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- implement bind to device functionality
--- trunk.orig/src/supl.c 2011-10-27 20:41:19.000000000 +0200
+++ trunk/src/supl.c 2013-04-24 18:56:17.742529773 +0200
@@ -41,7 +41,7 @@ static struct supl_debug_s {
} debug;
#endif
-static int server_connect(char *server);
+static int server_connect(char *server, char *iface);
static int pdu_make_ulp_start(supl_ctx_t *ctx, supl_ulp_t *pdu);
static int pdu_make_ulp_pos_init(supl_ctx_t *ctx, supl_ulp_t *pdu);
static int pdu_make_ulp_rrlp_ack(supl_ctx_t *ctx, supl_ulp_t *pdu, PDU_t *rrlp);
@@ -236,7 +236,7 @@ int EXPORT supl_server_connect(supl_ctx_
if (!ctx->ssl) return E_SUPL_CONNECT;
if (server) {
- ctx->fd = server_connect(server);
+ ctx->fd = server_connect(server, ctx->iface);
if (ctx->fd == -1) return E_SUPL_CONNECT;
}
@@ -266,7 +266,7 @@ void EXPORT supl_close(supl_ctx_t *ctx)
}
-static int server_connect(char *server) {
+static int server_connect(char *server, char *iface) {
int fd = -1;
struct addrinfo *ailist, *aip;
struct addrinfo hint;
@@ -283,6 +283,15 @@ static int server_connect(char *server)
if ((fd = socket(aip->ai_family, SOCK_STREAM, 0)) < 0) {
err = errno;
}
+
+ if (strlen(iface)) {
+ struct ifreq ifr;
+ strncpy(ifr.ifr_name, iface, IFNAMSIZ);
+ ifr.ifr_name[IFNAMSIZ - 1] = 0;
+ if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, &ifr, sizeof(ifr)))
+ fprintf(stderr, "Error: binding to device %s failed\n", iface);
+ }
+
if (connect(fd, aip->ai_addr, aip->ai_addrlen) != 0) {
return -1;
}
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