int cp_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
FF_IOMAN *pIoman = pEnv->pIoman;
FF_FILE *fSource, *fDest;
FF_ERROR Error;
FF_T_INT8 path[FF_MAX_PATH];
FF_T_UINT8 copybuf[COPY_BUFFER_SIZE];
FF_T_SINT32 BytesRead;
//LARGE_INTEGER ticksPerSecond;
//LARGE_INTEGER start_ticks, end_ticks, cputime;
float transferRate = 0;
//QueryPerformanceFrequency(&ticksPerSecond);
if(argc == 3) {
if(strstr(argv[1], "*") || strstr(argv[2], "*")) {
return wildcopy(argc, argv, pEnv);
}
ProcessPath(path, argv[1], pEnv);
fSource = FF_Open(pIoman, path, FF_MODE_READ, &Error);
if(fSource) {
ProcessPath(path, argv[2], pEnv);
fDest = FF_Open(pIoman, path, FF_GetModeBits("w"), &Error);
if(fDest) {
// Do the copy
//QueryPerformanceCounter(&start_ticks);
//QueryPerformanceCounter(&end_ticks);
do{
BytesRead = FF_Read(fSource, COPY_BUFFER_SIZE, 1, (FF_T_UINT8 *)copybuf);
FF_Write(fDest, BytesRead, 1, (FF_T_UINT8 *) copybuf);
//QueryPerformanceCounter(&end_ticks);
//cputime.QuadPart = end_ticks.QuadPart - start_ticks.QuadPart;
//time = ((float)cputime.QuadPart/(float)ticksPerSecond.QuadPart);
//transferRate = (fSource->FilePointer / time) / 1024;
//cons_printf("%f% - %10ld Bytes Copied, %f Kb/S\r", ((float)((float)fSource->FilePointer/(float)fSource->Filesize) * 100), fSource->FilePointer, transferRate);
}while(BytesRead > 0);
//cons_printf("%f% - %10ld Bytes Copied, %f Kb/S\n", ((float)((float)fSource->FilePointer/(float)fSource->Filesize) * 100), fSource->FilePointer, transferRate);
FF_Close(fSource);
FF_Close(fDest);
} else {
FF_Close(fSource);
cons_printf("Could not open destination file - %s\n", FF_GetErrMessage(Error));
}
} else {
cons_printf("Could not open source file - %s\n", FF_GetErrMessage(Error));
}
} else {
cons_printf("Usage: %s [source file] [destination file]\n", argv[0]);
}
return 0;
}
int mkfile_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
FF_FILE *f;
FF_T_UINT32 Bytes;
FF_T_UINT32 BytesWritten = 0;
FF_T_UINT32 ElementSize = 0, Elements = 0, Multiplier = 0;
FF_T_UINT8 IntBuffer[4096*4]; // 16Kb of Integers!
FF_T_UINT32 i = 0, x;
FF_T_INT8 path[FF_MAX_PATH];
FF_ERROR Error;
FF_T_UINT64 TicksPerSecond, TicksStart, TicksEnd, Ticks;
float transferRate = 0.0, time;
TicksPerSecond = FFTerm_GetTickRate(pEnv->pConsole);
if(argc == 5) {
sscanf(argv[1], "%lu", &ElementSize);
/*if(!ElementSize) {
printf("Invalid Element Size!\n");
return 0;
}*/
sscanf(argv[2], "%lu", &Elements);
/*if(!Elements) {
printf("Invalid Number of Elements\n");
return 0;
}*/
sscanf(argv[3], "%lu", &Multiplier);
/*if(!Multiplier) {
printf("Invalid Multiplier\n");
return 0;
}*/
Bytes = ElementSize * Elements * Multiplier;
printf("Creating file of size %lu Bytes (%0.2f MB) (%0.3f GB)\n", Bytes, (float)((float)Bytes / 1048576.0), (float)(((float)Bytes / 1048576.0)/1024.0));
ProcessPath(path, argv[4], pEnv);
f = FF_Open(pEnv->pIoman, path, FF_GetModeBits("wb"), &Error);
if(f) {
while(Bytes) {
for(x = 0; x < 4096*4; x++) {
IntBuffer[x] = (FF_T_UINT8)i++;
}
TicksStart = FFTerm_GetTicks(pEnv->pConsole);
if(Bytes >= (4096 * 4)) {
BytesWritten += 4096 * 4;
Bytes -= FF_Write(f, 1, 4096 * 4, (FF_T_UINT8 *) IntBuffer);
} else {
BytesWritten += Bytes;
Bytes -= FF_Write(f, 1, Bytes, (FF_T_UINT8 *) IntBuffer);
}
TicksEnd = FFTerm_GetTicks(pEnv->pConsole);
Ticks += (TicksEnd - TicksStart);
time = ((float)Ticks/(float)TicksPerSecond);
transferRate = (BytesWritten / time) / 1024;
printf("Written %0.2f MB (%7.2f KB/s)\r", (float) ((float)BytesWritten / 1048576.0), transferRate);
}
printf("Written %0.2f MB (%7.2f KB/s)\n", (float) ((float)BytesWritten / 1048576.0), transferRate);
FF_Close(f);
} else {
printf("Error opening file: %s\n", FF_GetErrMessage(Error));
}
} else {
printf("Generates a File filled with 32-bit integers.\n\n");
printf("Usage: %s [Element Size] [Elements] [Multiplier] [filename]\n\n", argv[0]);
printf("E.g. a 1Mb File, \tFullFAT\\>%s 1024\t 1024\t 1\t 1m.dat\n", argv[0]);
printf("E.g. a 2Mb File, \tFullFAT\\>%s 1024\t 1024\t 2\t 2m.dat\n", argv[0]);
printf("E.g. a 10Mb File, \tFullFAT\\>%s 1024\t 1024\t 10\t 10m.dat\n", argv[0]);
printf("E.g. a 100Mb File, \tFullFAT\\>%s 1024\t 1024\t 100\t 100m.dat\n\n", argv[0]);
}
return 0;
}
int more_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
FF_FILE *f;
FF_ERROR Error;
FF_T_SINT32 c;
FF_T_INT8 path[FF_MAX_PATH];
if(argc == 2) {
ProcessPath(path, argv[1], pEnv);
f = FF_Open(pEnv->pIoman, path, FF_MODE_READ, &Error);
if(f) {
printf("//---------- START OF FILE\n");
while(!FF_isEOF(f)) {
c = FF_GetC(f);
if(c >= 0) {
printf("%c", (FF_T_INT8) c);
} else {
printf("Error while reading file: %s\n", FF_GetErrMessage(c));
FF_Close(f);
return -3;
}
}
printf("\n//---------- END OF FILE\n");
FF_Close(f);
} else {
printf("Could not open file: %s\n", FF_GetErrMessage(Error));
return -2;
}
} else {
printf("Usage: %s [filename]\n", argv[0]);
}
return 0;
}
/*
This isn't a command, but rather a simple copy function designed to aid
wildCard copying.
