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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 | ||
c8fea79c | 24 | #include <common/consumer/consumer.h> |
10a8a223 | 25 | |
74d0b642 | 26 | #ifdef HAVE_LIBLTTNG_UST_CTL |
3bd1e081 | 27 | |
ffe60014 | 28 | int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream); |
e9404c27 JG |
29 | int lttng_ustconsumer_sample_snapshot_positions( |
30 | struct lttng_consumer_stream *stream); | |
3bd1e081 | 31 | |
3bd1e081 | 32 | int lttng_ustconsumer_get_produced_snapshot( |
ffe60014 | 33 | struct lttng_consumer_stream *stream, unsigned long *pos); |
10a50311 JD |
34 | int lttng_ustconsumer_get_consumed_snapshot( |
35 | struct lttng_consumer_stream *stream, unsigned long *pos); | |
3bd1e081 MD |
36 | |
37 | int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, | |
38 | int sock, struct pollfd *consumer_sockpoll); | |
39 | ||
40 | extern int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan); | |
41 | extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan); | |
b83e03c4 | 42 | extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan); |
e316aad5 | 43 | extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream); |
3bd1e081 MD |
44 | extern void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream); |
45 | ||
d41f73b7 MD |
46 | int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream, |
47 | struct lttng_consumer_local_data *ctx); | |
48 | int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream); | |
49 | ||
d056b477 MD |
50 | void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream); |
51 | ||
ffe60014 DG |
52 | int lttng_ustctl_get_mmap_read_offset(struct lttng_consumer_stream *stream, |
53 | unsigned long *off); | |
54 | void *lttng_ustctl_get_mmap_base(struct lttng_consumer_stream *stream); | |
70190e1c DG |
55 | int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, |
56 | uint64_t *stream_id); | |
6d805429 | 57 | int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream); |
6d574024 DG |
58 | void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht); |
59 | void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata); | |
d8ef542d | 60 | void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream); |
331744e3 | 61 | int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, |
93ec662e JD |
62 | uint64_t len, uint64_t version, |
63 | struct lttng_consumer_channel *channel, int timer, int wait); | |
331744e3 | 64 | int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, |
94d49140 JD |
65 | struct lttng_consumer_channel *channel, int timer, int wait); |
66 | int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, | |
67 | struct lttng_consumer_stream *metadata); | |
84a182ce DG |
68 | void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, |
69 | int producer); | |
70 | int lttng_ustconsumer_get_current_timestamp( | |
71 | struct lttng_consumer_stream *stream, uint64_t *ts); | |
fb83fe64 JD |
72 | int lttng_ustconsumer_get_sequence_number( |
73 | struct lttng_consumer_stream *stream, uint64_t *seq); | |
f02e1e8a | 74 | |
74d0b642 | 75 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
76 | |
77 | static inline | |
4078b776 | 78 | ssize_t lttng_ustconsumer_on_read_subbuffer_mmap( |
3bd1e081 | 79 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
80 | struct lttng_consumer_stream *stream, unsigned long len, |
81 | unsigned long padding) | |
3bd1e081 MD |
82 | { |
83 | return -ENOSYS; | |
84 | } | |
85 | ||
86 | static inline | |
4078b776 | 87 | ssize_t lttng_ustconsumer_on_read_subbuffer_splice( |
3bd1e081 | 88 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
89 | struct lttng_consumer_stream *uststream, unsigned long len, |
90 | unsigned long padding) | |
3bd1e081 MD |
91 | { |
92 | return -ENOSYS; | |
93 | } | |
94 | ||
95 | static inline | |
ffe60014 | 96 | int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
97 | { |
98 | return -ENOSYS; | |
99 | } | |
100 | ||
e9404c27 JG |
101 | static inline |
102 | int lttng_ustconsumer_sample_snapshot_positions( | |
103 | struct lttng_consumer_stream *stream) | |
104 | { | |
105 | return -ENOSYS; | |
106 | } | |
107 | ||
3bd1e081 MD |
108 | static inline |
109 | int lttng_ustconsumer_get_produced_snapshot( | |
ffe60014 | 110 | struct lttng_consumer_stream *stream, unsigned long *pos) |
