My Marlin configs for Fabrikator Mini and CTC i3 Pro B
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cardreader.cpp 25KB

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  1. /**
  2. * Marlin 3D Printer Firmware
  3. * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  4. *
  5. * Based on Sprinter and grbl.
  6. * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
  7. *
  8. * This program is free software: you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation, either version 3 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  20. *
  21. */
  22. #include "cardreader.h"
  23. #include "ultralcd.h"
  24. #include "stepper.h"
  25. #include "language.h"
  26. #include "Marlin.h"
  27. #if ENABLED(SDSUPPORT)
  28. #define LONGEST_FILENAME (longFilename[0] ? longFilename : filename)
  29. CardReader::CardReader() {
  30. #if ENABLED(SDCARD_SORT_ALPHA)
  31. sort_count = 0;
  32. #if ENABLED(SDSORT_GCODE)
  33. sort_alpha = true;
  34. sort_folders = FOLDER_SORTING;
  35. //sort_reverse = false;
  36. #endif
  37. #endif
  38. sdprinting = cardOK = saving = logging = false;
  39. filesize = 0;
  40. sdpos = 0;
  41. workDirDepth = 0;
  42. file_subcall_ctr = 0;
  43. ZERO(workDirParents);
  44. autostart_stilltocheck = true; //the SD start is delayed, because otherwise the serial cannot answer fast enough to make contact with the host software.
  45. autostart_index = 0;
  46. //power to SD reader
  47. #if SDPOWER > -1
  48. OUT_WRITE(SDPOWER, HIGH);
  49. #endif //SDPOWER
  50. next_autostart_ms = millis() + 5000;
  51. }
  52. char *createFilename(char *buffer, const dir_t &p) { //buffer > 12characters
  53. char *pos = buffer;
  54. for (uint8_t i = 0; i < 11; i++) {
  55. if (p.name[i] == ' ') continue;
  56. if (i == 8) *pos++ = '.';
  57. *pos++ = p.name[i];
  58. }
  59. *pos++ = 0;
  60. return buffer;
  61. }
  62. /**
  63. * Dive into a folder and recurse depth-first to perform a pre-set operation lsAction:
  64. * LS_Count - Add +1 to nrFiles for every file within the parent
  65. * LS_GetFilename - Get the filename of the file indexed by nrFiles
  66. * LS_SerialPrint - Print the full path and size of each file to serial output
  67. */
  68. void CardReader::lsDive(const char *prepend, SdFile parent, const char * const match/*=NULL*/) {
  69. dir_t p;
  70. uint8_t cnt = 0;
  71. // Read the next entry from a directory
  72. while (parent.readDir(p, longFilename) > 0) {
  73. // If the entry is a directory and the action is LS_SerialPrint
  74. if (DIR_IS_SUBDIR(&p) && lsAction != LS_Count && lsAction != LS_GetFilename) {
  75. // Get the short name for the item, which we know is a folder
  76. char lfilename[FILENAME_LENGTH];
  77. createFilename(lfilename, p);
  78. // Allocate enough stack space for the full path to a folder, trailing slash, and nul
  79. bool prepend_is_empty = (prepend[0] == '\0');
  80. int len = (prepend_is_empty ? 1 : strlen(prepend)) + strlen(lfilename) + 1 + 1;
  81. char path[len];
  82. // Append the FOLDERNAME12/ to the passed string.
  83. // It contains the full path to the "parent" argument.
  84. // We now have the full path to the item in this folder.
  85. strcpy(path, prepend_is_empty ? "/" : prepend); // root slash if prepend is empty
  86. strcat(path, lfilename); // FILENAME_LENGTH-1 characters maximum
  87. strcat(path, "/"); // 1 character
  88. // Serial.print(path);
  89. // Get a new directory object using the full path
  90. // and dive recursively into it.
