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newlib-cygwin
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* fhandler_socket.cc (fhandler_socket::connect): Always set sun_path 

in case of a successful or pending connect.
	(fhandler_socket::accept): Don't run secret event and eid credential
	transactions if OS accept returned WSAEWOULDBLOCK.
This commit is contained in:
Corinna Vinschen 2005-03-17 11:56:30 +00:00
parent 333eabc6f8
commit 2e7c4a2ab1
2 changed files with 41 additions and 42 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
2005-03-17 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::connect): Always set sun_path
in case of a successful or pending connect.
(fhandler_socket::accept): Don't run secret event and eid credential
transactions if OS accept returned WSAEWOULDBLOCK.
2005-03-16 Christopher Faylor <cgf@timesys.com>
* fhandler_tape.cc (get_ll): This is a generally useful function so

76
winsup/cygwin/fhandler_socket.cc
View File

@ -637,6 +637,10 @@ fhandler_socket::connect (const struct sockaddr *name, int namelen)
}
set_winsock_errno ();
}
if (get_addr_family () == AF_LOCAL && (!res || in_progress))
set_sun_path (name->sa_data);
if (get_addr_family () == AF_LOCAL && get_socket_type () == SOCK_STREAM)
{
if (!res || in_progress)
@ -670,12 +674,12 @@ fhandler_socket::connect (const struct sockaddr *name, int namelen)
if (!res || in_progress)
{
/* eid credential transaction. */
set_sun_path (name->sa_data);
if (wincap.has_named_pipes ())
{
struct ucred in = { getpid (), geteuid32 (), getegid32 () };
struct ucred out = { (pid_t) 0, (__uid32_t) -1, (__gid32_t) -1 };
DWORD bytes = 0;
debug_printf ("Calling CallNamedPipe");
if (CallNamedPipe(eid_pipe_name ((char *) alloca (CYG_MAX_PATH + 1)),
&in, sizeof in, &out, sizeof out, &bytes, 1000))
{
@ -745,7 +749,6 @@ fhandler_socket::accept (struct sockaddr *peer, int *len)
{
int res = -1;
bool secret_check_failed = false;
bool in_progress = false;
struct ucred in = { sec_pid, sec_uid, sec_gid };
struct ucred out = { (pid_t) 0, (__uid32_t) -1, (__gid32_t) -1 };
@ -769,21 +772,13 @@ fhandler_socket::accept (struct sockaddr *peer, int *len)
res = ::accept (get_socket (), peer, len);
if ((SOCKET) res == INVALID_SOCKET && WSAGetLastError () == WSAEWOULDBLOCK)
in_progress = true;
if (get_addr_family () == AF_LOCAL && get_socket_type () == SOCK_STREAM)
if ((SOCKET) res != INVALID_SOCKET && get_addr_family () == AF_LOCAL
&& get_socket_type () == SOCK_STREAM)
{
if ((SOCKET) res != INVALID_SOCKET || in_progress)
{
if (!create_secret_event ())
secret_check_failed = true;
else if (in_progress)
signal_secret_event ();
}
if (!create_secret_event ())
secret_check_failed = true;
if (!secret_check_failed &&
(SOCKET) res != INVALID_SOCKET)
if (!secret_check_failed)
{
if (!check_peer_secret_event ((struct sockaddr_in*) peer))
{
@ -795,40 +790,37 @@ fhandler_socket::accept (struct sockaddr *peer, int *len)
if (secret_check_failed)
{
close_secret_event ();
if ((SOCKET) res != INVALID_SOCKET)
closesocket (res);
closesocket (res);
set_errno (ECONNABORTED);
return -1;
}
if ((SOCKET) res != INVALID_SOCKET || in_progress)
{
/* eid credential transaction. */
if (wincap.has_named_pipes ())
/* eid credential transaction. */
if (wincap.has_named_pipes ())
{
DWORD bytes = 0;
debug_printf ("Calling ConnectNamedPipe");
bool ret = ConnectNamedPipe (sec_pipe, NULL);
if (ret || GetLastError () == ERROR_PIPE_CONNECTED)
{
DWORD bytes = 0;
bool ret = ConnectNamedPipe (sec_pipe, NULL);
if (ret || GetLastError () == ERROR_PIPE_CONNECTED)
{
if (!ReadFile (sec_pipe, &out, sizeof out, &bytes, NULL))
debug_printf ("Receiving eid credentials failed: %E");
else
debug_printf ("Received eid credentials: pid: %d, uid: %d"
", gid: %d", out.pid, out.uid, out.gid);
if (!WriteFile (sec_pipe, &in, sizeof in, &bytes, NULL))
debug_printf ("Sending eid credentials failed: %E");
DisconnectNamedPipe (sec_pipe);
}
if (!ReadFile (sec_pipe, &out, sizeof out, &bytes, NULL))
debug_printf ("Receiving eid credentials failed: %E");
else
debug_printf ("Connecting the eid credential pipe failed: %E");
}
else /* 9x */
{
/* Incorrect but wrong pid at least doesn't break getpeereid. */
out.pid = sec_pid;
out.uid = sec_uid;
out.gid = sec_gid;
debug_printf ("Received eid credentials: pid: %d, uid: %d"
", gid: %d", out.pid, out.uid, out.gid);
if (!WriteFile (sec_pipe, &in, sizeof in, &bytes, NULL))
debug_printf ("Sending eid credentials failed: %E");
DisconnectNamedPipe (sec_pipe);
}
else
debug_printf ("Connecting the eid credential pipe failed: %E");
}
else /* 9x */
{
/* Incorrect but wrong pid at least doesn't break getpeereid. */
out.pid = sec_pid;
out.uid = sec_uid;
out.gid = sec_gid;
}
}