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core: enable trezor.io.FatFS

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pull/494/head
Pavol Rusnak 5 years ago
parent 40eabf9012 59ee3750d1
commit cdc1a87d11
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
12 changed files with 5118 additions and 0 deletions
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2
core/SConscript.firmware
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@ -130,6 +130,8 @@ if EVERYTHING:
# modtrezorio
SOURCE_MOD += [
'embed/extmod/modtrezorio/ff.c',
'embed/extmod/modtrezorio/ffunicode.c',
'embed/extmod/modtrezorio/modtrezorio.c',
]

2
core/SConscript.unix
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@ -125,6 +125,8 @@ if EVERYTHING:
# modtrezorio
SOURCE_MOD += [
'embed/extmod/modtrezorio/ff.c',
'embed/extmod/modtrezorio/ffunicode.c',
'embed/extmod/modtrezorio/modtrezorio.c',
]

83
core/embed/extmod/modtrezorio/diskio.h
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// clang-format off
/* This file is part of ooFatFs, a customised version of FatFs
* See https://github.com/micropython/oofatfs for details
*/
/*-----------------------------------------------------------------------/
/ Low level disk interface modlue include file (C)ChaN, 2014 /
/-----------------------------------------------------------------------*/
#ifndef _DISKIO_DEFINED
#define _DISKIO_DEFINED
#ifdef __cplusplus
extern "C" {
#endif
/* Status of Disk Functions */
typedef BYTE DSTATUS;
/* Results of Disk Functions */
typedef enum {
RES_OK = 0, /* 0: Successful */
RES_ERROR, /* 1: R/W Error */
RES_WRPRT, /* 2: Write Protected */
RES_NOTRDY, /* 3: Not Ready */
RES_PARERR /* 4: Invalid Parameter */
} DRESULT;
/*---------------------------------------*/
/* Prototypes for disk control functions */
DRESULT disk_read (void *drv, BYTE* buff, DWORD sector, UINT count);
DRESULT disk_write (void *drv, const BYTE* buff, DWORD sector, UINT count);
DRESULT disk_ioctl (void *drv, BYTE cmd, void* buff);
/* Disk Status Bits (DSTATUS) */
#define STA_NOINIT 0x01 /* Drive not initialized */
#define STA_NODISK 0x02 /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */
/* Command code for disk_ioctrl fucntion */
/* Generic command (Used by FatFs) */
#define CTRL_SYNC 0 /* Complete pending write process (needed at FF_FS_READONLY == 0) */
#define GET_SECTOR_COUNT 1 /* Get media size (needed at FF_USE_MKFS == 1) */
#define GET_SECTOR_SIZE 2 /* Get sector size (needed at FF_MAX_SS != FF_MIN_SS) */
#define GET_BLOCK_SIZE 3 /* Get erase block size (needed at FF_USE_MKFS == 1) */
#define CTRL_TRIM 4 /* Inform device that the data on the block of sectors is no longer used (needed at FF_USE_TRIM == 1) */
#define IOCTL_INIT 5
#define IOCTL_STATUS 6
/* Generic command (Not used by FatFs) */
#define CTRL_POWER 5 /* Get/Set power status */
#define CTRL_LOCK 6 /* Lock/Unlock media removal */
#define CTRL_EJECT 7 /* Eject media */
#define CTRL_FORMAT 8 /* Create physical format on the media */
/* MMC/SDC specific ioctl command */
#define MMC_GET_TYPE 10 /* Get card type */
#define MMC_GET_CSD 11 /* Get CSD */
#define MMC_GET_CID 12 /* Get CID */
#define MMC_GET_OCR 13 /* Get OCR */
#define MMC_GET_SDSTAT 14 /* Get SD status */
#define ISDIO_READ 55 /* Read data form SD iSDIO register */
#define ISDIO_WRITE 56 /* Write data to SD iSDIO register */
#define ISDIO_MRITE 57 /* Masked write data to SD iSDIO register */
/* ATA/CF specific ioctl command */
#define ATA_GET_REV 20 /* Get F/W revision */
#define ATA_GET_MODEL 21 /* Get model name */
#define ATA_GET_SN 22 /* Get serial number */
#ifdef __cplusplus
}
#endif
#endif

3278
core/embed/extmod/modtrezorio/ff.c
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403
core/embed/extmod/modtrezorio/ff.h
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// clang-format off
/* This file is part of ooFatFs, a customised version of FatFs
* See https://github.com/micropython/oofatfs for details
*/
/*----------------------------------------------------------------------------/
/ FatFs - Generic FAT Filesystem module R0.13c /
/-----------------------------------------------------------------------------/
/
/ Copyright (C) 2018, ChaN, all right reserved.
/
/ FatFs module is an open source software. Redistribution and use of FatFs in
/ source and binary forms, with or without modification, are permitted provided
/ that the following condition is met:
/ 1. Redistributions of source code must retain the above copyright notice,
/ this condition and the following disclaimer.
/
/ This software is provided by the copyright holder and contributors "AS IS"
/ and any warranties related to this software are DISCLAIMED.
/ The copyright owner or contributors be NOT LIABLE for any damages caused
/ by use of this software.
/
/----------------------------------------------------------------------------*/
#ifndef FF_DEFINED
#define FF_DEFINED 86604 /* Revision ID */
#ifdef __cplusplus
extern "C" {
#endif
#include "ffconf.h" /* FatFs configuration options */
#if FF_DEFINED != FFCONF_DEF
#error Wrong configuration file (ffconf.h).
#endif
/* Integer types used for FatFs API */
#if defined(_WIN32) /* Main development platform */
#define FF_INTDEF 2
#include <windows.h>
typedef unsigned __int64 QWORD;
#elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__cplusplus) /* C99 or later */
#define FF_INTDEF 2
#include <stdint.h>
typedef unsigned int UINT; /* int must be 16-bit or 32-bit */
typedef unsigned char BYTE; /* char must be 8-bit */
typedef uint16_t WORD; /* 16-bit unsigned integer */
typedef uint16_t WCHAR; /* 16-bit unsigned integer */
typedef uint32_t DWORD; /* 32-bit unsigned integer */
typedef uint64_t QWORD; /* 64-bit unsigned integer */
#else /* Earlier than C99 */
#define FF_INTDEF 1
typedef unsigned int UINT; /* int must be 16-bit or 32-bit */
typedef unsigned char BYTE; /* char must be 8-bit */
typedef unsigned short WORD; /* 16-bit unsigned integer */
typedef unsigned short WCHAR; /* 16-bit unsigned integer */
typedef unsigned long DWORD; /* 32-bit unsigned integer */
#endif
/* Definitions of volume management */
#if FF_STR_VOLUME_ID
#ifndef FF_VOLUME_STRS
extern const char* VolumeStr[FF_VOLUMES]; /* User defied volume ID */
#endif
#endif
/* Type of path name strings on FatFs API */
#ifndef _INC_TCHAR
#define _INC_TCHAR
#if FF_USE_LFN && FF_LFN_UNICODE == 1 /* Unicode in UTF-16 encoding */
typedef WCHAR TCHAR;
#define _T(x) L ## x
#define _TEXT(x) L ## x
#elif FF_USE_LFN && FF_LFN_UNICODE == 2 /* Unicode in UTF-8 encoding */
typedef char TCHAR;
#define _T(x) u8 ## x
#define _TEXT(x) u8 ## x
#elif FF_USE_LFN && FF_LFN_UNICODE == 3 /* Unicode in UTF-32 encoding */
typedef DWORD TCHAR;
#define _T(x) U ## x
#define _TEXT(x) U ## x
#elif FF_USE_LFN && (FF_LFN_UNICODE < 0 || FF_LFN_UNICODE > 3)
#error Wrong FF_LFN_UNICODE setting
#else /* ANSI/OEM code in SBCS/DBCS */
typedef char TCHAR;
#define _T(x) x
#define _TEXT(x) x
#endif
#endif
/* Type of file size variables */
#if FF_FS_EXFAT
#if FF_INTDEF != 2
#error exFAT feature wants C99 or later
#endif
typedef QWORD FSIZE_t;
#else
typedef DWORD FSIZE_t;
#endif
/* Filesystem object structure (FATFS) */
typedef struct {
void *drv; // block device underlying this filesystem
#if FF_MULTI_PARTITION /* Multiple partition configuration */
BYTE part; // Partition: 0:Auto detect, 1-4:Forced partition
#endif
BYTE fs_type; /* Filesystem type (0:not mounted) */
