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Functions | Variables
helpers.c File Reference
#include "config.h"
#include <stdlib.h>
#include <time.h>
#include <errno.h>
#include <stdarg.h>
#include "alMain.h"
#include <pthread.h>
#include <sched.h>

Go to the source code of this file.

Functions

void * al_calloc (size_t alignment, size_t size)
 
void al_free (void *ptr)
 
void * al_malloc (size_t alignment, size_t size)
 
void al_print (const char *type, const char *func, const char *fmt,...)
 
void DeleteCriticalSection (CRITICAL_SECTION *cs)
 
void EnterCriticalSection (CRITICAL_SECTION *cs)
 
void FillCPUCaps (ALuint capfilter)
 
void InitializeCriticalSection (CRITICAL_SECTION *cs)
 
void InitUIntMap (UIntMap *map, ALsizei limit)
 
ALenum InsertUIntMapEntry (UIntMap *map, ALuint key, ALvoid *value)
 
void LeaveCriticalSection (CRITICAL_SECTION *cs)
 
static void Lock (volatile ALenum *l)
 
ALvoid * LookupUIntMapKey (UIntMap *map, ALuint key)
 
void ReadLock (RWLock *lock)
 
void ReadUnlock (RWLock *lock)
 
ALvoid * RemoveUIntMapKey (UIntMap *map, ALuint key)
 
void ResetUIntMap (UIntMap *map)
 
void RestoreFPUMode (const FPUCtl *ctl)
 
void RWLockInit (RWLock *lock)
 
void SetMixerFPUMode (FPUCtl *ctl)
 
void SetRTPriority (void)
 
void Sleep (ALuint t)
 
ALuint timeGetTime (void)
 
static void Unlock (volatile ALenum *l)
 
void WriteLock (RWLock *lock)
 
void WriteUnlock (RWLock *lock)
 

Variables

ALuint CPUCapFlags = 0
 

Function Documentation

void* al_calloc ( size_t  alignment,
size_t  size 
)

Definition at line 161 of file helpers.c.

References al_malloc(), memset, and ret.

Referenced by alcCaptureOpenDevice(), alcLoopbackOpenDeviceSOFT(), alcOpenDevice(), alGenAuxiliaryEffectSlots(), and alGenSources().

void al_free ( void *  ptr)

Definition at line 168 of file helpers.c.

References free, and NULL.

Referenced by alcCaptureOpenDevice(), alcOpenDevice(), alDeleteAuxiliaryEffectSlots(), alDeleteSources(), alGenAuxiliaryEffectSlots(), alGenSources(), FreeDevice(), ReleaseALAuxiliaryEffectSlots(), and ReleaseALSources().

void* al_malloc ( size_t  alignment,
size_t  size 
)

Definition at line 137 of file helpers.c.

References malloc, NULL, and ret.

Referenced by al_calloc().

void al_print ( const char *  type,
const char *  func,
const char *  fmt,
  ... 
)

Definition at line 450 of file helpers.c.

References i, LogFile, and str.

void DeleteCriticalSection ( CRITICAL_SECTION *  cs)

Definition at line 353 of file helpers.c.

References assert, and ret.

Referenced by alc_deinit_safe(), alcCaptureOpenDevice(), alcOpenDevice(), DestroyRingBuffer(), and FreeDevice().

void EnterCriticalSection ( CRITICAL_SECTION *  cs)

Definition at line 359 of file helpers.c.

References assert, and ret.

Referenced by ALCdevice_LockDefault(), LockLists(), ReadRingBuffer(), RingBufferSize(), and WriteRingBuffer().

void FillCPUCaps ( ALuint  capfilter)

Definition at line 73 of file helpers.c.

References BOOL(), CPU_CAP_NEON, CPU_CAP_SSE, CPUCapFlags, DWORD(), ERR, str, and TRACE.

Referenced by alc_initconfig().

void InitializeCriticalSection ( CRITICAL_SECTION *  cs)

Definition at line 334 of file helpers.c.

References assert, and ret.

Referenced by alc_init(), alcCaptureOpenDevice(), alcLoopbackOpenDeviceSOFT(), alcOpenDevice(), and CreateRingBuffer().

void InitUIntMap ( UIntMap *  map,
ALsizei  limit 
)

Definition at line 546 of file helpers.c.

References UIntMap::array, UIntMap::limit, UIntMap::lock, UIntMap::maxsize, NULL, RWLockInit(), and UIntMap::size.

Referenced by alcCaptureOpenDevice(), alcLoopbackOpenDeviceSOFT(), alcOpenDevice(), and InitContext().

ALenum InsertUIntMapEntry ( UIntMap *  map,
ALuint  key,
ALvoid *  value 
)

Definition at line 565 of file helpers.c.

References AL_NO_ERROR, AL_OUT_OF_MEMORY, UIntMap::array, UIntMap::key, UIntMap::limit, UIntMap::lock, low, UIntMap::maxsize, memmove, NULL, realloc, UIntMap::size, UIntMap::value, WriteLock(), and WriteUnlock().

Referenced by alGenAuxiliaryEffectSlots(), alGenBuffers(), alGenEffects(), alGenFilters(), and alGenSources().

void LeaveCriticalSection ( CRITICAL_SECTION *  cs)

Definition at line 365 of file helpers.c.

References assert, and ret.

Referenced by ALCdevice_UnlockDefault(), ReadRingBuffer(), RingBufferSize(), UnlockLists(), and WriteRingBuffer().

static void Lock ( volatile ALenum *  l)
static

Definition at line 495 of file helpers.c.

