- split new_api_test.c into several conntrack_*.c files to learn much easier how the new API works

1 files changed, 56 insertions, 0 deletions

diff --git a/utils/conntrack_get.c b/utils/conntrack_get.c
new file mode 100644
index 0000000..68ee2fd
--- /dev/null
+++ b/utils/conntrack_get.c
@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include <libnetfilter_conntrack/libnetfilter_conntrack.h>
+#include <libnetfilter_conntrack/libnetfilter_conntrack_tcp.h>
+
+static int cb(enum nf_conntrack_msg_type type,
+	      struct nf_conntrack *ct,
+	      void *data)
+{
+	char buf[1024];
+
+	nfct_snprintf(buf, 1024, ct, NFCT_T_UNKNOWN, NFCT_O_DEFAULT, NFCT_OF_SHOW_LAYER3);
+	printf("%s\n", buf);
+
+	return NFCT_CB_CONTINUE;
+}
+
+int main()
+{
+	int ret;
+	struct nfct_handle *h;
+	struct nf_conntrack *ct;
+
+	ct = nfct_new();
+	if (!ct) {
+		perror("nfct_new");
+		return 0;
+	}
+
+	nfct_set_attr_u8(ct, ATTR_L3PROTO, AF_INET);
+	nfct_set_attr_u32(ct, ATTR_IPV4_SRC, inet_addr("1.1.1.1"));
+	nfct_set_attr_u32(ct, ATTR_IPV4_DST, inet_addr("2.2.2.2"));
+	
+	nfct_set_attr_u8(ct, ATTR_L4PROTO, IPPROTO_TCP);
+	nfct_set_attr_u16(ct, ATTR_PORT_SRC, htons(20));
+	nfct_set_attr_u16(ct, ATTR_PORT_DST, htons(10));
+
+	h = nfct_open(CONNTRACK, 0);
+	if (!h) {
+		perror("nfct_open");
+		return -1;
+	}
+
+	nfct_callback_register(h, NFCT_T_ALL, cb, NULL);
+
+	ret = nfct_query(h, NFCT_Q_GET, ct);
+
+	printf("TEST: get conntrack (%d)(%s)\n", ret, strerror(errno));
+
+	if (ret == -1)
+		exit(EXIT_FAILURE);
+
+	nfct_close(h);
+}