diff options
author | /C=EU/ST=EU/CN=Pablo Neira Ayuso/emailAddress=pablo@netfilter.org </C=EU/ST=EU/CN=Pablo Neira Ayuso/emailAddress=pablo@netfilter.org> | 2007-05-13 23:42:43 +0000 |
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committer | /C=EU/ST=EU/CN=Pablo Neira Ayuso/emailAddress=pablo@netfilter.org </C=EU/ST=EU/CN=Pablo Neira Ayuso/emailAddress=pablo@netfilter.org> | 2007-05-13 23:42:43 +0000 |
commit | 8ca32474125483ae58e93e2822a8e5af9f9b72ab (patch) | |
tree | 67b7c84eae3de91297ead087d7b017fe3dad3331 /utils/conntrack_get.c | |
parent | 84f120b150d14adb1cefec601e28b2522612a620 (diff) |
- split new_api_test.c into several conntrack_*.c files to learn much easier how the new API works
Diffstat (limited to 'utils/conntrack_get.c')
-rw-r--r-- | utils/conntrack_get.c | 56 |
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); +} |