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- /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
- #include <stdio.h>
- typedef short int16;
- typedef unsigned short uint16;
- #include "umap.h"
- uint16 umap[256][256];
- extern void getinput();
-
- #define MAXCELLNUM 1000
-
- static int numOfItem = 0;
- uMapCell cell[MAXCELLNUM];
- uint16 format[MAXCELLNUM / 4];
- uint16 mapping[256*256];
- static int mappinglen = 0;
- static int formatcount[4] = {0,0,0,0};
-
- #define SetFormat(n,f) { format[(n >> 2)] |= ((f) << ((n & 0x0003) << 2)); formatcount[f]++; }
- #define GetFormat(n) ( format[(n >> 2)] >> ((n & 0x0003) << 2)) &0x00FF)
- #define MAPVALUE(i) (umap[(i >> 8) & 0xFF][(i) & 0xFF])
-
- int FORMAT1CNST = 10 ;
- int FORMAT0CNST = 5 ;
- void initmaps()
- {
- int i,j;
- for(i=0;i<256;i++)
- for(j=0;j<256;j++)
- {
- umap[i][j]= NOMAPPING;
- }
- for(i=0;i<MAXCELLNUM / 4;i++)
- format[i]=0;
- }
- void SetMapValue(short u,short c)
- {
- MAPVALUE(u) = c & 0x0000FFFF;
- }
- void AddFormat2(uint16 srcBegin)
- {
- uint16 destBegin = MAPVALUE(srcBegin);
- printf("Begin of Item %04X\n",numOfItem);
- printf(" Format 2\n");
- printf(" srcBegin = %04X\n", srcBegin);
- printf(" destBegin = %04X\n", destBegin );
- SetFormat(numOfItem,2);
- cell[numOfItem].fmt.format2.srcBegin = srcBegin;
- cell[numOfItem].fmt.format2.srcEnd = 0;
- cell[numOfItem].fmt.format2.destBegin = destBegin;
- printf("End of Item %04X \n\n",numOfItem);
- numOfItem++;
- /* Unmark the umap */
- MAPVALUE(srcBegin) = NOMAPPING;
- }
- void AddFormat1(uint16 srcBegin, uint16 srcEnd)
- {
- uint16 i;
- printf("Begin of Item %04X\n",numOfItem);
- printf(" Format 1\n");
- printf(" srcBegin = %04X\n", srcBegin);
- printf(" srcEnd = %04X\n", srcEnd );
- printf(" mappingOffset = %04X\n", mappinglen);
- printf(" Mapping = " );
- SetFormat(numOfItem,1);
- cell[numOfItem].fmt.format1.srcBegin = srcBegin;
- cell[numOfItem].fmt.format1.srcEnd = srcEnd;
- cell[numOfItem].fmt.format1.mappingOffset = mappinglen;
- for(i=srcBegin ; i <= srcEnd ; i++,mappinglen++)
- {
- if( ((i-srcBegin) % 8) == 0)
- printf("\n ");
- mapping[mappinglen]= MAPVALUE(i);
- printf("%04X ",(mapping[mappinglen] ));
- /* Unmark the umap */
- MAPVALUE(i) = NOMAPPING;
- }
- printf("\n");
- printf("End of Item %04X \n\n",numOfItem);
- numOfItem++;
- }
- void AddFormat0(uint16 srcBegin, uint16 srcEnd)
- {
- uint16 i;
- uint16 destBegin = MAPVALUE(srcBegin);
- printf("Begin of Item %04X\n",numOfItem);
- printf(" Format 0\n");
- printf(" srcBegin = %04X\n", srcBegin);
- printf(" srcEnd = %04X\n", srcEnd );
- printf(" destBegin = %04X\n", destBegin );
- SetFormat(numOfItem,0);
- cell[numOfItem].fmt.format0.srcBegin = srcBegin;
- cell[numOfItem].fmt.format0.srcEnd = srcEnd;
- cell[numOfItem].fmt.format0.destBegin = destBegin;
- for(i=srcBegin ; i <= srcEnd ; i++)
- {
- /* Unmark the umap */
- MAPVALUE(i) = NOMAPPING;
- }
- printf("End of Item %04X \n\n",numOfItem);
- numOfItem++;
- }
- void gentable()
- {
- /* OK! For now, we just use format 1 for each row */
- /* We need to chage this to use other format to save the space */
- uint16 i,j,k;
- uint16 begin,end;
- uint16 ss,gs,gp,state,gc;
- uint16 diff, lastdiff;
-
- printf("/*========================================================\n");
- printf(" This is a Generated file. Please don't edit it.\n");
- printf("\n");
- printf(" The tool which used to generate this file is called fromu.\n");
- printf(" If you have any problem of this file. Please contact \n");
- printf(" Netscape Client International Team or \n");
- printf(" ftang@netscape <Frank Tang> \n");
- printf("\n");
- printf(" Table in Debug form \n");
-
- for(begin = 0; MAPVALUE(begin) ==NOMAPPING; begin++)
- ;
- for(end = 0xFFFF; MAPVALUE(end) ==NOMAPPING; end--)
- ;
- if(end != begin)
- {
- lastdiff = MAPVALUE(begin) - begin;
- for(gp=begin+1,state = 0 ; gp<=end; gp++)
- {
- int input ;
- diff = MAPVALUE(gp) - gp;
