+++ /dev/null
-/*
- * Copyright (C) 2013 Julien Desfossez <jdesfossez@efficios.com>
- * Copyright (C) 2013 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- * Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
- *
- * SPDX-License-Identifier: MIT
- *
- */
-
-#ifndef LTTNG_INDEX_H
-#define LTTNG_INDEX_H
-
-#include <common/compat/endian.h>
-#include <common/macros.h>
-
-#include <stdint.h>
-#include <limits.h>
-#include <stddef.h>
-
-#define CTF_INDEX_MAGIC 0xC1F1DCC1
-#define CTF_INDEX_MAJOR 1
-#define CTF_INDEX_MINOR 1
-
-/*
- * Header at the beginning of each index file.
- * All integer fields are stored in big endian.
- */
-struct ctf_packet_index_file_hdr {
- uint32_t magic;
- uint32_t index_major;
- uint32_t index_minor;
- /* struct packet_index_len, in bytes */
- uint32_t packet_index_len;
-} __attribute__((__packed__));
-
-/*
- * Packet index generated for each trace packet stored in a trace file.
- * All integer fields are stored in big endian.
- */
-struct ctf_packet_index {
- uint64_t offset; /* offset of the packet in the file, in bytes */
- uint64_t packet_size; /* packet size, in bits */
- uint64_t content_size; /* content size, in bits */
- uint64_t timestamp_begin;
- uint64_t timestamp_end;
- uint64_t events_discarded;
- uint64_t stream_id; /* ID of the channel */
- /* CTF_INDEX 1.0 limit */
- uint64_t stream_instance_id; /* ID of the channel instance */
- uint64_t packet_seq_num; /* packet sequence number */
-} __attribute__((__packed__));
-
-static inline size_t ctf_packet_index_len(uint32_t major, uint32_t minor)
-{
- if (major == 1) {
- switch (minor) {
- case 0:
- return offsetof(struct ctf_packet_index, stream_id)
- + member_sizeof(struct ctf_packet_index,
- stream_id);
- case 1:
- return offsetof(struct ctf_packet_index, packet_seq_num)
- + member_sizeof(struct ctf_packet_index,
- packet_seq_num);
- default:
- abort();
- }
- }
- abort();
-}
-
-static inline uint32_t lttng_to_index_major(uint32_t lttng_major,
- uint32_t lttng_minor __attribute__((unused)))
-{
- if (lttng_major == 2) {
- return 1;
- }
- abort();
-}
-
-static inline uint32_t lttng_to_index_minor(uint32_t lttng_major,
- uint32_t lttng_minor)
-{
- if (lttng_major == 2) {
- if (lttng_minor < 8) {
- return 0;
- } else {
- return 1;
- }
- }
- abort();
-}
-
-static inline void ctf_packet_index_file_hdr_init(
- struct ctf_packet_index_file_hdr *hdr,
- uint32_t idx_major, uint32_t idx_minor)
-{
- memset(hdr, 0, sizeof(*hdr));
- hdr->magic = htobe32(CTF_INDEX_MAGIC);
- hdr->index_major = htobe32(idx_major);
- hdr->index_minor = htobe32(idx_minor);
- hdr->packet_index_len = htobe32(
- ctf_packet_index_len(idx_major, idx_minor));
-}
-
-#endif /* LTTNG_INDEX_H */