VOS_UINT32 diag_FsGetDirInfo(VOS_CHAR *pDirName, VOS_UINT32 *pulTotalNum)
{
DIAG_DIRENT_STRU *pstTmpDirent = NULL;
VOS_UINT32 ulTotalNum = 0;
VOS_INT32 dir_handle =0;
/*打开目录*/
/*lint -save -e628 -e64*/
dir_handle = (VOS_INT32)DIAG_FS_OPENDIR((VOS_CHAR*)pDirName,DIAG_FS_RDONLY|DIAG_FS_DIRECTORY,0); /* [false alarm]:屏蔽Fortify */
if(dir_handle < 0)
{
return VOS_ERR;
}
do
{
/*lint -save -e740*/
pstTmpDirent = (DIAG_DIRENT_STRU *)DIAG_FS_READDIR((VOS_VOID*)dir_handle);
/*lint -restore*/
/*readdir的返回值为空，表明目录浏览完毕*/
if (VOS_NULL_PTR != pstTmpDirent)
{
ulTotalNum++;
}
}while (VOS_NULL_PTR != pstTmpDirent);
*pulTotalNum = ulTotalNum;/* [false alarm]: 屏蔽Fortify 错误 */
/*关闭目录*/
if (DIAG_FS_ERROR == DIAG_FS_CLOSEDIR((VOS_VOID*)dir_handle))
{
return VOS_ERR;
}
/*lint -restore*/
return VOS_OK;
}
VOS_UINT32 diag_FsGetDirInfo(VOS_CHAR *pDirName, VOS_UINT32 *pulTotalNum)
{
VOS_INT32 dir_handle =0;
VOS_INT32 nRead =0;
VOS_INT32 nCount =0;
VOS_UINT32 i=0;
VOS_UINT8* buf =NULL;
DIAG_DIRENT_STRU *pstTmpDirent;
mm_segment_t old_fs;
old_fs = get_fs();
set_fs(KERNEL_DS);
/*打开目录*/
if((dir_handle = DIAG_FS_OPENDIR((VOS_CHAR*)pDirName,DIAG_FS_RDONLY|DIAG_FS_DIRECTORY,0))< 0)
{
set_fs(old_fs);
printk( "[%s]DIAG_FS_OPENDIR error!",__FUNCTION__);
return VOS_ERR;
}
buf =(VOS_UINT8*)VOS_MemAlloc(diag_GetAgentPid(), DYNAMIC_MEM_PT,MSP_DF_DIR_BUF_LEN);
if(NULL == buf)
{
printk( "[%s]Alloc mem error!",__FUNCTION__);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_ERR;
}
nRead = DIAG_FS_GETDENTS(dir_handle, (struct linux_dirent __user *)buf, MSP_DF_DIR_BUF_LEN);
if(-1 == nRead)
{
printk("[%s]dents error,nRead=%d!\n",__FUNCTION__,(VOS_INT)nRead);
*pulTotalNum =0;
VOS_MemFree(diag_GetAgentPid(), buf);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_ERR;
}
if(0 == nRead)
{
diag_printf("[%s]dents zero!\n",__FUNCTION__);
*pulTotalNum = 0;
VOS_MemFree(diag_GetAgentPid(), buf);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_OK;
}
for(i=0; i<(VOS_UINT32)nRead;)
{
pstTmpDirent = (DIAG_DIRENT_STRU*)(buf + i);
i += pstTmpDirent->d_reclen;
if((0 == VOS_StrCmp((char *) pstTmpDirent->d_name, "."))
||(0 == VOS_StrCmp ((char *) pstTmpDirent->d_name, "..")))
