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sqlite3: Add sqlite3_wal_checkpoint_*() API

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This wires up checkpointing to the SQLite C API. We don't respect the
checkpointing mode because core does not have that nor do we report back
some stats.

Refs: #478
This commit is contained in:
Pekka Enberg 2024-12-15 10:43:47 +02:00
parent 636b78d4ff
commit f1937ee47f
1 changed files with 38 additions and 0 deletions
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38
sqlite3/src/lib.rs
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@ -28,6 +28,11 @@ pub const SQLITE_STATE_OPEN: u8 = 0x76;
pub const SQLITE_STATE_SICK: u8 = 0xba;
pub const SQLITE_STATE_BUSY: u8 = 0x6d;
pub const SQLITE_CHECKPOINT_PASSIVE: ffi::c_int = 0;
pub const SQLITE_CHECKPOINT_FULL: ffi::c_int = 1;
pub const SQLITE_CHECKPOINT_RESTART: ffi::c_int = 2;
pub const SQLITE_CHECKPOINT_TRUNCATE: ffi::c_int = 3;
pub mod util;
use util::sqlite3_safety_check_sick_or_ok;
@ -918,3 +923,36 @@ fn sqlite3_errstr_impl(rc: i32) -> *const std::ffi::c_char {
}
}
}
#[no_mangle]
pub unsafe extern "C" fn sqlite3_wal_checkpoint(
_db: *mut sqlite3,
_db_name: *const std::ffi::c_char,
) -> ffi::c_int {
sqlite3_wal_checkpoint_v2(
_db,
_db_name,
SQLITE_CHECKPOINT_PASSIVE,
std::ptr::null_mut(),
std::ptr::null_mut(),
)
}
#[no_mangle]
pub unsafe extern "C" fn sqlite3_wal_checkpoint_v2(
db: *mut sqlite3,
_db_name: *const std::ffi::c_char,
_mode: ffi::c_int,
_log_size: *mut ffi::c_int,
_checkpoint_count: *mut ffi::c_int,
) -> ffi::c_int {
if db.is_null() {
return SQLITE_MISUSE;
}
let db: &mut sqlite3 = &mut *db;
// TODO: Checkpointing modes and reporting back log size and checkpoint count to caller.
if let Err(e) = db.conn.checkpoint() {
return SQLITE_ERROR;
}
SQLITE_OK
}