struct packet_index {
off_t offset; /* offset of the packet in the file, in bytes */
- off_t data_offset; /* offset of data within the packet */
+ off_t data_offset; /* offset of data within the packet, in bits */
size_t packet_size; /* packet size, in bits */
size_t content_size; /* content size, in bits */
+ uint64_t timestamp_begin;
+ uint64_t timestamp_end;
};
/*
int ctf_enum_write(struct stream_pos *pos, struct definition *definition);
int ctf_struct_rw(struct stream_pos *pos, struct definition *definition);
int ctf_variant_rw(struct stream_pos *pos, struct definition *definition);
-int ctf_array_rw(struct stream_pos *pos, struct definition *definition);
-int ctf_sequence_rw(struct stream_pos *pos, struct definition *definition);
+int ctf_array_read(struct stream_pos *pos, struct definition *definition);
+int ctf_array_write(struct stream_pos *pos, struct definition *definition);
+int ctf_sequence_read(struct stream_pos *pos, struct definition *definition);
+int ctf_sequence_write(struct stream_pos *pos, struct definition *definition);
void ctf_move_pos_slow(struct ctf_stream_pos *pos, size_t offset, int whence);
return;
if (pos->fd >= 0) {
- if (((pos->prot == PROT_READ)
- && (pos->offset + bit_offset >= pos->content_size))
- || ((pos->prot == PROT_WRITE)
- && (pos->offset + bit_offset >= pos->packet_size))) {
+ /*
+ * PROT_READ ctf_move_pos_slow is called from within
+ * ctf_pos_get_event so end of packet does not change
+ * the packet context on for the last event of the
+ * packet.
+ */
+ if ((pos->prot == PROT_WRITE)
+ && (pos->offset + bit_offset >= pos->packet_size)) {
printf_debug("ctf_move_pos_slow (before call): %zd\n",
pos->offset);
ctf_move_pos_slow(pos, bit_offset, SEEK_CUR);
return 1;
}
+/*
+ * Update the stream position for to the current event. This moves to
+ * the next packet if we are located at the end of the current packet.
+ */
+static inline
+void ctf_pos_get_event(struct ctf_stream_pos *pos)
+{
+ assert(pos->offset <= pos->content_size);
+ if (pos->offset == pos->content_size) {
+ printf_debug("ctf_move_pos_slow (before call): %zd\n",
+ pos->offset);
+ ctf_move_pos_slow(pos, 0, SEEK_CUR);
+ printf_debug("ctf_move_pos_slow (after call): %zd\n",
+ pos->offset);
+ }
+}
+
#endif /* _BABELTRACE_CTF_TYPES_H */