BYTE n_fats; /* Number of FATs (1 or 2) */
BYTE wflag; /* win[] flag (b0:dirty) */
BYTE fsi_flag; /* FSINFO flags (b7:disabled, b0:dirty) */
WORD id; /* Volume mount ID */
WORD n_rootdir; /* Number of root directory entries (FAT12/16) */
WORD csize; /* Cluster size [sectors] */
#if FF_MAX_SS != FF_MIN_SS
WORD ssize; /* Sector size (512, 1024, 2048 or 4096) */
#endif
#if FF_USE_LFN
WCHAR* lfnbuf; /* LFN working buffer */
#endif
#if FF_FS_EXFAT
BYTE* dirbuf; /* Directory entry block scratchpad buffer for exFAT */
#endif
#if FF_FS_REENTRANT
FF_SYNC_t sobj; /* Identifier of sync object */
#endif
#if !FF_FS_READONLY
DWORD last_clst; /* Last allocated cluster */
DWORD free_clst; /* Number of free clusters */
#endif
#if FF_FS_RPATH
DWORD cdir; /* Current directory start cluster (0:root) */
#if FF_FS_EXFAT
DWORD cdc_scl; /* Containing directory start cluster (invalid when cdir is 0) */
DWORD cdc_size; /* b31-b8:Size of containing directory, b7-b0: Chain status */
DWORD cdc_ofs; /* Offset in the containing directory (invalid when cdir is 0) */
#endif
#endif
DWORD n_fatent; /* Number of FAT entries (number of clusters + 2) */
DWORD fsize; /* Size of an FAT [sectors] */
DWORD volbase; /* Volume base sector */
DWORD fatbase; /* FAT base sector */
DWORD dirbase; /* Root directory base sector/cluster */
DWORD database; /* Data base sector */
#if FF_FS_EXFAT
DWORD bitbase; /* Allocation bitmap base sector */
#endif
DWORD winsect; /* Current sector appearing in the win[] */
BYTE win[FF_MAX_SS]; /* Disk access window for Directory, FAT (and file data at tiny cfg) */
} FATFS;
/* Object ID and allocation information (FFOBJID) */
typedef struct {
FATFS* fs; /* Pointer to the hosting volume of this object */
WORD id; /* Hosting volume mount ID */
BYTE attr; /* Object attribute */
BYTE stat; /* Object chain status (b1-0: =0:not contiguous, =2:contiguous, =3:fragmented in this session, b2:sub-directory stretched) */
DWORD sclust; /* Object data start cluster (0:no cluster or root directory) */
FSIZE_t objsize; /* Object size (valid when sclust != 0) */
#if FF_FS_EXFAT
DWORD n_cont; /* Size of first fragment - 1 (valid when stat == 3) */
DWORD n_frag; /* Size of last fragment needs to be written to FAT (valid when not zero) */
DWORD c_scl; /* Containing directory start cluster (valid when sclust != 0) */
DWORD c_size; /* b31-b8:Size of containing directory, b7-b0: Chain status (valid when c_scl != 0) */
DWORD c_ofs; /* Offset in the containing directory (valid when file object and sclust != 0) */
#endif
#if FF_FS_LOCK
UINT lockid; /* File lock ID origin from 1 (index of file semaphore table Files[]) */
#endif
} FFOBJID;
/* File object structure (FIL) */
typedef struct {
FFOBJID obj; /* Object identifier (must be the 1st member to detect invalid object pointer) */
BYTE flag; /* File status flags */
BYTE err; /* Abort flag (error code) */
FSIZE_t fptr; /* File read/write pointer (Zeroed on file open) */
DWORD clust; /* Current cluster of fpter (invalid when fptr is 0) */
DWORD sect; /* Sector number appearing in buf[] (0:invalid) */
#if !FF_FS_READONLY
DWORD dir_sect; /* Sector number containing the directory entry (not used at exFAT) */
BYTE* dir_ptr; /* Pointer to the directory entry in the win[] (not used at exFAT) */
#endif
#if FF_USE_FASTSEEK
DWORD* cltbl; /* Pointer to the cluster link map table (nulled on open, set by application) */
#endif
#if !FF_FS_TINY
BYTE buf[FF_MAX_SS]; /* File private data read/write window */
#endif
} FIL;
/* Directory object structure (FF_DIR) */
typedef struct {
FFOBJID obj; /* Object identifier */
DWORD dptr; /* Current read/write offset */
DWORD clust; /* Current cluster */
DWORD sect; /* Current sector (0:Read operation has terminated) */
BYTE* dir; /* Pointer to the directory item in the win[] */
BYTE fn[12]; /* SFN (in/out) {body[8],ext[3],status[1]} */
#if FF_USE_LFN
DWORD blk_ofs; /* Offset of current entry block being processed (0xFFFFFFFF:Invalid) */
#endif
#if FF_USE_FIND
const TCHAR* pat; /* Pointer to the name matching pattern */
#endif
} FF_DIR;
/* File information structure (FILINFO) */
typedef struct {
FSIZE_t fsize; /* File size */
WORD fdate; /* Modified date */
WORD ftime; /* Modified time */
BYTE fattrib; /* File attribute */
#if FF_USE_LFN
TCHAR altname[FF_SFN_BUF + 1];/* Altenative file name */
TCHAR fname[FF_LFN_BUF + 1]; /* Primary file name */
#else
TCHAR fname[12 + 1]; /* File name */
#endif
} FILINFO;
/* File function return code (FRESULT) */
typedef enum {
FR_OK = 0, /* (0) Succeeded */
FR_DISK_ERR, /* (1) A hard error occurred in the low level disk I/O layer */
FR_INT_ERR, /* (2) Assertion failed */
FR_NOT_READY, /* (3) The physical drive cannot work */
FR_NO_FILE, /* (4) Could not find the file */
FR_NO_PATH, /* (5) Could not find the path */
FR_INVALID_NAME, /* (6) The path name format is invalid */
FR_DENIED, /* (7) Access denied due to prohibited access or directory full */
FR_EXIST, /* (8) Access denied due to prohibited access */
FR_INVALID_OBJECT, /* (9) The file/directory object is invalid */
FR_WRITE_PROTECTED, /* (10) The physical drive is write protected */
FR_INVALID_DRIVE, /* (11) The logical drive number is invalid */
FR_NOT_ENABLED, /* (12) The volume has no work area */
FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */
FR_MKFS_ABORTED, /* (14) The f_mkfs() aborted due to any problem */
FR_TIMEOUT, /* (15) Could not get a grant to access the volume within defined period */
FR_LOCKED, /* (16) The operation is rejected according to the file sharing policy */
FR_NOT_ENOUGH_CORE, /* (17) LFN working buffer could not be allocated */
FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > FF_FS_LOCK */
FR_INVALID_PARAMETER /* (19) Given parameter is invalid */
} FRESULT;
/*--------------------------------------------------------------*/
/* FatFs module application interface */
FRESULT f_open (FATFS *fs, FIL* fp, const TCHAR* path, BYTE mode); /* Open or create a file */
FRESULT f_close (FIL* fp); /* Close an open file object */
FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br); /* Read data from the file */
FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw); /* Write data to the file */
FRESULT f_lseek (FIL* fp, FSIZE_t ofs); /* Move file pointer of the file object */
FRESULT f_truncate (FIL* fp); /* Truncate the file */
FRESULT f_sync (FIL* fp); /* Flush cached data of the writing file */
FRESULT f_opendir (FATFS *fs, FF_DIR* dp, const TCHAR* path); /* Open a directory */
FRESULT f_closedir (FF_DIR* dp); /* Close an open directory */
FRESULT f_readdir (FF_DIR* dp, FILINFO* fno); /* Read a directory item */
FRESULT f_findfirst (FF_DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern); /* Find first file */
FRESULT f_findnext (FF_DIR* dp, FILINFO* fno); /* Find next file */
FRESULT f_mkdir (FATFS *fs, const TCHAR* path); /* Create a sub directory */
FRESULT f_unlink (FATFS *fs, const TCHAR* path); /* Delete an existing file or directory */
FRESULT f_rename (FATFS *fs, const TCHAR* path_old, const TCHAR* path_new); /* Rename/Move a file or directory */
FRESULT f_stat (FATFS *fs, const TCHAR* path, FILINFO* fno); /* Get file status */
FRESULT f_chmod (FATFS *fs, const TCHAR* path, BYTE attr, BYTE mask); /* Change attribute of a file/dir */
FRESULT f_utime (FATFS *fs, const TCHAR* path, const FILINFO* fno); /* Change timestamp of a file/dir */
FRESULT f_chdir (FATFS *fs, const TCHAR* path); /* Change current directory */
