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Message-Id: <11653137651812-git-send-email-nakam@linux-ipv6.org>
Date: Tue, 5 Dec 2006 19:16:05 +0900
From: Masahide NAKAMURA <nakam@...ux-ipv6.org>
To: shemminger@...l.org
Cc: netdev@...r.kernel.org, Masahide NAKAMURA <nakam@...ux-ipv6.org>
Subject: [PATCH 6/7] [IP] XFRM: support report message by monitor.
Signed-off-by: Masahide NAKAMURA <nakam@...ux-ipv6.org>
---
ip/xfrm.h | 2 ++
ip/xfrm_monitor.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 54 insertions(+), 0 deletions(-)
diff --git a/ip/xfrm.h b/ip/xfrm.h
index 51ffa4b..d33ff94 100644
--- a/ip/xfrm.h
+++ b/ip/xfrm.h
@@ -52,6 +52,8 @@ #define XFRMACQ_RTA(x) ((struct rtattr*)
#define XFRMEXP_RTA(x) ((struct rtattr*)(((char*)(x)) + NLMSG_ALIGN(sizeof(struct xfrm_user_expire))))
#define XFRMPEXP_RTA(x) ((struct rtattr*)(((char*)(x)) + NLMSG_ALIGN(sizeof(struct xfrm_user_polexpire))))
+#define XFRMREP_RTA(x) ((struct rtattr*)(((char*)(x)) + NLMSG_ALIGN(sizeof(struct xfrm_user_report))))
+
#define XFRM_FLAG_PRINT(fp, flags, f, s) \
do { \
if (flags & f) { \
diff --git a/ip/xfrm_monitor.c b/ip/xfrm_monitor.c
index baa4610..b4fda02 100644
--- a/ip/xfrm_monitor.c
+++ b/ip/xfrm_monitor.c
@@ -108,6 +108,48 @@ static int xfrm_acquire_print(const stru
return 0;
}
+static int xfrm_report_print(const struct sockaddr_nl *who,
+ struct nlmsghdr *n, void *arg)
+{
+ FILE *fp = (FILE*)arg;
+ struct xfrm_user_report *xrep = NLMSG_DATA(n);
+ int len = n->nlmsg_len;
+ struct rtattr * tb[XFRMA_MAX+1];
+ __u16 family;
+
+ if (n->nlmsg_type != XFRM_MSG_REPORT) {
+ fprintf(stderr, "Not a report: %08x %08x %08x\n",
+ n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
+ return 0;
+ }
+
+ len -= NLMSG_LENGTH(sizeof(*xrep));
+ if (len < 0) {
+ fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
+ return -1;
+ }
+
+ family = xrep->sel.family;
+ if (family == AF_UNSPEC)
+ family = preferred_family;
+
+ fprintf(fp, "report ");
+
+ fprintf(fp, "proto %s ", strxf_xfrmproto(xrep->proto));
+ fprintf(fp, "%s", _SL_);
+
+ xfrm_selector_print(&xrep->sel, family, fp, " sel ");
+
+ parse_rtattr(tb, XFRMA_MAX, XFRMREP_RTA(xrep), len);
+
+ xfrm_xfrma_print(tb, family, fp, " ");
+
+ if (oneline)
+ fprintf(fp, "\n");
+
+ return 0;
+}
+
static int xfrm_accept_msg(const struct sockaddr_nl *who,
struct nlmsghdr *n, void *arg)
{
@@ -144,6 +186,10 @@ static int xfrm_accept_msg(const struct
fprintf(fp, "Flushed policy\n");
return 0;
}
+ if (n->nlmsg_type == XFRM_MSG_REPORT) {
+ xfrm_report_print(who, n, arg);
+ return 0;
+ }
if (n->nlmsg_type != NLMSG_ERROR && n->nlmsg_type != NLMSG_NOOP &&
n->nlmsg_type != NLMSG_DONE) {
fprintf(fp, "Unknown message: %08d 0x%08x 0x%08x\n",
@@ -162,6 +208,7 @@ int do_xfrm_monitor(int argc, char **arg
int lexpire=0;
int lpolicy=0;
int lsa=0;
+ int lreport=0;
rtnl_close(&rth);
@@ -181,6 +228,9 @@ int do_xfrm_monitor(int argc, char **arg
} else if (matches(*argv, "policy") == 0) {
lpolicy=1;
groups = 0;
+ } else if (matches(*argv, "report") == 0) {
+ lreport=1;
+ groups = 0;
} else if (matches(*argv, "help") == 0) {
usage();
} else {
@@ -198,6 +248,8 @@ int do_xfrm_monitor(int argc, char **arg
groups |= XFRMGRP_SA;
if (lpolicy)
groups |= XFRMGRP_POLICY;
+ if (lreport)
+ groups |= XFRMGRP_REPORT;
if (file) {
FILE *fp;
--
1.4.2
-
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