HardwareInfo.c
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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "JZsdkLib.h"
#define HARDWARE_DIR "/root/HardwareIdeNum"
#define MAX_LINE_LENGTH 100
static int HardwareInfo_MajorVersion = 0;
static int HardwareInfo_MinorVersion = 0;
static int HardwareInfo_ModifyVersion = 0;
static int HardwareInfo_DebugVersion = 0;
/***********************
* 获取硬件版本号
* major 0
* minor 1
* modiy 2
* debug 3
* ************/
T_JZsdkReturnCode HardwareInfo_GetVersion(int flag)
{
unsigned int version = 0;
switch (flag)
{
case 0:
version = HardwareInfo_MajorVersion;
break;
case 1:
version = HardwareInfo_MinorVersion;
break;
case 2:
version = HardwareInfo_ModifyVersion;
break;
case 3:
version = HardwareInfo_DebugVersion;
break;
default:
break;
}
return version;
}
T_JZsdkReturnCode HardwareInfo_Init()
{
T_JZsdkReturnCode ret;
ret = JZsdk_check_file_exists(HARDWARE_DIR);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS)
{
JZSDK_LOG_ERROR("无硬件版本号");
return ret;
}
//加载硬件版本号
FILE *file;
char buffer[MAX_LINE_LENGTH];
int num1, num2, num3, num4;
char str[MAX_LINE_LENGTH];
// 打开文件
file = fopen(HARDWARE_DIR, "r");
if (file == NULL) {
JZSDK_LOG_ERROR("Error opening file");
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
// 读取前四行到整数变量
if (fscanf(file, "%d", &num1) != 1) {
JZSDK_LOG_ERROR("Error reading hardware number 1");
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
if (fscanf(file, "%d", &num2) != 1) {
JZSDK_LOG_ERROR("Error reading hardware number 2");
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
if (fscanf(file, "%d", &num3) != 1) {
JZSDK_LOG_ERROR("Error reading hardware number 3");
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
if (fscanf(file, "%d", &num4) != 1) {
JZSDK_LOG_ERROR("Error reading hardware number 4");
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
// 读取第五行到字符串变量
// 清除之前的换行符
fgetc(file); // 读取并忽略换行符
if (fgets(str, MAX_LINE_LENGTH, file) == NULL)
{
JZSDK_LOG_ERROR("Error reading string");
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
// 去除字符串末尾的换行符（如果有）
str[strcspn(str, "\n")] = 0;
HardwareInfo_MajorVersion = num1;
HardwareInfo_MinorVersion = num2;
HardwareInfo_ModifyVersion = num3;
HardwareInfo_DebugVersion = num4;
// 输出结果
JZSDK_LOG_INFO("Hardware Version: %d, %d, %d, %d\n", HardwareInfo_MajorVersion, HardwareInfo_MinorVersion, HardwareInfo_ModifyVersion, HardwareInfo_DebugVersion);
JZSDK_LOG_INFO("Hardware Info: %s\n", str);
// 关闭文件
fclose(file);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}