3bd1e081 MD |
111 | { |
112 | return -ENOSYS; | |
113 | } | |
114 | ||
e9404c27 JG |
115 | static inline |
116 | int lttng_ustconsumer_get_consumed_snapshot( | |
117 | struct lttng_consumer_stream *stream, unsigned long *pos) | |
118 | { | |
119 | return -ENOSYS; | |
120 | } | |
121 | ||
3bd1e081 MD |
122 | static inline |
123 | int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, | |
fbc72522 DG |
124 | int sock, struct pollfd *consumer_sockpoll) |
125 | { | |
126 | return -ENOSYS; | |
127 | } | |
3bd1e081 MD |
128 | |
129 | static inline | |
130 | int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan) | |
131 | { | |
132 | return -ENOSYS; | |
133 | } | |
134 | ||
135 | static inline | |
136 | void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan) | |
137 | { | |
138 | } | |
139 | ||
b83e03c4 MD |
140 | static inline |
141 | void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan) | |
142 | { | |
143 | } | |
144 | ||
3bd1e081 | 145 | static inline |
e316aad5 | 146 | int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
147 | { |
148 | return -ENOSYS; | |
149 | } | |
150 | ||
151 | static inline | |
152 | void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream) | |
153 | { | |
154 | } | |
155 | ||
d41f73b7 MD |
156 | static inline |
157 | int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream, | |
158 | struct lttng_consumer_local_data *ctx) | |
159 | { | |
160 | return -ENOSYS; | |
161 | } | |
162 | ||
163 | static inline | |
164 | int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream) | |
165 | { | |
166 | return -ENOSYS; | |
167 | } | |
168 | ||
d056b477 MD |
169 | static inline |
170 | void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream) | |
171 | { | |
172 | } | |
173 | ||
f02e1e8a | 174 | static inline |
ffe60014 DG |
175 | int lttng_ustctl_get_mmap_read_offset(struct lttng_consumer_stream *stream, |
176 | unsigned long *off) | |
f02e1e8a DG |
177 | { |
178 | return -ENOSYS; | |
179 | } | |
ca22feea | 180 | static inline |
6d805429 | 181 | int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream) |
ca22feea DG |
182 | { |
183 | return -ENOSYS; | |
184 | } | |
ffe60014 DG |
185 | static inline |
186 | void *lttng_ustctl_get_mmap_base(struct lttng_consumer_stream *stream) | |
187 | { | |
188 | return NULL; | |
189 | } | |
d88aee68 | 190 | static inline |
6d574024 DG |
191 | void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht) |
192 | { | |
193 | } | |
194 | static inline | |
195 | void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata) | |
d88aee68 DG |
196 | { |
197 | } | |
d8ef542d MD |
198 | static inline |
199 | void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream) | |
200 | { | |
201 | } | |
ee69440b DG |
202 | static inline |
203 | int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, | |
93ec662e JD |
204 | uint64_t len, uint64_t version, |
205 | struct lttng_consumer_channel *channel, int timer) | |
ee69440b DG |
206 | { |
207 | return -ENOSYS; | |
208 | } | |
209 | static inline | |
ee69440b | 210 | int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, |
84a182ce | 211 | struct lttng_consumer_channel *channel, int timer, int wait) |
ee69440b DG |
212 | { |
213 | return -ENOSYS; | |
214 | } | |
94d49140 JD |
215 | static inline |
216 | int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, | |
217 | struct lttng_consumer_stream *metadata) | |
218 | { | |
219 | return -ENOSYS; | |
220 | } | |
84a182ce DG |
221 | static inline |
222 | void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, | |
223 | int producer) | |
224 | { | |
225 | } | |
226 | static inline | |
227 | int lttng_ustconsumer_get_current_timestamp( | |
228 | struct lttng_consumer_stream *stream, uint64_t *ts) | |
229 | { | |
230 | return -ENOSYS; | |
231 | } | |
a31c9f22 | 232 | static inline |
fb83fe64 JD |
233 | int lttng_ustconsumer_get_sequence_number( |
234 | struct lttng_consumer_stream *stream, uint64_t *seq) | |
235 | { | |
236 | return -ENOSYS; | |
237 | } | |
70190e1c DG |
238 | static inline |
239 | int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, | |
240 | uint64_t *stream_id) | |
241 | { | |
242 | return -ENOSYS; | |
243 | } | |
74d0b642 | 244 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
245 | |
246 | #endif /* _LTTNG_USTCONSUMER_H */ |