReqFields.fReqParamValues[fReqFields.fNumFields -1] = theValuePtr;
fReqFields.fQuoted[fReqFields.fNumFields -1] = quoted;
//qtss_printf("DigestAuth::AddAuthParam [%"_U32BITARG_"] tag=%s ",fReqFields.fNumFields -1, STRTOCHAR(theTagPtr));
//qtss_printf("value=%s \n",STRTOCHAR(theValuePtr));
}
else
{
//qtss_printf("DigestAuth::AddAuthParam ignored [%"_U32BITARG_"] tag=%s value=%s \n",fReqFields.fNumFields -1, STRTOCHAR(theTagPtr),STRTOCHAR(theValuePtr));
}
}
void DigestAuth::SetNonceCountStr()
{
char tempBuff[32];
qtss_sprintf(tempBuff,"%08x",fNonceCount); // return hex string value
StrPtrLen tempCountStr(tempBuff);
CopyParam(&tempCountStr, &fNonceCountStr);
}
void DigestAuth::GenerateAuthorizationRequestLine(StrPtrLen *requestPtr)
{
static const UInt32 ktempbuffSize = 1024;
char tempBuffer[ktempbuffSize];
UInt32 buffsize = this->ParamsLen(requestPtr);
delete [] fAuthBuffer.Ptr;
fAuthBuffer.Ptr = NEW char[buffsize];
memset(fAuthBuffer.Ptr,0,buffsize);
fAuthBuffer.Len = buffsize;
qtss_sprintf(fAuthBuffer.Ptr, "%s %s ",sAuthorizationStr.Ptr, sAuthDigestStr.Ptr);
//qtss_printf ("DigestAuth::GenerateAuthorizationRequestLine buffsize = %"_U32BITARG_" fAuthBuffer= %s\n",buffsize, fAuthBuffer.Ptr);
StrPtrLen *theTagPtr;
StrPtrLen *theValuePtr;
UInt32 paramLen;
Bool16 quoted;
for (SInt32 paramIndex = 0; paramIndex < fReqFields.fNumFields; paramIndex )
{
paramLen = 0;
theTagPtr = fReqFields.fReqParamTags[paramIndex];
theValuePtr = fReqFields.fReqParamValues[paramIndex];
Assert(theTagPtr); // shouldn't ever happen
paramLen = theTagPtr->Len;
quoted = fReqFields.fQuoted[paramIndex];
if (theValuePtr) // this can be NULL
paramLen = theValuePtr->Len 5;
Assert(paramLen < ktempbuffSize);
if (quoted)
{ if(theValuePtr && theValuePtr->Len > 0)
qtss_sprintf(tempBuffer, "%s=\"%s\"",theTagPtr->Ptr, theValuePtr->Ptr);
else // empty send: param=""
qtss_sprintf(tempBuffer, "%s=\"\"",theTagPtr->Ptr);
}
else
{ if(theValuePtr && theValuePtr->Len > 0)
qtss_sprintf(tempBuffer, "%s=%s",theTagPtr->Ptr, theValuePtr->Ptr);
else // empty send: param=""
qtss_sprintf(tempBuffer, "%s=\"\"",theTagPtr->Ptr);
}
//qtss_printf("add %s to auth line\n",tempBuffer);
strcat(fAuthBuffer.Ptr,tempBuffer);
if (paramIndex < fReqFields.fNumFields -1)
strcat(fAuthBuffer.Ptr,",");
//qtss_printf("DigestAuth::GenerateAuthorizationRequestLine bufferLen=%"_S32BITARG_" fAuthBuffer= %s\n",::strlen(fAuthBuffer.Ptr),fAuthBuffer.Ptr);
}
::strcat(fAuthBuffer.Ptr, "\r\n");
//qtss_printf("DigestAuth::GenerateAuthorizationRequestLine bufferLen=%"_S32BITARG_" fAuthBuffer= %s\n",::strlen(fAuthBuffer.Ptr),fAuthBuffer.Ptr);
}
void DigestAuth::ResetAuthParams()
{
ReqFieldsClean();
delete [] fAuthBuffer.Ptr; fAuthBuffer.Set(NULL,0);
}
void DigestAuth::MakeRequestDigest()
{
delete [] fRequestDigestStr.Ptr;
fRequestDigestStr.Ptr = NULL;
StrPtrLen emptyStr;
StrPtrLen hA1;
/*
qtss_printf("DigestAuth::MakeRequestDigest fNameSPL=%s\n",STRTOCHAR(&fNameSPL));
qtss_printf("DigestAuth::MakeRequestDigest fRealmSPL=%s\n",STRTOCHAR(&fRealmSPL));
qtss_printf("DigestAuth::MakeRequestDigest fPasswordSPL=%s\n",STRTOCHAR(&fPasswordSPL));
qtss_printf("DigestAuth::MakeRequestDigest fnonce=%s\n",STRTOCHAR(&fnonce));
qtss_printf("DigestAuth::MakeRequestDigest fcnonce=%s\n",STRTOCHAR(&fcnonce));
*/
::CalcHA1( &sMD5Str, &fNameSPL, &fRealmSPL, &fPasswordSPL, &fnonce, &fcnonce, &hA1);
/*
qtss_printf("DigestAuth::MakeRequestDigest CalcHA1=%s\n",STRTOCHAR(&hA1));
qtss_printf("DigestAuth::MakeRequestDigest fnonce=%s\n",STRTOCHAR(&fnonce));
qtss_printf("DigestAuth::MakeRequestDigest fNonceCountStr=%s\n",STRTOCHAR(&fNonceCountStr));
qtss_printf("DigestAuth::MakeRequestDigest fcnonce=%s\n",STRTOCHAR(&fcnonce));
qtss_printf("DigestAuth::MakeRequestDigest fqop=%s\n",STRTOCHAR(&fqop));
qtss_printf("DigestAuth::MakeRequestDigest fMethodSPL=%s\n",STRTOCHAR(&fMethodSPL));
qtss_printf("DigestAuth::MakeRequestDigest fURISPL=%s\n",STRTOCHAR(&fURISPL));
qtss_printf("DigestAuth::MakeRequestDigest emptyStr=%s\n",STRTOCHAR(&emptyStr));
qtss_printf("DigestAuth::MakeRequestDigest fMethodSPL=%s\n",STRTOCHAR(&emptyStr));
*/
::CalcRequestDigest(&hA1, &fnonce, &fNonceCountStr, &fcnonce, &fqop, &fMethodSPL, &fURISPL, &emptyStr, &fRequestDigestStr);
delete [] hA1.Ptr;
//qtss_printf("DigestAuth::MakeRequestDigest fRequestDigestStr=%s\n",STRTOCHAR(&fRequestDigestStr));
}
