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  • SQLSERVER md5函数

    < DOCTYPE html PUBLIC -WCDTD XHTML StrictEN httpwwwworgTRxhtmlDTDxhtml-strictdtd>

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_m_OnBits]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_m_OnBits]
    GO

    CREATE FUNCTION dbo.MD5_m_OnBits(
    @i TINYINT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @iRes INT
    SELECT @iRes =
    CASE @i
    WHEN 0 THEN 1 -- 00000000000000000000000000000001
    WHEN 1 THEN 3 -- 00000000000000000000000000000011
    WHEN 2 THEN 7 -- 00000000000000000000000000000111
    WHEN 3 THEN 15 -- 00000000000000000000000000001111
    WHEN 4 THEN 31 -- 00000000000000000000000000011111
    WHEN 5 THEN 63 -- 00000000000000000000000000111111
    WHEN 6 THEN 127 -- 00000000000000000000000001111111
    WHEN 7 THEN 255 -- 00000000000000000000000011111111
    WHEN 8 THEN 511 -- 00000000000000000000000111111111
    WHEN 9 THEN 1023 -- 00000000000000000000001111111111
    WHEN 10 THEN 2047 -- 00000000000000000000011111111111
    WHEN 11 THEN 4095 -- 00000000000000000000111111111111
    WHEN 12 THEN 8191 -- 00000000000000000001111111111111
    WHEN 13 THEN 16383 -- 00000000000000000011111111111111
    WHEN 14 THEN 32767 -- 00000000000000000111111111111111
    WHEN 15 THEN 65535 -- 00000000000000001111111111111111
    WHEN 16 THEN 131071 -- 00000000000000011111111111111111
    WHEN 17 THEN 262143 -- 00000000000000111111111111111111
    WHEN 18 THEN 524287 -- 00000000000001111111111111111111
    WHEN 19 THEN 1048575 -- 00000000000011111111111111111111
    WHEN 20 THEN 2097151 -- 00000000000111111111111111111111
    WHEN 21 THEN 4194303 -- 00000000001111111111111111111111
    WHEN 22 THEN 8388607 -- 00000000011111111111111111111111
    WHEN 23 THEN 16777215 -- 00000000111111111111111111111111
    WHEN 24 THEN 33554431 -- 00000001111111111111111111111111
    WHEN 25 THEN 67108863 -- 00000011111111111111111111111111
    WHEN 26 THEN 134217727 -- 00000111111111111111111111111111
    WHEN 27 THEN 268435455 -- 00001111111111111111111111111111
    WHEN 28 THEN 536870911 -- 00011111111111111111111111111111
    WHEN 29 THEN 1073741823 -- 00111111111111111111111111111111
    WHEN 30 THEN 2147483647 -- 01111111111111111111111111111111
    ELSE 0
    END
    RETURN(@iRes)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_m_2Power]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_m_2Power]
    GO

