--- a/securityanddataprivacytools/securitytools/certapp/store--/us_func.cpp Tue Jul 21 01:04:32 2009 +0100
+++ b/securityanddataprivacytools/securitytools/certapp/store--/us_func.cpp Thu Sep 10 14:01:51 2009 +0300
@@ -1,775 +1,775 @@
-/*
-* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-*/
-
-
-#include <e32base.h>
-#include <e32panic.h>
-#include <s32file.h>
-#include <s32ucmp.h>
-
-
-void Mem::FillZ(TAny *aTrg, TInt aLength)
- {
- memset(aTrg, 0, aLength);
- }
-
-TUint8* Mem::Move(TAny *aTrg, const TAny *aSrc, TInt aLength)
-{
- TUint8 *s1 = (TUint8 *)aTrg;
- TUint8 *s2 = (TUint8 *)aSrc;
- memmove(s1, s2, aLength);
- return s2 + aLength;
-}
-
-
-const TUint crcTab[256] =
- {
- 0x0000,0x1021,0x2042,0x3063,0x4084,0x50a5,0x60c6,0x70e7,0x8108,0x9129,0xa14a,
- 0xb16b,0xc18c,0xd1ad,0xe1ce,0xf1ef,0x1231,0x0210,0x3273,0x2252,0x52b5,0x4294,
- 0x72f7,0x62d6,0x9339,0x8318,0xb37b,0xa35a,0xd3bd,0xc39c,0xf3ff,0xe3de,0x2462,
- 0x3443,0x0420,0x1401,0x64e6,0x74c7,0x44a4,0x5485,0xa56a,0xb54b,0x8528,0x9509,
- 0xe5ee,0xf5cf,0xc5ac,0xd58d,0x3653,0x2672,0x1611,0x0630,0x76d7,0x66f6,0x5695,
- 0x46b4,0xb75b,0xa77a,0x9719,0x8738,0xf7df,0xe7fe,0xd79d,0xc7bc,0x48c4,0x58e5,
- 0x6886,0x78a7,0x0840,0x1861,0x2802,0x3823,0xc9cc,0xd9ed,0xe98e,0xf9af,0x8948,
- 0x9969,0xa90a,0xb92b,0x5af5,0x4ad4,0x7ab7,0x6a96,0x1a71,0x0a50,0x3a33,0x2a12,
- 0xdbfd,0xcbdc,0xfbbf,0xeb9e,0x9b79,0x8b58,0xbb3b,0xab1a,0x6ca6,0x7c87,0x4ce4,
- 0x5cc5,0x2c22,0x3c03,0x0c60,0x1c41,0xedae,0xfd8f,0xcdec,0xddcd,0xad2a,0xbd0b,
- 0x8d68,0x9d49,0x7e97,0x6eb6,0x5ed5,0x4ef4,0x3e13,0x2e32,0x1e51,0x0e70,0xff9f,
- 0xefbe,0xdfdd,0xcffc,0xbf1b,0xaf3a,0x9f59,0x8f78,0x9188,0x81a9,0xb1ca,0xa1eb,
- 0xd10c,0xc12d,0xf14e,0xe16f,0x1080,0x00a1,0x30c2,0x20e3,0x5004,0x4025,0x7046,
- 0x6067,0x83b9,0x9398,0xa3fb,0xb3da,0xc33d,0xd31c,0xe37f,0xf35e,0x02b1,0x1290,
- 0x22f3,0x32d2,0x4235,0x5214,0x6277,0x7256,0xb5ea,0xa5cb,0x95a8,0x8589,0xf56e,
- 0xe54f,0xd52c,0xc50d,0x34e2,0x24c3,0x14a0,0x0481,0x7466,0x6447,0x5424,0x4405,
- 0xa7db,0xb7fa,0x8799,0x97b8,0xe75f,0xf77e,0xc71d,0xd73c,0x26d3,0x36f2,0x0691,
- 0x16b0,0x6657,0x7676,0x4615,0x5634,0xd94c,0xc96d,0xf90e,0xe92f,0x99c8,0x89e9,
- 0xb98a,0xa9ab,0x5844,0x4865,0x7806,0x6827,0x18c0,0x08e1,0x3882,0x28a3,0xcb7d,
- 0xdb5c,0xeb3f,0xfb1e,0x8bf9,0x9bd8,0xabbb,0xbb9a,0x4a75,0x5a54,0x6a37,0x7a16,
- 0x0af1,0x1ad0,0x2ab3,0x3a92,0xfd2e,0xed0f,0xdd6c,0xcd4d,0xbdaa,0xad8b,0x9de8,
- 0x8dc9,0x7c26,0x6c07,0x5c64,0x4c45,0x3ca2,0x2c83,0x1ce0,0x0cc1,0xef1f,0xff3e,
- 0xcf5d,0xdf7c,0xaf9b,0xbfba,0x8fd9,0x9ff8,0x6e17,0x7e36,0x4e55,0x5e74,0x2e93,
- 0x3eb2,0x0ed1,0x1ef0
- };
-static const TUint32 CrcTab32[256] =
- {
- 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
- 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
- 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
- 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
- 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
- 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
- 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
- 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
- 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
- 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
- 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
- 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
- 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
- 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
- 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
- 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
- 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
- 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
- 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
- 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
- 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
- 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
- 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
- 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
- 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
- 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
- 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
- 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
- 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
- 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
- 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
- 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
- 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
- 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
- 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
- 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
- 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
- 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
- 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
- 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
- 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
- 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
- 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
- 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
- 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
- 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
- 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
- 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
- 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
- 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
- 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
- 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
- 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
- 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
- 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
- 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
- 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
- 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
- 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
- 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
- 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
- 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
- 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
- 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
- };
-
-EXPORT_C void Mem::Crc(TUint16& aCrc,const TAny* aPtr,TInt aLength)
-/**
-Performs a CCITT CRC checksum on the specified data.
-
-On return from this function, the referenced 16 bit integer contains the checksummed
-value.
-
-@param aCrc A reference to a 16 bit integer to contain the checksummed value.
-@param aPtr A pointer to the start of the data to be checksummed.
-@param aLength The length of the data to be checksummed.
