1285 lines
40 KiB
C
1285 lines
40 KiB
C
/*
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********************************************************************************
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*
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* Copyright (C) 1998-1999, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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********************************************************************************
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*
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*
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* makeconv.c:
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* tool creating a binary (compressed) representation of the conversion mapping
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* table (IBM NLTC ucmap format).
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*
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* 05/04/2000 helena Added fallback mapping into the picture...
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* 06/29/2000 helena Major rewrite of the callback APIs.
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*/
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#include <stdio.h>
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#include "ucmp16.h"
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#include "ucmp8.h"
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#include "ucnv_io.h"
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#include "unicode/ucnv_err.h"
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#include "ucnv_bld.h"
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#include "ucnv_imp.h"
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#include "ucnv_cnv.h"
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#include "cstring.h"
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#include "cmemory.h"
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#include "filestrm.h"
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#include "toolutil.h"
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#include "uoptions.h"
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#include "genmbcs.h"
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#include "unicode/udata.h"
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#include "unewdata.h"
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#include "ucmpwrit.h"
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#ifdef XP_MAC_CONSOLE
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# include <console.h>
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#endif
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#define DEBUG 0
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/*
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* from ucnvstat.c - static prototypes of data-based converters
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*/
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extern const UConverterStaticData * ucnv_converterStaticData[UCNV_NUMBER_OF_SUPPORTED_CONVERTER_TYPES];
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/*
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* Global - verbosity
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*/
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UBool VERBOSE = FALSE;
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/*Reads the header of the table file and fills in basic knowledge about the converter
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*in "converter"
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*/
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static void readHeaderFromFile(UConverterSharedData* myConverter, FileStream* convFile, const char* converterName, UErrorCode* err);
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/*Reads the rest of the file, and fills up the shared objects if necessary
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Returns the UConverterTable. */
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static void loadMBCSTableFromFile(FileStream* convFile, UConverterSharedData* sharedData, UErrorCode* err);
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/*Reads the rest of the file, and fills up the shared objects if necessary
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Returns the UConverterTable. */
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static UConverterTable* loadEBCDIC_STATEFULTableFromFile(FileStream* convFile, UConverterStaticData* staticData, UErrorCode* err);
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/*Reads the rest of the file, and fills up the shared objects if necessary
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Returns the UConverterTable. */
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static UConverterTable* loadSBCSTableFromFile(FileStream* convFile, UConverterStaticData* staticData, UErrorCode* err);
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/*Reads the rest of the file, and fills up the shared objects if necessary
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Returns the UConverterTable. */
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static UConverterTable* loadDBCSTableFromFile(FileStream* convFile, UConverterStaticData* staticData, UErrorCode* err);
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/* creates a UConverterSharedData from a mapping file.
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* Fills in: *staticData, *table. Converter is NOT otherwise useful.
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*/
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static UConverterSharedData* createConverterFromTableFile(const char* realName, UErrorCode* err);
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/*
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* Set up the UNewData and write the converter..
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*/
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void writeConverterData(UConverterSharedData *mySharedData, const char *cnvName, const char *cnvDir, UErrorCode *status);
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/*
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* Writes the StaticData followed by the Table to the udata
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*/
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static void WriteConverterSharedData(UNewDataMemory *pData, const UConverterSharedData* data);
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/*
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* Deletes the static data, table. Ignores any other options in the shareddata.
