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3bd1e081 MD |
1 | /* |
2 | * Copyright (C) 2011 - Julien Desfossez <julien.desfossez@polymtl.ca> | |
3 | * Copyright (C) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
4 | * | |
d14d33bf AM |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License, version 2 only, | |
7 | * as published by the Free Software Foundation. | |
3bd1e081 MD |
8 | * |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
d14d33bf | 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
3bd1e081 MD |
12 | * GNU General Public License for more details. |
13 | * | |
d14d33bf AM |
14 | * You should have received a copy of the GNU General Public License along |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
3bd1e081 MD |
17 | */ |
18 | ||
19 | #ifndef _LTTNG_USTCONSUMER_H | |
20 | #define _LTTNG_USTCONSUMER_H | |
21 | ||
3bd1e081 MD |
22 | #include <errno.h> |
23 | ||
10a8a223 DG |
24 | #include <common/consumer.h> |
25 | ||
74d0b642 | 26 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 27 | |
ffe60014 | 28 | int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream); |
3bd1e081 | 29 | |
3bd1e081 | 30 | int lttng_ustconsumer_get_produced_snapshot( |
ffe60014 | 31 | struct lttng_consumer_stream *stream, unsigned long *pos); |
10a50311 JD |
32 | int lttng_ustconsumer_get_consumed_snapshot( |
33 | struct lttng_consumer_stream *stream, unsigned long *pos); | |
3bd1e081 MD |
34 | |
35 | int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, | |
36 | int sock, struct pollfd *consumer_sockpoll); | |
37 | ||
38 | extern int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan); | |
39 | extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan); | |
b83e03c4 | 40 | extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan); |
e316aad5 | 41 | extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream); |
3bd1e081 MD |
42 | extern void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream); |
43 | ||
d41f73b7 MD |
44 | int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream, |
45 | struct lttng_consumer_local_data *ctx); | |
46 | int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream); | |
47 | ||
d056b477 MD |
48 | void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream); |
49 | ||
ffe60014 DG |
50 | int lttng_ustctl_get_mmap_read_offset(struct lttng_consumer_stream *stream, |
51 | unsigned long *off); | |
52 | void *lttng_ustctl_get_mmap_base(struct lttng_consumer_stream *stream); | |
70190e1c DG |
53 | int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, |
54 | uint64_t *stream_id); | |
6d805429 | 55 | int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream); |
6d574024 DG |
56 | void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht); |
57 | void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata); | |
d8ef542d | 58 | void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream); |
331744e3 | 59 | int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, |
5e41ebe1 | 60 | uint64_t len, struct lttng_consumer_channel *channel, |
94d49140 | 61 | int timer, int wait); |
331744e3 | 62 | int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, |
94d49140 JD |
63 | struct lttng_consumer_channel *channel, int timer, int wait); |
64 | int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, | |
65 | struct lttng_consumer_stream *metadata); | |
84a182ce DG |
66 | void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, |
67 | int producer); | |
68 | int lttng_ustconsumer_get_current_timestamp( | |
69 | struct lttng_consumer_stream *stream, uint64_t *ts); | |
f02e1e8a | 70 | |
74d0b642 | 71 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
72 | |
73 | static inline | |
4078b776 | 74 | ssize_t lttng_ustconsumer_on_read_subbuffer_mmap( |
3bd1e081 | 75 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
76 | struct lttng_consumer_stream *stream, unsigned long len, |
77 | unsigned long padding) | |
3bd1e081 MD |
78 | { |
79 | return -ENOSYS; | |
80 | } | |
81 | ||
82 | static inline | |
4078b776 | 83 | ssize_t lttng_ustconsumer_on_read_subbuffer_splice( |
3bd1e081 | 84 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
85 | struct lttng_consumer_stream *uststream, unsigned long len, |
