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0f2d19dd JB |
1 | /* classes: h_files */ |
2 | ||
b29058ff DH |
3 | #ifndef SCM_UNIF_H |
4 | #define SCM_UNIF_H | |
5 | ||
21959222 | 6 | /* Copyright (C) 1995,1996,1997,1999,2000,2001, 2004 Free Software Foundation, Inc. |
b29058ff | 7 | * |
73be1d9e MV |
8 | * This library is free software; you can redistribute it and/or |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License as published by the Free Software Foundation; either | |
11 | * version 2.1 of the License, or (at your option) any later version. | |
b29058ff | 12 | * |
73be1d9e | 13 | * This library is distributed in the hope that it will be useful, |
0f2d19dd | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
73be1d9e MV |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | * Lesser General Public License for more details. | |
b29058ff | 17 | * |
73be1d9e MV |
18 | * You should have received a copy of the GNU Lesser General Public |
19 | * License along with this library; if not, write to the Free Software | |
92205699 | 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
73be1d9e | 21 | */ |
d3a6bc94 | 22 | |
0f2d19dd JB |
23 | \f |
24 | ||
b4309c3c | 25 | #include "libguile/__scm.h" |
9598a406 | 26 | #include "libguile/print.h" |
0f2d19dd JB |
27 | |
28 | \f | |
1d7bdb25 | 29 | |
20930f28 MV |
30 | /* This file contains the definitions for arrays and bit vectors. |
31 | Uniform numeric vectors are now in srfi-4.c. | |
32 | */ | |
33 | ||
34 | ||
35 | /** Arrays */ | |
36 | ||
4cf8074f MV |
37 | typedef struct scm_t_array_dim |
38 | { | |
39 | ssize_t lbnd; | |
40 | ssize_t ubnd; | |
41 | ssize_t inc; | |
42 | } scm_t_array_dim; | |
1d7bdb25 | 43 | |
33b001fd | 44 | SCM_API SCM scm_array_p (SCM v, SCM prot); |
f301dbf3 MV |
45 | SCM_API SCM scm_typed_array_p (SCM v, SCM type); |
46 | SCM_API SCM scm_make_array (SCM fill, SCM bounds); | |
47 | SCM_API SCM scm_make_typed_array (SCM type, SCM fill, SCM bounds); | |
33b001fd | 48 | SCM_API SCM scm_array_rank (SCM ra); |
04b87de5 | 49 | SCM_API size_t scm_c_array_rank (SCM ra); |
33b001fd MV |
50 | SCM_API SCM scm_array_dimensions (SCM ra); |
51 | SCM_API SCM scm_shared_array_root (SCM ra); | |
52 | SCM_API SCM scm_shared_array_offset (SCM ra); | |
53 | SCM_API SCM scm_shared_array_increments (SCM ra); | |
33b001fd MV |
54 | SCM_API SCM scm_make_shared_array (SCM oldra, SCM mapfunc, SCM dims); |
55 | SCM_API SCM scm_transpose_array (SCM ra, SCM args); | |
56 | SCM_API SCM scm_enclose_array (SCM ra, SCM axes); | |
57 | SCM_API SCM scm_array_in_bounds_p (SCM v, SCM args); | |
e0e49670 | 58 | SCM_API SCM scm_array_ref (SCM v, SCM args); |
33b001fd MV |
59 | SCM_API SCM scm_array_set_x (SCM v, SCM obj, SCM args); |
60 | SCM_API SCM scm_array_contents (SCM ra, SCM strict); | |
02339e5b MV |
61 | SCM_API SCM scm_uniform_array_read_x (SCM ra, SCM port_or_fd, |
62 | SCM start, SCM end); | |
63 | SCM_API SCM scm_uniform_array_write (SCM v, SCM port_or_fd, | |
64 | SCM start, SCM end); | |
20930f28 | 65 | SCM_API SCM scm_array_to_list (SCM v); |
f301dbf3 MV |
