1 /*
2 * Copyright 2002-2007, Axel Dörfler, axeld@pinc-software.de.
3 * All rights reserved.
4 * Distributed under the terms of the MIT License.
5 */
6
7
8 #include <sys/select.h>
9
10 #include <errno.h>
11 #include <pthread.h>
12
13 #include <syscall_utils.h>
14
15 #include <errno_private.h>
16 #include <signal_private.h>
17 #include <symbol_versioning.h>
18 #include <syscalls.h>
19 #include <time_private.h>
20
21
22 extern "C" int __pselect_beos(int numBits, struct fd_set *readBits,
23 struct fd_set *writeBits, struct fd_set *errorBits,
24 const struct timespec *tv, const sigset_t *beosSignalMask);
25 extern "C" int __pselect(int numBits, struct fd_set *readBits, struct fd_set *writeBits,
26 struct fd_set *errorBits, const struct timespec *tv,
27 const sigset_t *sigMask);
28
29
30 int
__pselect_beos(int numBits,struct fd_set * readBits,struct fd_set * writeBits,struct fd_set * errorBits,const struct timespec * tv,const sigset_t * beosSignalMask)31 __pselect_beos(int numBits, struct fd_set *readBits, struct fd_set *writeBits,
32 struct fd_set *errorBits, const struct timespec *tv,
33 const sigset_t *beosSignalMask)
34 {
35 int status;
36 sigset_t signalMask;
37 bigtime_t timeout = -1LL;
38 if (tv != NULL && !timespec_to_bigtime(*tv, timeout))
39 RETURN_AND_SET_ERRNO_TEST_CANCEL(EINVAL);
40
41 if (beosSignalMask != NULL)
42 signalMask = from_beos_sigset(*beosSignalMask);
43
44 status = _kern_select(numBits, readBits, writeBits, errorBits, timeout,
45 beosSignalMask != NULL ? &signalMask : NULL);
46
47 RETURN_AND_SET_ERRNO_TEST_CANCEL(status);
48 }
49
50
51 int
__pselect(int numBits,struct fd_set * readBits,struct fd_set * writeBits,struct fd_set * errorBits,const struct timespec * tv,const sigset_t * sigMask)52 __pselect(int numBits, struct fd_set *readBits, struct fd_set *writeBits,
53 struct fd_set *errorBits, const struct timespec *tv,
54 const sigset_t *sigMask)
55 {
56 int status;
57 bigtime_t timeout = -1LL;
58 if (tv != NULL && !timespec_to_bigtime(*tv, timeout))
59 RETURN_AND_SET_ERRNO_TEST_CANCEL(EINVAL);
60
61 status = _kern_select(numBits, readBits, writeBits, errorBits, timeout,
62 sigMask);
63
64 RETURN_AND_SET_ERRNO_TEST_CANCEL(status);
65 }
66
67
68 int
select(int numBits,struct fd_set * readBits,struct fd_set * writeBits,struct fd_set * errorBits,struct timeval * tv)69 select(int numBits, struct fd_set *readBits, struct fd_set *writeBits,
70 struct fd_set *errorBits, struct timeval *tv)
71 {
72 int status;
73 bigtime_t timeout = -1LL;
74 if (tv != NULL && !timeval_to_bigtime(*tv, timeout))
75 RETURN_AND_SET_ERRNO_TEST_CANCEL(EINVAL);
76
77 status = _kern_select(numBits, readBits, writeBits, errorBits, timeout,
78 NULL);
79
80 RETURN_AND_SET_ERRNO_TEST_CANCEL(status);
81 }
82
83
84 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__pselect_beos", "pselect@", "BASE");
85
86 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__pselect", "pselect@@", "1_ALPHA4");
87