  91. SdFile dir;
  92. if (!dir.open(parent, lfilename, O_READ)) {
  93. if (lsAction == LS_SerialPrint) {
  94. SERIAL_ECHO_START;
  95. SERIAL_ECHOPGM(MSG_SD_CANT_OPEN_SUBDIR);
  96. SERIAL_ECHOLN(lfilename);
  97. }
  98. }
  99. lsDive(path, dir);
  100. // close() is done automatically by destructor of SdFile
  101. }
  102. else {
  103. uint8_t pn0 = p.name[0];
  104. if (pn0 == DIR_NAME_FREE) break;
  105. if (pn0 == DIR_NAME_DELETED || pn0 == '.') continue;
  106. if (longFilename[0] == '.') continue;
  107. if (!DIR_IS_FILE_OR_SUBDIR(&p) || (p.attributes & DIR_ATT_HIDDEN)) continue;
  108. filenameIsDir = DIR_IS_SUBDIR(&p);
  109. if (!filenameIsDir && (p.name[8] != 'G' || p.name[9] == '~')) continue;
  110. switch (lsAction) {
  111. case LS_Count:
  112. nrFiles++;
  113. break;
  114. case LS_SerialPrint:
  115. createFilename(filename, p);
  116. SERIAL_PROTOCOL(prepend);
  117. SERIAL_PROTOCOL(filename);
  118. SERIAL_PROTOCOLCHAR(' ');
  119. SERIAL_PROTOCOLLN(p.fileSize);
  120. break;
  121. case LS_GetFilename:
  122. createFilename(filename, p);
  123. if (match != NULL) {
  124. if (strcasecmp(match, filename) == 0) return;
  125. }
  126. else if (cnt == nrFiles) return;
  127. cnt++;
  128. break;
  129. }
  130. }
  131. } // while readDir
  132. }
  133. void CardReader::ls() {
  134. lsAction = LS_SerialPrint;
  135. root.rewind();
  136. lsDive("", root);
  137. }
  138. #if ENABLED(LONG_FILENAME_HOST_SUPPORT)
  139. /**
  140. * Get a long pretty path based on a DOS 8.3 path
  141. */
  142. void CardReader::printLongPath(char *path) {
  143. lsAction = LS_GetFilename;
  144. int i, pathLen = strlen(path);
  145. // SERIAL_ECHOPGM("Full Path: "); SERIAL_ECHOLN(path);
  146. // Zero out slashes to make segments
  147. for (i = 0; i < pathLen; i++) if (path[i] == '/') path[i] = '\0';
  148. SdFile diveDir = root; // start from the root for segment 1
  149. for (i = 0; i < pathLen;) {
  150. if (path[i] == '\0') i++; // move past a single nul
  151. char *segment = &path[i]; // The segment after most slashes
  152. // If a segment is empty (extra-slash) then exit
  153. if (!*segment) break;
  154. // Go to the next segment
  155. while (path[++i]) { }
  156. // SERIAL_ECHOPGM("Looking for segment: "); SERIAL_ECHOLN(segment);
  157. // Find the item, setting the long filename
  158. diveDir.rewind();
  159. lsDive("", diveDir, segment);
  160. // Print /LongNamePart to serial output
  161. SERIAL_PROTOCOLCHAR('/');
  162. SERIAL_PROTOCOL(longFilename[0] ? longFilename : "???");
  163. // If the filename was printed then that's it
  164. if (!filenameIsDir) break;
  165. // SERIAL_ECHOPGM("Opening dir: "); SERIAL_ECHOLN(segment);
  166. // Open the sub-item as the new dive parent
  167. SdFile dir;
  168. if (!dir.open(diveDir, segment, O_READ)) {
  169. SERIAL_EOL;
  170. SERIAL_ECHO_START;
  171. SERIAL_ECHOPGM(MSG_SD_CANT_OPEN_SUBDIR);
  172. SERIAL_ECHO(segment);
  173. break;
  174. }
  175. diveDir.close();
  176. diveDir = dir;
  177. } // while i<pathLen
  178. SERIAL_EOL;
  179. }
  180. #endif // LONG_FILENAME_HOST_SUPPORT
  181. void CardReader::initsd() {
  182. cardOK = false;
  183. if (root.isOpen()) root.close();
  184. #ifndef SPI_SPEED
  185. #define SPI_SPEED SPI_FULL_SPEED
