diff options
author | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:25:21 +0200 |
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committer | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:25:21 +0200 |
commit | b8c5c3b44362778c099531f7a905c56a0423bcef (patch) | |
tree | e9ccaff5d19f39e7bc58734e1b5babf4025a3a9c /libbb/bind_interface.c | |
parent | b1b227fa5e00d08af047ab9a012211b66c6b0f13 (diff) |
ripe-atlas-fw: imported version 46504650
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Diffstat (limited to 'libbb/bind_interface.c')
-rw-r--r-- | libbb/bind_interface.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/libbb/bind_interface.c b/libbb/bind_interface.c new file mode 100644 index 0000000..1eb4414 --- /dev/null +++ b/libbb/bind_interface.c @@ -0,0 +1,42 @@ +/* + * Copyright (c) 2014 RIPE NCC <atlas@ripe.net> + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" + +int bind_interface(int socket, int af, char *name) +{ + struct sockaddr_storage sa; + + memset(&sa, '\0', sizeof(sa)); + + if (af == AF_INET) + { + sa.ss_family= AF_INET; + if (inet_pton(af, name, + &((struct sockaddr_in *)&sa)->sin_addr) == 1) + { + return bind(socket, (struct sockaddr *)&sa, + sizeof(sa)); + } + } + else + { + sa.ss_family= AF_INET6; + if (inet_pton(af, name, + &((struct sockaddr_in6 *)&sa)->sin6_addr) == 1) + { + return bind(socket, (struct sockaddr *)&sa, + sizeof(sa)); + } + } + if (setsockopt(socket, SOL_SOCKET, SO_BINDTODEVICE, name, + strlen(name)+1) == -1) + { + return -1; + } + + return 0; +} + |