void DigestAuth::MakeCNonce()
{
fAuthTime = OS::UnixTime_Secs();
char timeStr[64];
qtss_sprintf(timeStr,"%"_U32BITARG_"",(UInt32) fAuthTime);
StrPtrLen timeSPL(timeStr);
delete [] fcnonce.Ptr;
fcnonce.Ptr = NULL;
StrPtrLen emptyStr;
StrPtrLen hA1;
::CalcHA1( &sMD5Str, &timeSPL, &fRealmSPL, &fPasswordSPL, &fnonce, &timeSPL, &hA1);
::CalcRequestDigest(&hA1, &fnonce, &timeSPL, &timeSPL, &fqop, &timeSPL, &fURISPL, &emptyStr, &fcnonce);
delete [] hA1.Ptr;
}
void DigestAuth::AttachAuthParams(StrPtrLen *theRequestPtr)
{
StrPtrLen requestParams;
//qtss_printf(" DigestAuth::AttachAuthParams request IN =%s\n", STRTOCHAR(theRequestPtr));
char* hasAuthorization = ::strstr(theRequestPtr->Ptr, sAuthorizationStr.Ptr);
if (NULL != hasAuthorization)
return;
this->ResetRequestLen(theRequestPtr,&requestParams);
this->ResetAuthParams();
fNonceCount ;
AddAuthParam( &sUsernameStr, &fNameSPL, true);
AddAuthParam( &sRealmStr, &fRealmSPL, true);
AddAuthParam( &sNonceStr, &fnonce, true);
AddAuthParam( &sOpaqueStr, &fopaque, true);
AddAuthParam( &sUriStr, &fURISPL, true);
if (fqop.Ptr != NULL) //
{
AddAuthParam( &sQopStr, &sQopAuthStr, false);// only auth
SetNonceCountStr();
AddAuthParam( &sNonceCountStr, &fNonceCountStr, false);// only auth
MakeCNonce();
AddAuthParam(&sCnonceStr, &fcnonce, true);
}
MakeRequestDigest();
AddAuthParam (&sResponseStr, &fRequestDigestStr, true);
GenerateAuthorizationRequestLine(theRequestPtr);
::strcat(theRequestPtr->Ptr, fAuthBuffer.Ptr);
::strcat(theRequestPtr->Ptr, requestParams.Ptr); // put the request params back
theRequestPtr->Len = ::strlen(theRequestPtr->Ptr);
delete [] requestParams.Ptr; requestParams.Set(NULL,0);
//qtss_printf(" DigestAuth::AttachAuthParams request OUT =%s\n", STRTOCHAR(theRequestPtr));
}
UInt32 DigestAuth::ParamsLen(StrPtrLen *requestPtr)
{ UInt32 fieldLens = requestPtr->Len;
StrPtrLen *theParamPtr = NULL;
StrPtrLen *theTagPtr = NULL;
SInt32 numParams = 0;
while (numParams != fReqFields.fNumFields )
{
theParamPtr = fReqFields.fReqParamValues[numParams];
theTagPtr = fReqFields.fReqParamTags[numParams];
if (theParamPtr != NULL)
{ fieldLens = theParamPtr->Len;
}
if (theTagPtr != NULL)
{ fieldLens = theTagPtr->Len;
}
fieldLens = 5;// room for spaces or " = and ,
numParams ;
}
return fieldLens;
}
DigestAuth::~DigestAuth()
{ ResetAuthParams();
delete [] fNonceCountStr.Ptr; fNonceCountStr.Set(NULL,0);
delete [] fRequestDigestStr.Ptr;fRequestDigestStr.Set(NULL,0);
delete [] fURIStr.Ptr; fURIStr.Set(NULL,0);
delete [] fcnonce.Ptr; fcnonce.Set(NULL,0);
delete [] fnonce.Ptr; fnonce.Set(NULL,0);
delete [] fopaque.Ptr; fopaque.Set(NULL,0);
delete [] fqop.Ptr; fqop.Set(NULL,0);
delete [] fAlgorithmStr.Ptr; fAlgorithmStr.Set(NULL,0);
delete [] fStaleStr.Ptr; fStaleStr.Set(NULL,0);
Clean();
}
//===========================================
Bool16 BasicAuth::ParseParams(StrPtrLen *authParamsPtr)
{
StringParser realmParser(authParamsPtr);
return this->ParseRealm(&realmParser);
}
UInt32 BasicAuth::ParamsLen(StrPtrLen *requestPtr)
{
return requestPtr->Len fNameSPL.Len fPasswordSPL.Len 1;
}
void BasicAuth::AttachAuthParams(StrPtrLen *theRequestPtr)
{
char* hasAuthorization = ::strstr(theRequestPtr->Ptr, sAuthorizationStr.Ptr);
if (NULL != hasAuthorization)
return;
UInt32 buffLen = ParamsLen(theRequestPtr);
if (fAuthBuffer.Ptr == NULL)
{ fAuthBuffer.Ptr = NEW char[buffLen];
memset(fAuthBuffer.Ptr,0,buffLen);
fAuthBuffer.Len = buffLen;
}
StrPtrLen requestParams;
this->ResetRequestLen(theRequestPtr,&requestParams);
//qtss_printf("BasicAuth::parsed requestParams.Ptr = %s \n",requestParams.Ptr);
char unEncodedBuffer[80];
qtss_sprintf(unEncodedBuffer, "%s:%s",fNameSPL.Ptr, fPasswordSPL.Ptr);
//qtss_printf("unEncodedBuffer=%s\n",unEncodedBuffer);
::Base64encode(fEncodedBuffer, unEncodedBuffer,::strlen(unEncodedBuffer));
qtss_sprintf(fAuthBuffer.Ptr, "%s %s %s\r\n",sAuthorizationStr.Ptr, sAuthBasicStr.Ptr, fEncodedBuffer);
::strcat(theRequestPtr->Ptr, fAuthBuffer.Ptr);
::strcat(theRequestPtr->Ptr, requestParams.Ptr); // put the request back
delete [] requestParams.Ptr;
theRequestPtr->Len = ::strlen(theRequestPtr->Ptr);
//qtss_printf("BasicAuth::theRequestPtr->Ptr = %s \n",theRequestPtr->Ptr);
}
//===========================================
Authenticator *AuthParser::ParseChallenge(StrPtrLen *challengePtr)
{
Bool16 result = false;
