1 files changed, 62 insertions, 0 deletions
diff --git a/libglouglou/libggnet_traceroute.h b/libglouglou/libggnet_traceroute.h
new file mode 100644
index 0000000..833705b
--- /dev/null
+++ b/libglouglou/libggnet_traceroute.h
@@ -0,0 +1,62 @@
+#include <event.h>
+#include <dnet.h>
+#include <pcap.h>
+
+#if defined(__OpenBSD__)
+#include <sys/queue.h>
+#else
+#include <bsd/sys/queue.h>
+#endif
+
+#define TRACEROUTE_NB_PROBES 3
+
+struct ggnet_traceroute_hop {
+  TAILQ_ENTRY(ggnet_traceroute_hop) entry;
+  int ttl;
+  int answer_count; /* on TRACEROUTE_NB_PROBES sent probes */
+  char answer[2 * TRACEROUTE_NB_PROBES];
+  struct addr ip;
+  int delay;
+  int delay_dev;
+  int loss;
+  int loss_dev;
+  int asn;
+};
+
+struct ggnet_traceroute_req {
+  LIST_ENTRY(ggnet_traceroute_req) entry;
+  struct ggnet_traceroute_hop *target;
+  struct addr srcip;
+  int probes_count;
+  int hops_count;
+  TAILQ_HEAD(, ggnet_traceroute_hop) hops_list;
+  struct {
+    struct event *ev_recv;
+    struct event *ev_send;
+    struct evtimer *ev_timeout;
+    struct timeval tv_timeout;
+    int last_ttl_sent;
+  } run;
+  void (*cb_usr)(struct in_addr *, char *, void *);
+  void  *data;
+};
+
+struct ggnet_traceroute {
+  struct event_base *ev_base;
+  pcap_t *pcap;
+  ip_t *pkt_ip;
+  rand_t *pkt_rand;
+  int     pcap_fd;
+	int		  pcap_dllen;		/* datalink layer hdr len */
+  int req_pending;
+  LIST_HEAD(, ggnet_traceroute_req) req_list;
+};
+
+struct ggnet_traceroute     *ggnet_traceroute_new(struct event_base *, char *);
+void                         ggnet_traceroute_free(struct ggnet_traceroute *);
+struct ggnet_traceroute_req *ggnet_traceroute_trace(struct ggnet_traceroute *,
+                                                    struct in_addr *ip,
+                                                    void (*cb_usr)(struct in_addr *, struct ggnet_traceroute_req *, void *),
+                                                    void *);
+void                         ggnet_traceroute_cancel(struct ggnet_traceroute *,
+                                                     struct ggnet_traceroute_req *);