    CREATE FUNCTION dbo.MD5_m_2Power(
    @i TINYINT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @iRes INT
    SELECT @iRes =
    CASE @i
    WHEN 0 THEN 1 -- 00000000000000000000000000000001
    WHEN 1 THEN 2 -- 00000000000000000000000000000010
    WHEN 2 THEN 4 -- 00000000000000000000000000000100
    WHEN 3 THEN 8 -- 00000000000000000000000000001000
    WHEN 4 THEN 16 -- 00000000000000000000000000010000
    WHEN 5 THEN 32 -- 00000000000000000000000000100000
    WHEN 6 THEN 64 -- 00000000000000000000000001000000
    WHEN 7 THEN 128 -- 00000000000000000000000010000000
    WHEN 8 THEN 256 -- 00000000000000000000000100000000
    WHEN 9 THEN 512 -- 00000000000000000000001000000000
    WHEN 10 THEN 1024 -- 00000000000000000000010000000000
    WHEN 11 THEN 2048 -- 00000000000000000000100000000000
    WHEN 12 THEN 4096 -- 00000000000000000001000000000000
    WHEN 13 THEN 8192 -- 00000000000000000010000000000000
    WHEN 14 THEN 16384 -- 00000000000000000100000000000000
    WHEN 15 THEN 32768 -- 00000000000000001000000000000000
    WHEN 16 THEN 65536 -- 00000000000000010000000000000000
    WHEN 17 THEN 131072 -- 00000000000000100000000000000000
    WHEN 18 THEN 262144 -- 00000000000001000000000000000000
    WHEN 19 THEN 524288 -- 00000000000010000000000000000000
    WHEN 20 THEN 1048576 -- 00000000000100000000000000000000
    WHEN 21 THEN 2097152 -- 00000000001000000000000000000000
    WHEN 22 THEN 4194304 -- 00000000010000000000000000000000
    WHEN 23 THEN 8388608 -- 00000000100000000000000000000000
    WHEN 24 THEN 16777216 -- 00000001000000000000000000000000
    WHEN 25 THEN 33554432 -- 00000010000000000000000000000000
    WHEN 26 THEN 67108864 -- 00000100000000000000000000000000
    WHEN 27 THEN 134217728 -- 00001000000000000000000000000000
    WHEN 28 THEN 268435456 -- 00010000000000000000000000000000
    WHEN 29 THEN 536870912 -- 00100000000000000000000000000000
    WHEN 30 THEN 1073741824 -- 01000000000000000000000000000000
    ELSE 0
    END
    RETURN(@iRes)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_LShift]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_LShift]
    GO

    CREATE FUNCTION dbo.MD5_LShift(
    @ivalue INT
    ,@iShiftBits TINYINT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @iRes BIGINT
    SET @iRes = CAST(@ivalue AS BINARY(8))
    SET @iRes = @iRes * dbo.MD5_m_2Power(@iShiftBits)
    RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_RShift]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_RShift]
    GO

    CREATE FUNCTION dbo.MD5_RShift(
    @ivalue INT
    ,@iShiftBits TINYINT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @iRes BIGINT
    SET @iRes = CAST(@ivalue AS BINARY(8))
    SET @iRes = @iRes / dbo.MD5_m_2Power(@iShiftBits)
    RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_RotateLeft]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_RotateLeft]
    GO

    CREATE FUNCTION dbo.MD5_RotateLeft(
    @ivalue INT
    ,@iShiftBits TINYINT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    RETURN(dbo.MD5_LShift(@ivalue, @iShiftBits) | dbo.MD5_RShift(@ivalue, (32 - @iShiftBits)))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_AddUnsigned]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_AddUnsigned]
    GO

    CREATE FUNCTION dbo.MD5_AddUnsigned(
    @iX INT
    ,@iY INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @iRes BIGINT
    SET @iRes = CAST(CAST(@iX AS BINARY(8)) AS BIGINT) + CAST(CAST(@iY AS BINARY(8)) AS BIGINT)
    RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
    END
    GO
    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_F]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_F]
    GO

    CREATE FUNCTION dbo.MD5_F(
    @x INT
    ,@y INT
    ,@z INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    RETURN((@x & @y) | (() & @z))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_G]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_G]
    GO

    CREATE FUNCTION dbo.MD5_G(
    @x INT
    ,@y INT
    ,@z INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    RETURN((@x & @z) | (@y & ()))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_H]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_H]
    GO

    CREATE FUNCTION dbo.MD5_H(
    @x INT
    ,@y INT
    ,@z INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    RETURN(@x ^ @y ^ @z)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_I]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_I]
    GO

    CREATE FUNCTION dbo.MD5_I(
    @x INT
    ,@y INT
    ,@z INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    RETURN(@y ^ (@x | ()))
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_FF]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_FF]
    GO

    CREATE FUNCTION dbo.MD5_FF(
    @a INT
    ,@b INT
    ,@c INT
    ,@d INT
    ,@x INT
    ,@s INT
    ,@ac INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_F(@b, @c, @d), @x), @ac))
    SET @a = dbo.MD5_RotateLeft(@a, @s)
    SET @a = dbo.MD5_AddUnsigned(@a, @b)
    RETURN(@a)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_GG]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_GG]
    GO

