Added long filename support.
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87ff61a8a6
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@ -1810,5 +1810,3 @@ void setPwmFrequency(uint8_t pin, int val)
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}
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}
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#endif
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@ -369,7 +369,6 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
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*
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* \param[in] blockNumber Logical block to be read.
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* \param[out] dst Pointer to the location that will receive the data.
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* \return The value one, true, is returned for success and
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* the value zero, false, is returned for failure.
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*/
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@ -639,5 +638,4 @@ bool Sd2Card::writeStop() {
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return false;
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}
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#endif
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@ -867,7 +867,7 @@ bool SdBaseFile::openParent(SdBaseFile* dir) {
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}
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// search for parent in '../..'
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do {
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if (file.readDir(&entry) != 32) goto fail;
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if (file.readDir(&entry, NULL) != 32) goto fail;
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c = entry.firstClusterLow;
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c |= (uint32_t)entry.firstClusterHigh << 16;
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} while (c != cluster);
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@ -1108,11 +1108,17 @@ int16_t SdBaseFile::read(void* buf, uint16_t nbyte) {
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* readDir() called before a directory has been opened, this is not
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* a directory file or an I/O error occurred.
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*/
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int8_t SdBaseFile::readDir(dir_t* dir) {
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int8_t SdBaseFile::readDir(dir_t* dir, char* longFilename) {
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int16_t n;
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// if not a directory file or miss-positioned return an error
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if (!isDir() || (0X1F & curPosition_)) return -1;
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//If we have a longFilename buffer, mark it as invalid. If we find a long filename it will be filled automaticly.
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if (longFilename != NULL)
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{
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longFilename[0] = '\0';
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}
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while (1) {
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n = read(dir, sizeof(dir_t));
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if (n != sizeof(dir_t)) return n == 0 ? 0 : -1;
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@ -1120,6 +1126,34 @@ int8_t SdBaseFile::readDir(dir_t* dir) {
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if (dir->name[0] == DIR_NAME_FREE) return 0;
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// skip empty entries and entry for . and ..
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if (dir->name[0] == DIR_NAME_DELETED || dir->name[0] == '.') continue;
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//Fill the long filename if we have a long filename entry,
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// long filename entries are stored before the actual filename.
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if (DIR_IS_LONG_NAME(dir) && longFilename != NULL)
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{
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vfat_t *VFAT = (vfat_t*)dir;
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//Sanity check the VFAT entry. The first cluster is always set to zero. And th esequence number should be higher then 0
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if (VFAT->firstClusterLow == 0 && (VFAT->sequenceNumber & 0x1F) > 0 && (VFAT->sequenceNumber & 0x1F) <= MAX_VFAT_ENTRIES)
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{
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//TODO: Store the filename checksum to verify if a none-long filename aware system modified the file table.
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n = ((VFAT->sequenceNumber & 0x1F) - 1) * 13;
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longFilename[n+0] = VFAT->name1[0];
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longFilename[n+1] = VFAT->name1[1];
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longFilename[n+2] = VFAT->name1[2];
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longFilename[n+3] = VFAT->name1[3];
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longFilename[n+4] = VFAT->name1[4];
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longFilename[n+5] = VFAT->name2[0];
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longFilename[n+6] = VFAT->name2[1];
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longFilename[n+7] = VFAT->name2[2];
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longFilename[n+8] = VFAT->name2[3];
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longFilename[n+9] = VFAT->name2[4];
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longFilename[n+10] = VFAT->name2[5];
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longFilename[n+11] = VFAT->name3[0];
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longFilename[n+12] = VFAT->name3[1];
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//If this VFAT entry is the last one, add a NUL terminator at the end of the string
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if (VFAT->sequenceNumber & 0x40)
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longFilename[n+13] = '\0';
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}
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}
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// return if normal file or subdirectory
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if (DIR_IS_FILE_OR_SUBDIR(dir)) return n;
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}
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@ -283,7 +283,7 @@ class SdBaseFile {
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bool printName();
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int16_t read();
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int16_t read(void* buf, uint16_t nbyte);
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int8_t readDir(dir_t* dir);
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int8_t readDir(dir_t* dir, char* longFilename);
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static bool remove(SdBaseFile* dirFile, const char* path);
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bool remove();
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/** Set the file's current position to zero. */
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@ -455,7 +455,7 @@ class SdBaseFile {
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* \param[out] dir The dir_t struct that will receive the data.
