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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
- #include "../inc/MarlinConfig.h"
-
- #if ENABLED(SDSUPPORT)
-
- #include "cardreader.h"
-
- #include "../MarlinCore.h"
- #include "../lcd/ultralcd.h"
- #include "../module/planner.h" // for synchronize
- #include "../module/printcounter.h"
- #include "../core/language.h"
- #include "../gcode/queue.h"
- #include "../module/configuration_store.h"
-
- #if ENABLED(EMERGENCY_PARSER)
- #include "../feature/emergency_parser.h"
- #endif
-
- #if ENABLED(POWER_LOSS_RECOVERY)
- #include "../feature/power_loss_recovery.h"
- #endif
-
- #if ENABLED(ADVANCED_PAUSE_FEATURE)
- #include "../feature/pause.h"
- #endif
-
- // public:
-
- card_flags_t CardReader::flag;
- uint8_t CardReader::sdprinting_done_state;
- char CardReader::filename[FILENAME_LENGTH], CardReader::longFilename[LONG_FILENAME_LENGTH];
- int8_t CardReader::autostart_index;
-
- #if ENABLED(BINARY_FILE_TRANSFER) && NUM_SERIAL > 1
- int8_t CardReader::transfer_port_index;
- #endif
-
- // private:
-
- SdFile CardReader::root, CardReader::workDir, CardReader::workDirParents[MAX_DIR_DEPTH];
- uint8_t CardReader::workDirDepth;
-
- #if ENABLED(SDCARD_SORT_ALPHA)
-
- uint16_t CardReader::sort_count;
- #if ENABLED(SDSORT_GCODE)
- bool CardReader::sort_alpha;
- int CardReader::sort_folders;
- //bool CardReader::sort_reverse;
- #endif
-
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- uint8_t *CardReader::sort_order;
- #else
- uint8_t CardReader::sort_order[SDSORT_LIMIT];
- #endif
-
- #if ENABLED(SDSORT_USES_RAM)
-
- #if ENABLED(SDSORT_CACHE_NAMES)
- uint16_t CardReader::nrFiles; // Cached total file count
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- char **CardReader::sortshort, **CardReader::sortnames;
- #else
- char CardReader::sortshort[SDSORT_LIMIT][FILENAME_LENGTH];
- char CardReader::sortnames[SDSORT_LIMIT][SORTED_LONGNAME_STORAGE];
- #endif
- #elif DISABLED(SDSORT_USES_STACK)
- char CardReader::sortnames[SDSORT_LIMIT][SORTED_LONGNAME_STORAGE];
- #endif
-
- #if HAS_FOLDER_SORTING
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- uint8_t *CardReader::isDir;
- #elif ENABLED(SDSORT_CACHE_NAMES) || DISABLED(SDSORT_USES_STACK)
- uint8_t CardReader::isDir[(SDSORT_LIMIT+7)>>3];
- #endif
- #define IS_DIR(n) TEST(isDir[(n) >> 3], (n) & 0x07)
- #endif
-
- #endif // SDSORT_USES_RAM
-
- #endif // SDCARD_SORT_ALPHA
-
- Sd2Card CardReader::sd2card;
- SdVolume CardReader::volume;
- SdFile CardReader::file;
-
- uint8_t CardReader::file_subcall_ctr;
- uint32_t CardReader::filespos[SD_PROCEDURE_DEPTH];
- char CardReader::proc_filenames[SD_PROCEDURE_DEPTH][MAXPATHNAMELENGTH];
-
- uint32_t CardReader::filesize, CardReader::sdpos;
-
- CardReader::CardReader() {
- #if ENABLED(SDCARD_SORT_ALPHA)
- sort_count = 0;
- #if ENABLED(SDSORT_GCODE)
- sort_alpha = true;
- sort_folders = FOLDER_SORTING;
- //sort_reverse = false;
- #endif
- #endif
- flag.sdprinting = flag.mounted = flag.saving = flag.logging = false;
- filesize = sdpos = 0;
- file_subcall_ctr = 0;
-
- workDirDepth = 0;
- ZERO(workDirParents);
-
- // Disable autostart until card is initialized
- autostart_index = -1;
-
- #if PIN_EXISTS(SDPOWER)
- OUT_WRITE(SDPOWER_PIN, HIGH); // Power the SD reader
- #endif
- }
-
- //
- // Get a DOS 8.3 filename in its useful form
- //
- char *createFilename(char * const buffer, const dir_t &p) {
- char *pos = buffer;
- for (uint8_t i = 0; i < 11; i++) {
- if (p.name[i] == ' ') continue;
- if (i == 8) *pos++ = '.';
- *pos++ = p.name[i];
- }
- *pos++ = 0;
- return buffer;
- }
-
- //
- // Return 'true' if the item is a folder or G-code file
- //
- bool CardReader::is_dir_or_gcode(const dir_t &p) {
- uint8_t pn0 = p.name[0];
-
- if ( pn0 == DIR_NAME_FREE || pn0 == DIR_NAME_DELETED // Clear or Deleted entry