    CREATE FUNCTION dbo.MD5_GG(
    @a INT
    ,@b INT
    ,@c INT
    ,@d INT
    ,@x INT
    ,@s INT
    ,@ac INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_G(@b, @c, @d), @x), @ac))
    SET @a = dbo.MD5_RotateLeft(@a, @s)
    SET @a = dbo.MD5_AddUnsigned(@a, @b)
    RETURN(@a)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_HH]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_HH]
    GO

    CREATE FUNCTION dbo.MD5_HH(
    @a INT
    ,@b INT
    ,@c INT
    ,@d INT
    ,@x INT
    ,@s INT
    ,@ac INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_H(@b, @c, @d), @x), @ac))
    SET @a = dbo.MD5_RotateLeft(@a, @s)
    SET @a = dbo.MD5_AddUnsigned(@a, @b)
    RETURN(@a)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_II]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_II]
    GO

    CREATE FUNCTION dbo.MD5_II(
    @a INT
    ,@b INT
    ,@c INT
    ,@d INT
    ,@x INT
    ,@s INT
    ,@ac INT
    )
    RETURNS INT
    WITH ENCRYPTION
    AS
    BEGIN
    SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_I(@b, @c, @d), @x), @ac))
    SET @a = dbo.MD5_RotateLeft(@a, @s)
    SET @a = dbo.MD5_AddUnsigned(@a, @b)
    RETURN(@a)
    END
    GO
    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_ConvertToWordArray]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_ConvertToWordArray]
    GO

    CREATE FUNCTION dbo.MD5_ConvertToWordArray(
    @sOrigMess VARCHAR(8000) = ''
    )
    RETURNS @tWordArray TABLE([ID] INT IDENTITY(0,1),[Word] INT)
    WITH ENCRYPTION
    AS
    BEGIN
    IF @sOrigMess IS NULL
    SET @sOrigMess = ''

    DECLARE @iLenOfMess INT
    DECLARE @iWordArrayLen INT
    DECLARE @iPosOfWord INT
    DECLARE @iPosOfMess INT
    DECLARE @iCountOfWord INT

    SET @iLenOfMess = LEN(@sOrigMess)
    SET @iWordArrayLen = ((@iLenOfMess + 8)/64 + 1) * 16
    SET @iCountOfWord = 0
    WHILE(@iCountOfWord<@iWordArrayLen)
    BEGIN
    INSERT INTO @tWordArray([Word]) valueS(0)
    SET @iCountOfWord = @iCountOfWord + 1
    END

    SELECT @iPosOfMess = 0, @iPosOfWord = 0, @iCountOfWord = 0
    WHILE(@iPosOfMess < @iLenOfMess)
    BEGIN
    SELECT @iCountOfWord = @iPosOfMess / 4, @iPosOfWord = @iPosOfMess % 4
    UPDATE @tWordArray
    SET [Word] = [Word] | dbo.MD5_LShift(UNICODE(SUBSTRING(@sOrigMess,@iPosOfMess+1,1)),@iPosOfWord*8)
    WHERE [ID] = @iCountOfWord
    SET @iPosOfMess = @iPosOfMess + 1
    END

    SELECT @iCountOfWord = @iPosOfMess / 4, @iPosOfWord = @iPosOfMess % 4
    UPDATE @tWordArray
    SET [Word] = [Word] | dbo.MD5_LShift(0x80,@iPosOfWord*8)
    WHERE [ID] = @iCountOfWord

    UPDATE @tWordArray
    SET [Word] = [Word] | dbo.MD5_LShift(@iLenOfMess,3)
    WHERE [ID] = @iWordArrayLen - 2
    UPDATE @tWordArray
    SET [Word] = [Word] | dbo.MD5_RShift(@iLenOfMess,29)
    WHERE [ID] = @iWordArrayLen - 1
    RETURN
    END
    GO
    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5_WordToHex]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5_WordToHex]
    GO