FRESULT f_getcwd (FATFS *fs, TCHAR* buff, UINT len); /* Get current directory */
FRESULT f_getfree (FATFS *fs, DWORD* nclst); /* Get number of free clusters on the drive */
FRESULT f_getlabel (FATFS *fs, TCHAR* label, DWORD* vsn); /* Get volume label */
FRESULT f_setlabel (FATFS *fs, const TCHAR* label); /* Set volume label */
FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf); /* Forward data to the stream */
FRESULT f_expand (FIL* fp, FSIZE_t szf, BYTE opt); /* Allocate a contiguous block to the file */
FRESULT f_mount (FATFS* fs); /* Mount/Unmount a logical drive */
FRESULT f_umount (FATFS* fs); /* Unmount a logical drive */
FRESULT f_mkfs (FATFS *fs, BYTE opt, DWORD au, void* work, UINT len); /* Create a FAT volume */
FRESULT f_fdisk (void *pdrv, const DWORD* szt, void* work); /* Divide a physical drive into some partitions */
FRESULT f_setcp (WORD cp); /* Set current code page */
FRESULT f_repair (FATFS* fs, void* work, UINT len); /* Free unreferenced clusters from the FAT */
#define f_eof(fp) ((int)((fp)->fptr == (fp)->obj.objsize))
#define f_error(fp) ((fp)->err)
#define f_tell(fp) ((fp)->fptr)
#define f_size(fp) ((fp)->obj.objsize)
#define f_rewind(fp) f_lseek((fp), 0)
#define f_rewinddir(dp) f_readdir((dp), 0)
#define f_rmdir(path) f_unlink(path)
#define f_unmount(path) f_mount(0, path, 0)
#ifndef EOF
#define EOF (-1)
#endif
/*--------------------------------------------------------------*/
/* Additional user defined functions */
/* RTC function */
#if !FF_FS_READONLY && !FF_FS_NORTC
DWORD get_fattime (void);
#endif
/* LFN support functions */
#if FF_USE_LFN >= 1 /* Code conversion (defined in unicode.c) */
WCHAR ff_oem2uni (WCHAR oem, WORD cp); /* OEM code to Unicode conversion */
WCHAR ff_uni2oem (DWORD uni, WORD cp); /* Unicode to OEM code conversion */
DWORD ff_wtoupper (DWORD uni); /* Unicode upper-case conversion */
#endif
#if FF_USE_LFN == 3 /* Dynamic memory allocation */
void* ff_memalloc (UINT msize); /* Allocate memory block */
void ff_memfree (void* mblock); /* Free memory block */
#endif
/* Sync functions */
#if FF_FS_REENTRANT
int ff_cre_syncobj (FATFS *fatfs, FF_SYNC_t* sobj); /* Create a sync object */
int ff_req_grant (FF_SYNC_t sobj); /* Lock sync object */
void ff_rel_grant (FF_SYNC_t sobj); /* Unlock sync object */
int ff_del_syncobj (FF_SYNC_t sobj); /* Delete a sync object */
#endif
/*--------------------------------------------------------------*/
/* Flags and offset address */
/* File access mode and open method flags (3rd argument of f_open) */
#define FA_READ 0x01
#define FA_WRITE 0x02
#define FA_OPEN_EXISTING 0x00
#define FA_CREATE_NEW 0x04
#define FA_CREATE_ALWAYS 0x08
#define FA_OPEN_ALWAYS 0x10
#define FA_OPEN_APPEND 0x30
/* Fast seek controls (2nd argument of f_lseek) */
#define CREATE_LINKMAP ((FSIZE_t)0 - 1)
/* Format options (2nd argument of f_mkfs) */
#define FM_FAT 0x01
#define FM_FAT32 0x02
#define FM_EXFAT 0x04
#define FM_ANY 0x07
#define FM_SFD 0x08
/* Filesystem type (FATFS.fs_type) */
#define FS_FAT12 1
#define FS_FAT16 2
#define FS_FAT32 3
#define FS_EXFAT 4
/* File attribute bits for directory entry (FILINFO.fattrib) */
#define AM_RDO 0x01 /* Read only */
#define AM_HID 0x02 /* Hidden */
#define AM_SYS 0x04 /* System */
#define AM_DIR 0x10 /* Directory */
#define AM_ARC 0x20 /* Archive */
#ifdef __cplusplus
}
#endif
#endif /* FF_DEFINED */

31
core/embed/extmod/modtrezorio/ff_unifdef.sh
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unifdef \
-DFF_FS_READONLY=0 \
-DFF_FS_MINIMIZE=0 \
-DFF_USE_STRFUNC=0 \
-DFF_USE_FIND=0 \
-DFF_USE_FASTSEEK=0 \
-DFF_USE_EXPAND=0 \
-DFF_USE_CHMOD=0 \
-DFF_USE_LABEL=0 \
-DFF_USE_FORWARD=0 \
-DFF_USE_REPAIR=0 \
-DFF_CODE_PAGE=437 \
-DFF_USE_LFN=1 \
-DFF_LFN_UNICODE=2 \
-DFF_STRF_ENCODE=3 \
-DFF_FS_RPATH=0 \
-DFF_VOLUMES=1 \
-DFF_STR_VOLUME_ID=0 \
-DFF_MULTI_PARTITION=0 \
-DFF_USE_TRIM=0 \
-DFF_FS_NOFSINFO=0 \
-DFF_FS_TINY=0 \
-DFF_FS_EXFAT=0 \
-DFF_FS_NORTC=1 \
-DFF_FS_LOCK=0 \
-DFF_FS_REENTRANT=0 \
ff.c -o ff.c
unifdef \
-DFF_CODE_PAGE=437 \
ffunicode.c -o ffunicode.c

302
core/embed/extmod/modtrezorio/ffconf.h
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// clang-format off
/* This file is part of ooFatFs, a customised version of FatFs
* See https://github.com/micropython/oofatfs for details
*/
/*---------------------------------------------------------------------------/
/ FatFs Functional Configurations
/---------------------------------------------------------------------------*/
#define FFCONF_DEF 86604 /* Revision ID */
/*---------------------------------------------------------------------------/
/ Function Configurations
/---------------------------------------------------------------------------*/
#define FF_FS_READONLY 0
/* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
/ Read-only configuration removes writing API functions, f_write(), f_sync(),
/ f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
/ and optional writing functions as well. */
#define FF_FS_MINIMIZE 0
/* This option defines minimization level to remove some basic API functions.
/
/ 0: Basic functions are fully enabled.
/ 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_truncate() and f_rename()
/ are removed.
/ 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
/ 3: f_lseek() function is removed in addition to 2. */
#define FF_USE_STRFUNC 0
/* This option switches string functions, f_gets(), f_putc(), f_puts() and f_printf().
/
/ 0: Disable string functions.
/ 1: Enable without LF-CRLF conversion.
/ 2: Enable with LF-CRLF conversion. */
#define FF_USE_FIND 0
/* This option switches filtered directory read functions, f_findfirst() and
/ f_findnext(). (0:Disable, 1:Enable 2:Enable with matching altname[] too) */
#ifdef TREZOR_EMULATOR
#define FF_USE_MKFS 1
#else
#define FF_USE_MKFS 0
#endif
/* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
#define FF_USE_FASTSEEK 0
/* This option switches fast seek function. (0:Disable or 1:Enable) */
#define FF_USE_EXPAND 0
/* This option switches f_expand function. (0:Disable or 1:Enable) */
#define FF_USE_CHMOD 0
/* This option switches attribute manipulation functions, f_chmod() and f_utime().
/ (0:Disable or 1:Enable) Also FF_FS_READONLY needs to be 0 to enable this option. */
#define FF_USE_LABEL 0
/* This option switches volume label functions, f_getlabel() and f_setlabel().
/ (0:Disable or 1:Enable) */
#define FF_USE_FORWARD 0
/* This option switches f_forward() function. (0:Disable or 1:Enable) */
#define FF_USE_REPAIR 0
/* This option switches f_repair() function. (0:Disable or 1:Enable) */
/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
/---------------------------------------------------------------------------*/
#define FF_CODE_PAGE 437
/* This option specifies the OEM code page to be used on the target system.
/ Incorrect code page setting can cause a file open failure.
/
/ 437 - U.S.
/ 720 - Arabic
/ 737 - Greek
/ 771 - KBL
/ 775 - Baltic
/ 850 - Latin 1
/ 852 - Latin 2
/ 855 - Cyrillic
/ 857 - Turkish
/ 860 - Portuguese
/ 861 - Icelandic
/ 862 - Hebrew
/ 863 - Canadian French
/ 864 - Arabic
/ 865 - Nordic
/ 866 - Russian
/ 869 - Greek 2
/ 932 - Japanese (DBCS)
/ 936 - Simplified Chinese (DBCS)
/ 949 - Korean (DBCS)
/ 950 - Traditional Chinese (DBCS)
/ 0 - Include all code pages above and configured by f_setcp()
*/
#define FF_USE_LFN 1
#define FF_MAX_LFN 255
/* The FF_USE_LFN switches the support for LFN (long file name).
