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#92806 need to support GB18030 in universal detector

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replace gb18030 state machine with the new one, which has been tested in
PSM detector.
r=ftang, sr=scc
This commit is contained in:
shanjian%netscape.com 2005-11-02 16:57:17 +00:00
parent af6d628bba
commit 09397bd781
1 changed files with 42 additions and 32 deletions
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74
extensions/universalchardet/src/base/nsMBCSSM.cpp
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@ -315,53 +315,63 @@ SMModel GB2312SMModel = {
};
*/
// the following state machine data was created by perl script in
// intl/chardet/tools. It should be the same as in PSM detector.
static PRUint32 GB18030_cls [ 256 / 8 ] = {
//PCK4BITS(0,1,1,1,1,1,1,1), // 00 - 07
PCK4BITS(1,1,1,1,1,1,1,1), // 00 - 07
PCK4BITS(1,1,1,1,1,1,0,0), // 08 - 0f
PCK4BITS(1,1,1,1,1,1,1,1), // 10 - 17
PCK4BITS(1,1,1,0,1,1,1,1), // 18 - 1f
PCK4BITS(1,1,1,1,1,1,1,1), // 20 - 27
PCK4BITS(1,1,1,1,1,1,1,1), // 28 - 2f
PCK4BITS(1,1,1,1,1,1,1,1), // 30 - 37
PCK4BITS(1,1,1,1,1,1,1,1), // 38 - 3f
PCK4BITS(3,3,3,3,3,3,3,3), // 40 - 47
PCK4BITS(3,3,3,3,3,3,3,3), // 48 - 4f
PCK4BITS(3,3,3,3,3,3,3,3), // 50 - 57
PCK4BITS(3,3,3,3,3,3,3,3), // 58 - 5f
PCK4BITS(3,3,3,3,3,3,3,3), // 60 - 67
PCK4BITS(3,3,3,3,3,3,3,3), // 68 - 6f
PCK4BITS(3,3,3,3,3,3,3,3), // 70 - 77
PCK4BITS(3,3,3,3,3,3,3,1), // 78 - 7f
PCK4BITS(3,2,2,2,2,2,2,2), // 80 - 87
PCK4BITS(2,2,2,2,2,2,2,2), // 88 - 8f
PCK4BITS(2,2,2,2,2,2,2,2), // 90 - 97
PCK4BITS(2,2,2,2,2,2,2,2), // 98 - 9f
PCK4BITS(2,2,2,2,2,2,2,2), // a0 - a7
PCK4BITS(2,2,2,2,2,2,2,2), // a8 - af
PCK4BITS(2,2,2,2,2,2,2,2), // b0 - b7
PCK4BITS(2,2,2,2,2,2,2,2), // b8 - bf
PCK4BITS(2,2,2,2,2,2,2,2), // c0 - c7
PCK4BITS(2,2,2,2,2,2,2,2), // c8 - cf
PCK4BITS(2,2,2,2,2,2,2,2), // d0 - d7
PCK4BITS(2,2,2,2,2,2,2,2), // d8 - df
PCK4BITS(2,2,2,2,2,2,2,2), // e0 - e7
PCK4BITS(2,2,2,2,2,2,2,2), // e8 - ef
PCK4BITS(2,2,2,2,2,2,2,2), // f0 - f7
PCK4BITS(2,2,2,2,2,2,2,0) // f8 - ff
PCK4BITS(3,3,3,3,3,3,3,3), // 30 - 37
PCK4BITS(3,3,1,1,1,1,1,1), // 38 - 3f
PCK4BITS(2,2,2,2,2,2,2,2), // 40 - 47
PCK4BITS(2,2,2,2,2,2,2,2), // 48 - 4f
PCK4BITS(2,2,2,2,2,2,2,2), // 50 - 57
PCK4BITS(2,2,2,2,2,2,2,2), // 58 - 5f
PCK4BITS(2,2,2,2,2,2,2,2), // 60 - 67
PCK4BITS(2,2,2,2,2,2,2,2), // 68 - 6f
PCK4BITS(2,2,2,2,2,2,2,2), // 70 - 77
PCK4BITS(2,2,2,2,2,2,2,4), // 78 - 7f
PCK4BITS(5,6,6,6,6,6,6,6), // 80 - 87
PCK4BITS(6,6,6,6,6,6,6,6), // 88 - 8f
PCK4BITS(6,6,6,6,6,6,6,6), // 90 - 97
PCK4BITS(6,6,6,6,6,6,6,6), // 98 - 9f
PCK4BITS(6,6,6,6,6,6,6,6), // a0 - a7
PCK4BITS(6,6,6,6,6,6,6,6), // a8 - af
PCK4BITS(6,6,6,6,6,6,6,6), // b0 - b7
PCK4BITS(6,6,6,6,6,6,6,6), // b8 - bf
PCK4BITS(6,6,6,6,6,6,6,6), // c0 - c7
PCK4BITS(6,6,6,6,6,6,6,6), // c8 - cf
PCK4BITS(6,6,6,6,6,6,6,6), // d0 - d7
PCK4BITS(6,6,6,6,6,6,6,6), // d8 - df
PCK4BITS(6,6,6,6,6,6,6,6), // e0 - e7
PCK4BITS(6,6,6,6,6,6,6,6), // e8 - ef
PCK4BITS(6,6,6,6,6,6,6,6), // f0 - f7
PCK4BITS(6,6,6,6,6,6,6,0) // f8 - ff
};
static PRUint32 GB18030_st [ 2] = {
PCK4BITS(eError,eStart, 3,eStart,eError,eError,eError,eError),//00-07
PCK4BITS(eItsMe,eItsMe,eItsMe,eItsMe,eError,eError,eStart,eStart) //08-0f
static PRUint32 GB18030_st [ 6] = {
PCK4BITS(eError,eStart,eStart,eStart,eStart,eStart, 3,eError),//00-07
PCK4BITS(eError,eError,eError,eError,eError,eError,eItsMe,eItsMe),//08-0f
PCK4BITS(eItsMe,eItsMe,eItsMe,eItsMe,eItsMe,eError,eError,eStart),//10-17
PCK4BITS( 4,eError,eStart,eStart,eError,eError,eError,eError),//18-1f
PCK4BITS(eError,eError, 5,eError,eError,eError,eItsMe,eError),//20-27
PCK4BITS(eError,eError,eStart,eStart,eStart,eStart,eStart,eStart) //28-2f
};
static PRUint32 GB18030CharLenTable[] = {0, 1, 2, 0};
// To be accurate, the length of class 6 can be either 2 or 4.
// But it is not necessary to discriminate between the two since
// it is used for frequency analysis only, and we are validing
// each code range there as well. So it is safe to set it to be
// 2 here.
static PRUint32 GB18030CharLenTable[] = {0, 1, 1, 1, 1, 1, 2};
SMModel GB18030SMModel = {
{eIdxSft4bits, eSftMsk4bits, eBitSft4bits, eUnitMsk4bits, GB18030_cls },
4,
7,
{eIdxSft4bits, eSftMsk4bits, eBitSft4bits, eUnitMsk4bits, GB18030_st },
GB18030CharLenTable,
"GB18030",