Support for RPCAP features in GUI (from Boris Misenov, see Bug 1366)

  - retrieving the list of remote PCAP interfaces
  - password authentication support
  - UDP data fransfer
  - packet sampling (available in WinPcap 4.x)
  etc.

fix problem if non-default rpcap port is used

svn path=/trunk/; revision=23750

1 files changed, 39 insertions, 0 deletions

diff --git a/capture-pcap-util-unix.c b/capture-pcap-util-unix.c
index ea8968b7d0..d707cc695a 100644
--- a/capture-pcap-util-unix.c
+++ b/capture-pcap-util-unix.c
@@ -73,11 +73,50 @@ static void
 search_for_if_cb(gpointer data, gpointer user_data);
 #endif
 
+#ifdef HAVE_PCAP_REMOTE
+GList *
+get_remote_interface_list(const char *hostname, const char *port,
+                          int auth_type, const char *username,
+                          const char *passwd, int *err, char **err_str)
+{
+    struct pcap_rmtauth auth;
+    char source[PCAP_BUF_SIZE];
+    char errbuf[PCAP_ERRBUF_SIZE];
+
+    auth.type = auth_type;
+    auth.username = username;
+    auth.password = passwd;
+
+    if (pcap_createsrcstr(source, PCAP_SRC_IFREMOTE, hostname, port,
+                          NULL, errbuf) == -1) {
+        *err = CANT_GET_INTERFACE_LIST;
+        if (err_str != NULL)
+            *err_str = cant_get_if_list_error_message(errbuf);
+        return NULL;
+    }
+    return get_interface_list_findalldevs_ex(source, &auth, err, err_str);
+}
+#endif
+
 GList *
 get_interface_list(int *err, char **err_str)
 {
 #ifdef HAVE_PCAP_FINDALLDEVS
+#ifdef HAVE_PCAP_REMOTE
+    char source[PCAP_BUF_SIZE];
+    char errbuf[PCAP_ERRBUF_SIZE];
+
+    if (pcap_createsrcstr(source, PCAP_SRC_IFLOCAL,
+                          NULL, NULL, NULL, errbuf) == -1) {
+        *err = CANT_GET_INTERFACE_LIST;
+        if (err_str != NULL)
+            *err_str = cant_get_if_list_error_message(errbuf);
+        return NULL;
+    }
+    return get_interface_list_findalldevs_ex(source, NULL, err, err_str);
+#else
 	return get_interface_list_findalldevs(err, err_str);
+#endif
 #else
 	GList  *il = NULL;
 	gint    nonloopback_pos = 0;