Changeset 19b28b0 in mainline for uspace/lib/libc/generic/ipc.c

Timestamp:

2009-03-02T17:31:05Z (16 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

8026731

Parents:

97c9da8

Message:

add IPC_FLAG_BLOCKING for generic IPC blocking operations
add ipc_connect_me_to_blocking() for blocking connections
mount() has new flags argument
get_cons_phone() → get_console_phone()
add common console_wait()
simplify vfs_connect() using blocking connection
add blocking support for device_get_handle()
swap VFS_MOUNT arguments, and blocking mount support

File:

• uspace/lib/libc/generic/ipc.c (modified) (1 diff)

uspace/lib/libc/generic/ipc.c

@@ -599 +599 @@
         int res;
 
-        res = ipc_call_sync_3_5(phoneid, IPC_M_CONNECT_ME_TO, arg1, arg2, arg3, 
+        res = ipc_call_sync_3_5(phoneid, IPC_M_CONNECT_ME_TO, arg1, arg2, arg3,
             NULL, NULL, NULL, NULL, &newphid);
+        if (res)
+                return res;
+        return newphid;
+}
+
+/** Ask through phone for a new connection to some service.
+ *
+ * If the connection is not available at the moment, the
+ * call will block.
+ *
+ * @param phoneid       Phone handle used for contacting the other side.
+ * @param arg1          User defined argument.
+ * @param arg2          User defined argument.
+ * @param arg3          User defined argument.
+ *
+ * @return              New phone handle on success or a negative error code.
+ */
+int ipc_connect_me_to_blocking(int phoneid, int arg1, int arg2, int arg3)
+{
+        ipcarg_t newphid;
+        int res;
+
+        res = ipc_call_sync_4_5(phoneid, IPC_M_CONNECT_ME_TO, arg1, arg2, arg3,
+            IPC_FLAG_BLOCKING, NULL, NULL, NULL, NULL, &newphid);
         if (res)
                 return res;