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man pages section 9: DDI and DKI Properties and Data Structures |
- STREAMS data structure for the M_IOCDATA message type
#include <sys/stream.h>
Architecture independent level 1 (DDI/DKI)
The data structure copyresp is used with the M_IOCDATA message type.
int cp_cmd; /* ioctl command (from ioc_cmd) */ cred_t *cp_cr; /* full credentials */ uint_t cp_id; /* ioctl id (from ioc_id) */ uint_t cp_flag; /* ioctl flags */ mblk_t *cp_private; /* private state information */ caddr_t cp_rval; /* status of request: 0 -> success; /* non-zero -> failure */