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Adds a const buffer listener (#742)

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Replaces need for const_cast in SPI and I2C functions
This commit is contained in:
Thad House
2017-11-17 10:01:49 -08:00
committed by Peter Johnson
parent a20474bfc7
commit cd1dbb1e3a
10 changed files with 55 additions and 10 deletions
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27
hal/src/main/native/sim/MockData/NotifyCallbackHelpers.cpp
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@@ -83,3 +83,30 @@ void InvokeCallback(std::shared_ptr<BufferListenerVector> currentVector,
listener.callback(name, listener.param, buffer, count);
}
}
std::shared_ptr<ConstBufferListenerVector> RegisterCallback(
std::shared_ptr<ConstBufferListenerVector> currentVector, const char* name,
HAL_ConstBufferCallback callback, void* param, int32_t* newUid) {
return RegisterCallbackImpl<ConstBufferListenerVector,
HAL_ConstBufferCallback>(currentVector, name,
callback, param, newUid);
}
std::shared_ptr<ConstBufferListenerVector> CancelCallback(
std::shared_ptr<ConstBufferListenerVector> currentVector, int32_t uid) {
return CancelCallbackImpl<ConstBufferListenerVector, HAL_ConstBufferCallback>(
currentVector, uid);
}
void InvokeCallback(std::shared_ptr<ConstBufferListenerVector> currentVector,
const char* name, const uint8_t* buffer, int32_t count) {
// Return if no callbacks are assigned
if (currentVector == nullptr) return;
// Get a copy of the shared_ptr, then iterate and callback listeners
auto newCallbacks = currentVector;
for (size_t i = 0; i < newCallbacks->size(); ++i) {
if (!(*newCallbacks)[i]) continue; // removed
auto listener = (*newCallbacks)[i];
listener.callback(name, listener.param, buffer, count);
}
}