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c34b65c7 | 1 | /* |
c2e3cbaf | 2 | * Copyright (c) 2009, 2010, 2011, 2013, 2015 Nicira, Inc. |
c34b65c7 BP |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #ifndef STREAM_H | |
18 | #define STREAM_H 1 | |
19 | ||
c34b65c7 BP |
20 | #include <stdbool.h> |
21 | #include <stddef.h> | |
22 | #include <stdint.h> | |
c55acc2e | 23 | #include <sys/types.h> |
4408d18a | 24 | #include "openvswitch/types.h" |
ac4c900d | 25 | #include "socket-util.h" |
e618b42f | 26 | #include "util.h" |
c34b65c7 | 27 | |
c34b65c7 BP |
28 | struct pstream; |
29 | struct stream; | |
e618b42f | 30 | struct vlog_module; |
c34b65c7 | 31 | |
9467fe62 | 32 | void stream_usage(const char *name, bool active, bool passive, bool bootstrap); |
c34b65c7 BP |
33 | |
34 | /* Bidirectional byte streams. */ | |
26ad129e | 35 | int stream_verify_name(const char *name); |
f125905c | 36 | int stream_open(const char *name, struct stream **, uint8_t dscp); |
766407ea | 37 | int stream_open_block(int error, struct stream **); |
c34b65c7 BP |
38 | void stream_close(struct stream *); |
39 | const char *stream_get_name(const struct stream *); | |
4408d18a BP |
40 | ovs_be32 stream_get_remote_ip(const struct stream *); |
41 | ovs_be16 stream_get_remote_port(const struct stream *); | |
42 | ovs_be32 stream_get_local_ip(const struct stream *); | |
43 | ovs_be16 stream_get_local_port(const struct stream *); | |
c34b65c7 BP |
44 | int stream_connect(struct stream *); |
45 | int stream_recv(struct stream *, void *buffer, size_t n); | |
46 | int stream_send(struct stream *, const void *buffer, size_t n); | |
47 | ||
539e96f6 BP |
48 | void stream_run(struct stream *); |
49 | void stream_run_wait(struct stream *); | |
50 | ||
c34b65c7 BP |
51 | enum stream_wait_type { |
52 | STREAM_CONNECT, | |
53 | STREAM_RECV, | |
54 | STREAM_SEND | |
55 | }; | |
56 | void stream_wait(struct stream *, enum stream_wait_type); | |
57 | void stream_connect_wait(struct stream *); | |
58 | void stream_recv_wait(struct stream *); | |
59 | void stream_send_wait(struct stream *); | |
60 | ||
61 | /* Passive streams: listeners for incoming stream connections. */ | |
26ad129e | 62 | int pstream_verify_name(const char *name); |
f125905c | 63 | int pstream_open(const char *name, struct pstream **, uint8_t dscp); |
c34b65c7 BP |
64 | const char *pstream_get_name(const struct pstream *); |
65 | void pstream_close(struct pstream *); | |
66 | int pstream_accept(struct pstream *, struct stream **); | |
8d76bcca | 67 | int pstream_accept_block(struct pstream *, struct stream **); |
c34b65c7 | 68 | void pstream_wait(struct pstream *); |
798e1352 BP |
69 | |
70 | ovs_be16 pstream_get_bound_port(const struct pstream *); | |
f39dc942 | 71 | \f |
cc1ad532 | 72 | /* Convenience functions. */ |
f39dc942 | 73 | |
ca843648 JP |
74 | int stream_open_with_default_port(const char *name, |
75 | uint16_t default_port, | |
76 | struct stream **, | |
77 | uint8_t dscp); | |
78 | int pstream_open_with_default_port(const char *name, | |
79 | uint16_t default_port, | |
80 | struct pstream **, | |
f125905c | 81 | uint8_t dscp); |
ca843648 JP |
82 | bool stream_parse_target_with_default_port(const char *target, |
83 | uint16_t default_port, | |
e731d71b | 84 | struct sockaddr_storage *ss); |
f1936eb6 | 85 | int stream_or_pstream_needs_probes(const char *name); |
ac4c900d | 86 | |
1e3c0047 BP |
87 | /* Error reporting. */ |
88 | ||
89 | enum stream_content_type { | |
90 | STREAM_UNKNOWN, | |
91 | STREAM_OPENFLOW, | |
92 | STREAM_SSL, | |
93 | STREAM_JSONRPC | |
94 | }; | |
95 | ||
c55acc2e | 96 | void stream_report_content(const void *, ssize_t, enum stream_content_type, |
480ce8ab | 97 | struct vlog_module *, const char *stream_name); |
c34b65c7 BP |
98 | |
99 | #endif /* stream.h */ |