-*/
- {
-
- const TUint8* pB=(const TUint8*)aPtr;
- const TUint8* pE=pB+aLength;
- TUint crc=aCrc;
- while (pB<pE)
- crc=(crc<<8)^crcTab[((crc>>8)^*pB++)&0xff];
- aCrc=(TUint16)crc;
- }
-
-/**
-Performs a CCITT CRC-32 checksum on the specified data.
-
-On return from this function, the referenced 32 bit integer contains the CRC
-value.
-
-@param aCrc A reference to a 32 bit integer to contain the CRC value.
-@param aPtr A pointer to the start of the data to be checksummed.
-@param aLength The length of the data to be checksummed.
-*/
-EXPORT_C void Mem::Crc32(TUint32& aCrc, const TAny* aPtr, TInt aLength)
- {
- const TUint8* p = (const TUint8*)aPtr;
- const TUint8* q = p + aLength;
- TUint32 crc = aCrc;
- while (p < q)
- crc = (crc >> 8) ^ CrcTab32[(crc ^ *p++) & 0xff];
- aCrc = crc;
- }
-
-
-LOCAL_C TUint checkSum(const TAny *aPtr)
-//
-// Checksum every other byte
-//
- {
-
- const TUint8* pB=(const TUint8*)aPtr;
- const TUint8* pE=pB+(KMaxCheckedUid*sizeof(TUid));
- TUint8 buf[(KMaxCheckedUid*sizeof(TUid))>>1];
- TUint8* pT=(&buf[0]);
- while (pB<pE)
- {
- *pT++=(*pB);
- pB+=2;
- }
- TUint16 crc=0;
- Mem::Crc(crc,&buf[0],(KMaxCheckedUid*sizeof(TUid))>>1);
- return(crc);
- }
-
-
-
-
-EXPORT_C TCheckedUid::TCheckedUid()
-/**
-Default constructor.
-
-Initialises the object to binary zeroes.
-*/
- {
- // Mem::FillZ(this,sizeof(TCheckedUid));
- iCheck = 0;
- }
-
-
-
-
-EXPORT_C TCheckedUid::TCheckedUid(const TUidType& aUidType)
-/**
-Constructor taking an existing Uid type.
-
-The constructor calculates a checksum.
-
-@param aUidType The Uid type to be packaged.
-*/
- {
-
- Set(aUidType);
- }
-
-
-
-
-EXPORT_C TCheckedUid::TCheckedUid(const TDesC8& aPtr)
-/**
-Constructor taking an existing TCheckedUid object encapsulated within
-a descriptor.
-
-The checksum is recalculated and must match the checksum value passed in the
-encapsulated TCheckedUid object, otherwise the content of this object is reset
-to binary zeroes.
-
-@param aPtr A pointer to a descriptor containing an existing TCheckedUid object.
-
-@panic USER 38 If the length of the descriptor is not the same as the size
- of a TCheckedUid object.
-*/
- {
-
- Set(aPtr);
- }
-
-
-
-
-EXPORT_C void TCheckedUid::Set(const TUidType& aUidType)
-/**
-Sets the specified Uid type to be packaged, and recalculates the checksum.
-
-@param aUidType The Uid type to be packaged.
-*/
- {
-
- iType=aUidType;
- iCheck=Check();
- }
-
-
-
-EXPORT_C void TCheckedUid::Set(const TDesC8& aPtr)
-/**
-Sets an existing TCheckedUid object encapsulated within a descriptor.
-
-The checksum is recalculated and must match the checksum value passed in the
-encapsulated TCheckedUid object, otherwise the content of this object is reset
-to binary zeroes.
-
-@param aPtr A pointer to a descriptor containing an existing
- TCheckedUid object.
-
-@panic USER 38 If the length of the descriptor is not the same as the size
- of a TCheckedUid object.
-*/
- {
-
- __ASSERT_ALWAYS(aPtr.Length()==sizeof(TCheckedUid),Panic(ETFuncCheckedUidBadSet));
- Mem::Move(this,aPtr.Ptr(),sizeof(TCheckedUid));
- if (iCheck!=Check())
- Mem::FillZ(this,sizeof(TCheckedUid));
- }
-
-
-
-
-EXPORT_C TPtrC8 TCheckedUid::Des() const
-/**
-Gets a pointer descriptor to represent this object's data.
-
-@return The pointer descriptor for this object's data. The descriptor's length
- is the same as the length of a TCheckedUid object.
-*/
- {
-
- return(TPtrC8((const TUint8*)this,sizeof(TCheckedUid)));
- }
-
-
-
-EXPORT_C TUint TCheckedUid::Check() const
-/**
-Calculates the checksum of the UIDs.
-
-@return The checksum.
-*/
- {
-
- return((checkSum(((TUint8*)this)+1)<<16)|checkSum(this));
- }
-
-EXPORT_C TUidType::TUidType()
-/**
-Default constructor.
-
-Creates a UID type, and sets all three component UIDs to KNullUid.
-*/
- {
- Mem::FillZ(this,sizeof(TUidType));
- }
-
-
-
-
-EXPORT_C TUidType::TUidType(TUid aUid1)
-/**
-Constructor that creates a UID type and sets the UID1 component
-to the specified value.
-
-The UID2 and UID3 components are set to KNullUid.
-
-@param aUid1 Value for UID1.
-*/
- {
-
-
- Mem::FillZ(this,sizeof(TUidType));
- iUid[0]=aUid1;
- }
-
-
-
-
-EXPORT_C TUidType::TUidType(TUid aUid1,TUid aUid2)
-/**
-Constructor that creates a UID type and sets the UID1 and UID2 components
-to the specified values.
-
-The UID3 component is set to KNullUid.
-
-@param aUid1 Value for UID1.
-@param aUid2 Value for UID2.
-*/
- {
-
- iUid[0]=aUid1;
- iUid[1]=aUid2;
- iUid[2]=KNullUid;
- }
-
-
-
-
-EXPORT_C TUidType::TUidType(TUid aUid1,TUid aUid2,TUid aUid3)
-/**
-Constructor that creates a UID type and sets all three UID components
-to the specified values.
-
-@param aUid1 Value for UID1.
