int
memcached_tuple_set(struct memcached_connection *con,
const char *kpos, uint32_t klen, uint64_t expire,
const char *vpos, uint32_t vlen, uint64_t cas,
uint32_t flags)
{
(void )con;
uint64_t time = fiber_time64();
uint32_t len = mp_sizeof_array(6) +
mp_sizeof_str (klen) +
mp_sizeof_uint (expire) +
mp_sizeof_uint (time) +
mp_sizeof_str (vlen) +
mp_sizeof_uint (cas) +
mp_sizeof_uint (flags);
char *begin = (char *)box_txn_alloc(len);
if (begin == NULL) {
memcached_error_ENOMEM(len, "tuple");
return -1;
}
char *end = mp_encode_array(begin, 6);
end = mp_encode_str (end, kpos, klen);
end = mp_encode_uint (end, expire);
end = mp_encode_uint (end, time);
end = mp_encode_str (end, vpos, vlen);
end = mp_encode_uint (end, cas);
end = mp_encode_uint (end, flags);
assert(end <= begin + len);
return box_replace(con->cfg->space_id, begin, end, NULL);
}
uint64_t
convert_exptime (uint64_t exptime)
{
if (exptime == 0) return INF_EXPTIME; /* 0 means never expire */
if (exptime <= MAX_EXPTIME)
exptime = fiber_time64() + exptime * 1000000;
else
exptime = exptime * 1000000;
return exptime;
}
static inline int
is_expired (uint64_t exptime, uint64_t time, uint64_t flush)
{
(void )time;
uint64_t curtime = fiber_time64();
/* Expired by TTL or FLUSH */
if (exptime <= curtime || (flush <= curtime && time <= flush))
return 1;
return 0;
}
static
int
mosq_poll_one_ctx(mosq_t *ctx, int revents, size_t timeout, int max_packets)
{
/** XXX
* I'm confused: socket < 0 means MOSQ_ERR_NO_CONN
*/
int rc = MOSQ_ERR_NO_CONN;
int fd = mosquitto_socket(ctx->mosq);
if (fd >= 0) {
/** Wait until event
*/
revents = coio_wait(fd, revents, timeout);
if (revents != 0) {
if (revents & COIO_READ)
rc = mosquitto_loop_read(ctx->mosq, max_packets);
if (revents & COIO_WRITE)
rc = mosquitto_loop_write(ctx->mosq, max_packets);
}
/**
* mosquitto_loop_miss
* This function deals with handling PINGs and checking
* whether messages need to be retried,
* so should be called fairly _frequently_(!).
* */
if (ctx->next_misc_timeout < fiber_time64()) {
rc = mosquitto_loop_misc(ctx->mosq);
ctx->next_misc_timeout = fiber_time64() + 1200;
}
}
return rc;
}