Authenticator *authenticator = NULL;
StrPtrLen theChallenge;
StrPtrLen headerTerminator("\r");
if (NULL == challengePtr)
return NULL;
StringParser authParser(challengePtr);
StrPtrLen authWord;
StrPtrLen authParams;
// consume WWW-Authenticate
authParser.ConsumeUntilWhitespace(&authWord);
authParser.ConsumeWhitespace();
// Get the authentication type
authParser.ConsumeUntilWhitespace(&authWord);
authParser.ConsumeWhitespace();
// Get the params
authParser.GetThruEOL(&authParams);
if (authWord.EqualIgnoreCase(Authenticator::sAuthBasicStr.Ptr, Authenticator::sAuthBasicStr.Len))
{
authenticator = NEW BasicAuth();
Assert(authenticator);
if (authenticator)
result = authenticator->ParseParams(&authParams);
}
else if (authWord.EqualIgnoreCase(Authenticator::sAuthDigestStr.Ptr, Authenticator::sAuthDigestStr.Len))
{
authenticator = NEW DigestAuth();
Assert(authenticator);
if (authenticator)
result = authenticator->ParseParams(&authParams);
}
return authenticator;
}
//===========================================
static char* sEmptyString = "";
char* RTSPClient::sUserAgent = "None";
char* RTSPClient::sControlID = "trackID";
RTSPClient::InterleavedParams RTSPClient::sInterleavedParams;
RTSPClient::RTSPClient(ClientSocket* inSocket, Bool16 verbosePrinting, char* inUserAgent)
: fAuthenticator(NULL),
fSocket(inSocket),
fVerboseLevel(verbosePrinting ? 1 : 0),
fCSeq(1),
fStatus(0),
fSessionID(sEmptyString),
fServerPort(0),
fContentLength(0),
fSetupHeaders(NULL),
fNumChannelElements(kMinNumChannelElements),
fNumFieldIDElements(0),
fFieldIDMapSize(kMinNumChannelElements),
fPacketBuffer(NULL),
fPacketBufferOffset(0),
fPacketOutstanding(false),
fRecvContentBuffer(NULL),
fContentRecvLen(0),
fHeaderRecvLen(0),
fHeaderLen(0),
fSetupTrackID(0),
fState(kInitial),
fAuthAttempted(false),
fTransportMode(kPlayMode),
fPacketDataInHeaderBufferLen(0),
fPacketDataInHeaderBuffer(NULL),
fUserAgent(NULL),
fControlID(RTSPClient::sControlID),
fGuarenteedBitRate(0),
fMaxBitRate(0),
fMaxTransferDelay(0),
fBandwidth(0),
fBufferSpace(0),
fDelayTime(0)
{
fChannelTrackMap = NEW ChannelMapElem[kMinNumChannelElements];
::memset(fChannelTrackMap, 0, sizeof(ChannelMapElem) * kMinNumChannelElements);
fFieldIDMap = NEW FieldIDArrayElem[kMinNumChannelElements];
::memset(fFieldIDMap, 0, sizeof(FieldIDArrayElem) * kMinNumChannelElements);
::memset(fSendBuffer, 0,kReqBufSize 1);
::memset(fRecvHeaderBuffer, 0,kReqBufSize 1);
fSetupHeaders = NEW char[2];
fSetupHeaders[0] = '\0';
::memset(&sInterleavedParams, 0, sizeof(sInterleavedParams));
if (inUserAgent != NULL)
{
fUserAgent = NEW char[::strlen(inUserAgent) 1];
::strcpy(fUserAgent, inUserAgent);
}
else
{
fUserAgent = NEW char[::strlen(sUserAgent) 1];
::strcpy(fUserAgent, sUserAgent);
}
}
RTSPClient::~RTSPClient()
{
delete [] fRecvContentBuffer;
delete [] fURL.Ptr;
delete [] fName.Ptr;
delete [] fPassword.Ptr;
if (fSessionID.Ptr != sEmptyString)
delete [] fSessionID.Ptr;
delete [] fSetupHeaders;
delete [] fChannelTrackMap;
delete [] fFieldIDMap;
delete [] fPacketBuffer;
delete fAuthenticator;
delete [] fUserAgent;
if (fControlID != RTSPClient::sControlID)
delete [] fControlID;
}
void RTSPClient::SetControlID(char* controlID)
{
if (NULL == controlID)
return;
if (fControlID != RTSPClient::sControlID)
delete [] fControlID;
fControlID = NEW char[::strlen(controlID) 1];
::strcpy(fControlID, controlID);
}
void RTSPClient::SetName(char *name)
{
Assert (name);
delete [] fName.Ptr;
fName.Ptr = NEW char[::strlen(name) 2];
::strcpy(fName.Ptr, name);
fName.Len = ::strlen(name);
}
void RTSPClient::SetPassword(char *password)
{
Assert (password);
delete [] fPassword.Ptr;
fPassword.Ptr = NEW char[::strlen(password) 2];
::strcpy(fPassword.Ptr, password);
fPassword.Len = ::strlen(password);
}
void RTSPClient::Set(const StrPtrLen& inURL)
{
delete [] fURL.Ptr;
fURL.Ptr = NEW char[inURL.Len 2];
fURL.Len = inURL.Len;
char* destPtr = fURL.Ptr;
// add a leading '/' to the url if it isn't a full URL and doesn't have a leading '/'
if ( !inURL.NumEqualIgnoreCase("rtsp://", strlen("rtsp://")) && inURL.Ptr[0] != '/')
{
*destPtr = '/';
destPtr ;
fURL.Len ;
}
::memcpy(destPtr, inURL.Ptr, inURL.Len);
fURL.Ptr[fURL.Len] = '\0';
}
void RTSPClient::SetSetupParams(Float32 inLateTolerance, char* inMetaInfoFields)
{
delete [] fSetupHeaders;
fSetupHeaders = NEW char[256];
fSetupHeaders[0] = '\0';
