ixmlmembuf.hpp

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#ifndef UPNPLIB_IXML_MEMBUF_HPP
#define UPNPLIB_IXML_MEMBUF_HPP
/**************************************************************************
 *
 * Copyright (c) 2000-2003 Intel Corporation
 * All rights reserved.
 * Copyright (c) 2012 France Telecom All rights reserved.
 * Copyright (C) 2022+ GPL 3 and higher by Ingo Höft, <Ingo@Hoeft-online.de>
 * Redistribution only with this Copyright remark. Last modified: 2025-05-29
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * - Neither name of Intel Corporation nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 **************************************************************************/
#include <cstdlib> /* for size_t */
 
#define MINVAL(a, b) ((a) < (b) ? (a) : (b))
#define MAXVAL(a, b) ((a) > (b) ? (a) : (b))
 
#define MEMBUF_DEF_SIZE_INC 20u
 
typedef struct {
    char* buf;
    size_t length;
    size_t capacity;
    size_t size_inc;
} ixml_membuf;
 
void ixml_membuf_init(
    ixml_membuf* m);
 
void ixml_membuf_destroy(
    ixml_membuf* m);
 
int ixml_membuf_assign(
    ixml_membuf* m,
    const void* buf,
    size_t buf_len);
 
int ixml_membuf_assign_str(
    ixml_membuf* m,
    const char* c_str);
 
int ixml_membuf_append(
    ixml_membuf* m,
    const void* buf);
 
int ixml_membuf_append_str(
    ixml_membuf* m,
    const char* c_str);
 
int ixml_membuf_insert(
    ixml_membuf* m,
    const void* buf,
    size_t buf_len,
    size_t index);
 
#endif /* UPNPLIB_IXML_MEMBUF_HPP */