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Hold the source map lock while handling it

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This commit is contained in:
Chris Robinson 2016-05-10 22:49:24 -07:00
parent c026f44a09
commit 906a4bb22d
4 changed files with 128 additions and 2 deletions
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13
OpenAL32/Include/alSource.h
View File

@ -138,10 +138,19 @@ typedef struct ALsource {
ALuint id;
} ALsource;
inline void LockSourcesRead(ALCcontext *context)
{ LockUIntMapRead(&context->SourceMap); }
inline void UnlockSourcesRead(ALCcontext *context)
{ UnlockUIntMapRead(&context->SourceMap); }
inline void LockSourcesWrite(ALCcontext *context)
{ LockUIntMapWrite(&context->SourceMap); }
inline void UnlockSourcesWrite(ALCcontext *context)
{ UnlockUIntMapWrite(&context->SourceMap); }
inline struct ALsource *LookupSource(ALCcontext *context, ALuint id)
{ return (struct ALsource*)LookupUIntMapKey(&context->SourceMap, id); }
{ return (struct ALsource*)LookupUIntMapKeyNoLock(&context->SourceMap, id); }
inline struct ALsource *RemoveSource(ALCcontext *context, ALuint id)
{ return (struct ALsource*)RemoveUIntMapKey(&context->SourceMap, id); }
{ return (struct ALsource*)RemoveUIntMapKeyNoLock(&context->SourceMap, id); }
ALvoid SetSourceState(ALsource *Source, ALCcontext *Context, ALenum state);
ALboolean ApplyOffset(ALsource *Source);