-@param aUid2 Value for UID2.
-@param aUid3 Value for UID3.
-*/
- {
-
-
- iUid[0]=aUid1;
- iUid[1]=aUid2;
- iUid[2]=aUid3;
- }
-
-
-
-
-EXPORT_C TBool TUidType::operator==(const TUidType& aUidType) const
-/**
-Compares this UID type for equality with the specified UID type.
-
-@param aUidType The UID type to be compared.
-
-@return True, if each component UID is equal to the corresponding component
- UID in the specified UID type; false, otherwise.
-*/
- {
-
- return(iUid[0]==aUidType.iUid[0] &&
- iUid[1]==aUidType.iUid[1] &&
- iUid[2]==aUidType.iUid[2]);
- }
-
-
-
-
-EXPORT_C TBool TUidType::operator!=(const TUidType& aUidType) const
-/**
-Compares this UID type for inequality with the specified UID type.
-
-@param aUidType The UID type to be compared.
-
-@return True, if any component UID is not equal to the corresponding component
-UID in the specified UID type; false otherwise.
-*/
- {
-
-
- return(!(*this==aUidType));
- }
-
-
-
-
-EXPORT_C const TUid& TUidType::operator[](TInt aIndex) const
-/**
-Gets the UID component as identified by the specified index.
-
-@param aIndex Index value indicating which UID component to return.
- 0 specifies UID1,
- 1 specifies UID2,
- 2 specifies UID3.
-
-@return A reference to the required UID component.
-
-@panic USER 37 if aIndex is not in the range 0 to 2, inclusive.
-*/
- {
-
- __ASSERT_ALWAYS(aIndex>=0 && aIndex<KMaxCheckedUid,Panic(ETFuncUidTypeBadIndex));
- return(iUid[aIndex]);
- }
-
-
-
-
-EXPORT_C TUid TUidType::MostDerived() const
-/**
-Gets the most derived UID.
-
-Taking the three UID components as a hierarchy with UID1 being the most general,
-UID2 being more specific than UID1 and UID3 being more specific than UID2,
-then the function returns:
-
-UID3, if UID3 is not KNullUid.
-
-UID2, if UID2 is not KNullUid.
-
-UID1, otherwise
-
-@return The most derived UID.
-
-@see KNullUid
-*/
- {
-
- if (iUid[2]!=KNullUid)
- return(iUid[2]);
- if (iUid[1]!=KNullUid)
- return(iUid[1]);
- return(iUid[0]);
- }
-
-
-
-
-EXPORT_C TBool TUidType::IsPresent(TUid aUid) const
-/**
-Tests if any of the component UIDs are equal to the specified UID.
-
-@param aUid The UID to be tested.
-
-@return True, if any one of the component UIDs are the same as the specified
- UID; false, if none of the component UIDs are the same.
-*/
- {
-
- return(iUid[0]==aUid || iUid[1]==aUid || iUid[2]==aUid);
- }
-
-
-
-
-EXPORT_C TBool TUidType::IsValid() const
-/**
-Tests the object for a valid (non-KNullUid) UID type.
-
-@return True, if at least one of the component UIDs is not KNullUid; false,
- if all component UIDs are KNullUid.
-
-@see KNullUid
-*/
- {
-
- return(MostDerived()!=KNullUid);
- }
-
-EXPORT_C void ExternalizeL(TInt64 anInt64,RWriteStream& aStream)
-//
-// Write a 64-bit integer out to aStream.
-//
- {
- aStream.WriteUint32L(I64LOW(anInt64));
- aStream.WriteUint32L(I64HIGH(anInt64));
- }
-
-EXPORT_C void InternalizeL(TInt64& anInt64,RReadStream& aStream)
-//
-// Read a 64-bit integer in from aStream.
-//
- {
- TUint low=aStream.ReadUint32L();
- TUint high=aStream.ReadUint32L();
- anInt64 = MAKE_TINT64(high,low);
- }
-
-EXPORT_C void ExternalizeL(const TCheckedUid& aUid,RWriteStream& aStream)
-//
-// Write a checked uid type out to aStream.
-//
- {
- aStream.WriteL(aUid.Des());
- }
-
-EXPORT_C void InternalizeL(TCheckedUid& aUid,RReadStream& aStream)
-//
-// Read a checked uid type in from aStream.
-//
-{
- TUint32 buf[4];
-
- TPtr8 des((TUint8 *)buf, sizeof(buf));
- aStream.ReadL(des);
- aUid.Set(des);
-}
-
-#if 0
-EXPORT_C void ExternalizeL(TPoint aPoint,RWriteStream& aStream)
-//
-// Write a point out to aStream.
-//
- {
- aStream.WriteInt32L(aPoint.iX);
- aStream.WriteInt32L(aPoint.iY);
- }
-
-EXPORT_C void ExternalizeL(TSize aSize,RWriteStream& aStream)
-//
-// Write a size out to aStream.
-//
- {
- aStream.WriteInt32L(aSize.iWidth);
- aStream.WriteInt32L(aSize.iHeight);
- }
-
-EXPORT_C void ExternalizeL(const TRect& aRect,RWriteStream& aStream)
-//
-// Write a rectangle out to aStream.
-//
- {
- aStream<<aRect.iTl;
- aStream<<aRect.iBr;
- }
-
-EXPORT_C void InternalizeL(TPoint& aPoint,RReadStream& aStream)
-//
-// Read a point in from aStream.
-//
- {
- aPoint.iX=aStream.ReadInt32L();
- aPoint.iY=aStream.ReadInt32L();
- }
-
-EXPORT_C void InternalizeL(TSize& aSize,RReadStream& aStream)
-//
-// Read a size in from aStream.
-//
- {
- aSize.iWidth=aStream.ReadInt32L();
- aSize.iHeight=aStream.ReadInt32L();
- }
-
-EXPORT_C void InternalizeL(TRect& aRect,RReadStream& aStream)
-//
-// Read a rectangle in from aStream.
