/usr/src/openvswitch-1.4.0/lib/stream.h is in openvswitch-datapath-dkms 1.4.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2009, 2010, 2011 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef STREAM_H
#define STREAM_H 1
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <sys/types.h>
#include "openvswitch/types.h"
#include "vlog.h"
struct pstream;
struct stream;
void stream_usage(const char *name, bool active, bool passive, bool bootstrap);
/* Bidirectional byte streams. */
int stream_verify_name(const char *name);
int stream_open(const char *name, struct stream **);
int stream_open_block(int error, struct stream **);
void stream_close(struct stream *);
const char *stream_get_name(const struct stream *);
ovs_be32 stream_get_remote_ip(const struct stream *);
ovs_be16 stream_get_remote_port(const struct stream *);
ovs_be32 stream_get_local_ip(const struct stream *);
ovs_be16 stream_get_local_port(const struct stream *);
int stream_connect(struct stream *);
int stream_recv(struct stream *, void *buffer, size_t n);
int stream_send(struct stream *, const void *buffer, size_t n);
void stream_run(struct stream *);
void stream_run_wait(struct stream *);
enum stream_wait_type {
STREAM_CONNECT,
STREAM_RECV,
STREAM_SEND
};
void stream_wait(struct stream *, enum stream_wait_type);
void stream_connect_wait(struct stream *);
void stream_recv_wait(struct stream *);
void stream_send_wait(struct stream *);
/* Passive streams: listeners for incoming stream connections. */
int pstream_verify_name(const char *name);
int pstream_open(const char *name, struct pstream **);
const char *pstream_get_name(const struct pstream *);
void pstream_close(struct pstream *);
int pstream_accept(struct pstream *, struct stream **);
int pstream_accept_block(struct pstream *, struct stream **);
void pstream_wait(struct pstream *);
/* Convenience functions. */
int stream_open_with_default_ports(const char *name,
uint16_t default_tcp_port,
uint16_t default_ssl_port,
struct stream **);
int pstream_open_with_default_ports(const char *name,
uint16_t default_ptcp_port,
uint16_t default_pssl_port,
struct pstream **);
/* Error reporting. */
enum stream_content_type {
STREAM_UNKNOWN,
STREAM_OPENFLOW,
STREAM_SSL,
STREAM_JSONRPC
};
void stream_report_content(const void *, ssize_t, enum stream_content_type,
struct vlog_module *, const char *stream_name);
#endif /* stream.h */
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