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*/
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UBool makeconv_deleteSharedConverterData(UConverterSharedData* deadSharedData);
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/*
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* Utility functions
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*/
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static UConverterPlatform getPlatformFromName(char* name);
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static int32_t getCodepageNumberFromName(char* name);
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static const char NLTC_SEPARATORS[9] = { '\r', '\n', '\t', ' ', '<', '>' ,'"' , 'U', '\0' };
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static const char FALLBACK_SEPARATOR = '|';
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static const char PLAIN_SEPARATORS[9] = { '\r', '\n', '\t', ' ', '<', '>' ,'"' , '\0' };
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static const char STATE_SEPARATORS[9] = { '\r', '\n', '\t', '<', '>' ,'"' , '\0' }; /* do not break on space */
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static const char CODEPOINT_SEPARATORS[8] = { '\r', '>', '\\', 'x', '\n', ' ', '\t', '\0' };
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static const char UNICODE_CODEPOINT_SEPARATORS[6] = { '<', '>', 'U', ' ', '\t', '\0' };
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/* Remove all characters followed by '#'
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*/
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char *
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removeComments (char *line)
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{
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char *pound = uprv_strchr (line, '#');
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char *fallback = uprv_strchr(line, '|');
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if (pound != NULL)
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{
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if (fallback != NULL)
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{
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uprv_memset(pound, ' ', fallback-pound);
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}
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else
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{
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*pound = '\0';
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}
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}
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return line;
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}
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/*Returns uppercased string */
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char *
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strtoupper (char *name)
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{
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int32_t i = 0;
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while (name[i] = (char)uprv_toupper(name[i]))
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i++;
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return name;
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}
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/* Returns true in c is a in set 'setOfChars', false otherwise
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*/
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UBool
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isInSet (char c, const char *setOfChars)
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{
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uint8_t i = 0;
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while (setOfChars[i] != '\0')
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{
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if (c == setOfChars[i++])
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return TRUE;
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}
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return FALSE;
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}
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/* Returns pointer to the next non-whitespace (or non-separator)
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*/
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int32_t
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nextTokenOffset (const char *line, const char *separators)
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{
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int32_t i = 0;
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while (line[i] && isInSet (line[i], separators))
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i++;
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return i;
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}
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/* Returns pointer to the next token based on the set of separators
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*/
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char *
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getToken (char *token, char *line, const char *separators)
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{
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int32_t i = nextTokenOffset (line, separators);
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int8_t j = 0;
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while (line[i] && (!isInSet (line[i], separators)))
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token[j++] = line[i++];
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token[j] = '\0';
