1 files changed, 371 insertions, 0 deletions

diff --git a/src/http.cpp b/src/http.cpp
new file mode 100644
index 0000000..11950b7
--- /dev/null
+++ b/src/http.cpp
@@ -0,0 +1,371 @@
+#include <string.h>
+#include <stdlib.h>
+#include "http.h"
+#include "hashfunctionstring.h"
+
+Http::Http( Connection *pConnection ) : hReqHeader( new HashFunctionString(), 100 )
+{
+        pCon = pConnection;
+        nParseState = parseInit;
+}
+
+Http::~Http()
+{
+        for( int j = 0; j < lStrings.getSize(); j++ )
+        {
+                delete (std::string *)lStrings[j];
+        }
+}
+
+bool Http::parseRequest()
+{
+        for(;;)
+        {
+                pCon->readInput();
+                switch( nParseState )
+                {
+                        case parseInit:
+                                {
+                                        int nLen = pCon->scanInputFor( CR );
+                                        if( nLen == -1 )
+                                        {
+                                                return false;
+                                        }
+                                        else
+                                        {
+                                                nReqType = getRequestType( pCon->getInput() );
+                                                pCon->usedInput( pCon->scanInputFor(' ')+1 );
+
+                                                nLen = pCon->scanInputFor(' ');
+                                                sReqURI.append( pCon->getInput(), nLen );
+                                                pCon->usedInput( nLen+1 );
+                                        
+                                                if( !strncmp( pCon->getInput(), "HTTP/", 5 ) )
+                                                {
+                                                        char mbuf[2]={'\0','\0'};
+                                                        unsigned char major, minor;
+                                                        
+                                                        pCon->usedInput( 5 );
+                                                        mbuf[0] = pCon->getInput()[0];
+                                                        major = (unsigned char)atoi(mbuf);
+                                                        mbuf[0] = pCon->getInput()[2];
+                                                        minor = (unsigned char)atoi(mbuf);
+                                                        setRequestVersion( major, minor );
+                                                        if( checkRequestVer() )
+                                                        {
+                                                                nParseState = parseHeader;
+                                                        }
+                                                        else
+                                                        {
+                                                                setResponseStatus( statusHTTPVersionNotSupported );
+                                                                printf("Verson not supported.\n");
+                                                                return true;
+                                                        }
+                                                        
+                                                        pCon->usedInput( 5 );
+                                                }
+                                                else
+                                                {
+                                                        setResponseStatus( statusBadRequest );
+                                                }
+
+                                                //return false;
+                                        }
+                                }
+                                break;
+
+                        case parseHeader:
+                                {
+                                        int nLen = pCon->scanInputFor( CR );
+                                        if( nLen == -1 )
+                                        {
+                                                return false;
+                                        }
+                                        else if( nLen == 0 )
+                                        {
+                                                // We've got our double-newline, time for content.
+                                                pCon->usedInput( 2 );
+                                                setResponseStatus( statusOK );
+                                                return true;
+                                        }
+                                        else
+                                        {
+                                                nLen = pCon->scanInputFor(':');
+                                                if( nLen == -1 )
+                                                {
+                                                        printf("No colon?  what are you trying to pull?\n");
+                                                }
+                                                else
+                                                {
+                                                        std::string *pName = new std::string( pCon->getInput(), nLen );
+                                                        lStrings.append( pName );
+                                                        pCon->usedInput( nLen+1 );
+                                                        
+                                                        nLen = pCon->scanInputFor( CR );
+                                                        std::string *pValue = convSpaceString( pCon->getInput(), nLen );
+                                                        lStrings.append( pValue );
+                                                        pCon->usedInput( nLen+2 );
+                                                        
+                                                        hReqHeader.insert(
+                                                                pName->c_str(),
+                                                                pValue->c_str()
+                                                                );
+
+                                                        printf("::%s = \"%s\"\n",
+                                                                pName->c_str(),