References AL_TRUE.

Referenced by DECLARE_INTERFACE_(), ReadLock(), WriteLock(), and SDL_BWin::~SDL_BWin().

ALvoid* LookupUIntMapKey ( UIntMap *  map,
ALuint  key 
)

Definition at line 653 of file helpers.c.

References UIntMap::array, UIntMap::key, UIntMap::lock, low, NULL, ReadLock(), ReadUnlock(), UIntMap::size, and UIntMap::value.

void ReadLock ( RWLock *  lock)

Definition at line 515 of file helpers.c.

References Lock(), RWLock::read_count, RWLock::read_entry_lock, RWLock::read_lock, Unlock(), and RWLock::write_lock.

Referenced by alGetBufferf(), alGetBufferi(), alGetBufferiv(), alGetBufferSamplesSOFT(), alSourceQueueBuffers(), FreeThunkEntry(), LockUIntMapRead(), LookupUIntMapKey(), NewThunkEntry(), and SetSourceiv().

void ReadUnlock ( RWLock *  lock)

Definition at line 525 of file helpers.c.

References RWLock::read_count, Unlock(), and RWLock::write_lock.

Referenced by alGetBufferf(), alGetBufferi(), alGetBufferiv(), alGetBufferSamplesSOFT(), alSourceQueueBuffers(), FreeThunkEntry(), LookupUIntMapKey(), NewThunkEntry(), SetSourceiv(), and UnlockUIntMapRead().

ALvoid* RemoveUIntMapKey ( UIntMap *  map,
ALuint  key 
)

Definition at line 624 of file helpers.c.

References UIntMap::array, UIntMap::key, UIntMap::lock, low, memmove, NULL, UIntMap::size, UIntMap::value, WriteLock(), and WriteUnlock().

void ResetUIntMap ( UIntMap *  map)

Definition at line 555 of file helpers.c.

References UIntMap::array, free, UIntMap::lock, UIntMap::maxsize, NULL, UIntMap::size, WriteLock(), and WriteUnlock().

Referenced by FreeContext(), and FreeDevice().

void RestoreFPUMode ( const FPUCtl *  ctl)

Definition at line 235 of file helpers.c.

References CPU_CAP_SSE, CPUCapFlags, NULL, and FPUCtl::state.

Referenced by alDeferUpdatesSOFT(), aluMixData(), InitializeEffect(), and UpdateDeviceParams().

void RWLockInit ( RWLock *  lock)

Definition at line 506 of file helpers.c.

References AL_FALSE, RWLock::read_count, RWLock::read_entry_lock, RWLock::read_lock, RWLock::write_count, and RWLock::write_lock.

Referenced by alGenBuffers(), InitUIntMap(), and ThunkInit().

void SetMixerFPUMode ( FPUCtl *  ctl)

Definition at line 193 of file helpers.c.

References CPU_CAP_SSE, CPUCapFlags, NULL, and FPUCtl::state.

Referenced by alDeferUpdatesSOFT(), aluMixData(), InitializeEffect(), and UpdateDeviceParams().

void SetRTPriority ( void  )

Definition at line 470 of file helpers.c.

References AL_FALSE, ERR, and RTPrioLevel.

Referenced by ALSANoMMapProc(), ALSAProc(), DSoundPlaybackProc(), MMDevApiProc(), OSSCaptureProc(), OSSProc(), PlaybackThreadProc(), sndio_proc(), and SolarisProc().

void Sleep ( ALuint  t)

Definition at line 406 of file helpers.c.

ALuint timeGetTime ( void  )

Definition at line 376 of file helpers.c.

References assert, NULL, and ret.

Referenced by NullProc(), and WaveProc().

static void Unlock ( volatile ALenum *  l)
static

Definition at line 501 of file helpers.c.

References AL_FALSE.

Referenced by DECLARE_INTERFACE_(), ReadLock(), ReadUnlock(), WriteUnlock(), and SDL_BWin::~SDL_BWin().

void WriteLock ( RWLock *  lock)

Definition at line 531 of file helpers.c.

References Lock(), RWLock::read_lock, RWLock::write_count, and RWLock::write_lock.

Referenced by alBufferiv(), alBufferSubDataSOFT(), alBufferSubSamplesSOFT(), InsertUIntMapEntry(), LoadData(), LockUIntMapWrite(), NewThunkEntry(), RemoveUIntMapKey(), and ResetUIntMap().

void WriteUnlock ( RWLock *  lock)

Definition at line 538 of file helpers.c.

References RWLock::read_lock, Unlock(), RWLock::write_count, and RWLock::write_lock.

Referenced by alBufferiv(), alBufferSubDataSOFT(), alBufferSubSamplesSOFT(), InsertUIntMapEntry(), LoadData(), NewThunkEntry(), RemoveUIntMapKey(), ResetUIntMap(), and UnlockUIntMapWrite().

Variable Documentation

ALuint CPUCapFlags = 0

OpenAL cross platform audio library Copyright (C) 2011 by authors. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details.

You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. Or go to http://www.gnu.org/copyleft/lgpl.html

Definition at line 70 of file helpers.c.

Referenced by alcOpenDevice(), FillCPUCaps(), RestoreFPUMode(), SelectDirectMixer(), SelectHrtfMixer(), SelectSendMixer(), SetMixerFPUMode(), and UpdateDeviceParams().