QB_IPCC_VERIFY_DGRAM_MAX_MSG_SIZE(3)                 libqb Programmer's Manual

NAME
       qb_ipcc_verify_dgram_max_msg_size - Test kernel dgram socket buffers to
       verify the largest size up to the max_msg_size value a single msg can
       be.


SYNOPSIS
       #include <qb/qbipcc.h>

       int32_t qb_ipcc_verify_dgram_max_msg_size(
           size_t  max_msg_size
       );

PARAMS
       max_msg_size biggest msg size.

DESCRIPTION
       Rounds down to the nearest 1k.

RETURN VALUE
       -1 if max size can not be detected, positive value representing the
       largest single msg up to max_msg_size that can successfully be sent
       over a unix dgram socket.

SEE ALSO
       qb_ipcc_send(3), qb_ipcc_sendv_recv(3), qb_ipcc_recv(3),
       qb_ipcc_event_recv(3), qb_ipcc_fc_enable_max_set(3),
       qb_ipcc_is_connected(3), qb_ipcc_auth_get(3), qb_ipcc_sendv(3),
       qb_ipcc_context_set(3), qb_ipcc_context_get(3),
       qb_ipcc_get_buffer_size(3), qb_ipcc_connect(3), qb_ipcc_disconnect(3),
       qb_ipcc_fd_get(3)

COPYRIGHT
       Copyright (C) 2010-2020 Red Hat, Inc.

LIBQB                             2021-03-03
                                          QB_IPCC_VERIFY_DGRAM_MAX_MSG_SIZE(3)