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* cygheap.h (enum impersonation): New enum.

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(cygheap_user::token): Delete.
	(cygheap_user::impersonated): Delete.
	(cygheap_user::external_token): New member.
	(cygheap_user::internal_token): New member.
	(cygheap_user::impersonation_state): New member.
	(cygheap_user::issetuid): Modify.
	(cygheap_user::token): New method.
	(cygheap_user::deimpersonate): New method.
	(cygheap_user::reimpersonate): New method.
	(cygheap_user::has_impersonation_tokens): New method.
	(cygheap_user::close_impersonation_tokens): New method.
	* dtable.cc (dtable::vfork_child_dup): Use new cygheap_user methods.
	* fhandler_socket.cc (fhandler_socket::dup): Ditto.
	* fork.cc (fork_child): Ditto.
	(fork_parent): Ditto.
	* grp.cc (internal_getgroups): Ditto.
	* security.cc (verify_token): Ditto.
	(check_file_access): Ditto.
	(cygwin_set_impersonation_token): Detect conflicts. Set
	user.external_token.
	* spawn.cc (spawn_guts): Use new cygheap_user methods.
	* syscalls.cc (seteuid32): Rearrange to use the two tokens
	in cygheap_user.
	(setegid32): Use new cygheap_user methods.
	* uinfo.cc: (internal_getlogin): Ditto.
This commit is contained in:
Corinna Vinschen
2003-06-30 13:07:36 +00:00
parent 3fbdb70ec6
commit 70249d5687
10 changed files with 160 additions and 115 deletions
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6
winsup/cygwin/fhandler_socket.cc
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@@ -330,12 +330,10 @@ fhandler_socket::dup (fhandler_base *child)
If WSADuplicateSocket() still fails for some reason, we fall back
to DuplicateHandle(). */
WSASetLastError (0);
if (cygheap->user.issetuid ())
RevertToSelf ();
cygheap->user.deimpersonate ();
fhs->set_io_handle (get_io_handle ());
fhs->fixup_before_fork_exec (GetCurrentProcessId ());
if (cygheap->user.issetuid ())
ImpersonateLoggedOnUser (cygheap->user.token);
cygheap->user.reimpersonate ();
if (!WSAGetLastError ())
{
fhs->fixup_after_fork (hMainProc);