Function ExGetBlockTimestamp

src/vm/luavm/lmylib.cpp:2194–2227

}

int32_t ExGetBlockTimestamp(lua_State *L) {
    CLuaVMRunEnv* pLuaVMRunEnv = GetVmRunEnvByContext(L);
    int32_t height = 0;
    if (!GetDataInt(L,height))
        return RetFalse("ExGetBlockTimestamp para err1");

    // only support to get current block time
    if (height != 0) {
        LogPrint(BCLog::LUAVM, "[ERROR]ExGetBlockTimestamp(), the input height=%d must be 0\n", height);
        return 0;
    }

    LUA_BurnFuncCall(L, FUEL_CALL_GetBlockTimestamp, BURN_VER_R2);

    CLuaVMContext &vmContext = pLuaVMRunEnv->GetContext();
    auto featureForkVersion = GetFeatureForkVersion(vmContext.height);

    lua_Integer blockTime = 0;
    if (featureForkVersion >= MAJOR_VER_R2) {
        blockTime = vmContext.block_time;
    }else { //MAJOR_VER_R1
        // compact with old data
        blockTime = vmContext.prev_block_time;
    }

    if (!lua_checkstack(L, sizeof(lua_Integer))) {
        LogPrint(BCLog::LUAVM, "[ERROR]ExGetBlockTimestamp(), lua stack overflow! input_height=%d, curBlockHeight=%d\n",
            height, vmContext.height);
        return 0;
    }

    lua_pushinteger(L, blockTime);
    return 1;
}


int32_t ExLimitedRequire(lua_State *L) {