  186. #endif
  187. if (!card.init(SPI_SPEED, SDSS)
  188. #if defined(LCD_SDSS) && (LCD_SDSS != SDSS)
  189. && !card.init(SPI_SPEED, LCD_SDSS)
  190. #endif
  191. ) {
  192. //if (!card.init(SPI_HALF_SPEED,SDSS))
  193. SERIAL_ECHO_START;
  194. SERIAL_ECHOLNPGM(MSG_SD_INIT_FAIL);
  195. }
  196. else if (!volume.init(&card)) {
  197. SERIAL_ERROR_START;
  198. SERIAL_ERRORLNPGM(MSG_SD_VOL_INIT_FAIL);
  199. }
  200. else if (!root.openRoot(&volume)) {
  201. SERIAL_ERROR_START;
  202. SERIAL_ERRORLNPGM(MSG_SD_OPENROOT_FAIL);
  203. }
  204. else {
  205. cardOK = true;
  206. SERIAL_ECHO_START;
  207. SERIAL_ECHOLNPGM(MSG_SD_CARD_OK);
  208. }
  209. workDir = root;
  210. curDir = &root;
  211. #if ENABLED(SDCARD_SORT_ALPHA)
  212. presort();
  213. #endif
  214. /**
  215. if (!workDir.openRoot(&volume)) {
  216. SERIAL_ECHOLNPGM(MSG_SD_WORKDIR_FAIL);
  217. }
  218. */
  219. }
  220. void CardReader::setroot() {
  221. /*if (!workDir.openRoot(&volume)) {
  222. SERIAL_ECHOLNPGM(MSG_SD_WORKDIR_FAIL);
  223. }*/
  224. workDir = root;
  225. curDir = &workDir;
  226. #if ENABLED(SDCARD_SORT_ALPHA)
  227. presort();
  228. #endif
  229. }
  230. void CardReader::release() {
  231. sdprinting = false;
  232. cardOK = false;
  233. }
  234. void CardReader::openAndPrintFile(const char *name) {
  235. char cmd[4 + strlen(name) + 1]; // Room for "M23 ", filename, and null
  236. sprintf_P(cmd, PSTR("M23 %s"), name);
  237. for (char *c = &cmd[4]; *c; c++) *c = tolower(*c);
  238. enqueue_and_echo_command(cmd);
  239. enqueue_and_echo_commands_P(PSTR("M24"));
  240. }
  241. void CardReader::startFileprint() {
  242. if (cardOK) {
  243. sdprinting = true;
  244. #if ENABLED(SDCARD_SORT_ALPHA)
  245. flush_presort();
  246. #endif
  247. }
  248. }
  249. void CardReader::stopSDPrint() {
  250. sdprinting = false;
  251. if (isFileOpen()) file.close();
  252. }
  253. void CardReader::openLogFile(char* name) {
  254. logging = true;
  255. openFile(name, false);
  256. }
  257. void CardReader::getAbsFilename(char *t) {
  258. uint8_t cnt = 0;
  259. *t = '/'; t++; cnt++;
  260. for (uint8_t i = 0; i < workDirDepth; i++) {
  261. workDirParents[i].getFilename(t); //SDBaseFile.getfilename!
  262. while (*t && cnt < MAXPATHNAMELENGTH) { t++; cnt++; } //crawl counter forward.
  263. }
  264. if (cnt < MAXPATHNAMELENGTH - (FILENAME_LENGTH))
  265. file.getFilename(t);
  266. else
  267. t[0] = 0;
  268. }
  269. void CardReader::openFile(char* name, bool read, bool push_current/*=false*/) {
  270. if (!cardOK) return;
  271. uint8_t doing = 0;
  272. if (isFileOpen()) { //replacing current file by new file, or subfile call
  273. if (push_current) {
  274. if (file_subcall_ctr > SD_PROCEDURE_DEPTH - 1) {
  275. SERIAL_ERROR_START;
  276. SERIAL_ERRORPGM("trying to call sub-gcode files with too many levels. MAX level is:");
  277. SERIAL_ERRORLN(SD_PROCEDURE_DEPTH);
  278. kill(PSTR(MSG_KILLED));
  279. return;
  280. }
  281. // Store current filename and position
  282. getAbsFilename(proc_filenames[file_subcall_ctr]);
  283. SERIAL_ECHO_START;
  284. SERIAL_ECHOPAIR("SUBROUTINE CALL target:\"", name);
  285. SERIAL_ECHOPAIR("\" parent:\"", proc_filenames[file_subcall_ctr]);
