Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/include/mupdf/fitz/pool.h @ 29:f76e6575dca9 v1.26.4+1

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+++++ v1.26.4+1
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 19:59:23 +0200
parents b50eed0cc0ef
children
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1 // Copyright (C) 2004-2021 Artifex Software, Inc.
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2 //
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3 // This file is part of MuPDF.
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4 //
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5 // MuPDF is free software: you can redistribute it and/or modify it under the
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6 // terms of the GNU Affero General Public License as published by the Free
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7 // Software Foundation, either version 3 of the License, or (at your option)
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8 // any later version.
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9 //
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10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
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11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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13 // details.
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14 //
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15 // You should have received a copy of the GNU Affero General Public License
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16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
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17 //
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18 // Alternative licensing terms are available from the licensor.
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19 // For commercial licensing, see <https://www.artifex.com/> or contact
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20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
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21 // CA 94129, USA, for further information.
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23 #ifndef MUPDF_FITZ_POOL_H
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24 #define MUPDF_FITZ_POOL_H
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26 #include "mupdf/fitz/system.h"
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27 #include "mupdf/fitz/context.h"
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29 /**
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30 Simple pool allocators.
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32 Allocate from the pool, which can then be freed at once.
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33 */
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34 typedef struct fz_pool fz_pool;
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36 /**
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37 Create a new pool to allocate from.
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38 */
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39 fz_pool *fz_new_pool(fz_context *ctx);
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41 /**
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42 Allocate a block of size bytes from the pool.
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43 */
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44 void *fz_pool_alloc(fz_context *ctx, fz_pool *pool, size_t size);
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46 /**
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47 strdup equivalent allocating from the pool.
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48 */
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49 char *fz_pool_strdup(fz_context *ctx, fz_pool *pool, const char *s);
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51 /**
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52 The current size of the pool.
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53
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54 The number of bytes of storage currently allocated to the pool.
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55 This is the total of the storage used for the blocks making
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56 up the pool, rather then total of the allocated blocks so far,
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57 so it will increase in 'lumps'.
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58 from the pool, then the pool size may still be X
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59 */
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60 size_t fz_pool_size(fz_context *ctx, fz_pool *pool);
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62 /**
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63 Drop a pool, freeing and invalidating all storage returned from
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64 the pool.
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65 */
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66 void fz_drop_pool(fz_context *ctx, fz_pool *pool);
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68 #endif