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author | Jared Adams <jaxad0127@gmail.com> | 2010-08-13 14:45:52 -0600 |
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committer | Jared Adams <jaxad0127@gmail.com> | 2010-08-13 18:43:16 -0600 |
commit | 8eadc834ed3e8439836f7dc87390a56a1164ec11 (patch) | |
tree | 36cf9915914517b137d488a40d1f61265867723d /src/utils/zlib.h | |
parent | 6d315d0e61f419636021476582a49ab0b1f1b5e9 (diff) | |
download | mana-client-8eadc834ed3e8439836f7dc87390a56a1164ec11.tar.gz mana-client-8eadc834ed3e8439836f7dc87390a56a1164ec11.tar.bz2 mana-client-8eadc834ed3e8439836f7dc87390a56a1164ec11.tar.xz mana-client-8eadc834ed3e8439836f7dc87390a56a1164ec11.zip |
Simplify handling of compressed files
ResourceManager will now check for ".gz" and act appropriately (unless told
not to). Compression handling functions are now in new utils/zlib files,
along with a function to load a file from drive, uncompressing it if it ends
in ".gz".
Reviewed-by: Freeyorp
Diffstat (limited to 'src/utils/zlib.h')
-rw-r--r-- | src/utils/zlib.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/utils/zlib.h b/src/utils/zlib.h new file mode 100644 index 00000000..003e64b6 --- /dev/null +++ b/src/utils/zlib.h @@ -0,0 +1,48 @@ +/* + * The Mana Client + * Copyright (C) 2007-2009 The Mana World Development Team + * Copyright (C) 2009-2010 The Mana Developers + * + * This file is part of The Mana Client. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef UTILS_ZLIB_H +#define UTILS_ZLIB_H + +#include <string> + +/** + * Inflates either zlib or gzip deflated memory. The inflated memory is + * expected to be freed by the caller. + */ +int inflateMemory(unsigned char *in, unsigned int inLength, + unsigned char *&out, unsigned int &outLength); + +int inflateMemory(unsigned char *in, unsigned int inLength, + unsigned char *&out); + +/** + * Loads the given file from the filesystem, uncompressing if it ends in ".gz". + * + * @param filename The name of the file to be loaded and uncompressed + * @param filesize The size of the file that was loaded and uncompressed. + * + * @return An allocated byte array containing the data that was loaded and + * uncompressed, or <code>NULL</code> on fail. + */ +void *loadCompressedFile(const std::string &filename, int &filesize); + +#endif // UTILS_ZLIB_H |