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return line + i;
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}
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UBool haveCopyright=TRUE;
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static UDataInfo dataInfo={
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sizeof(UDataInfo),
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0,
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U_IS_BIG_ENDIAN,
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U_CHARSET_FAMILY,
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sizeof(UChar),
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0,
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0x63, 0x6e, 0x76, 0x74, /* dataFormat="cnvt" */
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5, 0, 0, 0, /* formatVersion */
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1, 6, 0, 0 /* dataVersion */
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};
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void writeConverterData(UConverterSharedData *mySharedData,
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const char *cnvName,
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const char *cnvDir,
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UErrorCode *status)
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{
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UNewDataMemory *mem = NULL;
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uint32_t sz2;
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if(U_FAILURE(*status))
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{
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return;
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}
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mem = udata_create(cnvDir, "cnv", cnvName, &dataInfo, haveCopyright ? U_COPYRIGHT_STRING : NULL, status);
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if(U_FAILURE(*status))
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{
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fprintf(stderr, "Couldn't create the udata %s.%s: %s\n",
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cnvName,
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"cnv",
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u_errorName(*status));
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return;
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}
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if(VERBOSE)
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{
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fprintf(stderr, "- Opened udata %s.%s\n", cnvName, "cnv");
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}
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WriteConverterSharedData(mem, mySharedData);
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sz2 = udata_finish(mem, status);
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if(VERBOSE)
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{
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fprintf(stderr, "- Wrote %d bytes to the udata.\n", sz2);
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}
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}
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static UOption options[]={
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UOPTION_HELP_H, /* 0 Numbers for those who*/
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UOPTION_HELP_QUESTION_MARK, /* 1 can't count. */
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UOPTION_COPYRIGHT, /* 2 */
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UOPTION_VERSION, /* 3 */
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UOPTION_DESTDIR, /* 4 */
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UOPTION_VERBOSE /* 5 */
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};
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int main(int argc, const char *argv[])
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{
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UConverterSharedData* mySharedData = NULL;
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UErrorCode err = U_ZERO_ERROR;
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char outFileName[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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const char* destdir, *arg;
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size_t destdirlen;
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char* dot = NULL, *outBasename;
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char cnvName[UCNV_MAX_FULL_FILE_NAME_LENGTH];
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#ifdef XP_MAC_CONSOLE
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argc = ccommand((char***)&argv);
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#endif
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/* preset then read command line options */
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options[4].value=u_getDataDirectory();
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argc=u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);
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/* error handling, printing usage message */
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if(argc<0) {
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fprintf(stderr,
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"error in command line argument \"%s\"\n",
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argv[-argc]);
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} else if(argc<2) {
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argc=-1;
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}
