COPYREQ(9S) Data Structures for Drivers COPYREQ(9S)

NAME

copyreq - STREAMS data structure for the M_COPYIN and the M_COPYOUT
message types

SYNOPSIS

#include <sys/stream.h>

INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI)

DESCRIPTION

The data structure for the M_COPYIN and the M_COPYOUT message types.

STRUCTURE MEMBERS

int cq_cmd; /* ioctl command (from ioc_cmd) */
cred_t *cq_cr; /* full credentials */
uint_t cq_id; /* ioctl id (from ioc_id) */
uint_t cq_flag; /* must be zero */
mblk_t *cq_private; /* private state information */
caddr_t cq_addr; /* address to copy data to/from */
size_t cq_size; /* number of bytes to copy */

SEE ALSO

STREAMS Programming Guide.

illumos July 9, 2018 illumos