| .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 | |