3cdab9cb5b63b8306b055f9f065917a1481e4434
[WebKit-https.git] / Source / WebKit2 / Shared / EntryPointUtilities / mac / XPCService / XPCServiceMain.mm
1 /*
2  * Copyright (C) 2013 Apple Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23  * THE POSSIBILITY OF SUCH DAMAGE.
24  */
25
26 #import <CoreFoundation/CoreFoundation.h>
27 #import <xpc/xpc.h>
28
29 namespace WebKit {
30
31 static void XPCServiceEventHandler(xpc_connection_t peer)
32 {
33     xpc_connection_set_target_queue(peer, dispatch_get_main_queue());
34     xpc_connection_set_event_handler(peer, ^(xpc_object_t event) {
35         xpc_type_t type = xpc_get_type(event);
36         if (type == XPC_TYPE_ERROR) {
37             if (event == XPC_ERROR_CONNECTION_INVALID || event == XPC_ERROR_TERMINATION_IMMINENT) {
38                 // FIXME: Handle this case more gracefully.
39                 exit(EXIT_FAILURE);
40             }
41         } else {
42             assert(type == XPC_TYPE_DICTIONARY);
43
44             if (!strcmp(xpc_dictionary_get_string(event, "message-name"), "bootstrap")) {
45                 CFBundleRef webKit2Bundle = CFBundleGetBundleWithIdentifier(CFSTR("com.apple.WebKit2"));
46                 CFStringRef entryPointFunctionName = (CFStringRef)CFBundleGetValueForInfoDictionaryKey(CFBundleGetMainBundle(), CFSTR("WebKitEntryPoint"));
47
48                 typedef void (*InitializerFunction)(xpc_connection_t, xpc_object_t);
49                 InitializerFunction initializerFunctionPtr = reinterpret_cast<InitializerFunction>(CFBundleGetFunctionPointerForName(webKit2Bundle, entryPointFunctionName));
50                 if (!initializerFunctionPtr) {
51                     NSLog(@"Unable to find entry point in WebKit2.framework with name: %@", (NSString *)entryPointFunctionName);
52                     exit(EXIT_FAILURE);
53                 }
54
55                 xpc_object_t reply = xpc_dictionary_create_reply(event);
56                 xpc_dictionary_set_string(reply, "message-name", "process-finished-launching");
57                 xpc_connection_send_message(xpc_dictionary_get_remote_connection(event), reply);
58                 xpc_release(reply);
59
60                 initializerFunctionPtr(peer, event);
61             }
62         }
63     });
64
65     xpc_connection_resume(peer);
66 }
67
68 } // namespace WebKit
69
70 using namespace WebKit;
71
72 int main(int argc, char** argv)
73 {
74     xpc_main(XPCServiceEventHandler);
75     return 0;
76 }