/
/ 0: Disable LFN. FF_MAX_LFN has no effect.
/ 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
/ 2: Enable LFN with dynamic working buffer on the STACK.
/ 3: Enable LFN with dynamic working buffer on the HEAP.
/
/ To enable the LFN, ffunicode.c needs to be added to the project. The LFN function
/ requiers certain internal working buffer occupies (FF_MAX_LFN + 1) * 2 bytes and
/ additional (FF_MAX_LFN + 44) / 15 * 32 bytes when exFAT is enabled.
/ The FF_MAX_LFN defines size of the working buffer in UTF-16 code unit and it can
/ be in range of 12 to 255. It is recommended to be set 255 to fully support LFN
/ specification.
/ When use stack for the working buffer, take care on stack overflow. When use heap
/ memory for the working buffer, memory management functions, ff_memalloc() and
/ ff_memfree() in ffsystem.c, need to be added to the project. */
#define FF_LFN_UNICODE 2
/* This option switches the character encoding on the API when LFN is enabled.
/
/ 0: ANSI/OEM in current CP (TCHAR = char)
/ 1: Unicode in UTF-16 (TCHAR = WCHAR)
/ 2: Unicode in UTF-8 (TCHAR = char)
/ 3: Unicode in UTF-32 (TCHAR = DWORD)
/
/ Also behavior of string I/O functions will be affected by this option.
/ When LFN is not enabled, this option has no effect. */
#define FF_LFN_BUF 255
#define FF_SFN_BUF 12
/* This set of options defines size of file name members in the FILINFO structure
/ which is used to read out directory items. These values should be suffcient for
/ the file names to read. The maximum possible length of the read file name depends
/ on character encoding. When LFN is not enabled, these options have no effect. */
#define FF_STRF_ENCODE 3
/* When FF_LFN_UNICODE >= 1 with LFN enabled, string I/O functions, f_gets(),
/ f_putc(), f_puts and f_printf() convert the character encoding in it.
/ This option selects assumption of character encoding ON THE FILE to be
/ read/written via those functions.
/
/ 0: ANSI/OEM in current CP
/ 1: Unicode in UTF-16LE
/ 2: Unicode in UTF-16BE
/ 3: Unicode in UTF-8
*/
#define FF_FS_RPATH 0
/* This option configures support for relative path.
/
/ 0: Disable relative path and remove related functions.
/ 1: Enable relative path. f_chdir() and f_chdrive() are available.
/ 2: f_getcwd() function is available in addition to 1.
*/
/*---------------------------------------------------------------------------/
/ Drive/Volume Configurations
/---------------------------------------------------------------------------*/
#define FF_VOLUMES 1
/* Number of volumes (logical drives) to be used. (1-10) */
#define FF_STR_VOLUME_ID 0
#define FF_VOLUME_STRS "RAM","NAND","CF","SD","SD2","USB","USB2","USB3"
/* FF_STR_VOLUME_ID switches support for volume ID in arbitrary strings.
/ When FF_STR_VOLUME_ID is set to 1 or 2, arbitrary strings can be used as drive
/ number in the path name. FF_VOLUME_STRS defines the volume ID strings for each
/ logical drives. Number of items must not be less than FF_VOLUMES. Valid
/ characters for the volume ID strings are A-Z, a-z and 0-9, however, they are
/ compared in case-insensitive. If FF_STR_VOLUME_ID >= 1 and FF_VOLUME_STRS is
/ not defined, a user defined volume string table needs to be defined as:
/
/ const char* VolumeStr[FF_VOLUMES] = {"ram","flash","sd","usb",...
*/
#define FF_MULTI_PARTITION 0
/* This option switches support for multiple volumes on the physical drive.
/ By default (0), each logical drive number is bound to the same physical drive
/ number and only an FAT volume found on the physical drive will be mounted.
/ When this function is enabled (1), each logical drive number can be bound to
/ arbitrary physical drive and partition listed in the VolToPart[]. Also f_fdisk()
/ funciton will be available. */
#define FF_MIN_SS 512
#define FF_MAX_SS 512
/* This set of options configures the range of sector size to be supported. (512,
/ 1024, 2048 or 4096) Always set both 512 for most systems, generic memory card and
/ harddisk. But a larger value may be required for on-board flash memory and some
/ type of optical media. When FF_MAX_SS is larger than FF_MIN_SS, FatFs is configured
/ for variable sector size mode and disk_ioctl() function needs to implement
/ GET_SECTOR_SIZE command. */
#define FF_USE_TRIM 0
/* This option switches support for ATA-TRIM. (0:Disable or 1:Enable)
/ To enable Trim function, also CTRL_TRIM command should be implemented to the
/ disk_ioctl() function. */
#define FF_FS_NOFSINFO 0
/* If you need to know correct free space on the FAT32 volume, set bit 0 of this
/ option, and f_getfree() function at first time after volume mount will force
/ a full FAT scan. Bit 1 controls the use of last allocated cluster number.
/
/ bit0=0: Use free cluster count in the FSINFO if available.
/ bit0=1: Do not trust free cluster count in the FSINFO.
/ bit1=0: Use last allocated cluster number in the FSINFO if available.
/ bit1=1: Do not trust last allocated cluster number in the FSINFO.
*/
/*---------------------------------------------------------------------------/
/ System Configurations
/---------------------------------------------------------------------------*/
#define FF_FS_TINY 0
/* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
/ At the tiny configuration, size of file object (FIL) is shrinked FF_MAX_SS bytes.
/ Instead of private sector buffer eliminated from the file object, common sector
/ buffer in the filesystem object (FATFS) is used for the file data transfer. */
#define FF_FS_EXFAT 0
/* This option switches support for exFAT filesystem. (0:Disable or 1:Enable)
/ To enable exFAT, also LFN needs to be enabled. (FF_USE_LFN >= 1)
/ Note that enabling exFAT discards ANSI C (C89) compatibility. */
#define FF_FS_NORTC 1
#define FF_NORTC_MON 1
#define FF_NORTC_MDAY 1
#define FF_NORTC_YEAR 2019
/* The option FF_FS_NORTC switches timestamp functiton. If the system does not have
/ any RTC function or valid timestamp is not needed, set FF_FS_NORTC = 1 to disable
/ the timestamp function. Every object modified by FatFs will have a fixed timestamp
/ defined by FF_NORTC_MON, FF_NORTC_MDAY and FF_NORTC_YEAR in local time.
/ To enable timestamp function (FF_FS_NORTC = 0), get_fattime() function need to be
/ added to the project to read current time form real-time clock. FF_NORTC_MON,
/ FF_NORTC_MDAY and FF_NORTC_YEAR have no effect.
/ These options have no effect at read-only configuration (FF_FS_READONLY = 1). */
#define FF_FS_LOCK 0
/* The option FF_FS_LOCK switches file lock function to control duplicated file open
/ and illegal operation to open objects. This option must be 0 when FF_FS_READONLY
/ is 1.
/
/ 0: Disable file lock function. To avoid volume corruption, application program
/ should avoid illegal open, remove and rename to the open objects.
/ >0: Enable file lock function. The value defines how many files/sub-directories
/ can be opened simultaneously under file lock control. Note that the file
/ lock control is independent of re-entrancy. */
/* #include <somertos.h> // O/S definitions */
#define FF_FS_REENTRANT 0
#define FF_FS_TIMEOUT 1000
#define FF_SYNC_t HANDLE
/* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs
/ module itself. Note that regardless of this option, file access to different
/ volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
/ and f_fdisk() function, are always not re-entrant. Only file/directory access
/ to the same volume is under control of this function.
/
/ 0: Disable re-entrancy. FF_FS_TIMEOUT and FF_SYNC_t have no effect.
/ 1: Enable re-entrancy. Also user provided synchronization handlers,
/ ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
/ function, must be added to the project. Samples are available in
/ option/syscall.c.
/
/ The FF_FS_TIMEOUT defines timeout period in unit of time tick.
/ The FF_SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
/ SemaphoreHandle_t and etc. A header file for O/S definitions needs to be
/ included somewhere in the scope of ff.h. */
/*--- End of configuration options ---*/

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// clang-format off
/*------------------------------------------------------------------------*/
/* Unicode handling functions for FatFs R0.13c */
/*------------------------------------------------------------------------*/
/* This module will occupy a huge memory in the .const section when the /
/ FatFs is configured for LFN with DBCS. If the system has any Unicode /
/ utilitiy for the code conversion, this module should be modified to use /
/ that function to avoid silly memory consumption. /
/-------------------------------------------------------------------------*/
/*
/ Copyright (C) 2018, ChaN, all right reserved.