-//
- {
- aStream>>aRect.iTl;
- aStream>>aRect.iBr;
- }
-#endif
-
-RWriteStream& operator<<(RWriteStream&aStream, const TDesHeader &aDesHeader)
-{
- aDesHeader.ExternalizeL(aStream);
- return aStream;
-}
-
-RReadStream& operator>>(RReadStream&aStream, TDesHeader &aDesHeader)
-{
- aDesHeader.InternalizeL(aStream);
- return aStream;
-}
-
-EXPORT_C void ExternalizeL(const TDesC8& aDes8,RWriteStream& aStream)
-//
-// Write an 8-bit descriptor out to aStream.
-//
- {
- TDesHeader header(aDes8);
- aStream<<header;
- aStream.WriteL(aDes8.Ptr(),aDes8.Length());
- }
-
-RWriteStream& operator<<(RWriteStream&aStream, const TCardinality &aCardinality)
-{
- aCardinality.ExternalizeL(aStream);
- return aStream;
-}
-
-RReadStream& operator>>(RReadStream&aStream, TCardinality &aCardinality)
-{
- aCardinality.InternalizeL(aStream);
- return aStream;
-}
-
-EXPORT_C void ExternalizeL(const TDesC16& aDes16,RWriteStream& aStream)
-//
-// Write a 16-bit descriptor out to aStream.
-//
- {
- TDesHeader header(aDes16);
- aStream << header;
-
-#ifdef _UNICODE
- // In the Unicode build, compress the data using the Standard Unicode Compression Scheme.
- TMemoryUnicodeSource source(aDes16.Ptr());
- TUnicodeCompressor compressor;
- compressor.CompressL(aStream,source,KMaxTInt,aDes16.Length());
-
-#else
- aStream.WriteL(aDes16.Ptr(),aDes16.Length());
-#endif
- }
-
-EXPORT_C void InternalizeL(TDes8& aDes8,RReadStream& aStream)
-//
-// Read an 8-bit descriptor in from aStream.
-//
- {
- TDesInternalizer interL;
- aStream>>interL.Header();
- interL(aDes8,aStream);
- }
-
-EXPORT_C void InternalizeL(TDes16& aDes16,RReadStream& aStream)
-//
-// Read a 16-bit descriptor in from aStream.
-//
- {
- TDesInternalizer interL;
- aStream>>interL.Header();
- interL(aDes16,aStream);
- }
-inline TDesHeader::TDesHeader(const TDesC8& aDes8)
- : iVal((aDes8.Length()<<1)+1)
- {}
-inline TDesHeader::TDesHeader(const TDesC16& aDes16)
- : iVal((aDes16.Length()<<1))
- {}
-inline TDesHeader& TDesHeader::operator=(const TDesC8& aDes8)
- {return *this=TDesHeader(aDes8);}
-inline TDesHeader& TDesHeader::operator=(const TDesC16& aDes16)
- {return *this=TDesHeader(aDes16);}
-inline TBool TDesHeader::IsWidth8() const
- {return TInt(iVal)&0x1;}
-inline TBool TDesHeader::IsWidth16() const
- {return !IsWidth8();}
-inline TInt TDesHeader::Length() const
- {return TInt(iVal)>>1;}
-inline void TDesHeader::ExternalizeL(RWriteStream& aStream) const
- {aStream<<iVal;}
-inline void TDesHeader::InternalizeL(RReadStream& aStream)
- {aStream>>iVal;}
-
-// An MUnicodeSink implementation to write Unicode values into 8-bit bytes; anything outside 0..255 becomes 1
-#ifdef _UNICODE
-class TNarrowUnicodeSink: public MUnicodeSink
- {
- public:
- TNarrowUnicodeSink(TUint8* aPtr): iPtr(aPtr) { }
- void WriteUnicodeValueL(TUint16 aValue) { *iPtr++ = (TUint8)(aValue > 255 ? 1 : aValue); }
-
- private:
- TUint8* iPtr;
- };
-#endif
-
-void TDesInternalizer::operator()(TDes8& aDes8,RReadStream& aStream) const
-//
-// Read an 8-bit descriptor in from aStream.
-//
- {
- TInt len=iHeader.Length();
- if (len>aDes8.MaxLength())
- __LEAVE(KErrOverflow);
-//
- TUint8* ptr=(TUint8*)aDes8.Ptr();
- if (iHeader.IsWidth8())
- aStream.ReadL(ptr,len);
- else
- {
- __ASSERT_DEBUG(iHeader.IsWidth16(),User::Invariant());
-#ifdef _UNICODE
- // In the Unicode build 16-bit descriptors need to be expanded from the Standard Unicode Compression Scheme.
- TNarrowUnicodeSink sink(ptr);
- TUnicodeExpander expander;
- expander.ExpandL(sink,aStream,len);
-
-#else
- TUint8* end=ptr+len;
- while (ptr!=end)
- {
- TUint c=aStream.ReadUint16L();
- if (c>=0x100)
- c=1;
- *ptr++=TUint8(c);
- }
-#endif
- }
- aDes8.SetLength(len);
- }
-
-void TDesInternalizer::operator()(TDes16& aDes16,RReadStream& aStream) const
-//
-// Read a 16-bit descriptor in from aStream.
-//
- {
- TInt len=iHeader.Length();
- if (len>aDes16.MaxLength())
- __LEAVE(KErrOverflow);
-//
- TUint16* ptr=(TUint16*)aDes16.Ptr();
- if (iHeader.IsWidth16())
- {
-#ifdef _UNICODE
- // In the Unicode build 16-bit descriptors need to be expanded from the Standard Unicode Compression Scheme.
