Update physmeme.hpp

merge-requests/1/head
xerox 5 years ago
parent 089984b0f2
commit 7e20cc18d9

@ -6,45 +6,10 @@
namespace physmeme namespace physmeme
{ {
//--- ranges of physical memory
static std::map<std::uintptr_t, std::size_t> pmem_ranges;
//--- validates the address
static bool is_valid(std::uintptr_t addr)
{
for (auto range : pmem_ranges)
if (addr >= range.first && addr <= range.first + range.second)
return true;
return false;
}
// Author: Remy Lebeau
// taken from here: https://stackoverflow.com/questions/48485364/read-reg-resource-list-memory-values-incorrect-value
static const auto init_ranges = ([&]() -> bool
{
HKEY h_key;
DWORD type, size;
LPBYTE data;
RegOpenKeyEx(HKEY_LOCAL_MACHINE, "HARDWARE\\RESOURCEMAP\\System Resources\\Physical Memory", 0, KEY_READ, &h_key);
RegQueryValueEx(h_key, ".Translated", NULL, &type, NULL, &size); //get size
data = new BYTE[size];
RegQueryValueEx(h_key, ".Translated", NULL, &type, data, &size);
DWORD count = *(DWORD*)(data + 16);
auto pmi = data + 24;
for (int dwIndex = 0; dwIndex < count; dwIndex++)
{
pmem_ranges.emplace(*(uint64_t*)(pmi + 0), *(uint64_t*)(pmi + 8));
pmi += 20;
}
delete[] data;
RegCloseKey(h_key);
return true;
})();
/* /*
please code this function depending on your method of physical read/write. please code this function depending on your method of physical read/write.
*/ */
static std::uintptr_t map_phys( inline std::uintptr_t map_phys(
std::uintptr_t addr, std::uintptr_t addr,
std::size_t size std::size_t size
) )
@ -62,7 +27,7 @@ namespace physmeme
/* /*
please code this function depending on your method of physical read/write. please code this function depending on your method of physical read/write.
*/ */
static bool unmap_phys( inline bool unmap_phys(
std::uintptr_t addr, std::uintptr_t addr,
std::size_t size std::size_t size
) )
@ -76,7 +41,7 @@ namespace physmeme
/* /*
please code this function depending on your method of physical read/write. please code this function depending on your method of physical read/write.
*/ */
static HANDLE load_drv() inline HANDLE load_drv()
{ {
static const auto load_driver_ptr = static const auto load_driver_ptr =
reinterpret_cast<__int64(*)()>( reinterpret_cast<__int64(*)()>(
@ -92,7 +57,7 @@ namespace physmeme
/* /*
please code this function depending on your method of physical read/write. please code this function depending on your method of physical read/write.
*/ */
static bool unload_drv() inline bool unload_drv()
{ {
static const auto unload_driver_ptr = static const auto unload_driver_ptr =
reinterpret_cast<__int64(*)()>( reinterpret_cast<__int64(*)()>(

Loading…
Cancel
Save