- || pn0 == '.' || longFilename[0] == '.' // Hidden file
- || !DIR_IS_FILE_OR_SUBDIR(&p) // Not a File or Directory
- || (p.attributes & DIR_ATT_HIDDEN) // Hidden by attribute
- ) return false;
-
- flag.filenameIsDir = DIR_IS_SUBDIR(&p); // We know it's a File or Folder
-
- return (
- flag.filenameIsDir // All Directories are ok
- || (p.name[8] == 'G' && p.name[9] != '~') // Non-backup *.G* files are accepted
- );
- }
-
- //
- // Get the number of (compliant) items in the folder
- //
- int CardReader::countItems(SdFile dir) {
- dir_t p;
- int c = 0;
- while (dir.readDir(&p, longFilename) > 0)
- c += is_dir_or_gcode(p);
-
- #if ENABLED(SDCARD_SORT_ALPHA) && SDSORT_USES_RAM && SDSORT_CACHE_NAMES
- nrFiles = c;
- #endif
-
- return c;
- }
-
- //
- // Get file/folder info for an item by index
- //
- void CardReader::selectByIndex(SdFile dir, const uint8_t index) {
- dir_t p;
- for (uint8_t cnt = 0; dir.readDir(&p, longFilename) > 0;) {
- if (is_dir_or_gcode(p)) {
- if (cnt == index) {
- createFilename(filename, p);
- return; // 0 based index
- }
- cnt++;
- }
- }
- }
-
- //
- // Get file/folder info for an item by name
- //
- void CardReader::selectByName(SdFile dir, const char * const match) {
- dir_t p;
- for (uint8_t cnt = 0; dir.readDir(&p, longFilename) > 0; cnt++) {
- if (is_dir_or_gcode(p)) {
- createFilename(filename, p);
- if (strcasecmp(match, filename) == 0) return;
- }
- }
- }
-
- //
- // Recursive method to list all files within a folder
- //
- void CardReader::printListing(SdFile parent, const char * const prepend/*=nullptr*/) {
- dir_t p;
- while (parent.readDir(&p, longFilename) > 0) {
- if (DIR_IS_SUBDIR(&p)) {
-
- // Get the short name for the item, which we know is a folder
- char dosFilename[FILENAME_LENGTH];
- createFilename(dosFilename, p);
-
- // Allocate enough stack space for the full path to a folder, trailing slash, and nul
- const bool prepend_is_empty = (!prepend || prepend[0] == '\0');
- const int len = (prepend_is_empty ? 1 : strlen(prepend)) + strlen(dosFilename) + 1 + 1;
- char path[len];
-
- // Append the FOLDERNAME12/ to the passed string.
- // It contains the full path to the "parent" argument.
- // We now have the full path to the item in this folder.
- strcpy(path, prepend_is_empty ? "/" : prepend); // root slash if prepend is empty
- strcat(path, dosFilename); // FILENAME_LENGTH characters maximum
- strcat(path, "/"); // 1 character
-
- // Serial.print(path);
-
- // Get a new directory object using the full path
- // and dive recursively into it.
- SdFile child;
- if (!child.open(&parent, dosFilename, O_READ)) {
- SERIAL_ECHO_START();
- SERIAL_ECHOLNPAIR(STR_SD_CANT_OPEN_SUBDIR, dosFilename);
- }
- printListing(child, path);
- // close() is done automatically by destructor of SdFile
- }
- else if (is_dir_or_gcode(p)) {
- createFilename(filename, p);
- if (prepend) SERIAL_ECHO(prepend);
- SERIAL_ECHO(filename);
- SERIAL_CHAR(' ');
- SERIAL_ECHOLN(p.fileSize);
- }
- }
- }
-
- //
- // List all files on the SD card
- //
- void CardReader::ls() {
- root.rewind();
- printListing(root);
- }
-
- #if ENABLED(LONG_FILENAME_HOST_SUPPORT)
-
- //
- // Get a long pretty path based on a DOS 8.3 path
- //
- void CardReader::printLongPath(char * const path) {
-
- int i, pathLen = strlen(path);
-
- // SERIAL_ECHOPGM("Full Path: "); SERIAL_ECHOLN(path);
-
- // Zero out slashes to make segments
- for (i = 0; i < pathLen; i++) if (path[i] == '/') path[i] = '\0';
-
- SdFile diveDir = root; // start from the root for segment 1
- for (i = 0; i < pathLen;) {
-
- if (path[i] == '\0') i++; // move past a single nul
-
- char *segment = &path[i]; // The segment after most slashes
-
- // If a segment is empty (extra-slash) then exit
- if (!*segment) break;
-
- // Go to the next segment
- while (path[++i]) { }
-
- // SERIAL_ECHOPGM("Looking for segment: "); SERIAL_ECHOLN(segment);
-
