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-rw-r--r--libnetutils/ifc_utils.c273
1 files changed, 2 insertions, 271 deletions
diff --git a/libnetutils/ifc_utils.c b/libnetutils/ifc_utils.c
index 4d004f6..3f6c6b5 100644
--- a/libnetutils/ifc_utils.c
+++ b/libnetutils/ifc_utils.c
@@ -563,17 +563,7 @@ int ifc_create_default_route(const char *name, in_addr_t gw)
return ret;
}
-/* deprecated v4-only */
-int ifc_add_host_route(const char *name, in_addr_t dst)
-{
- struct in_addr in_dst, in_gw;
-
- in_dst.s_addr = dst;
- in_gw.s_addr = 0;
-
- return ifc_act_on_ipv4_route(SIOCADDRT, name, in_dst, 32, in_gw);
-}
-
+// Needed by code in hidden partner repositories / branches, so don't delete.
int ifc_enable(const char *ifname)
{
int result;
@@ -584,6 +574,7 @@ int ifc_enable(const char *ifname)
return result;
}
+// Needed by code in hidden partner repositories / branches, so don't delete.
int ifc_disable(const char *ifname)
{
unsigned addr, count;
@@ -648,118 +639,6 @@ int ifc_reset_connections(const char *ifname, const int reset_mask)
}
/*
- * Remove the routes associated with the named interface.
- */
-int ifc_remove_host_routes(const char *name)
-{
- char ifname[64];
- in_addr_t dest, gway, mask;
- int flags, refcnt, use, metric, mtu, win, irtt;
- struct rtentry rt;
- FILE *fp;
- struct in_addr addr;
-
- fp = fopen("/proc/net/route", "r");
- if (fp == NULL)
- return -1;
- /* Skip the header line */
- if (fscanf(fp, "%*[^\n]\n") < 0) {
- fclose(fp);
- return -1;
- }
- ifc_init();
- for (;;) {
- int nread = fscanf(fp, "%63s%X%X%X%d%d%d%X%d%d%d\n",
- ifname, &dest, &gway, &flags, &refcnt, &use, &metric, &mask,
- &mtu, &win, &irtt);
- if (nread != 11) {
- break;
- }
- if ((flags & (RTF_UP|RTF_HOST)) != (RTF_UP|RTF_HOST)
- || strcmp(ifname, name) != 0) {
- continue;
- }
- memset(&rt, 0, sizeof(rt));
- rt.rt_dev = (void *)name;
- init_sockaddr_in(&rt.rt_dst, dest);
- init_sockaddr_in(&rt.rt_gateway, gway);
- init_sockaddr_in(&rt.rt_genmask, mask);
- addr.s_addr = dest;
- if (ioctl(ifc_ctl_sock, SIOCDELRT, &rt) < 0) {
- ALOGD("failed to remove route for %s to %s: %s",
- ifname, inet_ntoa(addr), strerror(errno));
- }
- }
- fclose(fp);
- ifc_close();
- return 0;
-}
-
-/*
- * Return the address of the default gateway
- *
- * TODO: factor out common code from this and remove_host_routes()
- * so that we only scan /proc/net/route in one place.
- *
- * DEPRECATED
- */
-int ifc_get_default_route(const char *ifname)
-{
- char name[64];
- in_addr_t dest, gway, mask;
- int flags, refcnt, use, metric, mtu, win, irtt;
- int result;
- FILE *fp;
-
- fp = fopen("/proc/net/route", "r");
- if (fp == NULL)
- return 0;
- /* Skip the header line */
- if (fscanf(fp, "%*[^\n]\n") < 0) {
- fclose(fp);
- return 0;
- }
- ifc_init();
- result = 0;
- for (;;) {
- int nread = fscanf(fp, "%63s%X%X%X%d%d%d%X%d%d%d\n",
- name, &dest, &gway, &flags, &refcnt, &use, &metric, &mask,
- &mtu, &win, &irtt);
- if (nread != 11) {
- break;
- }
- if ((flags & (RTF_UP|RTF_GATEWAY)) == (RTF_UP|RTF_GATEWAY)
- && dest == 0
- && strcmp(ifname, name) == 0) {
- result = gway;
- break;
- }
- }
- fclose(fp);
- ifc_close();
- return result;
-}
-
-/*
- * Sets the specified gateway as the default route for the named interface.
- * DEPRECATED
- */
-int ifc_set_default_route(const char *ifname, in_addr_t gateway)
-{
- struct in_addr addr;
- int result;
-
- ifc_init();
- addr.s_addr = gateway;
- if ((result = ifc_create_default_route(ifname, gateway)) < 0) {
- ALOGD("failed to add %s as default route for %s: %s",
- inet_ntoa(addr), ifname, strerror(errno));
- }
- ifc_close();
- return result;
-}
-
-/*
* Removes the default route for the named interface.
