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-rw-r--r--alc/backends/alsa.cpp3
-rw-r--r--alc/backends/coreaudio.cpp1
-rw-r--r--alc/backends/dsound.cpp3
-rw-r--r--alc/backends/jack.cpp11
-rw-r--r--alc/backends/opensl.cpp21
-rw-r--r--alc/backends/oss.cpp1
-rw-r--r--alc/backends/portaudio.cpp1
-rw-r--r--alc/backends/sndio.cpp1
-rw-r--r--alc/backends/wasapi.cpp5
-rw-r--r--alc/backends/winmm.cpp1
-rw-r--r--alc/ringbuffer.cpp4
11 files changed, 8 insertions, 44 deletions
diff --git a/alc/backends/alsa.cpp b/alc/backends/alsa.cpp
index 7c6ce4f9..91415c32 100644
--- a/alc/backends/alsa.cpp
+++ b/alc/backends/alsa.cpp
@@ -981,10 +981,7 @@ void AlsaCapture::open(const ALCchar *name)
hp = nullptr;
if(needring)
- {
mRing = CreateRingBuffer(mDevice->BufferSize, mDevice->frameSizeFromFmt(), false);
- if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
- }
mDevice->DeviceName = name;
return;
diff --git a/alc/backends/coreaudio.cpp b/alc/backends/coreaudio.cpp
index 9e1d4e47..5a0e4027 100644
--- a/alc/backends/coreaudio.cpp
+++ b/alc/backends/coreaudio.cpp
@@ -570,7 +570,6 @@ void CoreAudioCapture::open(const ALCchar *name)
mDevice->Frequency, Resampler::FastBSinc24);
mRing = CreateRingBuffer(outputFrameCount, mFrameSize, false);
- if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to allocate ring buffer"};
mDevice->DeviceName = name;
}
diff --git a/alc/backends/dsound.cpp b/alc/backends/dsound.cpp
index 005c9584..b74f2d3e 100644
--- a/alc/backends/dsound.cpp
+++ b/alc/backends/dsound.cpp
@@ -743,10 +743,7 @@ void DSoundCapture::open(const ALCchar *name)
if(SUCCEEDED(hr))
mDSC->CreateCaptureBuffer(&DSCBDescription, &mDSCbuffer, nullptr);
if(SUCCEEDED(hr))
- {
mRing = CreateRingBuffer(mDevice->BufferSize, InputType.Format.nBlockAlign, false);
- if(!mRing) hr = DSERR_OUTOFMEMORY;
- }
if(FAILED(hr))
{
diff --git a/alc/backends/jack.cpp b/alc/backends/jack.cpp
index 2a22ed84..0814ca8d 100644
--- a/alc/backends/jack.cpp
+++ b/alc/backends/jack.cpp
@@ -212,11 +212,7 @@ int JackPlayback::bufferSizeNotify(jack_nframes_t numframes)
mRing = nullptr;
mRing = CreateRingBuffer(bufsize, mDevice->frameSizeFromFmt(), true);
- if(!mRing)
- {
- ERR("Failed to reallocate ringbuffer\n");
- aluHandleDisconnect(mDevice, "Failed to reallocate %u-sample buffer", bufsize);
- }
+
return 0;
}
@@ -407,11 +403,6 @@ bool JackPlayback::reset()
mRing = nullptr;
mRing = CreateRingBuffer(bufsize, mDevice->frameSizeFromFmt(), true);
- if(!mRing)
- {
- ERR("Failed to allocate ringbuffer\n");
- return false;
- }
SetDefaultChannelOrder(mDevice);
diff --git a/alc/backends/opensl.cpp b/alc/backends/opensl.cpp
index 4e68da27..258443f2 100644
--- a/alc/backends/opensl.cpp
+++ b/alc/backends/opensl.cpp
@@ -521,14 +521,7 @@ bool OpenSLPlayback::reset()
if(SL_RESULT_SUCCESS == result)
{
const ALuint num_updates{mDevice->BufferSize / mDevice->UpdateSize};
- try {
- mRing = CreateRingBuffer(num_updates, mFrameSize*mDevice->UpdateSize, true);
- }
- catch(std::exception& e) {
- ERR("Failed allocating ring buffer %ux%ux%u: %s\n", mDevice->UpdateSize,
- num_updates, mFrameSize, e.what());
- result = SL_RESULT_MEMORY_FAILURE;
- }
+ mRing = CreateRingBuffer(num_updates, mFrameSize*mDevice->UpdateSize, true);
}
if(SL_RESULT_SUCCESS != result)
@@ -703,16 +696,10 @@ void OpenSLCapture::open(const ALCchar* name)
mDevice->Frequency/100*5)};
ALuint num_updates{(length+update_len-1) / update_len};
- try {
- mRing = CreateRingBuffer(num_updates, update_len*mFrameSize, false);
+ mRing = CreateRingBuffer(num_updates, update_len*mFrameSize, false);
