1 files changed, 60 insertions, 0 deletions
diff --git a/externals/libmpq/common.h b/externals/libmpq/common.h
new file mode 100644
index 00000000000..12d6008debb
--- /dev/null
+++ b/externals/libmpq/common.h
@@ -0,0 +1,60 @@
+/*
+ *  common.h -- header functions used by mpq-tools.
+ *
+ *  Copyright (c) 2003-2008 Maik Broemme <mbroemme@plusserver.de>
+ *
+ *  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
+ *  (at your option) 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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */       
+
+#ifndef _COMMON_H
+#define _COMMON_H
+
+/* function to return the hash to a given string. */
+uint32_t libmpq__hash_string(
+	const char	*key,
+	uint32_t	offset
+);
+
+/* function to encrypt a block. */
+int32_t libmpq__encrypt_block(
+	uint32_t	*in_buf,
+	uint32_t	in_size,
+	uint32_t	seed
+);
+
+/* function to decrypt a block. */
+int32_t libmpq__decrypt_block(
+	uint32_t	*in_buf,
+	uint32_t	in_size,
+	uint32_t	seed
+);
+
+/* function to detect decryption key. */
+int32_t libmpq__decrypt_key(
+	uint8_t		*in_buf,
+	uint32_t	in_size,
+	uint32_t	block_size
+);
+
+/* function to decompress or explode block from archive. */
+int32_t libmpq__decompress_block(
+	uint8_t		*in_buf,
+	uint32_t	in_size,
+	uint8_t		*out_buf,
+	uint32_t	out_size,
+	uint32_t	compression_type
+);
+
+#endif						/* _COMMON_H */