  286. SERIAL_ECHOLNPAIR("\" pos", sdpos);
  287. filespos[file_subcall_ctr] = sdpos;
  288. file_subcall_ctr++;
  289. }
  290. else {
  291. doing = 1;
  292. }
  293. }
  294. else { // Opening fresh file
  295. doing = 2;
  296. file_subcall_ctr = 0; // Reset procedure depth in case user cancels print while in procedure
  297. }
  298. if (doing) {
  299. SERIAL_ECHO_START;
  300. SERIAL_ECHOPGM("Now ");
  301. SERIAL_ECHO(doing == 1 ? "doing" : "fresh");
  302. SERIAL_ECHOLNPAIR(" file: ", name);
  303. }
  304. stopSDPrint();
  305. SdFile myDir;
  306. curDir = &root;
  307. char *fname = name;
  308. char *dirname_start, *dirname_end;
  309. if (name[0] == '/') {
  310. dirname_start = &name[1];
  311. while (dirname_start != NULL) {
  312. dirname_end = strchr(dirname_start, '/');
  313. //SERIAL_ECHOPGM("start:");SERIAL_ECHOLN((int)(dirname_start - name));
  314. //SERIAL_ECHOPGM("end :");SERIAL_ECHOLN((int)(dirname_end - name));
  315. if (dirname_end != NULL && dirname_end > dirname_start) {
  316. char subdirname[FILENAME_LENGTH];
  317. strncpy(subdirname, dirname_start, dirname_end - dirname_start);
  318. subdirname[dirname_end - dirname_start] = 0;
  319. SERIAL_ECHOLN(subdirname);
  320. if (!myDir.open(curDir, subdirname, O_READ)) {
  321. SERIAL_PROTOCOLPGM(MSG_SD_OPEN_FILE_FAIL);
  322. SERIAL_PROTOCOL(subdirname);
  323. SERIAL_PROTOCOLCHAR('.');
  324. return;
  325. }
  326. else {
  327. //SERIAL_ECHOLNPGM("dive ok");
  328. }
  329. curDir = &myDir;
  330. dirname_start = dirname_end + 1;
  331. }
  332. else { // the remainder after all /fsa/fdsa/ is the filename
  333. fname = dirname_start;
  334. //SERIAL_ECHOLNPGM("remainder");
  335. //SERIAL_ECHOLN(fname);
  336. break;
  337. }
  338. }
  339. }
  340. else { //relative path
  341. curDir = &workDir;
  342. }
  343. if (read) {
  344. if (file.open(curDir, fname, O_READ)) {
  345. filesize = file.fileSize();
  346. SERIAL_PROTOCOLPAIR(MSG_SD_FILE_OPENED, fname);
  347. SERIAL_PROTOCOLLNPAIR(MSG_SD_SIZE, filesize);
  348. sdpos = 0;
  349. SERIAL_PROTOCOLLNPGM(MSG_SD_FILE_SELECTED);
  350. getfilename(0, fname);
  351. lcd_setstatus(longFilename[0] ? longFilename : fname);
  352. }
  353. else {
  354. SERIAL_PROTOCOLPAIR(MSG_SD_OPEN_FILE_FAIL, fname);
  355. SERIAL_PROTOCOLCHAR('.');
  356. SERIAL_EOL;
  357. }
  358. }
  359. else { //write
  360. if (!file.open(curDir, fname, O_CREAT | O_APPEND | O_WRITE | O_TRUNC)) {
  361. SERIAL_PROTOCOLPAIR(MSG_SD_OPEN_FILE_FAIL, fname);
  362. SERIAL_PROTOCOLCHAR('.');
  363. SERIAL_EOL;
  364. }
  365. else {
  366. saving = true;
  367. SERIAL_PROTOCOLLNPAIR(MSG_SD_WRITE_TO_FILE, name);
  368. lcd_setstatus(fname);
  369. }
  370. }
  371. }
  372. void CardReader::removeFile(char* name) {
  373. if (!cardOK) return;
  374. stopSDPrint();
  375. SdFile myDir;
  376. curDir = &root;
  377. char *fname = name;
  378. char *dirname_start, *dirname_end;
  379. if (name[0] == '/') {
  380. dirname_start = strchr(name, '/') + 1;
  381. while (dirname_start != NULL) {
  382. dirname_end = strchr(dirname_start, '/');
  383. //SERIAL_ECHOPGM("start:");SERIAL_ECHOLN((int)(dirname_start - name));
  384. //SERIAL_ECHOPGM("end :");SERIAL_ECHOLN((int)(dirname_end - name));
  385. if (dirname_end != NULL && dirname_end > dirname_start) {
