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Add initial Linux support.

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This commit is contained in:
Esdras Tarsis 2023-06-22 22:48:55 -03:00
parent 8acfc3d557
commit 1e57195ded
7 changed files with 130 additions and 48 deletions
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43
src/Core/Memory.cpp
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@ -1,5 +1,11 @@
#include "../Core/PS4/Loader/Elf.h"
#include <windows.h>
#ifdef _WIN64
#include <windows.h>
#else
#include <sys/mman.h>
#endif
#include "../Util/Log.h"
namespace Memory
@ -9,18 +15,31 @@ namespace Memory
u64 memory_alloc(u64 address, u64 size)
{
//TODO it supports only execute_read_write mode
auto ptr = reinterpret_cast<uintptr_t>(VirtualAlloc(reinterpret_cast<LPVOID>(static_cast<uintptr_t>(address)),
size,
static_cast<DWORD>(MEM_COMMIT) | static_cast<DWORD>(MEM_RESERVE),
PAGE_EXECUTE_READWRITE));
#ifdef _WIN64
auto ptr = reinterpret_cast<uintptr_t>(VirtualAlloc(reinterpret_cast<LPVOID>(static_cast<uintptr_t>(address)),
size,
static_cast<DWORD>(MEM_COMMIT) | static_cast<DWORD>(MEM_RESERVE),
PAGE_EXECUTE_READWRITE));
if (ptr == 0)
{
auto err = static_cast<u32>(GetLastError());
LOG_ERROR_IF(true,"VirtualAlloc() failed: 0x{:X}\n", err);
}
if (ptr == 0)
{
auto err = static_cast<u32>(GetLastError());
LOG_ERROR_IF(true, "VirtualAlloc() failed: 0x{:X}\n", err);
}
#else
auto ptr = reinterpret_cast<uintptr_t>(mmap(reinterpret_cast<void *>(static_cast<uintptr_t>(address)),
size,
PROT_EXEC | PROT_READ | PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE,
-1,
0));
if (ptr == reinterpret_cast<uintptr_t>MAP_FAILED)
{
LOG_ERROR_IF(true, "mmap() failed: {}\n", std::strerror(errno));
}
#endif
return ptr;
}
}
}
}