/*
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//?Name:????????codec.cpp
//?Purpose:?????
//?Author:??????Ulrich?Telle
//?Modified?by:
//?Created:?????2006-12-06
//?RCS-ID:??????$$
//?Copyright:???（c）?Ulrich?Telle
//?Licence:?????wxWindows?licence?+?RSA?Data?Security?license
///////////////////////////////////////////////////////////////////////////////

///?\file?codec.cpp?Implementation?of?MD5?RC4?and?AES?algorithms
*/
/*
?**********************************************************************
?**?Copyright?（C）?1990?RSA?Data?Security?Inc.?All?rights?reserved.?**
?**??????????????????????????????????????????????????????????????????**
?**?License?to?copy?and?use?this?software?is?granted?provided?that???**
?**?it?is?identified?as?the?“RSA?Data?Security?Inc.?MD5?Message?????**
?**?Digest?Algorithm“?in?all?material?mentioning?or?referencing?this?**
?**?software?or?this?function.???????????????????????????????????????**
?**??????????????????????????????????????????????????????????????????**
?**?License?is?also?granted?to?make?and?use?derivative?works?????????**
?**?provided?that?such?works?are?identified?as?“derived?from?the?RSA?**
?**?Data?Security?Inc.?MD5?Message?Digest?Algorithm“?in?all?????????**
?**?material?mentioning?or?referencing?the?derived?work.?????????????**
?**??????????????????????????????????????????????????????????????????**
?**?RSA?Data?Security?Inc.?makes?no?representations?concerning??????**
?**?either?the?merchantability?of?this?software?or?the?suitability???**
?**?of?this?software?for?any?particular?purpose.??It?is?provided?“as?**
?**?is“?without?express?or?implied?warranty?of?any?kind.?????????????**
?**??????????????????????????????????????????????????????????????????**
?**?These?notices?must?be?retained?in?any?copies?of?any?part?of?this?**
?**?documentation?and/or?software.???????????????????????????????????**
?**********************************************************************
?*/

#include?“codec.h“

#if?CODEC_TYPE?==?CODEC_TYPE_AES256
#include?“sha2.h“
#include?“sha2.c“
#endif

/*
//?----------------
//?MD5?by?RSA
//?----------------

//?C?headers?for?MD5
*/
#include?
#include?
#include?
#include?

#define?MD5_HASHBYTES?16

/*
///?Structure?representing?an?MD5?context?while?ecrypting.?（For?internal?use?only）
*/
typedef?struct?MD5Context
{
??unsigned?int?buf[4];
??unsigned?int?bits[2];
??unsigned?char?in[64];
}?MD5_CTX;

static?void??MD5Init（MD5_CTX?*context）;
static?void??MD5Update（MD5_CTX?*context?unsigned?char?*buf?unsigned?len）;
static?void??MD5Final（unsigned?char?digest[MD5_HASHBYTES]?MD5_CTX?*context）;
static?void??MD5Transform（unsigned?int?buf[4]?unsigned?int?in[16]）;

static?void?byteReverse（unsigned?char?*buf?unsigned?longs）;

/*
?*?Note:?this?code?is?harmless?on?little

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A..H.?????15872??2011-07-23?09:37??sqlite3.suo

?????文件?????947712??2011-07-22?11:44??Debug\sqlite3.dll

?????文件??????47518??2011-07-22?11:44??Debug\sqlite3.lib

?????文件????1747968??2011-07-22?11:44??Debug\sqlite3.pdb

?????文件?????606720??2011-07-23?09:37??Release\sqlite3.dll

?????文件??????47518??2011-07-23?09:36??Release\sqlite3.lib

?????文件????1338368??2011-07-23?09:37??Release\sqlite3.pdb

?????文件??????19310??2010-01-18?11:31??sqlite3\codec.c

?????文件???????3285??2010-02-05?00:25??sqlite3\codec.h

?????文件???????9748??2010-08-23?22:11??sqlite3\codecext.c

?????文件????????406??2011-07-22?08:47??sqlite3\Debug\sqlite3.dll.embed.manifest

?????文件????????381??2011-07-22?11:44??sqlite3\Debug\sqlite3.dll.intermediate.manifest

?????文件?????????94??2011-07-22?11:44??sqlite3\Debug\sqlite3.lastbuildstate

?????文件???????6665??2011-07-22?11:44??sqlite3\Debug\sqlite3.write.1.tlog

?????文件????????206??2011-07-22?08:47??sqlite3\Debug\sqlite3_manifest.rc

?????文件?????249856??2011-07-22?11:44??sqlite3\Debug\vc100.pdb

?????文件??????52938??2010-03-25?00:43??sqlite3\extensionfunctions.c

?????文件????????381??2011-07-23?09:37??sqlite3\Release\sqlite3.dll.intermediate.manifest

?????文件?????????96??2011-07-23?09:37??sqlite3\Release\sqlite3.lastbuildstate

?????文件????????415??2011-07-23?09:37??sqlite3\Release\sqlite3.write.1.tlog

?????文件?????225280??2011-07-23?09:36??sqlite3\Release\vc100.pdb

?????文件?????102338??2009-09-12?01:07??sqlite3\rijndael.c

?????文件???????6749??2009-09-12?00:58??sqlite3\rijndael.h

?????文件??????33153??2010-01-18?12:05??sqlite3\sha2.c

?????文件???????5067??2010-01-18?11:58??sqlite3\sha2.h

?????文件??????89695??2011-06-29?01:08??sqlite3\shell.c

?????文件????4524292??2011-06-29?01:08??sqlite3\sqlite3.c

?????文件???????4606??2011-07-22?11:50??sqlite3\sqlite3.def

?????文件?????320887??2011-07-22?11:44??sqlite3\sqlite3.h

?????文件???????4583??2011-07-23?09:36??sqlite3\sqlite3.vcxproj

............此處省略16個文件信息