  386. char subdirname[FILENAME_LENGTH];
  387. strncpy(subdirname, dirname_start, dirname_end - dirname_start);
  388. subdirname[dirname_end - dirname_start] = 0;
  389. SERIAL_ECHOLN(subdirname);
  390. if (!myDir.open(curDir, subdirname, O_READ)) {
  391. SERIAL_PROTOCOLPAIR("open failed, File: ", subdirname);
  392. SERIAL_PROTOCOLCHAR('.');
  393. SERIAL_EOL;
  394. return;
  395. }
  396. else {
  397. //SERIAL_ECHOLNPGM("dive ok");
  398. }
  399. curDir = &myDir;
  400. dirname_start = dirname_end + 1;
  401. }
  402. else { // the remainder after all /fsa/fdsa/ is the filename
  403. fname = dirname_start;
  404. //SERIAL_ECHOLNPGM("remainder");
  405. //SERIAL_ECHOLN(fname);
  406. break;
  407. }
  408. }
  409. }
  410. else { // relative path
  411. curDir = &workDir;
  412. }
  413. if (file.remove(curDir, fname)) {
  414. SERIAL_PROTOCOLPGM("File deleted:");
  415. SERIAL_PROTOCOLLN(fname);
  416. sdpos = 0;
  417. #if ENABLED(SDCARD_SORT_ALPHA)
  418. presort();
  419. #endif
  420. }
  421. else {
  422. SERIAL_PROTOCOLPGM("Deletion failed, File: ");
  423. SERIAL_PROTOCOL(fname);
  424. SERIAL_PROTOCOLCHAR('.');
  425. }
  426. }
  427. void CardReader::getStatus() {
  428. if (cardOK) {
  429. SERIAL_PROTOCOLPGM(MSG_SD_PRINTING_BYTE);
  430. SERIAL_PROTOCOL(sdpos);
  431. SERIAL_PROTOCOLCHAR('/');
  432. SERIAL_PROTOCOLLN(filesize);
  433. }
  434. else {
  435. SERIAL_PROTOCOLLNPGM(MSG_SD_NOT_PRINTING);
  436. }
  437. }
  438. void CardReader::write_command(char *buf) {
  439. char* begin = buf;
  440. char* npos = 0;
  441. char* end = buf + strlen(buf) - 1;
  442. file.writeError = false;
  443. if ((npos = strchr(buf, 'N')) != NULL) {
  444. begin = strchr(npos, ' ') + 1;
  445. end = strchr(npos, '*') - 1;
  446. }
  447. end[1] = '\r';
  448. end[2] = '\n';
  449. end[3] = '\0';
  450. file.write(begin);
  451. if (file.writeError) {
  452. SERIAL_ERROR_START;
  453. SERIAL_ERRORLNPGM(MSG_SD_ERR_WRITE_TO_FILE);
  454. }
  455. }
  456. void CardReader::checkautostart(bool force) {
  457. if (!force && (!autostart_stilltocheck || ELAPSED(millis(), next_autostart_ms)))
  458. return;
  459. autostart_stilltocheck = false;
  460. if (!cardOK) {
  461. initsd();
  462. if (!cardOK) return; // fail
  463. }
  464. char autoname[10];
  465. sprintf_P(autoname, PSTR("auto%i.g"), autostart_index);
  466. for (int8_t i = 0; i < (int8_t)strlen(autoname); i++) autoname[i] = tolower(autoname[i]);
  467. dir_t p;
  468. root.rewind();
  469. bool found = false;
  470. while (root.readDir(p, NULL) > 0) {
  471. for (int8_t i = 0; i < (int8_t)strlen((char*)p.name); i++) p.name[i] = tolower(p.name[i]);
  472. if (p.name[9] != '~' && strncmp((char*)p.name, autoname, 5) == 0) {
  473. openAndPrintFile(autoname);
  474. found = true;
  475. }
  476. }
  477. if (!found)
  478. autostart_index = -1;
  479. else
  480. autostart_index++;
  481. }
  482. void CardReader::closefile(bool store_location) {
  483. file.sync();
  484. file.close();
  485. saving = logging = false;
  486. if (store_location) {
  487. //future: store printer state, filename and position for continuing a stopped print
  488. // so one can unplug the printer and continue printing the next day.
