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2003-09-26 Pierre Humblet <pierre.humblet@ieee.org>

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* pinfo.h (pinfo::set_acl): Declare.
	* pinfo.cc (pinfo_fixup_after_fork): Duplicate with no rights.
	(pinfo::set_acl): New.
	* spawn.cc (spawn_guts): Call myself.set_acl.
This commit is contained in:
Pierre Humblet
2003-09-27 01:58:23 +00:00
parent 6806a8b51f
commit 1eb451937a
4 changed files with 29 additions and 2 deletions
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20
winsup/cygwin/pinfo.cc
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@ -42,9 +42,9 @@ pinfo_fixup_after_fork ()
{
if (hexec_proc)
CloseHandle (hexec_proc);
/* Keeps the cygpid from being reused. No rights required */
if (!DuplicateHandle (hMainProc, hMainProc, hMainProc, &hexec_proc, 0,
TRUE, DUPLICATE_SAME_ACCESS))
TRUE, 0))
{
system_printf ("couldn't save current process handle %p, %E", hMainProc);
hexec_proc = NULL;
@ -238,6 +238,22 @@ pinfo::init (pid_t n, DWORD flag, HANDLE in_h)
destroy = 1;
}
void
pinfo::set_acl()
{
char sa_buf[1024];
SECURITY_DESCRIPTOR sd;
sec_acl ((PACL) sa_buf, true, true, cygheap->user.sid (),
well_known_world_sid, FILE_MAP_READ);
if (!InitializeSecurityDescriptor( &sd, SECURITY_DESCRIPTOR_REVISION))
debug_printf("InitializeSecurityDescriptor %E");
else if (!SetSecurityDescriptorDacl(&sd, TRUE, (PACL) sa_buf, FALSE))
debug_printf("SetSecurityDescriptorDacl %E");
else if (!SetKernelObjectSecurity(h, DACL_SECURITY_INFORMATION, &sd))
debug_printf ("SetKernelObjectSecurity %E");
}
bool
_pinfo::alive ()
{