if (inLateTolerance != 0)
qtss_sprintf(fSetupHeaders, "x-Transport-Options: late-tolerance=%f\r\n", inLateTolerance);
if ((inMetaInfoFields != NULL) && (::strlen(inMetaInfoFields) > 0))
qtss_sprintf(fSetupHeaders ::strlen(fSetupHeaders), "x-RTP-Meta-Info: %s\r\n", inMetaInfoFields);
}
OS_Error RTSPClient::SendDescribe(Bool16 inAppendJunkData)
{
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","DESCRIBE");
StringFormatter fmt(fSendBuffer, kReqBufSize);
fmt.PutFmtStr(
"DESCRIBE %s RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"Accept: application/sdp\r\n"
"User-agent: %s\r\n",
fURL.Ptr, fCSeq, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
if (inAppendJunkData)
{
fmt.PutFmtStr("Content-Length: 200\r\n\r\n");
for(UInt32 i = 0; i < 200; i)
fmt.PutChar('d');
/*
qtss_sprintf(fSendBuffer, "DESCRIBE %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\nAccept: application/sdp\r\nContent-Length: 200\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fUserAgent);
UInt32 theBufLen = ::strlen(fSendBuffer);
Assert((theBufLen 200) < kReqBufSize);
for (UInt32 x = theBufLen; x < (theBufLen 200); x )
fSendBuffer[x] = 'd';
fSendBuffer[theBufLen 200] = '\0';
*/
}
else
{
fmt.PutFmtStr("\r\n");
//qtss_sprintf(fSendBuffer, "DESCRIBE %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\nAccept: application/sdp\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fUserAgent);
}
fmt.PutTerminator();
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendSetParameter()
{
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","SET_PARAMETER");
qtss_sprintf(fSendBuffer, "SET_PARAMETER %s RTSP/1.0\r\nCSeq:%"_U32BITARG_"\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fUserAgent);
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendOptions()
{
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","OPTIONS");
qtss_sprintf(fSendBuffer, "OPTIONS * RTSP/1.0\r\nCSeq:%"_U32BITARG_"\r\nUser-agent: %s\r\n\r\n", fCSeq, fUserAgent);
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendOptionsWithRandomDataRequest(SInt32 dataSize)
{
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","OPTIONS");
qtss_sprintf(fSendBuffer, "OPTIONS * RTSP/1.0\r\nCSeq:%"_U32BITARG_"\r\nUser-agent: %s\r\nRequire: x-Random-Data-Size\r\nx-Random-Data-Size: %"_S32BITARG_"\r\n\r\n", fCSeq, fUserAgent, dataSize);
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendReliableUDPSetup(UInt32 inTrackID, UInt16 inClientPort)
{
fSetupTrackID = inTrackID; // Needed when SETUP response is received.
fSendBuffer[0] = 0;
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","SETUP");
StringFormatter fmt(fSendBuffer, kReqBufSize);
if (fTransportMode == kPushMode)
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP;unicast;client_port=%u-%u;mode=record\r\n"
"x-Retransmit: our-retransmit\r\n"
"User-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr, inClientPort, inClientPort 1, fUserAgent);
else
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP;unicast;client_port=%u-%u\r\n"
"x-Retransmit: our-retransmit\r\n"
"User-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr, inClientPort, inClientPort 1, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
Attach3GPPHeaders(fmt, inTrackID);
fmt.PutFmtStr("\r\n");
fmt.PutTerminator();
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendUDPSetup(UInt32 inTrackID, UInt16 inClientPort)
{
fSetupTrackID = inTrackID; // Needed when SETUP response is received.
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","SETUP");
StringFormatter fmt(fSendBuffer, kReqBufSize);
if (fTransportMode == kPushMode)
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP;unicast;client_port=%u-%u;mode=record\r\n"
"User-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr, inClientPort, inClientPort 1, fUserAgent);
else
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP;unicast;client_port=%u-%u\r\n"
"%sUser-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr, inClientPort, inClientPort 1, fSetupHeaders, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
Attach3GPPHeaders(fmt, inTrackID);
fmt.PutFmtStr("\r\n");
fmt.PutTerminator();
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendTCPSetup(UInt32 inTrackID, UInt16 inClientRTPid, UInt16 inClientRTCPid)
{
fSetupTrackID = inTrackID; // Needed when SETUP response is received.