- input = (diff == lastdiff);
- switch(state)
- {
- case 0:
- if(input)
- {
- state = 1;
- ss = gp -1;
- gc = 2;
- }
- break;
- case 1:
- if(input)
- {
- if(gc++ >= FORMAT0CNST)
- {
- state = 2;
- }
- }
- else
- {
- state = 0;
- }
- break;
- case 2:
- if(input)
- {
- }
- else
- {
- AddFormat0(ss,gp-1);
- state = 0;
- }
- break;
- }
-
- lastdiff = diff;
- }
- }
- if(state == 2)
- AddFormat0(ss,end);
-
- for(;(MAPVALUE(begin) ==NOMAPPING) && (begin <= end); begin++)
- ;
- if(begin <= end)
- {
- for(;(MAPVALUE(end)==NOMAPPING) && (end >= begin); end--)
- ;
- for(ss=gp=begin,state = 0 ; gp<=end; gp++)
- {
- int input = (MAPVALUE(gp) == NOMAPPING);
- switch(state)
- {
- case 0:
- if(input)
- {
- gc = 1;
- gs = gp;
- state = 1;
- }
- break;
- case 1:
- if(input)
- {
- if(gc++ >= FORMAT1CNST)
- state = 2;
- }
- else
- state = 0;
- break;
- case 2:
- if(input)
- {
- }
- else
- {
- if(gs == (ss+1))
- AddFormat2(ss);
- else
- AddFormat1(ss ,gs-1);
- state = 0;
- ss = gp;
- }
- break;
- }
- }
- if(end == ss)
- AddFormat2(ss );
- else
- AddFormat1(ss ,end );
- }
- printf("========================================================*/\n");
- }
- void writetable()
- {
- uint16 i;
- uint16 off1,off2,off3;
- uint16 cur = 0;
- uint16 formatitem = (((numOfItem)>>2) + 1);
- off1 = 4;
- off2 = off1 + formatitem ;
- off3 = off2 + numOfItem * sizeof(uMapCell) / sizeof(uint16);
- /* write itemOfList */
- printf("/* Offset=0x%04X ItemOfList */\n 0x%04X,\n", cur++, numOfItem);
-
- /* write offsetToFormatArray */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X offsetToFormatArray */\n 0x%04X,\n", cur++,off1);
-
- /* write offsetToMapCellArray */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X offsetToMapCellArray */ \n 0x%04X,\n", cur++,off2);
-
- /* write offsetToMappingTable */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X offsetToMappingTable */ \n 0x%04X,\n", cur++,off3);
-
- /* write FormatArray */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X Start of Format Array */ \n",cur);
- printf("/* Total of Format 0 : 0x%04X */\n"
- , formatcount[0]);
- printf("/* Total of Format 1 : 0x%04X */\n"
- , formatcount[1]);
- printf("/* Total of Format 2 : 0x%04X */\n"
- , formatcount[2]);
- printf("/* Total of Format 3 : 0x%04X */\n"
- , formatcount[3]);
- for(i=0;i<formatitem;i++,cur++)
- {
- if((i%8) == 0)
- printf("\n");
- printf("0x%04X, ",format[i]);
- }
- printf("\n");
-
- /* write MapCellArray */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X Start of MapCell Array */ \n",cur);
- for(i=0;i<numOfItem;i++,cur+=3)
- {
- printf("/* %04X */ 0x%04X, 0x%04X, 0x%04X, \n",
- i,
- cell[i].fmt.format0.srcBegin,
- cell[i].fmt.format0.srcEnd,
- cell[i].fmt.format0.destBegin
- );
- }
-
- /* write MappingTable */
- printf("/*-------------------------------------------------------*/\n");
- printf("/* Offset=0x%04X Start of MappingTable */ \n",cur);
- for(i=0;i<mappinglen;i++,cur++)
- {
- if((i%8) == 0)
- printf("\n/* %04X */ ",i);
- printf("0x%04X, ",mapping[i] );
- }
- printf("\n");
- printf("/* End of table Total Length = 0x%04X * 2 */\n",cur);
- }
-
- parsearg(int argc, char* argv[])
- {
- int i;
- for(i=0;i<argc;i++)
- {
- if((strncmp("-0", argv[i],2) == 0) && ((i+1) < argc))
- {
- int cnst0;
- if(sscanf(argv[i+1], "%d", &cnst0) == 1)
- {
- if(cnst0 > 0)
- {
- FORMAT0CNST = cnst0;
- }
- }
- else
- {
- fprintf(stderr, "argc error !!!!\n");
- exit(-1);
- }
- i++;
- }
- if((strncmp("-1", argv[i],2) == 0) && ((i+1) < argc))
- {
- int cnst1;
- if(sscanf(argv[i+1], "%d", &cnst1) == 1)
- {
- if(cnst1 > 0)
- {
- FORMAT1CNST = cnst1;
- }
- }
- else
- {
- fprintf(stderr, "argc error !!!!\n");
- exit(-1);
- }
- i++;
- }
- }
- fprintf(stderr, "format 0 cnst = %d\n", FORMAT0CNST);
- fprintf(stderr, "format 1 cnst = %d\n", FORMAT1CNST);
- }
- main(int argc, char* argv[])
- {
- parsearg(argc, argv);
- initmaps();
- getinput();
- gentable();
- writetable();
- }
-