Merge remote-tracking branch 'mdroth/qga-pull-2013-05-30' into staging

[qemu.git] / util / qemu-sockets.c

diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c
index 3537bf3d451e692580873ba1b0a8ca6c1df00925..fdd8dc460b5518bb0f4dbcdd6be99d108dfbcb5d 100644 (file)
--- a/util/qemu-sockets.c
+++ b/util/qemu-sockets.c
@@ -33,10 +33,10 @@
 
 static const int on=1, off=0;
 
-/* used temporarely until all users are converted to QemuOpts */
-static QemuOptsList dummy_opts = {
-    .name = "dummy",
-    .head = QTAILQ_HEAD_INITIALIZER(dummy_opts.head),
+/* used temporarily until all users are converted to QemuOpts */
+QemuOptsList socket_optslist = {
+    .name = "socket",
+    .head = QTAILQ_HEAD_INITIALIZER(socket_optslist.head),
     .desc = {
         {
             .name = "path",
@@ -156,12 +156,12 @@ int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp)
             continue;
         }
 
-        setsockopt(slisten,SOL_SOCKET,SO_REUSEADDR,(void*)&on,sizeof(on));
+        qemu_setsockopt(slisten, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
 #ifdef IPV6_V6ONLY
         if (e->ai_family == PF_INET6) {
             /* listen on both ipv4 and ipv6 */
-            setsockopt(slisten,IPPROTO_IPV6,IPV6_V6ONLY,(void*)&off,
-                sizeof(off));
+            qemu_setsockopt(slisten, IPPROTO_IPV6, IPV6_V6ONLY, &off,
+                            sizeof(off));
         }
 #endif
 
@@ -229,7 +229,7 @@ static void wait_for_connect(void *opaque)
     qemu_set_fd_handler2(s->fd, NULL, NULL, NULL, NULL);
 
     do {
-        rc = getsockopt(s->fd, SOL_SOCKET, SO_ERROR, (void *) &val, &valsize);
+        rc = qemu_getsockopt(s->fd, SOL_SOCKET, SO_ERROR, &val, &valsize);
     } while (rc == -1 && socket_error() == EINTR);
 
     /* update rc to contain error */
@@ -277,7 +277,7 @@ static int inet_connect_addr(struct addrinfo *addr, bool *in_progress,
     }
     qemu_setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
     if (connect_state != NULL) {
-        socket_set_nonblock(sock);
+        qemu_set_nonblock(sock);
     }
     /* connect to peer */
     do {
@@ -373,6 +373,10 @@ int inet_connect_opts(QemuOpts *opts, Error **errp,
     }
 
     for (e = res; e != NULL; e = e->ai_next) {
+        if (error_is_set(errp)) {
+            error_free(*errp);
+            *errp = NULL;
+        }
         if (connect_state != NULL) {
             connect_state->current_addr = e;
         }
@@ -452,7 +456,7 @@ int inet_dgram_opts(QemuOpts *opts, Error **errp)
         error_set_errno(errp, errno, QERR_SOCKET_CREATE_FAILED);
         goto err;
     }
-    setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,(void*)&on,sizeof(on));
+    qemu_setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
 
     /* bind socket */
     if (bind(sock, local->ai_addr, local->ai_addrlen) < 0) {
@@ -481,7 +485,7 @@ err:
 }
 
 /* compatibility wrapper */
-static InetSocketAddress *inet_parse(const char *str, Error **errp)
+InetSocketAddress *inet_parse(const char *str, Error **errp)
 {
     InetSocketAddress *addr;
     const char *optstr, *h;
@@ -551,7 +555,7 @@ fail:
     return NULL;
 }
 
-static void inet_addr_to_opts(QemuOpts *opts, InetSocketAddress *addr)
+static void inet_addr_to_opts(QemuOpts *opts, const InetSocketAddress *addr)
 {
     bool ipv4 = addr->ipv4 || !addr->has_ipv4;
     bool ipv6 = addr->ipv6 || !addr->has_ipv6;
@@ -579,7 +583,7 @@ int inet_listen(const char *str, char *ostr, int olen,
 
     addr = inet_parse(str, errp);
     if (addr != NULL) {
-        opts = qemu_opts_create_nofail(&dummy_opts);
+        opts = qemu_opts_create_nofail(&socket_optslist);
         inet_addr_to_opts(opts, addr);
         qapi_free_InetSocketAddress(addr);
         sock = inet_listen_opts(opts, port_offset, errp);
@@ -618,7 +622,7 @@ int inet_connect(const char *str, Error **errp)
 
     addr = inet_parse(str, errp);
     if (addr != NULL) {
-        opts = qemu_opts_create_nofail(&dummy_opts);
+        opts = qemu_opts_create_nofail(&socket_optslist);
         inet_addr_to_opts(opts, addr);
         qapi_free_InetSocketAddress(addr);
         sock = inet_connect_opts(opts, errp, NULL, NULL);
@@ -652,7 +656,7 @@ int inet_nonblocking_connect(const char *str,
 
     addr = inet_parse(str, errp);
     if (addr != NULL) {
-        opts = qemu_opts_create_nofail(&dummy_opts);
+        opts = qemu_opts_create_nofail(&socket_optslist);
         inet_addr_to_opts(opts, addr);
         qapi_free_InetSocketAddress(addr);
         sock = inet_connect_opts(opts, errp, callback, opaque);
@@ -720,7 +724,7 @@ int unix_connect_opts(QemuOpts *opts, Error **errp,
     int sock, rc;
 
     if (NULL == path) {
-        error_setg(errp, "unix connect: no path specified\n");
+        error_setg(errp, "unix connect: no path specified");
         return -1;
     }
 
