ffi_write

NAME

ffi_write() - write a typed scalar into a buffer

SYNOPSIS

void ffi_write( buffer mem, int offset, int type_code, mixed value );

DESCRIPTION

Writes `value` as the scalar type `type_code` (a code from <ffi.h>)
at byte `offset` within `mem`. `value` is an int for integer/pointer
types or a float for FFI_FLOAT/FFI_DOUBLE. Used to fill struct fields
and out-parameters before an ffi_call().

SEE ALSO

ffi_read(3), ffi_struct_layout(3), ffi_alloc(3)