FFI(3) Foreign Function Interface

LIBRARY

libffi, -lffi

SYNOPSIS

In ffi.h Ft ffi_status Fo ffi_prep_cif Fa ffi_cif *cif Fa ffi_abi abi Fa unsigned int nargs Fa ffi_type *rtype Fa ffi_type **atypes Fc Ft void Fo ffi_prep_cif_var Fa ffi_cif *cif Fa ffi_abi abi Fa unsigned int nfixedargs Fa unsigned int ntotalargs Fa ffi_type *rtype Fa ffi_type **atypes Fc Ft void Fo ffi_call Fa ffi_cif *cif Fa void (*fn)(void) Fa void *rvalue Fa void **avalue Fc

DESCRIPTION

The foreign function interface provides a mechanism by which a function can generate a call to another function at runtime without requiring knowledge of the called function's interface at compile time.