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NAME
       FFI -- Foreign Function Interface

LIBRARY
       libffi, -lffi

SYNOPSIS
       #include	<ffi.h>

       ffi_status
       ffi_prep_cif(ffi_cif *cif,	ffi_abi	abi,	   unsigned int	nargs,
	   ffi_type *rtype, ffi_type **atypes);

       void
       ffi_prep_cif_var(ffi_cif	*cif,  ffi_abi abi,   unsigned int nfixedargs,
	   unsigned int	ntotalargs, ffi_type *rtype, ffi_type **atypes);

       void
       ffi_call(ffi_cif	*cif, void (*fn)(void),	void *rvalue, void **avalue);

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.

SEE ALSO
       ffi_prep_cif(3),	ffi_prep_cif_var(3), ffi_call(3)

			       February	15, 2008			FFI(3)

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<https://man.freebsd.org/cgi/man.cgi?query=ffi&sektion=3&manpath=FreeBSD+Ports+14.3.quarterly>

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