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if(argc<0 || options[0].doesOccur || options[1].doesOccur) {
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fprintf(stderr,
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"usage: %s [-options] files...\n"
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"\tread .ucm codepage mapping files and write .cnv files\n"
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"\toptions:\n"
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"\t\t-h or -? or --help this usage text\n"
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"\t\t-V or --version show a version message\n"
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"\t\t-c or --copyright include a copyright notice\n"
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"\t\t-d or --destdir destination directory, followed by the path\n"
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"\t\t-v or --verbose Turn on verbose output\n",
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argv[0]);
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return argc<0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
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}
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if(options[3].doesOccur) {
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fprintf(stderr,"makeconv version %hu.%hu, ICU tool to read .ucm codepage mapping files and write .cnv files\n",
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dataInfo.formatVersion[0], dataInfo.formatVersion[1]);
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fprintf(stderr, "Copyright (C) 1998-2000, International Business Machines\n");
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fprintf(stderr,"Corporation and others. All Rights Reserved.\n");
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exit(0);
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}
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/* get the options values */
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haveCopyright = options[2].doesOccur;
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destdir = options[4].value;
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VERBOSE = options[5].doesOccur;
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if (destdir != NULL && *destdir != 0) {
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uprv_strcpy(outFileName, destdir);
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destdirlen = uprv_strlen(destdir);
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outBasename = outFileName + destdirlen;
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if (*(outBasename - 1) != U_FILE_SEP_CHAR) {
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*outBasename++ = U_FILE_SEP_CHAR;
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++destdirlen;
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}
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} else {
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destdirlen = 0;
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outBasename = outFileName;
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}
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#if DEBUG
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{
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int i;
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printf("makeconv: processing %d files...\n", argc - 1);
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for(i=1; i<argc; ++i) {
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printf("%s ", argv[i]);
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}
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printf("\n");
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fflush(stdout);
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}
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#endif
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for (++argv; --argc; ++argv)
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{
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err = U_ZERO_ERROR;
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arg = getLongPathname(*argv);
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/*produces the right destination path for display*/
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if (destdirlen != 0)
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{
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const char *basename;
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/* find the last file sepator */
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basename = uprv_strrchr(arg, U_FILE_SEP_CHAR);
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if (basename == NULL) {
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basename = arg;
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} else {
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++basename;
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}
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uprv_strcpy(outBasename, basename);
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}
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else
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{
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uprv_strcpy(outFileName, arg);
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}
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/*removes the extension if any is found*/
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if (dot = uprv_strrchr(outBasename, '.'))
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{
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*dot = '\0';
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}
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/* the basename without extension is the converter name */
