xref: /freebsd/crypto/heimdal/lib/ipc/heim-ipc.h (revision 59c8e88e72633afbc47a4ace0d2170d00d51f7dc)
1 /*
2  * Copyright (c) 2009 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the Institute nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <asn1-common.h>
37 
38 typedef struct heim_ipc *heim_ipc;
39 typedef struct heim_sipc *heim_sipc;
40 typedef struct heim_icred *heim_icred;
41 typedef struct heim_isemaphore *heim_isemaphore;
42 typedef struct heim_octet_string heim_idata;
43 typedef struct heim_sipc_call *heim_sipc_call;
44 
45 /* common */
46 
47 void
48 heim_ipc_free_cred(heim_icred);
49 
50 uid_t
51 heim_ipc_cred_get_uid(heim_icred);
52 
53 gid_t
54 heim_ipc_cred_get_gid(heim_icred);
55 
56 pid_t
57 heim_ipc_cred_get_pid(heim_icred);
58 
59 pid_t
60 heim_ipc_cred_get_session(heim_icred);
61 
62 void
63 heim_ipc_main(void);
64 
65 heim_isemaphore
66 heim_ipc_semaphore_create(long);
67 
68 long
69 heim_ipc_semaphore_wait(heim_isemaphore, time_t);
70 
71 long
72 heim_ipc_semaphore_signal(heim_isemaphore);
73 
74 void
75 heim_ipc_semaphore_release(heim_isemaphore);
76 
77 #define HEIM_IPC_WAIT_FOREVER ((time_t)-1)
78 
79 void
80 heim_ipc_free_data(heim_idata *);
81 
82 /* client */
83 
84 int
85 heim_ipc_init_context(const char *, heim_ipc *);
86 
87 void
88 heim_ipc_free_context(heim_ipc);
89 
90 int
91 heim_ipc_call(heim_ipc, const heim_idata *, heim_idata *, heim_icred *);
92 
93 int
94 heim_ipc_async(heim_ipc, const heim_idata *, void *, void (*func)(void *, int, heim_idata *, heim_icred));
95 
96 /* server */
97 
98 #define HEIM_SIPC_TYPE_IPC		1
99 #define HEIM_SIPC_TYPE_UINT32		2
100 #define HEIM_SIPC_TYPE_HTTP		4
101 
102 typedef void
103 (*heim_ipc_complete)(heim_sipc_call, int, heim_idata *);
104 
105 typedef void
106 (*heim_ipc_callback)(void *, const heim_idata *,
107 		     const heim_icred, heim_ipc_complete, heim_sipc_call);
108 
109 
110 int
111 heim_sipc_launchd_mach_init(const char *, heim_ipc_callback,
112 			    void *, heim_sipc *);
113 
114 int
115 heim_sipc_stream_listener(int, int, heim_ipc_callback,
116 			  void *, heim_sipc *);
117 
118 int
119 heim_sipc_service_unix(const char *, heim_ipc_callback,
120 		       void *, heim_sipc *);
121 
122 
123 void
124 heim_sipc_timeout(time_t);
125 
126 void
127 heim_sipc_set_timeout_handler(void (*)(void));
128 
129 void
130 heim_sipc_free_context(heim_sipc);
131