- // Find the item, setting the long filename
- diveDir.rewind();
- selectByName(diveDir, segment);
-
- // Print /LongNamePart to serial output
- SERIAL_CHAR('/');
- SERIAL_ECHO(longFilename[0] ? longFilename : "???");
-
- // If the filename was printed then that's it
- if (!flag.filenameIsDir) break;
-
- // SERIAL_ECHOPGM("Opening dir: "); SERIAL_ECHOLN(segment);
-
- // Open the sub-item as the new dive parent
- SdFile dir;
- if (!dir.open(&diveDir, segment, O_READ)) {
- SERIAL_EOL();
- SERIAL_ECHO_START();
- SERIAL_ECHOPAIR(STR_SD_CANT_OPEN_SUBDIR, segment);
- break;
- }
-
- diveDir.close();
- diveDir = dir;
-
- } // while i<pathLen
-
- SERIAL_EOL();
- }
-
- #endif // LONG_FILENAME_HOST_SUPPORT
-
- //
- // Echo the DOS 8.3 filename (and long filename, if any)
- //
- void CardReader::printFilename() {
- if (file.isOpen()) {
- char dosFilename[FILENAME_LENGTH];
- file.getDosName(dosFilename);
- SERIAL_ECHO(dosFilename);
- #if ENABLED(LONG_FILENAME_HOST_SUPPORT)
- selectFileByName(dosFilename);
- if (longFilename[0]) {
- SERIAL_ECHO(' ');
- SERIAL_ECHO(longFilename);
- }
- #endif
- }
- else
- SERIAL_ECHOPGM("(no file)");
-
- SERIAL_EOL();
- }
-
- void CardReader::mount() {
- flag.mounted = false;
- if (root.isOpen()) root.close();
-
- if (!sd2card.init(SPI_SPEED, SDSS)
- #if defined(LCD_SDSS) && (LCD_SDSS != SDSS)
- && !sd2card.init(SPI_SPEED, LCD_SDSS)
- #endif
- ) SERIAL_ECHO_MSG(STR_SD_INIT_FAIL);
- else if (!volume.init(&sd2card))
- SERIAL_ERROR_MSG(STR_SD_VOL_INIT_FAIL);
- else if (!root.openRoot(&volume))
- SERIAL_ERROR_MSG(STR_SD_OPENROOT_FAIL);
- else {
- flag.mounted = true;
- SERIAL_ECHO_MSG(STR_SD_CARD_OK);
- #if ENABLED(EEPROM_SETTINGS) && NONE(FLASH_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
- settings.first_load();
- #endif
- }
- cdroot();
-
- ui.refresh();
- }
-
- void CardReader::release() {
- endFilePrint();
- flag.mounted = false;
- }
-
- void CardReader::openAndPrintFile(const char *name) {
- char cmd[4 + strlen(name) + 1]; // Room for "M23 ", filename, and null
- extern const char M23_STR[];
- sprintf_P(cmd, M23_STR, name);
- for (char *c = &cmd[4]; *c; c++) *c = tolower(*c);
- queue.enqueue_one_now(cmd);
- queue.enqueue_now_P(M24_STR);
- }
-
- void CardReader::startFileprint() {
- if (isMounted()) {
- flag.sdprinting = true;
- #if SD_RESORT
- flush_presort();
- #endif
- }
- }
-
- void CardReader::endFilePrint(
- #if SD_RESORT
- const bool re_sort/*=false*/
- #endif
- ) {
- #if ENABLED(ADVANCED_PAUSE_FEATURE)
- did_pause_print = 0;
- #endif
- flag.sdprinting = flag.abort_sd_printing = false;
- if (isFileOpen()) file.close();
- #if SD_RESORT
- if (re_sort) presort();
- #endif
- }
-
- void CardReader::openLogFile(char * const path) {
- flag.logging = true;
- openFileWrite(path);
- }
-
- //
- // Get the root-relative DOS path of the selected file
- //
- void CardReader::getAbsFilename(char *dst) {
- *dst++ = '/';
- uint8_t cnt = 1;
-
- auto appendAtom = [&](SdFile &file) {
- file.getDosName(dst);
- while (*dst && cnt < MAXPATHNAMELENGTH) { dst++; cnt++; }
- if (cnt < MAXPATHNAMELENGTH) { *dst = '/'; dst++; cnt++; }
- };
-
- for (uint8_t i = 0; i < workDirDepth; i++) // Loop down to current work dir
- appendAtom(workDirParents[i]);
-
- if (cnt < MAXPATHNAMELENGTH - (FILENAME_LENGTH) - 1) { // Leave room for filename and nul
- appendAtom(file);
- --dst;
- }
- *dst = '\0';
- }
-
- void openFailed(const char * const fname) {
- SERIAL_ECHOLNPAIR(STR_SD_OPEN_FILE_FAIL, fname, ".");
- }
-
- void announceOpen(const uint8_t doing, const char * const path) {
- if (doing) {
- PORT_REDIRECT(SERIAL_BOTH);
- SERIAL_ECHO_START();
- SERIAL_ECHOPGM("Now ");
- serialprintPGM(doing == 1 ? PSTR("doing") : PSTR("fresh"));
- SERIAL_ECHOLNPAIR(" file: ", path);
- PORT_RESTORE();
- }
- }
-
- //
- // Open a file by DOS path for read
- // The 'subcall_type' flag indicates...
