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c7017ecc MS |
1 | /* |
2 | * "$Id$" | |
3 | * | |
7e86f2f6 | 4 | * Private threading definitions for CUPS. |
c7017ecc | 5 | * |
7e86f2f6 | 6 | * Copyright 2009-2014 by Apple Inc. |
c7017ecc | 7 | * |
7e86f2f6 MS |
8 | * These coded instructions, statements, and computer programs are the |
9 | * property of Apple Inc. and are protected by Federal copyright | |
10 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
11 | * which should have been included with this file. If this file is | |
12 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
6539a0af MS |
13 | * |
14 | * This file is subject to the Apple OS-Developed Software exception. | |
c7017ecc MS |
15 | */ |
16 | ||
17 | #ifndef _CUPS_THREAD_PRIVATE_H_ | |
18 | # define _CUPS_THREAD_PRIVATE_H_ | |
19 | ||
20 | /* | |
21 | * Include necessary headers... | |
22 | */ | |
23 | ||
24 | # include "config.h" | |
25 | ||
26 | ||
27 | /* | |
28 | * C++ magic... | |
29 | */ | |
30 | ||
31 | # ifdef __cplusplus | |
32 | extern "C" { | |
33 | # endif /* __cplusplus */ | |
34 | ||
35 | ||
36 | # ifdef HAVE_PTHREAD_H | |
37 | # include <pthread.h> | |
38 | typedef void *(*_cups_thread_func_t)(void *arg); | |
39 | typedef pthread_mutex_t _cups_mutex_t; | |
1106b00e | 40 | typedef pthread_rwlock_t _cups_rwlock_t; |
c7017ecc MS |
41 | typedef pthread_key_t _cups_threadkey_t; |
42 | # define _CUPS_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER | |
1106b00e | 43 | # define _CUPS_RWLOCK_INITIALIZER PTHREAD_RWLOCK_INITIALIZER |
7e86f2f6 | 44 | # define _CUPS_THREADKEY_INITIALIZER 0 |
c7017ecc MS |
45 | # define _cupsThreadGetData(k) pthread_getspecific(k) |
46 | # define _cupsThreadSetData(k,p) pthread_setspecific(k,p) | |
47 | ||
48 | # elif defined(WIN32) | |
49 | # include <winsock2.h> | |
50 | # include <windows.h> | |
51 | typedef void *(__stdcall *_cups_thread_func_t)(void *arg); | |
52 | typedef struct _cups_mutex_s | |
53 | { | |
f3c17241 | 54 | int m_init; /* Flag for on-demand initialization */ |
c7017ecc MS |
55 | CRITICAL_SECTION m_criticalSection; |
56 | /* Win32 Critical Section */ | |
57 | } _cups_mutex_t; | |
1106b00e | 58 | typedef _cups_mutex_t _cups_rwlock_t; /* TODO: Implement Win32 reader/writer lock */ |
c7017ecc MS |
59 | typedef DWORD _cups_threadkey_t; |
60 | # define _CUPS_MUTEX_INITIALIZER { 0, 0 } | |
1106b00e | 61 | # define _CUPS_RWLOCK_INITIALIZER { 0, 0 } |
c7017ecc MS |
62 | # define _CUPS_THREADKEY_INITIALIZER 0 |
63 | # define _cupsThreadGetData(k) TlsGetValue(k) | |
64 | # define _cupsThreadSetData(k,p) TlsSetValue(k,p) | |
65 | ||
66 | # else | |
f3c17241 | 67 | typedef void *(*_cups_thread_func_t)(void *arg); |
c7017ecc | 68 | typedef char _cups_mutex_t; |
1106b00e | 69 | typedef char _cups_rwlock_t; |
c7017ecc MS |
70 | typedef void *_cups_threadkey_t; |
71 | # define _CUPS_MUTEX_INITIALIZER 0 | |
1106b00e | 72 | # define _CUPS_RWLOCK_INITIALIZER 0 |
c7017ecc MS |
73 | # define _CUPS_THREADKEY_INITIALIZER (void *)0 |
74 | # define _cupsThreadGetData(k) k | |
75 | # define _cupsThreadSetData(k,p) k=p | |
76 | # endif /* HAVE_PTHREAD_H */ | |
77 | ||
78 | ||
79 | /* | |
80 | * Functions... | |
81 | */ | |
82 | ||
1106b00e | 83 | extern void _cupsMutexInit(_cups_mutex_t *mutex); |
c7017ecc MS |
84 | extern void _cupsMutexLock(_cups_mutex_t *mutex); |
85 | extern void _cupsMutexUnlock(_cups_mutex_t *mutex); | |
1106b00e MS |
86 | extern void _cupsRWInit(_cups_rwlock_t *rwlock); |
87 | extern void _cupsRWLockRead(_cups_rwlock_t *rwlock); | |
88 | extern void _cupsRWLockWrite(_cups_rwlock_t *rwlock); | |
89 | extern void _cupsRWUnlock(_cups_rwlock_t *rwlock); | |
c7017ecc MS |
90 | extern int _cupsThreadCreate(_cups_thread_func_t func, void *arg); |
91 | ||
92 | ||
93 | # ifdef __cplusplus | |
94 | } | |
95 | # endif /* __cplusplus */ | |
96 | #endif /* !_CUPS_THREAD_PRIVATE_H_ */ | |
97 | ||
98 | /* | |
99 | * End of "$Id$". | |
100 | */ |