Changeset 400 for trunk

Timestamp:

May 22, 2016, 1:01:52 PM (9 years ago)

Author:

RBRi

Message:

remove usage of ACLStringUtility

File:

• trunk/Library/ACLUtility.pas (modified) (4 diffs)

trunk/Library/ACLUtility.pas

@@ -149 +149 @@
   end;
 
+{$ifdef os2}
+function GetCrc32( pData: pointer; size: longint ): longword;
+{$endif}
+
+function Pascal_GetCrc32( pData: pointer; size: longint ): longword;
+
 // Raise an exception if the given Code is <> 0
 procedure CheckSystemError( Code: longword;
@@ -154 +160 @@
 
 {$ifdef os2}
+// get pointer to start, and length, of specified parameter
+procedure GetCommandLineParameter( item: byte;
+                                   var pParam: pchar;
+                                   var ParamLength: longint );
+
 function GetUserProfileString( const AppName: string;
                                const KeyName: string;
@@ -514 +525 @@
 {$endif}
 
+const
+  Crc32Table: array[ 0..255 ] of longword =
+  (
+    $00000000, $77073096, $EE0E612C, $990951BA,
+    $076DC419, $706AF48F, $E963A535, $9E6495A3,
+    $0EDB8832, $79DCB8A4, $E0D5E91E, $97D2D988,
+    $09B64C2B, $7EB17CBD, $E7B82D07, $90BF1D91,
+    $1DB71064, $6AB020F2, $F3B97148, $84BE41DE,
+    $1ADAD47D, $6DDDE4EB, $F4D4B551, $83D385C7,
+    $136C9856, $646BA8C0, $FD62F97A, $8A65C9EC,
+    $14015C4F, $63066CD9, $FA0F3D63, $8D080DF5,
+    $3B6E20C8, $4C69105E, $D56041E4, $A2677172,
+    $3C03E4D1, $4B04D447, $D20D85FD, $A50AB56B,
+    $35B5A8FA, $42B2986C, $DBBBC9D6, $ACBCF940,
+    $32D86CE3, $45DF5C75, $DCD60DCF, $ABD13D59,
+    $26D930AC, $51DE003A, $C8D75180, $BFD06116,
+    $21B4F4B5, $56B3C423, $CFBA9599, $B8BDA50F,
+    $2802B89E, $5F058808, $C60CD9B2, $B10BE924,
+    $2F6F7C87, $58684C11, $C1611DAB, $B6662D3D,
+    $76DC4190, $01DB7106, $98D220BC, $EFD5102A,
+    $71B18589, $06B6B51F, $9FBFE4A5, $E8B8D433,
+    $7807C9A2, $0F00F934, $9609A88E, $E10E9818,
+    $7F6A0DBB, $086D3D2D, $91646C97, $E6635C01,
+    $6B6B51F4, $1C6C6162, $856530D8, $F262004E,
+    $6C0695ED, $1B01A57B, $8208F4C1, $F50FC457,
+    $65B0D9C6, $12B7E950, $8BBEB8EA, $FCB9887C,
+    $62DD1DDF, $15DA2D49, $8CD37CF3, $FBD44C65,
+    $4DB26158, $3AB551CE, $A3BC0074, $D4BB30E2,
+    $4ADFA541, $3DD895D7, $A4D1C46D, $D3D6F4FB,
+    $4369E96A, $346ED9FC, $AD678846, $DA60B8D0,
+    $44042D73, $33031DE5, $AA0A4C5F, $DD0D7CC9,
+    $5005713C, $270241AA, $BE0B1010, $C90C2086,
+    $5768B525, $206F85B3, $B966D409, $CE61E49F,
+    $5EDEF90E, $29D9C998, $B0D09822, $C7D7A8B4,
+    $59B33D17, $2EB40D81, $B7BD5C3B, $C0BA6CAD,
+    $EDB88320, $9ABFB3B6, $03B6E20C, $74B1D29A,
+    $EAD54739, $9DD277AF, $04DB2615, $73DC1683,
+    $E3630B12, $94643B84, $0D6D6A3E, $7A6A5AA8,
+    $E40ECF0B, $9309FF9D, $0A00AE27, $7D079EB1,
+    $F00F9344, $8708A3D2, $1E01F268, $6906C2FE,
+    $F762575D, $806567CB, $196C3671, $6E6B06E7,
+    $FED41B76, $89D32BE0, $10DA7A5A, $67DD4ACC,
+    $F9B9DF6F, $8EBEEFF9, $17B7BE43, $60B08ED5,
+    $D6D6A3E8, $A1D1937E, $38D8C2C4, $4FDFF252,
+    $D1BB67F1, $A6BC5767, $3FB506DD, $48B2364B,
+    $D80D2BDA, $AF0A1B4C, $36034AF6, $41047A60,
+    $DF60EFC3, $A867DF55, $316E8EEF, $4669BE79,
+    $CB61B38C, $BC66831A, $256FD2A0, $5268E236,
+    $CC0C7795, $BB0B4703, $220216B9, $5505262F,
+    $C5BA3BBE, $B2BD0B28, $2BB45A92, $5CB36A04,
+    $C2D7FFA7, $B5D0CF31, $2CD99E8B, $5BDEAE1D,
+    $9B64C2B0, $EC63F226, $756AA39C, $026D930A,
+    $9C0906A9, $EB0E363F, $72076785, $05005713,
+    $95BF4A82, $E2B87A14, $7BB12BAE, $0CB61B38,
+    $92D28E9B, $E5D5BE0D, $7CDCEFB7, $0BDBDF21,
+    $86D3D2D4, $F1D4E242, $68DDB3F8, $1FDA836E,
+    $81BE16CD, $F6B9265B, $6FB077E1, $18B74777,
+    $88085AE6, $FF0F6A70, $66063BCA, $11010B5C,
+    $8F659EFF, $F862AE69, $616BFFD3, $166CCF45,
+    $A00AE278, $D70DD2EE, $4E048354, $3903B3C2,
+    $A7672661, $D06016F7, $4969474D, $3E6E77DB,
+    $AED16A4A, $D9D65ADC, $40DF0B66, $37D83BF0,
+    $A9BCAE53, $DEBB9EC5, $47B2CF7F, $30B5FFE9,
+    $BDBDF21C, $CABAC28A, $53B39330, $24B4A3A6,
+    $BAD03605, $CDD70693, $54DE5729, $23D967BF,
+    $B3667A2E, $C4614AB8, $5D681B02, $2A6F2B94,
+    $B40BBE37, $C30C8EA1, $5A05DF1B, $2D02EF8D
+  );
+
+function Pascal_GetCrc32( pData: pointer; size: longint ): longword;
+var
+  i: longint;
+  p: pbyte;
+begin
+  Result := $ffffffff;
+  p := pData;
+  for i := 0 to size - 1 do
+  begin
+    Result :=     ( Result shr 8 )
+              xor Crc32Table[ ( Result xor p^ ) and $000000FF ];
+    inc( p );
+  end;
+end;
+
+{$ifdef os2}
+function GetCrc32( pData: pointer; size: longint ): longword;
+begin
+  asm
+    mov  esi, pData                  {esi: Points to Buffer}
+    mov  edx, $ffffffff              {edx: Result}
+    mov  ecx, Size
+    xor  eax, eax                    {clear EAX: top bits must remain 0}
+    cld
+
+  @@Loop:
+    mov  ebx, edx                    {Save Result in ebx}
+    shr  edx, 8
+    lodsb                            {Load next Buffer entry}
+    xor  ebx, eax
+    and  ebx, $ff
+
+// should be able to use
+// xor  edx, dword ptr [edi+4*ebx]
+// Sibyl Assembler doesn't support it!
+
+    mov  edi, ebx                    {Get lookup index}
+    shl  edi, 2                      {x4 to get address for longword}
+    xor  edx, Crc32Table[edi]        {lookup in table, XOR with edx}
+
+    dec  ecx                         {Dec Count}
+    jnz  @@Loop                      {if Count<>0 goto @@Loop}
+
+    mov  Result, edx                 {Save Result}
+  end;
+end;
+{$endif}
+
 // Raise an exception if the given Code is <> 0
 procedure CheckSystemError( Code: longword;
@@ -527 +655 @@
 