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","SETUP");
StringFormatter fmt(fSendBuffer, kReqBufSize);
if (fTransportMode == kPushMode)
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP/TCP;unicast;mode=record;interleaved=%u-%u\r\n"
"User-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr,inClientRTPid, inClientRTCPid, fUserAgent);
else
fmt.PutFmtStr(
"SETUP %s/%s=%"_U32BITARG_" RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sTransport: RTP/AVP/TCP;unicast;interleaved=%u-%u\r\n"
"%sUser-agent: %s\r\n",
fURL.Ptr,fControlID, inTrackID, fCSeq, fSessionID.Ptr, inClientRTPid, inClientRTCPid,fSetupHeaders, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
Attach3GPPHeaders(fmt, inTrackID);
fmt.PutFmtStr("\r\n");
fmt.PutTerminator();
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendPlay(UInt32 inStartPlayTimeInSec, Float32 inSpeed, UInt32 inTrackID)
{
char speedBuf[128];
speedBuf[0] = '\0';
if (inSpeed != 1)
qtss_sprintf(speedBuf, "Speed: %f5.2\r\n", inSpeed);
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","PLAY");
StringFormatter fmt(fSendBuffer, kReqBufSize);
fmt.PutFmtStr(
"PLAY %s RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sRange: npt=%"_U32BITARG_".0-\r\n"
"%sx-prebuffer: maxtime=3.0\r\n"
"User-agent: %s\r\n",
fURL.Ptr, fCSeq, fSessionID.Ptr, inStartPlayTimeInSec, speedBuf, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
Attach3GPPHeaders(fmt, inTrackID);
fmt.PutFmtStr("\r\n");
fmt.PutTerminator();
//qtss_sprintf(fSendBuffer, "PLAY %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\n%sRange: npt=7.0-\r\n%sx-prebuffer: maxtime=3.0\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fSessionID.Ptr, speedBuf, fUserAgent);
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendPacketRangePlay(char* inPacketRangeHeader, Float32 inSpeed)
{
char speedBuf[128];
speedBuf[0] = '\0';
if (inSpeed != 1)
qtss_sprintf(speedBuf, "Speed: %f5.2\r\n", inSpeed);
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","PLAY");
StringFormatter fmt(fSendBuffer, kReqBufSize);
fmt.PutFmtStr(
"PLAY %s RTSP/1.0\r\n"
"CSeq: %"_U32BITARG_"\r\n"
"%sx-Packet-Range: %s\r\n"
"%sUser-agent: %s\r\n\r\n",
fURL.Ptr, fCSeq, fSessionID.Ptr, inPacketRangeHeader, speedBuf, fUserAgent);
if (fBandwidth != 0)
fmt.PutFmtStr("Bandwidth: %"_U32BITARG_"\r\n", fBandwidth);
Attach3GPPHeaders(fmt);
fmt.PutFmtStr("\r\n");
fmt.PutTerminator();
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendReceive(UInt32 inStartPlayTimeInSec)
{
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","RECORD");
qtss_sprintf(fSendBuffer, "RECORD %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\n%sRange: npt=%"_U32BITARG_".0-\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fSessionID.Ptr, inStartPlayTimeInSec, fUserAgent);
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendAnnounce(char *sdp)
{
//ANNOUNCE rtsp://server.example.com/permanent_broadcasts/TestBroadcast.sdp RTSP/1.0
if (!IsTransactionInProgress())
{
qtss_sprintf(fMethod,"%s","ANNOUNCE");
if (sdp == NULL)
qtss_sprintf(fSendBuffer, "ANNOUNCE %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\nAccept: application/sdp\r\nUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fUserAgent);
else
{ UInt32 len = strlen(sdp);
if(len > kReqBufSize)
return OS_NotEnoughSpace;
qtss_sprintf(fSendBuffer, "ANNOUNCE %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\nContent-Type: application/sdp\r\nUser-agent: %s\r\nContent-Length: %"_U32BITARG_"\r\n\r\n%s", fURL.Ptr, fCSeq, fUserAgent, len, sdp);
}
}
return this->DoTransaction();
}
OS_Error RTSPClient::SendRTSPRequest(iovec* inRequest, UInt32 inNumVecs)
{
if (!IsTransactionInProgress())
{
UInt32 curOffset = 0;
for (UInt32 x = 0; x < inNumVecs; x )
{
::memcpy(fSendBuffer curOffset, inRequest[x].iov_base, inRequest[x].iov_len);
curOffset = inRequest[x].iov_len;
}
Assert(kReqBufSize > curOffset);
fSendBuffer[curOffset] = '\0';
}
return this->DoTransaction();
}
OS_Error RTSPClient::PutMediaPacket(UInt32 inTrackID, Bool16 isRTCP, char* inData, UInt16 inLen)
{
// Find the right channel number for this trackID
for (int x = 0; x < fNumChannelElements; x )
{
if ((fChannelTrackMap[x].fTrackID == inTrackID) && (fChannelTrackMap[x].fIsRTCP == isRTCP))
{
char header[5];
header[0] = '$';
header[1] = (UInt8)x;
UInt16* theLenP = (UInt16*)header;
theLenP[1] = htons(inLen);
//
// Build the iovec
iovec ioVec[2];
ioVec[0].iov_len = 4;
ioVec[0].iov_base = header;
ioVec[1].iov_len = inLen;
ioVec[1].iov_base = inData;
//
// Send it
return fSocket->SendV(ioVec, 2);
}
}
return OS_NoErr;
}
OS_Error RTSPClient::SendInterleavedWrite(UInt8 channel, UInt16 len, char*data,Bool16 *getNext)
{
Assert(len < RTSPClient::kReqBufSize);
iovec ioVEC[1];
struct iovec* iov = &ioVEC[0];
UInt16 interleavedLen =0;
UInt16 sendLen = 0;
if (sInterleavedParams.extraLen > 0)
{ *getNext = false; // can't handle new packet now. Send it again
ioVEC[0].iov_base = sInterleavedParams.extraBytes;
ioVEC[0].iov_len = sInterleavedParams.extraLen;
sendLen = sInterleavedParams.extraLen;
}
else
{ *getNext = true; // handle a new packet
fSendBuffer[0] = '$';
fSendBuffer[1] = channel;
UInt16 netlen = htons(len);
memcpy(&fSendBuffer[2],&netlen,2);
memcpy(&fSendBuffer[4],data,len);
interleavedLen = len 4;
ioVEC[0].iov_base=&fSendBuffer[0];
ioVEC[0].iov_len= interleavedLen;
sendLen = interleavedLen;
sInterleavedParams.extraChannel =channel;
}
UInt32 outLenSent;
OS_Error theErr = fSocket->GetSocket()->WriteV(iov, 1,&outLenSent);
if (theErr != 0)
outLenSent = 0;
if(fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite Send channel=%u bufferlen=%u err=%"_S32BITARG_" outLenSent=%"_U32BITARG_"\n",(UInt16) sInterleavedParams.extraChannel, sendLen,theErr,outLenSent);
if (theErr == 0 && outLenSent != sendLen)
{ if (sInterleavedParams.extraLen > 0) // sending extra len so keep sending it.
