#![allow(non_camel_case_types)]
#[cfg(test)]
extern crate temporary;
extern crate libc;
use libc::{c_char, c_double, c_int, c_longlong, c_ulonglong, c_void};
#[repr(C)]
pub struct sqlite3;
#[repr(C)]
pub struct sqlite3_stmt;
pub type sqlite_int64 = c_longlong;
pub type sqlite_uint64 = c_ulonglong;
pub type sqlite3_int64 = sqlite_int64;
pub type sqlite3_uint64 = sqlite_uint64;
pub const SQLITE_OK: c_int = 0;
pub const SQLITE_ERROR: c_int = 1;
pub const SQLITE_INTERNAL: c_int = 2;
pub const SQLITE_PERM: c_int = 3;
pub const SQLITE_ABORT: c_int = 4;
pub const SQLITE_BUSY: c_int = 5;
pub const SQLITE_LOCKED: c_int = 6;
pub const SQLITE_NOMEM: c_int = 7;
pub const SQLITE_READONLY: c_int = 8;
pub const SQLITE_INTERRUPT: c_int = 9;
pub const SQLITE_IOERR: c_int = 10;
pub const SQLITE_CORRUPT: c_int = 11;
pub const SQLITE_NOTFOUND: c_int = 12;
pub const SQLITE_FULL: c_int = 13;
pub const SQLITE_CANTOPEN: c_int = 14;
pub const SQLITE_PROTOCOL: c_int = 15;
pub const SQLITE_EMPTY: c_int = 16;
pub const SQLITE_SCHEMA: c_int = 17;
pub const SQLITE_TOOBIG: c_int = 18;
pub const SQLITE_CONSTRAINT: c_int = 19;
pub const SQLITE_MISMATCH: c_int = 20;
pub const SQLITE_MISUSE: c_int = 21;
pub const SQLITE_NOLFS: c_int = 22;
pub const SQLITE_AUTH: c_int = 23;
pub const SQLITE_FORMAT: c_int = 24;
pub const SQLITE_RANGE: c_int = 25;
pub const SQLITE_NOTADB: c_int = 26;
pub const SQLITE_NOTICE: c_int = 27;
pub const SQLITE_WARNING: c_int = 28;
pub const SQLITE_ROW: c_int = 100;
pub const SQLITE_DONE: c_int = 101;
pub type sqlite3_exec_callback = extern fn(*mut c_void, c_int, *mut *mut c_char,
*mut *mut c_char) -> c_int;
pub type sqlite3_bind_callback = extern fn(*mut c_void);
extern "C" {
pub fn sqlite3_bind_double(stmt: *mut sqlite3_stmt, i: c_int, value: c_double) -> c_int;
pub fn sqlite3_bind_int(stmt: *mut sqlite3_stmt, i: c_int, value: c_int) -> c_int;
pub fn sqlite3_bind_int64(stmt: *mut sqlite3_stmt, i: c_int, value: sqlite3_int64) -> c_int;
pub fn sqlite3_bind_text(stmt: *mut sqlite3_stmt, i: c_int, data: *const c_char, n: c_int,
del: Option<sqlite3_bind_callback>) -> c_int;
pub fn sqlite3_close(db: *mut sqlite3) -> c_int;
pub fn sqlite3_errmsg(db: *mut sqlite3) -> *const c_char;
pub fn sqlite3_exec(db: *mut sqlite3, sql: *const c_char,
callback: Option<sqlite3_exec_callback>, arg: *mut c_void,
errmsg: *mut *mut c_char) -> c_int;
pub fn sqlite3_finalize(stmt: *mut sqlite3_stmt) -> c_int;
pub fn sqlite3_free(p: *mut c_void);
pub fn sqlite3_malloc(n: c_int) -> *mut c_void;
pub fn sqlite3_open(filename: *const c_char, db: *mut *mut sqlite3) -> c_int;
pub fn sqlite3_prepare(db: *mut sqlite3, sql: *const c_char, n: c_int,
stmt: *mut *mut sqlite3_stmt, tail: *mut *const c_char) -> c_int;
pub fn sqlite3_reset(stmt: *mut sqlite3_stmt) -> c_int;
pub fn sqlite3_step(stmt: *mut sqlite3_stmt) -> c_int;
}
#[cfg(test)]
mod tests {
use std::ffi::CString;
use temporary::Directory;
macro_rules! ok(
($result:expr) => ($result.unwrap());
);
macro_rules! success(
($result:expr) => (assert!($result == ::SQLITE_OK));
);
macro_rules! c_str(
($string:expr) => (ok!(CString::new($string)));
);
#[test]
fn workflow() {
open(|database| unsafe {
success!(::sqlite3_exec(database, c_str!(
"CREATE TABLE `users` (id INTEGER, name VARCHAR(255), age REAL);"
).as_ptr(), None, 0 as *mut _, 0 as *mut _));
let mut statement = 0 as *mut _;
let mut tail = 0 as *const _;
success!(::sqlite3_prepare(database, c_str!(
"INSERT INTO `users` (id, name, age) VALUES (?, ?, ?);"
).as_ptr(), -1, &mut statement, &mut tail));
let name = c_str!("Alice");
success!(::sqlite3_bind_int(statement, 1, 1));
success!(::sqlite3_bind_text(statement, 2, name.as_ptr(), -1, None));
assert!(::sqlite3_step(statement) == ::SQLITE_DONE);
success!(::sqlite3_finalize(statement));
});
}
fn open<F>(mut code: F) where F: FnMut(*mut ::sqlite3) {
let (path, _directory) = setup();
let mut database = 0 as *mut _;
unsafe {
success!(::sqlite3_open(path.as_ptr(), &mut database));
code(database);
success!(::sqlite3_close(database));
}
}
fn setup() -> (CString, Directory) {
let directory = ok!(Directory::new("sqlite-sys"));
let path = directory.path().join("database.sqlite3");
let path = c_str!(ok!(path.to_str()));
(path, directory)
}
}