 {$ifdef os2}
+procedure GetCommandLineParameter( item: byte;
+                                   var pParam: pchar;
+                                   var ParamLength: longint );
+
+Begin
+  ParamLength := 0;
+  ASM
+    MOV CL, item                // Load item to CL
+    MOV AL, 2
+    MOV ESI, SYSTEM.ArgStart    // Get start of parameters
+    CALLN32 SYSTEM.!ParaInfo    // Get start of this parameter
+
+    LEA EDI, pParam             // Address of pParam
+    MOV EDI, [EDI]              // Address of what pParam references
+    MOV [EDI], ESI              // store start of param
+
+    CMP ESI, 0                  // Parameter invalid ?
+    JE gclp_End                 // leave if invalid
+
+    CLD
+    MOV ECX, 0                  // Len is 0
+    MOV DL, 0                   // we are not in quote state
+
+gclp_Loop:
+    LODSB                       // load byte of parameter
+
+    CMP AL, '"'                 // Check for quote char
+    JNE gclp_NotQuote
+    NOT DL                      // toggle quote flag
+
+gclp_NotQuote:
+    CMP AL, ' '                 // check for space - end of parameter
+    JNE gclp_NotEnd
+                                // parameter has ended, unless in quote
+    CMP DL, 0                   // check quote flag
+    JE  gclp_Done               // if off, then we're finished
+
+gclp_NotEnd:
+    CMP AL, 0                   // check for zero terminator at end of last parameter
+    JE  gclp_Done               // if found, we're finished
+
+    INC ECX                     // OK we have one more byte
+    JMP gclp_Loop               // next please
+
+gclp_Done:
+    // now to remove quotes at start/end
+    CMP ECX, 0
+    JE  gclp_NoQuotes           // length is zero, can't be quotes
+
+    LEA EDI, pParam             // Address of pParam
+    MOV EDI, [EDI]              // Address of what pParam references
+    MOV ESI, [EDI]              // get start of param
+
+    MOV AL, [ESI+ECX-1]         // get last char
+    CMP AL, '"'                 // check if quote
+    JNE gclp_EndQuoteDone
+    DEC ECX                     // decrease length
+    CMP ECX, 0
+    JE  gclp_StartQuoteDone     // length is zero, can't be another quote
+gclp_EndQuoteDone:
+
+    LODSB                       // load first byte, inc ESI
+    CMP AL, '"'                 // check if quote
+    JNE gclp_StartQuoteDone
+    DEC ECX                     // quote, so decrease length
+    MOV [EDI], ESI              // store new start of param
+gclp_StartQuoteDone:
+
+gclp_NoQuotes:
+    LEA EDI,ParamLength         // address of ParamLength
+    MOV EDI, [EDI]              // dereference
+    MOV [EDI],ECX               // store length
+gclp_End:
+  END;
+END;
+
 function GetUserProfileString( const AppName: string;
                                const KeyName: string;