  489. }
  490. }
  491. /**
  492. * Get the name of a file in the current directory by index
  493. */
  494. void CardReader::getfilename(uint16_t nr, const char * const match/*=NULL*/) {
  495. #if ENABLED(SDSORT_CACHE_NAMES)
  496. if (match != NULL) {
  497. while (nr < sort_count) {
  498. if (strcasecmp(match, sortshort[nr]) == 0) break;
  499. nr++;
  500. }
  501. }
  502. if (nr < sort_count) {
  503. strcpy(filename, sortshort[nr]);
  504. strcpy(longFilename, sortnames[nr]);
  505. filenameIsDir = TEST(isDir[nr>>3], nr & 0x07);
  506. return;
  507. }
  508. #endif // SDSORT_CACHE_NAMES
  509. curDir = &workDir;
  510. lsAction = LS_GetFilename;
  511. nrFiles = nr;
  512. curDir->rewind();
  513. lsDive("", *curDir, match);
  514. }
  515. uint16_t CardReader::getnrfilenames() {
  516. curDir = &workDir;
  517. lsAction = LS_Count;
  518. nrFiles = 0;
  519. curDir->rewind();
  520. lsDive("", *curDir);
  521. //SERIAL_ECHOLN(nrFiles);
  522. return nrFiles;
  523. }
  524. void CardReader::chdir(const char * relpath) {
  525. SdFile newfile;
  526. SdFile *parent = &root;
  527. if (workDir.isOpen()) parent = &workDir;
  528. if (!newfile.open(*parent, relpath, O_READ)) {
  529. SERIAL_ECHO_START;
  530. SERIAL_ECHOPGM(MSG_SD_CANT_ENTER_SUBDIR);
  531. SERIAL_ECHOLN(relpath);
  532. }
  533. else {
  534. if (workDirDepth < MAX_DIR_DEPTH)
  535. workDirParents[workDirDepth++] = *parent;
  536. workDir = newfile;
  537. #if ENABLED(SDCARD_SORT_ALPHA)
  538. presort();
  539. #endif
  540. }
  541. }
  542. void CardReader::updir() {
  543. if (workDirDepth > 0) {
  544. workDir = workDirParents[--workDirDepth];
  545. #if ENABLED(SDCARD_SORT_ALPHA)
  546. presort();
  547. #endif
  548. }
  549. }
  550. #if ENABLED(SDCARD_SORT_ALPHA)
  551. /**
  552. * Get the name of a file in the current directory by sort-index
  553. */
  554. void CardReader::getfilename_sorted(const uint16_t nr) {
  555. getfilename(
  556. #if ENABLED(SDSORT_GCODE)
  557. sort_alpha &&
  558. #endif
  559. (nr < sort_count) ? sort_order[nr] : nr
  560. );
  561. }
  562. /**
  563. * Read all the files and produce a sort key
  564. *
  565. * We can do this in 3 ways...
  566. * - Minimal RAM: Read two filenames at a time sorting along...
  567. * - Some RAM: Buffer the directory just for this sort
  568. * - Most RAM: Buffer the directory and return filenames from RAM
  569. */
  570. void CardReader::presort() {
  571. // Sorting may be turned off
  572. #if ENABLED(SDSORT_GCODE)
  573. if (!sort_alpha) return;
  574. #endif
  575. // Throw away old sort index
  576. flush_presort();
  577. // If there are files, sort up to the limit
  578. uint16_t fileCnt = getnrfilenames();
  579. if (fileCnt > 0) {
  580. // Never sort more than the max allowed
  581. // If you use folders to organize, 20 may be enough
  582. if (fileCnt > SDSORT_LIMIT) fileCnt = SDSORT_LIMIT;
  583. // Sort order is always needed. May be static or dynamic.
  584. #if ENABLED(SDSORT_DYNAMIC_RAM)
  585. sort_order = new uint8_t[fileCnt];
  586. #endif
  587. // Use RAM to store the entire directory during pre-sort.
  588. // SDSORT_LIMIT should be set to prevent over-allocation.
