//Create a new file in given directory.
BOOL CreateFatFile(__FAT32_FS* pFat32Fs,DWORD dwStartCluster,CHAR* pszFileName,BYTE Attributes)
{
DWORD dwInitCluster = 0;
__FAT32_SHORTENTRY DirEntry;
BOOL bResult = FALSE;
if((NULL == pFat32Fs) || (dwStartCluster < 2) || IS_EOC(dwStartCluster) || (NULL == pszFileName))
{
goto __TERMINAL;
}
//Allocate a free cluster for the new created file.
if(!GetFreeCluster(pFat32Fs,0,&dwInitCluster))
{
PrintLine("In CreateFatFile: Can not get a free cluster.");
goto __TERMINAL;
}
if(!InitShortEntry(&DirEntry,pszFileName,dwInitCluster,0,FILE_ATTR_ARCHIVE))
{
PrintLine("In CreateFatFile: Can not initialize short entry.");
goto __TERMINAL;
}
if(!CreateDirEntry(pFat32Fs,dwStartCluster,&DirEntry))
{
PrintLine("In CreateFatFile: Can not create directory entry in parent dir.");
ReleaseCluster(pFat32Fs,dwInitCluster);
goto __TERMINAL;
}
bResult = TRUE;
__TERMINAL:
return bResult;
}
//Create directory in a given uper level directory.
//Steps as follows:
// 1. One free cluster is allocated as data cluster by calling GetFreeCluster;
// 2. Initialize this cluster by calling InitDirectory;
// 3. Create the short directory entry by calling CreateDirEntry.
//
BOOL CreateFatDir(__FAT32_FS* pFat32Fs,DWORD dwStartCluster,CHAR* pszDirName,BYTE Attributes)
{
DWORD dwDirCluster = 0;
__FAT32_SHORTENTRY DirEntry;
BOOL bResult = FALSE;
if((NULL == pFat32Fs) || (dwStartCluster < 2) || IS_EOC(dwStartCluster) || (NULL == pszDirName))
{
goto __TERMINAL;
}
if(!GetFreeCluster(pFat32Fs,0,&dwDirCluster))
{
PrintLine("In CreateFatDir: Can not get a free cluster.");
goto __TERMINAL;
}
if(!InitDirectory(pFat32Fs,dwStartCluster,dwDirCluster))
{
PrintLine("In CreateFatDir: Can not initialize the directory cluster.");
goto __TERMINAL;
}
//Initialize the directory entry.
/*
DirEntry.CreateDate = 0;
DirEntry.CreateTime = 0;
DirEntry.CreateTimeTenth = 0;
DirEntry.dwFileSize = 0;
DirEntry.FileAttributes = FILE_ATTR_DIRECTORY;
DirEntry.LastAccessDate = 0;
DirEntry.wFirstClusHi = (WORD)(dwDirCluster >> 16);
DirEntry.wFirstClusLow = (WORD)dwDirCluster;
DirEntry.WriteDate = 0;
DirEntry.WriteTime = 0;
for(i = 0;i < 11;i ++)
{
DirEntry.FileName[i] = pszDirName[i];
}*/
if(!InitShortEntry(&DirEntry,pszDirName,dwDirCluster,0,FILE_ATTR_DIRECTORY))
{
goto __TERMINAL;
}
if(!CreateDirEntry(pFat32Fs,dwStartCluster,&DirEntry))
{
PrintLine("In CreateFatDir: Can not create directory entry in parent dir.");
ReleaseCluster(pFat32Fs,dwDirCluster);
goto __TERMINAL;
}
bResult = TRUE;
__TERMINAL:
return bResult;
}
static DirEntry_s *CreateTree (int width, int depth, int level)
{
int i;
DirEntry_s *direntry;
DirEntry_s *child;
int type = random_percent(level * 15) ? T_FILE : T_DIR;
direntry = CreateDirEntry(type);
if ((depth == 0) || (type != T_DIR)) {
return direntry;
}
chdir(direntry->name);
for (i = 0; i < width; i++) {
child = CreateTree(width, depth - 1, level + 1);
child->sibling = direntry->child;
direntry->child = child;
}
chdir("..");
return direntry;
}
BOOL CreateFatDir(__FAT32_FS* pFat32Fs,DWORD dwStartCluster,CHAR* pszDirName,BYTE Attributes)
{
__FAT32_SHORTENTRY DirEntry = {0};
DWORD dwDirCluster = 0;
BOOL bResult = FALSE;
if((NULL == pFat32Fs) || (dwStartCluster < 2) || IS_EOC(dwStartCluster) || (NULL == pszDirName))
{
goto __TERMINAL;
}
if(!GetFreeCluster(pFat32Fs,0,&dwDirCluster))
{
goto __TERMINAL;
}
if(!InitDirectory(pFat32Fs,dwStartCluster,dwDirCluster))
{
goto __TERMINAL;
}
if(!InitShortEntry(&DirEntry,pszDirName,dwDirCluster,0,FILE_ATTR_DIRECTORY))
{
goto __TERMINAL;
}
DirEntry.CreateTimeTenth = 10;
SetFatFileDateTime(&DirEntry,FAT32_DATETIME_CREATE|FAT32_DATETIME_WRITE);
if(!CreateDirEntry(pFat32Fs,dwStartCluster,&DirEntry))
{
// PrintLine("In CreateFatDir: Can not create directory entry in parent dir.");
ReleaseCluster(pFat32Fs,dwDirCluster);
goto __TERMINAL;
}
bResult = TRUE;
__TERMINAL:
return bResult;
}
//Create a new file in given directory.
BOOL CreateFatFile(__FAT32_FS* pFat32Fs,DWORD dwStartCluster,CHAR* pszFileName,BYTE Attributes)
{
DWORD dwInitCluster = 0;
__FAT32_SHORTENTRY DirEntry = {0};
BOOL bResult = FALSE;
if((NULL == pFat32Fs) || (dwStartCluster < 2) || IS_EOC(dwStartCluster) || (NULL == pszFileName))
{
goto __TERMINAL;
}
//Allocate a free cluster for the new created file.
if(!GetFreeCluster(pFat32Fs,0,&dwInitCluster))
{
goto __TERMINAL;
}
if(!InitShortEntry(&DirEntry,pszFileName,dwInitCluster,0,FILE_ATTR_ARCHIVE))
{
//PrintLine("In CreateFatFile: Can not initialize short entry.");
goto __TERMINAL;
}
DirEntry.CreateTimeTenth = 10;
SetFatFileDateTime(&DirEntry,FAT32_DATETIME_CREATE|FAT32_DATETIME_WRITE);
if(!CreateDirEntry(pFat32Fs,dwStartCluster,&DirEntry))
{
ReleaseCluster(pFat32Fs,dwInitCluster);
goto __TERMINAL;
}
bResult = TRUE;
__TERMINAL:
return bResult;
}