MEMCACHED_RETURN_T(3)

NAME
memcached_return_t - Return type values

SYNOPSIS

    #include <libmemcached/memcached.h>
        Compile and link with -lmemcached

    bool memcached_success(memcached_return_t rc)

    bool memcached_continue(memcached_return_t rc)

    bool memcached_failed(memcached_return_t rc)

    bool memcached_fatal(memcached_return_t rc)

    typedef enum memcached_return_t memcached_return_t

    enum memcached_return_t

        enumerator MEMCACHED_AUTH_CONTINUE
            Authentication has been paused.

        enumerator MEMCACHED_AUTH_FAILURE
            The credentials provided are not valid for this server.

        enumerator MEMCACHED_AUTH_PROBLEM
            An unknown issue has occurred during authentication.

        enumerator MEMCACHED_BAD_KEY_PROVIDED
            The key provided is not a valid key.

        enumerator MEMCACHED_BUFFERED
            The request has been buffered.

        enumerator MEMCACHED_CLIENT_ERROR
            An unknown client error has occurred internally.

        enumerator MEMCACHED_CONNECTION_BIND_FAILURE
            Deprecated since version <0.30.

            We were not able to bind() to the socket.

        enumerator MEMCACHED_CONNECTION_FAILURE
            A unknown error has occurred while trying to connect to a server.

        enumerator MEMCACHED_CONNECTION_SOCKET_CREATE_FAILURE
            Deprecated since version <0.30.

            An error has occurred while trying to connect to a server. It is likely that either the number of file descriptors need to be increased or you are out of memory.

        enumerator MEMCACHED_DATA_DOES_NOT_EXIST
            The data requested with the key given was not found.

        enumerator MEMCACHED_DATA_EXISTS
            The data requested with the key given was not found.

        enumerator MEMCACHED_DELETED
            The object requested by the key has been deleted.

        enumerator MEMCACHED_DEPRECATED
            The method that was requested has been deprecated.

        enumerator MEMCACHED_E2BIG
            Item is too large for the server to store.

        enumerator MEMCACHED_END
            The server has completed returning all of the objects requested.

        enumerator MEMCACHED_ERRNO
            An error has occurred in the driver which has set errno.

        enumerator MEMCACHED_FAIL_UNIX_SOCKET
            A connection was not established with the server via a unix domain socket.

        enumerator MEMCACHED_FAILURE
            Deprecated since version <0.30.

            A unknown failure has occurred in the server.

        enumerator MEMCACHED_FETCH_NOTFINISHED
            A request has been made, but the server has not finished the fetch of the last request.

        enumerator MEMCACHED_HOST_LOOKUP_FAILURE
            A DNS failure has occurred.

        enumerator MEMCACHED_INVALID_ARGUMENTS
            The arguments supplied to the given function were not valid.

        enumerator MEMCACHED_INVALID_HOST_PROTOCOL
            The server you are connecting too has an invalid protocol. Most likely you are connecting to an older server that does not speak the binary protocol.

        enumerator MEMCACHED_ITEM
            An item has been fetched (this is an internal error only).

        enumerator MEMCACHED_KEY_TOO_BIG
            The key that has been provided is too large for the given server.

        enumerator MEMCACHED_MAXIMUM_RETURN
            This in an internal only state.

        enumerator MEMCACHED_MEMORY_ALLOCATION_FAILURE
            An error has occurred while trying to allocate memory.

        enumerator MEMCACHED_NO_KEY_PROVIDED
            Deprecated since version <0.30: Use MEMCACHED_BAD_KEY_PROVIDED instead.

            No key was provided.

        enumerator MEMCACHED_NO_SERVERS
            No servers have been added to the memcached_st object.

        enumerator MEMCACHED_NOTFOUND
            The object requested was not found.

        enumerator MEMCACHED_NOTSTORED
            The request to store an object failed.

        enumerator MEMCACHED_NOT_SUPPORTED
            The given method is not supported in the server.

        enumerator MEMCACHED_PARSE_ERROR
            An error has occurred while trying to parse the configuration string. You should use memparse to determine what the error was.

        enumerator MEMCACHED_PARSE_USER_ERROR
            An error has occurred in parsing the configuration string.

        enumerator MEMCACHED_PARTIAL_READ
            The read was only partially successful.

        enumerator MEMCACHED_PROTOCOL_ERROR
            An unknown error has occurred in the protocol.

        enumerator MEMCACHED_READ_FAILURE
            A read failure has occurred.

        enumerator MEMCACHED_SERVER_ERROR
            An unknown error has occurred in the server.

        enumerator MEMCACHED_SERVER_MARKED_DEAD
            The requested server has been marked dead.

        enumerator MEMCACHED_SOME_ERRORS
            A multi request has been made, and some undetermined number of errors have occurred.

        enumerator MEMCACHED_STAT
            A "stat" command has been returned in the protocol.

        enumerator MEMCACHED_STORED
            The requested object has been successfully stored on the server.

        enumerator MEMCACHED_SUCCESS
            The request was successfully executed.

        enumerator MEMCACHED_TIMEOUT
            Operation has timed out.

        enumerator MEMCACHED_UNKNOWN_READ_FAILURE
            An unknown read failure only occurs when either there is a bug in the server, or in rare cases where an ethernet nic is reporting dubious information.

        enumerator MEMCACHED_UNKNOWN_STAT_KEY
            The server you are communicating with has a stat key which has not be defined in the protocol.

        enumerator MEMCACHED_VALUE
            A value has been returned from the server (this is an internal condition only).

        enumerator MEMCACHED_WRITE_FAILURE
            An error has occurred while trying to write to a server.

SEE ALSO

memcached(1) <https://linux.die.net/man/1/memcached> libmemcached(3) <https://linux.die.net/man/3/libmemcached> memcached_strerror(3) <https://linux.die.net/man/3/memcached_strerror>