- TMemoryUnicodeSink sink(ptr);
- TUnicodeExpander expander;
- expander.ExpandL(sink,aStream,len);
-
-#else
- aStream.ReadL(ptr,len);
-#endif
- }
- else
- {
- __ASSERT_DEBUG(iHeader.IsWidth8(),User::Invariant());
- TUint16* end=ptr+len;
- while (ptr!=end)
- *ptr++=aStream.ReadUint8L();
- }
- aDes16.SetLength(len);
- }
-
-// End of file
+/*
+* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+
+#include <e32base.h>
+#include <e32panic.h>
+#include <s32file.h>
+#include <s32ucmp.h>
+
+
+void Mem::FillZ(TAny *aTrg, TInt aLength)
+ {
+ memset(aTrg, 0, aLength);
+ }
+
+TUint8* Mem::Move(TAny *aTrg, const TAny *aSrc, TInt aLength)
+{
+ TUint8 *s1 = (TUint8 *)aTrg;
+ TUint8 *s2 = (TUint8 *)aSrc;
+ memmove(s1, s2, aLength);
+ return s2 + aLength;
+}
+
+
+const TUint crcTab[256] =
+ {
+ 0x0000,0x1021,0x2042,0x3063,0x4084,0x50a5,0x60c6,0x70e7,0x8108,0x9129,0xa14a,
+ 0xb16b,0xc18c,0xd1ad,0xe1ce,0xf1ef,0x1231,0x0210,0x3273,0x2252,0x52b5,0x4294,
+ 0x72f7,0x62d6,0x9339,0x8318,0xb37b,0xa35a,0xd3bd,0xc39c,0xf3ff,0xe3de,0x2462,
+ 0x3443,0x0420,0x1401,0x64e6,0x74c7,0x44a4,0x5485,0xa56a,0xb54b,0x8528,0x9509,
+ 0xe5ee,0xf5cf,0xc5ac,0xd58d,0x3653,0x2672,0x1611,0x0630,0x76d7,0x66f6,0x5695,
+ 0x46b4,0xb75b,0xa77a,0x9719,0x8738,0xf7df,0xe7fe,0xd79d,0xc7bc,0x48c4,0x58e5,
+ 0x6886,0x78a7,0x0840,0x1861,0x2802,0x3823,0xc9cc,0xd9ed,0xe98e,0xf9af,0x8948,
+ 0x9969,0xa90a,0xb92b,0x5af5,0x4ad4,0x7ab7,0x6a96,0x1a71,0x0a50,0x3a33,0x2a12,
+ 0xdbfd,0xcbdc,0xfbbf,0xeb9e,0x9b79,0x8b58,0xbb3b,0xab1a,0x6ca6,0x7c87,0x4ce4,
+ 0x5cc5,0x2c22,0x3c03,0x0c60,0x1c41,0xedae,0xfd8f,0xcdec,0xddcd,0xad2a,0xbd0b,
+ 0x8d68,0x9d49,0x7e97,0x6eb6,0x5ed5,0x4ef4,0x3e13,0x2e32,0x1e51,0x0e70,0xff9f,
+ 0xefbe,0xdfdd,0xcffc,0xbf1b,0xaf3a,0x9f59,0x8f78,0x9188,0x81a9,0xb1ca,0xa1eb,
+ 0xd10c,0xc12d,0xf14e,0xe16f,0x1080,0x00a1,0x30c2,0x20e3,0x5004,0x4025,0x7046,
+ 0x6067,0x83b9,0x9398,0xa3fb,0xb3da,0xc33d,0xd31c,0xe37f,0xf35e,0x02b1,0x1290,
+ 0x22f3,0x32d2,0x4235,0x5214,0x6277,0x7256,0xb5ea,0xa5cb,0x95a8,0x8589,0xf56e,
+ 0xe54f,0xd52c,0xc50d,0x34e2,0x24c3,0x14a0,0x0481,0x7466,0x6447,0x5424,0x4405,
+ 0xa7db,0xb7fa,0x8799,0x97b8,0xe75f,0xf77e,0xc71d,0xd73c,0x26d3,0x36f2,0x0691,
+ 0x16b0,0x6657,0x7676,0x4615,0x5634,0xd94c,0xc96d,0xf90e,0xe92f,0x99c8,0x89e9,
+ 0xb98a,0xa9ab,0x5844,0x4865,0x7806,0x6827,0x18c0,0x08e1,0x3882,0x28a3,0xcb7d,
+ 0xdb5c,0xeb3f,0xfb1e,0x8bf9,0x9bd8,0xabbb,0xbb9a,0x4a75,0x5a54,0x6a37,0x7a16,
+ 0x0af1,0x1ad0,0x2ab3,0x3a92,0xfd2e,0xed0f,0xdd6c,0xcd4d,0xbdaa,0xad8b,0x9de8,
+ 0x8dc9,0x7c26,0x6c07,0x5c64,0x4c45,0x3ca2,0x2c83,0x1ce0,0x0cc1,0xef1f,0xff3e,
+ 0xcf5d,0xdf7c,0xaf9b,0xbfba,0x8fd9,0x9ff8,0x6e17,0x7e36,0x4e55,0x5e74,0x2e93,
+ 0x3eb2,0x0ed1,0x1ef0
+ };
+static const TUint32 CrcTab32[256] =
+ {
+ 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
+ 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
+ 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
+ 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
+ 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
+ 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
+ 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
+ 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
+ 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
+ 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
+ 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
+ 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
+ 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
+ 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
+ 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
+ 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
+ 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
+ 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
+ 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
+ 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
+ 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
+ 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
+ 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
+ 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
+ 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
+ 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
+ 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
+ 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
+ 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
+ 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
+ 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
+ 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
+ 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
+ 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
+ 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
+ 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
+ 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
+ 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
+ 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
+ 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
+ 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
+ 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
+ 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
+ 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
+ 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
+ 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
+ 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
+ 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
+ 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
+ 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
+ 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
+ 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
+ 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
+ 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
+ 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
+ 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
+ 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
+ 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
+ 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
+ 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
+ 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
+ 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
+ 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
+ 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
+ };
+
+EXPORT_C void Mem::Crc(TUint16& aCrc,const TAny* aPtr,TInt aLength)
+/**
+Performs a CCITT CRC checksum on the specified data.
+
+On return from this function, the referenced 16 bit integer contains the checksummed
+value.
+
+@param aCrc A reference to a 16 bit integer to contain the checksummed value.
+@param aPtr A pointer to the start of the data to be checksummed.
+@param aLength The length of the data to be checksummed.
+*/
+ {
+
+ const TUint8* pB=(const TUint8*)aPtr;
+ const TUint8* pE=pB+aLength;
+ TUint crc=aCrc;
+ while (pB<pE)
+ crc=(crc<<8)^crcTab[((crc>>8)^*pB++)&0xff];
+ aCrc=(TUint16)crc;
+ }
+
+/**
+Performs a CCITT CRC-32 checksum on the specified data.