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uprv_strcpy(cnvName, outBasename);
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/*Adds the target extension*/
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uprv_strcat(outBasename, CONVERTER_FILE_EXTENSION);
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#if DEBUG
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printf("makeconv: processing %s ...\n", arg);
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fflush(stdout);
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#endif
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mySharedData = createConverterFromTableFile(arg, &err);
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if (U_FAILURE(err) || (mySharedData == NULL))
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{
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/* if an error is found, print out an error msg and keep going */
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fprintf(stderr, "Error creating \"%s\" file for \"%s\" (error code %d - %s)\n", outFileName, arg, err,
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u_errorName(err));
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err = U_ZERO_ERROR;
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}
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else
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{
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/* Make the static data name equal to the file name */
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if( /*VERBOSE && */ uprv_stricmp(cnvName,mySharedData->staticData->name))
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{
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fprintf(stderr, "Warning: %s%s claims to be '%s'\n",
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cnvName,
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CONVERTER_FILE_EXTENSION,
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mySharedData->staticData->name);
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}
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uprv_strcpy((char*)mySharedData->staticData->name, cnvName);
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writeConverterData(mySharedData, cnvName, destdir, &err);
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makeconv_deleteSharedConverterData(mySharedData);
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if(U_FAILURE(err))
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{
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/* if an error is found, print out an error msg and keep going*/
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fprintf(stderr, "Error writing \"%s\" file for \"%s\" (error code %d - %s)\n", outFileName, arg, err,
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u_errorName(err));
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}
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else
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{
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puts(outFileName);
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}
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}
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}
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return err;
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}
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UConverterPlatform getPlatformFromName(char* name)
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{
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char myPlatform[10];
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char mySeparators[2] = { '-', '\0' };
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getToken(myPlatform, name, mySeparators);
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strtoupper(myPlatform);
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if (uprv_strcmp(myPlatform, "IBM") == 0) return UCNV_IBM;
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else return UCNV_UNKNOWN;
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}
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int32_t getCodepageNumberFromName(char* name)
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{
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char myNumber[10];
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char mySeparators[2] = { '-', '\0' };
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char* line = NULL;
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line = getToken(myNumber, name, mySeparators);
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getToken(myNumber, line, mySeparators);
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return T_CString_stringToInteger(myNumber, 10);
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}
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/*Reads the header of the table file and fills in basic knowledge about the converter in "converter"*/
|
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void readHeaderFromFile(UConverterSharedData* mySharedData,
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FileStream* convFile,
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const char* converterName,
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UErrorCode* err)
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{
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char storeLine[200];
|
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char key[16];
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char value[200];
|
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char* line = storeLine;
|
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UBool endOfHeader = FALSE;
