308 lines
10 KiB
C++
308 lines
10 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include "../inc/MarlinConfig.h"
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#define IFSD(A,B) TERN(SDSUPPORT,A,B)
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#if ENABLED(SDSUPPORT)
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#if BOTH(SDCARD_SORT_ALPHA, SDSORT_DYNAMIC_RAM)
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#define SD_RESORT 1
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#endif
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#if ENABLED(SDCARD_RATHERRECENTFIRST) && DISABLED(SDCARD_SORT_ALPHA)
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#define SD_ORDER(N,C) ((C) - 1 - (N))
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#else
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#define SD_ORDER(N,C) N
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#endif
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#define MAX_DIR_DEPTH 10 // Maximum folder depth
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#define MAXDIRNAMELENGTH 8 // DOS folder name size
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#define MAXPATHNAMELENGTH (1 + (MAXDIRNAMELENGTH + 1) * (MAX_DIR_DEPTH) + 1 + FILENAME_LENGTH) // "/" + N * ("ADIRNAME/") + "filename.ext"
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#include "SdFile.h"
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typedef struct {
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bool saving:1,
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logging:1,
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sdprinting:1,
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mounted:1,
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filenameIsDir:1,
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workDirIsRoot:1,
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abort_sd_printing:1
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#if ENABLED(BINARY_FILE_TRANSFER)
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, binary_mode:1
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#endif
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;
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} card_flags_t;
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class CardReader {
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public:
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static card_flags_t flag; // Flags (above)
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static char filename[FILENAME_LENGTH], // DOS 8.3 filename of the selected item
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longFilename[LONG_FILENAME_LENGTH]; // Long name of the selected item
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// Fast! binary file transfer
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#if ENABLED(BINARY_FILE_TRANSFER)
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#if HAS_MULTI_SERIAL
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static int8_t transfer_port_index;
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#else
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static constexpr int8_t transfer_port_index = 0;
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#endif
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#endif
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// // // Methods // // //
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CardReader();
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static SdFile getroot() { return root; }
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static void mount();
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static void release();
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static inline bool isMounted() { return flag.mounted; }
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static void ls();
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// Handle media insert/remove
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static void manage_media();
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// SD Card Logging
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static void openLogFile(char * const path);
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static void write_command(char * const buf);
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// Auto-Start files
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static int8_t autostart_index; // Index of autoX.g files
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static void beginautostart();
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static void checkautostart();
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// Basic file ops
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static void openFileRead(char * const path, const uint8_t subcall=0);
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static void openFileWrite(char * const path);
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static void closefile(const bool store_location=false);
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static bool fileExists(const char * const name);
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static void removeFile(const char * const name);
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static inline char* longest_filename() { return longFilename[0] ? longFilename : filename; }
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#if ENABLED(LONG_FILENAME_HOST_SUPPORT)
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static void printLongPath(char * const path); // Used by M33
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#endif
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// Working Directory for SD card menu
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static void cdroot();
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static void cd(const char *relpath);
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static int8_t cdup();
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static uint16_t countFilesInWorkDir();
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static uint16_t get_num_Files();
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// Select a file
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static void selectFileByIndex(const uint16_t nr);
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static void selectFileByName(const char* const match);
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// Print job
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static void openAndPrintFile(const char *name); // (working directory)
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static void fileHasFinished();
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static void getAbsFilename(char *dst);
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static void printFilename();
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static void startFileprint();
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static void endFilePrint(TERN_(SD_RESORT, const bool re_sort=false));
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static void report_status();
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static inline void pauseSDPrint() { flag.sdprinting = false; }
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static inline bool isPaused() { return isFileOpen() && !flag.sdprinting; }
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static inline bool isPrinting() { return flag.sdprinting; }
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#if HAS_PRINT_PROGRESS_PERMYRIAD
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static inline uint16_t permyriadDone() { return (isFileOpen() && filesize) ? sdpos / ((filesize + 9999) / 10000) : 0; }
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#endif
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static inline uint8_t percentDone() { return (isFileOpen() && filesize) ? sdpos / ((filesize + 99) / 100) : 0; }
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// Helper for open and remove
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static const char* diveToFile(const bool update_cwd, SdFile*& curDir, const char * const path, const bool echo=false);
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#if ENABLED(SDCARD_SORT_ALPHA)
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static void presort();
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static void getfilename_sorted(const uint16_t nr);
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#if ENABLED(SDSORT_GCODE)
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FORCE_INLINE static void setSortOn(bool b) { sort_alpha = b; presort(); }
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FORCE_INLINE static void setSortFolders(int i) { sort_folders = i; presort(); }
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//FORCE_INLINE static void setSortReverse(bool b) { sort_reverse = b; }
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#endif
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#else
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FORCE_INLINE static void getfilename_sorted(const uint16_t nr) { selectFileByIndex(nr); }
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#endif
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#if ENABLED(POWER_LOSS_RECOVERY)
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static bool jobRecoverFileExists();
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static void openJobRecoveryFile(const bool read);
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static void removeJobRecoveryFile();
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#endif
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static inline bool isFileOpen() { return isMounted() && file.isOpen(); }
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static inline uint32_t getIndex() { return sdpos; }
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static inline uint32_t getFileSize() { return filesize; }
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static inline bool eof() { return sdpos >= filesize; }
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static inline void setIndex(const uint32_t index) { file.seekSet((sdpos = index)); }
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static inline char* getWorkDirName() { workDir.getDosName(filename); return filename; }
