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Pa_ASIO_QueryDeviceInfo bug correction, memory allocation checking, better error handling

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stephane 2002-04-30 12:33:04 +00:00
commit 09a767d44c
1 changed files with 23 additions and 14 deletions
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37
pa_asio/pa_asio.cpp
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@ -56,6 +56,7 @@
09-04-02 Correct error code management in PaHost_Term, removes various compiler warning : Stephane Letz
12-04-02 Add Mac includes for <Devices.h> and <Timer.h> : Phil Burk
13-04-02 Removes another compiler warning : Stephane Letz
30-04-02 Pa_ASIO_QueryDeviceInfo bug correction, memory allocation checking, better error handling : D Viens, P Burk, S Letz
TO DO :
@ -432,9 +433,13 @@ static PaError Pa_ASIO_QueryDeviceInfo( internalPortAudioDevice * ipad )
int i;
int numDrivers;
ASIOError asioError;
/* Allocate names */
for (i = 0 ; i < PA_MAX_DEVICE_INFO ; i++) names[i] = (char*)PaHost_AllocateFastMemory(32);
/* Allocate names */
for (i = 0 ; i < PA_MAX_DEVICE_INFO ; i++) {
names[i] = (char*)PaHost_AllocateFastMemory(32);
/* check memory */
if(!names[i]) return paInsufficientMemory;
}
/* MUST BE CHECKED : to force fragments loading on Mac */
Pa_ASIO_loadAsioDriver("dummy");
@ -473,9 +478,8 @@ static PaError Pa_ASIO_QueryDeviceInfo( internalPortAudioDevice * ipad )
}
else
{
/* Gets the name */
dev = &(ipad[driver].pad_Info);
/* Gets the name */
dev = &(ipad[sNumDevices].pad_Info);
dev->name = names[driver];
names[driver] = 0;
@ -487,7 +491,12 @@ static PaError Pa_ASIO_QueryDeviceInfo( internalPortAudioDevice * ipad )
DBUG(("PaASIO_QueryDeviceInfo: OutputChannels = %d\n", OutputChannels ));
/* Make room in case device supports all rates. */
sampleRates = (double*)PaHost_AllocateFastMemory( MAX_NUMSAMPLINGRATES * sizeof(double));
sampleRates = (double*)PaHost_AllocateFastMemory(MAX_NUMSAMPLINGRATES * sizeof(double));
/* check memory */
if (!sampleRates) {
ASIOExit();
return paInsufficientMemory;
}
dev->sampleRates = sampleRates;
dev->numSampleRates = 0;
@ -495,7 +504,7 @@ static PaError Pa_ASIO_QueryDeviceInfo( internalPortAudioDevice * ipad )
for (int index = 0; index < MAX_NUMSAMPLINGRATES; index++) {
if (ASIOCanSampleRate(possibleSampleRates[index]) != ASE_NoClock) {
DBUG(("PortAudio : possible sample rate = %d\n", (long)possibleSampleRates[index]));
dev->numSampleRates+=1;
dev->numSampleRates += 1;
*sampleRates = possibleSampleRates[index];
sampleRates++;
}
@ -509,9 +518,7 @@ static PaError Pa_ASIO_QueryDeviceInfo( internalPortAudioDevice * ipad )
dev->nativeSampleFormats = Pa_ASIO_Convert_SampleFormat(channelInfos.type);
/* unload the driver */
ASIODisposeBuffers();
ASIOExit();
sNumDevices++;
}
}
@ -2560,8 +2567,9 @@ error:
/***********************************************************************/
PaError PaHost_Init( void )
{
/* Have we already initialized the device info? */
return (Pa_CountDevices() < 0 ) ? paHostError : paNoError;
/* Have we already initialized the device info? */
PaError err = (PaError) Pa_CountDevices();
return ( err < 0 ) ? err : paNoError;
}
/***********************************************************************/
@ -2578,10 +2586,11 @@ PaError PaHost_Term( void )
for( i=0; i<sNumDevices; i++ ){
dev = &sDevices[i].pad_Info;
rates = (double *) dev->sampleRates;
if((rates != NULL)) PaHost_FreeFastMemory(rates, MAX_NUMSAMPLINGRATES * sizeof(double));
if ((rates != NULL)) PaHost_FreeFastMemory(rates, MAX_NUMSAMPLINGRATES * sizeof(double));
dev->sampleRates = NULL;
if(dev->name != NULL) PaHost_FreeFastMemory((void *) dev->name, 32);
if(dev->name != NULL) PaHost_FreeFastMemory((void *) dev->name, 32);
dev->name = NULL;
}
sNumDevices = 0;