{
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite partial Send channel=%u bufferlen=%u err=%"_S32BITARG_" amountSent=%"_U32BITARG_" \n",(UInt16) sInterleavedParams.extraChannel,sendLen,theErr,outLenSent);
sInterleavedParams.extraLen = sendLen - outLenSent;
sInterleavedParams.extraByteOffset = outLenSent;
sInterleavedParams.extraBytes = &fSendBuffer[sInterleavedParams.extraByteOffset];
}
else // we were sending a new packet so record the data
{
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite partial Send channel=%u bufferlen=%u err=%"_S32BITARG_" amountSent=%"_U32BITARG_" \n",(UInt16) channel,sendLen,theErr,outLenSent);
sInterleavedParams.extraBytes = &fSendBuffer[outLenSent];
sInterleavedParams.extraLen = sendLen - outLenSent;
sInterleavedParams.extraChannel = channel;
sInterleavedParams.extraByteOffset = outLenSent;
}
}
else // either an error occured or we sent everything ok
{
if (theErr == 0)
{
if (sInterleavedParams.extraLen > 0) // we were busy sending some old data and it all got sent
{
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite FULL Send channel=%u bufferlen=%u err=%"_S32BITARG_" amountSent=%"_U32BITARG_" \n",(UInt16) sInterleavedParams.extraChannel,sendLen,theErr,outLenSent);
}
else
{ // it all worked so ask for more data
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite FULL Send channel=%u bufferlen=%u err=%"_S32BITARG_" amountSent=%"_U32BITARG_" \n",(UInt16) channel,sendLen,theErr,outLenSent);
}
sInterleavedParams.extraLen = 0;
sInterleavedParams.extraBytes = NULL;
sInterleavedParams.extraByteOffset = 0;
}
else // we got an error so nothing was sent
{
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::SendInterleavedWrite Send ERR sending=%"_S32BITARG_" \n",theErr);
if (sInterleavedParams.extraLen == 0) // retry the new packet
{
sInterleavedParams.extraBytes = &fSendBuffer[0];
sInterleavedParams.extraLen = sendLen;
sInterleavedParams.extraChannel = channel;
sInterleavedParams.extraByteOffset = 0;
}
}
}
return theErr;
}
OS_Error RTSPClient::SendTeardown()
{
if (!IsTransactionInProgress())
{ qtss_sprintf(fMethod,"%s","TEARDOWN");
qtss_sprintf(fSendBuffer, "TEARDOWN %s RTSP/1.0\r\nCSeq: %"_U32BITARG_"\r\n%sUser-agent: %s\r\n\r\n", fURL.Ptr, fCSeq, fSessionID.Ptr, fUserAgent);
}
return this->DoTransaction();
}
OS_Error RTSPClient::GetMediaPacket(UInt32* outTrackID, Bool16* outIsRTCP, char** outBuffer, UInt32* outLen)
{
static const UInt32 kPacketHeaderLen = 4;
static const UInt32 kMaxPacketSize = 4096;
// We need to buffer until we get a full packet.
if (fPacketBuffer == NULL)
fPacketBuffer = NEW char[kMaxPacketSize];
if (fPacketOutstanding)
{
// The previous call to this function returned a packet successfully. We've been holding
// onto that packet data until now... Now we can blow it away.
UInt16* thePacketLenP = (UInt16*)fPacketBuffer;
UInt16 thePacketLen = ntohs(thePacketLenP[1]);
Assert(fPacketBuffer[0] == '$');
// Move the leftover data (part of the next packet) to the beginning of the buffer
Assert(fPacketBufferOffset >= (thePacketLen kPacketHeaderLen));
fPacketBufferOffset -= thePacketLen kPacketHeaderLen;
::memmove(fPacketBuffer, &fPacketBuffer[thePacketLen kPacketHeaderLen], fPacketBufferOffset);
#if DEBUG
if (fPacketBufferOffset > 0)
{
Assert(fPacketBuffer[0] == '$');
}
#endif
fPacketOutstanding = false;
}
if (fPacketDataInHeaderBufferLen > 0)
{
//
// If there is some packet data in the header buffer, clear it out
if (fVerboseLevel >= 3)
qtss_printf("%"_U32BITARG_" bytes of packet data in header buffer\n",fPacketDataInHeaderBufferLen);
Assert(fPacketDataInHeaderBuffer[0] == '$');
Assert(fPacketDataInHeaderBufferLen < (kMaxPacketSize - fPacketBufferOffset));
::memcpy(&fPacketBuffer[fPacketBufferOffset], fPacketDataInHeaderBuffer, fPacketDataInHeaderBufferLen);
fPacketBufferOffset = fPacketDataInHeaderBufferLen;
fPacketDataInHeaderBufferLen = 0;
}
Assert(fPacketBufferOffset < kMaxPacketSize);
UInt32 theRecvLen = 0;
OS_Error theErr = fSocket->Read(&fPacketBuffer[fPacketBufferOffset], kMaxPacketSize - fPacketBufferOffset, &theRecvLen);
if (theErr != OS_NoErr)
return theErr;
fPacketBufferOffset = theRecvLen;
Assert(fPacketBufferOffset <= kMaxPacketSize);
if (fPacketBufferOffset > kPacketHeaderLen)
{
Assert(fPacketBuffer[0] == '$');
UInt16* thePacketLenP = (UInt16*)fPacketBuffer;
UInt16 thePacketLen = ntohs(thePacketLenP[1]);
UInt8 channelIndex = fPacketBuffer[1];
if (fPacketBufferOffset >= (thePacketLen kPacketHeaderLen))
{
// We have a complete packet. Return it to the caller.
