static void callids_2_sdps_timeout(struct timeval const *now)
{
PTHREAD_ASSERT_LOCK(&callids_2_sdps_mutex.mutex);
struct callid_2_sdp *c2s;
while (NULL != (c2s = TAILQ_FIRST(&callids_2_sdps_used))) {
if (likely_(timeval_sub(now, &c2s->last_used) <= CALLID_TIMEOUT * 1000000LL)) break;
SLOG(LOG_DEBUG, "Timeouting callid_2_sdp@%p for callid '%s'", c2s, c2s->call_id);
callid_2_sdp_del(c2s);
}
}
/*!
* Adjust the length prefix of the part by the provided delta to reflect the
* current length of the part, and return the (possibly) adjusted delta.
*
* \param[in,out] part Part
* \param[in,out] delta Delta
* \return Error code
*/
static pb_error_t
adjust_prefix(pb_part_t *part, ptrdiff_t *delta) {
assert(part && part->offset.diff.length);
assert(pb_part_valid(part) && pb_part_aligned(part));
pb_error_t error = PB_ERROR_NONE;
/* Write new length prefix to binary */
uint32_t bytes = pb_part_size(part);
pb_binary_buffer_t buffer = pb_binary_buffer_create();
if (!(error = pb_binary_buffer_write_varint32(&buffer, &bytes))) {
ptrdiff_t adjust = pb_binary_buffer_size(&buffer)
+ part->offset.diff.length;
if (likely_(!adjust)) {
error = pb_binary_write(part->binary,
part->offset.start + part->offset.diff.length, part->offset.start,
pb_binary_buffer_data(&buffer), pb_binary_buffer_size(&buffer));
/* Length of length prefix changed */
} else {
pb_journal_t *journal = pb_binary_journal(part->binary);
assert(journal);
/* Write new length prefix to binary and perform manual alignment */
pb_error_t error = pb_journal_log(journal, part->offset.start
+ part->offset.diff.length, part->offset.start, adjust);
if (!error) {
error = pb_binary_write(part->binary,
part->offset.start + part->offset.diff.length, part->offset.start,
pb_binary_buffer_data(&buffer), pb_binary_buffer_size(&buffer));
if (unlikely_(error)) {
pb_journal_revert(journal); /* LCOV_EXCL_LINE */
/* Update offsets */
} else { /* LCOV_EXCL_LINE */
part->version++;
part->offset.start += adjust;
part->offset.end += adjust;
part->offset.diff.origin -= adjust;
part->offset.diff.tag -= adjust;
part->offset.diff.length -= adjust;
/* Adjust delta for subsequent updates */
*delta += adjust;
}
}
}
}
pb_binary_buffer_destroy(&buffer);
return error;
}