|
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UBool hasConvClass = FALSE;
|
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UBool hasSubChar = FALSE;
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char codepointByte[3];
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UConverterStaticData *myConverter = (UConverterStaticData *)mySharedData->staticData;
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|
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if (U_FAILURE(*err)) return;
|
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while (T_FileStream_readLine(convFile, line, sizeof(storeLine)))
|
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{
|
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removeComments(line);
|
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|
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/*skip blank lines*/
|
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if (*(line + nextTokenOffset(line, NLTC_SEPARATORS)) != '\0')
|
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{
|
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/*gets the key that will qualify adjacent information*/
|
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/*gets the adjacent value*/
|
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line = getToken(key, line, NLTC_SEPARATORS);
|
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if (uprv_strcmp(key, "uconv_class") == 0)
|
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line = getToken(value, line, PLAIN_SEPARATORS);
|
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else if (uprv_strcmp(key, "icu:state") == 0)
|
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line = getToken(value, line, STATE_SEPARATORS);
|
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else
|
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line = getToken(value, line, NLTC_SEPARATORS);
|
|
|
|
|
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/*
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Figure out what key was found and fills in myConverter with the appropriate values
|
|
a switch statement for strings...
|
|
*/
|
|
|
|
/*Checks for end of header marker*/
|
|
if (uprv_strcmp(key, "CHARMAP") == 0)
|
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{
|
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endOfHeader = TRUE;
|
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break;
|
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}
|
|
|
|
/*get name tag*/
|
|
else if (uprv_strcmp(key, "code_set_name") == 0)
|
|
{
|
|
if (uprv_strlen(value) != 0)
|
|
{
|
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uprv_strcpy((char*)myConverter->name, value);
|
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myConverter->platform = getPlatformFromName(value);
|
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myConverter->codepage = getCodepageNumberFromName(value);
|
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} else {
|
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uprv_strcpy((char*)myConverter->name, converterName);
|
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myConverter->platform = UCNV_IBM;
|
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}
|
|
|
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}
|
|
|
|
/*get conversion type*/
|
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else if (uprv_strcmp(key, "uconv_class") == 0)
|
|
{
|
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|
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hasConvClass = TRUE;
|
|
#if DEBUG
|
|
printf(" %s\n", value);
|
|
fflush(stdout);
|
|
#endif
|
|
if (uprv_strcmp(value, "DBCS") == 0)
|
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{
|
|
myConverter->conversionType = UCNV_DBCS;
|
|
}
|
|
else if (uprv_strcmp(value, "SBCS") == 0)
|
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{
|
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myConverter->conversionType = UCNV_SBCS;
|
|
}
|
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else if (uprv_strcmp(value, "MBCS") == 0)
|
|
{
|
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myConverter->conversionType = UCNV_MBCS;
|
|
}
|
|
else if (uprv_strcmp(value, "EBCDIC_STATEFUL") == 0)
|
|
{
|
|
myConverter->conversionType = UCNV_EBCDIC_STATEFUL;
|
|
}
|
|
else
|
|
{
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
return;
|
|
}
|
|
|
|
/* Now that we know the type, copy any 'default' values
|
|
from the table. */
|
|
{
|
|
const UConverterStaticData *prototype = ucnv_converterStaticData[myConverter->conversionType];
|
|
if ( prototype != NULL )
|
|
{
|
|
if ( myConverter->name[0] == 0 )
|
|
{
|
|
uprv_strcpy((char*)myConverter->name, prototype->name);
|
|
}
|
|
|
|
if ( myConverter->codepage == 0 )
|
|
{
|
|
myConverter->codepage = prototype->codepage;
|
|
}
|
|
|
|
if ( myConverter->platform == 0 )
|
|
{
|
|
myConverter->platform = prototype->platform;
|
|
}
|
|
|
|
if ( myConverter->minBytesPerChar == 0 )
|
|
{
|
|
myConverter->minBytesPerChar = prototype->minBytesPerChar;
|
|
}
|
|
|
|
if ( myConverter->maxBytesPerChar == 0 )
|
|
{
|
|
myConverter->maxBytesPerChar = prototype->maxBytesPerChar;
|
|
}
|
|
|
|
if ( myConverter->subCharLen == 0 )
|
|
{
|
|
myConverter->subCharLen = prototype->subCharLen;
|
|
uprv_memcpy(myConverter->subChar, prototype->subChar,
|
|
prototype->subCharLen);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/*get mb_cur_max amount*/
|
|
else if (uprv_strcmp(key, "mb_cur_max") == 0)
|
|
myConverter->maxBytesPerChar = (int8_t)T_CString_stringToInteger(value, 10);
|
|
|
|
/*get mb_cur_max amount*/
|
|
else if (uprv_strcmp(key, "mb_cur_min") == 0)
|
|
myConverter->minBytesPerChar = (int8_t)T_CString_stringToInteger(value, 10);
|
|
|
|
|
|
else if (uprv_strcmp(key, "subchar") == 0)
|
|
{
|
|
