lsnes/lua/hostmemory.cpp

26 lines
779 B
C++

#include "lua-int.hpp"
#include "moviedata.hpp"
namespace
{
function_ptr_luafun hm_read("hostmemory.read", [](lua_State* LS, const std::string& fname) -> int {
size_t address = get_numeric_argument<size_t>(LS, 1, fname.c_str());
auto& h = get_host_memory();
if(address >= h.size()) {
lua_pushboolean(LS, 0);
return 1;
}
lua_pushnumber(LS, static_cast<uint8_t>(h[address]));
return 1;
});
function_ptr_luafun hm_write("hostmemory.write", [](lua_State* LS, const std::string& fname) -> int {
size_t address = get_numeric_argument<size_t>(LS, 1, fname.c_str());
uint8_t value = get_numeric_argument<uint8_t>(LS, 2, fname.c_str());
auto& h = get_host_memory();
if(address >= h.size())
h.resize(address + 1);
h[address] = value;
return 0;
});
}