};
/*
- * Always update stream_pos with move_pos and init_pos.
+ * Always update ctf_stream_pos with ctf_move_pos and ctf_init_pos.
*/
-struct stream_pos {
+struct ctf_stream_pos {
+ struct stream_pos parent;
int fd; /* backing file fd. -1 if unset. */
GArray *packet_index; /* contains struct packet_index */
int prot; /* mmap protection */
int dummy; /* dummy position, for length calculation */
};
+static inline
+struct ctf_stream_pos *ctf_pos(struct stream_pos *pos)
+{
+ return container_of(pos, struct ctf_stream_pos, parent);
+}
+
/*
* IMPORTANT: All lengths (len) and offsets (start, end) are expressed in bits,
* *not* in bytes.
void ctf_sequence_end(struct stream_pos *pos,
const struct declaration_sequence *sequence_declaration);
-void move_pos_slow(struct stream_pos *pos, size_t offset);
+void ctf_move_pos_slow(struct ctf_stream_pos *pos, size_t offset);
-void init_pos(struct stream_pos *pos, int fd);
-void fini_pos(struct stream_pos *pos);
+void ctf_init_pos(struct ctf_stream_pos *pos, int fd);
+void ctf_fini_pos(struct ctf_stream_pos *pos);
/*
* move_pos - move position of a relative bit offset
* TODO: allow larger files by updating base too.
*/
static inline
-void move_pos(struct stream_pos *pos, size_t bit_offset)
+void ctf_move_pos(struct ctf_stream_pos *pos, size_t bit_offset)
{
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))) {
- move_pos_slow(pos, bit_offset);
+ ctf_move_pos_slow(pos, bit_offset);
return;
}
}
* TODO: allow larger files by updating base too.
*/
static inline
-void align_pos(struct stream_pos *pos, size_t bit_offset)
+void ctf_align_pos(struct ctf_stream_pos *pos, size_t bit_offset)
{
- move_pos(pos, offset_align(pos->offset, bit_offset));
+ ctf_move_pos(pos, offset_align(pos->offset, bit_offset));
}
static inline
-char *get_pos_addr(struct stream_pos *pos)
+char *ctf_get_pos_addr(struct ctf_stream_pos *pos)
{
/* Only makes sense to get the address after aligning on CHAR_BIT */
assert(!(pos->offset % CHAR_BIT));
}
static inline
-void dummy_pos(struct stream_pos *pos, struct stream_pos *dummy)
+void ctf_dummy_pos(struct ctf_stream_pos *pos, struct ctf_stream_pos *dummy)
{
- memcpy(dummy, pos, sizeof(struct stream_pos));
+ memcpy(dummy, pos, sizeof(struct ctf_stream_pos));
dummy->dummy = 1;
dummy->fd = -1;
}
* Returns 0 for success, negative error otherwise.
*/
static inline
-int pos_packet(struct stream_pos *dummy)
+int ctf_pos_packet(struct ctf_stream_pos *dummy)
{
if (dummy->offset > dummy->packet_size)
return -ENOSPC;
}
static inline
-void pos_pad_packet(struct stream_pos *pos)
+void ctf_pos_pad_packet(struct ctf_stream_pos *pos)
{
- move_pos(pos, pos->packet_size - pos->offset);
+ ctf_move_pos(pos, pos->packet_size - pos->offset);
}
#endif /* _BABELTRACE_CTF_TYPES_H */