sibyl 0.7.0

An OCI-based (synchronous or asynchronous) interface between Rust applications and Oracle databases
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

use super::{Params, ToSql};
use crate::{oci::*, Result};
use std::mem::size_of;

impl ToSql for bool {
    fn bind_to(&mut self, pos: usize, params: &mut Params, stmt: &OCIStmt, err: &OCIError) -> Result<usize> {
        let boolean = *self as i32;
        // This is safe as `bin_in_mut` copies the data into the internal buffer and binds it there instead.
        params.bind_in_mut(pos, SQLT_BOL, &boolean as *const i32 as _, size_of::<i32>(), stmt, err)?;
        Ok(pos + 1)
    }
}

impl ToSql for &bool {
    fn bind_to(&mut self, pos: usize, params: &mut Params, stmt: &OCIStmt, err: &OCIError) -> Result<usize> {
        let boolean = **self as i32;
        params.bind_in_mut(pos, SQLT_BOL, &boolean as *const i32 as _, size_of::<i32>(), stmt, err)?;
        Ok(pos + 1)
    }
}

impl ToSql for &[bool] {
    fn bind_to(&mut self, mut pos: usize, params: &mut Params, stmt: &OCIStmt, err: &OCIError) -> Result<usize> {
        for &val in self.iter() {
            let boolean = val as i32;
            params.bind_in_mut(pos, SQLT_BOL, &boolean as *const i32 as _, size_of::<i32>(), stmt, err)?;
            pos += 1;
        }
        Ok(pos)
    }

    fn update_from_bind(&mut self, pos: usize, _params: &Params) -> Result<usize> {
        Ok(pos + self.len())
    }
}