static cell AMX_NATIVE_CALL set_native_filter(AMX *amx, cell *params)
{
Handler *pHandler = (Handler *)amx->userdata[UD_HANDLER];
if (!pHandler)
{
Debugger::GenericMessage(amx, AMX_ERR_NOTFOUND);
AMXXLOG_Error("[AMXX] Plugin not initialized correctly.");
return 0;
}
if (!pHandler->IsNativeFiltering())
{
//we can only initialize this during PRENIT
if (! (amx->flags & AMX_FLAG_PRENIT) )
return 0;
}
int len;
char *func = get_amxstring(amx, params[1], 0, len);
int err = pHandler->SetNativeFilter(func);
if (err != AMX_ERR_NONE)
{
Debugger::GenericMessage(amx, AMX_ERR_NOTFOUND);
AMXXLOG_Error("[AMXX] Function not found: %s", function);
return 0;
}
return 1;
}
static cell AMX_NATIVE_CALL invalid_native(AMX *amx, cell *params)
{
//A script has accidentally called an invalid native! give them a
// first chance to block the resulting error.
Handler *pHandler = (Handler *)amx->userdata[UD_HANDLER];
//this should never happen
if (!pHandler)
{
LogError(amx, AMX_ERR_INVNATIVE, "Invalid native attempt");
return 0;
}
//this should never happen because this native won't be called
// if the plugin isn't filtering.
if (!pHandler->IsNativeFiltering())
{
LogError(amx, AMX_ERR_INVNATIVE, "Invalid native attempt");
return 0;
}
char name[sNAMEMAX + 1];
int native = (int)(_INT_PTR)(amx->usertags[UT_NATIVE]);
int err = amx_GetNative(amx, native, name);
if (err != AMX_ERR_NONE)
name[0] = '\0';
//1 - because we're trapping usage
if (!pHandler->HandleNative(name, native, 1))
{
amx->usertags[UT_NATIVE] = (void *)native;
LogError(amx, AMX_ERR_INVNATIVE, NULL);
return 0;
}
//Someday maybe allow native filters to write their own return value?
return 0;
}
void CPluginMngr::CPlugin::Finalize()
{
char buffer[128];
int old_status = status;
if (CheckModules(&amx, buffer))
{
if (amx_Register(&amx, core_Natives, -1) != AMX_ERR_NONE)
{
Handler *pHandler = (Handler *)amx.userdata[UD_HANDLER];
int res = 0;
if (pHandler->IsNativeFiltering())
res = amx_CheckNatives(&amx, native_handler);
if (!res)
{
status = ps_bad_load;
sprintf(buffer, "Plugin uses an unknown function (name \"%s\") - check your modules.ini.", no_function);
errorMsg = buffer;
amx.error = AMX_ERR_NOTFOUND;
} else {
amx_RegisterToAny(&amx, invalid_native);
}
}
} else {
status = ps_bad_load;
errorMsg = buffer;
amx.error = AMX_ERR_NOTFOUND;
}
if (old_status != status)
{
AMXXLOG_Log("[AMXX] Plugin \"%s\" failed to load: %s", name.chars(), errorMsg.chars());
}
}