    CREATE FUNCTION dbo.MD5_WordToHex(
    @ivalue INT
    )
    RETURNS CHAR(8)
    WITH ENCRYPTION
    AS
    BEGIN
    DECLARE @sRes VARCHAR(8)
    DECLARE @iTmp INT
    DECLARE @iCount TINYINT

    SELECT @sRes = '', @iCount = 0
    WHILE(@iCount<4)
    BEGIN
    SET @iTmp = dbo.MD5_RShift(@ivalue,@iCount*8) & 0x000000FF
    SET @sRes = @sRes + CASE @iTmp / 16 WHEN 0 THEN '0'
    WHEN 1 THEN '1'
    WHEN 2 THEN '2'
    WHEN 3 THEN '3'
    WHEN 4 THEN '4'
    WHEN 5 THEN '5'
    WHEN 6 THEN '6'
    WHEN 7 THEN '7'
    WHEN 8 THEN '8'
    WHEN 9 THEN '9'
    WHEN 10 THEN 'A'
    WHEN 11 THEN 'B'
    WHEN 12 THEN 'C'
    WHEN 13 THEN 'D'
    WHEN 14 THEN 'E'
    WHEN 15 THEN 'F'
    ELSE '' END
    + CASE @iTmp % 16 WHEN 0 THEN '0'
    WHEN 1 THEN '1'
    WHEN 2 THEN '2'
    WHEN 3 THEN '3'
    WHEN 4 THEN '4'
    WHEN 5 THEN '5'
    WHEN 6 THEN '6'
    WHEN 7 THEN '7'
    WHEN 8 THEN '8'
    WHEN 9 THEN '9'
    WHEN 10 THEN 'A'
    WHEN 11 THEN 'B'
    WHEN 12 THEN 'C'
    WHEN 13 THEN 'D'
    WHEN 14 THEN 'E'
    WHEN 15 THEN 'F'
    ELSE '' END
    SET @iCount = @iCount + 1
    END
    RETURN(@sRes)
    END
    GO

    IF EXISTS(SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[MD5]') AND xtype IN(N'FN', N'IF', N'TF'))
    DROP FUNCTION [dbo].[MD5]
    GO

    CREATE FUNCTION dbo.MD5(
    @sOrigMess NVARCHAR(4000)
    )
    RETURNS CHAR(32)
    WITH ENCRYPTION
    AS
    BEGIN
    --====================================
    DECLARE @S11 TINYINT
    DECLARE @S12 TINYINT
    DECLARE @S13 TINYINT
    DECLARE @S14 TINYINT
    DECLARE @S21 TINYINT
    DECLARE @S22 TINYINT
    DECLARE @S23 TINYINT
    DECLARE @S24 TINYINT
    DECLARE @S31 TINYINT
    DECLARE @S32 TINYINT
    DECLARE @S33 TINYINT
    DECLARE @S34 TINYINT
    DECLARE @S41 TINYINT
    DECLARE @S42 TINYINT
    DECLARE @S43 TINYINT
    DECLARE @S44 TINYINT

    SELECT @S11 = 7, @S12 = 12, @S13 = 17, @S14 = 22
    SELECT @S21 = 5, @S22 = 9, @S23 = 14, @S24 = 20
    SELECT @S31 = 4, @S32 = 11, @S33 = 16, @S34 = 23
    SELECT @S41 = 6, @S42 = 10, @S43 = 15, @S44 = 21
    --====================================
    DECLARE @a INT
    DECLARE @b INT
    DECLARE @c INT
    DECLARE @d INT
    DECLARE @AA INT
    DECLARE @BB INT
    DECLARE @CC INT
    DECLARE @DD INT

    SELECT @a = 0x67452301
    ,@b = 0xEFCDAB89
    ,@c = 0x98BADCFE
    ,@d = 0x10325476
    --====================================
    DECLARE @sRes VARCHAR(32)
    SET @sRes = ''
    DECLARE @iWordArrayLen INT
    DECLARE @iWordArrayCount INT

