1 files changed, 84 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/printdstl_live.c b/contrib/ipfilter/lib/printdstl_live.c
new file mode 100644
index 0000000..c8741ed
--- /dev/null
+++ b/contrib/ipfilter/lib/printdstl_live.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2012 by Darren Reed.
+ *
+ * See the IPFILTER.LICENCE file for details on licencing.
+ */
+
+#include <sys/ioctl.h>
+#include "ipf.h"
+#include "netinet/ipl.h"
+
+
+/*
+ * Because the ipf_dstnode_t can vary in size because of the interface name,
+ * the size may be larger than just sizeof().
+ */
+ippool_dst_t *
+printdstl_live(d, fd, name, opts, fields)
+	ippool_dst_t *d;
+	int fd;
+	char *name;
+	int opts;
+	wordtab_t *fields;
+{
+	ipf_dstnode_t *entry, *zero;
+	ipflookupiter_t iter;
+	int printed, last;
+	ipfobj_t obj;
+
+	if ((name != NULL) && strncmp(name, d->ipld_name, FR_GROUPLEN))
+		return d->ipld_next;
+
+	entry = calloc(1, sizeof(*entry) + 64);
+	if (entry == NULL)
+		return d->ipld_next;
+	zero = calloc(1, sizeof(*zero) + 64);
+	if (zero == NULL) {
+		free(entry);
+		return d->ipld_next;
+	}
+
+	if (fields == NULL)
+		printdstlistdata(d, opts);
+
+	if ((d->ipld_flags & IPHASH_DELETE) != 0)
+		PRINTF("# ");
+
+	if ((opts & OPT_DEBUG) == 0)
+		PRINTF("\t{");
+
+	obj.ipfo_rev = IPFILTER_VERSION;
+	obj.ipfo_type = IPFOBJ_LOOKUPITER;
+	obj.ipfo_ptr = &iter;
+	obj.ipfo_size = sizeof(iter);
+
+	iter.ili_data = entry;
+	iter.ili_type = IPLT_DSTLIST;
+	iter.ili_otype = IPFLOOKUPITER_NODE;
+	iter.ili_ival = IPFGENITER_LOOKUP;
+	iter.ili_unit = d->ipld_unit;
+	strncpy(iter.ili_name, d->ipld_name, FR_GROUPLEN);
+
+	last = 0;
+	printed = 0;
+
+	while (!last && (ioctl(fd, SIOCLOOKUPITER, &obj) == 0)) {
+		if (entry->ipfd_next == NULL)
+			last = 1;
+		if (bcmp((char *)zero, (char *)entry, sizeof(*zero)) == 0)
+			break;
+		(void) printdstlistnode(entry, bcopywrap, opts, fields);
+		printed++;
+	}
+
+	(void) ioctl(fd, SIOCIPFDELTOK, &iter.ili_key);
+	free(entry);
+	free(zero);
+
+	if (printed == 0)
+		putchar(';');
+
+	if ((opts & OPT_DEBUG) == 0)
+		PRINTF(" };\n");
+	return d->ipld_next;
+}