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* cygwin.din (getpeereid): Export.

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* fhandler.h (class fhandler_socket): Add pipe and id members to
	exchange eid credentials for AF_LOCAL sockets.
	(eid_pipe_name): Declare new method.
	(getpeereid): Ditto.
	* fhandler_socket.cc (fhandler_socket::eid_pipe_name): New method.
	(fhandler_socket::fhandler_socket): Initialize sec_pipe.
	(fhandler_socket::connect): Exchange eid credentials with accepting
	socket process.
	(fhandler_socket::listen): Prepare eid credential transaction.
	(fhandler_socket::accept): Exchange eid credentials with connecting
	socket process.
	(fhandler_socket::close): Close eid credentials pipe if open.
	(fhandler_socket::getpeereid): New method.
	* net.cc (cygwin_getsockopt): Add SO_PEERCRED handling.
	(getpeereid): New function.
	* include/asm/socket.h (SO_PEERCRED): Define.
	* include/cygwin/socket.h (struct ucred): Define new type.
	* include/cygwin/version.h: Bump API minor version.
This commit is contained in:
Corinna Vinschen
2005-02-23 17:39:46 +00:00
parent 81d0376064
commit c8b404bf5c
8 changed files with 159 additions and 5 deletions
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17
winsup/cygwin/net.cc
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@@ -780,6 +780,8 @@ cygwin_getsockopt (int fd, int level, int optname, void *optval, int *optlen)
case SO_ERROR:
name = "SO_ERROR";
break;
case SO_PEERCRED:
name = "SO_PEERCRED";
}
if ((optval
@@ -787,6 +789,11 @@ cygwin_getsockopt (int fd, int level, int optname, void *optval, int *optlen)
|| __check_null_invalid_struct_errno (optval, (unsigned) *optlen)))
|| !fh)
res = -1;
else if (optname == SO_PEERCRED)
{
struct ucred *cred = (struct ucred *) optval;
res = fh->getpeereid (&cred->pid, &cred->uid, &cred->gid);
}
else
{
res = getsockopt (fh->get_socket (), level, optname, (char *) optval,
@@ -808,6 +815,16 @@ cygwin_getsockopt (int fd, int level, int optname, void *optval, int *optlen)
return res;
}
extern "C" int
getpeereid (int fd, __uid32_t *euid, __gid32_t *egid)
{
sig_dispatch_pending ();
fhandler_socket *fh = get (fd);
if (fh)
return fh->getpeereid (NULL, euid, egid);
return -1;
}
/* exported as connect: standards? */
extern "C" int
cygwin_connect (int fd, const struct sockaddr *name, int namelen)