The Tor Browser: modules/libjar/zipwriter/src/nsZipHeader.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/.

     4  */

     6 #ifndef _nsZipHeader_h_

     7 #define _nsZipHeader_h_

     9 #include "nsString.h"

    10 #include "nsIOutputStream.h"

    11 #include "nsIInputStream.h"

    12 #include "nsIZipReader.h"

    13 #include "nsAutoPtr.h"

    14 #include "mozilla/Attributes.h"

    16 // High word is S_IFREG, low word is DOS file attribute

    17 #define ZIP_ATTRS_FILE 0x80000000

    18 // High word is S_IFDIR, low word is DOS dir attribute

    19 #define ZIP_ATTRS_DIRECTORY 0x40000010

    20 #define PERMISSIONS_FILE 0644

    21 #define PERMISSIONS_DIR 0755

    23 // Combine file type attributes with unix style permissions

    24 #define ZIP_ATTRS(p, a) ((p & 0xfff) << 16) | a

    26 class nsZipHeader MOZ_FINAL : public nsIZipEntry

    27 {

    28 public:

    29     NS_DECL_ISUPPORTS

    30     NS_DECL_NSIZIPENTRY

    32     nsZipHeader() :

    33         mCRC(0),

    34         mCSize(0),

    35         mUSize(0),

    36         mEAttr(0),

    37         mOffset(0),

    38         mFieldLength(0),

    39         mLocalFieldLength(0),

    40         mVersionMade(0x0300 + 23), // Generated on Unix by v2.3 (matches infozip)

    41         mVersionNeeded(20), // Requires v2.0 to extract

    42         mFlags(0),

    43         mMethod(0),

    44         mTime(0),

    45         mDate(0),

    46         mDisk(0),

    47         mIAttr(0),

    48         mInited(false),

    49         mWriteOnClose(false),

    50         mExtraField(nullptr),

    51         mLocalExtraField(nullptr)

    52     {

    53     }

    55     ~nsZipHeader()

    56     {

    57         mExtraField = nullptr;

    58         mLocalExtraField = nullptr;

    59     }

    61     uint32_t mCRC;

    62     uint32_t mCSize;

    63     uint32_t mUSize;

    64     uint32_t mEAttr;

    65     uint32_t mOffset;

    66     uint32_t mFieldLength;

    67     uint32_t mLocalFieldLength;

    68     uint16_t mVersionMade;

    69     uint16_t mVersionNeeded;

    70     uint16_t mFlags;

    71     uint16_t mMethod;

    72     uint16_t mTime;

    73     uint16_t mDate;

    74     uint16_t mDisk;

    75     uint16_t mIAttr;

    76     bool mInited;

    77     bool mWriteOnClose;

    78     nsCString mName;

    79     nsCString mComment;

    80     nsAutoArrayPtr<uint8_t> mExtraField;

    81     nsAutoArrayPtr<uint8_t> mLocalExtraField;

    83     void Init(const nsACString & aPath, PRTime aDate, uint32_t aAttr,

    84               uint32_t aOffset);

    85     uint32_t GetFileHeaderLength();

    86     nsresult WriteFileHeader(nsIOutputStream *aStream);

    87     uint32_t GetCDSHeaderLength();

    88     nsresult WriteCDSHeader(nsIOutputStream *aStream);

    89     nsresult ReadCDSHeader(nsIInputStream *aStream);

    90     const uint8_t * GetExtraField(uint16_t aTag, bool aLocal, uint16_t *aBlockSize);

    91     nsresult PadExtraField(uint32_t aOffset, uint16_t aAlignSize);

    92 };

    94 #endif

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