NAME

iovec - data storage structure for I/O using uio

SYNOPSIS

#include <sys/uio.h>

INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI).

DESCRIPTION

An iovec structure describes a data storage area for transfer in a uio (9S)structure. Conceptually, it may be thought of as a base address and length specification.

STRUCTURE MEMBERS

caddr_t

iov_base;

/* base address of the data storage area * /

                     /* represented by the iovec structure * /
int      iov_len;    /* size of the data storage area in bytes * /

SEE ALSO

uio (9S)

Writing Device Drivers