| [77] | 1 | /* $Id: xmalloc.h 13 2011-04-20 15:41:43Z mmamonski $ */ |
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| 2 | /* |
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| 3 | * PSNC DRMAA 2.0 utilities library |
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| 4 | * Copyright (C) 2012 Poznan Supercomputing and Networking Center |
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| 5 | * |
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| 6 | * This program is free software: you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation, either version 3 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 18 | */ |
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| 19 | |
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| 20 | /** |
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| 21 | * @file xmalloc.h |
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| 22 | * Memory allocation/deallocation routines. |
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| 23 | */ |
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| 24 | |
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| 25 | #ifndef __DRMAA_UTILS__XMALLOC_H |
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| 26 | #define __DRMAA_UTILS__XMALLOC_H |
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| 27 | |
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| 28 | #ifdef HAVE_CONFIG_H |
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| 29 | # include <config.h> |
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| 30 | #endif |
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| 31 | |
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| 32 | #include <drmaa_utils/compat.h> |
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| 33 | |
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| 34 | /** |
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| 35 | * @defgroup xmalloc Memory allocation/deallocation routines. |
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| 36 | */ |
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| 37 | /* @{ */ |
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| 38 | |
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| 39 | |
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| 40 | /** |
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| 41 | * Allocates <code> sizeof(type) </code> bytes. Address of block is stored |
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| 42 | * in @a p. Upon failure FSD_ERRNO_NO_MEMORY is raised and @a p is NULL. |
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| 43 | */ |
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| 44 | #define fsd_malloc( p, type ) \ |
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| 45 | fsd_malloc_( (void**)(void*)&(p), sizeof(type) ) |
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| 46 | |
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| 47 | /** |
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| 48 | * Allocates <code> n * sizeof(type) </code> bytes of memory and stores |
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| 49 | * address in \a p. Allocated block is filled with zeros. Upon failure |
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| 50 | * error FSD_ERRNO_NO_MEMORY is raised. |
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| 51 | * \c NULL is assigned to \a p on error or when <code> n == 0 </code>. |
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| 52 | */ |
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| 53 | #define fsd_calloc( p, n, type ) \ |
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| 54 | fsd_calloc_( (void**)(void*)&(p), (n), sizeof(type) ) |
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| 55 | |
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| 56 | #define fsd_realloc( p, n, type ) \ |
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| 57 | fsd_realloc_( (void**)(void*)&(p), (n)*sizeof(type) ) |
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| 58 | |
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| 59 | /** |
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| 60 | * Fress previously allocated memory pointed by @a p. |
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| 61 | * When <code> p == NULL </code> it does nothing. |
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| 62 | */ |
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| 63 | void fsd_free( void *p ); |
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| 64 | |
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| 65 | void *fsd_malloc_( void **p, size_t size ); |
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| 66 | void *fsd_calloc_( void **p, size_t n, size_t size ); |
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| 67 | void *fsd_realloc_( void **p, size_t size ); |
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| 68 | |
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| 69 | |
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| 70 | #define fsd_malloc_noraise( p, type ) \ |
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| 71 | fsd_malloc_noraise_( (void**)(void*)&(p), sizeof(type) ) |
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| 72 | |
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| 73 | #define fsd_calloc_noraise( p, n, type ) \ |
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| 74 | fsd_calloc_noraise_( (void**)(void*)&(p), (n), sizeof(type) ) |
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| 75 | |
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| 76 | #define fsd_realloc_noraise( p, n, type ) \ |
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| 77 | fsd_realloc_noraise_( (void**)(void*)&(p), (n)*sizeof(type) ) |
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| 78 | |
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| 79 | #define fsd_free_noraise( p ) (fsd_free(p), 0) |
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| 80 | |
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| 81 | int fsd_malloc_noraise_( void **p, size_t size ); |
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| 82 | int fsd_calloc_noraise_( void **p, size_t n, size_t size ); |
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| 83 | int fsd_realloc_noraise_( void **p, size_t size ); |
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| 84 | |
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| 85 | /* @} */ |
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| 86 | |
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| 87 | #endif /* __DRMAA_UTILS__XMALLOC_H */ |
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| 88 | |
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