pool.h

Go to the documentation of this file.

// Copyright (C) 2004-2021 Artifex Software, Inc.
//
// This file is part of MuPDF.
//
// MuPDF is free software: you can redistribute it and/or modify it under the
// terms of the GNU Affero General Public License as published by the Free
// Software Foundation, either version 3 of the License, or (at your option)
// any later version.
//
// MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
// details.
//
// You should have received a copy of the GNU Affero General Public License
// along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
//
// Alternative licensing terms are available from the licensor.
// For commercial licensing, see <https://www.artifex.com/> or contact
// Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
// CA 94129, USA, for further information.
 
#ifndef MUPDF_FITZ_POOL_H
#define MUPDF_FITZ_POOL_H
 
#include "mupdf/fitz/system.h"
#include "mupdf/fitz/context.h"

typedef struct fz_pool fz_pool;

fz_pool *fz_new_pool(fz_context *ctx);

void *fz_pool_alloc(fz_context *ctx, fz_pool *pool, size_t size);
 
#define fz_pool_alloc_struct(CTX, POOL, TYPE) \
    ((TYPE*)Memento_label(fz_pool_alloc(CTX, POOL, sizeof(TYPE)), #TYPE))

char *fz_pool_strdup(fz_context *ctx, fz_pool *pool, const char *s);

char *fz_pool_strndup(fz_context *ctx, fz_pool *pool, const char *s, size_t n);

size_t fz_pool_size(fz_context *ctx, fz_pool *pool);

void fz_drop_pool(fz_context *ctx, fz_pool *pool);

typedef struct fz_pool_array fz_pool_array;

#define fz_new_pool_array(CTX, POOL, TYPE, INIT) \
    fz_new_pool_array_imp(CTX, POOL, sizeof(TYPE), INIT);
 
fz_pool_array *fz_new_pool_array_imp(fz_context *ctx, fz_pool *pool, size_t size, size_t initial);

void *fz_pool_array_append(fz_context *ctx, fz_pool_array *arr, size_t *idx);

void *fz_pool_array_lookup(fz_context *ctx, fz_pool_array *arr, size_t idx);

size_t fz_pool_array_len(fz_context *ctx, fz_pool_array *arr);
 
#endif