  589. #if ENABLED(SDSORT_USES_RAM)
  590. // If using dynamic ram for names, allocate on the heap.
  591. #if ENABLED(SDSORT_CACHE_NAMES)
  592. #if ENABLED(SDSORT_DYNAMIC_RAM)
  593. sortshort = new char*[fileCnt];
  594. sortnames = new char*[fileCnt];
  595. #endif
  596. #elif ENABLED(SDSORT_USES_STACK)
  597. char sortnames[fileCnt][LONG_FILENAME_LENGTH];
  598. #endif
  599. // Folder sorting needs 1 bit per entry for flags.
  600. #if HAS_FOLDER_SORTING
  601. #if ENABLED(SDSORT_DYNAMIC_RAM)
  602. isDir = new uint8_t[(fileCnt + 7) >> 3];
  603. #elif ENABLED(SDSORT_USES_STACK)
  604. uint8_t isDir[(fileCnt + 7) >> 3];
  605. #endif
  606. #endif
  607. #else // !SDSORT_USES_RAM
  608. // By default re-read the names from SD for every compare
  609. // retaining only two filenames at a time. This is very
  610. // slow but is safest and uses minimal RAM.
  611. char name1[LONG_FILENAME_LENGTH + 1];
  612. #endif
  613. if (fileCnt > 1) {
  614. // Init sort order.
  615. for (uint16_t i = 0; i < fileCnt; i++) {
  616. sort_order[i] = i;
  617. // If using RAM then read all filenames now.
  618. #if ENABLED(SDSORT_USES_RAM)
  619. getfilename(i);
  620. #if ENABLED(SDSORT_DYNAMIC_RAM)
  621. // Use dynamic method to copy long filename
  622. sortnames[i] = strdup(LONGEST_FILENAME);
  623. #if ENABLED(SDSORT_CACHE_NAMES)
  624. // When caching also store the short name, since
  625. // we're replacing the getfilename() behavior.
  626. sortshort[i] = strdup(filename);
  627. #endif
  628. #else
  629. // Copy filenames into the static array
  630. strcpy(sortnames[i], LONGEST_FILENAME);
  631. #if ENABLED(SDSORT_CACHE_NAMES)
  632. strcpy(sortshort[i], filename);
  633. #endif
  634. #endif
  635. // char out[30];
  636. // sprintf_P(out, PSTR("---- %i %s %s"), i, filenameIsDir ? "D" : " ", sortnames[i]);
  637. // SERIAL_ECHOLN(out);
  638. #if HAS_FOLDER_SORTING
  639. const uint16_t bit = i & 0x07, ind = i >> 3;
  640. if (bit == 0) isDir[ind] = 0x00;
  641. if (filenameIsDir) isDir[ind] |= _BV(bit);
  642. #endif
  643. #endif
  644. }
  645. // Bubble Sort
  646. for (uint16_t i = fileCnt; --i;) {
  647. bool didSwap = false;
  648. for (uint16_t j = 0; j < i; ++j) {
  649. const uint16_t o1 = sort_order[j], o2 = sort_order[j + 1];
  650. // Compare names from the array or just the two buffered names
  651. #if ENABLED(SDSORT_USES_RAM)
  652. #define _SORT_CMP_NODIR() (strcasecmp(sortnames[o1], sortnames[o2]) > 0)
  653. #else
  654. #define _SORT_CMP_NODIR() (strcasecmp(name1, name2) > 0)
  655. #endif
  656. #if HAS_FOLDER_SORTING
  657. #if ENABLED(SDSORT_USES_RAM)
  658. // Folder sorting needs an index and bit to test for folder-ness.
  659. const uint8_t ind1 = o1 >> 3, bit1 = o1 & 0x07,
  660. ind2 = o2 >> 3, bit2 = o2 & 0x07;
  661. #define _SORT_CMP_DIR(fs) \
  662. (((isDir[ind1] & _BV(bit1)) != 0) == ((isDir[ind2] & _BV(bit2)) != 0) \
  663. ? _SORT_CMP_NODIR() \
  664. : (isDir[fs > 0 ? ind1 : ind2] & (fs > 0 ? _BV(bit1) : _BV(bit2))) != 0)
  665. #else
  666. #define _SORT_CMP_DIR(fs) ((dir1 == filenameIsDir) ? _SORT_CMP_NODIR() : (fs > 0 ? dir1 : !dir1))
  667. #endif
  668. #endif
  669. // The most economical method reads names as-needed
  670. // throughout the loop. Slow if there are many.
