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authorUlrich Drepper <drepper@redhat.com>2008-08-13 06:57:42 +0000
committerUlrich Drepper <drepper@redhat.com>2008-08-13 06:57:42 +0000
commitc5671698c8e953513a3456dcb60344bd2e7b1125 (patch)
treee47f185d29d233f8e528d1331f741715c8c7b15b
parent4497384e2566f7796c4de9ffa599d14c60f38742 (diff)
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[BZ #6589]
2008-08-12  Ulrich Drepper  <drepper@redhat.com>
	[BZ #6589]
	* sysdeps/unix/sysv/linux/ifaddrs.c (struct sockaddr_ll_max):
	Define.
	(struct ifaddrs_storage): Use it instead of sockaddr_ll.
-rw-r--r--ChangeLog7
-rw-r--r--sysdeps/unix/sysv/linux/ifaddrs.c22
2 files changed, 26 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 4ff9962bad..c2859b5fd6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-08-12  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #6589]
+	* sysdeps/unix/sysv/linux/ifaddrs.c (struct sockaddr_ll_max):
+	Define.
+	(struct ifaddrs_storage): Use it instead of sockaddr_ll.
+
 2008-08-12  Ryan S. Arnold  <rsa@us.ibm.com>
 
 	[BZ #6839]
diff --git a/sysdeps/unix/sysv/linux/ifaddrs.c b/sysdeps/unix/sysv/linux/ifaddrs.c
index 9aa9abac3b..150ec8a9b0 100644
--- a/sysdeps/unix/sysv/linux/ifaddrs.c
+++ b/sysdeps/unix/sysv/linux/ifaddrs.c
@@ -1,5 +1,5 @@
 /* getifaddrs -- get names and addresses of all network interfaces
-   Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2003-2007, 2008 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
@@ -49,6 +49,22 @@ int __no_netlink_support attribute_hidden;
 #endif
 
 
+/* There is a problem with this type.  The address length for
+   Infiniband sockets is much longer than the 8 bytes allocated in the
+   sockaddr_ll definition.  Hence we use here a special
+   definition.  */
+struct sockaddr_ll_max
+  {
+    unsigned short int sll_family;
+    unsigned short int sll_protocol;
+    int sll_ifindex;
+    unsigned short int sll_hatype;
+    unsigned char sll_pkttype;
+    unsigned char sll_halen;
+    unsigned char sll_addr[24];
+  };
+
+
 /* struct to hold the data for one ifaddrs entry, so we can allocate
    everything at once.  */
 struct ifaddrs_storage
@@ -59,7 +75,7 @@ struct ifaddrs_storage
     /* Save space for the biggest of the four used sockaddr types and
        avoid a lot of casts.  */
     struct sockaddr sa;
-    struct sockaddr_ll sl;
+    struct sockaddr_ll_max sl;
     struct sockaddr_in s4;
     struct sockaddr_in6 s6;
   } addr, netmask, broadaddr;
@@ -307,7 +323,7 @@ map_newlink (int index, struct ifaddrs_storage *ifas, int *map, int max)
 
 /* Create a linked list of `struct ifaddrs' structures, one for each
    network interface on the host machine.  If successful, store the
-   list in *IFAP and return 0.  On errors, return -1 and set `errno'.  */
+   list in *IFAP and 2004, 2005, 2006, return 0.  On errors, return -1 and set `errno'.  */
 int
 getifaddrs (struct ifaddrs **ifap)
 {