66 | SCM_API SCM scm_list_to_array (SCM ndim, SCM lst); |
67 | SCM_API SCM scm_list_to_typed_array (SCM type, SCM ndim, SCM lst); | |
68 | SCM_API SCM scm_array_type (SCM ra); | |
69 | ||
70 | SCM_API int scm_is_array (SCM obj); | |
71 | SCM_API int scm_is_typed_array (SCM obj, SCM type); | |
20930f28 | 72 | |
0cd6cb2f | 73 | SCM_API SCM scm_ra2contig (SCM ra, int copy); |
20930f28 | 74 | |
9598a406 MV |
75 | struct scm_t_array_handle; |
76 | ||
77 | typedef SCM (*scm_i_t_array_ref) (struct scm_t_array_handle *, ssize_t); | |
78 | typedef void (*scm_i_t_array_set) (struct scm_t_array_handle *, ssize_t, SCM); | |
79 | ||
80 | typedef struct scm_t_array_handle { | |
6e708ef2 MV |
81 | SCM array; |
82 | size_t base; | |
83 | scm_t_array_dim *dims; | |
84 | scm_t_array_dim dim0; | |
9598a406 MV |
85 | scm_i_t_array_ref ref; |
86 | scm_i_t_array_set set; | |
87 | const void *elements; | |
88 | void *writable_elements; | |
6e708ef2 MV |
89 | } scm_t_array_handle; |
90 | ||
91 | SCM_API void scm_array_get_handle (SCM array, scm_t_array_handle *h); | |
92 | SCM_API size_t scm_array_handle_rank (scm_t_array_handle *h); | |
93 | SCM_API scm_t_array_dim *scm_array_handle_dims (scm_t_array_handle *h); | |
0cd6cb2f | 94 | SCM_API ssize_t scm_array_handle_pos (scm_t_array_handle *h, SCM indices); |
6e708ef2 MV |
95 | SCM_API const SCM *scm_array_handle_elements (scm_t_array_handle *h); |
96 | SCM_API SCM *scm_array_handle_writable_elements (scm_t_array_handle *h); | |
cdd6e0a8 | 97 | SCM_API void scm_array_handle_release (scm_t_array_handle *h); |
6e708ef2 | 98 | |
9598a406 MV |
99 | /* See inline.h for scm_array_handle_ref and scm_array_handle_set */ |
100 | ||
20930f28 MV |
101 | \f |
102 | /** Bit vectors */ | |
103 | ||
104 | SCM_API SCM scm_bitvector_p (SCM vec); | |
105 | SCM_API SCM scm_bitvector (SCM bits); | |
106 | SCM_API SCM scm_make_bitvector (SCM len, SCM fill); | |
107 | SCM_API SCM scm_bitvector_length (SCM vec); | |
108 | SCM_API SCM scm_bitvector_ref (SCM vec, SCM idx); | |
109 | SCM_API SCM scm_bitvector_set_x (SCM vec, SCM idx, SCM val); | |
110 | SCM_API SCM scm_list_to_bitvector (SCM list); | |
111 | SCM_API SCM scm_bitvector_to_list (SCM vec); | |
112 | SCM_API SCM scm_bitvector_fill_x (SCM vec, SCM val); | |
113 | ||
33b001fd MV |
114 | SCM_API SCM scm_bit_count (SCM item, SCM seq); |
115 | SCM_API SCM scm_bit_position (SCM item, SCM v, SCM k); | |
116 | SCM_API SCM scm_bit_set_star_x (SCM v, SCM kv, SCM obj); | |
117 | SCM_API SCM scm_bit_count_star (SCM v, SCM kv, SCM obj); | |
118 | SCM_API SCM scm_bit_invert_x (SCM v); | |
0cd6cb2f | 119 | SCM_API SCM scm_istr2bve (SCM str); |
21959222 | 120 | |
20930f28 MV |
121 | SCM_API int scm_is_bitvector (SCM obj); |
122 | SCM_API SCM scm_c_make_bitvector (size_t len, SCM fill); | |
123 | SCM_API size_t scm_c_bitvector_length (SCM vec); | |
124 | SCM_API SCM scm_c_bitvector_ref (SCM vec, size_t idx); | |
125 | SCM_API void scm_c_bitvector_set_x (SCM vec, size_t idx, SCM val); | |
f0b91039 MV |
126 | SCM_API const scm_t_uint32 *scm_array_handle_bit_elements (scm_t_array_handle *h); |
