Added version_string() functions for the compression algorithms. Also

reserved M_DEFLATE and added a mostly empty compress_zlib.cpp.
2006-10-11 12:56:28 +02:00
parent a38c3e7f6d
commit 47ac871a12
6 changed files with 180 additions and 12 deletions
@@ -0,0 +1,120 @@
+/* compress_zlib.cpp --
+
+   This file is part of the UPX executable compressor.
+
+   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2006 Laszlo Molnar
+   All Rights Reserved.
+
+   UPX and the UCL library are free software; you can redistribute them
+   and/or modify them 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; see the file COPYING.
+   If not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+   Markus F.X.J. Oberhumer              Laszlo Molnar
+   <mfx@users.sourceforge.net>          <ml1050@users.sourceforge.net>
+ */
+
+
+#include "conf.h"
+#include "compress.h"
+#if !defined(WITH_ZLIB)
+extern int compress_zlib_dummy;
+int compress_zlib_dummy = 0;
+#else
+
+#include <zlib.h>
+
+
+/*************************************************************************
+//
+**************************************************************************/
+
+int upx_zlib_compress      ( const upx_bytep src, unsigned  src_len,
+                                   upx_bytep dst, unsigned* dst_len,
+                                   upx_callback_p cb_parm,
+                                   int method, int level,
+                             const upx_compress_config_t *cconf_parm,
+                                   upx_compress_result_t *cresult )
+{
+    assert(method == M_DEFLATE);
+    assert(level > 0); assert(cresult != NULL);
+
+    UNUSED(src); UNUSED(src_len);
+    UNUSED(dst); UNUSED(dst_len);
+    UNUSED(cb_parm);
+    UNUSED(method); UNUSED(level);
+    UNUSED(cconf_parm);
+    UNUSED(cresult);
+
+    return UPX_E_ERROR;
+}
+
+
+/*************************************************************************
+//
+**************************************************************************/
+
+int upx_zlib_decompress    ( const upx_bytep src, unsigned  src_len,
+                                   upx_bytep dst, unsigned* dst_len,
+                                   int method,
+                             const upx_compress_result_t *cresult )
+{
+    assert(method == M_DEFLATE);
+    UNUSED(cresult);
+
+    UNUSED(src); UNUSED(src_len);
+    UNUSED(dst); UNUSED(dst_len);
+    UNUSED(method);
+    UNUSED(cresult);
+
+    return UPX_E_ERROR;
+}
+
+
+/*************************************************************************
+//
+**************************************************************************/
+
+int upx_zlib_test_overlap  ( const upx_bytep buf, unsigned src_off,
+                                   unsigned  src_len, unsigned* dst_len,
+                                   int method,
+                             const upx_compress_result_t *cresult )
+{
+    assert(method == M_DEFLATE);
+    UNUSED(cresult);
+
+    UNUSED(buf); UNUSED(src_off);
+    UNUSED(src_len); UNUSED(dst_len);
+    UNUSED(method);
+    UNUSED(cresult);
+
+    return UPX_E_ERROR;
+}
+
+
+/*************************************************************************
+// misc
+**************************************************************************/
+
+const char *upx_zlib_version_string(void)
+{
+    return zlib_version;
+}
+
+
+#endif /* WITH_ZLIB */
+/*
+vi:ts=4:et:nowrap
+*/
+