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4b8ce7c752
* libguile/foreign-object.c: * libguile/foreign-object.h (scm_make_foreign_object_1) (scm_make_foreign_object_2, scm_make_foreign_object_3) (scm_make_foreign_object_n): Change to take void * arguments, and to add a comment to the header indicating that these are convenience constructors. * libguile/foreign-object.c: * libguile/foreign-object.h (scm_foreign_object_unsigned_ref) (scm_foreign_object_unsigned_set_x): New functions, equivalent to the old scm_foreign_object_ref and scm_foreign_object_set_x. * libguile/foreign-object.c: * libguile/foreign-object.h (scm_foreign_object_signed_ref) (scm_foreign_object_signed_set_x): New functions taking scm_t_signed_bits. * libguile/foreign-object.c: * libguile/foreign-object.h (scm_foreign_object_ref) (scm_foreign_object_set_x): New functions that take void*.
62 lines
2.5 KiB
C
62 lines
2.5 KiB
C
#ifndef SCM_FOREIGN_OBJECT_H
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#define SCM_FOREIGN_OBJECT_H
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/* Copyright (C) 2014 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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#include "libguile/print.h"
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SCM_API SCM scm_make_foreign_object_type (SCM name, SCM slot_names,
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scm_t_struct_finalize finalizer);
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SCM_API void scm_assert_foreign_object_type (SCM type, SCM val);
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/* All objects of a given foreign object type have the same number of
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fields. When constructing a foreign object, you don't have to pass
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initializers for all of the fields; it is always OK to call
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scm_make_foreign_object_0 and initialize the fields by hand with
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scm_foreign_object_set_x or other setters. The initial value of
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fields that haven't been explicitly given a value is 0. */
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SCM_API SCM scm_make_foreign_object_0 (SCM type);
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SCM_API SCM scm_make_foreign_object_1 (SCM type, void *val0);
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SCM_API SCM scm_make_foreign_object_2 (SCM type, void *val0, void *val1);
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SCM_API SCM scm_make_foreign_object_3 (SCM type, void *val0, void *val1,
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void *val2);
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SCM_API SCM scm_make_foreign_object_n (SCM type, size_t n, void *vals[]);
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SCM_API void* scm_foreign_object_ref (SCM obj, size_t n);
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SCM_API void scm_foreign_object_set_x (SCM obj, size_t n, void *val);
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SCM_API scm_t_bits scm_foreign_object_unsigned_ref (SCM obj, size_t n);
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SCM_API void scm_foreign_object_unsigned_set_x (SCM obj, size_t n,
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scm_t_bits val);
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SCM_API scm_t_signed_bits scm_foreign_object_signed_ref (SCM obj, size_t n);
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SCM_API void scm_foreign_object_signed_set_x (SCM obj, size_t n,
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scm_t_signed_bits val);
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SCM_INTERNAL void scm_register_foreign_object (void);
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#endif /* SCM_FOREIGN_OBJECT_H */
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