- // - 0 : Standard open from host or user interface.
- // - 1 : (file open) Opening a new sub-procedure.
- // - 1 : (no file open) Opening a macro (M98).
- // - 2 : Resuming from a sub-procedure
- //
- void CardReader::openFileRead(char * const path, const uint8_t subcall_type/*=0*/) {
- if (!isMounted()) return;
-
- switch (subcall_type) {
- case 0: // Starting a new print. "Now fresh file: ..."
- announceOpen(2, path);
- file_subcall_ctr = 0;
- break;
-
- case 1: // Starting a sub-procedure
-
- // With no file is open it's a simple macro. "Now doing file: ..."
- if (!isFileOpen()) { announceOpen(1, path); break; }
-
- // Too deep? The firmware has to bail.
- if (file_subcall_ctr > SD_PROCEDURE_DEPTH - 1) {
- SERIAL_ERROR_MSG("trying to call sub-gcode files with too many levels. MAX level is:" STRINGIFY(SD_PROCEDURE_DEPTH));
- kill();
- return;
- }
-
- // Store current filename (based on workDirParents) and position
- getAbsFilename(proc_filenames[file_subcall_ctr]);
- filespos[file_subcall_ctr] = sdpos;
-
- // For sub-procedures say 'SUBROUTINE CALL target: "..." parent: "..." pos12345'
- SERIAL_ECHO_START();
- SERIAL_ECHOLNPAIR("SUBROUTINE CALL target:\"", path, "\" parent:\"", proc_filenames[file_subcall_ctr], "\" pos", sdpos);
- file_subcall_ctr++;
- break;
-
- case 2: // Resuming previous file after sub-procedure
- SERIAL_ECHO_MSG("END SUBROUTINE");
- break;
- }
-
- endFilePrint();
-
- SdFile *curDir;
- const char * const fname = diveToFile(true, curDir, path);
- if (!fname) return;
-
- if (file.open(curDir, fname, O_READ)) {
- filesize = file.fileSize();
- sdpos = 0;
-
- PORT_REDIRECT(SERIAL_BOTH);
- SERIAL_ECHOLNPAIR(STR_SD_FILE_OPENED, fname, STR_SD_SIZE, filesize);
- SERIAL_ECHOLNPGM(STR_SD_FILE_SELECTED);
- PORT_RESTORE();
-
- selectFileByName(fname);
- ui.set_status(longFilename[0] ? longFilename : fname);
- }
- else
- openFailed(fname);
- }
-
- inline void echo_write_to_file(const char * const fname) {
- SERIAL_ECHOLNPAIR(STR_SD_WRITE_TO_FILE, fname);
- }
-
- //
- // Open a file by DOS path for write
- //
- void CardReader::openFileWrite(char * const path) {
- if (!isMounted()) return;
-
- announceOpen(2, path);
- file_subcall_ctr = 0;
-
- endFilePrint();
-
- SdFile *curDir;
- const char * const fname = diveToFile(false, curDir, path);
- if (!fname) return;
-
- if (file.open(curDir, fname, O_CREAT | O_APPEND | O_WRITE | O_TRUNC)) {
- flag.saving = true;
- selectFileByName(fname);
- #if ENABLED(EMERGENCY_PARSER)
- emergency_parser.disable();
- #endif
- echo_write_to_file(fname);
- ui.set_status(fname);
- }
- else
- openFailed(fname);
- }
-
- //
- // Delete a file by name in the working directory
- //
- void CardReader::removeFile(const char * const name) {
- if (!isMounted()) return;
-
- //endFilePrint();
-
- SdFile *curDir;
- const char * const fname = diveToFile(false, curDir, name);
- if (!fname) return;
-
- if (file.remove(curDir, fname)) {
- SERIAL_ECHOLNPAIR("File deleted:", fname);
- sdpos = 0;
- #if ENABLED(SDCARD_SORT_ALPHA)
- presort();
- #endif
- }
- else
- SERIAL_ECHOLNPAIR("Deletion failed, File: ", fname, ".");
- }
-
- void CardReader::report_status() {
- if (isPrinting()) {
- SERIAL_ECHOPGM(STR_SD_PRINTING_BYTE);
- SERIAL_ECHO(sdpos);
- SERIAL_CHAR('/');
- SERIAL_ECHOLN(filesize);
- }
- else
- SERIAL_ECHOLNPGM(STR_SD_NOT_PRINTING);
- }
-
- void CardReader::write_command(char * const buf) {
- char* begin = buf;
- char* npos = nullptr;
- char* end = buf + strlen(buf) - 1;
-
- file.writeError = false;
- if ((npos = strchr(buf, 'N')) != nullptr) {
- begin = strchr(npos, ' ') + 1;
- end = strchr(npos, '*') - 1;
- }
- end[1] = '\r';
