Memory: Implemented InjectIntoMemory and ExtractFromMemory

This commit is contained in:
MerryMage 2016-01-25 22:13:31 +00:00
parent 444cf8b1ae
commit 3a01bf1e61

View File

@ -130,6 +130,38 @@ void WriteBlock(VAddr addr, const u8* data, size_t size);
u8* GetPointer(VAddr virtual_address);
/**
* Extracts a POD type from memory. Returns false if address is invalid.
*/
template <typename T>
bool ExtractFromMemory(VAddr address, T& object) {
static_assert(std::is_standard_layout<T>::value, "Type must have standard layout");
const u8* memory = GetPointer(address);
if (!memory) {
return false;
}
std::memcpy(&object, memory, sizeof(T));
return true;
}
/**
* Injects a POD type into memory. Returns false if address is invalid.
*/
template <typename T>
bool InjectIntoMemory(VAddr address, const T& object) {
static_assert(std::is_standard_layout<T>::value, "Type must have standard layout");
u8* memory = GetPointer(address);
if (!memory) {
return false;
}
std::memcpy(memory, &object, sizeof(T));
return true;
}
/**
* Converts a virtual address inside a region with 1:1 mapping to physical memory to a physical
* address. This should be used by services to translate addresses for use by the hardware.