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| author | bors[bot] <bors[bot]@users.noreply.github.com> | 2019-04-14 15:45:03 +0000 |
|---|---|---|
| committer | bors[bot] <bors[bot]@users.noreply.github.com> | 2019-04-14 15:45:03 +0000 |
| commit | af59a15c5e03457db7ebd1743e9ecc14bc2de2f1 (patch) | |
| tree | d61dbec1e7a14578c7a72672123fea2b7a74ae07 | |
| parent | 54fb2cf3ee949586a52e79fec4a6c7203232b2f5 (diff) | |
| parent | 24d0e11193336f5d39e2fddd5cdc60be20e164dc (diff) | |
| download | nix-af59a15c5e03457db7ebd1743e9ecc14bc2de2f1.zip | |
Merge #1044
1044: Add unistd::{seteuid,setegid} r=asomers a=jmmv
This is for the benefit of those platforms that do not provide setresuid
nor setresgid, like macOS.
Co-authored-by: Julio Merino <julio@meroh.net>
| -rw-r--r-- | CHANGELOG.md | 3 | ||||
| -rw-r--r-- | src/unistd.rs | 22 |
2 files changed, 24 insertions, 1 deletions
diff --git a/CHANGELOG.md b/CHANGELOG.md index 83885f5e..b09bc709 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -19,6 +19,9 @@ This project adheres to [Semantic Versioning](http://semver.org/). ([#1036](https://github.com/nix-rust/nix/pull/1036)) - Added `from_std` and `to_std` methods for `sys::socket::IpAddr` ([#1043](https://github.com/nix-rust/nix/pull/1043)) +- Added `nix::unistd:seteuid` and `nix::unistd::setegid` for those platforms that do + not support `setresuid` nor `setresgid` respectively. + ([#1044](https://github.com/nix-rust/nix/pull/1044)) ### Changed - `PollFd` event flags renamed to `PollFlags` ([#1024](https://github.com/nix-rust/nix/pull/1024/)) diff --git a/src/unistd.rs b/src/unistd.rs index 85cec3da..c3b2b61e 100644 --- a/src/unistd.rs +++ b/src/unistd.rs @@ -1236,6 +1236,26 @@ pub fn getegid() -> Gid { Gid(unsafe { libc::getegid() }) } +/// Set the effective user ID +/// +/// See also [seteuid(2)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/seteuid.html) +#[inline] +pub fn seteuid(euid: Uid) -> Result<()> { + let res = unsafe { libc::seteuid(euid.into()) }; + + Errno::result(res).map(drop) +} + +/// Set the effective group ID +/// +/// See also [setegid(2)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/setegid.html) +#[inline] +pub fn setegid(egid: Gid) -> Result<()> { + let res = unsafe { libc::setegid(egid.into()) }; + + Errno::result(res).map(drop) +} + /// Set the user ID /// /// See also [setuid(2)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/setuid.html) @@ -1246,7 +1266,7 @@ pub fn setuid(uid: Uid) -> Result<()> { Errno::result(res).map(drop) } -/// Set the user ID +/// Set the group ID /// /// See also [setgid(2)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/setgid.html) #[inline] |