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1 | /* classes: h_files */ |
2 | ||
3 | #ifndef SCM_ARRAY_HANDLE_H | |
4 | #define SCM_ARRAY_HANDLE_H | |
5 | ||
6 | /* Copyright (C) 1995,1996,1997,1999,2000,2001, 2004, 2006, 2008, 2009 Free Software Foundation, Inc. | |
7 | * | |
8 | * This library is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public License | |
10 | * as published by the Free Software Foundation; either version 3 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This library is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * Lesser General Public License for more details. | |
17 | * | |
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 | |
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
21 | * 02110-1301 USA | |
22 | */ | |
23 | ||
24 | \f | |
25 | ||
26 | #include "libguile/__scm.h" | |
27 | ||
28 | \f | |
29 | ||
30 | typedef struct scm_t_array_dim | |
31 | { | |
32 | ssize_t lbnd; | |
33 | ssize_t ubnd; | |
34 | ssize_t inc; | |
35 | } scm_t_array_dim; | |
36 | ||
37 | struct scm_t_array_handle; | |
38 | ||
39 | typedef SCM (*scm_i_t_array_ref) (struct scm_t_array_handle *, ssize_t); | |
40 | typedef void (*scm_i_t_array_set) (struct scm_t_array_handle *, ssize_t, SCM); | |
41 | ||
42 | typedef struct scm_t_array_handle { | |
43 | SCM array; | |
44 | size_t base; | |
45 | scm_t_array_dim *dims; | |
46 | scm_t_array_dim dim0; | |
47 | scm_i_t_array_ref ref; | |
48 | scm_i_t_array_set set; | |
49 | const void *elements; | |
50 | void *writable_elements; | |
51 | } scm_t_array_handle; | |
52 | ||
53 | SCM_API void scm_array_get_handle (SCM array, scm_t_array_handle *h); | |
54 | SCM_API size_t scm_array_handle_rank (scm_t_array_handle *h); | |
55 | SCM_API scm_t_array_dim *scm_array_handle_dims (scm_t_array_handle *h); | |
56 | SCM_API ssize_t scm_array_handle_pos (scm_t_array_handle *h, SCM indices); | |
57 | SCM_API const SCM *scm_array_handle_elements (scm_t_array_handle *h); | |
58 | SCM_API SCM *scm_array_handle_writable_elements (scm_t_array_handle *h); | |
59 | SCM_API void scm_array_handle_release (scm_t_array_handle *h); | |
60 | ||
61 | /* See inline.h for scm_array_handle_ref and scm_array_handle_set */ | |
62 | ||
63 | SCM_INTERNAL void scm_init_array_handle (void); | |
64 | ||
65 | ||
66 | #endif /* SCM_ARRAY_HANDLE_H */ | |
67 | ||
68 | /* | |
69 | Local Variables: | |
70 | c-file-style: "gnu" | |
71 | End: | |
72 | */ |