- mDevice->UpdateSize = update_len;
- mDevice->BufferSize = static_cast<ALuint>(mRing->writeSpace() * update_len);
- }
- catch(std::exception& e) {
- ERR("Failed to allocate ring buffer: %s\n", e.what());
- result = SL_RESULT_MEMORY_FAILURE;
- }
+ mDevice->UpdateSize = update_len;
+ mDevice->BufferSize = static_cast<ALuint>(mRing->writeSpace() * update_len);
}
if(SL_RESULT_SUCCESS == result)
{
diff --git a/alc/backends/oss.cpp b/alc/backends/oss.cpp
index 856aceb0..59cc44e4 100644
--- a/alc/backends/oss.cpp
+++ b/alc/backends/oss.cpp
@@ -612,7 +612,6 @@ void OSScapture::open(const ALCchar *name)
ossFormat};
mRing = CreateRingBuffer(mDevice->BufferSize, frameSize, false);
- if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
mDevice->DeviceName = name;
}
diff --git a/alc/backends/portaudio.cpp b/alc/backends/portaudio.cpp
index 7c60d2bb..f50f1f16 100644
--- a/alc/backends/portaudio.cpp
+++ b/alc/backends/portaudio.cpp
@@ -286,7 +286,6 @@ void PortCapture::open(const ALCchar *name)
ALuint frame_size{mDevice->frameSizeFromFmt()};
mRing = CreateRingBuffer(samples, frame_size, false);
- if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
auto devidopt = ConfigValueInt(nullptr, "port", "capture");
if(devidopt && *devidopt >= 0) mParams.device = *devidopt;
diff --git a/alc/backends/sndio.cpp b/alc/backends/sndio.cpp
index 026ff2b9..7799316f 100644
--- a/alc/backends/sndio.cpp
+++ b/alc/backends/sndio.cpp
@@ -393,7 +393,6 @@ void SndioCapture::open(const ALCchar *name)
mDevice->Frequency, par.sig?'s':'u', par.bits, par.rchan, par.rate};
mRing = CreateRingBuffer(mDevice->BufferSize, par.bps*par.rchan, false);
- if(!mRing) throw al::backend_exception{ALC_OUT_OF_MEMORY, "Failed to allocate ring buffer"};
SetDefaultChannelOrder(mDevice);
diff --git a/alc/backends/wasapi.cpp b/alc/backends/wasapi.cpp
index 2c4fe130..37a547af 100644
--- a/alc/backends/wasapi.cpp
+++ b/alc/backends/wasapi.cpp
@@ -1601,11 +1601,6 @@ HRESULT WasapiCapture::resetProxy()
buffer_len = maxu(mDevice->BufferSize, buffer_len);
mRing = CreateRingBuffer(buffer_len, mDevice->frameSizeFromFmt(), false);
- if(!mRing)
- {
- ERR("Failed to allocate capture ring buffer\n");
- return E_OUTOFMEMORY;
- }
hr = mClient->SetEventHandle(mNotifyEvent);
if(FAILED(hr))
diff --git a/alc/backends/winmm.cpp b/alc/backends/winmm.cpp
index dde74304..c2ccbc05 100644
--- a/alc/backends/winmm.cpp
+++ b/alc/backends/winmm.cpp
@@ -519,7 +519,6 @@ void WinMMCapture::open(const ALCchar *name)
CapturedDataSize = static_cast<ALuint>(maxz(CapturedDataSize, BufferSize*mWaveBuffer.size()));
mRing = CreateRingBuffer(CapturedDataSize, mFormat.nBlockAlign, false);
- if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Could not create ring buffer"};
al_free(mWaveBuffer[0].lpData);
mWaveBuffer[0] = WAVEHDR{};
diff --git a/alc/ringbuffer.cpp b/alc/ringbuffer.cpp
index d61f6129..1f72f4b1 100644
--- a/alc/ringbuffer.cpp
+++ b/alc/ringbuffer.cpp
@@ -25,6 +25,7 @@
#include <algorithm>
#include <climits>
#include <cstdint>
+#include <stdexcept>
#include "almalloc.h"
@@ -45,7 +46,8 @@ RingBufferPtr CreateRingBuffer(size_t sz, size_t elem_sz, int limit_writes)
#endif
}
++power_of_two;
- if(power_of_two < sz) return nullptr;
+ if(power_of_two <= sz || power_of_two > std::numeric_limits<size_t>::max()/elem_sz)
+ throw std::overflow_error{"Ring buffer size overflow"};
const size_t bufbytes{power_of_two * elem_sz};
RingBufferPtr rb{new (FamCount{bufbytes}) RingBuffer{bufbytes}};
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 18:48:18 +0000