- end[2] = '\n';
- end[3] = '\0';
- file.write(begin);
-
- if (file.writeError) SERIAL_ERROR_MSG(STR_SD_ERR_WRITE_TO_FILE);
- }
-
- //
- // Run the next autostart file. Called:
- // - On boot after successful card init
- // - After finishing the previous autostart file
- // - From the LCD command to run the autostart file
- //
-
- void CardReader::checkautostart() {
-
- if (autostart_index < 0 || flag.sdprinting) return;
-
- if (!isMounted()) mount();
- #if ENABLED(EEPROM_SETTINGS) && NONE(FLASH_EEPROM_EMULATION, SPI_EEPROM, I2C_EEPROM)
- else settings.first_load();
- #endif
-
- if (isMounted()
- #if ENABLED(POWER_LOSS_RECOVERY)
- && !recovery.valid() // Don't run auto#.g when a resume file exists
- #endif
- ) {
- char autoname[8];
- sprintf_P(autoname, PSTR("auto%c.g"), autostart_index + '0');
- dir_t p;
- root.rewind();
- while (root.readDir(&p, nullptr) > 0) {
- for (int8_t i = (int8_t)strlen((char*)p.name); i--;) p.name[i] = tolower(p.name[i]);
- if (p.name[9] != '~' && strncmp((char*)p.name, autoname, 5) == 0) {
- openAndPrintFile(autoname);
- autostart_index++;
- return;
- }
- }
- }
- autostart_index = -1;
- }
-
- void CardReader::beginautostart() {
- autostart_index = 0;
- cdroot();
- }
-
- void CardReader::closefile(const bool store_location) {
- file.sync();
- file.close();
- flag.saving = flag.logging = false;
- sdpos = 0;
- #if ENABLED(EMERGENCY_PARSER)
- emergency_parser.enable();
- #endif
-
- if (store_location) {
- //future: store printer state, filename and position for continuing a stopped print
- // so one can unplug the printer and continue printing the next day.
- }
- }
-
- //
- // Get info for a file in the working directory by index
- //
- void CardReader::selectFileByIndex(const uint16_t nr) {
- #if ENABLED(SDSORT_CACHE_NAMES)
- if (nr < sort_count) {
- strcpy(filename, sortshort[nr]);
- strcpy(longFilename, sortnames[nr]);
- flag.filenameIsDir = IS_DIR(nr);
- return;
- }
- #endif
- workDir.rewind();
- selectByIndex(workDir, nr);
- }
-
- //
- // Get info for a file in the working directory by DOS name
- //
- void CardReader::selectFileByName(const char * const match) {
- #if ENABLED(SDSORT_CACHE_NAMES)
- for (uint16_t nr = 0; nr < sort_count; nr++)
- if (strcasecmp(match, sortshort[nr]) == 0) {
- strcpy(filename, sortshort[nr]);
- strcpy(longFilename, sortnames[nr]);
- flag.filenameIsDir = IS_DIR(nr);
- return;
- }
- #endif
- workDir.rewind();
- selectByName(workDir, match);
- }
-
- uint16_t CardReader::countFilesInWorkDir() {
- workDir.rewind();
- return countItems(workDir);
- }
-
- /**
- * Dive to the given DOS 8.3 file path, with optional echo of the dive paths.
- *
- * On exit, curDir contains an SdFile reference to the file's directory.
- *
- * Returns a pointer to the last segment (filename) of the given DOS 8.3 path.
- *
- * A nullptr result indicates an unrecoverable error.
- */
- const char* CardReader::diveToFile(const bool update_cwd, SdFile*& curDir, const char * const path, const bool echo/*=false*/) {
- // Track both parent and subfolder
- static SdFile newDir1, newDir2;
- SdFile *sub = &newDir1, *startDir;
-
- // Parsing the path string
- const char *item_name_adr = path;
-
- if (path[0] == '/') { // Starting at the root directory?
- curDir = &root;
- if (update_cwd) workDirDepth = 0; // The cwd can be updated for the benefit of sub-programs
- item_name_adr++;
- }
- else
- curDir = &workDir; // Dive from workDir (as set by the UI)
-
- startDir = curDir;
- while (item_name_adr) {
- // Find next subdirectory delimiter
- char * const name_end = strchr(item_name_adr, '/');
-
- // Last atom in the path? Item found.
