sip.rar_LINUX网关_Q931_pclint_网关sip

/********************************************************************* Rhapsody in C : 3.0 Login : daicj Component : SipProxy Configuration : ShiHao Model Element : pkgSIPParser ! Generated Date : Mon, 7, Apr 2003 File Path : SipProxy\ShiHao\pkgSIPParser.c *********************************************************************/ #ifdef __linux__/*jinshuangxi for linux compile*/ #include <netinet/in.h> #include <inetlib.h> #include <errnolib.h> #endif #include "p_sip_sipparser.h" #include "p_sip_util.h" #include "p_sip_sdpparser.h" #include "p_sip_macro.h" #include <assert.h> #define ERROR_SDPIsTooLong (BYTE)1 #define P_SIP_MSG_LTH (WORD)4096 /*## package pkgP::pkgPSIP::pkgSIPParser */ /*----------------------------------------------------------------------------*/ /* pkgSIPParser.c */ /*----------------------------------------------------------------------------*/ extern void debug_printf( char *pformat, ... ); /* extern DWORD sip_strlcpy( BYTE * dst, BYTE * src, DWORD siz ); */ /* Deletd by sr on 2008-12-01 for pclint */ DWORD g_dwSimB2B = 0; DWORD g_dwMalFromCheck = 0; DWORD dwTimeStart; DWORD dwTimeStop; DWORD g_dwMemsetSize = 0; void P_SIP_Memset( void *p, BYTE b, DWORD dwSize ) { g_dwMemsetSize += dwSize; memset( p, b, dwSize ); } DWORD g_dwStrncpySize = 0; void P_P_SIP_Strncpy( BYTE * dst, BYTE * src, DWORD dwSize ) { g_dwStrncpySize += dwSize; P_SIP_strncpy( dst, src, dwSize ); } /* begin */ void ConvertEscapedToChar( BYTE * pbData, BYTE * pbValue ); BOOL8 Convert2Unescape( BYTE * pbMessage, WORD wMaxLth ); void ConvertCharToEscaped( BYTE * pbData, BYTE bValue ); BOOL8 UrlHeaderConvert2Escape( BYTE * pbMessage, WORD wMaxLth ); BOOL8 UrlPasswordConvert2Escape( BYTE * pbMessage, BYTE bMaxLth ); BOOL8 UrlParamConvert2Escape( BYTE * pbMessage, WORD wMaxLth ); BOOL8 Convert2Unescape( BYTE * pbMessage, WORD wMaxLth ) { /*#[ operation Convert2Unescape(BYTE*,WORD) */ BYTE bLocation; BYTE bCount; BYTE bString[512]; bLocation = 0; bCount = 0; while ( ( bLocation < wMaxLth ) && ( pbMessage[bLocation] != 0 ) && ( bCount < wMaxLth - 1 ) ) { if ( SIP_isEscaped( &pbMessage[bLocation] ) ) { ConvertEscapedToChar( pbMessage + bLocation, &bString[bCount] ); bLocation += 3; bCount++; } else { bString[bCount++] = pbMessage[bLocation++]; } } if ( pbMessage[bLocation] == 0 ) { bString[bCount] = 0; P_P_SIP_Strncpy( pbMessage, bString, wMaxLth ); return TRUE_B8; } else { return FALSE_B8; } /*#] */ } void ConvertCharToEscaped( BYTE * pbData, BYTE bValue ) { /*#[ operation ConvertCharToEscaped(BYTE*,BYTE) */ BYTE bChar; BYTE wTemp1 = ( bValue & 0xF0 ) >> 4; BYTE wTemp2 = bValue & 0x0F; *pbData = '%'; SIP_CharToHex( wTemp1, bChar ); *( pbData + 1 ) = bChar; SIP_CharToHex( wTemp2, bChar ); *( pbData + 2 ) = bChar; /*#] */ } void ConvertEscapedToChar( BYTE * pbData, BYTE * pbValue ) { /*#[ operation ConvertEscapedToChar(BYTE*,BYTE*) */ BYTE bTemp1 = *( pbData + 1 ); BYTE bTemp2 = *( pbData + 2 ); SIP_convertHexToChar( bTemp1 ); SIP_convertHexToChar( bTemp2 ); *pbValue = (BYTE)(( bTemp1 << 4 ) | ( bTemp2 ));/* CRDCR00424670 zhaosr pclint 08-12-30 */ /*#] */ } /*CRDCM00149983,modified by shihongsheng,09-05-31*/ BOOL8 UrlUserConvert2Escape( BYTE * pbMessage, WORD wMaxLth ) { /*#[ operation UrlUserConvert2Escape(BYTE*,BYTE) */ DWORD dwLocation; DWORD dwCount; BYTE bString[512]; dwLocation = 0; dwCount = 0; while ( ( pbMessage[dwLocation] != 0 ) && ( dwLocation < wMaxLth ) ) { if ( SIP_isUrlUser( pbMessage[dwLocation] ) ) { bString[dwCount++] = pbMessage[dwLocation++]; } else { ConvertCharToEscaped( bString + dwCount, pbMessage[dwLocation] ); dwLocation++; dwCount += 3; } } if ( pbMessage[dwLocation] == 0 ) { bString[dwCount] = 0; P_P_SIP_Strncpy( pbMessage, bString, wMaxLth ); return TRUE_B8; } else { return FALSE_B8; } /*#] */ } /*CRDCM00149983,modified by shihongsheng,09-05-31*/ BOOL8 UrlHeaderConvert2Escape( BYTE * pbMessage, WORD wMaxLth ) { /*#[ operation UrlHeaderConvert2Escape(BYTE*,BYTE) */ DWORD dwLocation; DWORD dwCount; BYTE bString[512]; dwLocation = 0; dwCount = 0; while ( ( pbMessage[dwLocation] != 0 ) && ( dwLocation < wMaxLth ) ) { if ( SIP_isUrlHeader( pbMessage[dwLocation] ) ) { bString[dwCount++] = pbMessage[dwLocation++]; } else { ConvertCharToEscaped( bString + dwCount, pbMessage[dwLocation] ); dwLocation++; dwCount += 3; } } if ( pbMessage[dwLocation] == 0 ) { bString[dwCount] = 0; P_P_SIP_Strncpy( pbMessage, bString, wMaxLth ); return TRUE_B8; } else { return FALSE_B8; } /*#] */ } BOOL8 SIP_UrlConvert2Escape( URL * ptUrl ) { /*#[ operation SIP_UrlConvert2Escape(URL*) */ BYTE bCount; if ( ptUrl == NULL ) { return FALSE_B8; } if ( ptUrl->bMap[URL_USER_MAP] ) { UrlUserConvert2Escape( ptUrl->bUser, USER_LTH ); } if ( ptUrl->bMap[URL_PASSWD_MAP] ) { UrlPasswordConvert2Escape( ptUrl->bPassword, PASSWORD_LTH ); } bCount = 0; while ( bCount < ptUrl->bMap[URL_HEADER_MAP_MAP] ) { if ( ptUrl->tHeader[bCount].bMap[URL_HEADER_HNAME_MAP] ) { UrlHeaderConvert2Escape( ptUrl->tHeader[bCount].bHName, HEADER_NAME_LTH ); } if ( ptUrl->tHeader[bCount].bMap[URL_HEADER_HVALUE_MAP] ) { UrlHeaderConvert2Escape( ptUrl->tHeader[bCount].bHValue, HEADER_VALUE_LTH ); } bCount++; } bCount = 0; while ( bCount < ptUrl->bMap[URL_PARAM_MAP] ) { if ( ptUrl->tParam[bCount].bMap[GENERIC_PARAM_NAME_MAP] ) { UrlParamConvert2Escape( ptUrl->tParam[bCount].bName, GEN_NAME_LTH ); } if ( ptUrl->tParam[bCount].bMap[GENERIC_PARAM_VALUE_MAP] ) { UrlParamConvert2Escape( ptUrl->tParam[bCount].bValue, GEN_NAME_LTH ); } bCount++; } return TRUE_B8; /*#] */ } BOOL8 SIP_TelUrlConvert2Escape( TEL_URL * ptTelUrl ) { /*#[ operation SIP_UrlConvert2Escape(URL*) */ BYTE bCount; if ( ptTelUrl == NULL ) { return FALSE_B8; } bCount = 0; while ( bCount < ptTelUrl->bMap[TELURL_HEADER_MAP] ) { if ( ptTelUrl->tHeader[bCount].bMap[URL_HEADER_HNAME_MAP] ) { UrlHeaderConvert2Escape( ptTelUrl->tHeader[bCount].bHName, HEADER_NAME_LTH ); } if ( ptTelUrl->tHeader[bCount].bMap[URL_HEADER_HVALUE_MAP] ) {