pdfentries.cxx File Reference

#include <pdfparse.hxx>
#include <comphelper/hash.hxx>
#include <rtl/strbuf.hxx>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/digest.h>
#include <rtl/cipher.h>
#include <sal/log.hxx>
#include <zlib.h>
#include <math.h>
#include <map>
#include <string.h>

Include dependency graph for pdfentries.cxx:

Go to the source code of this file.

Classes
struct	pdfparse::EmitImplData
struct	pdfparse::PDFFileImplData

Namespaces
namespace	pdfparse

Macros
#define	ENCRYPTION_KEY_LEN   16
#define	ENCRYPTION_BUF_LEN   32

Functions
static void	unzipToBuffer (char *pBegin, unsigned int nLen, sal_uInt8 **pOutBuf, sal_uInt32 *pOutLen)
static void	pad_or_truncate_to_32 (const OString &rStr, char *pBuffer)
static sal_uInt32	password_to_key (const OString &rPwd, sal_uInt8 *pOutKey, PDFFileImplData const *pData, bool bComputeO)
static bool	check_user_password (const OString &rPwd, PDFFileImplData *pData)

Variables
const sal_uInt8	nPadString [32]

Macro Definition Documentation

ENCRYPTION_BUF_LEN

#define ENCRYPTION_BUF_LEN   32

Definition at line 1010 of file pdfentries.cxx.

ENCRYPTION_KEY_LEN

#define ENCRYPTION_KEY_LEN   16

Definition at line 1009 of file pdfentries.cxx.

Function Documentation

check_user_password()

static bool check_user_password ( const OString &  rPwd, PDFFileImplData *  pData  )

static

Definition at line 1149 of file pdfentries.cxx.

References ENCRYPTION_BUF_LEN, ENCRYPTION_KEY_LEN, comphelper::Hash::finalize(), i, nPadString, password_to_key(), pData, and comphelper::Hash::update().

Referenced by pdfparse::PDFFile::setupDecryptionData().

pad_or_truncate_to_32()

static void pad_or_truncate_to_32 ( const OString &  rStr, char *  pBuffer  )

static

Definition at line 1101 of file pdfentries.cxx.

References i, and nPadString.

Referenced by password_to_key().

password_to_key()

static sal_uInt32 password_to_key ( const OString &  rPwd, sal_uInt8 *  pOutKey, PDFFileImplData const *  pData, bool  bComputeO  )

static

Definition at line 1114 of file pdfentries.cxx.

References comphelper::Hash::calculateHash(), ENCRYPTION_BUF_LEN, comphelper::Hash::finalize(), i, pad_or_truncate_to_32(), pData, and comphelper::Hash::update().

Referenced by check_user_password(), and pdfparse::PDFFile::setupDecryptionData().

unzipToBuffer()

static void unzipToBuffer ( char *  pBegin, unsigned int  nLen, sal_uInt8 **  pOutBuf, sal_uInt32 *  pOutLen  )

static

Definition at line 724 of file pdfentries.cxx.

References err, and p.

Referenced by pdfparse::PDFObject::emit(), and pdfparse::PDFObject::writeStream().

Variable Documentation

nPadString

const sal_uInt8 nPadString[32]

Initial value:

=
{
    0x28, 0xBF, 0x4E, 0x5E, 0x4E, 0x75, 0x8A, 0x41, 0x64, 0x00, 0x4E, 0x56, 0xFF, 0xFA, 0x01, 0x08,
    0x2E, 0x2E, 0x00, 0xB6, 0xD0, 0x68, 0x3E, 0x80, 0x2F, 0x0C, 0xA9, 0xFE, 0x64, 0x53, 0x69, 0x7A
}

Definition at line 1095 of file pdfentries.cxx.

Referenced by check_user_password(), and pad_or_truncate_to_32().