Navigation
Artikel
Stuff
RSS Feeds
|
Sourcecodes - Emails verschickenSprachenübersicht/C / C++/ C#/Netzwerk Herzlichen Dank an Anton Staruschkin von www.cpp-programming.de/, für die Erlaubnis seine Quellcodes zu veröffentlichen.
Code: #include <winsock2.h> #include <stdio.h> #include <iostream> using namespace std; //#pragma comment(lib,"wsock32.lib") #define EOL "\r\n" DWORD smailid; HANDLE hthr; const WORD VERSION_MAJOR = 1; const WORD VERSION_MINOR = 1; int error; char pszBody[1500]; typedef struct threadd { char name[200]; char fromid[200]; char toid[200]; char serv[200]; char sub[300]; char mes[1000]; } TDATA; void send(char *smtpservr, char *fromname, char *fromid, char *toid, char *subject, char *message); void Check( int iStatus, char *szFunction ); DWORD WINAPI is_ok( LPVOID l); int sendmail( LPVOID l); int main() { send("mail.web.de","Absendername","Anonymous@ano.de","empfänger@etwas.de", "Betreff","Nachricht"); getchar(); return 0; } void send(char *smtpservr, char *fromname, char *fromid, char *toid, char *subject, char *message) { TDATA td; strcpy(td.fromid,fromid); strcpy(td.name ,fromname); strcpy(td.serv ,smtpservr); strcpy(td.toid ,toid); strcpy(td.sub ,subject); strcpy(td.mes ,message); cout<<"Email an "<<toid<<" wird versendet . . ."<<endl; hthr=CreateThread(NULL,0,is_ok,(LPVOID)&td,CREATE_SUSPENDED,&smailid); SetThreadPriority( hthr, THREAD_PRIORITY_TIME_CRITICAL); ResumeThread(hthr); WaitForSingleObject(hthr, INFINITE); } DWORD WINAPI is_ok( LPVOID l) { TDATA *d=(TDATA *)l; if(sendmail(l)==0) cout<<"Versenden abgeschlossen"<<endl; else cout<<"Versenden gescheitert"<<endl; return 0; } void Check( int iStatus, char *szFunction ) { if (iStatus != SOCKET_ERROR && iStatus != 0) return; else error=1; } int sendmail( LPVOID l) { WSADATA WSData; LPHOSTENT lpHostEntry; LPSERVENT lpServEntry; SOCKADDR_IN SockAddr; SOCKET hServer; int iProtocolPort; char szSmtpServerName[100], szToAddr[100], szFromAddr[100]; char szBuffer[4096], szMsgLine[255]; TDATA *d=(TDATA *)l; error=0; lstrcpy( szSmtpServerName,d->serv ); lstrcpy( szToAddr, d->toid ); lstrcpy( szFromAddr,d->fromid ); if ( WSAStartup(MAKEWORD(VERSION_MAJOR, VERSION_MINOR), &WSData) ) { cout<<"Error: Kann Winsock nicht finden"<<endl; return(1); } lpHostEntry = gethostbyname( szSmtpServerName ); if (lpHostEntry == NULL) { cout<<"Error: Kann den SMTP Server("<<szSmtpServerName<<")" <<"nicht finden "<<endl; return(1); } hServer = socket( PF_INET, SOCK_STREAM, 0); if (hServer == INVALID_SOCKET) { cout<<"Error: Cannot open mail server socket"<<endl; return(1); } lpServEntry = getservbyname( "mail", 0); if (lpServEntry == NULL) iProtocolPort = htons(IPPORT_SMTP); else iProtocolPort = lpServEntry->s_port; SockAddr.sin_family = AF_INET; SockAddr.sin_port = iProtocolPort; SockAddr.sin_addr = *((LPIN_ADDR)*lpHostEntry->h_addr_list); if (connect( hServer, (PSOCKADDR) &SockAddr, sizeof(SockAddr))) { cout<<"Error: Connecting to Server socket failed"<<endl; return (1); } Check( recv( hServer, szBuffer, sizeof(szBuffer), 0), "recv() Reply"); wsprintf(szMsgLine,"HELO %s%s","microsoft [111.122.1.12]", EOL); Check(send(hServer,szMsgLine,strlen(szMsgLine), 0),"send() HELO"); Check(recv(hServer,szBuffer,sizeof(szBuffer), 0),"recv() HELO"); wsprintf( szMsgLine,"MAIL FROM:<%s>%s", szFromAddr,EOL); Check(send(hServer,szMsgLine,strlen(szMsgLine), 0),"send() MAIL FROM"); Check(recv(hServer,szBuffer,sizeof(szBuffer), 0),"recv() MAIL FROM"); wsprintf( szMsgLine,"RCPT TO:<%s>%s", szToAddr, EOL); Check(send(hServer,szMsgLine,strlen(szMsgLine),0),"send() RCPT TO"); Check(recv(hServer,szBuffer,sizeof(szBuffer),0),"recv() RCPT TO"); wsprintf( szMsgLine,"DATA%s", EOL); Check(send(hServer,szMsgLine,strlen(szMsgLine),0),"send() DATA"); Check(recv(hServer,szBuffer,sizeof(szBuffer),0),"recv() DATA"); char sdate[70]; lstrcpy(sdate,"Date: "); char s1s[70]; GetDateFormat(0x409,0,0,"ddd,dd MMM yyyy",s1s,200); lstrcat(sdate,s1s); lstrcat(sdate," "); GetTimeFormat(0x409,0,0,"HH:mm:ss",s1s,200); lstrcat(sdate,s1s); lstrcat(sdate," PM"); char header[350]; lstrcpy(header,"From: "); lstrcat(header,d->name ); lstrcat(header,"<"); lstrcat(header,d->fromid ); lstrcat(header,">"); lstrcat(header,"\r\n"); lstrcat(header,"To: "); lstrcat(header,d->toid ); lstrcat(header,"\r\n"); lstrcat(header,"Subject: "); lstrcat(header,d->sub ); lstrcat(header,"\r\n"); lstrcat(header,sdate); lstrcat(header,"\r\n"); lstrcat(header,"X-Mailer: Outlook Express 1.00\r\nMIME-Version: 1.0\r\nContent-Type:text/plain;\r\n\tcharset=\"iso-8859-1\" \r\nContent-Transfer-Encoding: 7bit\r\n\r\n"); wsprintf( szMsgLine,header); Check(send(hServer,szMsgLine,strlen(szMsgLine), 0),"send() header"); if (error) return error; lstrcpy(pszBody,d->mes ); lstrcat(pszBody,"\r\n\r\n"); Check(send( hServer,pszBody, strlen(pszBody), 0), "send() message"); wsprintf(szMsgLine,"%s.%s", EOL, EOL); Check(send(hServer,szMsgLine, strlen(szMsgLine),0),"send() end-message"); Check(recv(hServer,szBuffer, sizeof(szBuffer),0),"recv() end-message"); wsprintf(szMsgLine,"QUIT%s",EOL); Check(send(hServer,szMsgLine,strlen(szMsgLine),0),"send() QUIT"); Check(recv(hServer,szBuffer,sizeof(szBuffer),0),"recv() QUIT"); closesocket(hServer); WSACleanup(); return error; } Gibt es noch irgendwelche Fragen, oder wollen Sie über den Artikel diskutieren? Sprachenübersicht/C / C++/ C#/Netzwerk/Emails verschicken |