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comparison mupdf-source/include/mupdf/fitz/pool.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 // Copyright (C) 2004-2021 Artifex Software, Inc.
2 //
3 // This file is part of MuPDF.
4 //
5 // MuPDF is free software: you can redistribute it and/or modify it under the
6 // terms of the GNU Affero General Public License as published by the Free
7 // Software Foundation, either version 3 of the License, or (at your option)
8 // any later version.
9 //
10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Affero General Public License
16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
17 //
18 // Alternative licensing terms are available from the licensor.
19 // For commercial licensing, see <https://www.artifex.com/> or contact
20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
21 // CA 94129, USA, for further information.
22
23 #ifndef MUPDF_FITZ_POOL_H
24 #define MUPDF_FITZ_POOL_H
25
26 #include "mupdf/fitz/system.h"
27 #include "mupdf/fitz/context.h"
28
29 /**
30 Simple pool allocators.
31
32 Allocate from the pool, which can then be freed at once.
33 */
34 typedef struct fz_pool fz_pool;
35
36 /**
37 Create a new pool to allocate from.
38 */
39 fz_pool *fz_new_pool(fz_context *ctx);
40
41 /**
42 Allocate a block of size bytes from the pool.
43 */
44 void *fz_pool_alloc(fz_context *ctx, fz_pool *pool, size_t size);
45
46 /**
47 strdup equivalent allocating from the pool.
48 */
49 char *fz_pool_strdup(fz_context *ctx, fz_pool *pool, const char *s);
50
51 /**
52 The current size of the pool.
53
54 The number of bytes of storage currently allocated to the pool.
55 This is the total of the storage used for the blocks making
56 up the pool, rather then total of the allocated blocks so far,
57 so it will increase in 'lumps'.
58 from the pool, then the pool size may still be X
59 */
60 size_t fz_pool_size(fz_context *ctx, fz_pool *pool);
61
62 /**
63 Drop a pool, freeing and invalidating all storage returned from
64 the pool.
65 */
66 void fz_drop_pool(fz_context *ctx, fz_pool *pool);
67
68 #endif