{
diag_printf("diag_FsGetDirInfo:d_name=%S!\n",pstTmpDirent->d_name);
continue;
}
#if 0
if (nCount>=FILENAME_NUM_MAX)
{
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_ERR;
}
#endif
nCount++;
}
*pulTotalNum = nCount;
/*关闭目录*/
if (DIAG_FS_ERROR == DIAG_FS_CLOSEDIR(dir_handle))
{
VOS_MemFree(diag_GetAgentPid(), buf);
printk("[%s]DIAG_FS_CLOSEDIR zero!\n",__FUNCTION__);
set_fs(old_fs);
return VOS_ERR;
}
VOS_MemFree(diag_GetAgentPid(), buf);
set_fs(old_fs);
return VOS_OK;
}
VOS_UINT32 diag_FsGetItemInfo(VOS_CHAR *pDirectory,DIAG_DIR_FILE_INFO_STRU *pstDirFileInfo)
{
/*lint -save -e958*/
DIAG_DIRENT_STRU *pstTmpDirent;
DIAG_STAT_STRU stStat;
VOS_UINT8 *pDirName;
VOS_UINT16 usDirLen;
VOS_UINT32 ultemp_len = 0;
VOS_INT32 dir_handle =0;
/*lint -restore*/
/*再次打开目录*/
dir_handle = (VOS_INT32)DIAG_FS_OPENDIR(pDirectory,DIAG_FS_RDONLY|DIAG_FS_DIRECTORY,0); /* [false alarm]:屏蔽Fortify */
if(dir_handle < 0)
{
return VOS_ERR;
}
/*分配空间用来存放文件或文件夹的路径，加1是因为后面需要添加斜杠*/
pDirName = (VOS_UINT8*)VOS_MemAlloc(diag_GetAgentPid(), DYNAMIC_MEM_PT,MSP_DF_DIR_MAX_LEN);
if (VOS_NULL_PTR == pDirName)
{
DIAG_FS_CLOSEDIR(dir_handle);
return VOS_ERR;
}
/*将目录路径拷贝进文件路径中*/
usDirLen = (VOS_UINT16)VOS_StrLen((VOS_CHAR*)pDirectory);
VOS_MemCpy(pDirName, pDirectory, usDirLen);
/*由于目录路径是不以斜杠结束，在与文件名结合时，需要添加斜杠*/
pDirName[usDirLen] = '/';
usDirLen++;
do
{
/*遍历整个pstDir指向路径中的所有文件和文件夹*/
pstTmpDirent = (DIAG_DIRENT_STRU *)DIAG_FS_READDIR(dir_handle);
/*readdir的返回值为空，表明目录浏览完毕*/
/*lint -save -e830*/
if (VOS_NULL_PTR != pstTmpDirent)
/*lint -restore*/
{
/*得到文件或文件夹名的长度*/
ultemp_len = (VOS_UINT16)VOS_StrLen(pstTmpDirent->d_name); /* [false alarm]:屏蔽Fortify */
/*由于文件或文件夹路径需要以'\0'作为结束，所以在Copy时，长度加1*/
VOS_MemCpy(pDirName + usDirLen,pstTmpDirent->d_name, ultemp_len + 1);
/*通过stat获取文件或文件夹的信息*/
/*lint -save -e628*/
if (DIAG_FS_ERROR == DIAG_FS_STAT((VOS_CHAR*)pDirName, &stStat))/*lint !e628*/
{
/*lint -restore*/
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FILE;
pstDirFileInfo->st_size = 0;
pstDirFileInfo->st_mode = 0;
pstDirFileInfo->st_atime = 0;
pstDirFileInfo->st_mtime = 0;
pstDirFileInfo->st_ctime = 0;
}
else
{
/*目录*/
if (0 != (DIAG_IF_DIR&stStat.st_mode))
{
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FOLDER;
}
/*文件*/
else
{
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FILE;
}
pstDirFileInfo->st_size = (stStat.st_size & 0xFFFFFFFF);/* 目前文件大小不会超过32位大小 */
pstDirFileInfo->st_atime = (VOS_INT32)(stStat.st_atime);
pstDirFileInfo->st_mtime = (VOS_INT32)(stStat.st_mtime);
pstDirFileInfo->st_ctime = (VOS_INT32)(stStat.st_ctime);
pstDirFileInfo->st_mode = stStat.st_mode;
}
/*文件或文件夹名*/
VOS_MemCpy(pstDirFileInfo->aucDirName, pstTmpDirent->d_name, ultemp_len +1);
/* coverity[suspicious_pointer_arithmetic] */
