/*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#ifndef VCONN_H
#define VCONN_H 1
-#include <assert.h>
#include <stdbool.h>
-#include <stddef.h>
-#include <stdint.h>
+#include "openvswitch/types.h"
+#include "openflow/openflow.h"
-#include "flow.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+struct list;
struct ofpbuf;
-struct ofp_action_header;
-struct ofp_header;
-struct ofp_match;
-struct ofp_stats_reply;
struct pvconn;
struct vconn;
void vconn_usage(bool active, bool passive, bool bootstrap);
/* Active vconns: virtual connections to OpenFlow devices. */
-int vconn_open(const char *name, int min_version, struct vconn **);
+int vconn_verify_name(const char *name);
+int vconn_open(const char *name, uint32_t allowed_versions,
+ struct vconn **vconnp, uint8_t dscp);
void vconn_close(struct vconn *);
const char *vconn_get_name(const struct vconn *);
-uint32_t vconn_get_remote_ip(const struct vconn *);
-uint16_t vconn_get_remote_port(const struct vconn *);
-uint32_t vconn_get_local_ip(const struct vconn *);
-uint16_t vconn_get_local_port(const struct vconn *);
+uint32_t vconn_get_allowed_versions(const struct vconn *vconn);
+ovs_be32 vconn_get_remote_ip(const struct vconn *);
+ovs_be16 vconn_get_remote_port(const struct vconn *);
+ovs_be32 vconn_get_local_ip(const struct vconn *);
+ovs_be16 vconn_get_local_port(const struct vconn *);
+int vconn_get_version(const struct vconn *);
int vconn_connect(struct vconn *);
int vconn_recv(struct vconn *, struct ofpbuf **);
int vconn_send(struct vconn *, struct ofpbuf *);
-int vconn_recv_xid(struct vconn *, uint32_t xid, struct ofpbuf **);
+int vconn_recv_xid(struct vconn *, ovs_be32 xid, struct ofpbuf **);
int vconn_transact(struct vconn *, struct ofpbuf *, struct ofpbuf **);
+int vconn_transact_noreply(struct vconn *, struct ofpbuf *, struct ofpbuf **);
+int vconn_transact_multiple_noreply(struct vconn *, struct list *requests,
+ struct ofpbuf **replyp);
-int vconn_open_block(const char *name, int min_version, struct vconn **);
+void vconn_run(struct vconn *);
+void vconn_run_wait(struct vconn *);
+
+int vconn_open_block(const char *name, uint32_t allowed_versions,
+ struct vconn **);
+int vconn_connect_block(struct vconn *);
int vconn_send_block(struct vconn *, struct ofpbuf *);
int vconn_recv_block(struct vconn *, struct ofpbuf **);
void vconn_send_wait(struct vconn *);
/* Passive vconns: virtual listeners for incoming OpenFlow connections. */
-int pvconn_open(const char *name, struct pvconn **);
+int pvconn_verify_name(const char *name);
+int pvconn_open(const char *name, uint32_t allowed_versions,
+ struct pvconn **pvconnp, uint8_t dscp);
const char *pvconn_get_name(const struct pvconn *);
void pvconn_close(struct pvconn *);
-int pvconn_accept(struct pvconn *, int min_version, struct vconn **);
+int pvconn_accept(struct pvconn *, struct vconn **);
void pvconn_wait(struct pvconn *);
-/* OpenFlow protocol utility functions. */
-void *make_openflow(size_t openflow_len, uint8_t type, struct ofpbuf **);
-void *make_openflow_xid(size_t openflow_len, uint8_t type,
- uint32_t xid, struct ofpbuf **);
-void *put_openflow(size_t openflow_len, uint8_t type, struct ofpbuf *);
-void *put_openflow_xid(size_t openflow_len, uint8_t type, uint32_t xid,
- struct ofpbuf *);
-void update_openflow_length(struct ofpbuf *);
-struct ofpbuf *make_flow_mod(uint16_t command, const flow_t *,
- size_t actions_len);
-struct ofpbuf *make_add_flow(const flow_t *, uint32_t buffer_id,
- uint16_t max_idle, size_t actions_len);
-struct ofpbuf *make_del_flow(const flow_t *);
-struct ofpbuf *make_add_simple_flow(const flow_t *,
- uint32_t buffer_id, uint16_t out_port,
- uint16_t max_idle);
-struct ofpbuf *make_packet_in(uint32_t buffer_id, uint16_t in_port,
- uint8_t reason,
- const struct ofpbuf *payload, int max_send_len);
-struct ofpbuf *make_packet_out(const struct ofpbuf *packet, uint32_t buffer_id,
- uint16_t in_port,
- const struct ofp_action_header *,
- size_t n_actions);
-struct ofpbuf *make_buffered_packet_out(uint32_t buffer_id,
- uint16_t in_port, uint16_t out_port);
-struct ofpbuf *make_unbuffered_packet_out(const struct ofpbuf *packet,
- uint16_t in_port, uint16_t out_port);
-struct ofpbuf *make_echo_request(void);
-struct ofpbuf *make_echo_reply(const struct ofp_header *rq);
-int check_ofp_message(const struct ofp_header *, uint8_t type, size_t size);
-int check_ofp_message_array(const struct ofp_header *, uint8_t type,
- size_t size, size_t array_elt_size,
- size_t *n_array_elts);
-int check_ofp_packet_out(const struct ofp_header *, struct ofpbuf *data,
- int *n_actions, int max_ports);
-
-struct flow_stats_iterator {
- const uint8_t *pos, *end;
-};
-const struct ofp_flow_stats *flow_stats_first(struct flow_stats_iterator *,
- const struct ofp_stats_reply *);
-const struct ofp_flow_stats *flow_stats_next(struct flow_stats_iterator *);
-
-struct actions_iterator {
- const union ofp_action *pos, *end;
-};
-const union ofp_action *actions_first(struct actions_iterator *,
- const union ofp_action *,
- size_t n_actions);
-const union ofp_action *actions_next(struct actions_iterator *);
-int validate_actions(const union ofp_action *, size_t n_actions,
- int max_ports);
-
-void normalize_match(struct ofp_match *);
-
-static inline int
-ofp_mkerr(uint16_t type, uint16_t code)
-{
- assert(type > 0 && type <= 0x7fff);
- return (type << 16) | code;
+#ifdef __cplusplus
}
+#endif
#endif /* vconn.h */