Firmware2/Marlin/cardreader.h

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#ifndef CARDREADER_H
#define CARDREADER_H
#ifdef SDSUPPORT
#define MAX_DIR_DEPTH 10 // Maximum folder depth
#include "SdFile.h"
enum LsAction { LS_SerialPrint, LS_Count, LS_GetFilename };
class CardReader {
public:
CardReader();
void initsd();
void write_command(char *buf);
//files auto[0-9].g on the sd card are performed in a row
//this is to delay autostart and hence the initialisaiton of the sd card to some seconds after the normal init, so the device is available quick after a reset
void checkautostart(bool x);
void openFile(char* name,bool read,bool replace_current=true);
void openLogFile(char* name);
void removeFile(char* name);
void closefile(bool store_location=false);
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void release();
void startFileprint();
void pauseSDPrint();
void getStatus();
void printingHasFinished();
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#ifdef LONG_FILENAME_HOST_SUPPORT
void printLongPath(char *path);
#endif
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void getfilename(uint16_t nr, const char* const match=NULL);
uint16_t getnrfilenames();
void getAbsFilename(char *t);
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void ls();
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void chdir(const char * relpath);
void updir();
void setroot();
FORCE_INLINE bool isFileOpen() { return file.isOpen(); }
FORCE_INLINE bool eof() { return sdpos >= filesize; }
FORCE_INLINE int16_t get() { sdpos = file.curPosition(); return (int16_t)file.read(); }
FORCE_INLINE void setIndex(long index) { sdpos = index; file.seekSet(index); }
FORCE_INLINE uint8_t percentDone() { return (isFileOpen() && filesize) ? sdpos / ((filesize + 99) / 100) : 0; }
FORCE_INLINE char* getWorkDirName() { workDir.getFilename(filename); return filename; }
public:
bool saving, logging, sdprinting, cardOK, filenameIsDir;
char filename[FILENAME_LENGTH], longFilename[LONG_FILENAME_LENGTH];
int autostart_index;
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private:
SdFile root, *curDir, workDir, workDirParents[MAX_DIR_DEPTH];
uint16_t workDirDepth;
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Sd2Card card;
SdVolume volume;
SdFile file;
#define SD_PROCEDURE_DEPTH 1
#define MAXPATHNAMELENGTH (FILENAME_LENGTH*MAX_DIR_DEPTH + MAX_DIR_DEPTH + 1)
uint8_t file_subcall_ctr;
uint32_t filespos[SD_PROCEDURE_DEPTH];
char filenames[SD_PROCEDURE_DEPTH][MAXPATHNAMELENGTH];
uint32_t filesize;
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millis_t next_autostart_ms;
uint32_t sdpos;
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bool autostart_stilltocheck; //the sd start is delayed, because otherwise the serial cannot answer fast enought to make contact with the hostsoftware.
LsAction lsAction; //stored for recursion.
uint16_t nrFiles; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
char* diveDirName;
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void lsDive(const char *prepend, SdFile parent, const char * const match=NULL);
};
extern CardReader card;
#define IS_SD_PRINTING (card.sdprinting)
#if (SDCARDDETECT > -1)
#ifdef SDCARDDETECTINVERTED
#define IS_SD_INSERTED (READ(SDCARDDETECT) != 0)
#else
#define IS_SD_INSERTED (READ(SDCARDDETECT) == 0)
#endif
#else
//No card detect line? Assume the card is inserted.
#define IS_SD_INSERTED true
#endif
#else
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#define IS_SD_PRINTING (false)
#endif //SDSUPPORT
#endif //__CARDREADER_H