hasSubChar = TRUE;
|
|
myConverter->subCharLen = 0;
|
|
|
|
/*readies value for tokenizing, we want to break each byte of the codepoint into single tokens*/
|
|
line = value;
|
|
while (*line)
|
|
{
|
|
line = getToken(codepointByte, line, CODEPOINT_SEPARATORS);
|
|
myConverter->subChar[(myConverter->subCharLen++)] =
|
|
(unsigned char)T_CString_stringToInteger(codepointByte, 16);
|
|
}
|
|
|
|
/*Initializes data from the mutable area to that found in the immutable area*/
|
|
|
|
}
|
|
else if (uprv_strcmp(key, "icu:state") == 0)
|
|
{
|
|
if (myConverter->conversionType != UCNV_MBCS)
|
|
{
|
|
fprintf(stderr, "error: <icu:state> entry for non-MBCS table or before the <uconv_class> line\n");
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
break;
|
|
}
|
|
if (myConverter->maxBytesPerChar == 0)
|
|
{
|
|
fprintf(stderr, "error: <icu:state> before the <mb_cur_max> line\n");
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
break;
|
|
}
|
|
if (mySharedData->table == NULL)
|
|
{
|
|
mySharedData->table = (UConverterTable *)MBCSOpen(myConverter->maxBytesPerChar);
|
|
if (mySharedData->table == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
break;
|
|
}
|
|
}
|
|
if (!MBCSAddState((MBCSData *)mySharedData->table, value))
|
|
{
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
}
|
|
}
|
|
}
|
|
/*make line point to the beginning of the storage buffer again*/
|
|
line = storeLine;
|
|
}
|
|
|
|
if (!endOfHeader || !hasConvClass)
|
|
{
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
}
|
|
else if (myConverter->conversionType == UCNV_MBCS && mySharedData->table == NULL)
|
|
{
|
|
fprintf(stderr, "error: missing state table information (<icu:state>) for MBCS\n");
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
}
|
|
return;
|
|
}
|
|
|
|
UConverterTable *loadSBCSTableFromFile(FileStream* convFile, UConverterStaticData* myConverter, UErrorCode* err)
|
|
{
|
|
char storageLine[200];
|
|
char* line = NULL;
|
|
UConverterTable* myUConverterTable = NULL;
|
|
UChar unicodeValue = 0xfffe;
|
|
int32_t sbcsCodepageValue = 0, fallback = 0;
|
|
UBool seenFallback = FALSE;
|
|
char codepointBytes[5];
|
|
int32_t i = 0;
|
|
CompactByteArray *myFromUnicode = NULL, *myFromUnicodeFallback = NULL;
|
|
|
|
|
|
if (U_FAILURE(*err)) return NULL;
|
|
myUConverterTable = (UConverterTable*)uprv_malloc(sizeof(UConverterSBCSTable));
|
|
|
|
if (myUConverterTable == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
uprv_memset(myUConverterTable, 0, sizeof(UConverterSBCSTable));
|
|
myConverter->hasFromUnicodeFallback = myConverter->hasToUnicodeFallback = FALSE;
|
|
/*create a compact array with replacement chars as default chars*/
|
|
ucmp8_init(&myUConverterTable->sbcs.fromUnicode, 0);
|
|
myFromUnicode = &myUConverterTable->sbcs.fromUnicode;
|
|
/*create a bogus compact array */
|
|
ucmp8_initBogus(&myUConverterTable->sbcs.fromUnicodeFallback);
|
|
myFromUnicodeFallback = &myUConverterTable->sbcs.fromUnicodeFallback;
|
|
if (myFromUnicode == NULL)
|
|
{
|
|
uprv_free(myUConverterTable);
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
myUConverterTable->sbcs.toUnicode = (UChar*)malloc(sizeof(UChar)*256);
|
|
myUConverterTable->sbcs.toUnicodeFallback = (UChar*)malloc(sizeof(UChar)*256);
|
|
/*fills in the toUnicode array with the Unicode Replacement Char*/
|
|
for (i=0;i<=0xFF;i++)
|
|
{
|
|
myUConverterTable->sbcs.toUnicode[i] = unicodeValue;
|
|
myUConverterTable->sbcs.toUnicodeFallback[i] = unicodeValue;
|
|
}
|
|
while (T_FileStream_readLine(convFile, storageLine, sizeof(storageLine)))
|
|
{
|
|
/*removes comments*/
|
|
removeComments(storageLine);
|
|
|
|
/*set alias pointer back to the beginning of the buffer*/
|
|
line = storageLine;
|
|
|
|
/*skips empty lines*/
|
|
if (line[nextTokenOffset(line, NLTC_SEPARATORS)] != '\0')
|
|
{
|
|
line = getToken(codepointBytes, line, UNICODE_CODEPOINT_SEPARATORS);
|
|
if (!uprv_strcmp(codepointBytes, "END")) break;
|
|
unicodeValue = (UChar)T_CString_stringToInteger(codepointBytes, 16);
|
|
line = getToken(codepointBytes, line, CODEPOINT_SEPARATORS);
|
|
sbcsCodepageValue = T_CString_stringToInteger(codepointBytes, 16);
|
|
/* hsys: check fallback value here... */
|
|
line = uprv_strchr(line, FALLBACK_SEPARATOR);
|
|
uprv_memset(codepointBytes, 0, 5);
|
|
if (line != NULL)
|
|
{
|
|
uprv_memcpy(codepointBytes, line+1, 1);
|
|
}
|
|
fallback = T_CString_stringToInteger(codepointBytes, 10);
|
|
if (fallback == 0) {
|
|
/*Store in the toUnicode array*/
|
|
myUConverterTable->sbcs.toUnicode[sbcsCodepageValue] = unicodeValue;
|
|
/*Store in the fromUnicode compact array*/
|
|
ucmp8_set(myFromUnicode, unicodeValue, (int8_t)sbcsCodepageValue);
|
|
} else if (fallback == 1) {
|
|
/* Check if this fallback is in the toUnicode or fromUnicode table */
|
|
if (seenFallback == FALSE)
|
|
{
|
|
myConverter->hasToUnicodeFallback = myConverter->hasFromUnicodeFallback = seenFallback = TRUE;
|
|
ucmp8_init(myFromUnicodeFallback, 0);
|
|
}
|
|
myUConverterTable->sbcs.toUnicodeFallback[sbcsCodepageValue] = unicodeValue;
|
|
ucmp8_set(myFromUnicodeFallback, unicodeValue, (int8_t)sbcsCodepageValue);
|
|
}
|
|
}
|
|
}
|
|
seenFallback = FALSE;
|
|
for (i = 0; i < 256; i++)
|
|
{
|
|
if ((myUConverterTable->sbcs.toUnicode[i] >= 0xfffe) &&
|
|
(myUConverterTable->sbcs.toUnicodeFallback[i] < 0xfffe))
|
|
|
|
{
|
|
seenFallback = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (seenFallback == FALSE)
|
|
{
|
|
free(myUConverterTable->sbcs.toUnicodeFallback);
|
|
myUConverterTable->sbcs.toUnicodeFallback = NULL;
|
|
myConverter->hasToUnicodeFallback = FALSE;
|
|
}
|
|
else if (myConverter->hasFromUnicodeFallback == TRUE)
|
|
{
|
|
ucmp8_compact(myFromUnicodeFallback, 1);
|
|
}
|
|
ucmp8_compact(myFromUnicode, 1);
|
|
/*Initially sets the referenceCounter to 1*/
|
|
|
|
return myUConverterTable;
|
|
}
|
|
|
|