*/
int filecopy(const char *src, const char *dest, FF_ENVIRONMENT *pEnv) {
FF_IOMAN *pIoman = pEnv->pIoman;
FF_ERROR Error;
FF_FILE *fSource, *fDest;
FF_T_UINT8 copybuf[COPY_BUFFER_SIZE];
FF_T_SINT32 BytesRead;
//LARGE_INTEGER ticksPerSecond;
//LARGE_INTEGER start_ticks, end_ticks, cputime, ostart, oend;
float transferRate = 0;
//int ticks;
//QueryPerformanceFrequency(&ticksPerSecond);
//QueryPerformanceCounter(&ostart);
fSource = FF_Open(pIoman, src, FF_MODE_READ, &Error);
//QueryPerformanceCounter(&oend);
//ticks = (int) (oend.QuadPart - ostart.QuadPart);
//cons_printf("Source: Open took %d\n", ticks);
if(fSource) {
//QueryPerformanceCounter(&ostart);
fDest = FF_Open(pIoman, dest, FF_GetModeBits("w"), &Error);
//QueryPerformanceCounter(&oend);
//ticks = (int) (oend.QuadPart - ostart.QuadPart);
//cons_printf("Dest: Open took %d\n", ticks);
if(fDest) {
// Do the copy
//QueryPerformanceCounter(&start_ticks);
do{
BytesRead = FF_Read(fSource, COPY_BUFFER_SIZE, 1, (FF_T_UINT8 *)copybuf);
FF_Write(fDest, BytesRead, 1, (FF_T_UINT8 *) copybuf);
//QueryPerformanceCounter(&end_ticks);
//cputime.QuadPart = end_ticks.QuadPart - start_ticks.QuadPart;
//time = ((float)cputime.QuadPart/(float)ticksPerSecond.QuadPart);
//transferRate = (fSource->FilePointer / time) / 1024;
cons_printf("%3.0f%% - %10ld Bytes Copied, %7.2f Kb/S\r", ((float)((float)fSource->FilePointer/(float)fSource->Filesize) * 100), fSource->FilePointer, transferRate);
}while(BytesRead > 0);
cons_printf("%3.0f%% - %10ld Bytes Copied, %7.2f Kb/S\n", ((float)((float)fSource->FilePointer/(float)fSource->Filesize) * 100), fSource->FilePointer, transferRate);
FF_Close(fSource);
FF_Close(fDest);
} else {
FF_Close(fSource);
cons_printf("Could not open destination file - %s\n", FF_GetErrMessage(Error));
}
} else {
if(Error == FF_ERR_FILE_OBJECT_IS_A_DIR) {
return FF_ERR_FILE_OBJECT_IS_A_DIR;
}
cons_printf("Could not open source file - %s\n", FF_GetErrMessage(Error));
}
return 0;
}
static BT_ERROR fullfat_file_cleanup(BT_HANDLE hFile) {
BT_FF_FILE *pFile = (BT_FF_FILE *) hFile;
FF_Close(pFile->pFile);
return BT_ERR_NONE;
}
FF_ERROR FF_RmFile(FF_IOMAN *pIoman, const FF_T_INT8 *path) {
FF_FILE *pFile;
FF_ERROR Error = 0;
FF_T_UINT8 EntryBuffer[32];
pFile = FF_Open(pIoman, path, FF_MODE_READ, &Error);
if(!pFile) {
return Error; // File in use or File not found!
}
pFile->FileDeleted = FF_TRUE;
FF_lockFAT(pIoman); // Lock the FAT so its thread-safe.
{
FF_UnlinkClusterChain(pIoman, pFile->ObjectCluster, 0); // 0 to delete the entire chain!