68
OpenAL32/alSource.c
View File

@ -40,6 +40,10 @@
#include "almalloc.h"
extern inline void LockSourcesRead(ALCcontext *context);
extern inline void UnlockSourcesRead(ALCcontext *context);
extern inline void LockSourcesWrite(ALCcontext *context);
extern inline void UnlockSourcesWrite(ALCcontext *context);
extern inline struct ALsource *LookupSource(ALCcontext *context, ALuint id);
extern inline struct ALsource *RemoveSource(ALCcontext *context, ALuint id);
@ -1509,6 +1513,7 @@ AL_API ALvoid AL_APIENTRY alDeleteSources(ALsizei n, const ALuint *sources)
context = GetContextRef();
if(!context) return;
LockSourcesWrite(context);
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
@ -1560,6 +1565,7 @@ AL_API ALvoid AL_APIENTRY alDeleteSources(ALsizei n, const ALuint *sources)
}
done:
UnlockSourcesWrite(context);
ALCcontext_DecRef(context);
}
@ -1572,7 +1578,9 @@ AL_API ALboolean AL_APIENTRY alIsSource(ALuint source)
context = GetContextRef();
if(!context) return AL_FALSE;
LockSourcesRead(context);
ret = (LookupSource(context, source) ? AL_TRUE : AL_FALSE);
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
@ -1588,12 +1596,14 @@ AL_API ALvoid AL_APIENTRY alSourcef(ALuint source, ALenum param, ALfloat value)
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(FloatValsByProp(param) == 1))
alSetError(Context, AL_INVALID_ENUM);
else
SetSourcefv(Source, Context, param, &value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1606,6 +1616,7 @@ AL_API ALvoid AL_APIENTRY alSource3f(ALuint source, ALenum param, ALfloat value1
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(FloatValsByProp(param) == 3))
@ -1615,6 +1626,7 @@ AL_API ALvoid AL_APIENTRY alSource3f(ALuint source, ALenum param, ALfloat value1
ALfloat fvals[3] = { value1, value2, value3 };
SetSourcefv(Source, Context, param, fvals);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1627,6 +1639,7 @@ AL_API ALvoid AL_APIENTRY alSourcefv(ALuint source, ALenum param, const ALfloat
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1635,6 +1648,7 @@ AL_API ALvoid AL_APIENTRY alSourcefv(ALuint source, ALenum param, const ALfloat
alSetError(Context, AL_INVALID_ENUM);
else
SetSourcefv(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1648,6 +1662,7 @@ AL_API ALvoid AL_APIENTRY alSourcedSOFT(ALuint source, ALenum param, ALdouble va
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(DoubleValsByProp(param) == 1))
@ -1657,6 +1672,7 @@ AL_API ALvoid AL_APIENTRY alSourcedSOFT(ALuint source, ALenum param, ALdouble va
ALfloat fval = (ALfloat)value;
SetSourcefv(Source, Context, param, &fval);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1669,6 +1685,7 @@ AL_API ALvoid AL_APIENTRY alSource3dSOFT(ALuint source, ALenum param, ALdouble v
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(DoubleValsByProp(param) == 3))
@ -1678,6 +1695,7 @@ AL_API ALvoid AL_APIENTRY alSource3dSOFT(ALuint source, ALenum param, ALdouble v
ALfloat fvals[3] = { (ALfloat)value1, (ALfloat)value2, (ALfloat)value3 };
SetSourcefv(Source, Context, param, fvals);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1691,6 +1709,7 @@ AL_API ALvoid AL_APIENTRY alSourcedvSOFT(ALuint source, ALenum param, const ALdo
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1706,6 +1725,7 @@ AL_API ALvoid AL_APIENTRY alSourcedvSOFT(ALuint source, ALenum param, const ALdo
fvals[i] = (ALfloat)values[i];
SetSourcefv(Source, Context, param, fvals);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1719,12 +1739,14 @@ AL_API ALvoid AL_APIENTRY alSourcei(ALuint source, ALenum param, ALint value)
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(IntValsByProp(param) == 1))
alSetError(Context, AL_INVALID_ENUM);
else
SetSourceiv(Source, Context, param, &value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1737,6 +1759,7 @@ AL_API void AL_APIENTRY alSource3i(ALuint source, ALenum param, ALint value1, AL
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(IntValsByProp(param) == 3))
@ -1746,6 +1769,7 @@ AL_API void AL_APIENTRY alSource3i(ALuint source, ALenum param, ALint value1, AL
ALint ivals[3] = { value1, value2, value3 };
SetSourceiv(Source, Context, param, ivals);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1758,6 +1782,7 @@ AL_API void AL_APIENTRY alSourceiv(ALuint source, ALenum param, const ALint *val
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1766,6 +1791,7 @@ AL_API void AL_APIENTRY alSourceiv(ALuint source, ALenum param, const ALint *val
alSetError(Context, AL_INVALID_ENUM);
else
SetSourceiv(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1779,12 +1805,14 @@ AL_API ALvoid AL_APIENTRY alSourcei64SOFT(ALuint source, ALenum param, ALint64SO
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(Int64ValsByProp(param) == 1))
alSetError(Context, AL_INVALID_ENUM);
else
SetSourcei64v(Source, Context, param, &value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1797,6 +1825,7 @@ AL_API void AL_APIENTRY alSource3i64SOFT(ALuint source, ALenum param, ALint64SOF
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(Int64ValsByProp(param) == 3))
@ -1806,6 +1835,7 @@ AL_API void AL_APIENTRY alSource3i64SOFT(ALuint source, ALenum param, ALint64SOF
ALint64SOFT i64vals[3] = { value1, value2, value3 };
SetSourcei64v(Source, Context, param, i64vals);
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1818,6 +1848,7 @@ AL_API void AL_APIENTRY alSourcei64vSOFT(ALuint source, ALenum param, const ALin
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1826,6 +1857,7 @@ AL_API void AL_APIENTRY alSourcei64vSOFT(ALuint source, ALenum param, const ALin
alSetError(Context, AL_INVALID_ENUM);
else
SetSourcei64v(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1839,6 +1871,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat *val
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!value)
@ -1851,6 +1884,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat *val
if(GetSourcedv(Source, Context, param, &dval))
*value = (ALfloat)dval;
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1864,6 +1898,7 @@ AL_API ALvoid AL_APIENTRY alGetSource3f(ALuint source, ALenum param, ALfloat *va
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(value1 && value2 && value3))
@ -1880,6 +1915,7 @@ AL_API ALvoid AL_APIENTRY alGetSource3f(ALuint source, ALenum param, ALfloat *va
*value3 = (ALfloat)dvals[2];
}
