1 #pragma once 2 3 #include "comm_module.hpp" 4 5 #include <sdbusplus/bus/match.hpp> 6 7 #include <cstddef> 8 #include <vector> 9 10 namespace command 11 { 12 13 constexpr size_t BMC_GUID_LEN = 16; 14 15 using Guid = std::array<uint8_t, BMC_GUID_LEN>; 16 17 /** 18 * @brief Get System GUID 19 * 20 * @return If UUID is successfully read from the Chassis DBUS object, then the 21 * GUID is returned, else a canned GUID is returned 22 */ 23 const Guid& getSystemGUID(); 24 25 /** 26 * @brief Register the callback to update the cache when the GUID changes 27 */ 28 void registerGUIDChangeCallback(); 29 30 } // namespace command 31