+                                                                pValue->c_str()
+                                                                );
+                                                }
+                                        }
+                                }
+                                break;
+
+                        case parseFinished:
+                                break;
+                }
+        }
+}
+
+bool Http::buildResponse( short nResponseCode, const char *sResponse )
+{
+        if( nResponseCode > 0 )
+        {
+                nResStatus = nResponseCode;
+        }
+
+        if( sResponse == NULL )
+        {
+                sResStatusStr = "uh yeah";
+        }
+        else
+        {
+                sResStatusStr = sResponse;
+        }
+
+        time_t curTime;
+        time( &curTime );
+        gmtime_r( &curTime, &tResTime );
+
+        sServerStr = "YFHttp/0.0.1";
+        bResPersistant = false;
+
+        //char buf[30];
+        //strftime( buf, 30, "%a, %d %b %Y %H:%M:%S GMT", &tResponseTime );
+
+        return true;
+}
+
+bool Http::sendResponse()
+{
+        char buf[256];
+
+        sprintf( buf, "HTTP/1.1 %d %s\r\n", nResStatus, sResStatusStr.c_str() );
+        pCon->appendOutput( buf );
+
+        strftime( buf, 256, "Date: %a, %d %b %Y %H:%M:%S GMT\r\n", &tResTime );
+        pCon->appendOutput( buf );
+
+        sprintf( buf, "Server: %s\r\n", sServerStr.c_str() );
+        pCon->appendOutput( buf );
+
+        if( bResPersistant )
+        {
+        }
+        else
+        {
+                pCon->appendOutput("Connection: close\r\n");
+        }
+
+        sprintf( buf, "Content-Type: %s\r\n", sResMime.c_str() );
+        pCon->appendOutput( buf );
+        
+        sprintf( buf, "Content-Length: %d\r\n", sResContent.size() );
+        pCon->appendOutput( buf );
+
+        pCon->appendOutput("\r\n");
+
+        pCon->appendOutput( sResContent.c_str(), sResContent.size() );
+
+        return true;
+}
+
+void Http::setResponsePersistant( bool bPersistant )
+{
+        bResPersistant = bPersistant;
+}
+
+void Http::setResponseContent( const char *sMime, const char *sContent, int nLen )
+{
+        sResMime = sMime;
+        sResContent.erase();
+        sResContent.append( sContent, nLen );
+}
+
+std::string *Http::convSpaceString( const char *sStr, int nLen )
+{
+        int nNewLen = 0;
+        bool bStart = true;
+        bool bSpace = false;
+
+        for( int j = 0; j < nLen; j++ )
+        {
+                if( sStr[j] == ' ' || sStr[j] == '\t' )
+                {
+                        if( bStart )
+                        {
+                        }
+                        else if( bSpace == false )
+                        {
+                                bSpace = true;
+                                nNewLen++;
+                        }
+                }
+                else
+                {
+                        bStart = false;
+                        bSpace = false;
+                        nNewLen++;
+                }
+        }
+        if( bSpace )
+        {
+                nNewLen--;
+        }
+
+        std::string *pSStr = new std::string;
+        //char *pStr = pSStr->c_str();
+        nNewLen = 0;
+        bStart = true;
+        bSpace = false;
+
+        for( int j = 0; j < nLen; j++ )
+        {
+                if( sStr[j] == ' ' || sStr[j] == '\t' )
+                {
+                        if( bStart )
+                        {
+                        }
+                        else if( bSpace == false )
+                        {
+                                bSpace = true;
+                                *pSStr += ' ';
+                                //pStr[nNewLen++] = ' ';
+                        }
+                }
+                else
+                {
+                        bStart = false;
+                        bSpace = false;
+                        *pSStr += sStr[j];
+                        //pStr[nNewLen++] = sStr[j];
+                }
+        }
+        if( bSpace == true )
+        {
+                nNewLen--;
+//              pStr[nNewLen] = '\0';
+        }
+
+        return pSStr;
+}
+
+const char *Http::getRequestURI()
+{
+        return sReqURI.c_str();
+}
+
+short Http::getRequestType( const char *sType )
+{
+        if( !strncmp( sType, "OPTIONS", 7 ) )
+        {
+                return reqOptions;
+        }
+        else if( !strncmp( sType, "GET", 3 ) )
+        {
+                return reqGet;
+        }
+        else if( !strncmp( sType, "HEAD", 4 ) )
+        {
+                return reqHead;
+        }
+        else if( !strncmp( sType, "POST", 4 ) )
+        {
+                return reqPost;
+        }
+        else if( !strncmp( sType, "PUT", 3 ) )
+        {
+                return reqPut;
+        }
+        else if( !strncmp( sType, "DELETE", 6 ) )
+        {
+                return reqDelete;
+        }
+        else if( !strncmp( sType, "TRACE", 5 ) )
+        {
+                return reqTrace;
+        }
+        else if( !strncmp( sType, "CONNECT", 7 ) )
+        {
+                return reqConnect;
+        }
+        else
+        {
+                printf(" Uh oh, extension!\n");
+                return reqExtension;
+        }
+}
+
+const char *Http::getRequestType( short nType )
+{
+        switch( nType )
+        {
+                case reqOptions:        return "OPTIONS";
+                case reqGet:            return "GET";
+                case reqHead:           return "HEAD";
+                case reqPost:           return "POST";
+                case reqPut:            return "PUT";
+                case reqDelete:         return "DELETE";
+                case reqTrace:          return "TRACE";
+                case reqConnect:        return "CONNECT";
+                case reqExtension:      return "EXTENSION";
+                default:                        return "INVALID VALUE";
+        }
+}
+
+short Http::getRequestType()
+{
+        return nReqType;
+}
+
+const char *Http::getRequestTypeStr()
+{
+        return getRequestType( nReqType );
+}
+
+void Http::setResponseStatus( short nStatus )
+{
+        nResStatus = nStatus;
+}
+
+void Http::setRequestVersion( unsigned char nMajor, unsigned char nMinor )
+{
+        cReqVersion = (nMajor<<4)|nMinor;
+}
+
+unsigned char Http::getRequestMinorVer()
+{
+        return cReqVersion&0x0F;
+}
+
+unsigned char Http::getRequestMajorVer()
+{
+        return cReqVersion>>4;
+}
+
+bool Http::checkRequestVer()
+{
+        if( cReqVersion == HTTP11 )
+                return true;
+        return false;
+}
+