}
FF_unlockFAT(pIoman);
// Edit the Directory Entry! (So it appears as deleted);
FF_lockDIR(pIoman);
{
FF_RmLFNs(pIoman, pFile->DirCluster, pFile->DirEntry);
FF_FetchEntry(pIoman, pFile->DirCluster, pFile->DirEntry, EntryBuffer);
EntryBuffer[0] = 0xE5;
FF_PushEntry(pIoman, pFile->DirCluster, pFile->DirEntry, EntryBuffer);
}
FF_unlockDIR(pIoman);
FF_FlushCache(pIoman);
FF_Close(pFile); // Free the file pointer resources
return 0;
}
int killthread_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
THREAD hThread;
int threadID;
if(!pEnv) {
return 0;
}
if(argc == 2) {
sscanf(argv[1], "%d", &threadID);
hThread = GetThread(threadID);
if(hThread) {
/*TerminateThread(hThread->hThread, &dwExitCode);*/
hThread->tKill = FF_TRUE;
while(!hThread->isDead);
FF_Close(hThread->pFile);
CloseHandle(hThread->hThread);
RemoveThread(hThread);
}
} else {
printf("Usage: %s [Thread ID]\n", argv[0]);
}
return 0;
}
VOID
NTAPI
FatDeleteFcb(IN PFAT_IRP_CONTEXT IrpContext,
IN PFCB Fcb)
{
DPRINT("FatDeleteFcb %p\n", Fcb);
if (Fcb->OpenCount != 0)
{
DPRINT1("Trying to delete FCB with OpenCount %d\n", Fcb->OpenCount);
ASSERT(FALSE);
}
if ((Fcb->Header.NodeTypeCode == FAT_NTC_DCB) ||
(Fcb->Header.NodeTypeCode == FAT_NTC_ROOT_DCB))
{
/* Make sure it's a valid deletion */
ASSERT(Fcb->Dcb.DirectoryFileOpenCount == 0);
ASSERT(IsListEmpty(&Fcb->Dcb.ParentDcbList));
ASSERT(Fcb->Dcb.DirectoryFile == NULL);
}
else
{
/* Free locks */
FsRtlUninitializeFileLock(&Fcb->Fcb.Lock);
FsRtlUninitializeOplock(&Fcb->Fcb.Oplock);
}
/* Release any possible filter contexts */
FsRtlTeardownPerStreamContexts(&Fcb->Header);
/* Remove from parents queue */
if (Fcb->Header.NodeTypeCode != FAT_NTC_ROOT_DCB)
{
RemoveEntryList(&(Fcb->ParentDcbLinks));
}
/* Free FullFAT handle */
if (Fcb->FatHandle) FF_Close(Fcb->FatHandle);
/* Remove from the splay table */
if (FlagOn(Fcb->State, FCB_STATE_HAS_NAMES))
FatRemoveNames(IrpContext, Fcb);
/* Free file name buffers */
if (Fcb->Header.NodeTypeCode != FAT_NTC_ROOT_DCB)
{
if (Fcb->FullFileName.Buffer)
ExFreePool(Fcb->FullFileName.Buffer);
}
if (Fcb->ExactCaseLongName.Buffer)
ExFreePool(Fcb->ExactCaseLongName.Buffer);
/* Free this FCB, finally */
ExFreePool(Fcb);
}
int createthread_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
THREAD hThread = (THREAD) malloc(sizeof(struct _IO_THREAD));
THREAD hThreadList = g_ThreadList;
FF_T_INT8 Path[FF_MAX_PATH];
FF_ERROR Error;
if(argc == 2) {
if(hThread) {
hThread->isDead = FF_FALSE;
hThread->pNext = NULL;
hThread->nThreadBytes = 0;
hThread->nThreadNum = 0;
hThread->tKill = FF_FALSE;
ProcessPath(Path, argv[1], pEnv);
hThread->pFile = FF_Open(pEnv->pIoman, Path, FF_GetModeBits("w+"), &Error);
if(!hThread->pFile) {
free(hThread);
printf("Error opening file: %s\n", FF_GetErrMessage(Error));
return 0;
}
hThread->hThread = CreateThread(0, 0, IOTestThread, hThread, 0, &hThread->dwThreadID);
if(hThread->hThread) {
if(!hThreadList) {
g_ThreadList = hThread;
} else {
hThread->nThreadNum = 1;
while(hThreadList->pNext) {
hThreadList = hThreadList->pNext;
hThread->nThreadNum += 1;
}
hThreadList->pNext = hThread;
}
} else {
FF_Close(hThread->pFile);
free(hThread);
printf("Error creating thread!\n");
}
} else {
printf("Not enough memory!\n");
}
} else {
printf("Usage: %s [filename]\n", argv[0]);
}
return 0;
}
int test_7(FF_IOMAN *pIoman, TEST_PARAMS *pParams) {
FF_FILE *pFile;
FF_ERROR Error;
int i;
int c;
unsigned long size = pIoman->pPartition->SectorsPerCluster * pIoman->pPartition->BlkSize;
unsigned long startSize;
char test[] = "Another simple sentence.";
pFile = FF_Open(pIoman, "\\test.7.dat", FF_GetModeBits("a+"), &Error);
if(!pFile) { CHECK_ERR(Error) }
startSize = pFile->Filesize;
for(i = startSize; i < (size * 3)+startSize; i++) {
Error = FF_PutC(pFile, test[i % (sizeof(test)-1)]);
}
Error = FF_Close(pFile);
CHECK_ERR(Error);
pFile = FF_Open(pIoman, "\\test.7.dat", FF_GetModeBits("rb"), &Error);
if(!pFile) { CHECK_ERR(Error) }
i = 0;
do {
c = FF_GetC(pFile);
if(c >= 0) {
if(c != test[i++ % (sizeof(test)-1)]) {
sprintf(pParams->errBuf, "Char at offset: %d does not match input.\n", i);
*pParams->pszpMessage = pParams->errBuf;
FF_Close(pFile);
DO_FAIL;
}
}
} while(c >= 0);
FF_Close(pFile);
return PASS;
}
void KillAllThreads(void) {
while(g_ThreadList) {
g_ThreadList->tKill = FF_TRUE; // Signal Thread to Die.
while(!g_ThreadList->isDead); // Wait on Thread to Signal its death.
