93 lines
2.3 KiB
C++
Executable File
93 lines
2.3 KiB
C++
Executable File
/*
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* Copyright (C) 2021 Rockchip Electronics Co. LTD
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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 <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/system_properties.h>
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#include "C2RKLog.h"
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#include "C2RKEnv.h"
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bool Rockchip_C2_GetEnvU32(const char *name, uint32_t *value, uint32_t default_value)
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{
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bool ret = true;
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char prop[PROP_VALUE_MAX + 1];
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int len = __system_property_get(name, prop);
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if (len > 0) {
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char *endptr;
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int base = (prop[0] == '0' && prop[1] == 'x') ? (16) : (10);
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errno = 0;
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*value = strtoul(prop, &endptr, base);
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if (errno || (prop == endptr)) {
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errno = 0;
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*value = default_value;
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}
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} else {
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*value = default_value;
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}
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return ret;
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}
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bool Rockchip_C2_GetEnvStr(const char *name, char *value, char *default_value)
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{
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bool ret = true;
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if (value != NULL) {
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int len = __system_property_get(name, value);
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if (len <= 0 && default_value != NULL) {
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strcpy(value, default_value);
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}
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} else {
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c2_err("get env string failed, value is null");
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ret = false;
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goto EXIT;
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}
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EXIT:
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return ret;
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}
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bool Rockchip_C2_SetEnvU32(const char *name, uint32_t value)
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{
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bool ret = true;
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char buf[PROP_VALUE_MAX + 1];
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snprintf(buf, sizeof(buf), "%u", value);
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int len = __system_property_set(name, buf);
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if (len <= 0) {
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c2_err("property set failed!");
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ret = false;
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goto EXIT;
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}
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EXIT:
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return ret;
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}
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bool Rockchip_C2_SetEnvStr(const char *name, char *value)
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{
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bool ret = true;
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int len = __system_property_set(name, value);
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if (len <= 0) {
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c2_err("property set failed!");
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ret = false;
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goto EXIT;
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}
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EXIT:
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return ret;
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} |