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#ifndef SCM_BITVECTORS_H
#define SCM_BITVECTORS_H
/* Copyright 1995-1997,1999-2001,2004,2006,2008-2009,2014,2018,2020
Free Software Foundation, Inc.
This file is part of Guile.
Guile is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Guile is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Guile. If not, see
<https://www.gnu.org/licenses/>. */
#include "libguile/array-handle.h"
/* Bitvectors. Exciting stuff, maybe!
*/
/** Bit vectors */
SCM_API SCM scm_list_to_bitvector (SCM list);
SCM_API SCM scm_bitvector_to_list (SCM vec);
SCM_API SCM scm_bitvector_copy (SCM vec, SCM start, SCM end);
SCM_API SCM scm_bitvector_position (SCM v, SCM item, SCM start);
SCM_API int scm_is_bitvector (SCM obj);
SCM_API SCM scm_c_make_bitvector (size_t len, SCM fill);
SCM_API size_t scm_c_bitvector_length (SCM vec);
SCM_API size_t scm_c_bitvector_count (SCM v);
SCM_API int scm_c_bitvector_bit_is_set (SCM vec, size_t idx);
SCM_API int scm_c_bitvector_bit_is_clear (SCM vec, size_t idx);
SCM_API void scm_c_bitvector_set_bit_x (SCM vec, size_t idx);
SCM_API void scm_c_bitvector_clear_bit_x (SCM vec, size_t idx);
SCM_API void scm_c_bitvector_set_bits_x (SCM v, SCM bits);
SCM_API void scm_c_bitvector_clear_bits_x (SCM v, SCM bits);
SCM_API void scm_c_bitvector_set_all_bits_x (SCM vec);
SCM_API void scm_c_bitvector_clear_all_bits_x (SCM vec);
SCM_API void scm_c_bitvector_flip_all_bits_x (SCM vec);
SCM_API size_t scm_c_bitvector_count_bits (SCM v, SCM bits);
SCM_API const uint32_t *scm_array_handle_bit_elements (scm_t_array_handle *h);
SCM_API uint32_t *scm_array_handle_bit_writable_elements (scm_t_array_handle *h);
SCM_API size_t scm_array_handle_bit_elements_offset (scm_t_array_handle *h);
SCM_API const uint32_t *scm_bitvector_elements (SCM vec,
scm_t_array_handle *h,
size_t *offp,
size_t *lenp,
ssize_t *incp);
SCM_API uint32_t *scm_bitvector_writable_elements (SCM vec,
scm_t_array_handle *h,
size_t *offp,
size_t *lenp,
ssize_t *incp);
SCM_INTERNAL uint32_t *scm_i_bitvector_bits (SCM vec);
SCM_INTERNAL int scm_i_is_mutable_bitvector (SCM vec);
SCM_INTERNAL int scm_i_print_bitvector (SCM vec, SCM port, scm_print_state *pstate);
SCM_INTERNAL SCM scm_i_bitvector_equal_p (SCM vec1, SCM vec2);
SCM_INTERNAL void scm_init_bitvectors (void);
#endif /* SCM_BITVECTORS_H */
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