LanguageInfo.c
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#include "JZsdkLib.h"
#include "LanguageInfo.h"
#define LANGUAGE_INFO_FILE_NAME "/root/LanguageInfo.txt"
static E_LanguageInfo g_LanguageInfo = LANGUAGE_INFO_CHINESE;
static T_JZsdkFileHandle g_LanguageInfoFileHandle = NULL;
static T_JZsdkReturnCode LanguageInfo_Read_LanguageInfo();
T_JZsdkReturnCode LanguageInfo_Init()
{
//读取本地的语言信息
LanguageInfo_Read_LanguageInfo();
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}
/**************
*
* 写入本地的语言信息
*
*
* ************/
T_JZsdkReturnCode LanguageInfo_Write_LanguageInfo(E_LanguageInfo language)
{
T_JZsdkReturnCode ret = JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
T_JZsdkFSHandler *fileSystemHandler = NULL;
T_JZsdkFileHandle fileHandle = NULL;
// 1. 检查语言值合法性
if (language != LANGUAGE_INFO_CHINESE &&
language != LANGUAGE_INFO_ENGLISH)
{
JZSDK_LOG_ERROR("Invalid language value: %d", language);
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
g_LanguageInfo = language;
JZSDK_LOG_INFO("Language set to %d", language);
// 2. 获取文件系统操作句柄
fileSystemHandler = JZsdk_GetFsHandler();
if (!fileSystemHandler) {
JZSDK_LOG_ERROR("No FS handler");
return ret;
}
// 3. 打开文件（如果不存在则创建，存在则清空内容）
ret = fileSystemHandler->FileOpen(LANGUAGE_INFO_FILE_NAME, FS_READ_AND_WRITE_CLEAR, &fileHandle);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS) {
JZSDK_LOG_ERROR("Open failed: %d", ret);
goto cleanup;
}
// 4. 将语言值转换为字符写入（例如 0 -> '0'，1 -> '1'）
U8_t writeData = (U8_t)('0' + g_LanguageInfo); // 确保转换为 ASCII 字符
U32_t writeLen = 1; // 只写入 1 字节
U32_t realLen = 1;
ret = fileSystemHandler->FileWrite_U8(
fileHandle,
&writeData,
writeLen,
&realLen
);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS) {
JZSDK_LOG_ERROR("Write failed: %d", ret);
goto cleanup;
}
// 5. 强制刷盘
ret = fileSystemHandler->FileSync(fileHandle);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS) {
JZSDK_LOG_ERROR("Flush failed: %d", ret);
goto cleanup;
}
ret = JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS; // 标记成功
cleanup:
// 6. 关闭文件句柄
if (fileHandle) {
fileSystemHandler->FileClose(fileHandle);
}
return ret;
}
/**************
*
* 读取本地的语言信息
*
*
* ************/
static T_JZsdkReturnCode LanguageInfo_Read_LanguageInfo()
{
T_JZsdkReturnCode ret = JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
if (g_LanguageInfoFileHandle != NULL) {
JZSDK_LOG_ERROR("Handle already open");
return ret;
}
T_JZsdkFSHandler *fileSystemHandler = JZsdk_GetFsHandler();
if (!fileSystemHandler) {
JZSDK_LOG_ERROR("No FS handler");
return ret;
}
U8_t buf[32];
U32_t readLen = 0;
ret = fileSystemHandler->FileOpen(LANGUAGE_INFO_FILE_NAME, FS_ONLY_READ, &g_LanguageInfoFileHandle);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS) {
JZSDK_LOG_ERROR("Open failed: %d", ret);
goto cleanup;
}
ret = fileSystemHandler->FileRead_U8(g_LanguageInfoFileHandle, buf, sizeof(buf), &readLen);
if (ret != JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS) {
JZSDK_LOG_ERROR("Read failed: %d", ret);
goto cleanup;
}
// 解析内容到 g_LanguageInfo
int num = buf[0];
g_LanguageInfo = (E_LanguageInfo)(num - '0');
JZSDK_LOG_INFO("LanguageInfo: %d", g_LanguageInfo);
cleanup:
if (g_LanguageInfoFileHandle) {
fileSystemHandler->FileClose(g_LanguageInfoFileHandle);
g_LanguageInfoFileHandle = NULL;
}
return ret;
}
/*******************
*
* 获取语言信息
*
* ***********************/
E_LanguageInfo LanguageInfo_Get_LanguageInfo()
{
//获取程序的语言版本
return g_LanguageInfo;
}