SQLiteVfs

sqlite_wasm_rs::utils

Trait SQLiteVfs 

Source 
pub trait SQLiteVfs<IO>
where
    IO: SQLiteIoMethods,
{
    const VERSION: i32;
    const MAX_PATH_SIZE: i32 = 1_024i32;

Show 14 methods
    // Required methods
    fn sleep(dur: Duration);
    fn random(buf: &mut [u8]);
    fn epoch_timestamp_in_ms() -> i64;

    // Provided methods
    fn vfs(
        vfs_name: *const i8,
        app_data: *mut VfsAppData<<IO as SQLiteIoMethods>::AppData>,
    ) -> sqlite3_vfs { ... }
    unsafe extern "C" fn xOpen(
        pVfs: *mut sqlite3_vfs,
        zName: *const i8,
        pFile: *mut sqlite3_file,
        flags: i32,
        pOutFlags: *mut i32,
    ) -> i32 { ... }
    unsafe extern "C" fn xOpenImpl(
        pVfs: *mut sqlite3_vfs,
        zName: *const i8,
        pFile: *mut sqlite3_file,
        flags: i32,
        pOutFlags: *mut i32,
    ) -> i32 { ... }
    unsafe extern "C" fn xDelete(
        pVfs: *mut sqlite3_vfs,
        zName: *const i8,
        syncDir: i32,
    ) -> i32 { ... }
    unsafe extern "C" fn xAccess(
        pVfs: *mut sqlite3_vfs,
        zName: *const i8,
        flags: i32,
        pResOut: *mut i32,
    ) -> i32 { ... }
    unsafe extern "C" fn xFullPathname(
        pVfs: *mut sqlite3_vfs,
        zName: *const i8,
        nOut: i32,
        zOut: *mut i8,
    ) -> i32 { ... }
    unsafe extern "C" fn xGetLastError(
        pVfs: *mut sqlite3_vfs,
        nOut: i32,
        zOut: *mut i8,
    ) -> i32 { ... }
    unsafe extern "C" fn xRandomness(
        pVfs: *mut sqlite3_vfs,
        nByte: i32,
        zOut: *mut i8,
    ) -> i32 { ... }
    unsafe extern "C" fn xCurrentTime(
        pVfs: *mut sqlite3_vfs,
        pTimeOut: *mut f64,
    ) -> i32 { ... }
    unsafe extern "C" fn xCurrentTimeInt64(
        pVfs: *mut sqlite3_vfs,
        pOut: *mut i64,
    ) -> i32 { ... }
    unsafe extern "C" fn xSleep(
        pVfs: *mut sqlite3_vfs,
        microseconds: i32,
    ) -> i32 { ... }

}
Expand description

A trait that abstracts the sqlite3_vfs struct, allowing for a more idiomatic Rust implementation.

Required Associated Constants§

Source

const VERSION: i32

Provided Associated Constants§

Source

const MAX_PATH_SIZE: i32 = 1_024i32

Required Methods§

Source

fn sleep(dur: Duration)

Source

fn random(buf: &mut [u8])

Source

fn epoch_timestamp_in_ms() -> i64

Provided Methods§

Source

fn vfs( vfs_name: *const i8, app_data: *mut VfsAppData<<IO as SQLiteIoMethods>::AppData>, ) -> sqlite3_vfs

Source

unsafe extern "C" fn xOpen( pVfs: *mut sqlite3_vfs, zName: *const i8, pFile: *mut sqlite3_file, flags: i32, pOutFlags: *mut i32, ) -> i32

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unsafe extern "C" fn xOpenImpl( pVfs: *mut sqlite3_vfs, zName: *const i8, pFile: *mut sqlite3_file, flags: i32, pOutFlags: *mut i32, ) -> i32

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unsafe extern "C" fn xDelete( pVfs: *mut sqlite3_vfs, zName: *const i8, syncDir: i32, ) -> i32

Source

unsafe extern "C" fn xAccess( pVfs: *mut sqlite3_vfs, zName: *const i8, flags: i32, pResOut: *mut i32, ) -> i32

Source

unsafe extern "C" fn xFullPathname( pVfs: *mut sqlite3_vfs, zName: *const i8, nOut: i32, zOut: *mut i8, ) -> i32

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unsafe extern "C" fn xGetLastError( pVfs: *mut sqlite3_vfs, nOut: i32, zOut: *mut i8, ) -> i32

Source

unsafe extern "C" fn xRandomness( pVfs: *mut sqlite3_vfs, nByte: i32, zOut: *mut i8, ) -> i32

https://github.com/sqlite/sqlite/blob/fb9e8e48fd70b463fb7ba6d99e00f2be54df749e/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js#L951

Source

unsafe extern "C" fn xCurrentTime( pVfs: *mut sqlite3_vfs, pTimeOut: *mut f64, ) -> i32

https://github.com/sqlite/sqlite/blob/fb9e8e48fd70b463fb7ba6d99e00f2be54df749e/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js#L870

Source

unsafe extern "C" fn xCurrentTimeInt64( pVfs: *mut sqlite3_vfs, pOut: *mut i64, ) -> i32

https://github.com/sqlite/sqlite/blob/fb9e8e48fd70b463fb7ba6d99e00f2be54df749e/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js#L877

Source

unsafe extern "C" fn xSleep( pVfs: *mut sqlite3_vfs, microseconds: i32, ) -> i32

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§