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1 | /* -*-c-*- |
2 | * |
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3 | * $Id: arena.h,v 1.2 2004/04/08 01:36:15 mdw Exp $ |
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4 | * |
5 | * Abstraction for memory allocation arenas |
6 | * |
7 | * (c) 2000 Straylight/Edgeware |
8 | */ |
9 | |
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10 | /*----- Licensing notice --------------------------------------------------* |
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11 | * |
12 | * This file is part of Catacomb. |
13 | * |
14 | * Catacomb is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU Library General Public License as |
16 | * published by the Free Software Foundation; either version 2 of the |
17 | * License, or (at your option) any later version. |
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18 | * |
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19 | * Catacomb is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | * GNU Library General Public License for more details. |
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23 | * |
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24 | * You should have received a copy of the GNU Library General Public |
25 | * License along with Catacomb; if not, write to the Free |
26 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
27 | * MA 02111-1307, USA. |
28 | */ |
29 | |
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30 | #ifndef CATACOMB_ARENA_H |
31 | #define CATACOMB_ARENA_H |
32 | |
33 | #ifdef __cplusplus |
34 | extern "C" { |
35 | #endif |
36 | |
37 | /*----- Header files ------------------------------------------------------*/ |
38 | |
39 | #include <mLib/arena.h> |
40 | #include <mLib/sub.h> |
41 | |
42 | /*----- Global variables --------------------------------------------------*/ |
43 | |
44 | extern arena *arena_secure; |
45 | extern subarena *arena_subsecure; |
46 | |
47 | /*----- Handy macros ------------------------------------------------------*/ |
48 | |
49 | #define S_ALLOC(sz) A_ALLOC(arena_secure, sz) |
50 | #define S_FREE(sz) A_FREE(arena_secure, sz) |
51 | |
52 | #define XS_ALLOC(sz) x_alloc(arena_secure, sz) |
53 | #define XS_REALLOC(p, sz) x_realloc(arena_secure, p, sz) |
54 | #define XS_FREE(p) x_free(arena_secure, p) |
55 | |
56 | #define S_CREATE(type) A_CREATE(arena_subsecure, type) |
57 | #define S_DESTROY(p) A_DESTROY(arena_subsecure, p) |
58 | |
59 | /*----- Functions provided ------------------------------------------------*/ |
60 | |
61 | /* --- @arena_setsecure@ --- * |
62 | * |
63 | * Arguments: @arena *a@ = arena to use for secure allocation |
64 | * |
65 | * Returns: --- |
66 | * |
67 | * Use: Call at the beginning of the program to set the arena for |
68 | * secure allocations. |
69 | */ |
70 | |
71 | extern void arena_setsecure(arena */*a*/); |
72 | |
73 | /*----- That's all, folks -------------------------------------------------*/ |
74 | |
75 | #ifdef __cplusplus |
76 | } |
77 | #endif |
78 | |
79 | #endif |