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-rw-r--r--tests/nft-expr_dup-test.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/tests/nft-expr_dup-test.c b/tests/nft-expr_dup-test.c
new file mode 100644
index 0000000..0c5df9a
--- /dev/null
+++ b/tests/nft-expr_dup-test.c
@@ -0,0 +1,94 @@
+/*
+ * (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 <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 cmp_nftnl_expr(struct nftnl_expr *rule_a,
+ struct nftnl_expr *rule_b)
+{
+ if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_DUP_SREG_ADDR) !=
+ nftnl_expr_get_u32(rule_b, NFTNL_EXPR_DUP_SREG_ADDR))
+ print_err("Expr SREG_TO mismatches");
+ if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_DUP_SREG_DEV) !=
+ nftnl_expr_get_u32(rule_b, NFTNL_EXPR_DUP_SREG_DEV))
+ print_err("Expr SREG_OIF mismatches");
+}
+
+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;
+
+ a = nftnl_rule_alloc();
+ b = nftnl_rule_alloc();
+ if (a == NULL || b == NULL)
+ print_err("OOM");
+ ex = nftnl_expr_alloc("dup");
+ if (ex == NULL)
+ print_err("OOM");
+
+ nftnl_expr_set_u32(ex, NFTNL_EXPR_DUP_SREG_ADDR, 0x12345678);
+ nftnl_expr_set_u32(ex, NFTNL_EXPR_DUP_SREG_DEV, 0x78123456);
+
+ 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;
+}