FF_Close(g_ThreadList->pFile); // Close the file.
CloseHandle(g_ThreadList->hThread); // Close thread handle.
RemoveThread(g_ThreadList); // Remove thread from list.
}
}
/**
* @public
* @brief MD5 Data Hashing function.
*
* Generates and displays an MD5 hash of a file. This is really useful when
* verify files for their integrity. We used MD5 extensively while stabilising
* the read and write functionality of FullFAT.
*
**/
int md5_cmd(int argc, char **argv, FF_ENVIRONMENT *pEnv) {
FF_IOMAN *pIoman = pEnv->pIoman;
FF_T_INT8 path[FF_MAX_PATH];
FF_T_UINT8 readBuf[8192];
FF_FILE *fSource;
FF_ERROR Error;
int len;
md5_state_t state;
md5_byte_t digest[16];
int di;
if(argc == 2) {
ProcessPath(path, argv[1], pEnv);
fSource = FF_Open(pIoman, path, FF_MODE_READ, &Error);
if(fSource) {
md5_init(&state);
do {
len = FF_Read(fSource, 1, 8192, readBuf);
md5_append(&state, (const md5_byte_t *)readBuf, len);
} while(len);
md5_finish(&state, digest);
for (di = 0; di < 16; ++di)
cons_printf("%02x", digest[di]);
cons_printf ("\n");
FF_Close(fSource);
} else {
cons_printf("Could not open file - %s\n", FF_GetErrMessage(Error));
}
} else {
cons_printf("Usage: %s [filename]\n", argv[0]);
}
return 0;
}
STATUS SSD_Ddm::Quiesce(Message *p_quiesce_message) // virtual
{
TRACE_ENTRY(SSD_Ddm::Quiesce);
// Save pointer to quiesce message.
// When this pointer is non zero, we are processing a quiesce.
CT_ASSERT(m_p_quiesce_message == 0, SSD_Ddm::Process_Quiesce);
m_p_quiesce_message = p_quiesce_message;
Tracef(EOL "Beginning flash file system quiesce.");
#ifdef PHS_REPORTER
// Start the Status reporter
RqDdmReporter *pRqReporter = new RqDdmReporter(PHS_STOP, PHS_SSD_STATUS, MyDid, MyVdn);
Send(pRqReporter, (ReplyCallback) &DiscardReply);
// Start the Performance reporter
RqDdmReporter *pRqReporter = new RqDdmReporter(PHS_STOP, PHS_SSD_PERFORMANCE, MyDid, MyVdn);
Send(pRqReporter, (ReplyCallback) &DiscardReply);
#endif
#if 0 // TEMPORARY always allow quiesce for debugging
// Are there any requests outstanding?
if (m_num_requests_outstanding)
{
// If so, Quiesce will be called by Respond_To_BSA_Request
// when the number of requests goes to zero.
Tracef(EOL "Waiting for %d outstanding requests to quiesce", m_num_requests_outstanding);
return OK;
}
#endif
// Set up the callback context to call Process_Quiesce
// when the file system has been closed.
m_request_context.Set_Callback(&Process_Quiesce);
// Start the close operation.
FF_Close(m_flash_handle, &m_request_context);
return OK;
} // SSD_Ddm::Quiesce
static int copy_file(const char *szsrcPath, const char *szdestPath, FF_T_BOOL bVerbose, FF_ENVIRONMENT *pEnv) {
FF_FILE *pfSource;
FF_FILE *pfDestination = NULL;
FILE *pex;
FF_ERROR ffError;
FF_T_SINT32 slBytesRead, slBytesWritten;
unsigned char buffer[CP_BUFFER_SIZE];
if(!strcmp(szsrcPath, szdestPath)) { // Ensure that source and destination are not the same file.
printf("cp: Source and Destination files are identical: illegal operation.\n");
return 0;
}
pfSource = FF_Open(pEnv->pIoman, szsrcPath, FF_MODE_READ, &ffError); // Attempt to open the source.
if(!pfSource) {
printf("cp: %s: open failed: %s\n", szsrcPath, FF_GetErrMessage(ffError)); // Display a meaningful error message.
return 0;
}
if(!bExternal) {
pfDestination = FF_Open(pEnv->pIoman, szdestPath, (FF_MODE_WRITE | FF_MODE_CREATE | FF_MODE_TRUNCATE), &ffError);
} else {
pex = fopen(szdestPath+1, "w");
}
if(!pfDestination && !pex) {
printf("cp: %s: open failed: %s\n", szdestPath, FF_GetErrMessage(ffError));
FF_Close(pfSource); // Don't forget to close the Source file.
return 0;
}
// Source and Destination files are open, copy the data from Source to Dest!
do {
slBytesRead = FF_Read(pfSource, 1, CP_BUFFER_SIZE, buffer);
if(!bExternal) {
slBytesWritten = FF_Write(pfDestination, 1, slBytesRead, buffer);
} else {
slBytesWritten = fwrite(buffer, 1, slBytesRead, pex);
}
if(slBytesWritten != slBytesRead) {
printf("cp: write error: %s\n", FF_GetErrMessage(slBytesWritten));
break;
}
} while(slBytesRead);
FF_Close(pfSource);
if(!bExternal) {
FF_Close(pfDestination);
} else {
fclose(pex);
}
if(bVerbose) {
printf("'%s' -> '%s'\n", szsrcPath, szdestPath);
}
return 0;
}
FF_ERROR FF_RmFile(FF_IOMAN *pIoman, const FF_T_WCHAR *path) {
#else
FF_ERROR FF_RmFile(FF_IOMAN *pIoman, const FF_T_INT8 *path) {
#endif
FF_FILE *pFile;
FF_ERROR Error = FF_ERR_NONE;
FF_T_UINT8 EntryBuffer[32];
FF_FETCH_CONTEXT FetchContext;
pFile = FF_Open(pIoman, path, FF_MODE_READ, &Error);
if(!pFile) {
return Error; // File in use or File not found!