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* \return bytes read for success zero for eof or -1 for failure.
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*/
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int8_t readDir(dir_t& dir) {return readDir(&dir);} // NOLINT
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int8_t readDir(dir_t& dir, char* longFilename) {return readDir(&dir, longFilename);} // NOLINT
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/** \deprecated Use:
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* static uint8_t remove(SdBaseFile* dirFile, const char* path);
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* \param[in] dirFile The directory that contains the file.
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@ -108,6 +108,13 @@ uint8_t const SOFT_SPI_SCK_PIN = 13;
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* a pure virtual function is called.
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*/
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#define USE_CXA_PURE_VIRTUAL 1
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/**
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* Defines for long (vfat) filenames
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*/
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/** Number of VFAT entries used. Every entry has 13 UTF-16 characters */
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#define MAX_VFAT_ENTRIES (2)
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/** Total size of the buffer used to store the long filenames */
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#define LONG_FILENAME_LENGTH (13*MAX_VFAT_ENTRIES+1)
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#endif // SdFatConfig_h
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@ -22,6 +22,8 @@
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#ifndef SdFatStructs_h
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#define SdFatStructs_h
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#define PACKED __attribute__((__packed__))
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/**
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* \file
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* \brief FAT file structures
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@ -95,7 +97,7 @@ struct partitionTable {
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uint32_t firstSector;
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/** Length of the partition, in blocks. */
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uint32_t totalSectors;
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};
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} PACKED;
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/** Type name for partitionTable */
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typedef struct partitionTable part_t;
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//------------------------------------------------------------------------------
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@ -119,7 +121,7 @@ struct masterBootRecord {
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uint8_t mbrSig0;
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/** Second MBR signature byte. Must be 0XAA */
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uint8_t mbrSig1;
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};
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} PACKED;
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/** Type name for masterBootRecord */
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typedef struct masterBootRecord mbr_t;
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//------------------------------------------------------------------------------
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@ -247,7 +249,7 @@ struct fat_boot {
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uint8_t bootSectorSig0;
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/** must be 0XAA */
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uint8_t bootSectorSig1;
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};
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} PACKED;
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/** Type name for FAT Boot Sector */
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typedef struct fat_boot fat_boot_t;
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//------------------------------------------------------------------------------
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@ -401,7 +403,7 @@ struct fat32_boot {
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uint8_t bootSectorSig0;
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/** must be 0XAA */
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uint8_t bootSectorSig1;
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};
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} PACKED;
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/** Type name for FAT32 Boot Sector */
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typedef struct fat32_boot fat32_boot_t;
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//------------------------------------------------------------------------------
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@ -441,7 +443,7 @@ struct fat32_fsinfo {
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uint8_t reserved2[12];
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/** must be 0X00, 0X00, 0X55, 0XAA */
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uint8_t tailSignature[4];
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};
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} PACKED;
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/** Type name for FAT32 FSINFO Sector */
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typedef struct fat32_fsinfo fat32_fsinfo_t;
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//------------------------------------------------------------------------------
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@ -539,12 +541,46 @@ struct directoryEntry {
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uint16_t firstClusterLow;
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/** 32-bit unsigned holding this file's size in bytes. */
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uint32_t fileSize;
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};
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} PACKED;
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/**
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* \struct directoryVFATEntry
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* \brief VFAT long filename directory entry
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*
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* directoryVFATEntries are found in the same list as normal directoryEntry.
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* But have the attribute field set to DIR_ATT_LONG_NAME.
