* rtnl_mdb.c: New file.
* Makefile.am (strace_SOURCES): Add it.
* netlink_route.h (decode_br_port_msg): New prototype.
* configure.ac (AC_CHECK_TYPES): Check for struct br_port_msg
in <linux/if_bridge.h>.
* netlink_route.c (route_decoders): Add RTM_DELMDB,
RTM_GETMDB and RTM_NEWMDB.
Co-authored-by: Fabien Siron <fabien.si...@epita.fr>
---
Makefile.am | 1 +
configure.ac | 1 +
netlink_route.c | 8 +++++++-
netlink_route.h | 1 +
rtnl_mdb.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 69 insertions(+), 1 deletion(-)
create mode 100644 rtnl_mdb.c
diff --git a/Makefile.am b/Makefile.am
index 2c027e0..41a4875 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -251,6 +251,7 @@ strace_SOURCES = \
rtnl_addrlabel.c \
rtnl_dcb.c \
rtnl_link.c \
+ rtnl_mdb.c \
rtnl_neigh.c \
rtnl_neightbl.c \
rtnl_netconf.c \
diff --git a/configure.ac b/configure.ac
index abd9a62..b270e22 100644
--- a/configure.ac
+++ b/configure.ac
@@ -441,6 +441,7 @@ AC_CHECK_HEADERS([linux/bpf.h], [
st_CHECK_UNION_BPF_ATTR([prog_flags])
])
+AC_CHECK_TYPES([struct br_port_msg],,, [#include <linux/if_bridge.h>])
AC_CHECK_TYPES([struct dcbmsg],,, [#include <linux/dcbnl.h>])
AC_CHECK_TYPES([struct fib_rule_hdr],,, [#include <linux/fib_rules.h>])
AC_CHECK_TYPES([struct ifaddrlblmsg],,, [#include <linux/if_addrlabel.h>])
diff --git a/netlink_route.c b/netlink_route.c
index 8be0be1..b5eec12 100644
--- a/netlink_route.c
+++ b/netlink_route.c
@@ -113,7 +113,13 @@ static const netlink_route_decoder_t route_decoders[] = {
#ifdef HAVE_STRUCT_NETCONFMSG
[RTM_DELNETCONF - RTM_BASE] = decode_netconfmsg,
[RTM_GETNETCONF - RTM_BASE] = decode_netconfmsg,
- [RTM_NEWNETCONF - RTM_BASE] = decode_netconfmsg
+ [RTM_NEWNETCONF - RTM_BASE] = decode_netconfmsg,
+#endif
+
+#ifdef HAVE_STRUCT_BR_PORT_MSG
+ [RTM_DELMDB - RTM_BASE] = decode_br_port_msg,
+ [RTM_GETMDB - RTM_BASE] = decode_br_port_msg,
+ [RTM_NEWMDB - RTM_BASE] = decode_br_port_msg
#endif
};
diff --git a/netlink_route.h b/netlink_route.h
index 497ecc1..bfe108d 100644
--- a/netlink_route.h
+++ b/netlink_route.h
@@ -39,6 +39,7 @@ route_decode_name(struct tcb *tcp, \
unsigned int len) \
/* End of DECL_NETLINK_ROUTE_DECODER definition. */
+extern DECL_NETLINK_ROUTE_DECODER(decode_br_port_msg);
extern DECL_NETLINK_ROUTE_DECODER(decode_dcbmsg);
extern DECL_NETLINK_ROUTE_DECODER(decode_fib_rule_hdr);
extern DECL_NETLINK_ROUTE_DECODER(decode_ifaddrlblmsg);
diff --git a/rtnl_mdb.c b/rtnl_mdb.c
new file mode 100644
index 0000000..f0171fb
--- /dev/null
+++ b/rtnl_mdb.c
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2016 Fabien Siron <fabien.si...@epita.fr>
+ * Copyright (c) 2017 JingPiao Chen <chenjingp...@gmail.com>
+ * Copyright (c) 2016-2017 The strace developers.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "defs.h"
+
+#ifdef HAVE_STRUCT_BR_PORT_MSG
+
+# include "netlink_route.h"
+# include "print_fields.h"
+
+# include <netinet/in.h>
+# include <linux/if_bridge.h>
+
+DECL_NETLINK_ROUTE_DECODER(decode_br_port_msg)
+{
+ struct br_port_msg bpm = { .family = family };
+ const size_t offset = sizeof(bpm.family);
+
+ PRINT_FIELD_XVAL("{", bpm, family, addrfams, "AF_???");
+
+ tprints(", ");
+ if (len >= sizeof(bpm)) {
+ if (!umoven_or_printaddr(tcp, addr + offset,
+ sizeof(bpm) - offset,
+ (void *) &bpm + offset)) {
+ PRINT_FIELD_IFINDEX("", bpm, ifindex);
+ }
+ } else
+ tprints("...");
+ tprints("}");
+}
+
+#endif
--
2.7.4
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