This function allows to know if there was a read error in any past * operation, since the rio stream was created or since the last call * to rioClea

Modify an sds string in-place to make it empty (zero length). * However all the existing buffer is not discarded but set as free space * so that nex

Common case for genericSetKey() where the TTL is not retained. */

Wrapper for streamGenericParseIDOrReply() with 'strict' argument set to * 1, to be used when we want to return an error if the special IDs + or - *

Glob-style pattern matching. */

Gets the user supplied value.

If a string is ":deleted:", the special value for deleted hash fields is * returned; otherwise the input string is returned. */

Compute the sha1 of string at 's' with 'len' bytes long. * The SHA1 is then xored against the string pointed by digest. * Since xor is commutative,

Delete a range of entries from the ziplist. */

Return pointer to previous entry in ziplist. */

Set key to value, creating the key if it does not already exist. * If 'update' is not NULL, *update is set to 1 if the key was * already preset, oth

Insert a new node in the skiplist. Assumes the element does not already * exist (up to the caller to enforce that). The skiplist takes ownership * o

Returns true iff the unit test passed (i.e. all test cases passed).

Return 1 if the reply matches the specified string, otherwise log errors * in the server log and return 0. */

sfu: set first unset. */

Checks if the current client pause has elapsed and unpause clients * if it has. Also returns true if clients are now paused and false * otherwise.

Add a node to the nodes hash table */

Set slot status to "importing" or "migrating" */

Delete a key, value, and associated expiration entry if any, from the DB */

Prepare the string object stored at 'key' to be modified destructively * to implement commands like SETBIT or APPEND. * * An object is usually read

You need to call this function to really free the entry after a call * to dictUnlink(). It's safe to call this function with 'he' = NULL. */

dictScan() is used to iterate over the elements of a dictionary. * * Iterating works the following way: * * 1) Initially you call the function usi

Gets the elapsed time, in milliseconds.

Calculate distance using haversin great circle distance formula. */

Get the class of a client, used in order to enforce limits to different * classes of clients. * * The function will return one of the following: *

Get the memory status from the point of view of the maxmemory directive: * if the memory used is under the maxmemory setting then C_OK is returned.

Generate the Redis "Run ID", a SHA1-sized random number that identifies a * given execution of Redis, so that if you are talking with an instance *

Return true if there are active children processes doing RDB saving, * AOF rewriting, or some side process spawned by a loaded module. */

Enlarge the free space at the end of the hisds string so that the caller * is sure that after calling this function can overwrite up to addlen * byt

Returns the errno-style error code of the allocation. */

Add a new node to the list, to head, containing the specified 'value' * pointer as value. * * On error, NULL is returned and no operation is perfor

Return a client by ID, or NULL if the client ID is not in the set * of registered clients. Note that "fake clients", created with -1 as FD, * are no

This is just a wrapper for lpAppend() to directly use a 64 bit integer * instead of a string. */

This is a wrapper function for lpGet() to directly get an integer value * from the listpack (that may store numbers as a string), converting * the s

Redact a given argument to prevent it from being shown * in the slowlog. This information is stored in the * original_argv array. */

This function should be called when the socket is readable. * It processes all replies that can be read and executes their callbacks. */

Connect to a Redis instance. On error the field error in the returned * context will be set to the return value of the error function. * When no set

----------------------------------------------------------------------------- * Expires API *-------------------------------------------------------

Increment the sds length and decrements the left free space at the * end of the string according to 'incr'. Also set the null term * in the new end