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