Updated to fedora-glibc-20050302T1820

3 files changed, 47 insertions, 3 deletions

diff --git a/socket/Makefile b/socket/Makefile
index 594e609db5..aa0776e5bf 100644
--- a/socket/Makefile
+++ b/socket/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991,95,96,97,98,99,2000,2001 Free Software Foundation, Inc.
+# Copyright (C) 1991,1995-2001,2005 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -22,7 +22,7 @@
 subdir	:= socket
 
 headers	:= sys/socket.h sys/un.h bits/sockaddr.h bits/socket.h \
-	   sys/socketvar.h net/if.h
+	   bits/socket2.h sys/socketvar.h net/if.h
 
 routines := accept bind connect getpeername getsockname getsockopt	\
 	    listen recv recvfrom recvmsg send sendmsg sendto		\
diff --git a/socket/bits/socket2.h b/socket/bits/socket2.h
new file mode 100644
index 0000000000..0ccb24ca31
--- /dev/null
+++ b/socket/bits/socket2.h
@@ -0,0 +1,38 @@
+/* Checking macros for socket functions.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _SYS_SOCKET_H
+# error "Never include <bits/socket2.h> directly; use <sys/socket.h> instead."
+#endif
+
+extern ssize_t __recv_chk (int __fd, void *__buf, size_t __n, size_t __buflen,
+			   int __flags);
+#define recv(fd, buf, n, flags) \
+  (__bos0 (buf) != (size_t) -1						      \
+   ? __recv_chk (fd, buf, n, __bos0 (buf), flags)			      \
+   : recv (fd, buf, n, flags))
+
+extern ssize_t __recvfrom_chk (int __fd, void *__restrict __buf, size_t __n,
+			       size_t __buflen, int __flags,
+			       __SOCKADDR_ARG __addr,
+			       socklen_t *__restrict __addr_len);
+#define recvfrom(fd, buf, n, flags, addr, addr_len) \
+  (__bos0 (buf) != (size_t) -1						      \
+   ? __recvfrom_chk (fd, buf, n, __bos0 (buf), flags, addr, addr_len)	      \
+   : recvfrom (fd, buf, n, flags, addr, addr_len))
diff --git a/socket/sys/socket.h b/socket/sys/socket.h
index 4ae1ea9808..4112852ebb 100644
--- a/socket/sys/socket.h
+++ b/socket/sys/socket.h
@@ -1,5 +1,5 @@
 /* Declarations of socket constants, types, and functions.
-   Copyright (C) 1991,92,1994-2001,2003 Free Software Foundation, Inc.
+   Copyright (C) 1991,92,1994-2001,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -231,6 +231,12 @@ extern int sockatmark (int __fd) __THROW;
 extern int isfdtype (int __fd, int __fdtype) __THROW;
 #endif
 
+
+/* Define some macros helping to catch buffer overflows.  */
+#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
+# include <bits/socket2.h>
+#endif
+
 __END_DECLS
 
 #endif /* sys/socket.h */