/
/ FatFs module is an open source software. Redistribution and use of FatFs in
/ source and binary forms, with or without modification, are permitted provided
/ that the following condition is met:
/
/ 1. Redistributions of source code must retain the above copyright notice,
/ this condition and the following disclaimer.
/
/ This software is provided by the copyright holder and contributors "AS IS"
/ and any warranties related to this software are DISCLAIMED.
/ The copyright owner or contributors be NOT LIABLE for any damages caused
/ by use of this software.
*/
#include "ff.h"
#if FF_USE_LFN /* This module will be blanked at non-LFN configuration */
#if FF_DEFINED != 86604 /* Revision ID */
#error Wrong include file (ff.h).
#endif
#define MERGE2(a, b) a ## b
#define CVTBL(tbl, cp) MERGE2(tbl, cp)
/*------------------------------------------------------------------------*/
/* Code Conversion Tables */
/*------------------------------------------------------------------------*/
static const WCHAR uc437[] = { /* CP437(U.S.) to Unicode conversion table */
0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7, 0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9, 0x00FF, 0x00D6, 0x00DC, 0x00A2, 0x00A3, 0x00A5, 0x20A7, 0x0192,
0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA, 0x00BF, 0x2310, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556, 0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F, 0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B, 0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
0x03B1, 0x00DF, 0x0393, 0x03C0, 0x03A3, 0x03C3, 0x00B5, 0x03C4, 0x03A6, 0x0398, 0x03A9, 0x03B4, 0x221E, 0x03C6, 0x03B5, 0x2229,
0x2261, 0x00B1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00F7, 0x2248, 0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0
};
/*------------------------------------------------------------------------*/
/* OEM <==> Unicode conversions for static code page configuration */
/* SBCS fixed code page */
/*------------------------------------------------------------------------*/
WCHAR ff_uni2oem ( /* Returns OEM code character, zero on error */
DWORD uni, /* UTF-16 encoded character to be converted */
WORD cp /* Code page for the conversion */
)
{
WCHAR c = 0;
const WCHAR *p = CVTBL(uc, FF_CODE_PAGE);
if (uni < 0x80) { /* ASCII? */
c = (WCHAR)uni;
} else { /* Non-ASCII */
if (uni < 0x10000 && cp == FF_CODE_PAGE) { /* Is it in BMP and valid code page? */
for (c = 0; c < 0x80 && uni != p[c]; c++) ;
c = (c + 0x80) & 0xFF;
}
}
return c;
}
WCHAR ff_oem2uni ( /* Returns Unicode character, zero on error */
WCHAR oem, /* OEM code to be converted */
WORD cp /* Code page for the conversion */
)
{
WCHAR c = 0;
const WCHAR *p = CVTBL(uc, FF_CODE_PAGE);
if (oem < 0x80) { /* ASCII? */
c = oem;
} else { /* Extended char */
if (cp == FF_CODE_PAGE) { /* Is it a valid code page? */
if (oem < 0x100) c = p[oem - 0x80];
}
}
return c;
}
/*------------------------------------------------------------------------*/
/* OEM <==> Unicode conversions for static code page configuration */
/* DBCS fixed code page */
/*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------*/
/* OEM <==> Unicode conversions for dynamic code page configuration */
/*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------*/
/* Unicode up-case conversion */
/*------------------------------------------------------------------------*/
DWORD ff_wtoupper ( /* Returns up-converted code point */
DWORD uni /* Unicode code point to be up-converted */
)
{
const WORD *p;
WORD uc, bc, nc, cmd;
static const WORD cvt1[] = { /* Compressed up conversion table for U+0000 - U+0FFF */
/* Basic Latin */
0x0061,0x031A,
/* Latin-1 Supplement */
0x00E0,0x0317,
0x00F8,0x0307,
0x00FF,0x0001,0x0178,
/* Latin Extended-A */
0x0100,0x0130,
0x0132,0x0106,
0x0139,0x0110,
0x014A,0x012E,
0x0179,0x0106,
/* Latin Extended-B */
0x0180,0x004D,0x0243,0x0181,0x0182,0x0182,0x0184,0x0184,0x0186,0x0187,0x0187,0x0189,0x018A,0x018B,0x018B,0x018D,0x018E,0x018F,0x0190,0x0191,0x0191,0x0193,0x0194,0x01F6,0x0196,0x0197,0x0198,0x0198,0x023D,0x019B,0x019C,0x019D,0x0220,0x019F,0x01A0,0x01A0,0x01A2,0x01A2,0x01A4,0x01A4,0x01A6,0x01A7,0x01A7,0x01A9,0x01AA,0x01AB,0x01AC,0x01AC,0x01AE,0x01AF,0x01AF,0x01B1,0x01B2,0x01B3,0x01B3,0x01B5,0x01B5,0x01B7,0x01B8,0x01B8,0x01BA,0x01BB,0x01BC,0x01BC,0x01BE,0x01F7,0x01C0,0x01C1,0x01C2,0x01C3,0x01C4,0x01C5,0x01C4,0x01C7,0x01C8,0x01C7,0x01CA,0x01CB,0x01CA,
0x01CD,0x0110,
0x01DD,0x0001,0x018E,
0x01DE,0x0112,
0x01F3,0x0003,0x01F1,0x01F4,0x01F4,
0x01F8,0x0128,
0x0222,0x0112,
0x023A,0x0009,0x2C65,0x023B,0x023B,0x023D,0x2C66,0x023F,0x0240,0x0241,0x0241,
0x0246,0x010A,
/* IPA Extensions */
0x0253,0x0040,0x0181,0x0186,0x0255,0x0189,0x018A,0x0258,0x018F,0x025A,0x0190,0x025C,0x025D,0x025E,0x025F,0x0193,0x0261,0x0262,0x0194,0x0264,0x0265,0x0266,0x0267,0x0197,0x0196,0x026A,0x2C62,0x026C,0x026D,0x026E,0x019C,0x0270,0x0271,0x019D,0x0273,0x0274,0x019F,0x0276,0x0277,0x0278,0x0279,0x027A,0x027B,0x027C,0x2C64,0x027E,0x027F,0x01A6,0x0281,0x0282,0x01A9,0x0284,0x0285,0x0286,0x0287,0x01AE,0x0244,0x01B1,0x01B2,0x0245,0x028D,0x028E,0x028F,0x0290,0x0291,0x01B7,
/* Greek, Coptic */
0x037B,0x0003,0x03FD,0x03FE,0x03FF,
0x03AC,0x0004,0x0386,0x0388,0x0389,0x038A,
0x03B1,0x0311,
0x03C2,0x0002,0x03A3,0x03A3,
0x03C4,0x0308,
0x03CC,0x0003,0x038C,0x038E,0x038F,
0x03D8,0x0118,
0x03F2,0x000A,0x03F9,0x03F3,0x03F4,0x03F5,0x03F6,0x03F7,0x03F7,0x03F9,0x03FA,0x03FA,
/* Cyrillic */
0x0430,0x0320,
0x0450,0x0710,
0x0460,0x0122,
0x048A,0x0136,
0x04C1,0x010E,
0x04CF,0x0001,0x04C0,
0x04D0,0x0144,
/* Armenian */
0x0561,0x0426,
0x0000 /* EOT */
};
static const WORD cvt2[] = { /* Compressed up conversion table for U+1000 - U+FFFF */
/* Phonetic Extensions */
0x1D7D,0x0001,0x2C63,
/* Latin Extended Additional */
0x1E00,0x0196,
0x1EA0,0x015A,
/* Greek Extended */
0x1F00,0x0608,
0x1F10,0x0606,
0x1F20,0x0608,
0x1F30,0x0608,
0x1F40,0x0606,
0x1F51,0x0007,0x1F59,0x1F52,0x1F5B,0x1F54,0x1F5D,0x1F56,0x1F5F,
0x1F60,0x0608,
0x1F70,0x000E,0x1FBA,0x1FBB,0x1FC8,0x1FC9,0x1FCA,0x1FCB,0x1FDA,0x1FDB,0x1FF8,0x1FF9,0x1FEA,0x1FEB,0x1FFA,0x1FFB,
0x1F80,0x0608,
0x1F90,0x0608,
0x1FA0,0x0608,
0x1FB0,0x0004,0x1FB8,0x1FB9,0x1FB2,0x1FBC,
0x1FCC,0x0001,0x1FC3,
0x1FD0,0x0602,
0x1FE0,0x0602,
0x1FE5,0x0001,0x1FEC,
0x1FF3,0x0001,0x1FFC,
/* Letterlike Symbols */
0x214E,0x0001,0x2132,
/* Number forms */
0x2170,0x0210,
0x2184,0x0001,0x2183,
/* Enclosed Alphanumerics */
0x24D0,0x051A,
0x2C30,0x042F,
/* Latin Extended-C */
0x2C60,0x0102,
0x2C67,0x0106, 0x2C75,0x0102,
/* Coptic */
0x2C80,0x0164,
/* Georgian Supplement */
0x2D00,0x0826,
/* Full-width */
0xFF41,0x031A,
0x0000 /* EOT */
};
if (uni < 0x10000) { /* Is it in BMP? */
uc = (WORD)uni;
p = uc < 0x1000 ? cvt1 : cvt2;
for (;;) {
bc = *p++; /* Get the block base */
if (bc == 0 || uc < bc) break; /* Not matched? */
nc = *p++; cmd = nc >> 8; nc &= 0xFF; /* Get processing command and block size */
if (uc < bc + nc) { /* In the block? */
switch (cmd) {