    DECLARE @tTmp TABLE([ID] INT, [Word] INT)
    INSERT INTO @tTmp SELECT * FROM dbo.MD5_ConvertToWordArray(@sOrigMess)
    SELECT @iWordArrayCount=0, @iWordArrayLen = COUNT(*) FROM @tTmp

    WHILE(@iWordArrayCount < @iWordArrayLen)
    BEGIN
    SELECT @AA = @a, @BB = @b, @CC = @c, @DD = @d

    SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S11, 0xD76AA478)
    SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S12, 0xE8C7B756)
    SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S13, 0x242070DB)
    SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S14, 0xC1BDCEEE)
    SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S11, 0xF57C0FAF)
    SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S12, 0x4787C62A)
    SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S13, 0xA8304613)
    SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S14, 0xFD469501)
    SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S11, 0x698098D8)
    SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S12, 0x8B44F7AF)
    SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S13, 0xFFFF5BB1)
    SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S14, 0x895CD7BE)
    SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S11, 0x6B901122)
    SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S12, 0xFD987193)
    SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S13, 0xA679438E)
    SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S14, 0x49B40821)

    SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S21, 0xF61E2562)
    SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S22, 0xC040B340)
    SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S23, 0x265E5A51)
    SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S24, 0xE9B6C7AA)
    SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S21, 0xD62F105D)
    SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S22, 0x2441453)
    SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S23, 0xD8A1E681)
    SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S24, 0xE7D3FBC8)
    SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S21, 0x21E1CDE6)
    SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S22, 0xC33707D6)
    SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S23, 0xF4D50D87)
    SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S24, 0x455A14ED)
    SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S21, 0xA9E3E905)
    SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S22, 0xFCEFA3F8)
    SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S23, 0x676F02D9)
    SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S24, 0x8D2A4C8A)

    SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S31, 0xFFFA3942)
    SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S32, 0x8771F681)
    SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S33, 0x6D9D6122)
    SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S34, 0xFDE5380C)
    SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S31, 0xA4BEEA44)
    SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S32, 0x4BDECFA9)
    SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S33, 0xF6BB4B60)
    SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S34, 0xBEBFBC70)
    SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S31, 0x289B7EC6)
    SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S32, 0xEAA127FA)
    SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S33, 0xD4EF3085)
    SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S34, 0x4881D05)
    SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S31, 0xD9D4D039)
    SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S32, 0xE6DB99E5)
    SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S33, 0x1FA27CF8)
    SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S34, 0xC4AC5665)
    SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S41, 0xF4292244)
    SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S42, 0x432AFF97)
    SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S43, 0xAB9423A7)
    SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S44, 0xFC93A039)
    SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S41, 0x655B59C3)
    SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S42, 0x8F0CCC92)
    SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S43, 0xFFEFF47D)
    SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S44, 0x85845DD1)
    SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S41, 0x6FA87E4F)
    SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S42, 0xFE2CE6E0)
    SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S43, 0xA3014314)
    SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S44, 0x4E0811A1)
    SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S41, 0xF7537E82)
    SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S42, 0xBD3AF235)
    SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S43, 0x2AD7D2BB)
    SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S44, 0xEB86D391)

    SET @a = dbo.MD5_AddUnsigned(@a, @AA)
    SET @b = dbo.MD5_AddUnsigned(@b, @BB)
    SET @c = dbo.MD5_AddUnsigned(@c, @CC)
    SET @d = dbo.MD5_AddUnsigned(@d, @DD)

    SET @iWordArrayCount = @iWordArrayCount + 16
    END

    SET @sRes = dbo.MD5_WordToHex(@a) + dbo.MD5_WordToHex(@b) + dbo.MD5_WordToHex(@c) + dbo.MD5_WordToHex(@d)
    SET @sRes = LOWER(@sRes)
    RETURN(@sRes)
    END
    GO

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  • 原文地址:https://www.cnblogs.com/netcorner/p/2911969.html
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