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suswintr.9freebsd

BSD mandoc

NAME

store subyte susword suswintr suword - store data to user-space

SYNOPSIS

In sys/types.h In sys/time.h In sys/systm.h In sys/resourcevar.h Ft int Fn subyte void *base int byte Ft int Fn susword void *base int word Ft int Fn suswintr void *base int word Ft int Fn suword void *base long word

DESCRIPTION

The functions are designed to copy small amounts of data to user-space.

The routines provide the following functionality:

Fn subyte

Stores a byte of data to the user-space address base

Fn susword

Stores a short word of data to the user-space address base

Fn suswintr

Stores a short word of data to the user-space address base This function is safe to call during an interrupt context.

Fn suword

Stores a word of data to the user-space address base

RETURN VALUES

The functions return 0 on success or -1 on failure.

SEE ALSO

copy(9), fetch(9)