  671. #if DISABLED(SDSORT_USES_RAM)
  672. getfilename(o1);
  673. strcpy(name1, LONGEST_FILENAME); // save (or getfilename below will trounce it)
  674. #if HAS_FOLDER_SORTING
  675. bool dir1 = filenameIsDir;
  676. #endif
  677. getfilename(o2);
  678. char *name2 = LONGEST_FILENAME; // use the string in-place
  679. #endif // !SDSORT_USES_RAM
  680. // Sort the current pair according to settings.
  681. if (
  682. #if HAS_FOLDER_SORTING
  683. #if ENABLED(SDSORT_GCODE)
  684. sort_folders ? _SORT_CMP_DIR(sort_folders) : _SORT_CMP_NODIR()
  685. #else
  686. _SORT_CMP_DIR(FOLDER_SORTING)
  687. #endif
  688. #else
  689. _SORT_CMP_NODIR()
  690. #endif
  691. ) {
  692. sort_order[j] = o2;
  693. sort_order[j + 1] = o1;
  694. didSwap = true;
  695. }
  696. }
  697. if (!didSwap) break;
  698. }
  699. // Using RAM but not keeping names around
  700. #if ENABLED(SDSORT_USES_RAM) && DISABLED(SDSORT_CACHE_NAMES)
  701. #if ENABLED(SDSORT_DYNAMIC_RAM)
  702. for (uint16_t i = 0; i < fileCnt; ++i) free(sortnames[i]);
  703. #if HAS_FOLDER_SORTING
  704. free(isDir);
  705. #endif
  706. #endif
  707. #endif
  708. }
  709. else {
  710. sort_order[0] = 0;
  711. #if ENABLED(SDSORT_USES_RAM) && ENABLED(SDSORT_CACHE_NAMES)
  712. getfilename(0);
  713. #if ENABLED(SDSORT_DYNAMIC_RAM)
  714. sortnames = new char*[1];
  715. sortnames[0] = strdup(LONGEST_FILENAME); // malloc
  716. sortshort = new char*[1];
  717. sortshort[0] = strdup(filename); // malloc
  718. isDir = new uint8_t[1];
  719. #else
  720. strcpy(sortnames[0], LONGEST_FILENAME);
  721. strcpy(sortshort[0], filename);
  722. #endif
  723. isDir[0] = filenameIsDir ? 0x01 : 0x00;
  724. #endif
  725. }
  726. sort_count = fileCnt;
  727. }
  728. }
  729. void CardReader::flush_presort() {
  730. if (sort_count > 0) {
  731. #if ENABLED(SDSORT_DYNAMIC_RAM)
  732. delete sort_order;
  733. #if ENABLED(SDSORT_CACHE_NAMES)
  734. for (uint8_t i = 0; i < sort_count; ++i) {
  735. free(sortshort[i]); // strdup
  736. free(sortnames[i]); // strdup
  737. }
  738. delete sortshort;
  739. delete sortnames;
  740. #endif
  741. #endif
  742. sort_count = 0;
  743. }
  744. }
  745. #endif // SDCARD_SORT_ALPHA
  746. void CardReader::printingHasFinished() {
  747. stepper.synchronize();
  748. file.close();
  749. if (file_subcall_ctr > 0) { // Heading up to a parent file that called current as a procedure.
  750. file_subcall_ctr--;
  751. openFile(proc_filenames[file_subcall_ctr], true, true);
  752. setIndex(filespos[file_subcall_ctr]);
  753. startFileprint();
  754. }
  755. else {
  756. sdprinting = false;
  757. if (SD_FINISHED_STEPPERRELEASE)
  758. enqueue_and_echo_commands_P(PSTR(SD_FINISHED_RELEASECOMMAND));
  759. print_job_timer.stop();
  760. if (print_job_timer.duration() > 60)
  761. enqueue_and_echo_commands_P(PSTR("M31"));
  762. #if ENABLED(SDCARD_SORT_ALPHA)
  763. presort();
  764. #endif
  765. }
  766. }
  767. #endif //SDSUPPORT