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Interface SQLiteVFS

SQLite Virtual File System object

Objects with this interface can be passed to SQLiteAPI.vfs_register to define a new filesystem.

There are examples of a synchronous MemoryVFS.js, and asynchronous MemoryAsyncVFS.js and IndexedDbVFS.js.

see

https://sqlite.org/vfs.html

see

https://sqlite.org/c3ref/io_methods.html

Hierarchy

  • SQLiteVFS

Index

Properties

Methods

Properties

Optional mxPathName

mxPathName?: number

Maximum length of a file path in UTF-8 bytes (default 64)

Methods

xAccess

  • xAccess(name: string, flags: number, pResOut: DataView): number

xCheckReservedLock

  • xCheckReservedLock(fileId: number, pResOut: DataView): number

xClose

  • xClose(fileId: number): number

xDelete

  • xDelete(name: string, syncDir: number): number

xDeviceCharacteristics

  • xDeviceCharacteristics(fileId: number): number

xFileControl

  • xFileControl(fileId: number, flags: number, pOut: DataView): number

xFileSize

  • xFileSize(fileId: number, pSize64: DataView): number

xLock

  • xLock(fileId: number, flags: number): number

xOpen

  • xOpen(name: string, fileId: number, flags: number, pOutFlags: DataView): number

xRead

  • xRead(fileId: number, pData: Uint8Array, iOffset: number): number

xSync

  • xSync(fileId: number, flags: number): number

xTruncate

  • xTruncate(fileId: number, iSize: number): number

xUnlock

  • xUnlock(fileId: number, flags: number): number

xWrite

  • xWrite(fileId: number, pData: Uint8Array, iOffset: number): number

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