}
pFile->FileDeleted = FF_TRUE;
if(pFile->ObjectCluster) { // Ensure there is actually a cluster chain to delete!
FF_lockFAT(pIoman); // Lock the FAT so its thread-safe.
{
Error = FF_UnlinkClusterChain(pIoman, pFile->ObjectCluster, 0); // 0 to delete the entire chain!
}
FF_unlockFAT(pIoman);
if(Error) {
FF_Close(pFile);
return Error;
}
}
// Edit the Directory Entry! (So it appears as deleted);
FF_lockDIR(pIoman);
{
Error = FF_InitEntryFetch(pIoman, pFile->DirCluster, &FetchContext);
if(Error) {
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
Error = FF_RmLFNs(pIoman, pFile->DirEntry, &FetchContext);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
Error = FF_FetchEntryWithContext(pIoman, pFile->DirEntry, &FetchContext, EntryBuffer);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
EntryBuffer[0] = 0xE5;
Error = FF_PushEntryWithContext(pIoman, pFile->DirEntry, &FetchContext, EntryBuffer);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
FF_CleanupEntryFetch(pIoman, &FetchContext);
}
FF_unlockDIR(pIoman);
Error = FF_FlushCache(pIoman);
if(Error) {
FF_Close(pFile);
return Error;
}
Error = FF_Close(pFile); // Free the file pointer resources
return Error;
}
FF_ERROR FF_RmDir(FF_IOMAN *pIoman, const FF_T_INT8 *path) {
FF_FILE *pFile;
FF_ERROR Error = FF_ERR_NONE;
FF_T_UINT8 EntryBuffer[32];
FF_T_SINT8 RetVal = FF_ERR_NONE;
#ifdef FF_PATH_CACHE
FF_T_UINT32 i;
#endif
if(!pIoman) {
return FF_ERR_NULL_POINTER;
}
pFile = FF_Open(pIoman, path, FF_MODE_DIR, &Error);
if(!pFile) {
return Error; // File in use or File not found!
}
pFile->FileDeleted = FF_TRUE;
FF_lockDIR(pIoman);
{
if(FF_isDirEmpty(pIoman, path)) {
FF_lockFAT(pIoman);
{
FF_UnlinkClusterChain(pIoman, pFile->ObjectCluster, 0); // 0 to delete the entire chain!
}
FF_unlockFAT(pIoman);
// Edit the Directory Entry! (So it appears as deleted);
FF_RmLFNs(pIoman, pFile->DirCluster, pFile->DirEntry);
FF_FetchEntry(pIoman, pFile->DirCluster, pFile->DirEntry, EntryBuffer);
EntryBuffer[0] = 0xE5;
FF_PushEntry(pIoman, pFile->DirCluster, pFile->DirEntry, EntryBuffer);
#ifdef FF_PATH_CACHE
FF_PendSemaphore(pIoman->pSemaphore); // Thread safety on shared object!
{
for(i = 0; i < FF_PATH_CACHE_DEPTH; i++) {
if(FF_strmatch(pIoman->pPartition->PathCache[i].Path, path, (FF_T_UINT16)strlen(path))) {
pIoman->pPartition->PathCache[i].Path[0] = '\0';
pIoman->pPartition->PathCache[i].DirCluster = 0;
FF_ReleaseSemaphore(pIoman->pSemaphore);
}
}
}
FF_ReleaseSemaphore(pIoman->pSemaphore);
#endif
FF_IncreaseFreeClusters(pIoman, pFile->iChainLength);
FF_FlushCache(pIoman);
} else {
RetVal = FF_ERR_DIR_NOT_EMPTY;
}
}
FF_unlockDIR(pIoman);
FF_Close(pFile); // Free the file pointer resources
// File is now lost!
return RetVal;
}
FF_FILE *FF_Open(FF_IOMAN *pIoman, const FF_T_WCHAR *path, FF_T_UINT8 Mode, FF_ERROR *pError) {
#else
FF_FILE *FF_Open(FF_IOMAN *pIoman, const FF_T_INT8 *path, FF_T_UINT8 Mode, FF_ERROR *pError) {
#endif
FF_FILE *pFile;
FF_FILE *pFileChain;
FF_DIRENT Object;
FF_T_UINT32 DirCluster, FileCluster;
FF_T_UINT32 nBytesPerCluster;
#ifdef FF_UNICODE_SUPPORT
FF_T_WCHAR filename[FF_MAX_FILENAME];
#else
FF_T_INT8 filename[FF_MAX_FILENAME];
#endif
FF_ERROR Error;
FF_T_UINT16 i;
if(pError) {
*pError = 0;
}
if(!pIoman) {
if(pError) {
*pError = FF_ERR_NULL_POINTER;
}
return (FF_FILE *)NULL;
}
pFile = FF_MALLOC(sizeof(FF_FILE));
if(!pFile) {
if(pError) {
*pError = FF_ERR_NOT_ENOUGH_MEMORY;
}
return (FF_FILE *)NULL;
}
// Get the Mode Bits.
