2.5-18.1

23 files changed, 846 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/accept.c b/socket/accept.c
new file mode 100644
index 0000000000..dad34ceddd
--- /dev/null
+++ b/socket/accept.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2002 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Await a connection on socket FD.
+   When a connection arrives, open a new socket to communicate with it,
+   set *ADDR (which is *ADDR_LEN bytes long) to the address of the connecting
+   peer and *ADDR_LEN to the address's actual length, and return the
+   new socket's descriptor, or -1 for errors.  */
+int
+accept (fd, addr, addr_len)
+     int fd;
+     __SOCKADDR_ARG addr;
+     socklen_t *addr_len;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+libc_hidden_def (accept)
+
+
+stub_warning (accept)
+#include <stub-tag.h>
diff --git a/socket/bind.c b/socket/bind.c
new file mode 100644
index 0000000000..382e29db16
--- /dev/null
+++ b/socket/bind.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2002 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Give the socket FD the local address ADDR (which is LEN bytes long).  */
+int
+__bind (fd, addr, len)
+     int fd;
+     __CONST_SOCKADDR_ARG addr;
+     socklen_t len;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+weak_alias (__bind, bind)
+
+stub_warning (bind)
+#include <stub-tag.h>
diff --git a/socket/bits/socket2.h b/socket/bits/socket2.h
new file mode 100644
index 0000000000..2543ea37d4
--- /dev/null
+++ b/socket/bits/socket2.h
@@ -0,0 +1,56 @@
+/* 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);
+extern ssize_t __REDIRECT (__recv_alias, (int __fd, void *__buf, size_t __n,
+					  int __flags), recv);
+
+extern __always_inline ssize_t
+recv (int __fd, void *__buf, size_t __n, int __flags)
+{
+  if (__bos0 (__buf) != (size_t) -1
+      && (!__builtin_constant_p (__n) || __n > __bos0 (__buf)))
+    return __recv_chk (__fd, __buf, __n, __bos0 (__buf), __flags);
+  return __recv_alias (__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);
+extern ssize_t __REDIRECT (__recvfrom_alias,
+			   (int __fd, void *__restrict __buf, size_t __n,
+			    int __flags, __SOCKADDR_ARG __addr,
+			    socklen_t *__restrict __addr_len), recvfrom);
+
+extern __always_inline ssize_t
+recvfrom (int __fd, void *__restrict __buf, size_t __n, int __flags,
+	  __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len)
+{
+  if (__bos0 (__buf) != (size_t) -1
+      && (!__builtin_constant_p (__n) || __n > __bos0 (__buf)))
+    return __recvfrom_chk (__fd, __buf, __n, __bos0 (__buf), __flags,
+			   __addr, __addr_len);
+  return __recvfrom_alias (__fd, __buf, __n, __flags, __addr, __addr_len);
+}
diff --git a/socket/connect.c b/socket/connect.c
new file mode 100644
index 0000000000..55093313c9
--- /dev/null
+++ b/socket/connect.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Open a connection on socket FD to peer at ADDR (which LEN bytes long).
+   For connectionless socket types, just set the default address to send to
+   and the only address from which to accept transmissions.
+   Return 0 on success, -1 for errors.  */
+int
+__connect (fd, addr, len)
+     int fd;
+     __CONST_SOCKADDR_ARG addr;
+     socklen_t len;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+weak_alias (__connect, connect)
+
+stub_warning (connect)
+#include <stub-tag.h>
diff --git a/socket/getpeername.c b/socket/getpeername.c
new file mode 100644
index 0000000000..6507387bd1
--- /dev/null
+++ b/socket/getpeername.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Put the address of the peer connected to socket FD into *ADDR
+   (which is *LEN bytes long), and its actual length into *LEN.  */
+int
+getpeername (fd, addr, len)
+     int fd;
+     __SOCKADDR_ARG addr;
+     socklen_t *len;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+
+stub_warning (getpeername)
+#include <stub-tag.h>
diff --git a/socket/getsockname.c b/socket/getsockname.c
new file mode 100644
index 0000000000..b698bdbb7a
--- /dev/null
+++ b/socket/getsockname.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2002 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Put the local address of FD into *ADDR and its length in *LEN.  */
+int
+__getsockname (fd, addr, len)
+     int fd;
+     __SOCKADDR_ARG addr;
+     socklen_t *len;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+weak_alias (__getsockname, getsockname)
+
+stub_warning (getsockname)
+#include <stub-tag.h>
diff --git a/socket/getsockopt.c b/socket/getsockopt.c
new file mode 100644
index 0000000000..8f4fa89578
--- /dev/null
+++ b/socket/getsockopt.c
@@ -0,0 +1,38 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Put the current value for socket FD's option OPTNAME at protocol level LEVEL
+   into OPTVAL (which is *OPTLEN bytes long), and set *OPTLEN to the value's
+   actual length.  Returns 0 on success, -1 for errors.  */
+int
+getsockopt (fd, level, optname, optval, optlen)
+     int fd;
+     int level;
+     int optname;
+     void *optval;
+     socklen_t *optlen;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+stub_warning (getsockopt)
+#include <stub-tag.h>
diff --git a/socket/isfdtype.c b/socket/isfdtype.c
new file mode 100644
index 0000000000..ba10912c9f
--- /dev/null
+++ b/socket/isfdtype.c
@@ -0,0 +1,31 @@
+/* isfdtype - Determine whether descriptor has given property.  Stub version.
