Mercurial > trustbridge > nss-cmake-static
comparison nspr/pr/include/prrwlock.h @ 0:1e5118fa0cb1
This is NSS with a Cmake Buildsyste
To compile a static NSS library for Windows we've used the
Chromium-NSS fork and added a Cmake buildsystem to compile
it statically for Windows. See README.chromium for chromium
changes and README.trustbridge for our modifications.
| author | Andre Heinecke <andre.heinecke@intevation.de> |
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| date | Mon, 28 Jul 2014 10:47:06 +0200 |
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| -1:000000000000 | 0:1e5118fa0cb1 |
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 /* | |
| 7 ** File: prrwlock.h | |
| 8 ** Description: API to basic reader-writer lock functions of NSPR. | |
| 9 ** | |
| 10 **/ | |
| 11 | |
| 12 #ifndef prrwlock_h___ | |
| 13 #define prrwlock_h___ | |
| 14 | |
| 15 #include "prtypes.h" | |
| 16 | |
| 17 PR_BEGIN_EXTERN_C | |
| 18 | |
| 19 /* | |
| 20 * PRRWLock -- | |
| 21 * | |
| 22 * The reader writer lock, PRRWLock, is an opaque object to the clients | |
| 23 * of NSPR. All routines operate on a pointer to this opaque entity. | |
| 24 */ | |
| 25 | |
| 26 | |
| 27 typedef struct PRRWLock PRRWLock; | |
| 28 | |
| 29 #define PR_RWLOCK_RANK_NONE 0 | |
| 30 | |
| 31 | |
| 32 /*********************************************************************** | |
| 33 ** FUNCTION: PR_NewRWLock | |
| 34 ** DESCRIPTION: | |
| 35 ** Returns a pointer to a newly created reader-writer lock object. | |
| 36 ** INPUTS: Lock rank | |
| 37 ** Lock name | |
| 38 ** OUTPUTS: void | |
| 39 ** RETURN: PRRWLock* | |
| 40 ** If the lock cannot be created because of resource constraints, NULL | |
| 41 ** is returned. | |
| 42 ** | |
| 43 ***********************************************************************/ | |
| 44 NSPR_API(PRRWLock*) PR_NewRWLock(PRUint32 lock_rank, const char *lock_name); | |
| 45 | |
| 46 /*********************************************************************** | |
| 47 ** FUNCTION: PR_DestroyRWLock | |
| 48 ** DESCRIPTION: | |
| 49 ** Destroys a given RW lock object. | |
| 50 ** INPUTS: PRRWLock *lock - Lock to be freed. | |
| 51 ** OUTPUTS: void | |
| 52 ** RETURN: None | |
| 53 ***********************************************************************/ | |
| 54 NSPR_API(void) PR_DestroyRWLock(PRRWLock *lock); | |
| 55 | |
| 56 /*********************************************************************** | |
| 57 ** FUNCTION: PR_RWLock_Rlock | |
| 58 ** DESCRIPTION: | |
| 59 ** Apply a read lock (non-exclusive) on a RWLock | |
| 60 ** INPUTS: PRRWLock *lock - Lock to be read-locked. | |
| 61 ** OUTPUTS: void | |
| 62 ** RETURN: None | |
| 63 ***********************************************************************/ | |
| 64 NSPR_API(void) PR_RWLock_Rlock(PRRWLock *lock); | |
| 65 | |
| 66 /*********************************************************************** | |
| 67 ** FUNCTION: PR_RWLock_Wlock | |
| 68 ** DESCRIPTION: | |
| 69 ** Apply a write lock (exclusive) on a RWLock | |
| 70 ** INPUTS: PRRWLock *lock - Lock to write-locked. | |
| 71 ** OUTPUTS: void | |
| 72 ** RETURN: None | |
| 73 ***********************************************************************/ | |
| 74 NSPR_API(void) PR_RWLock_Wlock(PRRWLock *lock); | |
| 75 | |
| 76 /*********************************************************************** | |
| 77 ** FUNCTION: PR_RWLock_Unlock | |
| 78 ** DESCRIPTION: | |
| 79 ** Release a RW lock. Unlocking an unlocked lock has undefined results. | |
| 80 ** INPUTS: PRRWLock *lock - Lock to unlocked. | |
| 81 ** OUTPUTS: void | |
| 82 ** RETURN: void | |
| 83 ***********************************************************************/ | |
| 84 NSPR_API(void) PR_RWLock_Unlock(PRRWLock *lock); | |
| 85 | |
| 86 PR_END_EXTERN_C | |
| 87 | |
| 88 #endif /* prrwlock_h___ */ |