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authorDamien Miller <djm@mindrot.org>2002-09-12 10:32:59 +1000
committerDamien Miller <djm@mindrot.org>2002-09-12 10:32:59 +1000
commit771721fa31623a821d46a82e04b39cdc217a9c3a (patch)
treeb96de2f9b45566294423c5b8dc2665c6600496c3 /openbsd-compat/bsd-getpeereid.c
parente1a49817078a22056be87cde74467d52583e9ea1 (diff)
- (djm) Added getpeereid() replacement. Properly implemented for systems
with SO_PEERCRED support. Faked for systems which lack it.
Diffstat (limited to 'openbsd-compat/bsd-getpeereid.c')
-rw-r--r--openbsd-compat/bsd-getpeereid.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/openbsd-compat/bsd-getpeereid.c b/openbsd-compat/bsd-getpeereid.c
new file mode 100644
index 00000000..c7876823
--- /dev/null
+++ b/openbsd-compat/bsd-getpeereid.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2002 Damien Miller. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "includes.h"
+
+RCSID("$Id: bsd-getpeereid.c,v 1.1 2002/09/12 00:33:02 djm Exp $");
+
+#if !defined(HAVE_GETPEEREID)
+
+#if defined(SO_PEERCRED)
+int
+getpeereid(int s, uid_t *euid, gid_t *gid)
+{
+ struct ucred cred;
+ size_t len = sizeof(cred);
+
+ if (getsockopt(s, SOL_SOCKET, SO_PEERCRED, &cred, &len) < 0)
+ return (-1);
+ *euid = cred.uid;
+ *gid = cred.gid;
+
+ return (0);
+}
+#else
+int
+getpeereid(int s, uid_t *euid, gid_t *gid)
+{
+ *euid = geteuid();
+ *gid = getgid();
+
+ return (0);
+}
+#endif /* defined(SO_PEERCRED) */
+
+#endif /* !defined(HAVE_GETPEEREID) */