+
+On return from this function, the referenced 32 bit integer contains the CRC
+value.
+
+@param aCrc A reference to a 32 bit integer to contain the CRC value.
+@param aPtr A pointer to the start of the data to be checksummed.
+@param aLength The length of the data to be checksummed.
+*/
+EXPORT_C void Mem::Crc32(TUint32& aCrc, const TAny* aPtr, TInt aLength)
+ {
+ const TUint8* p = (const TUint8*)aPtr;
+ const TUint8* q = p + aLength;
+ TUint32 crc = aCrc;
+ while (p < q)
+ crc = (crc >> 8) ^ CrcTab32[(crc ^ *p++) & 0xff];
+ aCrc = crc;
+ }
+
+
+LOCAL_C TUint checkSum(const TAny *aPtr)
+//
+// Checksum every other byte
+//
+ {
+
+ const TUint8* pB=(const TUint8*)aPtr;
+ const TUint8* pE=pB+(KMaxCheckedUid*sizeof(TUid));
+ TUint8 buf[(KMaxCheckedUid*sizeof(TUid))>>1];
+ TUint8* pT=(&buf[0]);
+ while (pB<pE)
+ {
+ *pT++=(*pB);
+ pB+=2;
+ }
+ TUint16 crc=0;
+ Mem::Crc(crc,&buf[0],(KMaxCheckedUid*sizeof(TUid))>>1);
+ return(crc);
+ }
+
+
+
+
+EXPORT_C TCheckedUid::TCheckedUid()
+/**
+Default constructor.
+
+Initialises the object to binary zeroes.
+*/
+ {
+ // Mem::FillZ(this,sizeof(TCheckedUid));
+ iCheck = 0;
+ }
+
+
+
+
+EXPORT_C TCheckedUid::TCheckedUid(const TUidType& aUidType)
+/**
+Constructor taking an existing Uid type.
+
+The constructor calculates a checksum.
+
+@param aUidType The Uid type to be packaged.
+*/
+ {
+
+ Set(aUidType);
+ }
+
+
+
+
+EXPORT_C TCheckedUid::TCheckedUid(const TDesC8& aPtr)
+/**
+Constructor taking an existing TCheckedUid object encapsulated within
+a descriptor.
+
+The checksum is recalculated and must match the checksum value passed in the
+encapsulated TCheckedUid object, otherwise the content of this object is reset
+to binary zeroes.
+
+@param aPtr A pointer to a descriptor containing an existing TCheckedUid object.
+
+@panic USER 38 If the length of the descriptor is not the same as the size
+ of a TCheckedUid object.
+*/
+ {
+
+ Set(aPtr);
+ }
+
+
+
+
+EXPORT_C void TCheckedUid::Set(const TUidType& aUidType)
+/**
+Sets the specified Uid type to be packaged, and recalculates the checksum.
+
+@param aUidType The Uid type to be packaged.
+*/
+ {
+
+ iType=aUidType;
+ iCheck=Check();
+ }
+
+
+
+EXPORT_C void TCheckedUid::Set(const TDesC8& aPtr)
+/**
+Sets an existing TCheckedUid object encapsulated within a descriptor.
+
+The checksum is recalculated and must match the checksum value passed in the
+encapsulated TCheckedUid object, otherwise the content of this object is reset
+to binary zeroes.
+
+@param aPtr A pointer to a descriptor containing an existing
+ TCheckedUid object.
+
+@panic USER 38 If the length of the descriptor is not the same as the size
+ of a TCheckedUid object.
+*/
+ {
+
+ __ASSERT_ALWAYS(aPtr.Length()==sizeof(TCheckedUid),Panic(ETFuncCheckedUidBadSet));
+ Mem::Move(this,aPtr.Ptr(),sizeof(TCheckedUid));
+ if (iCheck!=Check())
+ Mem::FillZ(this,sizeof(TCheckedUid));
+ }
+
+
+
+
+EXPORT_C TPtrC8 TCheckedUid::Des() const
+/**
+Gets a pointer descriptor to represent this object's data.
+
+@return The pointer descriptor for this object's data. The descriptor's length
+ is the same as the length of a TCheckedUid object.
+*/
+ {
+
+ return(TPtrC8((const TUint8*)this,sizeof(TCheckedUid)));
+ }
+
+
+
+EXPORT_C TUint TCheckedUid::Check() const
+/**
+Calculates the checksum of the UIDs.
+
+@return The checksum.
+*/
+ {
+
+ return((checkSum(((TUint8*)this)+1)<<16)|checkSum(this));
+ }
+
+EXPORT_C TUidType::TUidType()
+/**
+Default constructor.
+
+Creates a UID type, and sets all three component UIDs to KNullUid.
+*/
+ {
+ Mem::FillZ(this,sizeof(TUidType));
+ }
+
+
+
+
+EXPORT_C TUidType::TUidType(TUid aUid1)
+/**
+Constructor that creates a UID type and sets the UID1 component
+to the specified value.
+
+The UID2 and UID3 components are set to KNullUid.
+
+@param aUid1 Value for UID1.
+*/
+ {
+
+
+ Mem::FillZ(this,sizeof(TUidType));
+ iUid[0]=aUid1;
+ }
+
+
+
+
+EXPORT_C TUidType::TUidType(TUid aUid1,TUid aUid2)
+/**
+Constructor that creates a UID type and sets the UID1 and UID2 components
+to the specified values.
+
+The UID3 component is set to KNullUid.
+
+@param aUid1 Value for UID1.
+@param aUid2 Value for UID2.
+*/
+ {
+
+ iUid[0]=aUid1;
+ iUid[1]=aUid2;
+ iUid[2]=KNullUid;
+ }
+
+
+
+
+EXPORT_C TUidType::TUidType(TUid aUid1,TUid aUid2,TUid aUid3)
+/**
+Constructor that creates a UID type and sets all three UID components
+to the specified values.
+
+@param aUid1 Value for UID1.
+@param aUid2 Value for UID2.
+@param aUid3 Value for UID3.
