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Add FreeBSD process descriptors API

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Available since FreeBSD 9.0, this API allows using local descriptors
instead of global PIDs. It works in Capsicum sandboxes.
This commit is contained in:
Greg V 2018-01-04 02:40:12 +03:00
parent ecea23aa53
commit 6725fd6aef
2 changed files with 10 additions and 0 deletions
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1
libc-test/build.rs
View file

@ -287,6 +287,7 @@ fn main() {
cfg.header("sys/ipc.h");
cfg.header("sys/msg.h");
cfg.header("sys/shm.h");
cfg.header("sys/procdesc.h");
}
if netbsd {

9
src/unix/bsd/freebsdlike/freebsd/mod.rs
View file

@ -841,6 +841,11 @@ pub const _SC_CPUSET_SIZE: ::c_int = 122;
pub const XU_NGROUPS: ::c_int = 16;
pub const XUCRED_VERSION: ::c_uint = 0;
// Flags which can be passed to pdfork(2)
pub const PD_DAEMON: ::c_int = 0x00000001;
pub const PD_CLOEXEC: ::c_int = 0x00000002;
pub const PD_ALLOWED_AT_FORK: ::c_int = PD_DAEMON | PD_CLOEXEC;
extern {
pub fn __error() -> *mut ::c_int;
@ -896,6 +901,10 @@ extern {
pub fn fexecve(fd: ::c_int, argv: *const *const ::c_char,
envp: *const *const ::c_char)
-> ::c_int;
pub fn pdfork(fdp: *mut ::c_int, flags: ::c_int) -> ::pid_t;
pub fn pdgetpid(fd: ::c_int, pidp: *mut ::pid_t) -> ::c_int;
pub fn pdkill(fd: ::c_int, signum: ::c_int) -> ::c_int;
}
cfg_if! {