diff options
| -rw-r--r-- | plugins/dns/makefile.mak | 19 | ||||
| -rw-r--r-- | plugins/dns/plugin-dns.c | 339 | ||||
| -rw-r--r-- | plugins/dns/thread.c | 111 |
3 files changed, 0 insertions, 469 deletions
diff --git a/plugins/dns/makefile.mak b/plugins/dns/makefile.mak deleted file mode 100644 index f1dd4c73..00000000 --- a/plugins/dns/makefile.mak +++ /dev/null @@ -1,19 +0,0 @@ -include "..\..\src\makeinc.mak" - -xcdns.dll: plugin-dns.obj dns.def - link $(LDFLAGS) /dll /out:xcdns.dll /def:dns.def plugin-dns.obj ws2_32.lib - dir xcdns.dll - -dns.def: - echo EXPORTS > dns.def - echo xchat_plugin_init >> dns.def - echo xchat_plugin_deinit >> dns.def - -plugin-dns.obj: plugin-dns.c makefile.mak thread.c - cl $(CFLAGS) /I.. -Dsnprintf=_snprintf plugin-dns.c - -clean: - del *.obj - del *.dll - del *.exp - del *.lib diff --git a/plugins/dns/plugin-dns.c b/plugins/dns/plugin-dns.c deleted file mode 100644 index 526c4368..00000000 --- a/plugins/dns/plugin-dns.c +++ /dev/null @@ -1,339 +0,0 @@ -/* XChat Win32 DNS Plugin - * Copyright (C) 2003-2004 Peter Zelezny. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ -/* - * Requires MS Visual Studio and IPV6 headers to compile (run nmake). - * Compiling with gcc (mingw) will fail due to missing gai_strerror. - */ - -#define DNS_VERSION "2.4" - -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <fcntl.h> - -#define IPV6 - -#ifdef _WIN32 -#ifdef IPV6 -#include <winsock2.h> -#include <ws2tcpip.h> -#else -#include <winsock2.h> -#endif -#else -#include <netdb.h> -#include <sys/socket.h> -#endif - -#include "xchat-plugin.h" -#include "thread.c" - -#define HELP "Usage: DNS <nickname|hostname|numerical address>\n" -#define HEAD "\0034[DNS]\017\t" - -#define PIPE_READ 0 -#define PIPE_WRITE 1 -#define MAX_HOSTNAME 128 - -static xchat_plugin *ph; -static thread *active_thread = NULL; - - -static int -waitline (void *source, char *buf, int bufsize) -{ - int i = 0; - int len; - - while(1) - { - len = 1; - /* we can't read() here, due to glib's giowin32 */ - if(ph->xchat_read_fd(ph, source, buf + i, &len) != 0) - return -1; - if(buf[i] == '\n' || bufsize == i + 1) - { - buf[i] = 0; - return i; - } - i++; - } -} - -static void * -thread_function (void *ud) -{ -#ifdef IPV6 - struct addrinfo *ent; - struct addrinfo *cur; - struct addrinfo hints; -#else - struct hostent *ent; -#endif - thread *th = ud; - int fd = th->pipe_fd[PIPE_WRITE]; - int ret; - char ipstring[MAX_HOSTNAME]; - char reverse[MAX_HOSTNAME]; -// int i; - - active_thread = th; - -#ifdef IPV6 - memset (&hints, 0, sizeof (hints)); - hints.ai_family = PF_UNSPEC; /* support ipv6 and ipv4 */ - hints.ai_flags = AI_CANONNAME; -// hints.ai_socktype = SOCK_STREAM; - - ret = getaddrinfo (th->userdata, NULL, &hints, &ent); - if (ret != 0) - { - sprintf (ipstring, "1%d\n", ret); /* failed */ - write (fd, ipstring, strlen (ipstring)); -// Sleep (3000); - active_thread = NULL; - return 0; - } - -// i = 0; - cur = ent; - while (cur) - { - /* find the numeric IP number */ - ipstring[0] = 0; - getnameinfo (cur->ai_addr, cur->ai_addrlen, - ipstring, sizeof (ipstring), NULL, 0, NI_NUMERICHOST); - - if (cur->ai_canonname) - { - /* force reverse lookup if canonname & ipstring are the same */ - if (/*i == 0 &&*/ strcmp (cur->ai_canonname, ipstring) == 0) - goto lamecode; - } - - if (cur->ai_canonname) - { - write (fd, "0", 1); - write (fd, ipstring, strlen (ipstring)); - write (fd, "\n", 1); - write (fd, cur->ai_canonname, strlen (cur->ai_canonname)); - } else - { -lamecode: - // ret = 1; - // if (i == 0) - { - /* reverse lookup */ - reverse[0] = 0; - ret = getnameinfo (cur->ai_addr, cur->ai_addrlen, - reverse, sizeof (reverse), NULL, 0, NI_NAMEREQD); - } - - write (fd, "0", 1); - write (fd, ipstring, strlen (ipstring)); - - write (fd, "\n", 1); - if (ret == 0) - write (fd, reverse, strlen (reverse)); - } - write (fd, "\n", 1); - -// i++; - cur = cur->ai_next; - } - - /* tell the parent we're done */ - write (fd, "2\n", 2); - freeaddrinfo (ent); - -#else - ent = gethostbyname (th->userdata); - if (ent) - { - write (fd, "0", 1); - write (fd, ent->h_name, strlen (ent->h_name)); - write (fd, "\n", 1); - write (fd, ent->h_name, strlen (ent->h_name)); - write (fd, "\n", 1); - write (fd, "2\n", 2); - } else - { - write (fd, "10\n", 1); - } -#endif - -// Sleep (3000); - active_thread = NULL; /* race condition, better than nothing */ - - return 0; -} - -static int -dns_close_pipe (int fd) -{ - close (fd); - return 0; -} - -/* read messages comming from the child (through the pipe) */ - -static int -dns_read_cb (int fd, int flags, thread *th, void *source) -{ - char buf[512]; - char buf2[512]; - - while (waitline (source, buf, sizeof (buf))) - { - switch (buf[0]) - { - case '0': /* got data to show */ - waitline (source, buf2, sizeof (buf2)); - if (buf2[0] == 0) - xchat_printf(ph, HEAD"\002Numerical\002: %s\n", buf + 1); - else - xchat_printf(ph, HEAD"\002Canonical\002: %s \002Numerical\002: %s\n", buf2, buf + 1); - return 1; - - case '1': /* failed */ - xchat_printf(ph, HEAD"Lookup failed. %s\n", gai_strerrorA (atoi (buf + 1))); - - case '2': /* done */ - // close (th->pipe_fd[PIPE_WRITE]); - // close (th->pipe_fd[PIPE_READ]); - xchat_hook_timer(ph, 3000, dns_close_pipe, (void *)th->pipe_fd[PIPE_WRITE]); - xchat_hook_timer(ph, 4000, dns_close_pipe, (void *)th->pipe_fd[PIPE_READ]); - free (th->userdata); /* hostname strdup'ed */ - free (th); - return 0; - } - } - - return 1; -} - -/* find hostname from nickname (search the userlist, current chan only) */ - -static char * -find_nick_host (char *nick) -{ - xchat_list *list; - char *at; - const char *host; - - list = xchat_list_get (ph, "users"); - if (!list) - return NULL; - - while (xchat_list_next (ph, list)) - { - if (stricmp (nick, xchat_list_str (ph, list, "nick")) == 0) - { - host = xchat_list_str (ph, list, "host"); - if (host) - { - at = strrchr (host, '@'); - if (at) - return at + 1; - } - break; - } - } - - return NULL; -} - -static int -dns_cmd_cb (char *word[], char *word_eol[], void *ud) -{ - thread *th; - char *nickhost; - - if (!word[2][0]) - { - xchat_print (ph, HELP); - return XCHAT_EAT_ALL; - } - - th = thread_new (); - if (th) - { - nickhost = find_nick_host (word[2]); - if (nickhost) - { - xchat_printf (ph, HEAD"Looking up %s (%s)...