dmnt-cheat: *properly* update frozen address values on write

This commit is contained in:
Michael Scire 2019-03-05 11:56:17 -08:00
parent 18e4d80073
commit a3d44e37b5

View File

@ -108,9 +108,18 @@ Result DmntCheatManager::WriteCheatProcessMemoryForVm(u64 proc_addr, const void
/* We might have a frozen address. Update it if we do! */
if (R_SUCCEEDED(rc)) {
auto it = g_frozen_addresses_map.find(proc_addr);
if (it != g_frozen_addresses_map.end()) {
memcpy(&it->second.value, data, size < sizeof(it->second.value) ? size : sizeof(it->second.value));
for (auto & [address, value] : g_frozen_addresses_map) {
/* Map is in order, so break here. */
if (address >= proc_addr + size) {
break;
}
/* Check if we need to write. */
if (proc_addr <= address) {
const size_t offset = (address - proc_addr);
const size_t size_to_copy = size - offset;
memcpy(&value.value, (void *)((uintptr_t)data + offset), size_to_copy < sizeof(value.value) ? size_to_copy : sizeof(value.value));
}
}
}