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static inline int16_t get() { int16_t out = (int16_t)file.read(); sdpos = file.curPosition(); return out; }
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static inline int16_t read(void* buf, uint16_t nbyte) { return file.isOpen() ? file.read(buf, nbyte) : -1; }
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static inline int16_t write(void* buf, uint16_t nbyte) { return file.isOpen() ? file.write(buf, nbyte) : -1; }
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static Sd2Card& getSd2Card() { return sd2card; }
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#if ENABLED(AUTO_REPORT_SD_STATUS)
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static void auto_report_sd_status();
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static inline void set_auto_report_interval(uint8_t v) {
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TERN_(HAS_MULTI_SERIAL, auto_report_port = serial_port_index);
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NOMORE(v, 60);
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auto_report_sd_interval = v;
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next_sd_report_ms = millis() + 1000UL * v;
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}
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#endif
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private:
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//
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// Working directory and parents
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//
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static SdFile root, workDir, workDirParents[MAX_DIR_DEPTH];
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static uint8_t workDirDepth;
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//
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// Alphabetical file and folder sorting
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//
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#if ENABLED(SDCARD_SORT_ALPHA)
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static uint16_t sort_count; // Count of sorted items in the current directory
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#if ENABLED(SDSORT_GCODE)
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static bool sort_alpha; // Flag to enable / disable the feature
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static int sort_folders; // Folder sorting before/none/after
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//static bool sort_reverse; // Flag to enable / disable reverse sorting
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#endif
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// By default the sort index is static
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#if ENABLED(SDSORT_DYNAMIC_RAM)
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static uint8_t *sort_order;
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#else
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static uint8_t sort_order[SDSORT_LIMIT];
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#endif
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#if BOTH(SDSORT_USES_RAM, SDSORT_CACHE_NAMES) && DISABLED(SDSORT_DYNAMIC_RAM)
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#define SORTED_LONGNAME_MAXLEN (SDSORT_CACHE_VFATS) * (FILENAME_LENGTH)
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#define SORTED_LONGNAME_STORAGE (SORTED_LONGNAME_MAXLEN + 1)
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#else
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#define SORTED_LONGNAME_MAXLEN LONG_FILENAME_LENGTH
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#define SORTED_LONGNAME_STORAGE SORTED_LONGNAME_MAXLEN
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#endif
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// Cache filenames to speed up SD menus.
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#if ENABLED(SDSORT_USES_RAM)
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// If using dynamic ram for names, allocate on the heap.
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#if ENABLED(SDSORT_CACHE_NAMES)
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static uint16_t nrFiles; // Cache the total count
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#if ENABLED(SDSORT_DYNAMIC_RAM)
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static char **sortshort, **sortnames;
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#else
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static char sortshort[SDSORT_LIMIT][FILENAME_LENGTH];
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#endif
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#endif
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#if (ENABLED(SDSORT_CACHE_NAMES) && DISABLED(SDSORT_DYNAMIC_RAM)) || NONE(SDSORT_CACHE_NAMES, SDSORT_USES_STACK)
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static char sortnames[SDSORT_LIMIT][SORTED_LONGNAME_STORAGE];
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#endif
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// Folder sorting uses an isDir array when caching items.
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#if HAS_FOLDER_SORTING
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#if ENABLED(SDSORT_DYNAMIC_RAM)
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static uint8_t *isDir;
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#elif ENABLED(SDSORT_CACHE_NAMES) || DISABLED(SDSORT_USES_STACK)
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static uint8_t isDir[(SDSORT_LIMIT+7)>>3];
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#endif
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#endif
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#endif // SDSORT_USES_RAM
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#endif // SDCARD_SORT_ALPHA
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static Sd2Card sd2card;
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static SdVolume volume;
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static SdFile file;
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static uint32_t filesize, // Total size of the current file, in bytes
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sdpos; // Index most recently read (one behind file.getPos)
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//
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// Procedure calls to other files
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//
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#if HAS_MEDIA_SUBCALLS
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static uint8_t file_subcall_ctr;
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static uint32_t filespos[SD_PROCEDURE_DEPTH];
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static char proc_filenames[SD_PROCEDURE_DEPTH][MAXPATHNAMELENGTH];
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#endif
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//
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// SD Auto Reporting
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//
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#if ENABLED(AUTO_REPORT_SD_STATUS)
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static uint8_t auto_report_sd_interval;
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static millis_t next_sd_report_ms;
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#if HAS_MULTI_SERIAL
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static int8_t auto_report_port;
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#endif
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#endif
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//
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// Directory items
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//
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static bool is_dir_or_gcode(const dir_t &p);
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static int countItems(SdFile dir);
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static void selectByIndex(SdFile dir, const uint8_t index);
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static void selectByName(SdFile dir, const char * const match);
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static void printListing(SdFile parent, const char * const prepend=nullptr);
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#if ENABLED(SDCARD_SORT_ALPHA)
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static void flush_presort();
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#endif
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};
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#if ENABLED(USB_FLASH_DRIVE_SUPPORT)
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#define IS_SD_INSERTED() Sd2Card::isInserted()
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#elif PIN_EXISTS(SD_DETECT)
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#define IS_SD_INSERTED() (READ(SD_DETECT_PIN) == SD_DETECT_STATE)
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#else
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// No card detect line? Assume the card is inserted.
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#define IS_SD_INSERTED() true
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#endif
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#define IS_SD_PRINTING() card.flag.sdprinting
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#define IS_SD_PAUSED() card.isPaused()
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#define IS_SD_FILE_OPEN() card.isFileOpen()
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extern CardReader card;
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#else // !SDSUPPORT
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#define IS_SD_PRINTING() false
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#define IS_SD_PAUSED() false
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#define IS_SD_FILE_OPEN() false
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#define LONG_FILENAME_LENGTH 0
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#endif // !SDSUPPORT
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