case 0: uc = p[uc - bc]; break; /* Table conversion */
case 1: uc -= (uc - bc) & 1; break; /* Case pairs */
case 2: uc -= 16; break; /* Shift -16 */
case 3: uc -= 32; break; /* Shift -32 */
case 4: uc -= 48; break; /* Shift -48 */
case 5: uc -= 26; break; /* Shift -26 */
case 6: uc += 8; break; /* Shift +8 */
case 7: uc -= 80; break; /* Shift -80 */
case 8: uc -= 0x1C60; break; /* Shift -0x1C60 */
}
break;
}
if (cmd == 0) p += nc; /* Skip table if needed */
}
uni = uc;
}
return uni;
}
#endif /* #if FF_USE_LFN */

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/*
* This file is part of the TREZOR project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* 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 "embed/extmod/trezorobj.h"
#include "py/mperrno.h"
#include "py/objstr.h"
// clang-format off
#include "ff.h"
#include "diskio.h"
#include "sdcard.h"
// clang-format on
DRESULT disk_read(void *drv, BYTE *buff, DWORD sector, UINT count) {
if (sectrue == sdcard_read_blocks((uint32_t *)buff, sector, count)) {
return RES_OK;
} else {
return RES_ERROR;
}
}
DRESULT disk_write(void *drv, const BYTE *buff, DWORD sector, UINT count) {
if (sectrue == sdcard_write_blocks((const uint32_t *)buff, sector, count)) {
return RES_OK;
} else {
return RES_ERROR;
}
}
DRESULT disk_ioctl(void *drv, BYTE cmd, void *buff) {
(void)drv;
switch (cmd) {
case CTRL_SYNC:
return RES_OK;
case GET_SECTOR_COUNT:
*((DWORD *)buff) = sdcard_get_capacity_in_bytes() / SDCARD_BLOCK_SIZE;
return RES_OK;
case GET_SECTOR_SIZE:
*((WORD *)buff) = SDCARD_BLOCK_SIZE;
return RES_OK;
case GET_BLOCK_SIZE:
*((DWORD *)buff) = 1;
return RES_OK;
case IOCTL_INIT:
*((DSTATUS *)buff) = (sectrue == sdcard_is_present()) ? 0 : STA_NODISK;
return RES_OK;
case IOCTL_STATUS:
*((DSTATUS *)buff) = (sectrue == sdcard_is_present()) ? 0 : STA_NODISK;
return RES_OK;
default:
return RES_PARERR;
}
}
// this table converts from FRESULT to POSIX errno
const uint8_t fresult_to_errno_table[20] = {
[FR_OK] = 0,
[FR_DISK_ERR] = MP_EIO,
[FR_INT_ERR] = MP_EIO,
[FR_NOT_READY] = MP_EBUSY,
[FR_NO_FILE] = MP_ENOENT,
[FR_NO_PATH] = MP_ENOENT,
[FR_INVALID_NAME] = MP_EINVAL,
[FR_DENIED] = MP_EACCES,
[FR_EXIST] = MP_EEXIST,
[FR_INVALID_OBJECT] = MP_EINVAL,
[FR_WRITE_PROTECTED] = MP_EROFS,
[FR_INVALID_DRIVE] = MP_ENODEV,
[FR_NOT_ENABLED] = MP_ENODEV,
[FR_NO_FILESYSTEM] = MP_ENODEV,
[FR_MKFS_ABORTED] = MP_EIO,
[FR_TIMEOUT] = MP_EIO,
[FR_LOCKED] = MP_EIO,
[FR_NOT_ENOUGH_CORE] = MP_ENOMEM,
[FR_TOO_MANY_OPEN_FILES] = MP_EMFILE,
[FR_INVALID_PARAMETER] = MP_EINVAL,
};
STATIC mp_obj_t filinfo_to_tuple(const FILINFO *info) {
mp_obj_tuple_t *tuple = MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL));
tuple->items[0] = mp_obj_new_int_from_uint(info->fsize);
char attrs[] = "-----";
if (info->fattrib & AM_RDO) {
attrs[0] = 'r';
}
if (info->fattrib & AM_HID) {
attrs[1] = 'h';
}
if (info->fattrib & AM_SYS) {
attrs[2] = 's';
}
if (info->fattrib & AM_DIR) {
attrs[3] = 'd';
}
if (info->fattrib & AM_ARC) {
attrs[4] = 'a';
}
tuple->items[1] = mp_obj_new_str(attrs, 5);
tuple->items[2] = mp_obj_new_str(info->fname, strlen(info->fname));
return MP_OBJ_FROM_PTR(tuple);
}
/// class FatFSFile:
/// """
/// Class encapsulating file
/// """
typedef struct _mp_obj_FatFSFile_t {
mp_obj_base_t base;
FIL fp;
} mp_obj_FatFSFile_t;
/// def __exit__(self) -> None:
/// """
/// Close an open file object
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile___exit__(size_t n_args, const mp_obj_t *args) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(args[0]);
FRESULT res = f_close(&(o->fp));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_trezorio_FatFSFile___exit___obj, 4, 4,
mod_trezorio_FatFSFile___exit__);
/// def close(self) -> None:
/// """
/// Close an open file object
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_close(mp_obj_t self) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
FRESULT res = f_close(&(o->fp));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFSFile_close_obj, mod_trezorio_FatFSFile_close);
/// def read(self, data: bytearray) -> int:
/// """
/// Read data from the file
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_read(mp_obj_t self, mp_obj_t data) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t buf;
mp_get_buffer_raise(data, &buf, MP_BUFFER_WRITE);
UINT read;
FRESULT res = f_read(&(o->fp), buf.buf, buf.len, &read);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_obj_new_int_from_uint(read);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFSFile_read_obj, mod_trezorio_FatFSFile_read);
/// def write(self, data: bytearray) -> int:
/// """
/// Write data to the file
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_write(mp_obj_t self, mp_obj_t data) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t buf;
mp_get_buffer_raise(data, &buf, MP_BUFFER_READ);
UINT written;
FRESULT res = f_write(&(o->fp), buf.buf, buf.len, &written);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
if (written != buf.len) {
/* no space left on device or free clusters recorded in FSInfo fell to 0 */
mp_raise_OSError(MP_ENOSPC);
}
return mp_obj_new_int_from_uint(written);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFSFile_write_obj, mod_trezorio_FatFSFile_write);
/// def seek(self, offset: int) -> None:
/// """
/// Move file pointer of the file object
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_seek(mp_obj_t self, mp_obj_t offset) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
FSIZE_t ofs = trezor_obj_get_uint(offset);
FRESULT res = f_lseek(&(o->fp), ofs);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFSFile_seek_obj, mod_trezorio_FatFSFile_seek);
/// def truncate(self) -> None:
/// """
/// Truncate the file
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_truncate(mp_obj_t self) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
FRESULT res = f_truncate(&(o->fp));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFSFile_truncate_obj,
mod_trezorio_FatFSFile_truncate);
/// def sync(self) -> None:
/// """
/// Flush cached data of the writing file
/// """
STATIC mp_obj_t mod_trezorio_FatFSFile_sync(mp_obj_t self) {
mp_obj_FatFSFile_t *o = MP_OBJ_TO_PTR(self);
FRESULT res = f_sync(&(o->fp));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFSFile_sync_obj, mod_trezorio_FatFSFile_sync);
STATIC const mp_rom_map_elem_t mod_trezorio_FatFSFile_locals_dict_table[] = {
{MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&mp_identity_obj)},
{MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&mod_trezorio_FatFSFile___exit___obj)},
{MP_ROM_QSTR(MP_QSTR_close), MP_ROM_PTR(&mod_trezorio_FatFSFile_close_obj)},
{MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mod_trezorio_FatFSFile_read_obj)},
{MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&mod_trezorio_FatFSFile_write_obj)},
{MP_ROM_QSTR(MP_QSTR_seek), MP_ROM_PTR(&mod_trezorio_FatFSFile_seek_obj)},
{MP_ROM_QSTR(MP_QSTR_truncate), MP_ROM_PTR(&mod_trezorio_FatFSFile_truncate_obj)},