Assert(channelIndex < fNumChannelElements); // This is really not a safe assert, but anyway...]
if (channelIndex >= fNumChannelElements)
return -1;
*outTrackID = fChannelTrackMap[channelIndex].fTrackID;
*outIsRTCP = fChannelTrackMap[channelIndex].fIsRTCP;
*outLen = thePacketLen;
// Next time we call this function, we will blow away the packet, but until then
// we leave it untouched.
fPacketOutstanding = true;
*outBuffer = &fPacketBuffer[kPacketHeaderLen];
return OS_NoErr;
}
}
return OS_NoErr;
}
UInt32 RTSPClient::GetSSRCByTrack(UInt32 inTrackID)
{
for (UInt32 x = 0; x < fSSRCMap.size(); x )
{
if (inTrackID == fSSRCMap[x].fTrackID)
return fSSRCMap[x].fSSRC;
}
return 0;
}
RTPMetaInfoPacket::FieldID* RTSPClient::GetFieldIDArrayByTrack(UInt32 inTrackID)
{
for (UInt32 x = 0; x < fNumFieldIDElements; x )
{
if (inTrackID == fFieldIDMap[x].fTrackID)
return fFieldIDMap[x].fFieldIDs;
}
return NULL;
}
OS_Error RTSPClient::DoTransaction()
{
OS_Error theErr = OS_NoErr;
StrPtrLen theRequest(fSendBuffer, ::strlen(fSendBuffer));
StrPtrLen theMethod(fMethod);
for(;;)
{
switch(fState)
{
//Initial state: getting ready to send the request; the authenticator is initialized if it exists.
//This is the only state where a new request can be made.
case kInitial:
if (fAuthenticator != NULL)
{
fAuthAttempted = true;
fAuthenticator->RemoveAuthLine(&theRequest); // reset to original request
fAuthenticator->ResetAuthParams(); // if we had a 401 on an authenticated request clean up old params and try again with the new response data
fAuthenticator->SetName(&fName);
fAuthenticator->SetPassword(&fPassword);
fAuthenticator->SetMethod(&theMethod);
fAuthenticator->SetURI(&fURL);
fAuthenticator->AttachAuthParams(&theRequest);
}
fCSeq ; //this assumes that the sequence number will not be read again until the next transaction
fPacketDataInHeaderBufferLen = 0;
fState = kRequestSending;
break;
//Request Sending state: keep on calling Send while Send returns EAGAIN or EINPROGRESS
case kRequestSending:
theErr = fSocket->Send(theRequest.Ptr, theRequest.Len);
if (theErr != OS_NoErr)
{
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::DoTransaction Send len=%"_U32BITARG_" err = %"_S32BITARG_"\n", theRequest.Len, theErr);
return theErr;
}
if (fVerboseLevel >= 1)
qtss_printf("\n-----REQUEST-----len=%"_U32BITARG_"\n%s\n", theRequest.Len, STRTOCHAR(&theRequest));
//Done sending request; moving onto the response
fContentRecvLen = 0;
fHeaderRecvLen = 0;
fHeaderLen = 0;
::memset(fRecvHeaderBuffer, 0, kReqBufSize 1);
fState = kResponseReceiving;
break;
//Response Receiving state: keep on calling ReceiveResponse while it returns EAGAIN or EINPROGRESS
case kResponseReceiving:
//Header Received state: the response header has been received(and parsed), but the entity(response content) has not been completely received
case kHeaderReceived:
theErr = this->ReceiveResponse(); //note that this function can change the fState
if (fVerboseLevel >= 3)
qtss_printf("RTSPClient::DoTransaction ReceiveResponse fStatus=%"_U32BITARG_" len=%"_U32BITARG_" err = %"_S32BITARG_"\n",fStatus, fHeaderRecvLen, theErr);
if (theErr != OS_NoErr)
return theErr;
//The response has been completely received and parsed. If the response is 401 unauthorized, then redo the request with authorization
fState = kInitial;
if (fStatus == 401 && fAuthenticator != NULL && !fAuthAttempted)
break;
else
return OS_NoErr;
break;
}
}
Assert(false); //not reached
return 0;
}
//This implementation cannot parse interleaved headers with entity content.
OS_Error RTSPClient::ReceiveResponse()
{
Assert(fState == kResponseReceiving | fState == kHeaderReceived);
OS_Error theErr = OS_NoErr;
while (fState == kResponseReceiving)
{
UInt32 theRecvLen = 0;
//fRecvHeaderBuffer[0] = 0;
theErr = fSocket->Read(&fRecvHeaderBuffer[fHeaderRecvLen], kReqBufSize - fHeaderRecvLen, &theRecvLen);
if (theErr != OS_NoErr)
return theErr;
fHeaderRecvLen = theRecvLen;
fRecvHeaderBuffer[fHeaderRecvLen] = 0;
if (fVerboseLevel >= 1)
qtss_printf("\n-----RESPONSE (len: %"_U32BITARG_")----\n%s\n", fHeaderRecvLen, fRecvHeaderBuffer);
//fRecvHeaderBuffer[fHeaderRecvLen] = '\0';
// Check to see if we've gotten a complete header, and if the header has even started
// The response may not start with the response if we are interleaving media data,
// in which case there may be leftover media data in the stream. If we encounter any
// of this cruft, we can just strip it off.
char* theHeaderStart = ::strstr(fRecvHeaderBuffer, "RTSP");
if (theHeaderStart == NULL)
{
fHeaderRecvLen = 0;
continue;
}
else if (theHeaderStart != fRecvHeaderBuffer)
{
//strip off everything before the RTSP
fHeaderRecvLen -= theHeaderStart - fRecvHeaderBuffer;
::memmove(fRecvHeaderBuffer, theHeaderStart, fHeaderRecvLen);
//fRecvHeaderBuffer[fHeaderRecvLen] = '\0';
}
char* theResponseData = ::strstr(fRecvHeaderBuffer, "\r\n\r\n");
if (theResponseData != NULL)
{
// skip past the \r\n\r\n
theResponseData = 4;
// We've got a new response
fState = kHeaderReceived;
// Figure out how much of the content body we've already received
// in the header buffer. If we are interleaving, this may also be packet data
fHeaderLen = theResponseData - &fRecvHeaderBuffer[0];
fContentRecvLen = fHeaderRecvLen - fHeaderLen;
// Zero out fields that will change with every RTSP response
fServerPort = 0;
fStatus = 0;
fContentLength = 0;
// Parse the response.
