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std: add seteuid/setegid to std.os

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Currently these are only implemented for linux.
This commit is contained in:
Isaac Freund
2020-09-03 15:22:43 +02:00
parent 01a365f1b0
commit d0d6647fdb
1 changed files with 22 additions and 3 deletions
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25
lib/std/os.zig
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@@ -2512,11 +2512,12 @@ pub fn readlinkatZ(dirfd: fd_t, file_path: [*:0]const u8, out_buffer: []u8) Read
}
}
pub const SetIdError = error{
ResourceLimitReached,
pub const SetEidError = error{
InvalidUserId,
PermissionDenied,
} || UnexpectedError;
};
pub const SetIdError = error{ResourceLimitReached} || SetEidError || UnexpectedError;
pub fn setuid(uid: uid_t) SetIdError!void {
switch (errno(system.setuid(uid))) {
@@ -2528,6 +2529,15 @@ pub fn setuid(uid: uid_t) SetIdError!void {
}
}
pub fn seteuid(uid: uid_t) SetEidError!void {
switch (errno(system.seteuid(uid))) {
0 => return,
EINVAL => return error.InvalidUserId,
EPERM => return error.PermissionDenied,
else => |err| return unexpectedErrno(err),
}
}
pub fn setreuid(ruid: uid_t, euid: uid_t) SetIdError!void {
switch (errno(system.setreuid(ruid, euid))) {
0 => return,
@@ -2548,6 +2558,15 @@ pub fn setgid(gid: gid_t) SetIdError!void {
}
}
pub fn setegid(uid: uid_t) SetEidError!void {
switch (errno(system.setegid(uid))) {
0 => return,
EINVAL => return error.InvalidUserId,
EPERM => return error.PermissionDenied,
else => |err| return unexpectedErrno(err),
}
}
pub fn setregid(rgid: gid_t, egid: gid_t) SetIdError!void {
switch (errno(system.setregid(rgid, egid))) {
0 => return,