X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fust-consumer%2Fust-consumer.h;h=e2507a7f441da932809adb3220e22bb803e9ec32;hp=a8a167239f49759c34e2b065ab479ba3a00ad5c3;hb=b66cbf1731486ab4dc7e0b2e1c3fa05cc5360c19;hpb=ca22feea083301934d1c8511851c86fb008c0697 diff --git a/src/common/ust-consumer/ust-consumer.h b/src/common/ust-consumer/ust-consumer.h index a8a167239..e2507a7f4 100644 --- a/src/common/ust-consumer/ust-consumer.h +++ b/src/common/ust-consumer/ust-consumer.h @@ -1,54 +1,35 @@ /* - * Copyright (C) 2011 - Julien Desfossez - * Copyright (C) 2011 - Mathieu Desnoyers + * Copyright (C) 2011 Julien Desfossez + * Copyright (C) 2011 Mathieu Desnoyers * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2 only, - * as published by the Free Software Foundation. + * SPDX-License-Identifier: GPL-2.0-only * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef _LTTNG_USTCONSUMER_H #define _LTTNG_USTCONSUMER_H -#include -#include - -#include +#include +#include +#include #ifdef HAVE_LIBLTTNG_UST_CTL -/* - * Take a snapshot for a specific fd - * - * Returns 0 on success, < 0 on error - */ -int lttng_ustconsumer_take_snapshot(struct lttng_consumer_local_data *ctx, - struct lttng_consumer_stream *stream); +int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream); +int lttng_ustconsumer_sample_snapshot_positions( + struct lttng_consumer_stream *stream); -/* - * Get the produced position - * - * Returns 0 on success, < 0 on error - */ int lttng_ustconsumer_get_produced_snapshot( - struct lttng_consumer_local_data *ctx, - struct lttng_consumer_stream *stream, - unsigned long *pos); + struct lttng_consumer_stream *stream, unsigned long *pos); +int lttng_ustconsumer_get_consumed_snapshot( + struct lttng_consumer_stream *stream, unsigned long *pos); int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx, int sock, struct pollfd *consumer_sockpoll); extern int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan); extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan); +extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan); extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream); extern void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream); @@ -58,10 +39,30 @@ int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream); void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream); -extern int lttng_ustctl_get_mmap_read_offset( - struct lttng_ust_shm_handle *handle, - struct lttng_ust_lib_ring_buffer *buf, unsigned long *off); -int lttng_ustconsumer_data_available(struct lttng_consumer_stream *stream); +int lttng_ust_flush_buffer(struct lttng_consumer_stream *stream, + int producer_active); +int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, + uint64_t *stream_id); +int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream); +void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht); +void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata); +void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream); +int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, + uint64_t len, uint64_t version, + struct lttng_consumer_channel *channel, int timer, int wait); +int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, + struct lttng_consumer_channel *channel, int timer, int wait); +enum sync_metadata_status lttng_ustconsumer_sync_metadata( + struct lttng_consumer_local_data *ctx, + struct lttng_consumer_stream *metadata); +int lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, + int producer); +int lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream); +int lttng_ustconsumer_get_current_timestamp( + struct lttng_consumer_stream *stream, uint64_t *ts); +int lttng_ustconsumer_get_sequence_number( + struct lttng_consumer_stream *stream, uint64_t *seq); +void lttng_ustconsumer_sigbus_handle(void *addr); #else /* HAVE_LIBLTTNG_UST_CTL */ @@ -84,17 +85,28 @@ ssize_t lttng_ustconsumer_on_read_subbuffer_splice( } static inline -int lttng_ustconsumer_take_snapshot(struct lttng_consumer_local_data *ctx, - struct lttng_consumer_stream *stream) +int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream) +{ + return -ENOSYS; +} + +static inline +int lttng_ustconsumer_sample_snapshot_positions( + struct lttng_consumer_stream *stream) { return -ENOSYS; } static inline int lttng_ustconsumer_get_produced_snapshot( - struct lttng_consumer_local_data *ctx, - struct lttng_consumer_stream *stream, - unsigned long *pos) + struct lttng_consumer_stream *stream, unsigned long *pos) +{ + return -ENOSYS; +} + +static inline +int lttng_ustconsumer_get_consumed_snapshot( + struct lttng_consumer_stream *stream, unsigned long *pos) { return -ENOSYS; } @@ -117,6 +129,11 @@ void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan) { } +static inline +void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan) +{ +} + static inline int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream) { @@ -147,16 +164,80 @@ void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream) } static inline -int lttng_ustctl_get_mmap_read_offset(struct lttng_ust_shm_handle *handle, - struct lttng_ust_lib_ring_buffer *buf, unsigned long *off) +int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream) +{ + return -ENOSYS; +} +static inline +int lttng_ust_flush_buffer(struct lttng_consumer_stream *stream, + int producer_active) +{ + return -ENOSYS; +} +static inline +void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht) +{ +} +static inline +void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata) +{ +} +static inline +void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream) +{ +} +static inline +int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset, + uint64_t len, uint64_t version, + struct lttng_consumer_channel *channel, int timer) { return -ENOSYS; } static inline -int lttng_ustconsumer_data_available(struct lttng_consumer_stream *stream) +int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx, + struct lttng_consumer_channel *channel, int timer, int wait) { return -ENOSYS; } +static inline +enum sync_metadata_status lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx, + struct lttng_consumer_stream *metadata) +{ + return SYNC_METADATA_STATUS_ERROR; +} +static inline +int lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream, + int producer) +{ + return -ENOSYS; +} +static inline +int lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream) +{ + return -ENOSYS; +} +static inline +int lttng_ustconsumer_get_current_timestamp( + struct lttng_consumer_stream *stream, uint64_t *ts) +{ + return -ENOSYS; +} +static inline +int lttng_ustconsumer_get_sequence_number( + struct lttng_consumer_stream *stream, uint64_t *seq) +{ + return -ENOSYS; +} +static inline +int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream, + uint64_t *stream_id) +{ + return -ENOSYS; +} +static inline +void lttng_ustconsumer_sigbus_handle(void *addr) +{ +} #endif /* HAVE_LIBLTTNG_UST_CTL */ #endif /* _LTTNG_USTCONSUMER_H */