1 files changed, 108 insertions, 0 deletions
diff --git a/tests/nft-expr_match-test.c b/tests/nft-expr_match-test.c
new file mode 100644
index 0000000..fdeacc4
--- /dev/null
+++ b/tests/nft-expr_match-test.c
@@ -0,0 +1,108 @@
+/*
+ * (C) 2013 by Ana Rey Botello <anarey@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <linux/netfilter/nf_tables.h>
+#include <libmnl/libmnl.h>
+#include <libnftnl/rule.h>
+#include <libnftnl/expr.h>
+
+static int test_ok = 1;
+
+static void print_err(const char *msg)
+{
+	test_ok = 0;
+	printf("\033[31mERROR:\e[0m %s\n", msg);
+}
+
+static void print_err2(const char *msg, uint32_t a, uint32_t b)
+{
+	test_ok = 0;
+	printf("\033[31mERROR:\e[0m %s size a: %d b: %d \n", msg, a, b);
+}
+
+static void cmp_nftnl_expr(struct nftnl_expr *rule_a,
+			      struct nftnl_expr *rule_b)
+{
+	uint32_t lena, lenb;
+
+	if (strcmp(nftnl_expr_get_str(rule_a, NFTNL_EXPR_MT_NAME),
+		   nftnl_expr_get_str(rule_b, NFTNL_EXPR_MT_NAME)) != 0)
+		print_err("Expr NFTNL_EXPR_MT_NAME mismatches");
+	if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_MT_REV) !=
+	    nftnl_expr_get_u32(rule_b, NFTNL_EXPR_MT_REV))
+		print_err("Expr NFTNL_EXPR_MT_REV mismatches");
+	nftnl_expr_get(rule_a, NFTNL_EXPR_MT_INFO, &lena);
+	nftnl_expr_get(rule_b, NFTNL_EXPR_MT_INFO, &lenb);
+	if (lena != lenb)
+		print_err2("Expr NFTNL_EXPR_MT_INFO size mismatches", lena, lenb);
+}
+
+int main(int argc, char *argv[])
+{
+	struct nftnl_rule *a, *b;
+	struct nftnl_expr *ex;
+	struct nlmsghdr *nlh;
+	char buf[4096];
+	struct nftnl_expr_iter *iter_a, *iter_b;
+	struct nftnl_expr *rule_a, *rule_b;
+	char data[16] = "0123456789abcdef";
+
+	a = nftnl_rule_alloc();
+	b = nftnl_rule_alloc();
+	if (a == NULL || b == NULL)
+		print_err("OOM");
+	ex = nftnl_expr_alloc("match");
+	if (ex == NULL)
+		print_err("OOM");
+
+	nftnl_expr_set_str(ex, NFTNL_EXPR_MT_NAME, "Tests");
+	nftnl_expr_set_u32(ex, NFTNL_EXPR_MT_REV, 0x12345678);
+	nftnl_expr_set(ex, NFTNL_EXPR_MT_INFO, strdup(data), sizeof(data));
+	nftnl_rule_add_expr(a, ex);
+
+	nlh = nftnl_nlmsg_build_hdr(buf, NFT_MSG_NEWRULE, AF_INET, 0, 1234);
+	nftnl_rule_nlmsg_build_payload(nlh, a);
+
+	if (nftnl_rule_nlmsg_parse(nlh, b) < 0)
+		print_err("parsing problems");
+	iter_a = nftnl_expr_iter_create(a);
+	iter_b = nftnl_expr_iter_create(b);
+	if (iter_a == NULL || iter_b == NULL)
+		print_err("OOM");
+
+	rule_a = nftnl_expr_iter_next(iter_a);
+	rule_b = nftnl_expr_iter_next(iter_b);
+	if (rule_a == NULL || rule_b == NULL)
+		print_err("OOM");
+
+	cmp_nftnl_expr(rule_a, rule_b);
+
+	if (nftnl_expr_iter_next(iter_a) != NULL ||
+	    nftnl_expr_iter_next(iter_b) != NULL)
+		print_err("More 1 expr.");
+
+	nftnl_expr_iter_destroy(iter_a);
+	nftnl_expr_iter_destroy(iter_b);
+	nftnl_rule_free(a);
+	nftnl_rule_free(b);
+
+	if (!test_ok)
+		exit(EXIT_FAILURE);
+
+	printf("%s: \033[32mOK\e[0m\n", argv[0]);
+	return EXIT_SUCCESS;
+}