wine/dlls/opcservices/opc_private.h
2023-08-23 17:33:48 +02:00

68 lines
2.3 KiB
C

/*
* Copyright 2018 Nikolay Sivov for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "msopc.h"
static inline BOOL opc_array_reserve(void **elements, size_t *capacity, size_t count, size_t size)
{
size_t new_capacity, max_capacity;
void *new_elements;
if (count <= *capacity)
return TRUE;
max_capacity = ~(SIZE_T)0 / size;
if (count > max_capacity)
return FALSE;
new_capacity = max(4, *capacity);
while (new_capacity < count && new_capacity <= max_capacity / 2)
new_capacity *= 2;
if (new_capacity < count)
new_capacity = max_capacity;
if (!(new_elements = realloc(*elements, new_capacity * size)))
return FALSE;
*elements = new_elements;
*capacity = new_capacity;
return TRUE;
}
struct opc_uri
{
IOpcPartUri IOpcPartUri_iface;
LONG refcount;
BOOL is_part_uri;
IUri *uri;
IUri *rels_part_uri;
struct opc_uri *source_uri;
};
extern HRESULT opc_package_create(IOpcFactory *factory, IOpcPackage **package);
extern HRESULT opc_part_uri_create(IUri *uri, struct opc_uri *source_uri, IOpcPartUri **part_uri);
extern HRESULT opc_root_uri_create(IOpcUri **opc_uri);
extern HRESULT opc_package_write(IOpcPackage *package, OPC_WRITE_FLAGS flags, IStream *stream);
struct zip_archive;
extern HRESULT compress_create_archive(IStream *output, struct zip_archive **archive);
extern HRESULT compress_add_file(struct zip_archive *archive, const WCHAR *path, IStream *content,
OPC_COMPRESSION_OPTIONS options);
extern void compress_finalize_archive(struct zip_archive *archive);