+   Copyright (C) 1996, 1997 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.  */
+
+#include <errno.h>
+#include <sys/stat.h>
+
+
+int
+isfdtype (int fildes, int fdtype)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (isfdtype)
+#include <stub-tag.h>
diff --git a/socket/listen.c b/socket/listen.c
new file mode 100644
index 0000000000..cbdd8b9d18
--- /dev/null
+++ b/socket/listen.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991,1995,1996,1997,2001,2002 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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Prepare to accept connections on socket FD.
+   N connection requests will be queued before further requests are refused.
+   Returns 0 on success, -1 for errors.  */
+int
+__listen (fd, n)
+     int fd;
+     int n;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+weak_alias (__listen, listen)
+
+stub_warning (listen)
+#include <stub-tag.h>
diff --git a/socket/opensock.c b/socket/opensock.c
new file mode 100644
index 0000000000..4a4d5dd385
--- /dev/null
+++ b/socket/opensock.c
@@ -0,0 +1,71 @@
+/* Copyright (C) 1999 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.  */
+
+#include <stdio.h>
+#include <sys/socket.h>
+#include <bits/libc-lock.h>
+
+/* Return a socket of any type.  The socket can be used in subsequent
+   ioctl calls to talk to the kernel.  */
+int internal_function
+__opensock (void)
+{
+  /* Cache the last AF that worked, to avoid many redundant calls to
+     socket().  */
+  static int sock_af = -1;
+  int fd = -1;
+  __libc_lock_define_initialized (static, lock);
+
+  if (sock_af != -1)
+    {
+      fd = __socket (sock_af, SOCK_DGRAM, 0);
+      if (fd != -1)
+        return fd;
+    }
+
+  __libc_lock_lock (lock);
+
+  if (sock_af != -1)
+    fd = __socket (sock_af, SOCK_DGRAM, 0);
+
+  if (fd == -1)
+    {
+#ifdef AF_INET
+      fd = __socket (sock_af = AF_INET, SOCK_DGRAM, 0);
+#endif
+#ifdef AF_INET6
+      if (fd < 0)
+	fd = __socket (sock_af = AF_INET6, SOCK_DGRAM, 0);
+#endif
+#ifdef AF_IPX
+      if (fd < 0)
+	fd = __socket (sock_af = AF_IPX, SOCK_DGRAM, 0);
+#endif
+#ifdef AF_AX25
+      if (fd < 0)
+	fd = __socket (sock_af = AF_AX25, SOCK_DGRAM, 0);
+#endif
+#ifdef AF_APPLETALK
+      if (fd < 0)
+	fd = __socket (sock_af = AF_APPLETALK, SOCK_DGRAM, 0);
+#endif
+    }
+
+  __libc_lock_unlock (lock);
+  return fd;
+}
diff --git a/socket/recv.c b/socket/recv.c
new file mode 100644
index 0000000000..62af8fedf2
--- /dev/null
+++ b/socket/recv.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991,1995,1996,1997,2001,2005 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
+   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.  */
+
+#include <errno.h>
+#include <sys/socket.h>
+
+/* Read N bytes into BUF from socket FD.
+   Returns the number read or -1 f