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Avoid unnecessarily initializing disassembler

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wheremyfoodat 2024-04-29 01:08:04 +03:00
parent 5161ef8ff3
commit f77c9720a6
2 changed files with 6 additions and 1 deletions
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1
include/capstone.hpp
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@ -14,6 +14,7 @@ namespace Common {
bool initialized = false; bool initialized = false;
public: public:
bool isInitialized() { return initialized; }
void init(cs_arch arch, cs_mode mode) { initialized = (cs_open(arch, mode, &handle) == CS_ERR_OK); } void init(cs_arch arch, cs_mode mode) { initialized = (cs_open(arch, mode, &handle) == CS_ERR_OK); }
CapstoneDisassembler() {} CapstoneDisassembler() {}

6
src/lua.cpp
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@ -209,7 +209,11 @@ static int getButtonThunk(lua_State* L) {
} }
static int disassembleARMThunk(lua_State* L) { static int disassembleARMThunk(lua_State* L) {
static Common::CapstoneDisassembler disassembler(CS_ARCH_ARM, CS_MODE_ARM); static Common::CapstoneDisassembler disassembler;
// We want the disassembler to only be fully initialized when this function is first used
if (!disassembler.isInitialized()) {
disassembler.init(CS_ARCH_ARM, CS_MODE_ARM);
}
const u32 pc = u32(lua_tonumber(L, 1)); const u32 pc = u32(lua_tonumber(L, 1));
const u32 instruction = u32(lua_tonumber(L, 2)); const u32 instruction = u32(lua_tonumber(L, 2));