1 /*	$NetBSD: heim-ipc.h,v 1.1.1.1 2011/04/13 18:15:28 elric Exp $	*/
2 
3 /*
4  * Copyright (c) 2009 Kungliga Tekniska H�gskolan
5  * (Royal Institute of Technology, Stockholm, Sweden).
6  * All rights reserved.
7  *
8  * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  *
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  *
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * 3. Neither the name of the Institute nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  */
37 
38 #include <krb5/asn1-common.h>
39 
40 typedef struct heim_ipc *heim_ipc;
41 typedef struct heim_sipc *heim_sipc;
42 typedef struct heim_icred *heim_icred;
43 typedef struct heim_isemaphore *heim_isemaphore;
44 typedef struct heim_octet_string heim_idata;
45 typedef struct heim_sipc_call *heim_sipc_call;
46 
47 /* common */
48 
49 void
50 heim_ipc_free_cred(heim_icred);
51 
52 uid_t
53 heim_ipc_cred_get_uid(heim_icred);
54 
55 gid_t
56 heim_ipc_cred_get_gid(heim_icred);
57 
58 pid_t
59 heim_ipc_cred_get_pid(heim_icred);
60 
61 pid_t
62 heim_ipc_cred_get_session(heim_icred);
63 
64 void
65 heim_ipc_main(void);
66 
67 heim_isemaphore
68 heim_ipc_semaphore_create(long);
69 
70 long
71 heim_ipc_semaphore_wait(heim_isemaphore, time_t);
72 
73 long
74 heim_ipc_semaphore_signal(heim_isemaphore);
75 
76 void
77 heim_ipc_semaphore_release(heim_isemaphore);
78 
79 #define HEIM_IPC_WAIT_FOREVER ((time_t)-1)
80 
81 void
82 heim_ipc_free_data(heim_idata *);
83 
84 /* client */
85 
86 int
87 heim_ipc_init_context(const char *, heim_ipc *);
88 
89 void
90 heim_ipc_free_context(heim_ipc);
91 
92 int
93 heim_ipc_call(heim_ipc, const heim_idata *, heim_idata *, heim_icred *);
94 
95 int
96 heim_ipc_async(heim_ipc, const heim_idata *, void *, void (*func)(void *, int, heim_idata *, heim_icred));
97 
98 /* server */
99 
100 #define HEIM_SIPC_TYPE_IPC		1
101 #define HEIM_SIPC_TYPE_UINT32		2
102 #define HEIM_SIPC_TYPE_HTTP		4
103 
104 typedef void
105 (*heim_ipc_complete)(heim_sipc_call, int, heim_idata *);
106 
107 typedef void
108 (*heim_ipc_callback)(void *, const heim_idata *,
109 		     const heim_icred, heim_ipc_complete, heim_sipc_call);
110 
111 
112 int
113 heim_sipc_launchd_mach_init(const char *, heim_ipc_callback,
114 			    void *, heim_sipc *);
115 
116 int
117 heim_sipc_stream_listener(int, int, heim_ipc_callback,
118 			  void *, heim_sipc *);
119 
120 int
121 heim_sipc_service_unix(const char *, heim_ipc_callback,
122 		       void *, heim_sipc *);
123 
124 
125 void
126 heim_sipc_timeout(time_t);
127 
128 void
129 heim_sipc_set_timeout_handler(void (*)(void));
130 
131 void
132 heim_sipc_free_context(heim_sipc);
133