wayle-bluetooth 0.1.2

Bluetooth device management and discovery
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
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
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141

use std::{
    self,
    fmt::{Display, Formatter, Result},
};

/// Preferred bearer for dual-mode Bluetooth devices.
///
/// (BlueZ experimental)
#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
pub enum PreferredBearer {
    /// Connect to last used bearer first (default)
    #[default]
    LastUsed,
    /// Connect to BR/EDR first
    BrEdr,
    /// Connect to LE first
    Le,
    /// Connect to last seen bearer first
    LastSeen,
}

impl From<&str> for PreferredBearer {
    fn from(s: &str) -> Self {
        match s {
            "last-used" => Self::LastUsed,
            "bredr" => Self::BrEdr,
            "le" => Self::Le,
            "last-seen" => Self::LastSeen,
            _ => Self::LastUsed,
        }
    }
}

impl Display for PreferredBearer {
    fn fmt(&self, f: &mut Formatter<'_>) -> Result {
        match self {
            Self::LastUsed => write!(f, "last-used"),
            Self::BrEdr => write!(f, "bredr"),
            Self::Le => write!(f, "le"),
            Self::LastSeen => write!(f, "last-seen"),
        }
    }
}

/// Bluetooth device disconnection reason.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum DisconnectReason {
    /// Unknown reason
    Unknown,
    /// Connection timeout
    ConnectionTimeout,
    /// Connection terminated by local host
    ConnectionTerminatedLocal,
    /// Connection terminated by remote host
    ConnectionTerminatedRemote,
    /// Authentication failure
    AuthenticationFailure,
    /// Connection terminated due to suspend
    Suspend,
}

impl From<&str> for DisconnectReason {
    fn from(s: &str) -> Self {
        match s {
            "org.bluez.Reason.Timeout" => Self::ConnectionTimeout,
            "org.bluez.Reason.Local" => Self::ConnectionTerminatedLocal,
            "org.bluez.Reason.Remote" => Self::ConnectionTerminatedRemote,
            "org.bluez.Reason.Authentication" => Self::AuthenticationFailure,
            "org.bluez.Reason.Suspend" => Self::Suspend,
            _ => Self::Unknown,
        }
    }
}

impl Display for DisconnectReason {
    fn fmt(&self, f: &mut Formatter<'_>) -> Result {
        match self {
            Self::Unknown => write!(f, "Unknown"),
            Self::ConnectionTimeout => write!(f, "Connection timeout"),
            Self::ConnectionTerminatedLocal => write!(f, "Connection terminated by local host"),
            Self::ConnectionTerminatedRemote => write!(f, "Connection terminated by remote host"),
            Self::AuthenticationFailure => write!(f, "Authentication failure"),
            Self::Suspend => write!(f, "Suspend"),
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn preferred_bearer_from_str_handles_all_variants() {
        assert_eq!(
            PreferredBearer::from("last-used"),
            PreferredBearer::LastUsed
        );
        assert_eq!(PreferredBearer::from("bredr"), PreferredBearer::BrEdr);
        assert_eq!(PreferredBearer::from("le"), PreferredBearer::Le);
        assert_eq!(
            PreferredBearer::from("last-seen"),
            PreferredBearer::LastSeen
        );
    }

    #[test]
    fn preferred_bearer_from_str_defaults_to_last_used() {
        assert_eq!(PreferredBearer::from("unknown"), PreferredBearer::LastUsed);
        assert_eq!(PreferredBearer::from(""), PreferredBearer::LastUsed);
    }

    #[test]
    fn disconnect_reason_from_str_handles_all_variants() {
        assert_eq!(
            DisconnectReason::from("org.bluez.Reason.Timeout"),
            DisconnectReason::ConnectionTimeout
        );
        assert_eq!(
            DisconnectReason::from("org.bluez.Reason.Local"),
            DisconnectReason::ConnectionTerminatedLocal
        );
        assert_eq!(
            DisconnectReason::from("org.bluez.Reason.Remote"),
            DisconnectReason::ConnectionTerminatedRemote
        );
        assert_eq!(
            DisconnectReason::from("org.bluez.Reason.Authentication"),
            DisconnectReason::AuthenticationFailure
        );
        assert_eq!(
            DisconnectReason::from("org.bluez.Reason.Suspend"),
            DisconnectReason::Suspend
        );
    }

    #[test]
    fn disconnect_reason_from_str_defaults_to_unknown() {
        assert_eq!(DisconnectReason::from("unknown"), DisconnectReason::Unknown);
        assert_eq!(DisconnectReason::from(""), DisconnectReason::Unknown);
    }
}