auronandace
45 lines
1013 B
Rust
45 lines
1013 B
Rust
//! `ifaddrs.h` implementation.
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//!
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//! Non-POSIX, see <https://www.man7.org/linux/man-pages/man3/getifaddrs.3.html>.
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use crate::{
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header::{errno, stdlib, sys_socket::sockaddr},
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platform::{
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self,
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types::{c_char, c_int, c_uint, c_void},
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},
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};
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#[repr(C)]
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union ifaddrs_ifa_ifu {
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ifu_broadaddr: *mut sockaddr,
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ifu_dstaddr: *mut sockaddr,
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}
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#[repr(C)]
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pub struct ifaddrs {
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ifa_next: *mut ifaddrs,
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ifa_name: *mut c_char,
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ifa_flags: c_uint,
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ifa_addr: *mut sockaddr,
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ifa_netmask: *mut sockaddr,
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ifa_ifu: ifaddrs_ifa_ifu,
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ifa_data: *mut c_void,
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}
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#[unsafe(no_mangle)]
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pub unsafe extern "C" fn freeifaddrs(mut ifa: *mut ifaddrs) {
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while !ifa.is_null() {
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let next = unsafe { (*ifa).ifa_next };
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unsafe { stdlib::free(ifa.cast()) };
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ifa = next;
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}
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}
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#[unsafe(no_mangle)]
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pub unsafe extern "C" fn getifaddrs(ifap: *mut *mut ifaddrs) -> c_int {
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//TODO: implement getifaddrs
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platform::ERRNO.set(errno::ENOSYS);
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-1
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}
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