1/*-
2 * Copyright (c) 1999 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
| 1/*-
2 * Copyright (c) 1999 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
|
38struct osigframe {
39 /*
40 * The first four members may be used by applications.
41 */
42
43 register_t sf_signum;
44
45 /*
46 * Either 'int' for old-style FreeBSD handler or 'siginfo_t *'
47 * pointing to sf_siginfo for SA_SIGINFO handlers.
48 */
49 register_t sf_arg2;
50
51 /* Points to sf_siginfo.si_sc. */
52 register_t sf_scp;
53
54 register_t sf_addr;
55
56 /*
57 * The following arguments are not constrained by the
58 * function call protocol.
59 * Applications are not supposed to access these members,
60 * except using the pointers we provide in the first three
61 * arguments.
62 */
63
64 union {
65 __osiginfohandler_t *sf_action;
66 __sighandler_t *sf_handler;
67 } sf_ahu;
68
69 /* In the SA_SIGINFO case, sf_arg2 points here. */
70 osiginfo_t sf_siginfo;
71};
| 38struct osigframe {
39 /*
40 * The first four members may be used by applications.
41 */
42
43 register_t sf_signum;
44
45 /*
46 * Either 'int' for old-style FreeBSD handler or 'siginfo_t *'
47 * pointing to sf_siginfo for SA_SIGINFO handlers.
48 */
49 register_t sf_arg2;
50
51 /* Points to sf_siginfo.si_sc. */
52 register_t sf_scp;
53
54 register_t sf_addr;
55
56 /*
57 * The following arguments are not constrained by the
58 * function call protocol.
59 * Applications are not supposed to access these members,
60 * except using the pointers we provide in the first three
61 * arguments.
62 */
63
64 union {
65 __osiginfohandler_t *sf_action;
66 __sighandler_t *sf_handler;
67 } sf_ahu;
68
69 /* In the SA_SIGINFO case, sf_arg2 points here. */
70 osiginfo_t sf_siginfo;
71};
|
72
73struct sigframe {
74 /*
75 * The first four members may be used by applications.
76 *
77 * NOTE: The 4th argument is undocumented, ill commented
78 * on and seems to be somewhat BSD "standard". Handlers
79 * installed with sigvec may be using it.
80 */
81 register_t sf_signum;
82 register_t sf_siginfo; /* code or pointer to sf_si */
83 register_t sf_ucontext; /* points to sf_uc */
84 register_t sf_addr; /* undocumented 4th arg */
85
86 union {
87 __siginfohandler_t *sf_action;
88 __sighandler_t *sf_handler;
89 } sf_ahu;
90 ucontext_t sf_uc; /* = *sf_ucontext */
91 siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case) */
92};
93
94#endif /* !_MACHINE_SIGFRAME_H_ */
| 73
74struct sigframe {
75 /*
76 * The first four members may be used by applications.
77 *
78 * NOTE: The 4th argument is undocumented, ill commented
79 * on and seems to be somewhat BSD "standard". Handlers
80 * installed with sigvec may be using it.
81 */
82 register_t sf_signum;
83 register_t sf_siginfo; /* code or pointer to sf_si */
84 register_t sf_ucontext; /* points to sf_uc */
85 register_t sf_addr; /* undocumented 4th arg */
86
87 union {
88 __siginfohandler_t *sf_action;
89 __sighandler_t *sf_handler;
90 } sf_ahu;
91 ucontext_t sf_uc; /* = *sf_ucontext */
92 siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case) */
93};
94
95#endif /* !_MACHINE_SIGFRAME_H_ */
|