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1894,6 +1930,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat *va
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1910,6 +1947,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat *va
values[i] = (ALfloat)dvals[i];
}
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1923,6 +1961,7 @@ AL_API void AL_APIENTRY alGetSourcedSOFT(ALuint source, ALenum param, ALdouble *
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!value)
@ -1931,6 +1970,7 @@ AL_API void AL_APIENTRY alGetSourcedSOFT(ALuint source, ALenum param, ALdouble *
alSetError(Context, AL_INVALID_ENUM);
else
GetSourcedv(Source, Context, param, value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1943,6 +1983,7 @@ AL_API void AL_APIENTRY alGetSource3dSOFT(ALuint source, ALenum param, ALdouble
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(value1 && value2 && value3))
@ -1959,6 +2000,7 @@ AL_API void AL_APIENTRY alGetSource3dSOFT(ALuint source, ALenum param, ALdouble
*value3 = dvals[2];
}
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1971,6 +2013,7 @@ AL_API void AL_APIENTRY alGetSourcedvSOFT(ALuint source, ALenum param, ALdouble
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -1979,6 +2022,7 @@ AL_API void AL_APIENTRY alGetSourcedvSOFT(ALuint source, ALenum param, ALdouble
alSetError(Context, AL_INVALID_ENUM);
else
GetSourcedv(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -1992,6 +2036,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcei(ALuint source, ALenum param, ALint *value
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!value)
@ -2000,6 +2045,7 @@ AL_API ALvoid AL_APIENTRY alGetSourcei(ALuint source, ALenum param, ALint *value
alSetError(Context, AL_INVALID_ENUM);
else
GetSourceiv(Source, Context, param, value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2013,6 +2059,7 @@ AL_API void AL_APIENTRY alGetSource3i(ALuint source, ALenum param, ALint *value1
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(value1 && value2 && value3))
@ -2029,6 +2076,7 @@ AL_API void AL_APIENTRY alGetSource3i(ALuint source, ALenum param, ALint *value1
*value3 = ivals[2];
}
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2042,6 +2090,7 @@ AL_API void AL_APIENTRY alGetSourceiv(ALuint source, ALenum param, ALint *values
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -2050,6 +2099,7 @@ AL_API void AL_APIENTRY alGetSourceiv(ALuint source, ALenum param, ALint *values
alSetError(Context, AL_INVALID_ENUM);
else
GetSourceiv(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2063,6 +2113,7 @@ AL_API void AL_APIENTRY alGetSourcei64SOFT(ALuint source, ALenum param, ALint64S
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!value)
@ -2071,6 +2122,7 @@ AL_API void AL_APIENTRY alGetSourcei64SOFT(ALuint source, ALenum param, ALint64S
alSetError(Context, AL_INVALID_ENUM);
else
GetSourcei64v(Source, Context, param, value);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2083,6 +2135,7 @@ AL_API void AL_APIENTRY alGetSource3i64SOFT(ALuint source, ALenum param, ALint64
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!(value1 && value2 && value3))
@ -2099,6 +2152,7 @@ AL_API void AL_APIENTRY alGetSource3i64SOFT(ALuint source, ALenum param, ALint64
*value3 = i64vals[2];
}
}
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2111,6 +2165,7 @@ AL_API void AL_APIENTRY alGetSourcei64vSOFT(ALuint source, ALenum param, ALint64
Context = GetContextRef();
if(!Context) return;
LockSourcesRead(Context);
if((Source=LookupSource(Context, source)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else if(!values)
@ -2119,6 +2174,7 @@ AL_API void AL_APIENTRY alGetSourcei64vSOFT(ALuint source, ALenum param, ALint64
alSetError(Context, AL_INVALID_ENUM);
else
GetSourcei64v(Source, Context, param, values);
UnlockSourcesRead(Context);
ALCcontext_DecRef(Context);
}
@ -2137,6 +2193,7 @@ AL_API ALvoid AL_APIENTRY alSourcePlayv(ALsizei n, const ALuint *sources)
context = GetContextRef();
if(!context) return;
LockSourcesRead(context);
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
for(i = 0;i < n;i++)
@ -2174,6 +2231,7 @@ AL_API ALvoid AL_APIENTRY alSourcePlayv(ALsizei n, const ALuint *sources)
UnlockContext(context);
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}
@ -2190,6 +2248,7 @@ AL_API ALvoid AL_APIENTRY alSourcePausev(ALsizei n, const ALuint *sources)
context = GetContextRef();
if(!context) return;
LockSourcesRead(context);
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
for(i = 0;i < n;i++)
@ -2208,6 +2267,7 @@ AL_API ALvoid AL_APIENTRY alSourcePausev(ALsizei n, const ALuint *sources)
UnlockContext(context);
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}
@ -2224,6 +2284,7 @@ AL_API ALvoid AL_APIENTRY alSourceStopv(ALsizei n, const ALuint *sources)
context = GetContextRef();
if(!context) return;
LockSourcesRead(context);
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
for(i = 0;i < n;i++)
@ -2242,6 +2303,7 @@ AL_API ALvoid AL_APIENTRY alSourceStopv(ALsizei n, const ALuint *sources)
UnlockContext(context);
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}
@ -2258,6 +2320,7 @@ AL_API ALvoid AL_APIENTRY alSourceRewindv(ALsizei n, const ALuint *sources)
context = GetContextRef();
if(!context) return;
LockSourcesRead(context);
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
for(i = 0;i < n;i++)
@ -2276,6 +2339,7 @@ AL_API ALvoid AL_APIENTRY alSourceRewindv(ALsizei n, const ALuint *sources)
UnlockContext(context);
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}
@ -2298,6 +2362,7 @@ AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint src, ALsizei nb, const ALu
device = context->Device;
LockSourcesRead(context);
if(!(nb >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
if((source=LookupSource(context, src)) == NULL)
@ -2413,6 +2478,7 @@ AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint src, ALsizei nb, const ALu
WriteUnlock(&source->queue_lock);
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}
@ -2431,6 +2497,7 @@ AL_API ALvoid AL_APIENTRY alSourceUnqueueBuffers(ALuint src, ALsizei nb, ALuint
context = GetContextRef();
if(!context) return;
LockSourcesRead(context);
if(!(nb >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
@ -2494,6 +2561,7 @@ AL_API ALvoid AL_APIENTRY alSourceUnqueueBuffers(ALuint src, ALsizei nb, ALuint
}
done:
UnlockSourcesRead(context);
ALCcontext_DecRef(context);
}

