audio: Enable more compile time checks in the default impl
Enable "-Wall, Wextra, Werror, Wthread-safety",
fix discovered issues.
Bug: 205884982
Test: m
Change-Id: I0a8d3095dd24dbb3bc7cf6569c1f71945cd55168
diff --git a/audio/aidl/default/Android.bp b/audio/aidl/default/Android.bp
index c9edae0..31ed044 100644
--- a/audio/aidl/default/Android.bp
+++ b/audio/aidl/default/Android.bp
@@ -92,6 +92,12 @@
"audio_policy_configuration_aidl_default",
"audio_policy_engine_configuration_aidl_default",
],
+ cflags: [
+ "-Wall",
+ "-Wextra",
+ "-Werror",
+ "-Wthread-safety",
+ ],
}
cc_binary {
diff --git a/audio/aidl/default/Module.cpp b/audio/aidl/default/Module.cpp
index 6b417a4..6885a49 100644
--- a/audio/aidl/default/Module.cpp
+++ b/audio/aidl/default/Module.cpp
@@ -187,7 +187,7 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
LOG(DEBUG) << __func__ << ": frame size " << frameSize << " bytes";
- if (frameSize > kMaximumStreamBufferSizeBytes / in_bufferSizeFrames) {
+ if (frameSize > static_cast<size_t>(kMaximumStreamBufferSizeBytes / in_bufferSizeFrames)) {
LOG(ERROR) << __func__ << ": buffer size " << in_bufferSizeFrames
<< " frames is too large, maximum size is "
<< kMaximumStreamBufferSizeBytes / frameSize;
@@ -281,7 +281,7 @@
<< " does not correspond to a mix port";
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
- const int32_t maxOpenStreamCount = portIt->ext.get<AudioPortExt::Tag::mix>().maxOpenStreamCount;
+ const size_t maxOpenStreamCount = portIt->ext.get<AudioPortExt::Tag::mix>().maxOpenStreamCount;
if (maxOpenStreamCount != 0 && mStreams.count(portId) >= maxOpenStreamCount) {
LOG(ERROR) << __func__ << ": port id " << portId
<< " has already reached maximum allowed opened stream count: "
diff --git a/audio/aidl/default/usb/StreamUsb.cpp b/audio/aidl/default/usb/StreamUsb.cpp
index 5d1d7fe..9ac1cc9 100644
--- a/audio/aidl/default/usb/StreamUsb.cpp
+++ b/audio/aidl/default/usb/StreamUsb.cpp
@@ -106,10 +106,13 @@
::android::status_t DriverUsb::transfer(void* buffer, size_t frameCount, size_t* actualFrameCount,
int32_t* latencyMs) {
- if (!mConfig.has_value() || mConnectedDevices.empty()) {
- LOG(ERROR) << __func__ << ": failed, has config: " << mConfig.has_value()
- << ", has connected devices: " << mConnectedDevices.empty();
- return ::android::NO_INIT;
+ {
+ std::lock_guard guard(mLock);
+ if (!mConfig.has_value() || mConnectedDevices.empty()) {
+ LOG(ERROR) << __func__ << ": failed, has config: " << mConfig.has_value()
+ << ", has connected devices: " << mConnectedDevices.empty();
+ return ::android::NO_INIT;
+ }
}
if (mIsStandby) {
if (::android::status_t status = exitStandby(); status != ::android::OK) {
diff --git a/audio/aidl/default/usb/UsbAlsaMixerControl.cpp b/audio/aidl/default/usb/UsbAlsaMixerControl.cpp
index b5337d1..6c0c24b 100644
--- a/audio/aidl/default/usb/UsbAlsaMixerControl.cpp
+++ b/audio/aidl/default/usb/UsbAlsaMixerControl.cpp
@@ -99,16 +99,6 @@
return minValue + std::ceil((maxValue - minValue) * fValue);
}
-float volumeIntegerToFloat(int iValue, int maxValue, int minValue) {
- if (iValue > maxValue) {
- return 1.0f;
- }
- if (iValue < minValue) {
- return 0.0f;
- }
- return static_cast<float>(iValue - minValue) / (maxValue - minValue);
-}
-
} // namespace
ndk::ScopedAStatus AlsaMixer::setMasterMute(bool muted) {
@@ -146,11 +136,14 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
const int numValues = it->second->getNumValues();
+ if (numValues < 0) {
+ LOG(FATAL) << __func__ << ": negative number of values: " << numValues;
+ }
const int maxValue = it->second->getMaxValue();
const int minValue = it->second->getMinValue();
std::vector<int> values;
size_t i = 0;
- for (; i < numValues && i < values.size(); ++i) {
+ for (; i < static_cast<size_t>(numValues) && i < values.size(); ++i) {
values.emplace_back(volumeFloatToInteger(volumes[i], maxValue, minValue));
}
if (int err = it->second->setArray(values.data(), values.size()); err != 0) {