127 | SCM_API scm_t_uint32 *scm_array_handle_bit_writable_elements (scm_t_array_handle *h); | |
128 | SCM_API size_t scm_array_handle_bit_elements_offset (scm_t_array_handle *h); | |
129 | SCM_API const scm_t_uint32 *scm_bitvector_elements (SCM vec, | |
130 | scm_t_array_handle *h, | |
cdd6e0a8 | 131 | size_t *offp, |
f0b91039 MV |
132 | size_t *lenp, |
133 | ssize_t *incp); | |
134 | SCM_API scm_t_uint32 *scm_bitvector_writable_elements (SCM vec, | |
135 | scm_t_array_handle *h, | |
cdd6e0a8 | 136 | size_t *offp, |
f0b91039 MV |
137 | size_t *lenp, |
138 | ssize_t *incp); | |
bfad4005 | 139 | |
0cd6cb2f MV |
140 | /* internal. */ |
141 | ||
04b87de5 MV |
142 | typedef struct scm_i_t_array |
143 | { | |
144 | SCM v; /* the contents of the array, e.g., a vector or uniform vector. */ | |
145 | unsigned long base; | |
146 | } scm_i_t_array; | |
147 | ||
148 | SCM_API scm_t_bits scm_i_tc16_array; | |
149 | SCM_API scm_t_bits scm_i_tc16_enclosed_array; | |
150 | ||
151 | #define SCM_I_ARRAY_FLAG_CONTIGUOUS (1 << 16) | |
152 | ||
153 | #define SCM_I_ARRAYP(a) SCM_TYP16_PREDICATE (scm_i_tc16_array, a) | |
154 | #define SCM_I_ENCLOSED_ARRAYP(a) \ | |
155 | SCM_TYP16_PREDICATE (scm_i_tc16_enclosed_array, a) | |
156 | #define SCM_I_ARRAY_NDIM(x) ((size_t) (SCM_CELL_WORD_0 (x) >> 17)) | |
157 | #define SCM_I_ARRAY_CONTP(x) (SCM_CELL_WORD_0(x) & SCM_I_ARRAY_FLAG_CONTIGUOUS) | |
158 | ||
159 | #define SCM_I_ARRAY_MEM(a) ((scm_i_t_array *) SCM_CELL_WORD_1 (a)) | |
160 | #define SCM_I_ARRAY_V(a) (SCM_I_ARRAY_MEM (a)->v) | |
161 | #define SCM_I_ARRAY_BASE(a) (SCM_I_ARRAY_MEM (a)->base) | |
162 | #define SCM_I_ARRAY_DIMS(a) \ | |
163 | ((scm_t_array_dim *)((char *) SCM_I_ARRAY_MEM (a) + sizeof (scm_i_t_array))) | |
164 | ||
0cd6cb2f MV |
165 | SCM_API SCM scm_i_make_ra (int ndim, int enclosed); |
166 | SCM_API SCM scm_i_cvref (SCM v, size_t p, int enclosed); | |
167 | SCM_API SCM scm_i_read_array (SCM port, int c); | |
168 | ||
21959222 MV |
169 | /* deprecated. */ |
170 | ||
6e708ef2 MV |
171 | #if SCM_ENABLE_DEPRECATED |
172 | ||
21959222 | 173 | SCM_API SCM scm_make_uve (long k, SCM prot); |
6e708ef2 MV |
174 | SCM_API SCM scm_array_prototype (SCM ra); |
175 | SCM_API SCM scm_list_to_uniform_array (SCM ndim, SCM prot, SCM lst); | |
176 | SCM_API SCM scm_dimensions_to_uniform_array (SCM dims, SCM prot, SCM fill); | |
21959222 | 177 | SCM_API SCM scm_make_ra (int ndim); |
0cd6cb2f | 178 | SCM_API SCM scm_shap2ra (SCM args, const char *what); |
21959222 | 179 | SCM_API SCM scm_cvref (SCM v, unsigned long pos, SCM last); |
0cd6cb2f | 180 | SCM_API void scm_ra_set_contp (SCM ra); |
02339e5b | 181 | SCM_API long scm_aind (SCM ra, SCM args, const char *what); |
0cd6cb2f | 182 | SCM_API int scm_raprin1 (SCM exp, SCM port, scm_print_state *pstate); |
04b87de5 | 183 | |
0cd6cb2f | 184 | #endif |
20930f28 | 185 | |
33b001fd | 186 | SCM_API void scm_init_unif (void); |
0f2d19dd | 187 | |
b29058ff | 188 | #endif /* SCM_UNIF_H */ |
89e00824 ML |
189 | |
190 | /* | |
191 | Local Variables: | |
192 | c-file-style: "gnu" | |
193 | End: | |
194 | */ |