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| author | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2008-06-08 11:04:43 +0200 |
|---|---|---|
| committer | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2008-06-08 11:04:43 +0200 |
| commit | 16f738ecee689c6feb2acb7e4ef4d9bb4144ae7d (patch) | |
| tree | 3d22f54f7298f81b18ed66d05a62fa8bfab359ab /zip/ZipArchive/ZipCompatibility.cpp | |
| download | tuxcmd-modules-release-0.6.36-dev.tar.xz | |
Initial commitv0.6.36release-0.6.36-dev
Diffstat (limited to 'zip/ZipArchive/ZipCompatibility.cpp')
| -rw-r--r-- | zip/ZipArchive/ZipCompatibility.cpp | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/zip/ZipArchive/ZipCompatibility.cpp b/zip/ZipArchive/ZipCompatibility.cpp new file mode 100644 index 0000000..e25cb31 --- /dev/null +++ b/zip/ZipArchive/ZipCompatibility.cpp @@ -0,0 +1,219 @@ +////////////////////////////////////////////////////////////////////////////////
+// This source file is part of the ZipArchive library source distribution and
+// is Copyrighted 2000 - 2007 by Artpol Software - Tadeusz Dracz
+//
+// 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.
+//
+// For the licensing details refer to the License.txt file.
+//
+// Web Site: http://www.artpol-software.com
+////////////////////////////////////////////////////////////////////////////////
+
+#include "stdafx.h"
+#include "ZipCompatibility.h"
+#include "ZipPlatform.h"
+#include "ZipException.h"
+#include "ZipAutoBuffer.h"
+#include "ZipFileHeader.h"
+
+
+enum iInternalAttr
+{
+ attROnly = 0x01,
+ attHidd = 0x02,
+ attSys = 0x04,
+ attDir = 0x10,
+ attArch = 0x20
+};
+// *********************** WINDOWS **************************
+#ifndef _WIN32
+ #define FILE_ATTRIBUTE_READONLY 0x00000001
+ #define FILE_ATTRIBUTE_HIDDEN 0x00000002
+ #define FILE_ATTRIBUTE_SYSTEM 0x00000004
+ #define FILE_ATTRIBUTE_DIRECTORY 0x00000010
+ #define FILE_ATTRIBUTE_ARCHIVE 0x00000020
+#endif
+// *********************** UINX **************************
+
+#define USER_PERMISSIONS_MASK 0x01C0
+#define EXTRACT_USER_PERMISSIONS(x) ((x & USER_PERMISSIONS_MASK) >> 6)
+#define CREATE_USER_PERMISSIONS(x) ((x & 0x0007) << 6)
+
+#define GROUP_PERMISSIONS_MASK 0x0038
+#define CREATE_GROUP_PERMISSIONS(x) ((x & 0x0007) << 3)
+
+
+#define OTHER_PERMISSIONS_MASK 0x0007
+#define CREATE_OTHER_PERMISSIONS(x) (x & 0x0007)
+
+#define UNIX_DIRECTORY_ATTRIBUTE 0x4000
+#define UNIX_FILE_ATTRIBUTE 0x8000
+
+#define UNIX_EXEC 1
+#define UNIX_WRITE 2
+#define UNIX_READ 4
+
+using namespace ZipCompatibility;
+
+typedef DWORD(*conv_func)(DWORD , bool );
+
+DWORD AttrDos(DWORD , bool );
+DWORD AttrUnix(DWORD, bool);
+DWORD AttrMac(DWORD , bool );
+
+conv_func conv_funcs[11] = {AttrDos,
+ NULL,
+ NULL,
+ AttrUnix,
+ NULL,
+ NULL,
+ AttrDos,
+ AttrMac,
+ NULL,
+ NULL,
+ AttrDos
+};
+
+
+
+DWORD ZipCompatibility::ConvertToSystem(DWORD uAttr, int iFromSystem, int iToSystem)
+{
+ if (iToSystem != iFromSystem && iFromSystem < 11 && iToSystem < 11)
+ {
+ conv_func p = conv_funcs[iFromSystem], q = conv_funcs[iToSystem];
+ if (p && q)
+ uAttr = q( p(uAttr, true), false);
