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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); |
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); | |
fb83fe64 JD |
70 | int lttng_ustconsumer_get_sequence_number( |
71 | struct lttng_consumer_stream *stream, uint64_t *seq); | |
f02e1e8a | 72 | |
74d0b642 | 73 | #else /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
74 | |
75 | static inline | |
4078b776 | 76 | ssize_t lttng_ustconsumer_on_read_subbuffer_mmap( |
3bd1e081 | 77 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
78 | struct lttng_consumer_stream *stream, unsigned long len, |
79 | unsigned long padding) | |
3bd1e081 MD |
80 | { |
81 | return -ENOSYS; | |
82 | } | |
83 | ||
84 | static inline | |
4078b776 | 85 | ssize_t lttng_ustconsumer_on_read_subbuffer_splice( |
3bd1e081 | 86 | struct lttng_consumer_local_data *ctx, |
1d4dfdef DG |
87 | struct lttng_consumer_stream *uststream, unsigned long len, |
88 | unsigned long padding) | |
3bd1e081 MD |
89 | { |
90 | return -ENOSYS; | |
91 | } | |
92 | ||
93 | static inline | |
ffe60014 | 94 | int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
95 | { |
96 | return -ENOSYS; | |
97 | } | |
98 | ||
99 | static inline | |
100 | int lttng_ustconsumer_get_produced_snapshot( | |
ffe60014 | 101 | struct lttng_consumer_stream *stream, unsigned long *pos) |
3bd1e081 MD |
102 | { |
103 | return -ENOSYS; | |
104 | } | |
105 | ||
106 | static inline | |
107 | int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, | |
fbc72522 DG |
108 | int sock, struct pollfd *consumer_sockpoll) |
109 | { | |
110 | return -ENOSYS; | |
111 | } | |
3bd1e081 MD |
112 | |
113 | static inline | |
114 | int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan) | |
115 | { | |
116 | return -ENOSYS; | |
117 | } | |
118 | ||
119 | static inline | |
120 | void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan) | |
121 | { | |
122 | } | |
123 | ||
b83e03c4 MD |
124 | static inline |
125 | void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan) | |
126 | { | |
127 | } | |
128 | ||
3bd1e081 | 129 | static inline |
e316aad5 | 130 | int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream) |
3bd1e081 MD |
131 | { |
132 | return -ENOSYS; | |
133 | } | |
134 | ||
135 | static inline | |
136 | void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream) | |
137 | { | |
138 | } | |
139 | ||
d41f73b7 MD |
140 | static inline |
141 | int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream, | |
142 | struct lttng_consumer_local_data *ctx) | |
143 | { | |
144 | return -ENOSYS; | |
145 | } | |
146 | ||
147 | static inline | |
148 | int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream) | |
149 | { | |
150 | return -ENOSYS; | |
151 | } | |
152 | ||
d056b477 MD |
153 | static inline |
154 | void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream) | |
155 | { | |
156 | } | |
157 | ||
f02e1e8a | 158 | static inline |
ffe60014 DG |
159 | int lttng_ustctl_get_mmap_read_offset(struct lttng_consumer_stream *stream, |
160 | unsigned long *off) | |
f02e1e8a DG |
161 | { |
162 | return -ENOSYS; | |
163 | } | |
ca22feea | 164 | static inline |
6d805429 | 165 | int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream) |
ca22feea DG |
166 | { |
167 | return -ENOSYS; | |
168 | } | |
ffe60014 DG |
169 | static inline |
170 | void *lttng_ustctl_get_mmap_base(struct lttng_consumer_stream *stream) | |
171 | { | |
172 | return NULL; | |
173 | } | |
d88aee68 | 174 | static inline |
6d574024 DG |
175 | void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht) |
176 | { | |
177 | } | |
178 | static inline | |
179 | void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata) | |
d88aee68 DG |
180 | { |
181 | } | |
d8ef542d MD |
182 | static inline |
183 | void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream) | |
184 | { | |
185 | } | |
ee69440b DG |
186 | static inline |
187 | int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, | |
5e41ebe1 MD |
188 | uint64_t len, struct lttng_consumer_channel *channel, |
189 | int timer) | |
ee69440b DG |
190 | { |
191 | return -ENOSYS; | |
192 | } | |
193 | static inline | |
ee69440b | 194 | int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, |
84a182ce | 195 | struct lttng_consumer_channel *channel, int timer, int wait) |
ee69440b DG |
196 | { |
197 | return -ENOSYS; | |
198 | } | |
94d49140 JD |
199 | static inline |
200 | int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, | |
201 | struct lttng_consumer_stream *metadata) | |
202 | { | |
203 | return -ENOSYS; | |
204 | } | |
84a182ce DG |
205 | static inline |
206 | void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, | |
207 | int producer) | |
208 | { | |
209 | } | |
210 | static inline | |
211 | int lttng_ustconsumer_get_current_timestamp( | |
212 | struct lttng_consumer_stream *stream, uint64_t *ts) | |
213 | { | |
214 | return -ENOSYS; | |
215 | } | |
fb83fe64 JD |
216 | int lttng_ustconsumer_get_sequence_number( |
217 | struct lttng_consumer_stream *stream, uint64_t *seq) | |
218 | { | |
219 | return -ENOSYS; | |
220 | } | |
70190e1c DG |
221 | static inline |
222 | int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, | |
223 | uint64_t *stream_id) | |
224 | { | |
225 | return -ENOSYS; | |
226 | } | |
74d0b642 | 227 | #endif /* HAVE_LIBLTTNG_UST_CTL */ |
3bd1e081 MD |
228 | |
229 | #endif /* _LTTNG_USTCONSUMER_H */ |