ucx/mempool.h@8693d7874773 (annotated)
ucx/mempool.h
Mon, 15 Jul 2013 16:59:52 +0200
- author
- Olaf Wintermann <olaf.wintermann@gmail.com>
- date
- Mon, 15 Jul 2013 16:59:52 +0200
- changeset 113
- 8693d7874773
- parent 103
- 08018864fb91
- child 120
- 8170f658f017
- permissions
- -rw-r--r--
added mempool allocator
| universe@103 | 1 | /* |
| universe@103 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
| olaf@13 | 3 | * |
| universe@103 | 4 | * Copyright 2013 Olaf Wintermann. All rights reserved. |
| universe@103 | 5 | * |
| universe@103 | 6 | * Redistribution and use in source and binary forms, with or without |
| universe@103 | 7 | * modification, are permitted provided that the following conditions are met: |
| universe@103 | 8 | * |
| universe@103 | 9 | * 1. Redistributions of source code must retain the above copyright |
| universe@103 | 10 | * notice, this list of conditions and the following disclaimer. |
| universe@103 | 11 | * |
| universe@103 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| universe@103 | 13 | * notice, this list of conditions and the following disclaimer in the |
| universe@103 | 14 | * documentation and/or other materials provided with the distribution. |
| universe@103 | 15 | * |
| universe@103 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| universe@103 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| universe@103 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| universe@103 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| universe@103 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| universe@103 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| universe@103 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| universe@103 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| universe@103 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| universe@103 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| universe@103 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
| olaf@13 | 27 | */ |
| olaf@13 | 28 | |
| olaf@13 | 29 | #ifndef MPOOL_H |
| olaf@13 | 30 | #define MPOOL_H |
| olaf@13 | 31 | |
| universe@69 | 32 | #include "ucx.h" |
| universe@38 | 33 | #include <stddef.h> |
| universe@50 | 34 | #include "allocator.h" |
| universe@38 | 35 | |
| olaf@13 | 36 | #ifdef __cplusplus |
| olaf@13 | 37 | extern "C" { |
| olaf@13 | 38 | #endif |
| olaf@13 | 39 | |
| olaf@13 | 40 | typedef void(*ucx_destructor)(void*); |
| olaf@13 | 41 | |
| olaf@13 | 42 | typedef struct { |
| olaf@13 | 43 | void **data; |
| olaf@13 | 44 | size_t ndata; |
| olaf@13 | 45 | size_t size; |
| olaf@13 | 46 | } UcxMempool; |
| olaf@13 | 47 | |
| universe@48 | 48 | |
| olaf@13 | 49 | #define ucx_mempool_new_default() ucx_mempool_new(16) |
| olaf@13 | 50 | UcxMempool *ucx_mempool_new(size_t n); |
| universe@15 | 51 | int ucx_mempool_chcap(UcxMempool *pool, size_t newcap); |
| olaf@13 | 52 | |
| olaf@13 | 53 | void *ucx_mempool_malloc(UcxMempool *pool, size_t n); |
| olaf@13 | 54 | void *ucx_mempool_calloc(UcxMempool *pool, size_t nelem, size_t elsize); |
| olaf@13 | 55 | void *ucx_mempool_realloc(UcxMempool *pool, void *ptr, size_t n); |
| olaf@113 | 56 | void ucx_mempool_free(UcxMempool *pool, void *ptr); |
| olaf@13 | 57 | |
| olaf@113 | 58 | void ucx_mempool_destroy(UcxMempool *pool); |
| olaf@13 | 59 | |
| olaf@13 | 60 | void ucx_mempool_set_destr(void *ptr, ucx_destructor func); |
| olaf@13 | 61 | void ucx_mempool_reg_destr(UcxMempool *pool, void *ptr, ucx_destructor destr); |
| olaf@13 | 62 | |
| olaf@113 | 63 | UcxAllocator* ucx_mempool_allocator(UcxMempool *pool); |
| olaf@13 | 64 | |
| olaf@13 | 65 | #ifdef __cplusplus |
| olaf@13 | 66 | } |
| olaf@13 | 67 | #endif |
| olaf@13 | 68 | |
| olaf@13 | 69 | #endif /* MPOOL_H */ |
| olaf@13 | 70 |