+*/
+ {
+
+
+ iUid[0]=aUid1;
+ iUid[1]=aUid2;
+ iUid[2]=aUid3;
+ }
+
+
+
+
+EXPORT_C TBool TUidType::operator==(const TUidType& aUidType) const
+/**
+Compares this UID type for equality with the specified UID type.
+
+@param aUidType The UID type to be compared.
+
+@return True, if each component UID is equal to the corresponding component
+ UID in the specified UID type; false, otherwise.
+*/
+ {
+
+ return(iUid[0]==aUidType.iUid[0] &&
+ iUid[1]==aUidType.iUid[1] &&
+ iUid[2]==aUidType.iUid[2]);
+ }
+
+
+
+
+EXPORT_C TBool TUidType::operator!=(const TUidType& aUidType) const
+/**
+Compares this UID type for inequality with the specified UID type.
+
+@param aUidType The UID type to be compared.
+
+@return True, if any component UID is not equal to the corresponding component
+UID in the specified UID type; false otherwise.
+*/
+ {
+
+
+ return(!(*this==aUidType));
+ }
+
+
+
+
+EXPORT_C const TUid& TUidType::operator[](TInt aIndex) const
+/**
+Gets the UID component as identified by the specified index.
+
+@param aIndex Index value indicating which UID component to return.
+ 0 specifies UID1,
+ 1 specifies UID2,
+ 2 specifies UID3.
+
+@return A reference to the required UID component.
+
+@panic USER 37 if aIndex is not in the range 0 to 2, inclusive.
+*/
+ {
+
+ __ASSERT_ALWAYS(aIndex>=0 && aIndex<KMaxCheckedUid,Panic(ETFuncUidTypeBadIndex));
+ return(iUid[aIndex]);
+ }
+
+
+
+
+EXPORT_C TUid TUidType::MostDerived() const
+/**
+Gets the most derived UID.
+
+Taking the three UID components as a hierarchy with UID1 being the most general,
+UID2 being more specific than UID1 and UID3 being more specific than UID2,
+then the function returns:
+
+UID3, if UID3 is not KNullUid.
+
+UID2, if UID2 is not KNullUid.
+
+UID1, otherwise
+
+@return The most derived UID.
+
+@see KNullUid
+*/
+ {
+
+ if (iUid[2]!=KNullUid)
+ return(iUid[2]);
+ if (iUid[1]!=KNullUid)
+ return(iUid[1]);
+ return(iUid[0]);
+ }
+
+
+
+
+EXPORT_C TBool TUidType::IsPresent(TUid aUid) const
+/**
+Tests if any of the component UIDs are equal to the specified UID.
+
+@param aUid The UID to be tested.
+
+@return True, if any one of the component UIDs are the same as the specified
+ UID; false, if none of the component UIDs are the same.
+*/
+ {
+
+ return(iUid[0]==aUid || iUid[1]==aUid || iUid[2]==aUid);
+ }
+
+
+
+
+EXPORT_C TBool TUidType::IsValid() const
+/**
+Tests the object for a valid (non-KNullUid) UID type.
+
+@return True, if at least one of the component UIDs is not KNullUid; false,
+ if all component UIDs are KNullUid.
+
+@see KNullUid
+*/
+ {
+
+ return(MostDerived()!=KNullUid);
+ }
+
+EXPORT_C void ExternalizeL(TInt64 anInt64,RWriteStream& aStream)
+//
+// Write a 64-bit integer out to aStream.
+//
+ {
+ aStream.WriteUint32L(I64LOW(anInt64));
+ aStream.WriteUint32L(I64HIGH(anInt64));
+ }
+
+EXPORT_C void InternalizeL(TInt64& anInt64,RReadStream& aStream)
+//
+// Read a 64-bit integer in from aStream.
+//
+ {
+ TUint low=aStream.ReadUint32L();
+ TUint high=aStream.ReadUint32L();
+ anInt64 = MAKE_TINT64(high,low);
+ }
+
+EXPORT_C void ExternalizeL(const TCheckedUid& aUid,RWriteStream& aStream)
+//
+// Write a checked uid type out to aStream.
+//
+ {
+ aStream.WriteL(aUid.Des());
+ }
+
+EXPORT_C void InternalizeL(TCheckedUid& aUid,RReadStream& aStream)
+//
+// Read a checked uid type in from aStream.
+//
+{
+ TUint32 buf[4];
+
+ TPtr8 des((TUint8 *)buf, sizeof(buf));
+ aStream.ReadL(des);
+ aUid.Set(des);
+}
+
+#if 0
+EXPORT_C void ExternalizeL(TPoint aPoint,RWriteStream& aStream)
+//
+// Write a point out to aStream.
+//
+ {
+ aStream.WriteInt32L(aPoint.iX);
+ aStream.WriteInt32L(aPoint.iY);
+ }
+
+EXPORT_C void ExternalizeL(TSize aSize,RWriteStream& aStream)
+//
+// Write a size out to aStream.
+//
+ {
+ aStream.WriteInt32L(aSize.iWidth);
+ aStream.WriteInt32L(aSize.iHeight);
+ }
+
+EXPORT_C void ExternalizeL(const TRect& aRect,RWriteStream& aStream)
+//
+// Write a rectangle out to aStream.
+//
+ {
+ aStream<<aRect.iTl;
+ aStream<<aRect.iBr;
+ }
+
+EXPORT_C void InternalizeL(TPoint& aPoint,RReadStream& aStream)
+//
+// Read a point in from aStream.
+//
+ {
+ aPoint.iX=aStream.ReadInt32L();
+ aPoint.iY=aStream.ReadInt32L();
+ }
+
+EXPORT_C void InternalizeL(TSize& aSize,RReadStream& aStream)
+//
+// Read a size in from aStream.
+//
+ {
+ aSize.iWidth=aStream.ReadInt32L();
+ aSize.iHeight=aStream.ReadInt32L();
+ }
+
+EXPORT_C void InternalizeL(TRect& aRect,RReadStream& aStream)
+//
+// Read a rectangle in from aStream.
