X-Git-Url: http://git.demorecorder.com/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fxcb_util.c;h=64a1f6d63b3a8e00f33202ac5bd05cb7ad761661;hb=4aa7a2c849a9536febb2dc7773e06c12a69c5213;hp=1bde7b79c86d3a6586a624e104d3e7a6ff626e2b;hpb=4f25ee16443b29e1a25bd26a724e1e0a577e21ff;p=free-sw%2Fxcb%2Flibxcb

diff --git a/src/xcb_util.c b/src/xcb_util.c
index 1bde7b7..64a1f6d 100644
--- a/src/xcb_util.c
+++ b/src/xcb_util.c
@@ -38,6 +38,7 @@
 #ifdef _WIN32
 #include "xcb_windefs.h"
 #else
+#include <arpa/inet.h>
 #include <sys/socket.h>
 #include <sys/un.h>
 #include <netinet/in.h>
@@ -258,13 +259,27 @@ static int _xcb_socket(int family, int type, int proto)
 }
 
 
+static int _xcb_do_connect(int fd, const struct sockaddr* addr, int addrlen) {
+	int on = 1;
+
+	if(fd < 0)
+		return -1;
+
+	setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on));
+	setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on));
+
+	return connect(fd, addr, addrlen);
+}
+
 static int _xcb_open_tcp(const char *host, char *protocol, const unsigned short port)
 {
     int fd = -1;
+#if HAVE_GETADDRINFO
     struct addrinfo hints;
     char service[6]; /* "65535" with the trailing '\0' */
     struct addrinfo *results, *addr;
     char *bracket;
+#endif
 
     if (protocol && strcmp("tcp",protocol) && strcmp("inet",protocol)
 #ifdef AF_INET6
@@ -276,6 +291,7 @@ static int _xcb_open_tcp(const char *host, char *protocol, const unsigned short
     if (*host == '\0')
 	host = "localhost";
 
+#if HAVE_GETADDRINFO
     memset(&hints, 0, sizeof(hints));
 #ifdef AI_NUMERICSERV
     hints.ai_flags |= AI_NUMERICSERV;
@@ -302,19 +318,42 @@ static int _xcb_open_tcp(const char *host, char *protocol, const unsigned short
     for(addr = results; addr; addr = addr->ai_next)
     {
         fd = _xcb_socket(addr->ai_family, addr->ai_socktype, addr->ai_protocol);
-        if(fd >= 0) {
-            int on = 1;
-            setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof(on));
-	    setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &on, sizeof(on));
+        if (_xcb_do_connect(fd, addr->ai_addr, addr->ai_addrlen) >= 0)
+            break;
+        close(fd);
+        fd = -1;
+    }
+    freeaddrinfo(results);
+    return fd;
+#else
+    {
+        struct hostent* _h;
+        struct sockaddr_in _s;
+        struct in_addr ** _c;
+
+        if((_h = gethostbyname(host)) == NULL)
+            return -1;
+
+        _c = (struct in_addr**)_h->h_addr_list;
+        fd = -1;
 
-            if (connect(fd, addr->ai_addr, addr->ai_addrlen) >= 0)
+        while(*_c) {
+            _s.sin_family = AF_INET;
+            _s.sin_port = htons(port);
+            _s.sin_addr = *(*_c);
+
+            fd = _xcb_socket(_s.sin_family, SOCK_STREAM, 0);
+            if(_xcb_do_connect(fd, (struct sockaddr*)&_s, sizeof(_s)) >= 0)
                 break;
+
             close(fd);
             fd = -1;
+            ++_c;
         }
+
+        return fd;
     }
-    freeaddrinfo(results);
-    return fd;
+#endif
 }
 
 #ifndef _WIN32
@@ -385,13 +424,13 @@ xcb_connection_t *xcb_connect_to_display_with_auth_info(const char *displayname,
     int parsed = _xcb_parse_display(displayname, &host, &protocol, &display, screenp);
     
     if(!parsed) {
-        c = (xcb_connection_t *) &error_connection;
+        c = _xcb_conn_ret_error(XCB_CONN_CLOSED_PARSE_ERR);
         goto out;
     } else
         fd = _xcb_open(host, protocol, display);
 
     if(fd == -1) {
-        c = (xcb_connection_t *) &error_connection;
+        c = _xcb_conn_ret_error(XCB_CONN_ERROR);
         goto out;
     }