Add PF_RING support. (#38)

1 files changed, 41 insertions, 0 deletions

diff --git a/npfring.h b/npfring.h
new file mode 100644
index 000000000..4536b892e
--- /dev/null
+++ b/npfring.h
@@ -0,0 +1,41 @@
+#ifndef PFRING_H
+#define PFRING_H 1
+
+#include <pcap/pcap.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include "config.h"
+
+struct npfring
+{
+    void * pfring_desc;
+    uint8_t pfring_buffer[PFRING_BUFFER_SIZE];
+};
+
+struct npfring_stats
+{
+    uint64_t recv;
+    uint64_t drop;
+    uint64_t shunt;
+};
+
+void npfring_print_version(FILE * const out);
+
+int npfring_init(char const * device_name, uint32_t caplen, struct npfring * result);
+
+void npfring_close(struct npfring * npf);
+
+int npfring_set_bpf(struct npfring * npf, char const * bpf_filter);
+
+int npfring_datalink(struct npfring * npf);
+
+int npfring_enable(struct npfring * npf);
+
+int npfring_get_selectable_fd(struct npfring * npf);
+
+int npfring_recv(struct npfring * npf, struct pcap_pkthdr * pf_hdr);
+
+int npfring_stats(struct npfring * npf, struct npfring_stats * stats);
+
+#endif