De-duplicate Steam network function list
Instead of having three separate copies of the function list, use macro magic to make it so there is only one list that we use in three different cases.
This commit is contained in:
Misa
parent
135ff36409
commit
9d1659c3a4
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@ -24,56 +24,44 @@
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#error STEAM_LIBRARY: Unrecognized platform!
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#endif
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/* Function Pointer Types */
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typedef uint8_t (*SteamAPI_InitFunc)(void);
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typedef void (*SteamAPI_ShutdownFunc)(void);
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typedef void (*SteamAPI_RunCallbacksFunc)(void);
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typedef intptr_t (*SteamInternal_CreateInterfaceFunc)(const char*);
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typedef int32_t (*SteamAPI_GetHSteamUserFunc)(void);
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typedef int32_t (*SteamAPI_GetHSteamPipeFunc)(void);
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typedef intptr_t (*SteamAPI_ISteamClient_GetISteamUserStatsFunc)(
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intptr_t,
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int32_t,
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int32_t,
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const char*
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);
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typedef uint8_t (*SteamAPI_ISteamUserStats_RequestCurrentStatsFunc)(intptr_t);
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typedef uint8_t (*SteamAPI_ISteamUserStats_StoreStatsFunc)(intptr_t);
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typedef uint8_t (*SteamAPI_ISteamUserStats_GetStatFunc)(
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intptr_t,
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const char*,
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int32_t*
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);
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typedef uint8_t (*SteamAPI_ISteamUserStats_SetStatFunc)(
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intptr_t,
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const char*,
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int32_t
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);
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typedef uint8_t (*SteamAPI_ISteamUserStats_SetAchievementFunc)(
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intptr_t,
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const char*
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);
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/* DLL, Entry Points */
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#define FUNC_LIST \
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FOREACH_FUNC(uint8_t, SteamAPI_Init, (void)) \
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FOREACH_FUNC(void, SteamAPI_Shutdown, (void)) \
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FOREACH_FUNC(void, SteamAPI_RunCallbacks, (void)) \
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FOREACH_FUNC(intptr_t, SteamInternal_CreateInterface, (const char*)) \
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FOREACH_FUNC(int32_t, SteamAPI_GetHSteamUser, (void)) \
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FOREACH_FUNC(int32_t, SteamAPI_GetHSteamPipe, (void)) \
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FOREACH_FUNC(intptr_t, SteamAPI_ISteamClient_GetISteamUserStats, ( \
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intptr_t, \
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int32_t, \
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int32_t, \
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const char* \
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)) \
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FOREACH_FUNC(uint8_t, SteamAPI_ISteamUserStats_RequestCurrentStats, (intptr_t)) \
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FOREACH_FUNC(uint8_t, SteamAPI_ISteamUserStats_StoreStats, (intptr_t)) \
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FOREACH_FUNC(uint8_t, SteamAPI_ISteamUserStats_GetStat, ( \
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intptr_t, \
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const char*, \
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int32_t* \
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)) \
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FOREACH_FUNC(uint8_t, SteamAPI_ISteamUserStats_SetStat, ( \
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intptr_t, \
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const char*, \
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int32_t \
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)) \
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FOREACH_FUNC(uint8_t, SteamAPI_ISteamUserStats_SetAchievement, ( \
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intptr_t, \
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const char* \
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))
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static void *libHandle = NULL;
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static intptr_t steamUserStats = (intptr_t) NULL;
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#define DEFINE_FUNC(name) static name##Func name = NULL;
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DEFINE_FUNC(SteamAPI_Init)
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DEFINE_FUNC(SteamAPI_Shutdown)
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DEFINE_FUNC(SteamAPI_RunCallbacks)
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DEFINE_FUNC(SteamInternal_CreateInterface)
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DEFINE_FUNC(SteamAPI_GetHSteamUser)
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DEFINE_FUNC(SteamAPI_GetHSteamPipe)
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DEFINE_FUNC(SteamAPI_ISteamClient_GetISteamUserStats)
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DEFINE_FUNC(SteamAPI_ISteamUserStats_RequestCurrentStats)
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DEFINE_FUNC(SteamAPI_ISteamUserStats_StoreStats)
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DEFINE_FUNC(SteamAPI_ISteamUserStats_GetStat)
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DEFINE_FUNC(SteamAPI_ISteamUserStats_SetStat)
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DEFINE_FUNC(SteamAPI_ISteamUserStats_SetAchievement)
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#undef DEFINE_FUNC
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#define FOREACH_FUNC(retval, name, params) static retval (*name) params = NULL;
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FUNC_LIST
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#undef FOREACH_FUNC
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/* Clean up after ourselves... */
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@ -82,18 +70,9 @@ static void ClearPointers(void)
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SDL_UnloadObject(libHandle);
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libHandle = NULL;
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steamUserStats = (intptr_t) NULL;
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SteamAPI_Init = NULL;
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SteamAPI_Shutdown = NULL;
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SteamAPI_RunCallbacks = NULL;
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SteamInternal_CreateInterface = NULL;
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SteamAPI_GetHSteamUser = NULL;
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SteamAPI_GetHSteamPipe = NULL;
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SteamAPI_ISteamClient_GetISteamUserStats = NULL;
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SteamAPI_ISteamUserStats_RequestCurrentStats = NULL;
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SteamAPI_ISteamUserStats_StoreStats = NULL;
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SteamAPI_ISteamUserStats_GetStat = NULL;
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SteamAPI_ISteamUserStats_SetStat = NULL;
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SteamAPI_ISteamUserStats_SetAchievement = NULL;
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#define FOREACH_FUNC(retval, name, params) name = NULL;
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FUNC_LIST
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#undef FOREACH_FUNC
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}
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/* NETWORK API Implementation */
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@ -113,27 +92,16 @@ int32_t STEAM_init(void)
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return 0;
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}
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#define LOAD_FUNC(name) \
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name = (name##Func) SDL_LoadFunction(libHandle, #name); \
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if (!name) \
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{ \
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vlog_error("%s symbol %s not found!", STEAM_LIBRARY, #name); \
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ClearPointers(); \
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return 0; \
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}
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LOAD_FUNC(SteamAPI_Init)
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LOAD_FUNC(SteamAPI_Shutdown)
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LOAD_FUNC(SteamAPI_RunCallbacks)
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LOAD_FUNC(SteamInternal_CreateInterface)
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LOAD_FUNC(SteamAPI_GetHSteamUser)
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LOAD_FUNC(SteamAPI_GetHSteamPipe)
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LOAD_FUNC(SteamAPI_ISteamClient_GetISteamUserStats)
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LOAD_FUNC(SteamAPI_ISteamUserStats_RequestCurrentStats)
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LOAD_FUNC(SteamAPI_ISteamUserStats_StoreStats)
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LOAD_FUNC(SteamAPI_ISteamUserStats_GetStat)
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LOAD_FUNC(SteamAPI_ISteamUserStats_SetStat)
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LOAD_FUNC(SteamAPI_ISteamUserStats_SetAchievement)
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#undef LOAD_FUNC
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#define FOREACH_FUNC(retval, name, params) \
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name = (retval (*) params) SDL_LoadFunction(libHandle, #name); \
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if (!name) \
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{ \
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vlog_error("%s symbol %s not found!", STEAM_LIBRARY, #name); \
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ClearPointers(); \
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return 0; \
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}
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FUNC_LIST
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#undef FOREACH_FUNC
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if (!SteamAPI_Init())
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{
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