diff options
Diffstat (limited to 'tun.c')
| -rw-r--r-- | tun.c | 120 |
1 files changed, 98 insertions, 22 deletions
@@ -63,6 +63,7 @@ static const char *netsh_get_id (const char *dev_node, struct gc_arena *gc); #ifdef TARGET_SOLARIS static void solaris_error_close (struct tuntap *tt, const struct env_set *es, const char *actual); +#include <stropts.h> #endif bool @@ -701,7 +702,13 @@ do_ifconfig (struct tuntap *tt, ); } else - no_tap_ifconfig (); + argv_printf (&argv, + " %s %s %s netmask %s broadcast + up", + IFCONFIG_PATH, + actual, + ifconfig_local, + ifconfig_remote_netmask + ); argv_msg (M_INFO, &argv); if (!openvpn_execve_check (&argv, es, 0, "Solaris ifconfig phase-2 failed")) @@ -1372,15 +1379,17 @@ read_tun (struct tuntap* tt, uint8_t *buf, int len) void open_tun (const char *dev, const char *dev_type, const char *dev_node, bool ipv6, struct tuntap *tt) { - int if_fd, muxid, ppa = -1; - struct ifreq ifr; + int if_fd, ip_muxid, arp_muxid, arp_fd, ppa = -1; + struct lifreq ifr; const char *ptr; - const char *ip_node; + const char *ip_node, *arp_node; const char *dev_tuntap_type; int link_type; bool is_tun; + struct strioctl strioc_if, strioc_ppa; - ipv6_support (ipv6, false, tt); + ipv6_support (ipv6, true, tt); + memset(&ifr, 0x0, sizeof(ifr)); if (tt->type == DEV_TYPE_NULL) { @@ -1399,9 +1408,10 @@ open_tun (const char *dev, const char *dev_type, const char *dev_node, bool ipv6 } else if (tt->type == DEV_TYPE_TAP) { - ip_node = "/dev/ip"; + ip_node = "/dev/udp"; if (!dev_node) dev_node = "/dev/tap"; + arp_node = dev_node; dev_tuntap_type = "tap"; link_type = I_PLINK; /* was: I_LINK */ is_tun = false; @@ -1428,7 +1438,11 @@ open_tun (const char *dev, const char *dev_type, const char *dev_node, bool ipv6 msg (M_ERR, "Can't open %s", dev_node); /* Assign a new PPA and get its unit number. */ - if ((ppa = ioctl (tt->fd, TUNNEWPPA, ppa)) < 0) + strioc_ppa.ic_cmd = TUNNEWPPA; + strioc_ppa.ic_timout = 0; + strioc_ppa.ic_len = sizeof(ppa); + strioc_ppa.ic_dp = (char *)&ppa; + if ((ppa = ioctl (tt->fd, I_STR, &strioc_ppa)) < 0) msg (M_ERR, "Can't assign new interface"); if ((if_fd = open (dev_node, O_RDWR, 0)) < 0) @@ -1437,27 +1451,83 @@ open_tun (const char *dev, const char *dev_type, const char *dev_node, bool ipv6 if (ioctl (if_fd, I_PUSH, "ip") < 0) msg (M_ERR, "Can't push IP module"); + if (tt->type == DEV_TYPE_TUN) + { /* Assign ppa according to the unit number returned by tun device */ if (ioctl (if_fd, IF_UNITSEL, (char *) &ppa) < 0) msg (M_ERR, "Can't set PPA %d", ppa); - - if ((muxid = ioctl (tt->ip_fd, link_type, if_fd)) < 0) - msg (M_ERR, "Can't link %s device to IP", dev_tuntap_type); - - close (if_fd); + } tt->actual_name = (char *) malloc (32); check_malloc_return (tt->actual_name); openvpn_snprintf (tt->actual_name, 32, "%s%d", dev_tuntap_type, ppa); + if (tt->type == DEV_TYPE_TAP) + { + if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0) + msg (M_ERR, "Can't get flags\n"); + strncpynt (ifr.lifr_name, tt->actual_name, sizeof (ifr.lifr_name)); + ifr.lifr_ppa = ppa; + /* Assign ppa according to the unit number returned by tun device */ + if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0) + msg (M_ERR, "Can't set PPA %d", ppa); + if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0) + msg (M_ERR, "Can't get flags\n"); + /* Push arp module to if_fd */ + if (ioctl (if_fd, I_PUSH, "arp") < 0) + msg (M_ERR, "Can't push ARP module"); + + /* Pop any modules on the stream */ + while (true) + { + if (ioctl (tt->ip_fd, I_POP, NULL) < 0) + break; + } + /* Push arp module to ip_fd */ + if (ioctl (tt->ip_fd, I_PUSH, "arp") < 0) + msg (M_ERR, "Can't push ARP module\n"); + + /* Open arp_fd */ + if ((arp_fd = open (arp_node, O_RDWR, 0)) < 0) + msg (M_ERR, "Can't open %s\n", arp_node); + /* Push arp module to arp_fd */ + if (ioctl (arp_fd, I_PUSH, "arp") < 0) + msg (M_ERR, "Can't push ARP module\n"); + + /* Set ifname to arp */ + strioc_if.ic_cmd = SIOCSLIFNAME; + strioc_if.ic_timout = 0; + strioc_if.ic_len = sizeof(ifr); + strioc_if.ic_dp = (char *)𝔦 + if (ioctl(arp_fd, I_STR, &strioc_if) < 0){ + msg (M_ERR, "Can't set ifname to arp\n"); + } + } + + if ((ip_muxid = ioctl (tt->ip_fd, link_type, if_fd)) < 0) + msg (M_ERR, "Can't link %s device to IP", dev_tuntap_type); + + if (tt->type == DEV_TYPE_TAP) { + if ((arp_muxid = ioctl (tt->ip_fd, link_type, arp_fd)) < 0) + msg (M_ERR, "Can't link %s device to ARP", dev_tuntap_type); + close (arp_fd); + } + CLEAR (ifr); - strncpynt (ifr.ifr_name, tt->actual_name, sizeof (ifr.ifr_name)); - ifr.ifr_ip_muxid = muxid; + strncpynt (ifr.lifr_name, tt->actual_name, sizeof (ifr.lifr_name)); + ifr.lifr_ip_muxid = ip_muxid; + if (tt->type == DEV_TYPE_TAP) { + ifr.lifr_arp_muxid = arp_muxid; + } - if (ioctl (tt->ip_fd, SIOCSIFMUXID, &ifr) < 0) + if (ioctl (tt->ip_fd, SIOCSLIFMUXID, &ifr) < 0) { - ioctl (tt->ip_fd, I_PUNLINK, muxid); + if (tt->type == DEV_TYPE_TAP) + { + ioctl (tt->ip_fd, I_PUNLINK , arp_muxid); + } + ioctl (tt->ip_fd, I_PUNLINK, ip_muxid); msg (M_ERR, "Can't set multiplexor id"); } @@ -1475,18 +1545,24 @@ solaris_close_tun (struct tuntap *tt) { if (tt->ip_fd >= 0) { - struct ifreq ifr; + struct lifreq ifr; CLEAR (ifr); - strncpynt (ifr.ifr_name, tt->actual_name, sizeof (ifr.ifr_name)); + strncpynt (ifr.lifr_name, tt->actual_name, sizeof (ifr.lifr_name)); - if (ioctl (tt->ip_fd, SIOCGIFFLAGS, &ifr) < 0) + if (ioctl (tt->ip_fd, SIOCGLIFFLAGS, &ifr) < 0) msg (M_WARN | M_ERRNO, "Can't get iface flags"); - if (ioctl (tt->ip_fd, SIOCGIFMUXID, &ifr) < 0) + if (ioctl (tt->ip_fd, SIOCGLIFMUXID, &ifr) < 0) msg (M_WARN | M_ERRNO, "Can't get multiplexor id"); - if (ioctl (tt->ip_fd, I_PUNLINK, ifr.ifr_ip_muxid) < 0) - msg (M_WARN | M_ERRNO, "Can't unlink interface"); + if (tt->type == DEV_TYPE_TAP) + { + if (ioctl (tt->ip_fd, I_PUNLINK, ifr.lifr_arp_muxid) < 0) + msg (M_WARN | M_ERRNO, "Can't unlink interface(arp)"); + } + + if (ioctl (tt->ip_fd, I_PUNLINK, ifr.lifr_ip_muxid) < 0) + msg (M_WARN | M_ERRNO, "Can't unlink interface(ip)"); close (tt->ip_fd); tt->ip_fd = -1; |