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b67cb286 | 1 | /* Copyright (C) 2001, 2009 Free Software Foundation, Inc. |
53befeb7 | 2 | * |
560b9c25 | 3 | * This library is free software; you can redistribute it and/or |
53befeb7 NJ |
4 | * modify it under the terms of the GNU Lesser General Public License |
5 | * as published by the Free Software Foundation; either version 3 of | |
6 | * the License, or (at your option) any later version. | |
8f5cfc81 | 7 | * |
53befeb7 NJ |
8 | * This library is distributed in the hope that it will be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
560b9c25 AW |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
11 | * Lesser General Public License for more details. | |
8f5cfc81 | 12 | * |
560b9c25 AW |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the Free Software | |
53befeb7 NJ |
15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
16 | * 02110-1301 USA | |
560b9c25 | 17 | */ |
8f5cfc81 KN |
18 | |
19 | #ifndef _SCM_OBJCODES_H_ | |
20 | #define _SCM_OBJCODES_H_ | |
21 | ||
22 | #include <libguile.h> | |
8f5cfc81 | 23 | |
53e28ed9 | 24 | /* objcode data should be directly mappable to this C structure. */ |
8f5cfc81 | 25 | struct scm_objcode { |
53e28ed9 | 26 | scm_t_uint32 len; /* the maximum index of base[] */ |
9aeaabdc AW |
27 | scm_t_uint32 metalen; /* well, i lie. this many bytes at the end of |
28 | base[] for metadata */ | |
53e28ed9 | 29 | scm_t_uint8 base[0]; |
8f5cfc81 KN |
30 | }; |
31 | ||
53e28ed9 AW |
32 | #define SCM_F_OBJCODE_IS_MMAP (1<<0) |
33 | #define SCM_F_OBJCODE_IS_U8VECTOR (1<<1) | |
34 | #define SCM_F_OBJCODE_IS_SLICE (1<<2) | |
35 | ||
560b9c25 | 36 | SCM_API scm_t_bits scm_tc16_objcode; |
8f5cfc81 KN |
37 | |
38 | #define SCM_OBJCODE_P(x) (SCM_SMOB_PREDICATE (scm_tc16_objcode, x)) | |
39 | #define SCM_OBJCODE_DATA(x) ((struct scm_objcode *) SCM_SMOB_DATA (x)) | |
40 | #define SCM_VALIDATE_OBJCODE(p,x) SCM_MAKE_VALIDATE (p, x, OBJCODE_P) | |
41 | ||
53e28ed9 | 42 | #define SCM_OBJCODE_LEN(x) (SCM_OBJCODE_DATA (x)->len) |
9aeaabdc AW |
43 | #define SCM_OBJCODE_META_LEN(x) (SCM_OBJCODE_DATA (x)->metalen) |
44 | #define SCM_OBJCODE_TOTAL_LEN(x) (SCM_OBJCODE_LEN (x) + SCM_OBJCODE_META_LEN (x)) | |
8f5cfc81 | 45 | #define SCM_OBJCODE_BASE(x) (SCM_OBJCODE_DATA (x)->base) |
8f5cfc81 | 46 | |
53e28ed9 AW |
47 | #define SCM_OBJCODE_IS_MMAP(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_MMAP) |
48 | #define SCM_OBJCODE_IS_U8VECTOR(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_U8VECTOR) | |
49 | #define SCM_OBJCODE_IS_SLICE(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_SLICE) | |
50 | ||
b67cb286 | 51 | SCM scm_c_make_objcode_slice (SCM parent, const scm_t_uint8 *ptr); |
560b9c25 AW |
52 | SCM_API SCM scm_load_objcode (SCM file); |
53 | SCM_API SCM scm_objcode_p (SCM obj); | |
54 | SCM_API SCM scm_objcode_meta (SCM objcode); | |
55 | SCM_API SCM scm_bytecode_to_objcode (SCM bytecode); | |
56 | SCM_API SCM scm_objcode_to_bytecode (SCM objcode); | |
57 | SCM_API SCM scm_write_objcode (SCM objcode, SCM port); | |
07e56b27 | 58 | |
560b9c25 AW |
59 | SCM_INTERNAL void scm_bootstrap_objcodes (void); |
60 | SCM_INTERNAL void scm_init_objcodes (void); | |
8f5cfc81 KN |
61 | |
62 | #endif /* _SCM_OBJCODES_H_ */ | |
63 | ||
64 | /* | |
65 | Local Variables: | |
66 | c-file-style: "gnu" | |
67 | End: | |
68 | */ |