+//
+ {
+ aStream>>aRect.iTl;
+ aStream>>aRect.iBr;
+ }
+#endif
+
+RWriteStream& operator<<(RWriteStream&aStream, const TDesHeader &aDesHeader)
+{
+ aDesHeader.ExternalizeL(aStream);
+ return aStream;
+}
+
+RReadStream& operator>>(RReadStream&aStream, TDesHeader &aDesHeader)
+{
+ aDesHeader.InternalizeL(aStream);
+ return aStream;
+}
+
+EXPORT_C void ExternalizeL(const TDesC8& aDes8,RWriteStream& aStream)
+//
+// Write an 8-bit descriptor out to aStream.
+//
+ {
+ TDesHeader header(aDes8);
+ aStream<<header;
+ aStream.WriteL(aDes8.Ptr(),aDes8.Length());
+ }
+
+RWriteStream& operator<<(RWriteStream&aStream, const TCardinality &aCardinality)
+{
+ aCardinality.ExternalizeL(aStream);
+ return aStream;
+}
+
+RReadStream& operator>>(RReadStream&aStream, TCardinality &aCardinality)
+{
+ aCardinality.InternalizeL(aStream);
+ return aStream;
+}
+
+EXPORT_C void ExternalizeL(const TDesC16& aDes16,RWriteStream& aStream)
+//
+// Write a 16-bit descriptor out to aStream.
+//
+ {
+ TDesHeader header(aDes16);
+ aStream << header;
+
+#ifdef _UNICODE
+ // In the Unicode build, compress the data using the Standard Unicode Compression Scheme.
+ TMemoryUnicodeSource source(aDes16.Ptr());
+ TUnicodeCompressor compressor;
+ compressor.CompressL(aStream,source,KMaxTInt,aDes16.Length());
+
+#else
+ aStream.WriteL(aDes16.Ptr(),aDes16.Length());
+#endif
+ }
+
+EXPORT_C void InternalizeL(TDes8& aDes8,RReadStream& aStream)
+//
+// Read an 8-bit descriptor in from aStream.
+//
+ {
+ TDesInternalizer interL;
+ aStream>>interL.Header();
+ interL(aDes8,aStream);
+ }
+
+EXPORT_C void InternalizeL(TDes16& aDes16,RReadStream& aStream)
+//
+// Read a 16-bit descriptor in from aStream.
+//
+ {
+ TDesInternalizer interL;
+ aStream>>interL.Header();
+ interL(aDes16,aStream);
+ }
+inline TDesHeader::TDesHeader(const TDesC8& aDes8)
+ : iVal((aDes8.Length()<<1)+1)
+ {}
+inline TDesHeader::TDesHeader(const TDesC16& aDes16)
+ : iVal((aDes16.Length()<<1))
+ {}
+inline TDesHeader& TDesHeader::operator=(const TDesC8& aDes8)
+ {return *this=TDesHeader(aDes8);}
+inline TDesHeader& TDesHeader::operator=(const TDesC16& aDes16)
+ {return *this=TDesHeader(aDes16);}
+inline TBool TDesHeader::IsWidth8() const
+ {return TInt(iVal)&0x1;}
+inline TBool TDesHeader::IsWidth16() const
+ {return !IsWidth8();}
+inline TInt TDesHeader::Length() const
+ {return TInt(iVal)>>1;}
+inline void TDesHeader::ExternalizeL(RWriteStream& aStream) const
+ {aStream<<iVal;}
+inline void TDesHeader::InternalizeL(RReadStream& aStream)
+ {aStream>>iVal;}
+
+// An MUnicodeSink implementation to write Unicode values into 8-bit bytes; anything outside 0..255 becomes 1
+#ifdef _UNICODE
+class TNarrowUnicodeSink: public MUnicodeSink
+ {
+ public:
+ TNarrowUnicodeSink(TUint8* aPtr): iPtr(aPtr) { }
+ void WriteUnicodeValueL(TUint16 aValue) { *iPtr++ = (TUint8)(aValue > 255 ? 1 : aValue); }
+
+ private:
+ TUint8* iPtr;
+ };
+#endif
+
+void TDesInternalizer::operator()(TDes8& aDes8,RReadStream& aStream) const
+//
+// Read an 8-bit descriptor in from aStream.
+//
+ {
+ TInt len=iHeader.Length();
+ if (len>aDes8.MaxLength())
+ __LEAVE(KErrOverflow);
+//
+ TUint8* ptr=(TUint8*)aDes8.Ptr();
+ if (iHeader.IsWidth8())
+ aStream.ReadL(ptr,len);
+ else
+ {
+ __ASSERT_DEBUG(iHeader.IsWidth16(),User::Invariant());
+#ifdef _UNICODE
+ // In the Unicode build 16-bit descriptors need to be expanded from the Standard Unicode Compression Scheme.
+ TNarrowUnicodeSink sink(ptr);
+ TUnicodeExpander expander;
+ expander.ExpandL(sink,aStream,len);
+
+#else
+ TUint8* end=ptr+len;
+ while (ptr!=end)
+ {
+ TUint c=aStream.ReadUint16L();
+ if (c>=0x100)
+ c=1;
+ *ptr++=TUint8(c);
+ }
+#endif
+ }
+ aDes8.SetLength(len);
+ }
+
+void TDesInternalizer::operator()(TDes16& aDes16,RReadStream& aStream) const
+//
+// Read a 16-bit descriptor in from aStream.
+//
+ {
+ TInt len=iHeader.Length();
+ if (len>aDes16.MaxLength())
+ __LEAVE(KErrOverflow);
+//
+ TUint16* ptr=(TUint16*)aDes16.Ptr();
+ if (iHeader.IsWidth16())
+ {
+#ifdef _UNICODE
+ // In the Unicode build 16-bit descriptors need to be expanded from the Standard Unicode Compression Scheme.
+ TMemoryUnicodeSink sink(ptr);
+ TUnicodeExpander expander;
+ expander.ExpandL(sink,aStream,len);
+
+#else
+ aStream.ReadL(ptr,len);
+#endif
+ }
+ else
+ {
+ __ASSERT_DEBUG(iHeader.IsWidth8(),User::Invariant());
+ TUint16* end=ptr+len;
+ while (ptr!=end)
+ *ptr++=aStream.ReadUint8L();
+ }
+ aDes16.SetLength(len);
+ }
+
+// End of file