1.5 Designator classes
pointer-value-setter
Open generic function
Summary
Allows you to set pointer values.
Signature
pointer-value-setter new-value C-typed-pointer #key index => new-value
Arguments
- new-value
- An instance of <object>.
- c-typed-pointer
- An instance of
<C-statically-typed-pointer>. - index
- An instance of
<integer>.
Values
- new-value
- An instance of
<object>.
Library
c-ffi
Module
c-ffi
Description
Allows you to set pointer values. If you supply index, the pointer is treated as a pointer to an array, and the function returns the appropriate element indexed by the correct unit size.
It is an error if C-typed-pointer does not point to a valid address or is a null pointer.