StrPtrLen theData(fRecvHeaderBuffer, fHeaderLen);
StringParser theParser(&theData);
theParser.ConsumeLength(NULL, 9); //skip past RTSP/1.0
fStatus = theParser.ConsumeInteger(NULL);
StrPtrLen theLastHeader;
while (theParser.GetDataRemaining() > 0)
{
static StrPtrLen sSessionHeader("Session");
static StrPtrLen sContentLenHeader("Content-length");
static StrPtrLen sTransportHeader("Transport");
static StrPtrLen sRTPInfoHeader("RTP-Info");
static StrPtrLen sRTPMetaInfoHeader("x-RTP-Meta-Info");
static StrPtrLen sAuthenticateHeader("WWW-Authenticate");
static StrPtrLen sSameAsLastHeader(" ,");
StrPtrLen theKey;
theParser.GetThruEOL(&theKey);
if (theKey.NumEqualIgnoreCase(sSessionHeader.Ptr, sSessionHeader.Len))
{
if (fSessionID.Len == 0)
{
// Copy the session ID and store it.
// First figure out how big the session ID is. We copy
// everything up until the first ';' returned from the server
UInt32 keyLen = 0;
while ((theKey.Ptr[keyLen] != ';') && (theKey.Ptr[keyLen] != '\r') && (theKey.Ptr[keyLen] != '\n'))
keyLen ;
// Append an EOL so we can stick this thing transparently into the SETUP request
fSessionID.Ptr = NEW char[keyLen 3];
fSessionID.Len = keyLen 2;
::memcpy(fSessionID.Ptr, theKey.Ptr, keyLen);
::memcpy(fSessionID.Ptr keyLen, "\r\n", 2);//Append a EOL
fSessionID.Ptr[keyLen 2] = '\0';
}
}
else if (theKey.NumEqualIgnoreCase(sContentLenHeader.Ptr, sContentLenHeader.Len))
{
//exclusive with interleaved
StringParser theCLengthParser(&theKey);
theCLengthParser.ConsumeUntil(NULL, StringParser::sDigitMask);
fContentLength = theCLengthParser.ConsumeInteger(NULL);
delete [] fRecvContentBuffer;
fRecvContentBuffer = NEW char[fContentLength 1];
::memset(fRecvContentBuffer, '\0', fContentLength 1);
// Immediately copy the bit of the content body that we've already
// read off of the socket.
Assert(fContentRecvLen <= fContentLength)
::memcpy(fRecvContentBuffer, theResponseData, fContentRecvLen);
}
else if (theKey.NumEqualIgnoreCase(sAuthenticateHeader.Ptr, sAuthenticateHeader.Len))
{
if (fVerboseLevel >= 3)
qtss_printf("\n--CHALLENGE RECEIVED\n");
#if ENABLE_AUTHENTICATION
if (fAuthenticator != NULL) // already have an authenticator
delete fAuthenticator;
fAuthenticator = fAuthenticationParser.ParseChallenge(&theKey);
Assert(fAuthenticator != NULL);
if (!fAuthenticator)
return 401; // what to do? the challenge is bad can't authenticate.
else if (fVerboseLevel >= 3)
{ if (fAuthenticator->GetType() == Authenticator::kBasicType)
qtss_printf("--CREATED BASIC AUTHENTICATOR\n");
else if (fAuthenticator->GetType() == Authenticator::kDigestType)
qtss_printf("--CREATED DIGEST AUTHENTICATOR\n");
}
#else
if (fVerboseLevel >= 3)
qtss_printf("--AUTHENTICATION IS DISABLED\n");
#endif
}
else if (theKey.NumEqualIgnoreCase(sTransportHeader.Ptr, sTransportHeader.Len))
{
StringParser theTransportParser(&theKey);
StrPtrLen theSubHeader;
while (theTransportParser.GetDataRemaining() > 0)
{
static StrPtrLen sServerPort("server_port");
static StrPtrLen sInterleaved("interleaved");
static StrPtrLen sSSRC("ssrc");
theTransportParser.GetThru(&theSubHeader, ';');
if (theSubHeader.NumEqualIgnoreCase(sServerPort.Ptr, sServerPort.Len))
{
StringParser thePortParser(&theSubHeader);
thePortParser.ConsumeUntil(NULL, StringParser::sDigitMask);
fServerPort = (UInt16) thePortParser.ConsumeInteger(NULL);
}
else if (theSubHeader.NumEqualIgnoreCase(sInterleaved.Ptr, sInterleaved.Len)) //exclusive with Content-length
this->ParseInterleaveSubHeader(&theSubHeader);
else if (theSubHeader.NumEqualIgnoreCase(sSSRC.Ptr, sSSRC.Len))
{
代码片段和文件信息
/*
*
* @APPLE_LICENSE_HEADER_START@
*
* Copyright （c） 1999-2008 Apple Inc. All Rights Reserved.
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 （the ‘License‘）. You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an ‘AS IS‘ basis WITHOUT WARRANTY OF ANY KIND EITHER
* EXPRESS OR IMPLIED AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES
* INCLUDING WITHOUT LIMITATION ANY WARRANTIES OF MERCHANTABILITY
* FITNESS FOR A PARTICULAR PURPOSE QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*
*/
/*
File: C属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 44324 2008-05-06 07:29 RTSPClientLib\ClientSession.cpp
文件 14981 2008-05-06 07:29 RTSPClientLib\ClientSession.h
文件 11006 2008-05-06 07:29 RTSPClientLib\ClientSocket.cpp
文件 5650 2008-05-06 07:29 RTSPClientLib\ClientSocket.h
文件 4296 2008-05-06 07:29 RTSPClientLib\RTPPacket.h
文件 71956 2008-05-06 07:29 RTSPClientLib\RTSPClient.cpp
文件 17716 2008-05-06 07:29 RTSPClientLib\RTSPClient.h
文件 218996 2013-06-05 09:59 RTSPClientLib\RTSPClient.o
文件 85924 2013-06-05 09:59 RTSPClientLib\ClientSocket.o
文件 245164 2013-06-05 10:00 RTSPClientLib\ClientSession.o
文件 13799 2013-06-05 09:59 RTSPClientLib\Pla
目录 0 2013-06-05 10:00 RTSPClientLib
----------- --------- ---------- ----- ----
733812 12
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