47
common/uintmap.c
View File

@ -120,6 +120,33 @@ ALvoid *RemoveUIntMapKey(UIntMap *map, ALuint key)
return ptr;
}
ALvoid *RemoveUIntMapKeyNoLock(UIntMap *map, ALuint key)
{
if(map->size > 0)
{
ALsizei low = 0;
ALsizei high = map->size - 1;
while(low < high)
{
ALsizei mid = low + (high-low)/2;
if(map->array[mid].key < key)
low = mid + 1;
else
high = mid;
}
if(map->array[low].key == key)
{
ALvoid *ptr = map->array[low].value;
if(low < map->size-1)
memmove(&map->array[low], &map->array[low+1],
(map->size-1-low)*sizeof(map->array[0]));
map->size--;
return ptr;
}
}
return NULL;
}
ALvoid *LookupUIntMapKey(UIntMap *map, ALuint key)
{
ALvoid *ptr = NULL;
@ -142,3 +169,23 @@ ALvoid *LookupUIntMapKey(UIntMap *map, ALuint key)
ReadUnlock(&map->lock);
return ptr;
}
ALvoid *LookupUIntMapKeyNoLock(UIntMap *map, ALuint key)
{
if(map->size > 0)
{
ALsizei low = 0;
ALsizei high = map->size - 1;
while(low < high)
{
ALsizei mid = low + (high-low)/2;
if(map->array[mid].key < key)
low = mid + 1;
else
high = mid;
}
if(map->array[low].key == key)
return map->array[low].value;
}
return NULL;
}

2
include/uintmap.h
View File

@ -25,7 +25,9 @@ void InitUIntMap(UIntMap *map, ALsizei limit);
void ResetUIntMap(UIntMap *map);
ALenum InsertUIntMapEntry(UIntMap *map, ALuint key, ALvoid *value);
ALvoid *RemoveUIntMapKey(UIntMap *map, ALuint key);
ALvoid *RemoveUIntMapKeyNoLock(UIntMap *map, ALuint key);
ALvoid *LookupUIntMapKey(UIntMap *map, ALuint key);
ALvoid *LookupUIntMapKeyNoLock(UIntMap *map, ALuint key);
inline void LockUIntMapRead(UIntMap *map)
{ ReadLock(&map->lock); }