- (djm) Added getpeereid() replacement. Properly implemented for systems

   with SO_PEERCRED support. Faked for systems which lack it.

diff --git a/ChangeLog b/ChangeLog
index 0c4bd9f5f1c80d6715fa897e6a8b32757a586a92..44abe4a63102ee9b1aaa0104dbe1eedf3a51e121 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,6 @@
 20020912
+ - (djm) Added getpeereid() replacement. Properly implemented for systems
+   with SO_PEERCRED support. Faked for systems which lack it.
  - (djm) OpenBSD CVS Sync
    - markus@cvs.openbsd.org 2002/09/08 20:24:08
      [hostfile.h]

diff --git a/configure.ac b/configure.ac
index 0f0d24412885fd832fe54d9b1ef7693f16f0b045..6711b9dcdae8019fa7822ce9d9f2cf07de0072aa 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -596,7 +596,7 @@ AC_ARG_WITH(tcp-wrappers,
 dnl    Checks for library functions.
 AC_CHECK_FUNCS(arc4random b64_ntop bcopy bindresvport_sa \
        clock fchmod fchown freeaddrinfo futimes gai_strerror \
-       getaddrinfo getcwd getgrouplist getnameinfo getopt \
+       getaddrinfo getcwd getgrouplist getnameinfo getopt getpeereid\
        getrlimit getrusage getttyent glob inet_aton inet_ntoa \
        inet_ntop innetgr login_getcapbool md5_crypt memmove \
        mkdtemp mmap ngetaddrinfo openpty ogetaddrinfo readpassphrase \

diff --git a/openbsd-compat/Makefile.in b/openbsd-compat/Makefile.in
index cd4ebc479604465f618705fa6fb90ab3f1af06de..0864ebe63136f2d2ac01f284f2d9e20f9fbf688d 100644 (file)
--- a/openbsd-compat/Makefile.in
+++ b/openbsd-compat/Makefile.in
@@ -18,7 +18,7 @@ LDFLAGS=-L. @LDFLAGS@
 
 OPENBSD=base64.o bindresvport.o daemon.o dirname.o getcwd.o getgrouplist.o getopt.o glob.o inet_aton.o inet_ntoa.o inet_ntop.o mktemp.o readpassphrase.o realpath.o rresvport.o setenv.o setproctitle.o sigact.o strlcat.o strlcpy.o strmode.o strsep.o
 
-COMPAT=bsd-arc4random.o bsd-cray.o bsd-cygwin_util.o bsd-misc.o bsd-nextstep.o bsd-snprintf.o bsd-waitpid.o fake-getaddrinfo.o fake-getnameinfo.o xmmap.o
+COMPAT=bsd-arc4random.o bsd-cray.o bsd-cygwin_util.o bsd-getpeereid.o bsd-misc.o bsd-nextstep.o bsd-snprintf.o bsd-waitpid.o fake-getaddrinfo.o fake-getnameinfo.o xmmap.o
 
 PORTS=port-irix.o port-aix.o
 

diff --git a/openbsd-compat/bsd-getpeereid.c b/openbsd-compat/bsd-getpeereid.c
new file mode 100644 (file)
index 0000000..808df21
--- /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("$Id$");
+
+#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) */

diff --git a/openbsd-compat/bsd-getpeereid.h b/openbsd-compat/bsd-getpeereid.h
new file mode 100644 (file)
index 0000000..dec841b
--- /dev/null
+++ b/openbsd-compat/bsd-getpeereid.h
@@ -0,0 +1,14 @@
+/* $Id$ */
+
+#ifndef _BSD_GETPEEREID_H
+#define _BSD_GETPEEREID_H
+
+#include "config.h"
+
+#include <sys/types.h> /* For uid_t, gid_t */
+
+#ifndef HAVE_GETPEEREID
+int     getpeereid(int , uid_t *, gid_t *);
+#endif /* HAVE_GETPEEREID */
+
+#endif /* _BSD_GETPEEREID_H */

diff --git a/openbsd-compat/openbsd-compat.h b/openbsd-compat/openbsd-compat.h
index 551bdc939aafe4ae83aa3cf75d769c7f8acbe2ae..4c11bf20cae93ffa8687bd76e1177b93108c6fcb 100644 (file)
--- a/openbsd-compat/openbsd-compat.h
+++ b/openbsd-compat/openbsd-compat.h
@@ -29,6 +29,7 @@
 
 /* Home grown routines */
 #include "bsd-arc4random.h"
+#include "bsd-getpeereid.h"
 #include "bsd-misc.h"
 #include "bsd-snprintf.h"
 #include "bsd-waitpid.h"