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
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126

//! Stub implementation of TLS API.
//!
//! All operations return error. No objects can be instantiated.
//!
//! Can be useful when you need a type parameter of type e. g. `TlsConnector`:
//!
//! ```
//! use tls_api_stub::TlsConnector;
//!
//! let no_connector: Option<TlsConnector> = None;
//! ```

extern crate tls_api;
extern crate void;

use std::io;
use std::result;
use std::fmt;
use std::error::Error as std_Error;

use void::Void;

use tls_api::Result;


pub struct Pkcs12(Void);
pub struct Certificate(Void);

pub struct TlsConnectorBuilder(Void);
pub struct TlsConnector(Void);

pub struct TlsAcceptorBuilder(Void);
pub struct TlsAcceptor(Void);

#[derive(Debug)]
struct Error;

impl std_Error for Error {
    fn description(&self) -> &str {
        "stub implementation"
    }
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        fmt::Display::fmt(self.description(), f)
    }
}

impl tls_api::TlsConnectorBuilder for TlsConnectorBuilder {
    type Connector = TlsConnector;

    type Underlying = Void;

    fn underlying_mut(&mut self) -> &mut Void {
        &mut self.0
    }

    fn supports_alpn() -> bool {
        false
    }

    fn set_alpn_protocols(&mut self, _protocols: &[&[u8]]) -> Result<()> {
        Err(tls_api::Error::new(Error))
    }

    fn set_verify_hostname(&mut self, _verify: bool) -> Result<()> {
        Err(tls_api::Error::new(Error))
    }

    fn add_root_certificate(&mut self, _cert: tls_api::Certificate) -> Result<&mut Self> {
        Err(tls_api::Error::new(Error))
    }

    fn build(self) -> Result<TlsConnector> {
        Err(tls_api::Error::new(Error))
    }
}

impl tls_api::TlsConnector for TlsConnector {
    type Builder = TlsConnectorBuilder;

    fn builder() -> Result<TlsConnectorBuilder> {
        Err(tls_api::Error::new(Error))
    }

    fn connect<S>(&self, _domain: &str, _stream: S)
        -> result::Result<tls_api::TlsStream<S>, tls_api::HandshakeError<S>>
            where S: io::Read + io::Write + fmt::Debug + 'static
    {
        Err(tls_api::HandshakeError::Failure(tls_api::Error::new(Error)))
    }
}

impl tls_api::TlsAcceptorBuilder for TlsAcceptorBuilder {
    type Acceptor = TlsAcceptor;

    type Underlying = Void;

    fn supports_alpn() -> bool {
        false
    }

    fn set_alpn_protocols(&mut self, _protocols: &[&[u8]]) -> Result<()> {
        Err(tls_api::Error::new(Error))
    }

    fn underlying_mut(&mut self) -> &mut Void {
        &mut self.0
    }

    fn build(self) -> Result<TlsAcceptor> {
        Err(tls_api::Error::new(Error))
    }
}

impl tls_api::TlsAcceptor for TlsAcceptor {
    type Builder = TlsAcceptorBuilder;

    fn accept<S>(&self, _stream: S)
            -> result::Result<tls_api::TlsStream<S>, tls_api::HandshakeError<S>>
        where S: io::Read + io::Write + fmt::Debug + 'static
    {
        Err(tls_api::HandshakeError::Failure(tls_api::Error::new(Error)))
    }
}