*/
int ifc_remove_default_route(const char *ifname)
@@ -821,151 +700,3 @@ ifc_configure(const char *ifname,
return 0;
}
-
-int ifc_act_on_ipv6_route(int action, const char *ifname, struct in6_addr dst, int prefix_length,
- struct in6_addr gw)
-{
- struct in6_rtmsg rtmsg;
- int result;
- int ifindex;
-
- memset(&rtmsg, 0, sizeof(rtmsg));
-
- ifindex = if_nametoindex(ifname);
- if (ifindex == 0) {
- printerr("if_nametoindex() failed: interface %s\n", ifname);
- return -ENXIO;
- }
-
- rtmsg.rtmsg_ifindex = ifindex;
- rtmsg.rtmsg_dst = dst;
- rtmsg.rtmsg_dst_len = prefix_length;
- rtmsg.rtmsg_flags = RTF_UP;
-
- if (prefix_length == 128) {
- rtmsg.rtmsg_flags |= RTF_HOST;
- }
-
- if (memcmp(&gw, &in6addr_any, sizeof(in6addr_any))) {
- rtmsg.rtmsg_flags |= RTF_GATEWAY;
- rtmsg.rtmsg_gateway = gw;
- }
-
- ifc_init6();
-
- if (ifc_ctl_sock6 < 0) {
- return -errno;
- }
-
- result = ioctl(ifc_ctl_sock6, action, &rtmsg);
- if (result < 0) {
- if (errno == EEXIST) {
- result = 0;
- } else {
- result = -errno;
- }
- }
- ifc_close6();
- return result;
-}
-
-int ifc_act_on_route(int action, const char *ifname, const char *dst, int prefix_length,
- const char *gw)
-{
- int ret = 0;
- struct sockaddr_in ipv4_dst, ipv4_gw;
- struct sockaddr_in6 ipv6_dst, ipv6_gw;
- struct addrinfo hints, *addr_ai, *gw_ai;
-
- memset(&hints, 0, sizeof(hints));
- hints.ai_family = AF_UNSPEC; /* Allow IPv4 or IPv6 */
- hints.ai_flags = AI_NUMERICHOST;
-
- ret = getaddrinfo(dst, NULL, &hints, &addr_ai);
-
- if (ret != 0) {
- printerr("getaddrinfo failed: invalid address %s\n", dst);
- return -EINVAL;
- }
-
- if (gw == NULL || (strlen(gw) == 0)) {
- if (addr_ai->ai_family == AF_INET6) {
- gw = "::";
- } else if (addr_ai->ai_family == AF_INET) {
- gw = "0.0.0.0";
- }
- }
-
- if (((addr_ai->ai_family == AF_INET6) && (prefix_length < 0 || prefix_length > 128)) ||
- ((addr_ai->ai_family == AF_INET) && (prefix_length < 0 || prefix_length > 32))) {
- printerr("ifc_add_route: invalid prefix length");
- freeaddrinfo(addr_ai);
- return -EINVAL;
- }
-
- ret = getaddrinfo(gw, NULL, &hints, &gw_ai);
- if (ret != 0) {
- printerr("getaddrinfo failed: invalid gateway %s\n", gw);
- freeaddrinfo(addr_ai);
- return -EINVAL;
- }
-
- if (addr_ai->ai_family != gw_ai->ai_family) {
- printerr("ifc_add_route: different address families: %s and %s\n", dst, gw);
- freeaddrinfo(addr_ai);
- freeaddrinfo(gw_ai);
- return -EINVAL;
- }
-
- if (addr_ai->ai_family == AF_INET6) {
- memcpy(&ipv6_dst, addr_ai->ai_addr, sizeof(struct sockaddr_in6));
- memcpy(&ipv6_gw, gw_ai->ai_addr, sizeof(struct sockaddr_in6));
- ret = ifc_act_on_ipv6_route(action, ifname, ipv6_dst.sin6_addr,
- prefix_length, ipv6_gw.sin6_addr);
- } else if (addr_ai->ai_family == AF_INET) {
- memcpy(&ipv4_dst, addr_ai->ai_addr, sizeof(struct sockaddr_in));
- memcpy(&ipv4_gw, gw_ai->ai_addr, sizeof(struct sockaddr_in));
- ret = ifc_act_on_ipv4_route(action, ifname, ipv4_dst.sin_addr,
- prefix_length, ipv4_gw.sin_addr);
- } else {
- printerr("ifc_add_route: getaddrinfo returned un supported address family %d\n",
- addr_ai->ai_family);
- ret = -EAFNOSUPPORT;
- }
-
- freeaddrinfo(addr_ai);
- freeaddrinfo(gw_ai);
- return ret;
-}
-
-/*
- * DEPRECATED
- */
-int ifc_add_ipv4_route(const char *ifname, struct in_addr dst, int prefix_length,
- struct in_addr gw)
-{
- int i =ifc_act_on_ipv4_route(SIOCADDRT, ifname, dst, prefix_length, gw);
- if (DBG) printerr("ifc_add_ipv4_route(%s, xx, %d, xx) = %d", ifname, prefix_length, i);
- return i;
-}
-
-/*
- * DEPRECATED
- */
-int ifc_add_ipv6_route(const char *ifname, struct in6_addr dst, int prefix_length,
- struct in6_addr gw)
-{
- return ifc_act_on_ipv6_route(SIOCADDRT, ifname, dst, prefix_length, gw);
-}
-
-int ifc_add_route(const char *ifname, const char *dst, int prefix_length, const char *gw)
-{
- int i = ifc_act_on_route(SIOCADDRT, ifname, dst, prefix_length, gw);
- if (DBG) printerr("ifc_add_route(%s, %s, %d, %s) = %d", ifname, dst, prefix_length, gw, i);
- return i;
-}
-
-int ifc_remove_route(const char *ifname, const char*dst, int prefix_length, const char *gw)
-{
- return ifc_act_on_route(SIOCDELRT, ifname, dst, prefix_length, gw);
-}
generated by cgit v1.1 at 2024-09-13 23:59:59 +0000