pFile->Mode = Mode;
#ifdef FF_UNICODE_SUPPORT
i = (FF_T_UINT16) wcslen(path);
#else
i = (FF_T_UINT16) strlen(path);
#endif
while(i != 0) {
if(path[i] == '\\' || path[i] == '/') {
break;
}
i--;
}
#ifdef FF_UNICODE_SUPPORT
wcsncpy(filename, (path + i + 1), FF_MAX_FILENAME);
#else
strncpy(filename, (path + i + 1), FF_MAX_FILENAME);
#endif
if(i == 0) {
i = 1;
}
DirCluster = FF_FindDir(pIoman, path, i, &Error);
if(Error) {
if(pError) {
*pError = Error;
}
FF_FREE(pFile);
return (FF_FILE *) NULL;
}
if(DirCluster) {
FileCluster = FF_FindEntryInDir(pIoman, DirCluster, filename, 0x00, &Object, &Error);
if(Error) {
if(pError) {
*pError = Error;
}
FF_FREE(pFile);
return (FF_FILE *) NULL;
}
if(!FileCluster) { // If 0 was returned, it might be because the file has no allocated cluster
#ifdef FF_UNICODE_SUPPORT
if(wcslen(filename) == wcslen(Object.FileName)) {
if(Object.Filesize == 0 && FF_strmatch(filename, Object.FileName, (FF_T_UINT16) wcslen(filename)) == FF_TRUE) {
#else
if(strlen(filename) == strlen(Object.FileName)) {
if(Object.Filesize == 0 && FF_strmatch(filename, Object.FileName, (FF_T_UINT16) strlen(filename)) == FF_TRUE) {
#endif
// The file really was found!
FileCluster = 1;
}
}
}
if(!FileCluster) {
if((pFile->Mode & FF_MODE_CREATE)) {
FileCluster = FF_CreateFile(pIoman, DirCluster, filename, &Object, &Error);
if(Error) {
if(pError) {
*pError = Error;
}
FF_FREE(pFile);
return (FF_FILE *) NULL;
}
Object.CurrentItem += 1;
}
}
if(FileCluster) {
if(Object.Attrib == FF_FAT_ATTR_DIR) {
if(!(pFile->Mode & FF_MODE_DIR)) {
// Not the object, File Not Found!
FF_FREE(pFile);
if(pError) {
*pError = FF_ERR_FILE_OBJECT_IS_A_DIR;
}
return (FF_FILE *) NULL;
}
}
//---------- Ensure Read-Only files don't get opened for Writing.
if((pFile->Mode & FF_MODE_WRITE) || (pFile->Mode & FF_MODE_APPEND)) {
if((Object.Attrib & FF_FAT_ATTR_READONLY)) {
FF_FREE(pFile);
if(pError) {
*pError = FF_ERR_FILE_IS_READ_ONLY;
}
return (FF_FILE *) NULL;
}
}
pFile->pIoman = pIoman;
pFile->FilePointer = 0;
pFile->ObjectCluster = Object.ObjectCluster;
pFile->Filesize = Object.Filesize;
pFile->CurrentCluster = 0;
pFile->AddrCurrentCluster = pFile->ObjectCluster;
//pFile->Mode = Mode;
pFile->Next = NULL;
pFile->DirCluster = DirCluster;
pFile->DirEntry = Object.CurrentItem - 1;
nBytesPerCluster = pFile->pIoman->pPartition->SectorsPerCluster / pIoman->BlkSize;
pFile->iChainLength = 0;
pFile->iEndOfChain = 0;
pFile->FileDeleted = FF_FALSE;
// File Permission Processing
// Only "w" and "w+" mode strings can erase a file's contents.
// Any other combinations will not cause an erase.
if((pFile->Mode & FF_MODE_TRUNCATE)) {
pFile->Filesize = 0;
pFile->FilePointer = 0;
}
/*
Add pFile onto the end of our linked list of FF_FILE objects.
*/
FF_PendSemaphore(pIoman->pSemaphore);
{
if(!pIoman->FirstFile) {
pIoman->FirstFile = pFile;
} else {
pFileChain = (FF_FILE *) pIoman->FirstFile;
do {
if(pFileChain->ObjectCluster == pFile->ObjectCluster) {
// File is already open! DON'T ALLOW IT!
FF_ReleaseSemaphore(pIoman->pSemaphore);
FF_FREE(pFile);
if(pError) {
*pError = FF_ERR_FILE_ALREADY_OPEN;
}
return (FF_FILE *) NULL;
}
if(!pFileChain->Next) {
pFileChain->Next = pFile;
break;
}
pFileChain = (FF_FILE *) pFileChain->Next;
}while(pFileChain != NULL);
}
}
FF_ReleaseSemaphore(pIoman->pSemaphore);
return pFile;
}else {
FF_FREE(pFile);
if(pError) {
*pError = FF_ERR_FILE_NOT_FOUND;
}
return (FF_FILE *) NULL;
}
}
if(pError) {
*pError = FF_ERR_FILE_INVALID_PATH;
}
FF_FREE(pFile);
return (FF_FILE *)NULL;
}
/**
* @public
* @brief Tests if a Directory contains any other files or folders.
*
* @param pIoman FF_IOMAN object returned from the FF_CreateIOMAN() function.