86 | unsigned long padding) | |
3bd1e081 MD |
87 | { |
88 | return -ENOSYS; | |
89 | } | |
90 | ||
91 | static inline | |
ffe60014 | 92 | int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
93 | { |
94 | return -ENOSYS; | |
95 | } | |
96 | ||
97 | static inline | |
98 | int lttng_ustconsumer_get_produced_snapshot( | |
ffe60014 | 99 | struct lttng_consumer_stream *stream, unsigned long *pos) |
3bd1e081 MD |
100 | { |
101 | return -ENOSYS; | |
102 | } | |
103 | ||
104 | static inline | |
105 | int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, | |
fbc72522 DG |
106 | int sock, struct pollfd *consumer_sockpoll) |
107 | { | |
108 | return -ENOSYS; | |
109 | } | |
3bd1e081 MD |
110 | |
111 | static inline | |
112 | int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan) | |
113 | { | |
114 | return -ENOSYS; | |
115 | } | |
116 | ||
117 | static inline | |
118 | void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan) | |
119 | { | |
120 | } | |
121 | ||
b83e03c4 MD |
122 | static inline |
123 | void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan) | |
124 | { | |
125 | } | |
126 | ||
3bd1e081 | 127 | static inline |
e316aad5 | 128 | int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
129 | { |
130 | return -ENOSYS; | |
131 | } | |
132 | ||
133 | static inline | |
134 | void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream) | |
135 | { | |
136 | } | |
137 | ||
d41f73b7 MD |
138 | static inline |
139 | int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream, | |
140 | struct lttng_consumer_local_data *ctx) | |
141 | { | |
142 | return -ENOSYS; | |
143 | } | |
144 | ||
145 | static inline | |
146 | int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream) | |
147 | { | |
148 | return -ENOSYS; | |
149 | } | |
150 | ||
d056b477 MD |
151 | static inline |
152 | void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream) | |
153 | { | |
154 | } | |
155 | ||
f02e1e8a | 156 | static inline |
ffe60014 DG |
157 | int lttng_ustctl_get_mmap_read_offset(struct lttng_consumer_stream *stream, |
158 | unsigned long *off) | |
f02e1e8a DG |
159 | { |
160 | return -ENOSYS; | |
161 | } | |
ca22feea | 162 | static inline |
6d805429 | 163 | int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream) |
ca22feea DG |
164 | { |
165 | return -ENOSYS; | |
166 | } | |
ffe60014 DG |
167 | static inline |
168 | void *lttng_ustctl_get_mmap_base(struct lttng_consumer_stream *stream) | |
169 | { | |
170 | return NULL; | |
171 | } | |
d88aee68 | 172 | static inline |
6d574024 DG |
173 | void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht) |
174 | { | |
175 | } | |
176 | static inline | |
177 | void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata) | |
d88aee68 DG |
178 | { |
179 | } | |
d8ef542d MD |
180 | static inline |
181 | void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream) | |
182 | { | |
183 | } | |
ee69440b DG |
184 | static inline |
185 | int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, | |
5e41ebe1 MD |
186 | uint64_t len, struct lttng_consumer_channel *channel, |
187 | int timer) | |
ee69440b DG |
188 | { |
189 | return -ENOSYS; | |
190 | } | |
191 | static inline | |
ee69440b | 192 | int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, |
84a182ce | 193 | struct lttng_consumer_channel *channel, int timer, int wait) |
ee69440b DG |
194 | { |
195 | return -ENOSYS; | |
196 | } | |
94d49140 JD |
197 | static inline |
198 | int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, | |
199 | struct lttng_consumer_stream *metadata) | |
200 | { | |
201 | return -ENOSYS; | |
202 | } | |
84a182ce DG |
203 | static inline |
204 | void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, | |
205 | int producer) | |
206 | { | |
207 | } | |
208 | static inline | |
209 | int lttng_ustconsumer_get_current_timestamp( | |
210 | struct lttng_consumer_stream *stream, uint64_t *ts) | |
211 | { | |
212 | return -ENOSYS; | |
213 | } | |
70190e1c DG |
214 | static inline |
215 | int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, | |
216 | uint64_t *stream_id) | |
217 | { | |
218 | return -ENOSYS; | |
219 | } | |
74d0b642 | 220 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
221 | |
222 | #endif /* _LTTNG_USTCONSUMER_H */ |