pstDirFileInfo = pstDirFileInfo + sizeof(DIAG_DIR_FILE_INFO_STRU );
}
}while(VOS_NULL_PTR != pstTmpDirent);
VOS_MemFree(diag_GetAgentPid(), pDirName);
DIAG_FS_CLOSEDIR(dir_handle);
return VOS_OK;
}
VOS_UINT32 diag_FsGetItemInfo(VOS_CHAR *pDirectory,DIAG_DIR_FILE_INFO_STRU *pstDirFileInfo)
{
DIAG_DIRENT_STRU *pstTmpDirent;
DIAG_STAT_STRU stStat;
VOS_UINT8 ucDirName[MSP_DF_DIR_MAX_LEN];
VOS_INT32 dir_handle =0;
VOS_INT32 nRead =0;
VOS_INT32 i=0;
VOS_UINT8* buf =NULL;
mm_segment_t old_fs;
old_fs = get_fs();
set_fs(KERNEL_DS);
/*再次打开目录*/
if((dir_handle = DIAG_FS_OPENDIR(pDirectory,DIAG_FS_RDONLY|DIAG_FS_DIRECTORY,0))< 0)
{
printk( "[%s]DIAG_FS_OPENDIR error!",__FUNCTION__);
set_fs(old_fs);
return VOS_ERR;
}
buf =(VOS_UINT8*)VOS_MemAlloc(diag_GetAgentPid(), DYNAMIC_MEM_PT,MSP_DF_DIR_BUF_LEN);
if(NULL == buf)
{
printk( "[%s]Alloc mem error!",__FUNCTION__);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_ERR;
}
nRead = DIAG_FS_GETDENTS(dir_handle, (struct linux_dirent __user *)buf, MSP_DF_DIR_BUF_LEN);
if((-1 == nRead)||(0 == nRead))
{
printk("[%s]dents error,nRead=%d!\n",__FUNCTION__,(VOS_INT)nRead);
VOS_MemFree(diag_GetAgentPid(), buf);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_ERR;
}
/*轮询文件夹将所有文件名保存至全局变量*/
for(i=0; i<nRead; )
{
pstTmpDirent = (DIAG_DIRENT_STRU*)(buf + i);
i += pstTmpDirent->d_reclen;
if((0 == VOS_StrCmp((char *) pstTmpDirent->d_name, "."))
||(0 == VOS_StrCmp ((char *) pstTmpDirent->d_name, "..")))
{
diag_printf("[%s]:d_name=%S!\n",__FUNCTION__,pstTmpDirent->d_name);
continue;
}
VOS_StrCpy((VOS_CHAR *)ucDirName, pDirectory);
strncat((VOS_CHAR *)ucDirName, "/",sizeof(VOS_CHAR));
strncat((VOS_CHAR *)ucDirName, pstTmpDirent->d_name,strlen(pstTmpDirent->d_name));
/*通过stat获取文件或文件夹的信息*/
if (DIAG_FS_ERROR == DIAG_FS_STAT((VOS_CHAR *)ucDirName, &stStat))
{
printk("DIAG_FS_STAT: error!\n");
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FILE;
pstDirFileInfo->st_size = 0;
pstDirFileInfo->st_mode = 0;
pstDirFileInfo->st_atime = 0;
pstDirFileInfo->st_mtime = 0;
pstDirFileInfo->st_ctime = 0;
}
else
{
/*目录*/
if (0 != (DIAG_IF_DIR&stStat.mode))
{
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FOLDER;
}
/*文件*/
else
{
pstDirFileInfo->ulItemType = DIAG_FS_ITEM_FILE;
}
pstDirFileInfo->st_size = (stStat.size & 0xFFFFFFFF);/* 目前文件大小不会超过32位大小 */
pstDirFileInfo->st_atime = stStat.atime.tv_sec;
pstDirFileInfo->st_mtime = stStat.mtime.tv_sec;
pstDirFileInfo->st_ctime = stStat.ctime.tv_sec;
pstDirFileInfo->st_mode = stStat.mode;
}
/*文件或文件夹名*/
VOS_MemSet(pstDirFileInfo->aucDirName, 0,DIAG_CMD_FILE_NAME_LEN);
VOS_StrCpy(pstDirFileInfo->aucDirName, pstTmpDirent->d_name);
pstDirFileInfo++;
}
VOS_MemFree(diag_GetAgentPid(), buf);
DIAG_FS_CLOSEDIR(dir_handle);
set_fs(old_fs);
return VOS_OK;
}