*
**/
#ifdef FF_UNICODE_SUPPORT
FF_T_BOOL FF_isDirEmpty(FF_IOMAN *pIoman, const FF_T_WCHAR *Path) {
#else
FF_T_BOOL FF_isDirEmpty(FF_IOMAN *pIoman, const FF_T_INT8 *Path) {
#endif
FF_DIRENT MyDir;
FF_ERROR RetVal = FF_ERR_NONE;
FF_T_UINT8 i = 0;
if(!pIoman) {
return FF_FALSE;
}
RetVal = FF_FindFirst(pIoman, &MyDir, Path);
while(RetVal == 0) {
i++;
RetVal = FF_FindNext(pIoman, &MyDir);
if(i > 2) {
return FF_FALSE;
}
}
return FF_TRUE;
}
#ifdef FF_UNICODE_SUPPORT
FF_ERROR FF_RmDir(FF_IOMAN *pIoman, const FF_T_WCHAR *path) {
#else
FF_ERROR FF_RmDir(FF_IOMAN *pIoman, const FF_T_INT8 *path) {
#endif
FF_FILE *pFile;
FF_ERROR Error = FF_ERR_NONE;
FF_T_UINT8 EntryBuffer[32];
FF_FETCH_CONTEXT FetchContext;
FF_T_SINT8 RetVal = FF_ERR_NONE;
#ifdef FF_PATH_CACHE
FF_T_UINT32 i;
#endif
if(!pIoman) {
return FF_ERR_NULL_POINTER;
}
pFile = FF_Open(pIoman, path, FF_MODE_DIR, &Error);
if(!pFile) {
return Error; // File in use or File not found!
}
pFile->FileDeleted = FF_TRUE;
FF_lockDIR(pIoman);
{
if(FF_isDirEmpty(pIoman, path)) {
FF_lockFAT(pIoman);
{
Error = FF_UnlinkClusterChain(pIoman, pFile->ObjectCluster, 0); // 0 to delete the entire chain!
}
FF_unlockFAT(pIoman);
if(Error) {
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
// Initialise the dirent Fetch Context object for faster removal of dirents.
Error = FF_InitEntryFetch(pIoman, pFile->DirCluster, &FetchContext);
if(Error) {
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
// Edit the Directory Entry! (So it appears as deleted);
Error = FF_RmLFNs(pIoman, pFile->DirEntry, &FetchContext);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
Error = FF_FetchEntryWithContext(pIoman, pFile->DirEntry, &FetchContext, EntryBuffer);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
EntryBuffer[0] = 0xE5;
Error = FF_PushEntryWithContext(pIoman, pFile->DirEntry, &FetchContext, EntryBuffer);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
#ifdef FF_PATH_CACHE
FF_PendSemaphore(pIoman->pSemaphore); // Thread safety on shared object!
{
for(i = 0; i < FF_PATH_CACHE_DEPTH; i++) {
#ifdef FF_UNICODE_SUPPORT
if(FF_strmatch(pIoman->pPartition->PathCache[i].Path, path, (FF_T_UINT16)wcslen(path))) {
#else
if(FF_strmatch(pIoman->pPartition->PathCache[i].Path, path, (FF_T_UINT16)strlen(path))) {
#endif
pIoman->pPartition->PathCache[i].Path[0] = '\0';
pIoman->pPartition->PathCache[i].DirCluster = 0;
FF_ReleaseSemaphore(pIoman->pSemaphore);
}
}
}
FF_ReleaseSemaphore(pIoman->pSemaphore);
#endif
Error = FF_IncreaseFreeClusters(pIoman, pFile->iChainLength);
if(Error) {
FF_CleanupEntryFetch(pIoman, &FetchContext);
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
FF_CleanupEntryFetch(pIoman, &FetchContext);
Error = FF_FlushCache(pIoman);
if(Error) {
FF_unlockDIR(pIoman);
FF_Close(pFile);
return Error;
}
} else {
RetVal = FF_ERR_DIR_NOT_EMPTY;
}
}
FF_unlockDIR(pIoman);
Error = FF_Close(pFile); // Free the file pointer resources
if(Error) {
return Error;
}
// File is now lost!
return RetVal;
}
/**
* @public
* @brief Moves a file or directory from source to destination.
*
* @param pIoman The FF_IOMAN object pointer.
* @param szSourceFile String of the source file to be moved or renamed.
* @param szDestinationFile String of the destination file to where the source should be moved or renamed.
*
* @return FF_ERR_NONE on success.
* @return FF_ERR_FILE_DESTINATION_EXISTS if the destination file exists.
* @return FF_ERR_FILE_COULD_NOT_CREATE_DIRENT if dirent creation failed (fatal error!).
* @return FF_ERR_FILE_DIR_NOT_FOUND if destination directory was not found.
* @return FF_ERR_FILE_SOURCE_NOT_FOUND if the source file was not found.
*
**/
FF_ERROR FF_Move(FF_IOMAN *pIoman, const FF_T_INT8 *szSourceFile, const FF_T_INT8 *szDestinationFile) {
FF_ERROR Error;
FF_FILE *pSrcFile, *pDestFile;
FF_DIRENT MyFile;
FF_T_UINT8 EntryBuffer[32];
FF_T_UINT16 i;
FF_T_UINT32 DirCluster;
if(!pIoman) {
return FF_ERR_NULL_POINTER;
}
// Check destination file doesn't exist!
pDestFile = FF_Open(pIoman, szDestinationFile, FF_MODE_READ, &Error);
if(pDestFile || (Error == FF_ERR_FILE_OBJECT_IS_A_DIR)) {
FF_Close(pDestFile);
return FF_ERR_FILE_DESTINATION_EXISTS; // YES -- FAIL
}
pSrcFile = FF_Open(pIoman, szSourceFile, FF_MODE_READ, &Error);
if(Error == FF_ERR_FILE_OBJECT_IS_A_DIR) {
// Open a directory for moving!
pSrcFile = FF_Open(pIoman, szSourceFile, FF_MODE_DIR, &Error);
}
if(pSrcFile) {
// Create the new dirent.
