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| .Dd February 15, 2008
| .Dt FFI 3
| .Sh NAME
| .Nm FFI
| .Nd Foreign Function Interface
| .Sh LIBRARY
| libffi, -lffi
| .Sh 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
| .Sh 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.
| .Sh SEE ALSO
| .Xr ffi_prep_cif 3 ,
| .Xr ffi_prep_cif_var 3 ,
| .Xr ffi_call 3
|
|