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*
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* Long filenames are saved in multiple directoryVFATEntries.
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* Each entry containing 13 UTF-16 characters.
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*/
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struct directoryVFATEntry {
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/**
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* Sequence number. Consists of 2 parts:
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* bit 6: indicates first long filename block for the next file
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* bit 0-4: the position of this long filename block (first block is 1)
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*/
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uint8_t sequenceNumber;
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/** First set of UTF-16 characters */
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uint16_t name1[5];//UTF-16
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/** attributes (at the same location as in directoryEntry), always 0x0F */
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uint8_t attributes;
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/** Reserved for use by Windows NT. Always 0. */
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uint8_t reservedNT;
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/** Checksum of the short 8.3 filename, can be used to checked if the file system as modified by a not-long-filename aware implementation. */
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uint8_t checksum;
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/** Second set of UTF-16 characters */
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uint16_t name2[6];//UTF-16
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/** firstClusterLow is always zero for longFilenames */
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uint16_t firstClusterLow;
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/** Third set of UTF-16 characters */
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uint16_t name3[2];//UTF-16
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} PACKED;
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//------------------------------------------------------------------------------
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// Definitions for directory entries
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//
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/** Type name for directoryEntry */
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typedef struct directoryEntry dir_t;
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/** Type name for directoryVFATEntry */
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typedef struct directoryVFATEntry vfat_t;
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/** escape for name[0] = 0XE5 */
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uint8_t const DIR_NAME_0XE5 = 0X05;
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/** name[0] value for entry that is free after being "deleted" */
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@ -51,7 +51,7 @@ void CardReader::lsDive(const char *prepend,SdFile parent)
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dir_t p;
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uint8_t cnt=0;
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while (parent.readDir(p) > 0)
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while (parent.readDir(p, longFilename) > 0)
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{
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if( DIR_IS_SUBDIR(&p) && lsAction!=LS_Count && lsAction!=LS_GetFilename) // hence LS_SerialPrint
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{
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@ -429,16 +429,16 @@ void CardReader::checkautostart(bool force)
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char autoname[30];
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sprintf(autoname,"auto%i.g",lastnr);
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for(int8_t i=0;i<(int)strlen(autoname);i++)
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for(int8_t i=0;i<(int8_t)strlen(autoname);i++)
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autoname[i]=tolower(autoname[i]);
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dir_t p;
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root.rewind();
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bool found=false;
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while (root.readDir(p) > 0)
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while (root.readDir(p, NULL) > 0)
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{
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for(int8_t i=0;i<(int)strlen((char*)p.name);i++)
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for(int8_t i=0;i<(int8_t)strlen((char*)p.name);i++)
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p.name[i]=tolower(p.name[i]);
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//Serial.print((char*)p.name);
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//Serial.print(" ");
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@ -45,7 +45,8 @@ public:
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bool saving;
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bool sdprinting ;
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bool cardOK ;
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char filename[12];
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char filename[13];
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char longFilename[LONG_FILENAME_LENGTH];
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bool filenameIsDir;
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int lastnr; //last number of the autostart;
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private:
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@ -2304,7 +2304,15 @@ void MainMenu::showSD()
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//Serial.print("Filenr:");Serial.println(i-2);
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lcd.setCursor(0,line);lcdprintPGM(" ");
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if(card.filenameIsDir) lcd.print("\005");
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lcd.print(card.filename);
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if (card.longFilename[0])
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{
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card.longFilename[LCD_WIDTH-1] = '\0';
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lcd.print(card.longFilename);
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}
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else
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{
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lcd.print(card.filename);
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}
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}
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if((activeline==line) && CLICKED)
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{
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enquecommand("M24");
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beep();
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status=Main_Status;
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lcd_status(card.filename);
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if (card.longFilename[0])
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{
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card.longFilename[LCD_WIDTH-1] = '\0';
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lcd_status(card.longFilename);
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}
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else
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{
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lcd_status(card.filename);
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}
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}
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}
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}
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