74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*
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* Copyright (C) 2025 Amlogic Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <errno.h>
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#include <dlfcn.h>
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#include <stdlib.h>
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#include "meson_display_wrap.h"
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#include "Logger.h"
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#include "ErrorCode.h"
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#define TAG "rlib:meson_display_wrap"
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#define MEDSON_DISPLAY_LIB_NAME "libdisplay_settings.so"
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mesonDisplayLib * mesonDisplayLoadLib(int logCategory)
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{
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bool ret = true;
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INFO(logCategory, "load meson display so symbol");
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mesonDisplayLib *handle = (mesonDisplayLib*)calloc( 1, sizeof(mesonDisplayLib));
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if (!handle) {
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ERROR(logCategory, "calloc resman struct fail");
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return NULL;
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}
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handle->libHandle = dlopen(MEDSON_DISPLAY_LIB_NAME, RTLD_NOW);
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if (handle->libHandle == NULL) {
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ERROR(logCategory, "unable to dlopen %s : %s",MEDSON_DISPLAY_LIB_NAME, dlerror());
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free(handle);
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return NULL;
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}
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handle->getDisplayMode = (_getDisplayMode)dlsym(handle->libHandle, "getDisplayMode");
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if (handle->getDisplayMode == NULL) {
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ERROR(logCategory,"dlsym getDisplayMode failed, err=%s \n", dlerror());
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ret = false;
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}
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if (ret)
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return handle;
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// something error
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if (handle) {
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if (handle->libHandle) {
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dlclose(handle->libHandle);
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}
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free(handle);
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}
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ERROR(logCategory,"meson display load fail !!! \n");
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return NULL;
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}
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int mesonDisplayUnLoadLib(int logCategory, mesonDisplayLib *handle)
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{
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if (handle) {
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if (handle->libHandle) {
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dlclose(handle->libHandle);
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}
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free(handle);
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}
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INFO(logCategory, "unload meson display so symbol");
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return NO_ERROR;
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}
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