172 lines
3.4 KiB
C
Executable File
172 lines
3.4 KiB
C
Executable File
/*
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* xbot: Just another IRC bot
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*
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* Written by Aaron Blakely <aaron@ephasic.org>
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**/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <time.h>
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#include <errno.h>
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#include "config.h"
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#include "irc.h"
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#include "util.h"
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#include "events.h"
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#include "module.h"
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#include "channel.h"
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#include "timers.h"
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#ifdef _WIN32
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#include <winsock2.h>
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#else
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#include <sys/select.h>
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#endif
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static time_t trespond;
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int main()
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{
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int n;
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fd_set rd;
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struct irc_conn bot;
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struct timeval tv;
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struct timeval last_ping;
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char *p;
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int bytesRecv;
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bot.in = calloc(INBUF_SIZE, sizeof(char));
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bot.out = calloc(OUTBUF_SIZE, sizeof(char));
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last_ping.tv_sec = time(NULL);
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set_bot(&bot);
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init_events();
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init_timers();
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init_mods();
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// Read the config
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bot = read_config(bot, "xbot.cfg");
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// Connect to the server
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printf("Connecting to %s...\n", bot.host);
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irc_connect(&bot);
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trespond = time(NULL);
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irc_auth(&bot);
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for (;;)
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{
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fire_timers();
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fire_handler(&bot, TICK, NULL);
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FD_ZERO(&rd);
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#ifdef _WIN32
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FD_SET(bot.srv_fd, &rd);
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#else
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FD_SET(0, &rd);
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FD_SET(fileno(bot.srv_fd), &rd);
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#endif
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tv.tv_sec = 1;
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tv.tv_usec = 0;
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#ifdef _WIN32
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n = select(bot.srv_fd, &rd, NULL, NULL, &tv);
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if (n == SOCKET_ERROR)
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{
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eprint("xbot: error on select(): %d\n", WSAGetLastError());
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closesocket(bot.srv_fd);
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WSACleanup();
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return -1;
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}
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#else
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n = select(fileno(bot.srv_fd) + 1, &rd, 0, 0, &tv);
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if (n < 0)
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{
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if (errno == EINTR)
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continue;
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eprint("xbot: error on select()\n");
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return -1;
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}
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#endif
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else if (n == 0)
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{
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if (time(NULL) - trespond >= 300)
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{
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eprint("xbot shutting down: parse timeout\n");
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return -1;
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}
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if (time(NULL) - last_ping.tv_sec >= 120)
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{
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last_ping.tv_sec = time(NULL);
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irc_raw(&bot, "PING %s", bot.host);
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}
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continue;
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}
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#ifdef _WIN32
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if (FD_ISSET(bot.srv_fd, &rd))
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{
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bytesRecv = recv(bot.srv_fd, bot.in, INBUF_SIZE, 0);
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if (bytesRecv == SOCKET_ERROR)
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{
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eprint("Error receiving data: %d\n", WSAGetLastError());
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closesocket(bot.srv_fd);
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WSACleanup();
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return -1;
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}
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if (bytesRecv == 0)
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{
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eprint("xbot: remote host closed connection\n");
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return 0;
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}
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bot.in[bytesRecv] = '\0';
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printf("recv: %s\r\n", bot.in);
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// split bot.in into lines by \r\n and parse each one
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while (1)
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{
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// remove \r
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p = strchr(bot.in, '\r');
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p = strchr(bot.in, '\n');
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if (p == NULL)
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break;
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*p = '\0';
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irc_parse_raw(&bot, bot.in);
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memmove(bot.in, p + 1, strlen(p + 1) + 1);
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}
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free(p);
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#else
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if (FD_ISSET(fileno(bot.srv_fd), &rd))
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{
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if (fgets(bot.in, INBUF_SIZE, bot.srv_fd) == NULL)
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{
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eprint("xbot: remote host closed connection\n");
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return 0;
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}
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printf("recv: %s\r\n", bot.in);
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irc_parse_raw(&bot, bot.in);
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#endif
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trespond = time(NULL);
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}
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}
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return 0;
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}
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