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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
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