\n", nickhost, word[2]); - th->userdata = strdup (nickhost); - } else - { - xchat_printf (ph, HEAD"Looking up %s...\n", word[2]); - th->userdata = strdup (word[2]); - } - - if (thread_start (th, thread_function, th)) - { - xchat_hook_fd(ph, th->pipe_fd[PIPE_READ], - XCHAT_FD_READ | XCHAT_FD_EXCEPTION | XCHAT_FD_NOTSOCKET, - (void *)dns_read_cb, th); - - } - } - - return XCHAT_EAT_ALL; -} - -int -xchat_plugin_deinit (xchat_plugin *plugin_handle) -{ - while (active_thread) /* children will set this var to NULL soon... */ - { - Sleep (1000); - } - - xchat_print(ph, "DNS plugin unloaded\n"); - return 1; -} - -int -#ifdef STATIC -exec_plugin_init -#else -xchat_plugin_init -#endif - (xchat_plugin *plugin_handle, char **plugin_name, - char **plugin_desc, char **plugin_version, char *arg) -{ - /* we need to save this for use with any xchat_* functions */ - ph = plugin_handle; - - /*if((void *)ph->xchat_read_fd == ph->dummy7) - { - xchat_print(ph, HEAD"This version of xchat is too old.\n"); - return 0; - }*/ - - *plugin_name = "DNS"; - *plugin_desc = "Threaded IPv4/6 DNS Command"; - *plugin_version = DNS_VERSION; - - xchat_hook_command(ph, "DNS", XCHAT_PRI_LOW, dns_cmd_cb, HELP, 0); - - xchat_print(ph, "DNS plugin loaded\n"); - - return 1; /* return 1 for success */ -} diff --git a/plugins/dns/thread.c b/plugins/dns/thread.c deleted file mode 100644 index aa153137..00000000 --- a/plugins/dns/thread.c +++ /dev/null @@ -1,111 +0,0 @@ -#include <stdlib.h> - -#define USE_PTHREAD - -#ifdef WIN32 - -#include <windows.h> -#define pthread_t DWORD -#define pipe(a) _pipe(a,4096,_O_BINARY) - -#else -#ifdef USE_PTHREAD - -#include <pthread.h> - -#else - -#include <sys/types.h> -#include <sys/wait.h> -#include <signal.h> -#define pthread_t int - -#endif -#endif - - -typedef struct -{ - pthread_t threadid; - int pipe_fd[2]; - void *userdata; -} thread; - -thread * -thread_new (void) -{ - thread *th; - - th = calloc (1, sizeof (*th)); - if (!th) - return NULL; - - if (pipe (th->pipe_fd) == -1) - { - free (th); - return NULL; - } - -#ifdef __EMX__ /* os/2 */ - setmode (pipe_fd[0], O_BINARY); - setmode (pipe_fd[1], O_BINARY); -#endif - - return th; -} - -int -thread_start (thread *th, void *(*start_routine)(void *), void *arg) -{ - pthread_t id; - -#ifdef WIN32 - CloseHandle (CreateThread (NULL, 0, - (LPTHREAD_START_ROUTINE)start_routine, - arg, 0, (DWORD *)&id)); -#else -#ifdef USE_PTHREAD - if (pthread_create (&id, NULL, start_routine, arg) != 0) - return 0; -#else - switch (id = fork ()) - { - case -1: - return 0; - case 0: - /* this is the child */ - setuid (getuid ()); - start_routine (arg); - _exit (0); - } -#endif -#endif - - th->threadid = id; - - return 1; -} - -/*void -thread_kill (thread *th) -{ -#ifdef WIN32 - PostThreadMessage (th->threadid, WM_QUIT, 0, 0); -#else -#ifdef USE_PTHREAD - pthread_cancel (th->threadid); - pthread_join (th->threadid, (void *)&th); -#else - kill (th->threadid, SIGKILL); - waitpid (th->threadid, NULL, 0); -#endif -#endif -} - -void -thread_free (thread *th) -{ - close (th->pipe_fd[0]); - close (th->pipe_fd[1]); - free (th); -}*/ |