2a711f4b0cPR-URL: https://github.com/nodejs/node/pull/62072 Co-authored-by: Paolo Insogna <paolo@cowtech.it> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Bryan English <bryan@bryanenglish.com>
41 lines
850 B
Groff
41 lines
850 B
Groff
.Dd February 15, 2008
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.Dt FFI 3
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.Sh NAME
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.Nm FFI
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.Nd Foreign Function Interface
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.Sh LIBRARY
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libffi, -lffi
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.Sh SYNOPSIS
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.In ffi.h
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.Ft ffi_status
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.Fo ffi_prep_cif
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.Fa "ffi_cif *cif"
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.Fa "ffi_abi abi"
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.Fa "unsigned int nargs"
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.Fa "ffi_type *rtype"
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.Fa "ffi_type **atypes"
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.Fc
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.Ft void
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.Fo ffi_prep_cif_var
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.Fa "ffi_cif *cif"
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.Fa "ffi_abi abi"
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.Fa "unsigned int nfixedargs"
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.Fa "unsigned int ntotalargs"
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.Fa "ffi_type *rtype"
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.Fa "ffi_type **atypes"
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.Fc
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.Ft void
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.Fo ffi_call
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.Fa "ffi_cif *cif"
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.Fa "void (*fn)(void)"
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.Fa "void *rvalue"
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.Fa "void **avalue"
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.Fc
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.Sh DESCRIPTION
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The foreign function interface provides a mechanism by which a function can
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generate a call to another function at runtime without requiring knowledge of
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the called function's interface at compile time.
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.Sh SEE ALSO
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.Xr ffi_prep_cif 3 ,
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.Xr ffi_prep_cif_var 3 ,
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.Xr ffi_call 3
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