extern crate mysqlclient_sys as ffi;
#[cfg(feature = "chrono")]
mod date_and_time;
mod numeric;
use byteorder::WriteBytesExt;
use std::io::Write;
use std::os::raw as libc;
use deserialize::{self, FromSql};
use mysql::{Mysql, MysqlType};
use serialize::{self, IsNull, Output, ToSql};
use sql_types::*;
#[repr(C)]
#[derive(Debug, Clone, Copy)]
pub(crate) struct MYSQL_TIME {
pub year: libc::c_uint,
pub month: libc::c_uint,
pub day: libc::c_uint,
pub hour: libc::c_uint,
pub minute: libc::c_uint,
pub second: libc::c_uint,
pub second_part: libc::c_ulong,
pub neg: bool,
pub time_type: ffi::enum_mysql_timestamp_type,
pub time_zone_displacement: libc::c_int,
}
impl From<ffi::MYSQL_TIME> for MYSQL_TIME {
fn from(item: ffi::MYSQL_TIME) -> Self {
let ffi::MYSQL_TIME {
year,
month,
day,
hour,
minute,
second,
second_part,
neg,
time_type,
} = item;
MYSQL_TIME {
year,
month,
day,
hour,
minute,
second,
second_part,
neg: neg != 0,
time_type,
time_zone_displacement: 0,
}
}
}
impl From<MYSQL_TIME> for ffi::MYSQL_TIME {
fn from(item: MYSQL_TIME) -> Self {
let MYSQL_TIME {
year,
month,
day,
hour,
minute,
second,
second_part,
neg,
time_type,
time_zone_displacement: _,
} = item;
ffi::MYSQL_TIME {
year,
month,
day,
hour,
minute,
second,
second_part,
neg: if neg { 1 } else { 0 },
time_type,
}
}
}
impl ToSql<TinyInt, Mysql> for i8 {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
out.write_i8(*self).map(|_| IsNull::No).map_err(Into::into)
}
}
impl FromSql<TinyInt, Mysql> for i8 {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
let bytes = not_none!(bytes);
Ok(bytes[0] as i8)
}
}
#[derive(Debug, Clone, Copy, Default, SqlType, QueryId)]
pub struct Unsigned<ST>(ST);
impl ToSql<Unsigned<TinyInt>, Mysql> for u8 {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
ToSql::<TinyInt, Mysql>::to_sql(&(*self as i8), out)
}
}
impl FromSql<Unsigned<TinyInt>, Mysql> for u8 {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
let signed: i8 = FromSql::<TinyInt, Mysql>::from_sql(bytes)?;
Ok(signed as u8)
}
}
impl ToSql<Unsigned<SmallInt>, Mysql> for u16 {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
ToSql::<SmallInt, Mysql>::to_sql(&(*self as i16), out)
}
}
impl FromSql<Unsigned<SmallInt>, Mysql> for u16 {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
let signed: i16 = FromSql::<SmallInt, Mysql>::from_sql(bytes)?;
Ok(signed as u16)
}
}
impl ToSql<Unsigned<Integer>, Mysql> for u32 {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
ToSql::<Integer, Mysql>::to_sql(&(*self as i32), out)
}
}
impl FromSql<Unsigned<Integer>, Mysql> for u32 {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
let signed: i32 = FromSql::<Integer, Mysql>::from_sql(bytes)?;
Ok(signed as u32)
}
}
impl ToSql<Unsigned<BigInt>, Mysql> for u64 {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
ToSql::<BigInt, Mysql>::to_sql(&(*self as i64), out)
}
}
impl FromSql<Unsigned<BigInt>, Mysql> for u64 {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
let signed: i64 = FromSql::<BigInt, Mysql>::from_sql(bytes)?;
Ok(signed as u64)
}
}
impl ToSql<Bool, Mysql> for bool {
fn to_sql<W: Write>(&self, out: &mut Output<W, Mysql>) -> serialize::Result {
let int_value = if *self { 1 } else { 0 };
<i32 as ToSql<Integer, Mysql>>::to_sql(&int_value, out)
}
}
impl FromSql<Bool, Mysql> for bool {
fn from_sql(bytes: Option<&[u8]>) -> deserialize::Result<Self> {
Ok(not_none!(bytes).iter().any(|x| *x != 0))
}
}
impl<ST> HasSqlType<Unsigned<ST>> for Mysql
where
Mysql: HasSqlType<ST>,
{
fn metadata(lookup: &()) -> MysqlType {
<Mysql as HasSqlType<ST>>::metadata(lookup)
}
fn is_signed() -> IsSigned {
IsSigned::Unsigned
}
}
#[derive(Debug, Clone, Copy, Default, QueryId, SqlType)]
#[mysql_type = "DateTime"]
pub struct Datetime;