6aabdb390f
The content of this branch was automatically imported from Fedora ELN with the following as its source: https://src.fedoraproject.org/rpms/socat#33a6dd5fc59c0b824dfc608552dc533a7645967d
70 lines
2.7 KiB
Diff
70 lines
2.7 KiB
Diff
diff -up socat-1.7.1.3/xio-tun.c.orig socat-1.7.1.3/xio-tun.c
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--- socat-1.7.1.3/xio-tun.c.orig 2011-05-19 20:25:38.654799000 +0200
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+++ socat-1.7.1.3/xio-tun.c 2011-05-19 20:37:48.675627004 +0200
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@@ -78,8 +78,8 @@ static int xioopen_tun(int argc, const c
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char *ifaddr;
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int result;
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- if (argc != 2) {
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- Error2("%s: wrong number of parameters (%d instead of 1)",
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+ if (argc > 2 || argc < 0) {
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+ Error2("%s: wrong number of parameters (%d instead of 0 or 1)",
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argv[0], argc-1);
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}
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@@ -146,30 +146,31 @@ static int xioopen_tun(int argc, const c
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}
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/*--------------------- setting interface address and netmask ------------*/
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- if ((ifaddr = strdup(argv[1])) == NULL) {
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- Error1("strdup(\"%s\"): out of memory", argv[1]);
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- return STAT_RETRYLATER;
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+ if (argc == 2) {
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+ if ((ifaddr = strdup(argv[1])) == NULL) {
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+ Error1("strdup(\"%s\"): out of memory", argv[1]);
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+ return STAT_RETRYLATER;
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+ }
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+ if ((result = xioparsenetwork(ifaddr, pf, &network)) != STAT_OK) {
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+ /*! recover */
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+ return result;
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+ }
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+ socket_init(pf, (union sockaddr_union *)&ifr.ifr_addr);
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+ ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr =
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+ network.netaddr.ip4.sin_addr;
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+ if (Ioctl(sockfd, SIOCSIFADDR, &ifr) < 0) {
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+ Error4("ioctl(%d, SIOCSIFADDR, {\"%s\", \"%s\"}: %s",
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+ sockfd, ifr.ifr_name, ifaddr, strerror(errno));
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+ }
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+ ((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr =
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+ network.netmask.ip4.sin_addr;
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+ if (Ioctl(sockfd, SIOCSIFNETMASK, &ifr) < 0) {
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+ Error4("ioctl(%d, SIOCSIFNETMASK, {\"0x%08u\", \"%s\"}, %s",
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+ sockfd, ((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr.s_addr,
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+ ifaddr, strerror(errno));
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+ }
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+ free(ifaddr);
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}
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- if ((result = xioparsenetwork(ifaddr, pf, &network)) != STAT_OK) {
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- /*! recover */
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- return result;
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- }
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- socket_init(pf, (union sockaddr_union *)&ifr.ifr_addr);
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- ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr =
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- network.netaddr.ip4.sin_addr;
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- if (Ioctl(sockfd, SIOCSIFADDR, &ifr) < 0) {
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- Error4("ioctl(%d, SIOCSIFADDR, {\"%s\", \"%s\"}: %s",
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- sockfd, ifr.ifr_name, ifaddr, strerror(errno));
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- }
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- ((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr =
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- network.netmask.ip4.sin_addr;
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- if (Ioctl(sockfd, SIOCSIFNETMASK, &ifr) < 0) {
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- Error4("ioctl(%d, SIOCSIFNETMASK, {\"0x%08u\", \"%s\"}, %s",
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- sockfd, ((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr.s_addr,
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- ifaddr, strerror(errno));
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- }
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- free(ifaddr);
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-
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/*--------------------- setting interface flags --------------------------*/
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applyopts_single(&xfd->stream, opts, PH_FD);
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