FF_FetchEntry(pIoman, pSrcFile->DirCluster, pSrcFile->DirEntry, EntryBuffer);
MyFile.Attrib = FF_getChar(EntryBuffer, (FF_T_UINT16)(FF_FAT_DIRENT_ATTRIB));
MyFile.Filesize = pSrcFile->Filesize;
MyFile.ObjectCluster = pSrcFile->ObjectCluster;
MyFile.CurrentItem = 0;
i = (FF_T_UINT16) strlen(szDestinationFile);
while(i != 0) {
if(szDestinationFile[i] == '\\' || szDestinationFile[i] == '/') {
break;
}
i--;
}
strncpy(MyFile.FileName, (szDestinationFile + i + 1), FF_MAX_FILENAME);
if(i == 0) {
i = 1;
}
DirCluster = FF_FindDir(pIoman, szDestinationFile, i);
if(DirCluster) {
// Destination Dir was found, we can now create the new entry.
if(FF_CreateDirent(pIoman, DirCluster, &MyFile)) {
FF_Close(pSrcFile);
return FF_ERR_FILE_COULD_NOT_CREATE_DIRENT; // FAILED
}
// Edit the Directory Entry! (So it appears as deleted);
FF_lockDIR(pIoman);
{
FF_RmLFNs(pIoman, pSrcFile->DirCluster, pSrcFile->DirEntry);
FF_FetchEntry(pIoman, pSrcFile->DirCluster, pSrcFile->DirEntry, EntryBuffer);
EntryBuffer[0] = 0xE5;
FF_PushEntry(pIoman, pSrcFile->DirCluster, pSrcFile->DirEntry, EntryBuffer);
}
FF_unlockDIR(pIoman);
FF_Close(pSrcFile);
FF_FlushCache(pIoman);
return FF_ERR_NONE;
}
return FF_ERR_FILE_DIR_NOT_FOUND;
}
return FF_ERR_FILE_SOURCE_NOT_FOUND; // Source not found!
}
int mkfile_cmd(int xargc, char **xargv, FF_ENVIRONMENT *pEnv) {
FF_FILE *f;
FF_T_UINT32 Bytes;
FF_T_UINT32 BytesWritten = 0;
FF_T_UINT32 ElementSize = 0, Elements = 0, Multiplier = 0;
FF_T_UINT32 IntBuffer[4096]; // 16Kb of Integers!
FF_T_UINT32 i = 0, x;
FF_T_INT8 path[FF_MAX_PATH];
FF_ERROR Error;
//LARGE_INTEGER ticksPerSecond;
//LARGE_INTEGER start_ticks, end_ticks, cputime;
float transferRate = 0.0;
//cputime.QuadPart = 0;
//QueryPerformanceFrequency(&ticksPerSecond);
if(xargc == 5) {
sscanf(xargv[1], "%d", &ElementSize);
//cons_printf("%d ",ElementSize);
if(!ElementSize) {
cons_printf("Invalid Element Size!\n");
return 0;
}
sscanf(xargv[2], "%d", &Elements);
//cons_printf("%d ",Elements);
if(!Elements) {
cons_printf("Invalid Number of Elements\n");
return 0;
}
sscanf(xargv[3], "%d", &Multiplier);
//cons_printf("%d \n",Multiplier);
if(!Multiplier) {
cons_printf("Invalid Multiplier\n");
return 0;
}
Bytes = ElementSize * Elements * Multiplier;
//cons_printf("Creating file of size %lu Bytes (%0.2f MB) (%0.3f GB)\n", Bytes, (float)((float)Bytes / 1048576.0), (float)(((float)Bytes / 1048576.0)/1024.0));
ProcessPath(path, xargv[4], pEnv);
f = FF_Open(pEnv->pIoman, path, FF_GetModeBits("wb"), &Error);
if(f) {
for(x = 0; x < 4096; x++) {
IntBuffer[x] = i++;
}
while(Bytes) {
//QueryPerformanceCounter(&start_ticks);
if(Bytes >= 4096) {
BytesWritten += 4096;
Bytes -= FF_Write(f, 1, 4096, (FF_T_UINT8 *) IntBuffer);
} else {
BytesWritten += Bytes;
Bytes -= FF_Write(f, 1, Bytes, (FF_T_UINT8 *) IntBuffer);
}
//QueryPerformanceCounter(&end_ticks);
//cputime.QuadPart += (end_ticks.QuadPart - start_ticks.QuadPart);
//time = ((float)cputime.QuadPart/(float)ticksPerSecond.QuadPart);
//transferRate = (BytesWritten / time) / 1024;
//cons_printf("Written %0.2f MB (%7.2f KB/s)\r", (float) ((float)BytesWritten / 1048576.0), transferRate);
}
//cons_printf("Written %0.2f MB (%7.2f KB/s)\n", (float) ((float)BytesWritten / 1048576.0), transferRate);
FF_Close(f);
} else {
cons_printf("Error opening file: %s\n", FF_GetErrMessage(Error));
}
} else {
cons_printf("Generates a File filled with 32-bit integers.\n\n");
cons_printf("Usage: %s [Element Size] [Elements] [Multiplier] [filename]\n\n", xargv[0]);
cons_printf("E.g. a 1Mb File, \tFullFAT\\>%s 1024\t 1024\t 1\t 1m.dat\n", xargv[0]);
cons_printf("E.g. a 2Mb File, \tFullFAT\\>%s 1024\t 1024\t 2\t 2m.dat\n", xargv[0]);
cons_printf("E.g. a 2Mb File, \tFullFAT\\>%s 1024\t 1024\t 10\t 10m.dat\n", xargv[0]);
cons_printf("E.g. a 2Mb File, \tFullFAT\\>%s 1024\t 1024\t 100\t 100m.dat\n\n", xargv[0]);
}
return 0;
}
