From: Ulrich Drepper Date: Wed, 13 Aug 2008 06:57:42 +0000 (+0000) Subject: [BZ #6589] X-Git-Tag: cvs/fedora-glibc-20080828T1623~11 X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=c5671698c8e953513a3456dcb60344bd2e7b1125;p=glibc.git [BZ #6589] 2008-08-12 Ulrich Drepper [BZ #6589] * sysdeps/unix/sysv/linux/ifaddrs.c (struct sockaddr_ll_max): Define. (struct ifaddrs_storage): Use it instead of sockaddr_ll. --- diff --git a/ChangeLog b/ChangeLog index 4ff9962bad..c2859b5fd6 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2008-08-12 Ulrich Drepper + + [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 [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) {