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* syscalls.cc (seteuid32): Treat ILLEGAL_UID invalid.

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(setegid32): Treat ILLEGAL_GID invalid.
This commit is contained in:
Corinna Vinschen
2002-09-13 09:00:28 +00:00
parent a38b141548
commit 8934e4707d
2 changed files with 19 additions and 6 deletions
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5
winsup/cygwin/ChangeLog
View File

@@ -1,3 +1,8 @@
2002-09-13 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (seteuid32): Treat ILLEGAL_UID invalid.
(setegid32): Treat ILLEGAL_GID invalid.
2002-09-10 Pierre Humblet <pierre.humblet@ieee.org>
* grp.cc (initgroups): Call groups::clear_supp to free the

20
winsup/cygwin/syscalls.cc
View File

@@ -1943,14 +1943,18 @@ seteuid32 (__uid32_t uid)
debug_printf ("uid: %d myself->gid: %d", uid, myself->gid);
if (!wincap.has_security ()
|| (uid == myself->uid
&& !cygheap->user.groups.ischanged)
|| uid == ILLEGAL_UID)
|| (uid == myself->uid && !cygheap->user.groups.ischanged))
{
debug_printf ("Nothing happens");
return 0;
}
if (uid == ILLEGAL_UID)
{
set_errno (EINVAL);
return -1;
}
sigframe thisframe (mainthread);
cygsid usersid;
user_groups &groups = cygheap->user.groups;
@@ -2122,11 +2126,15 @@ setuid (__uid16_t uid)
extern "C" int
setegid32 (__gid32_t gid)
{
if ((!wincap.has_security ()) ||
(gid == myself->gid) ||
(gid == ILLEGAL_GID))
if (!wincap.has_security () || gid == myself->gid)
return 0;
if (gid == ILLEGAL_GID)
{
set_errno (EINVAL);
return -1;
}
sigframe thisframe (mainthread);
user_groups * groups = &cygheap->user.groups;
cygsid gsid;