So this is my code, Everything seems to work minus the fact that no email actually gets sent, what is the reason for this?
Code:#define WIN32_LEAN_AND_MEAN
#include <stdio.h>
#include <stdlib.h>
#include <fstream>
#include <iostream>
#include <windows.h>
#include <winsock2.h>
using namespace std;
#pragma comment(lib, "ws2_32.lib")
#define CRLF "\r\n"
const int VERSION_MAJOR = 1;
const int VERSION_MINOR = 1;
using namespace std;
void ShowUsage(void)
{
cout << "Usage: SENDMAIL mailserv to_addr from_addr messagefile" << endl
<< "Example: SENDMAIL smtp.myisp.com [email protected] [email protected] message.txt" << endl;
system("pause");
exit(1);
}
void Check(int iStatus, char *szFunction)
{
if((iStatus != SOCKET_ERROR) && (iStatus))
return;
cerr << "Error during call to " << szFunction << ": " << iStatus << " - " << GetLastError() << endl;
}
int main(int argc, char *argv[])
{
int iProtocolPort ;
char szSmtpServerName[64] = "smtp.live.com";
char szToAddrA[64] = "[email protected]"; // First account setup for this test
char szFromAddr[64] = "[email protected]"; // Second account setup for this test
char szBuffer[4096] = "";
char szLine[255] = "";
char szMsgLine[255] = "";
SOCKET hServer;
WSADATA WSData;
LPHOSTENT lpHostEntry;
LPSERVENT lpServEntry;
SOCKADDR_IN SockAddr;
const char *whatIsThisShit = szFromAddr;
lstrcpy(szSmtpServerName, argv[1]);
lstrcpy(szFromAddr, argv[3]);
if(argc != 5)
ShowUsage();
argv[3] = szToAddrA;
//ifstream MsgFile(whatIsThisShit); // Use this if not using a file for the body text
ifstream MsgFile("body.txt");
if(WSAStartup(MAKEWORD(VERSION_MAJOR, VERSION_MINOR), &WSData))
{
cout << "Cannot find Winsock v" << VERSION_MAJOR << "." << VERSION_MINOR << " or later!" << endl;
system("pause");
return 1;
}
cout << "Found Winsock version " << VERSION_MAJOR << "." << VERSION_MINOR << "\n";
lpHostEntry = gethostbyname(szSmtpServerName);
if(!lpHostEntry)
{
cout << "Cannot find SMTP mail server " << szSmtpServerName << endl;
system("pause");
return 1;
}
cout << "Found SMTP server (" << lpHostEntry << ")\n";
hServer = socket(PF_INET, SOCK_STREAM, 0);
if(hServer == INVALID_SOCKET)
{
cout << "Cannot open mail server socket" << endl;
system("pause");
return 1;
}
cout << "Created TCP/IP mail server socket\n";
lpServEntry = getservbyname("mail", 0);
// Use the SMTP default port if no other port is specified
if(!lpServEntry)
iProtocolPort = htons(IPPORT_SMTP);
else
iProtocolPort = lpServEntry->s_port;
cout << "Checked port\n";
SockAddr.sin_family = AF_INET;
SockAddr.sin_port = iProtocolPort;
SockAddr.sin_addr = *((LPIN_ADDR)*lpHostEntry->h_addr_list);
cout << "Setup socket address structure\n";
if(connect(hServer, (PSOCKADDR) &SockAddr, sizeof(SockAddr)))
{
cout << "Error connecting to Server socket" << endl;
system("pause");
return 1;
}
cout << "connected to server\n";
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() Reply");
sprintf(szMsgLine, "HELO %s%s", szSmtpServerName, CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() HELO");
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() HELO");
cout << "Creating message data\n";
sprintf(szMsgLine, "MAIL FROM:<%s>%s", szFromAddr, CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() MAIL FROM");
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() MAIL FROM");
cout << " - added mail sender\n";
sprintf(szMsgLine, "RCPT TO:<%s>%s", szToAddrA, CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() RCPT TO");
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() RCPT TO");
cout << " - added mail reciever\n";
// Send DATA
sprintf(szMsgLine, "DATA%s", CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() DATA");
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() DATA");
cout << " - added mail data\n";
MsgFile.getline(szLine, sizeof(szLine));
do
{
sprintf(szMsgLine, "%s%s", szLine, CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() message-line");
MsgFile.getline(szLine, sizeof(szLine));
} while(MsgFile.good());
cout << " - added mail body\n";
cout << "Attempting to send\n\n";
sprintf(szMsgLine, "QUIT%s", CRLF);
Check(send(hServer, szMsgLine, strlen(szMsgLine), 0), "send() QUIT");
Check(recv(hServer, szBuffer, sizeof(szBuffer), 0), "recv() QUIT");
cout << "sent message\n";
//SENDMAIL("smtp.live.com", szToAddrA, szFromAddr, MsgFile);
cout << "Sent " << whatIsThisShit << " as email message to " << szToAddrA << endl;
closesocket(hServer);
WSACleanup();
system("pause");
return 0;
}
