iocblk(9S) Data Structures for Drivers iocblk(9S) NAME iocblk - STREAMS data structure for the M_IOCTL message type SYNOPSIS #include <sys/stream.h> INTERFACE LEVEL Architecture independent level 1 (DDI/DKI). DESCRIPTION The iocblk data structure is used for passing M_IOCTL messages. STRUCTURE MEMBERS int ioc_cmd; /* ioctl command type */ cred_t *ioc_cr; /* full credentials */ uint_t ioc_id; /* ioctl id */ uint_t ioc_flag; /* ioctl flags */ uint_t ioc_count; /* count of bytes in data field */ int ioc_rval; /* return value */ int ioc_error; /* error code */ SEE ALSO STREAMS Programming Guide SunOS 5.10 13 Nov 1996 iocblk(9S)[top]
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