X-Git-Url: http://git.madism.org/?a=blobdiff_plain;f=mutt_tunnel.c;fp=mutt_tunnel.c;h=0000000000000000000000000000000000000000;hb=08fa240d29322ece4c7bceebfae6c6d3fb856f0e;hp=a37fa118945f41e884eca645ef03898394f3ad6b;hpb=58e479307b22481c768214e59616ea71d2858aee;p=apps%2Fmadmutt.git diff --git a/mutt_tunnel.c b/mutt_tunnel.c deleted file mode 100644 index a37fa11..0000000 --- a/mutt_tunnel.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * Copyright notice from original mutt: - * Copyright (C) 2000 Manoj Kasichainula - * Copyright (C) 2001,2005 Brendan Cully - * - * This file is part of mutt-ng, see http://www.muttng.org/. - * It's licensed under the GNU General Public License, - * please see the file GPL in the top level source directory. - */ - -#if HAVE_CONFIG_H -# include "config.h" -#endif - -#include -#include -#include - -#include "mutt.h" -#include "mutt_socket.h" -#include "mutt_tunnel.h" - - -#include -#include -#include -#include -#include -#include - -/* -- data types -- */ -typedef struct { - pid_t pid; - int readfd; - int writefd; -} TUNNEL_DATA; - -/* forward declarations */ -static int tunnel_socket_open (CONNECTION *); -static int tunnel_socket_close (CONNECTION *); -static int tunnel_socket_read (CONNECTION * conn, char *buf, size_t len); -static int tunnel_socket_write (CONNECTION * conn, const char *buf, - size_t len); - -/* -- public functions -- */ -int mutt_tunnel_socket_setup (CONNECTION * conn) -{ - conn->conn_open = tunnel_socket_open; - conn->conn_close = tunnel_socket_close; - conn->conn_read = tunnel_socket_read; - conn->conn_write = tunnel_socket_write; - - return 0; -} - -static int tunnel_socket_open (CONNECTION * conn) -{ - TUNNEL_DATA *tunnel; - int pid; - int rc; - int pin[2], pout[2]; - - tunnel = p_new(TUNNEL_DATA, 1); - conn->sockdata = tunnel; - - mutt_message (_("Connecting with \"%s\"..."), Tunnel); - - if ((rc = pipe (pin)) == -1) { - mutt_perror ("pipe"); - return -1; - } - if ((rc = pipe (pout)) == -1) { - mutt_perror ("pipe"); - return -1; - } - - mutt_block_signals_system (); - if ((pid = fork ()) == 0) { - mutt_unblock_signals_system (0); - if (dup2 (pout[0], STDIN_FILENO) < 0 || dup2 (pin[1], STDOUT_FILENO) < 0) - _exit (127); - close (pin[0]); - close (pin[1]); - close (pout[0]); - close (pout[1]); - close (STDERR_FILENO); - - /* Don't let the subprocess think it can use the controlling tty */ - setsid (); - - execl ("/bin/sh", "sh", "-c", Tunnel, NULL); - _exit (127); - } - mutt_unblock_signals_system (1); - - if (pid == -1) { - close (pin[0]); - close (pin[1]); - close (pout[0]); - close (pout[1]); - mutt_perror ("fork"); - return -1; - } - if (close (pin[1]) < 0 || close (pout[0]) < 0) - mutt_perror ("close"); - - fcntl (pin[0], F_SETFD, FD_CLOEXEC); - fcntl (pout[1], F_SETFD, FD_CLOEXEC); - - tunnel->readfd = pin[0]; - tunnel->writefd = pout[1]; - tunnel->pid = pid; - - conn->fd = 42; /* stupid hack */ - - return 0; -} - -static int tunnel_socket_close (CONNECTION * conn) -{ - TUNNEL_DATA *tunnel = (TUNNEL_DATA *) conn->sockdata; - int status; - - close (tunnel->readfd); - close (tunnel->writefd); - waitpid (tunnel->pid, &status, 0); - if (!WIFEXITED(status) || WEXITSTATUS(status)) { - mutt_error(_("Tunnel to %s returned error %d (%s)"), - conn->account.host, WEXITSTATUS(status), - NONULL(mutt_strsysexit(WEXITSTATUS(status)))); - mutt_sleep (2); - } - p_delete(&conn->sockdata); - return 0; -} - -static int tunnel_socket_read (CONNECTION * conn, char *buf, size_t len) -{ - TUNNEL_DATA *tunnel = (TUNNEL_DATA *) conn->sockdata; - int rc; - - rc = read (tunnel->readfd, buf, len); - if (rc == -1) { - mutt_error (_("Tunnel error talking to %s: %s"), conn->account.host, - strerror (errno)); - mutt_sleep (1); - } - - return rc; -} - -static int tunnel_socket_write (CONNECTION * conn, const char *buf, - size_t len) -{ - TUNNEL_DATA *tunnel = (TUNNEL_DATA *) conn->sockdata; - int rc; - - rc = write (tunnel->writefd, buf, len); - if (rc == -1) { - mutt_error (_("Tunnel error talking to %s: %s"), conn->account.host, - strerror (errno)); - mutt_sleep (1); - } - - return rc; -}