{MP_ROM_QSTR(MP_QSTR_sync), MP_ROM_PTR(&mod_trezorio_FatFSFile_sync_obj)},
};
STATIC MP_DEFINE_CONST_DICT(mod_trezorio_FatFSFile_locals_dict,
mod_trezorio_FatFSFile_locals_dict_table);
STATIC const mp_obj_type_t mod_trezorio_FatFSFile_type = {
{&mp_type_type},
.name = MP_QSTR_FatFSFile,
.locals_dict = (void *)&mod_trezorio_FatFSFile_locals_dict,
};
/// class FatFSDir(Iterable[Tuple[int, str, str]]):
/// """
/// Class encapsulating directory
/// """
typedef struct _mp_obj_FatFSDir_t {
mp_obj_base_t base;
FF_DIR dp;
} mp_obj_FatFSDir_t;
/// def __next__(self) -> Tuple[int, str, str]:
/// """
/// Read an entry in the directory
/// """
STATIC mp_obj_t mod_trezorio_FatFSDir_iternext(mp_obj_t self) {
mp_obj_FatFSDir_t *o = MP_OBJ_TO_PTR(self);
FILINFO info;
FRESULT res = f_readdir(&(o->dp), &info);
if (res != FR_OK) {
f_closedir(&(o->dp));
mp_raise_OSError(fresult_to_errno_table[res]);
}
if (info.fname[0] == 0) { // stop on end of dir
f_closedir(&(o->dp));
return MP_OBJ_STOP_ITERATION;
}
return filinfo_to_tuple(&info);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFSDir_iternext_obj,
mod_trezorio_FatFSDir_iternext);
STATIC const mp_obj_type_t mod_trezorio_FatFSDir_type = {
{&mp_type_type},
.name = MP_QSTR_FatFSDir,
.getiter = mp_identity_getiter,
.iternext = mod_trezorio_FatFSDir_iternext,
};
/// class FatFS:
/// """
/// Class encapsulating FAT filesystem
/// """
typedef struct _mp_obj_FatFS_t {
mp_obj_base_t base;
FATFS fs;
} mp_obj_FatFS_t;
/// def __init__(self) -> None:
/// """
/// """
STATIC mp_obj_t mod_trezorio_FatFS_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 0, false);
mp_obj_FatFS_t *o = m_new_obj(mp_obj_FatFS_t);
o->base.type = type;
return MP_OBJ_FROM_PTR(o);
}
/// def open(self, path: str, flags: str) -> FatFSFile:
/// """
/// Open or create a file
/// """
STATIC mp_obj_t mod_trezorio_FatFS_open(mp_obj_t self, mp_obj_t path, mp_obj_t flags) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _path, _flags;
mp_get_buffer_raise(path, &_path, MP_BUFFER_READ);
mp_get_buffer_raise(flags, &_flags, MP_BUFFER_READ);
const char *mode_s = _flags.buf;
uint8_t mode = 0;
while (*mode_s) {
switch (*mode_s++) {
case 'r':
mode |= FA_READ;
break;
case 'w':
mode |= FA_WRITE | FA_CREATE_ALWAYS;
break;
case 'x':
mode |= FA_WRITE | FA_CREATE_NEW;
break;
case 'a':
mode |= FA_WRITE | FA_OPEN_ALWAYS;
break;
case '+':
mode |= FA_READ | FA_WRITE;
break;
}
}
FIL fp;
FRESULT res = f_open(&(o->fs), &fp, _path.buf, mode);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
mp_obj_FatFSFile_t *f = m_new_obj(mp_obj_FatFSFile_t);
f->base.type = &mod_trezorio_FatFSFile_type;
f->fp = fp;
return f;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_3(mod_trezorio_FatFS_open_obj, mod_trezorio_FatFS_open);
/// def listdir(self, path: str) -> FatFSDir:
/// """
/// List a directory (return generator)
/// """
STATIC mp_obj_t mod_trezorio_FatFS_listdir(mp_obj_t self, mp_obj_t path) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _path;
mp_get_buffer_raise(path, &_path, MP_BUFFER_READ);
FF_DIR dp;
FRESULT res = f_opendir(&(o->fs), &dp, _path.buf);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
mp_obj_FatFSDir_t *d = m_new_obj(mp_obj_FatFSDir_t);
d->base.type = &mod_trezorio_FatFSDir_type;
d->dp = dp;
return d;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFS_listdir_obj, mod_trezorio_FatFS_listdir);
/// def mkdir(self, path: str) -> None:
/// """
/// Create a sub directory
/// """
STATIC mp_obj_t mod_trezorio_FatFS_mkdir(mp_obj_t self, mp_obj_t path) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _path;
mp_get_buffer_raise(path, &_path, MP_BUFFER_READ);
FRESULT res = f_mkdir(&(o->fs), _path.buf);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFS_mkdir_obj, mod_trezorio_FatFS_mkdir);
/// def unlink(self, path: str) -> None:
/// """
/// Delete an existing file or directory
/// """
STATIC mp_obj_t mod_trezorio_FatFS_unlink(mp_obj_t self, mp_obj_t path) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _path;
mp_get_buffer_raise(path, &_path, MP_BUFFER_READ);
FRESULT res = f_unlink(&(o->fs), _path.buf);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFS_unlink_obj, mod_trezorio_FatFS_unlink);
/// def stat(self, path: str) -> Tuple[int, str, str]:
/// """
/// Get file status
/// """
STATIC mp_obj_t mod_trezorio_FatFS_stat(mp_obj_t self, mp_obj_t path) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _path;
mp_get_buffer_raise(path, &_path, MP_BUFFER_READ);
FILINFO info;
FRESULT res = f_stat(&(o->fs), _path.buf, &info);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return filinfo_to_tuple(&info);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorio_FatFS_stat_obj, mod_trezorio_FatFS_stat);
/// def rename(self, oldpath: str, newpath: str) -> None:
/// """
/// Rename/Move a file or directory
/// """
STATIC mp_obj_t mod_trezorio_FatFS_rename(mp_obj_t self, mp_obj_t oldpath, mp_obj_t newpath) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t _oldpath, _newpath;
mp_get_buffer_raise(oldpath, &_oldpath, MP_BUFFER_READ);
mp_get_buffer_raise(newpath, &_newpath, MP_BUFFER_READ);
FRESULT res = f_rename(&(o->fs), _oldpath.buf, _newpath.buf);
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_3(mod_trezorio_FatFS_rename_obj, mod_trezorio_FatFS_rename);
/// def mount(self) -> None:
/// """
/// Mount/Unmount a logical drive
/// """
STATIC mp_obj_t mod_trezorio_FatFS_mount(mp_obj_t self) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
FRESULT res = f_mount(&(o->fs));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFS_mount_obj, mod_trezorio_FatFS_mount);
/// def unmount(self) -> None:
/// """
/// Unmount a logical drive
/// """
STATIC mp_obj_t mod_trezorio_FatFS_unmount(mp_obj_t self) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
FRESULT res = f_umount(&(o->fs));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFS_unmount_obj, mod_trezorio_FatFS_unmount);
#ifdef TREZOR_EMULATOR
/// def mkfs(self) -> None:
/// """
/// Create a FAT volume
/// """
STATIC mp_obj_t mod_trezorio_FatFS_mkfs(mp_obj_t self) {
mp_obj_FatFS_t *o = MP_OBJ_TO_PTR(self);
uint8_t working_buf[FF_MAX_SS];
FRESULT res = f_mkfs(&(o->fs), FM_FAT32, 0, working_buf, sizeof(working_buf));
if (res != FR_OK) {
mp_raise_OSError(fresult_to_errno_table[res]);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_FatFS_mkfs_obj, mod_trezorio_FatFS_mkfs);
#endif
STATIC const mp_rom_map_elem_t mod_trezorio_FatFS_locals_dict_table[] = {
{MP_ROM_QSTR(MP_QSTR_open), MP_ROM_PTR(&mod_trezorio_FatFS_open_obj)},
{MP_ROM_QSTR(MP_QSTR_listdir), MP_ROM_PTR(&mod_trezorio_FatFS_listdir_obj)},
{MP_ROM_QSTR(MP_QSTR_mkdir), MP_ROM_PTR(&mod_trezorio_FatFS_mkdir_obj)},
{MP_ROM_QSTR(MP_QSTR_unlink), MP_ROM_PTR(&mod_trezorio_FatFS_unlink_obj)},
{MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&mod_trezorio_FatFS_rename_obj)},
{MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&mod_trezorio_FatFS_stat_obj)},
{MP_ROM_QSTR(MP_QSTR_mount), MP_ROM_PTR(&mod_trezorio_FatFS_mount_obj)},