+ else
+ CZipException::Throw(CZipException::platfNotSupp);
+ }
+ return uAttr;
+}
+
+
+DWORD AttrDos(DWORD uAttr, bool )
+{
+ return uAttr;
+}
+
+
+
+DWORD AttrUnix(DWORD uAttr, bool bFrom)
+{
+ DWORD uNewAttr = 0;
+ if (bFrom)
+ {
+ bool isDir = (uAttr & UNIX_DIRECTORY_ATTRIBUTE) != 0;
+ if (isDir)
+ uNewAttr = attDir;
+
+ uAttr = EXTRACT_USER_PERMISSIONS (uAttr);
+
+ // we may set archive attribute if the file hasn't got the execute permissions
+ // and is not a directory
+ if (!isDir && !(uAttr & UNIX_EXEC))
+ uNewAttr |= attArch ;
+
+ if (!(uAttr & UNIX_WRITE))
+ uNewAttr |= attROnly;
+
+ if (!(uAttr & UNIX_READ))
+ uNewAttr |= attHidd;
+ }
+ else
+ {
+
+ uNewAttr = 0;
+
+ // we cannot assume that if the file hasn't the archive attribute set
+ // then it is executable and set execute permissions
+
+ if (!(uAttr & attHidd))
+ uNewAttr |= (CREATE_OTHER_PERMISSIONS (UNIX_READ) | CREATE_GROUP_PERMISSIONS (UNIX_READ)) |
+ CREATE_USER_PERMISSIONS (UNIX_READ);
+
+
+ if (!(uAttr & attROnly))
+ uNewAttr |= (CREATE_GROUP_PERMISSIONS (UNIX_WRITE) | CREATE_USER_PERMISSIONS (UNIX_WRITE));
+
+ if (uAttr & attDir)
+ {
+ uNewAttr |= UNIX_DIRECTORY_ATTRIBUTE;
+ uNewAttr |= (CREATE_OTHER_PERMISSIONS (UNIX_EXEC) | CREATE_GROUP_PERMISSIONS (UNIX_EXEC)) |
+ CREATE_USER_PERMISSIONS (UNIX_EXEC);
+ }
+ else
+ uNewAttr |= UNIX_FILE_ATTRIBUTE;
+
+ }
+
+ return uNewAttr;
+}
+
+DWORD AttrMac(DWORD uAttr, bool )
+{
+ return uAttr & (attDir | attROnly);
+}
+
+// ************************************************************************
+ZIPINLINE bool ZipCompatibility::IsPlatformSupported(int iCode)
+{
+ return iCode == zcDosFat || iCode == zcUnix || iCode == zcMacintosh
+ || iCode == zcNtfs || iCode == zcOs2Hpfs;
+}
+
+void ZipCompatibility::ConvertBufferToString(CZipString& szString, const CZipAutoBuffer& buffer, UINT uCodePage)
+{
+#ifdef _UNICODE
+ ZipPlatform::MultiByteToWide(buffer, szString, uCodePage);
+#else
+ // iLen does not include the NULL character
+ int iLen;
+ if (uCodePage == CP_OEMCP)
+ {
+ CZipAutoBuffer buf;
+ buf = buffer;
+ ZipPlatform::AnsiOem(buf, false);
+ iLen = buf.GetSize();
+ memcpy(szString.GetBuffer(iLen), buf.GetBuffer(), iLen);
+ }
+ else
+ {
+ iLen = buffer.GetSize();
+ memcpy(szString.GetBuffer(iLen), buffer.GetBuffer(), iLen);
+ }
+ szString.ReleaseBuffer(iLen);
+#endif
+}
+
+void ZipCompatibility::ConvertStringToBuffer(LPCTSTR lpszString, CZipAutoBuffer& buffer, UINT uCodePage)
+{
+#ifdef _UNICODE
+ ZipPlatform::WideToMultiByte(lpszString, buffer, uCodePage);
+#else
+ int iLen = (int)strlen(lpszString);
+ // iLen does not include the NULL character
+ buffer.Allocate(iLen);
+ memcpy(buffer, lpszString, (size_t)iLen);
+ if (uCodePage == CP_OEMCP)
+ ZipPlatform::AnsiOem(buffer, true);
+#endif
+}
+
+void ZipCompatibility::SlashBackslashChg(CZipString& szFileName, bool bReplaceSlash)
+{
+ TCHAR t1 = _T('\\') /*backslash*/, t2 = _T('/'), c1, c2;
+ if (bReplaceSlash)
+ {
+ c1 = t1;
+ c2 = t2;
+ }
+ else
+ {
+ c1 = t2;
+ c2 = t1;
+ }
+ szFileName.Replace(c2, c1);
+}
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