1 files changed, 102 insertions, 0 deletions
diff --git a/lib/dpif.h b/lib/dpif.h
new file mode 100644
index 000000000..22f835554
--- /dev/null
+++ b/lib/dpif.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) 2008, 2009 Nicira Networks.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+#ifndef DPIF_H
+#define DPIF_H 1
+
+/* Operations for the datapath running in the local kernel.  The interface can
+ * generalize to multiple types of local datapaths, but the implementation only
+ * supports the openflow kernel module. */
+
+#include "openvswitch/datapath-protocol.h"
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+struct ofpbuf;
+
+/* A datapath interface.  Opaque. */
+struct dpif {
+    unsigned int minor;         /* For use in error messages. */
+    int fd;
+};
+
+int dpif_open(const char *name, struct dpif *);
+int dpif_create(const char *name, struct dpif *);
+void dpif_close(struct dpif *);
+
+static inline unsigned int dpif_id(const struct dpif *dpif);
+int dpif_get_name(struct dpif *, char *name, size_t name_size);
+
+int dpif_delete(struct dpif *);
+
+int dpif_get_dp_stats(const struct dpif *, struct odp_stats *);
+int dpif_get_drop_frags(const struct dpif *, bool *drop_frags);
+int dpif_set_drop_frags(struct dpif *, bool drop_frags);
+
+int dpif_get_listen_mask(const struct dpif *, int *listen_mask);
+int dpif_set_listen_mask(struct dpif *, int listen_mask);
+int dpif_purge(struct dpif *);
+
+int dpif_port_add(struct dpif *, const char *devname, uint16_t port_no,
+                  uint16_t flags);
+int dpif_port_del(struct dpif *, uint16_t port_no);
+int dpif_port_query_by_number(const struct dpif *, uint16_t port_no,
+                              struct odp_port *);
+int dpif_port_query_by_name(const struct dpif *, const char *devname,
+                            struct odp_port *);
+int dpif_port_list(const struct dpif *, struct odp_port **, size_t *n_ports);
+
+int dpif_port_group_set(struct dpif *, uint16_t group,
+                        const uint16_t ports[], size_t n_ports);
+int dpif_port_group_get(const struct dpif *, uint16_t group,
+                        uint16_t ports[], size_t n_ports, size_t *n_out);
+
+int dpif_flow_flush(struct dpif *);
+int dpif_flow_put(struct dpif *, struct odp_flow_put *);
+int dpif_flow_del(struct dpif *, struct odp_flow *);
+int dpif_flow_get(const struct dpif *, struct odp_flow *);
+int dpif_flow_get_multiple(const struct dpif *, struct odp_flow[], size_t n);
+int dpif_flow_list(const struct dpif *, struct odp_flow[], size_t n,
+                   size_t *n_out);
+int dpif_flow_list_all(const struct dpif *,
+                       struct odp_flow **flowsp, size_t *np);
+
+int dpif_execute(struct dpif *, uint16_t in_port,
+                 const union odp_action[], size_t n_actions,
+                 const struct ofpbuf *);
+
+int dpif_recv(struct dpif *, struct ofpbuf **);
+void dpif_recv_wait(struct dpif *);
+
+static inline unsigned int
+dpif_id(const struct dpif *dpif)
+{
+    return dpif->minor;
+}
+
+struct dpifmon;
+
+int dpifmon_create(const char *datapath_name, struct dpifmon **);
+void dpifmon_destroy(struct dpifmon *);
+
+int dpifmon_poll(struct dpifmon *, char **devnamep);
+
+void dpifmon_run(struct dpifmon *);
+void dpifmon_wait(struct dpifmon *);
+
+#endif /* dpif.h */