{MP_ROM_QSTR(MP_QSTR_unmount), MP_ROM_PTR(&mod_trezorio_FatFS_unmount_obj)},
#ifdef TREZOR_EMULATOR
{MP_ROM_QSTR(MP_QSTR_mkfs), MP_ROM_PTR(&mod_trezorio_FatFS_mkfs_obj)},
#endif
};
STATIC MP_DEFINE_CONST_DICT(mod_trezorio_FatFS_locals_dict, mod_trezorio_FatFS_locals_dict_table);
STATIC const mp_obj_type_t mod_trezorio_FatFS_type = {
{&mp_type_type},
.name = MP_QSTR_FatFS,
.make_new = mod_trezorio_FatFS_make_new,
.locals_dict = (void *)&mod_trezorio_FatFS_locals_dict,
};

5
core/embed/extmod/modtrezorio/modtrezorio.c
Unescape View File

@ -17,6 +17,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include "py/mphal.h"
#include "py/objstr.h"
#include "py/runtime.h"
@ -34,6 +36,7 @@
}
// clang-format off
#include "modtrezorio-fatfs.h"
#include "modtrezorio-flash.h"
#include "modtrezorio-hid.h"
#include "modtrezorio-poll.h"
@ -57,6 +60,8 @@
STATIC const mp_rom_map_elem_t mp_module_trezorio_globals_table[] = {
{MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_trezorio)},
{MP_ROM_QSTR(MP_QSTR_FatFS), MP_ROM_PTR(&mod_trezorio_FatFS_type)},
{MP_ROM_QSTR(MP_QSTR_FlashOTP), MP_ROM_PTR(&mod_trezorio_FlashOTP_type)},
{MP_ROM_QSTR(MP_QSTR_SBU), MP_ROM_PTR(&mod_trezorio_SBU_type)},

110
core/mocks/generated/trezorio.pyi
Unescape View File

@ -1,6 +1,116 @@
from typing import *
# extmod/modtrezorio/modtrezorio-fatfs.h
class FatFSFile:
"""
Class encapsulating file
"""
def __exit__(self) -> None:
"""
Close an open file object
"""
def close(self) -> None:
"""
Close an open file object
"""
def read(self, data: bytearray) -> int:
"""
Read data from the file
"""
def write(self, data: bytearray) -> int:
"""
Write data to the file
"""
def seek(self, offset: int) -> None:
"""
Move file pointer of the file object
"""
def truncate(self) -> None:
"""
Truncate the file
"""
def sync(self) -> None:
"""
Flush cached data of the writing file
"""
# extmod/modtrezorio/modtrezorio-fatfs.h
class FatFSDir(Iterable[Tuple[int, str, str]]):
"""
Class encapsulating directory
"""
def __next__(self) -> Tuple[int, str, str]:
"""
Read an entry in the directory
"""
# extmod/modtrezorio/modtrezorio-fatfs.h
class FatFS:
"""
Class encapsulating FAT filesystem
"""
def __init__(self) -> None:
"""
"""
def open(self, path: str, flags: str) -> FatFSFile:
"""
Open or create a file
"""
def listdir(self, path: str) -> FatFSDir:
"""
List a directory (return generator)
"""
def mkdir(self, path: str) -> None:
"""
Create a sub directory
"""
def unlink(self, path: str) -> None:
"""
Delete an existing file or directory
"""
def stat(self, path: str) -> Tuple[int, str, str]:
"""
Get file status
"""
def rename(self, oldpath: str, newpath: str) -> None:
"""
Rename/Move a file or directory
"""
def mount(self) -> None:
"""
Mount/Unmount a logical drive
"""
def unmount(self) -> None:
"""
Unmount a logical drive
"""
def mkfs(self) -> None:
"""
Create a FAT volume
"""
# extmod/modtrezorio/modtrezorio-flash.h
class FlashOTP:
"""

131
core/tests/test_trezor.io.fatfs.py
Unescape View File

@ -0,0 +1,131 @@
from common import *
from trezor import io
class TestTrezorIoFatfs(unittest.TestCase):
def setUp(self):
self.sd = io.SDCard()
self.sd.power(True)
self.fs = io.FatFS()
self.fs.mkfs()
self.fs.mount()
def tearDown(self):
self.fs.unmount()
self.sd.power(False)
def _filename(self, suffix=""):
return "FILE%s.TXT" % suffix
def _dirname(self, suffix=""):
return "TREZOR%s" % suffix
def test_basic(self):
# test just the stuff in setup and teardown
pass
def test_mkdir(self):
self.fs.mkdir("/%s" % self._dirname())
s = self.fs.stat("/%s" % self._dirname())
self.assertEqual(s, (0, "---d-", self._dirname()))
def test_listdir(self):
self.fs.mkdir("/%s" % self._dirname())
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test"))
with self.fs.open("/%s/%s" % (self._dirname(), self._filename("2")), "w") as f:
f.write(bytearray(b"testtest"))
l = [e for e in self.fs.listdir("/")]
self.assertEqual(l, [(0, "---d-", self._dirname()), (4, "----a", self._filename())])
l = [e for e in self.fs.listdir("/%s" % self._dirname())]
self.assertEqual(l, [(8, "----a", self._filename("2"))])
def test_unlink(self):
self.fs.mkdir("/%s" % self._dirname())
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test"))
s = self.fs.stat("/%s" % self._dirname())
self.assertEqual(s, (0, "---d-", self._dirname()))
s = self.fs.stat("/%s" % self._filename())
self.assertEqual(s, (4, "----a", self._filename()))
self.fs.unlink("/%s" % self._dirname())
self.fs.unlink("/%s" % self._filename())
with self.assertRaises(OSError):
self.fs.stat("/%s" % self._dirname())
with self.assertRaises(OSError):
self.assertRaises(self.fs.stat("/%s" % self._filename()))
def test_rename(self):
self.fs.mkdir("/%s" % self._dirname())
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test"))
s = self.fs.stat("/%s" % self._dirname())
self.assertEqual(s, (0, "---d-", self._dirname()))
s = self.fs.stat("/%s" % self._filename())
self.assertEqual(s, (4, "----a", self._filename()))
self.fs.rename("/%s" % self._dirname(), "/%s" % self._dirname("2"))
self.fs.rename("/%s" % self._filename(), "/%s" % self._filename("2"))
with self.assertRaises(OSError):
self.fs.stat("/%s" % self._dirname())
with self.assertRaises(OSError):
self.assertRaises(self.fs.stat("/%s" % self._filename()))
s = self.fs.stat("/%s" % self._dirname("2"))
self.assertEqual(s, (0, "---d-", self._dirname("2")))
s = self.fs.stat("/%s" % self._filename("2"))
self.assertEqual(s, (4, "----a", self._filename("2")))
def test_open_rw(self):
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test"))
with self.fs.open("/%s" % self._filename(), "r") as f:
b = bytearray(100)
r = f.read(b)
self.assertEqual(r, 4)
self.assertEqual(bytes(b[:4]), b"test")
def test_open_a(self):
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test" * 200))
with self.fs.open("/%s" % self._filename(), "a") as f:
f.seek(800)
f.write(bytearray(b"TEST" * 200))
with self.fs.open("/%s" % self._filename(), "r") as f:
b = bytearray(2000)
r = f.read(b)
self.assertEqual(r, 1600)
self.assertEqual(bytes(b[:1600]), b"test" * 200 + b"TEST" * 200)
def test_seek(self):
with self.fs.open("/%s" % self._filename(), "w+") as f:
f.write(bytearray(b"test" * 10))
f.seek(2)
b = bytearray(8)
r = f.read(b)
self.assertEqual(r, 8)
self.assertEqual(bytes(b[:8]), b"sttestte")
def test_truncate(self):
with self.fs.open("/%s" % self._filename(), "w") as f:
f.write(bytearray(b"test" * 100))
s = self.fs.stat("/%s" % self._filename())
self.assertEqual(s, (400, "----a", self._filename()))
with self.fs.open("/%s" % self._filename(), "a") as f:
f.seek(111)
f.truncate()
s = self.fs.stat("/%s" % self._filename())
self.assertEqual(s, (111, "----a", self._filename()))
class TestTrezorIoFatfsLfn(TestTrezorIoFatfs):
def _filename(self, suffix=""):
return "reallylongfilename%s.textfile" % suffix
def _dirname(self, suffix=""):
return "reallylongdirname%s" % suffix
if __name__ == "__main__":
unittest.main()
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