Function sqlite3_value_blob

pub unsafe fn sqlite3_value_blob(
    sqliteValue: *mut sqlite3_value,
) -> *const c_void

Extract a BLOB value from a protected sqlite3_value object.

Achtung: The pointer returned from this function can be invalidated by subsequent calls to sqlite3_value_bytes or sqlite3_value_text()!

See https://www.sqlite.org/c3ref/value_blob.html