- if (name_end <= item_name_adr) break;
-
- // Set subDirName
- const uint8_t len = name_end - item_name_adr;
- char dosSubdirname[len + 1];
- strncpy(dosSubdirname, item_name_adr, len);
- dosSubdirname[len] = 0;
-
- if (echo) SERIAL_ECHOLN(dosSubdirname);
-
- // Open curDir
- if (!sub->open(curDir, dosSubdirname, O_READ)) {
- SERIAL_ECHOLNPAIR(STR_SD_OPEN_FILE_FAIL, dosSubdirname, ".");
- return nullptr;
- }
-
- // Close curDir if not at starting-point
- if (curDir != startDir) curDir->close();
-
- // curDir now subDir
- curDir = sub;
-
- // Update workDirParents, workDirDepth, and workDir
- if (update_cwd) {
- if (workDirDepth < MAX_DIR_DEPTH) workDirParents[workDirDepth++] = *curDir;
- workDir = *curDir;
- }
-
- // Point sub at the other scratch object
- sub = (curDir != &newDir1) ? &newDir1 : &newDir2;
-
- // Next path atom address
- item_name_adr = name_end + 1;
- }
- return item_name_adr;
- }
-
- void CardReader::cd(const char * relpath) {
- SdFile newDir;
- SdFile *parent = workDir.isOpen() ? &workDir : &root;
-
- if (newDir.open(parent, relpath, O_READ)) {
- workDir = newDir;
- flag.workDirIsRoot = false;
- if (workDirDepth < MAX_DIR_DEPTH)
- workDirParents[workDirDepth++] = workDir;
- #if ENABLED(SDCARD_SORT_ALPHA)
- presort();
- #endif
- }
- else {
- SERIAL_ECHO_START();
- SERIAL_ECHOLNPAIR(STR_SD_CANT_ENTER_SUBDIR, relpath);
- }
- }
-
- int8_t CardReader::cdup() {
- if (workDirDepth > 0) { // At least 1 dir has been saved
- workDir = --workDirDepth ? workDirParents[workDirDepth - 1] : root; // Use parent, or root if none
- #if ENABLED(SDCARD_SORT_ALPHA)
- presort();
- #endif
- }
- if (!workDirDepth) flag.workDirIsRoot = true;
- return workDirDepth;
- }
-
- void CardReader::cdroot() {
- workDir = root;
- flag.workDirIsRoot = true;
- #if ENABLED(SDCARD_SORT_ALPHA)
- presort();
- #endif
- }
-
- #if ENABLED(SDCARD_SORT_ALPHA)
-
- /**
- * Get the name of a file in the working directory by sort-index
- */
- void CardReader::getfilename_sorted(const uint16_t nr) {
- selectFileByIndex(
- #if ENABLED(SDSORT_GCODE)
- sort_alpha &&
- #endif
- (nr < sort_count) ? sort_order[nr] : nr
- );
- }
-
- #if ENABLED(SDSORT_USES_RAM)
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- // Use dynamic method to copy long filename
- #define SET_SORTNAME(I) (sortnames[I] = strdup(longest_filename()))
- #if ENABLED(SDSORT_CACHE_NAMES)
- // When caching also store the short name, since
- // we're replacing the selectFileByIndex() behavior.
- #define SET_SORTSHORT(I) (sortshort[I] = strdup(filename))
- #else
- #define SET_SORTSHORT(I) NOOP
- #endif
- #else
- // Copy filenames into the static array
- #define _SET_SORTNAME(I) strncpy(sortnames[I], longest_filename(), SORTED_LONGNAME_MAXLEN)
- #if SORTED_LONGNAME_MAXLEN == LONG_FILENAME_LENGTH
- // Short name sorting always use LONG_FILENAME_LENGTH with no trailing nul
- #define SET_SORTNAME(I) _SET_SORTNAME(I)
- #else
- // Copy multiple name blocks. Add a nul for the longest case.
- #define SET_SORTNAME(I) do{ _SET_SORTNAME(I); sortnames[I][SORTED_LONGNAME_MAXLEN] = '\0'; }while(0)
- #endif
- #if ENABLED(SDSORT_CACHE_NAMES)
- #define SET_SORTSHORT(I) strcpy(sortshort[I], filename)
- #else
- #define SET_SORTSHORT(I) NOOP
- #endif
- #endif
- #endif
-
- /**
- * Read all the files and produce a sort key
- *
- * We can do this in 3 ways...
- * - Minimal RAM: Read two filenames at a time sorting along...
- * - Some RAM: Buffer the directory just for this sort
- * - Most RAM: Buffer the directory and return filenames from RAM
- */
- void CardReader::presort() {
-
- // Throw away old sort index
- flush_presort();
-
- // Sorting may be turned off
- #if ENABLED(SDSORT_GCODE)
- if (!sort_alpha) return;
- #endif
-
- // If there are files, sort up to the limit
- uint16_t fileCnt = countFilesInWorkDir();
- if (fileCnt > 0) {
-
- // Never sort more than the max allowed
- // If you use folders to organize, 20 may be enough
- NOMORE(fileCnt, uint16_t(SDSORT_LIMIT));
-
- // Sort order is always needed. May be static or dynamic.
