Function decodeTimeoutKey

app/redis-6.2.6/src/timeout.c:105–109

Given a key encoded with encodeTimeoutKey(), resolve the fields and write * the timeout into *toptr and the client pointer into *cptr. */

/* Given a key encoded with encodeTimeoutKey(), resolve the fields and write
 * the timeout into *toptr and the client pointer into *cptr. */
void decodeTimeoutKey(unsigned char *buf, uint64_t *toptr, client **cptr) {
    memcpy(toptr,buf,sizeof(*toptr));
    *toptr = ntohu64(*toptr);
    memcpy(cptr,buf+8,sizeof(*cptr));
}

/* Add the specified client id / timeout as a key in the radix tree we use
 * to handle blocked clients timeouts. The client is not added to the list