pnet 0.1.1

Cross-platform, low level networking using the Rust programming language.
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

/// FIXME: This can be removed when using Rust 0fd4f42 or newer

extern crate libc;

pub use libc::{c_uint, c_int, c_char, c_void, sockaddr, sockaddr_storage, socklen_t,
               setsockopt, IPPROTO_IP, socket, AF_INET, AF_INET6, c_uchar, c_ushort, bind,
               SOCK_DGRAM, sa_family_t};

#[cfg(target_os = "linux")]
#[repr(C)]
pub struct ifaddrs {
    pub ifa_next: *mut ifaddrs,
    pub ifa_name: *mut c_char,
    pub ifa_flags: c_uint,
    pub ifa_addr: *mut sockaddr,
    pub ifa_netmask: *mut sockaddr,
    pub ifa_ifu: *mut sockaddr, // FIXME This should be a union
    pub ifa_data: *mut c_void
}

#[cfg(target_os = "freebsd")]
#[repr(C)]
pub struct ifaddrs {
    pub ifa_next: *mut ifaddrs,
    pub ifa_name: *mut c_char,
    pub ifa_flags: c_uint,
    pub ifa_addr: *mut sockaddr,
    pub ifa_netmask: *mut sockaddr,
    pub ifa_dstaddr: *mut sockaddr,
    pub ifa_data: *mut c_void
}

#[cfg(target_os = "macos")]
#[repr(C)]
pub struct ifaddrs {
    pub ifa_next: *mut ifaddrs,
    pub ifa_name: *mut c_char,
    pub ifa_flags: c_uint,
    pub ifa_addr: *mut sockaddr,
    pub ifa_netmask: *mut sockaddr,
    pub ifa_dstaddr: *mut sockaddr,
    pub ifa_data: *mut c_void
}


#[cfg(target_os = "linux")]
#[repr(C)]
#[derive(Clone, Copy)]
pub struct sockaddr_ll {
    pub sll_family: c_ushort,
    pub sll_protocol: c_ushort,
    pub sll_ifindex: c_int,
    pub sll_hatype: c_ushort,
    pub sll_pkttype: c_uchar,
    pub sll_halen: c_uchar,
    pub sll_addr: [c_uchar; 8]
}

#[cfg(windows)]
pub const SOCK_RAW: c_int = 3;
#[cfg(windows)]
pub const IP_HDRINCL: c_int = 2;
#[cfg(windows)]
pub const IFF_LOOPBACK: c_int = 4;

#[cfg(target_os = "linux")]
pub const SOCK_RAW: c_int = 3;
#[cfg(target_os = "linux")]
pub const IP_HDRINCL: c_int = 3;
#[cfg(target_os = "linux")]
pub const IFF_LOOPBACK: c_int = 0x8;
#[cfg(target_os = "linux")]
pub const AF_PACKET : c_int = 17;

#[cfg(target_os = "freebsd")]
pub const SOCK_RAW: c_int = 3;
#[cfg(target_os = "freebsd")]
pub const IP_HDRINCL: c_int = 2;
#[cfg(target_os = "freebsd")]
pub const IFF_LOOPBACK: c_int = 0x8;

#[cfg(target_os = "macos")]
pub const SOCK_RAW: c_int = 3;
#[cfg(target_os = "macos")]
pub const IP_HDRINCL: c_int = 2;
#[cfg(target_os = "macos")]
pub const IFF_LOOPBACK: c_int = 0x8;

#[cfg(not(windows))]
extern "system" {
    pub fn getifaddrs(ifap: *mut *mut ifaddrs) -> c_int;
    pub fn freeifaddrs(ifa: *mut ifaddrs);
    pub fn if_nametoindex(ifname: *const c_char) -> c_uint;
}