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- sort_order = new uint8_t[fileCnt];
- #endif
-
- // Use RAM to store the entire directory during pre-sort.
- // SDSORT_LIMIT should be set to prevent over-allocation.
- #if ENABLED(SDSORT_USES_RAM)
-
- // If using dynamic ram for names, allocate on the heap.
- #if ENABLED(SDSORT_CACHE_NAMES)
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- sortshort = new char*[fileCnt];
- sortnames = new char*[fileCnt];
- #endif
- #elif ENABLED(SDSORT_USES_STACK)
- char sortnames[fileCnt][SORTED_LONGNAME_STORAGE];
- #endif
-
- // Folder sorting needs 1 bit per entry for flags.
- #if HAS_FOLDER_SORTING
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- isDir = new uint8_t[(fileCnt + 7) >> 3];
- #elif ENABLED(SDSORT_USES_STACK)
- uint8_t isDir[(fileCnt + 7) >> 3];
- #endif
- #endif
-
- #else // !SDSORT_USES_RAM
-
- // By default re-read the names from SD for every compare
- // retaining only two filenames at a time. This is very
- // slow but is safest and uses minimal RAM.
- char name1[LONG_FILENAME_LENGTH];
-
- #endif
-
- if (fileCnt > 1) {
-
- // Init sort order.
- for (uint16_t i = 0; i < fileCnt; i++) {
- sort_order[i] = (
- #if ENABLED(SDCARD_RATHERRECENTFIRST)
- fileCnt - 1 -
- #endif
- i);
- // If using RAM then read all filenames now.
- #if ENABLED(SDSORT_USES_RAM)
- selectFileByIndex(i);
- SET_SORTNAME(i);
- SET_SORTSHORT(i);
- // char out[30];
- // sprintf_P(out, PSTR("---- %i %s %s"), i, flag.filenameIsDir ? "D" : " ", sortnames[i]);
- // SERIAL_ECHOLN(out);
- #if HAS_FOLDER_SORTING
- const uint16_t bit = i & 0x07, ind = i >> 3;
- if (bit == 0) isDir[ind] = 0x00;
- if (flag.filenameIsDir) isDir[ind] |= _BV(bit);
- #endif
- #endif
- }
-
- // Bubble Sort
- for (uint16_t i = fileCnt; --i;) {
- bool didSwap = false;
- uint8_t o1 = sort_order[0];
- #if DISABLED(SDSORT_USES_RAM)
- selectFileByIndex(o1); // Pre-fetch the first entry and save it
- strcpy(name1, longest_filename()); // so the loop only needs one fetch
- #if HAS_FOLDER_SORTING
- bool dir1 = flag.filenameIsDir;
- #endif
- #endif
-
- for (uint16_t j = 0; j < i; ++j) {
- const uint16_t o2 = sort_order[j + 1];
-
- // Compare names from the array or just the two buffered names
- #if ENABLED(SDSORT_USES_RAM)
- #define _SORT_CMP_NODIR() (strcasecmp(sortnames[o1], sortnames[o2]) > 0)
- #else
- #define _SORT_CMP_NODIR() (strcasecmp(name1, name2) > 0)
- #endif
-
- #if HAS_FOLDER_SORTING
- #if ENABLED(SDSORT_USES_RAM)
- // Folder sorting needs an index and bit to test for folder-ness.
- #define _SORT_CMP_DIR(fs) IS_DIR(o1) == IS_DIR(o2) ? _SORT_CMP_NODIR() : IS_DIR(fs > 0 ? o1 : o2)
- #else
- #define _SORT_CMP_DIR(fs) ((dir1 == flag.filenameIsDir) ? _SORT_CMP_NODIR() : (fs > 0 ? dir1 : !dir1))
- #endif
- #endif
-
- // The most economical method reads names as-needed
- // throughout the loop. Slow if there are many.
- #if DISABLED(SDSORT_USES_RAM)
- selectFileByIndex(o2);
- const bool dir2 = flag.filenameIsDir;
- char * const name2 = longest_filename(); // use the string in-place
- #endif // !SDSORT_USES_RAM
-
- // Sort the current pair according to settings.
- if (
- #if HAS_FOLDER_SORTING
- #if ENABLED(SDSORT_GCODE)
- sort_folders ? _SORT_CMP_DIR(sort_folders) : _SORT_CMP_NODIR()
- #else
- _SORT_CMP_DIR(FOLDER_SORTING)
- #endif
- #else
- _SORT_CMP_NODIR()
- #endif
- ) {
- // Reorder the index, indicate that sorting happened
- // Note that the next o1 will be the current o1. No new fetch needed.