@@ -733,7 +737,7 @@ int unix_connect_opts(QemuOpts *opts, Error **errp,
         connect_state = g_malloc0(sizeof(*connect_state));
         connect_state->callback = callback;
         connect_state->opaque = opaque;
-        socket_set_nonblock(sock);
+        qemu_set_nonblock(sock);
     }
 
     memset(&un, 0, sizeof(un));
@@ -795,7 +799,7 @@ int unix_listen(const char *str, char *ostr, int olen, Error **errp)
     char *path, *optstr;
     int sock, len;
 
-    opts = qemu_opts_create_nofail(&dummy_opts);
+    opts = qemu_opts_create_nofail(&socket_optslist);
 
     optstr = strchr(str, ',');
     if (optstr) {
@@ -823,7 +827,7 @@ int unix_connect(const char *path, Error **errp)
     QemuOpts *opts;
     int sock;
 
-    opts = qemu_opts_create_nofail(&dummy_opts);
+    opts = qemu_opts_create_nofail(&socket_optslist);
     qemu_opt_set(opts, "path", path);
     sock = unix_connect_opts(opts, errp, NULL, NULL);
     qemu_opts_del(opts);
@@ -840,7 +844,7 @@ int unix_nonblocking_connect(const char *path,
 
     g_assert(callback != NULL);
 
-    opts = qemu_opts_create_nofail(&dummy_opts);
+    opts = qemu_opts_create_nofail(&socket_optslist);
     qemu_opt_set(opts, "path", path);
     sock = unix_connect_opts(opts, errp, callback, opaque);
     qemu_opts_del(opts);
@@ -854,7 +858,7 @@ SocketAddress *socket_parse(const char *str, Error **errp)
     addr = g_new(SocketAddress, 1);
     if (strstart(str, "unix:", NULL)) {
         if (str[5] == '\0') {
-            error_setg(errp, "invalid Unix socket address\n");
+            error_setg(errp, "invalid Unix socket address");
             goto fail;
         } else {
             addr->kind = SOCKET_ADDRESS_KIND_UNIX;
@@ -863,7 +867,7 @@ SocketAddress *socket_parse(const char *str, Error **errp)
         }
     } else if (strstart(str, "fd:", NULL)) {
         if (str[3] == '\0') {
-            error_setg(errp, "invalid file descriptor address\n");
+            error_setg(errp, "invalid file descriptor address");
             goto fail;
         } else {
             addr->kind = SOCKET_ADDRESS_KIND_FD;
@@ -891,7 +895,7 @@ int socket_connect(SocketAddress *addr, Error **errp,
     QemuOpts *opts;
     int fd;
 
-    opts = qemu_opts_create_nofail(&dummy_opts);
+    opts = qemu_opts_create_nofail(&socket_optslist);
     switch (addr->kind) {
     case SOCKET_ADDRESS_KIND_INET:
         inet_addr_to_opts(opts, addr->inet);
@@ -906,6 +910,7 @@ int socket_connect(SocketAddress *addr, Error **errp,
     case SOCKET_ADDRESS_KIND_FD:
         fd = monitor_get_fd(cur_mon, addr->fd->str, errp);
         if (callback) {
+            qemu_set_nonblock(fd);
             callback(fd, opaque);
         }
         break;
@@ -922,7 +927,7 @@ int socket_listen(SocketAddress *addr, Error **errp)
     QemuOpts *opts;
     int fd;
 
-    opts = qemu_opts_create_nofail(&dummy_opts);
+    opts = qemu_opts_create_nofail(&socket_optslist);
     switch (addr->kind) {
     case SOCKET_ADDRESS_KIND_INET:
         inet_addr_to_opts(opts, addr->inet);
@@ -945,26 +950,27 @@ int socket_listen(SocketAddress *addr, Error **errp)
     return fd;
 }
 
-#ifdef _WIN32
-static void socket_cleanup(void)
+int socket_dgram(SocketAddress *remote, SocketAddress *local, Error **errp)
 {
-    WSACleanup();
-}
-#endif
+    QemuOpts *opts;
+    int fd;
 
-int socket_init(void)
-{
-#ifdef _WIN32
-    WSADATA Data;
-    int ret, err;
+    opts = qemu_opts_create_nofail(&socket_optslist);
+    switch (remote->kind) {
+    case SOCKET_ADDRESS_KIND_INET:
+        qemu_opt_set(opts, "host", remote->inet->host);
+        qemu_opt_set(opts, "port", remote->inet->port);
+        if (local) {
+            qemu_opt_set(opts, "localaddr", local->inet->host);
+            qemu_opt_set(opts, "localport", local->inet->port);
+        }
+        fd = inet_dgram_opts(opts, errp);
+        break;
 
-    ret = WSAStartup(MAKEWORD(2,2), &Data);
-    if (ret != 0) {
-        err = WSAGetLastError();
-        fprintf(stderr, "WSAStartup: %d\n", err);
+    default:
+        error_setg(errp, "socket type unsupported for datagram");
         return -1;
     }
-    atexit(socket_cleanup);
-#endif
-    return 0;
+    qemu_opts_del(opts);
+    return fd;
 }