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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); |
77f42ca5 | 37 | int stream_open_block(int error, long long int timeout, struct stream **); |
c34b65c7 BP |
38 | void stream_close(struct stream *); |
39 | const char *stream_get_name(const struct stream *); | |
c34b65c7 BP |
40 | int stream_connect(struct stream *); |
41 | int stream_recv(struct stream *, void *buffer, size_t n); | |
42 | int stream_send(struct stream *, const void *buffer, size_t n); | |
43 | ||
539e96f6 BP |
44 | void stream_run(struct stream *); |
45 | void stream_run_wait(struct stream *); | |
46 | ||
c34b65c7 BP |
47 | enum stream_wait_type { |
48 | STREAM_CONNECT, | |
49 | STREAM_RECV, | |
50 | STREAM_SEND | |
51 | }; | |
52 | void stream_wait(struct stream *, enum stream_wait_type); | |
53 | void stream_connect_wait(struct stream *); | |
54 | void stream_recv_wait(struct stream *); | |
55 | void stream_send_wait(struct stream *); | |
c19ae4cc LR |
56 | void stream_set_peer_id(struct stream *, const char *); |
57 | const char *stream_get_peer_id(const struct stream *); | |
c34b65c7 BP |
58 | |
59 | /* Passive streams: listeners for incoming stream connections. */ | |
26ad129e | 60 | int pstream_verify_name(const char *name); |
f125905c | 61 | int pstream_open(const char *name, struct pstream **, uint8_t dscp); |
c34b65c7 BP |
62 | const char *pstream_get_name(const struct pstream *); |
63 | void pstream_close(struct pstream *); | |
64 | int pstream_accept(struct pstream *, struct stream **); | |
8d76bcca | 65 | int pstream_accept_block(struct pstream *, struct stream **); |
c34b65c7 | 66 | void pstream_wait(struct pstream *); |
798e1352 BP |
67 | |
68 | ovs_be16 pstream_get_bound_port(const struct pstream *); | |
f39dc942 | 69 | \f |
cc1ad532 | 70 | /* Convenience functions. */ |
f39dc942 | 71 | |
ca843648 JP |
72 | int stream_open_with_default_port(const char *name, |
73 | uint16_t default_port, | |
74 | struct stream **, | |
75 | uint8_t dscp); | |
76 | int pstream_open_with_default_port(const char *name, | |
77 | uint16_t default_port, | |
78 | struct pstream **, | |
f125905c | 79 | uint8_t dscp); |
ca843648 | 80 | bool stream_parse_target_with_default_port(const char *target, |
1bb01121 | 81 | int default_port, |
e731d71b | 82 | struct sockaddr_storage *ss); |
f1936eb6 | 83 | int stream_or_pstream_needs_probes(const char *name); |
ac4c900d | 84 | |
1e3c0047 BP |
85 | /* Error reporting. */ |
86 | ||
87 | enum stream_content_type { | |
88 | STREAM_UNKNOWN, | |
89 | STREAM_OPENFLOW, | |
90 | STREAM_SSL, | |
91 | STREAM_JSONRPC | |
92 | }; | |
93 | ||
c55acc2e | 94 | void stream_report_content(const void *, ssize_t, enum stream_content_type, |
480ce8ab | 95 | struct vlog_module *, const char *stream_name); |
c34b65c7 BP |
96 | |
97 | #endif /* stream.h */ |