- sort_order[j] = o2;
- sort_order[j + 1] = o1;
- didSwap = true;
- }
- else {
- // The next o1 is the current o2. No new fetch needed.
- o1 = o2;
- #if DISABLED(SDSORT_USES_RAM)
- #if HAS_FOLDER_SORTING
- dir1 = dir2;
- #endif
- strcpy(name1, name2);
- #endif
- }
- }
- if (!didSwap) break;
- }
- // Using RAM but not keeping names around
- #if ENABLED(SDSORT_USES_RAM) && DISABLED(SDSORT_CACHE_NAMES)
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- for (uint16_t i = 0; i < fileCnt; ++i) free(sortnames[i]);
- #if HAS_FOLDER_SORTING
- free(isDir);
- #endif
- #endif
- #endif
- }
- else {
- sort_order[0] = 0;
- #if BOTH(SDSORT_USES_RAM, SDSORT_CACHE_NAMES)
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- sortnames = new char*[1];
- sortshort = new char*[1];
- isDir = new uint8_t[1];
- #endif
- selectFileByIndex(0);
- SET_SORTNAME(0);
- SET_SORTSHORT(0);
- isDir[0] = flag.filenameIsDir;
- #endif
- }
-
- sort_count = fileCnt;
- }
- }
-
- void CardReader::flush_presort() {
- if (sort_count > 0) {
- #if ENABLED(SDSORT_DYNAMIC_RAM)
- delete sort_order;
- #if ENABLED(SDSORT_CACHE_NAMES)
- for (uint8_t i = 0; i < sort_count; ++i) {
- free(sortshort[i]); // strdup
- free(sortnames[i]); // strdup
- }
- delete sortshort;
- delete sortnames;
- #endif
- #endif
- sort_count = 0;
- }
- }
-
- #endif // SDCARD_SORT_ALPHA
-
- uint16_t CardReader::get_num_Files() {
- return
- #if ENABLED(SDCARD_SORT_ALPHA) && SDSORT_USES_RAM && SDSORT_CACHE_NAMES
- nrFiles // no need to access the SD card for filenames
- #else
- countFilesInWorkDir()
- #endif
- ;
- }
-
- //
- // Return from procedure or close out the Print Job
- //
- void CardReader::fileHasFinished() {
- planner.synchronize();
- file.close();
- if (file_subcall_ctr > 0) { // Resume calling file after closing procedure
- file_subcall_ctr--;
- openFileRead(proc_filenames[file_subcall_ctr], 2); // 2 = Returning from sub-procedure
- setIndex(filespos[file_subcall_ctr]);
- startFileprint();
- }
- else {
- endFilePrint();
-
- #if ENABLED(SDCARD_SORT_ALPHA)
- presort();
- #endif
-
- sdprinting_done_state = 1;
- }
- }
-
- #if ENABLED(AUTO_REPORT_SD_STATUS)
- uint8_t CardReader::auto_report_sd_interval = 0;
- millis_t CardReader::next_sd_report_ms;
- #if NUM_SERIAL > 1
- int8_t CardReader::auto_report_port;
- #endif
-
- void CardReader::auto_report_sd_status() {
- millis_t current_ms = millis();
- if (auto_report_sd_interval && ELAPSED(current_ms, next_sd_report_ms)) {
- next_sd_report_ms = current_ms + 1000UL * auto_report_sd_interval;
- PORT_REDIRECT(auto_report_port);
- report_status();
- }
- }
- #endif // AUTO_REPORT_SD_STATUS
-
- #if ENABLED(POWER_LOSS_RECOVERY)
-
- bool CardReader::jobRecoverFileExists() {
- const bool exists = recovery.file.open(&root, recovery.filename, O_READ);
- if (exists) recovery.file.close();
- return exists;
- }
-
- void CardReader::openJobRecoveryFile(const bool read) {
- if (!isMounted()) return;
- if (recovery.file.isOpen()) return;
- if (!recovery.file.open(&root, recovery.filename, read ? O_READ : O_CREAT | O_WRITE | O_TRUNC | O_SYNC))
- SERIAL_ECHOLNPAIR(STR_SD_OPEN_FILE_FAIL, recovery.filename, ".");
- else if (!read)
- echo_write_to_file(recovery.filename);
- }
-
- // Removing the job recovery file currently requires closing
- // the file being printed, so during SD printing the file should
- // be zeroed and written instead of deleted.
- void CardReader::removeJobRecoveryFile() {
- if (jobRecoverFileExists()) {
- recovery.init();
- removeFile(recovery.filename);
- #if ENABLED(DEBUG_POWER_LOSS_RECOVERY)
- SERIAL_ECHOPGM("Power-loss file delete");
- serialprintPGM(jobRecoverFileExists() ? PSTR(" failed.\n") : PSTR("d.\n"));
- #endif
- }
- }
-
- #endif // POWER_LOSS_RECOVERY
-
- #endif // SDSUPPORT
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