Module embedded_sdmmc::fat

FAT16/FAT32 file system implementation

Implements the File Allocation Table file system. Supports FAT16 and FAT32 volumes.

Structs

• Bpb
  Represents a Boot Parameter Block. This is the first sector of a FAT formatted partition, and it describes various properties of the FAT filesystem.
• Fat16Info
  FAT16 specific data
• Fat32Info
  FAT32 specific data
• FatVolume
  Identifies a FAT16 or FAT32 Volume on the disk.
• InfoSector
  File System Information structure is only present on FAT32 partitions. It may contain a valid number of free clusters and the number of the next free cluster. The information contained in the structure must be considered as advisory only. File system driver implementations are not required to ensure that information within the structure is kept consistent.
• OnDiskDirEntry
  Represents a 32-byte directory entry as stored on-disk in a directory file.
• VolumeName
  The name given to a particular FAT formatted volume.

Enums

• FatSpecificInfo
  Indentifies the supported types of FAT format
• FatType
  Indentifies the supported types of FAT format

Constants

• RESERVED_ENTRIES
  Number of entries reserved at the start of a File Allocation Table

Functions

• parse_volume
  Load the boot parameter block from the start of the given partition and determine if the partition contains a valid FAT16 or FAT32 file system.