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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87

//! Bindings to the Windows SChannel APIs.
#![cfg(windows)]
#![warn(missing_docs)]
#![allow(non_upper_case_globals)]

extern crate winapi;

#[macro_use]
extern crate lazy_static;

use std::ptr;
use winapi::ctypes;
use winapi::shared::sspi;

macro_rules! inner {
    ($t:path, $raw:ty) => {
        impl ::Inner<$raw> for $t {
            unsafe fn from_inner(t: $raw) -> Self {
                $t(t)
            }

            fn as_inner(&self) -> $raw {
                self.0
            }

            fn get_mut(&mut self) -> &mut $raw {
                &mut self.0
            }
        }
    }
}

pub mod cert_chain;
pub mod cert_context;
pub mod cert_store;
pub mod crypt_key;
pub mod crypt_prov;
/* pub */ mod ctl_context;
pub mod key_handle;
pub mod ncrypt_key;
pub mod schannel_cred;
pub mod tls_stream;

mod context_buffer;
mod security_context;

#[cfg(test)]
mod test;

const ACCEPT_REQUESTS: ctypes::c_ulong =
    sspi::ASC_REQ_ALLOCATE_MEMORY | sspi::ASC_REQ_CONFIDENTIALITY |
    sspi::ASC_REQ_SEQUENCE_DETECT | sspi::ASC_REQ_STREAM |
    sspi::ASC_REQ_REPLAY_DETECT;

const INIT_REQUESTS: ctypes::c_ulong =
    sspi::ISC_REQ_CONFIDENTIALITY | sspi::ISC_REQ_INTEGRITY | sspi::ISC_REQ_REPLAY_DETECT |
    sspi::ISC_REQ_SEQUENCE_DETECT | sspi::ISC_REQ_MANUAL_CRED_VALIDATION |
    sspi::ISC_REQ_ALLOCATE_MEMORY | sspi::ISC_REQ_STREAM | sspi::ISC_REQ_USE_SUPPLIED_CREDS;

trait Inner<T> {
    unsafe fn from_inner(t: T) -> Self;

    fn as_inner(&self) -> T;

    fn get_mut(&mut self) -> &mut T;
}

unsafe fn secbuf(buftype: ctypes::c_ulong,
                 bytes: Option<&mut [u8]>) -> sspi::SecBuffer {
    let (ptr, len) = match bytes {
        Some(bytes) => (bytes.as_mut_ptr(), bytes.len() as ctypes::c_ulong),
        None => (ptr::null_mut(), 0),
    };
    sspi::SecBuffer {
        BufferType: buftype,
        cbBuffer: len,
        pvBuffer: ptr as *mut ctypes::c_void,
    }
}

unsafe fn secbuf_desc(bufs: &mut [sspi::SecBuffer]) -> sspi::SecBufferDesc {
    sspi::SecBufferDesc {
        ulVersion: sspi::SECBUFFER_VERSION,
        cBuffers: bufs.len() as ctypes::c_ulong,
        pBuffers: bufs.as_mut_ptr(),
    }
}