void loadMBCSTableFromFile(FileStream* convFile, UConverterSharedData* sharedData, UErrorCode* err)
|
|
{
|
|
char storageLine[200];
|
|
char* line = NULL;
|
|
MBCSData *mbcsData = (MBCSData *)sharedData->table;
|
|
UChar32 unicodeValue;
|
|
uint8_t mbcsBytes[8];
|
|
int32_t mbcsLength;
|
|
char codepointBytes[20];
|
|
int8_t isFallback;
|
|
UBool isOK = TRUE;
|
|
uint8_t precisionMask = 0;
|
|
char endOfLine;
|
|
|
|
/* before this, the MBCSData is allocated and initialized with the state table info */
|
|
MBCSProcessStates(mbcsData);
|
|
|
|
while (T_FileStream_readLine(convFile, storageLine, sizeof(storageLine)))
|
|
{
|
|
removeComments(storageLine);
|
|
line = storageLine;
|
|
if (line[nextTokenOffset(line, NLTC_SEPARATORS)] != '\0')
|
|
{
|
|
/* get the Unicode code point */
|
|
line = getToken(codepointBytes, line, UNICODE_CODEPOINT_SEPARATORS);
|
|
if (uprv_strcmp(codepointBytes, "END") == 0)
|
|
{
|
|
break;
|
|
}
|
|
unicodeValue = (UChar32)T_CString_stringToInteger(codepointBytes, 16);
|
|
|
|
/* get the codepage bytes */
|
|
mbcsLength = 0;
|
|
do
|
|
{
|
|
line = getToken(codepointBytes, line, CODEPOINT_SEPARATORS);
|
|
mbcsBytes[mbcsLength++] = (uint8_t)T_CString_stringToInteger(codepointBytes, 16);
|
|
|
|
/* End of line could be \0 or | (if fallback) */
|
|
endOfLine= line[nextTokenOffset(line, CODEPOINT_SEPARATORS)];
|
|
} while((endOfLine != '\0') && (endOfLine != FALLBACK_SEPARATOR));
|
|
if(endOfLine == FALLBACK_SEPARATOR)
|
|
{
|
|
/* we know that there is a fallback separator */
|
|
precisionMask |= 1;
|
|
line = uprv_strchr(line, FALLBACK_SEPARATOR) + 1;
|
|
if(*line == '2')
|
|
{
|
|
/* skip subchar mappings */
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
isFallback = (int8_t)(*line == '1');
|
|
}
|
|
}
|
|
else
|
|
{
|
|
precisionMask |= 2;
|
|
isFallback = -1;
|
|
}
|
|
|
|
/* set the mappings */
|
|
isOK &= MBCSAddToUnicode(mbcsData, mbcsBytes, mbcsLength, unicodeValue, isFallback) &&
|
|
MBCSAddFromUnicode(mbcsData, mbcsBytes, mbcsLength, unicodeValue, isFallback);
|
|
}
|
|
}
|
|
|
|
MBCSPostprocess(mbcsData);
|
|
if(!isOK)
|
|
{
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
}
|
|
else if(precisionMask == 0 || precisionMask == 3)
|
|
{
|
|
fprintf(stderr, "error: some entries have the mapping precision (with '|'), some do not\n");
|
|
*err = U_INVALID_TABLE_FORMAT;
|
|
}
|
|
}
|
|
|
|
UConverterTable *loadEBCDIC_STATEFULTableFromFile(FileStream* convFile, UConverterStaticData* myConverter, UErrorCode* err)
|
|
{
|
|
char storageLine[200];
|
|
char* line = NULL;
|
|
UConverterTable* myUConverterTable = NULL;
|
|
UChar unicodeValue = 0xfffe;
|
|
int32_t mbcsCodepageValue = '\0';
|
|
char codepointBytes[6];
|
|
int32_t replacementChar = 0x0000, fallback = 0;
|
|
uint32_t i = 0;
|
|
char endOfLine;
|
|
UBool seenFallback = FALSE;
|
|
CompactShortArray* myFromUnicode = NULL;
|
|
CompactShortArray* myToUnicode = NULL;
|
|
CompactShortArray* myFromUnicodeFallback = NULL;
|
|
CompactShortArray* myToUnicodeFallback = NULL;
|
|
|
|
/*Evaluates the replacement codepoint*/
|
|
replacementChar = 0xFFFF;
|
|
|
|
myUConverterTable = (UConverterTable*)uprv_malloc(sizeof(UConverterDBCSTable));
|
|
if (myUConverterTable == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
uprv_memset(myUConverterTable, 0, sizeof(UConverterDBCSTable));
|
|
|
|
myFromUnicode = &myUConverterTable->dbcs.fromUnicode;
|
|
ucmp16_init(myFromUnicode, (uint16_t)replacementChar);
|
|
myToUnicode = &myUConverterTable->dbcs.toUnicode;
|
|
ucmp16_init(myToUnicode, (uint16_t)0xfffe);
|
|
|
|
myFromUnicodeFallback = &myUConverterTable->dbcs.fromUnicodeFallback;
|
|
ucmp16_initBogus(myFromUnicodeFallback);
|
|
myToUnicodeFallback = &myUConverterTable->dbcs.toUnicodeFallback;
|
|
ucmp16_initBogus(myToUnicodeFallback);
|
|
|
|
while (T_FileStream_readLine(convFile, storageLine, sizeof(storageLine)))
|
|
{
|
|
removeComments(storageLine);
|
|
line = storageLine;
|
|
if (line[nextTokenOffset(line, NLTC_SEPARATORS)] != '\0')
|
|
{
|
|
line = getToken(codepointBytes, line, UNICODE_CODEPOINT_SEPARATORS);
|
|
if (!uprv_strcmp(codepointBytes, "END")) break;
|
|
unicodeValue = (UChar)T_CString_stringToInteger(codepointBytes, 16);
|
|
line = getToken(codepointBytes, line, CODEPOINT_SEPARATORS);
|
|
endOfLine= line[nextTokenOffset(line, CODEPOINT_SEPARATORS)];
|
|
if ( (endOfLine!= '\0') && (endOfLine != FALLBACK_SEPARATOR) )
|
|
{
|
|
/*two-byter!*/
|
|
line = getToken(codepointBytes+2, line, CODEPOINT_SEPARATORS);
|
|
}
|
|
|
|
mbcsCodepageValue = T_CString_stringToInteger(codepointBytes, 16);
|
|
|
|
line = uprv_strchr(line, FALLBACK_SEPARATOR);
|
|
uprv_memset(codepointBytes, 0, 6);
|
|
if (line != NULL)
|
|
{
|
|
uprv_memcpy(codepointBytes, line+1, 1);
|
|
}
|
|
fallback = T_CString_stringToInteger(codepointBytes, 10);
|
|
if (fallback == 0)
|
|
{
|
|
ucmp16_set(myToUnicode, (int16_t)mbcsCodepageValue, unicodeValue);
|
|
ucmp16_set(myFromUnicode, unicodeValue, (int16_t)mbcsCodepageValue);
|
|
}
|
|
else if (fallback == 1)
|
|
{
|
|
/* Check if this fallback is in the toUnicode or fromUnicode table */
|
|
if (seenFallback == FALSE)
|
|
{
|
|
myConverter->hasFromUnicodeFallback = myConverter->hasToUnicodeFallback = seenFallback = TRUE;
|
|
ucmp16_init(myFromUnicodeFallback, (uint16_t)replacementChar);
|
|
ucmp16_init(myToUnicodeFallback, (uint16_t)0xfffe);
|
|
}
|
|
ucmp16_set(myToUnicodeFallback, (int16_t)mbcsCodepageValue, unicodeValue);
|
|
ucmp16_set(myFromUnicodeFallback, unicodeValue, (int16_t)mbcsCodepageValue);
|
|
}
|
|
}
|
|
}
|
|
seenFallback = FALSE;
|
|
if (myConverter->hasToUnicodeFallback == TRUE)
|
|
{
|
|
for (i = 0; i < (uint32_t)ucmp16_getkUnicodeCount(); i++)
|
|
{
|
|
if ((ucmp16_getu(myToUnicode, i) >= 0xfffe) &&
|
|
(ucmp16_getu(myToUnicodeFallback, i) < 0xfffe))
|
|
{
|
|
seenFallback = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (seenFallback == FALSE)
|
|
{
|
|
ucmp16_close(myToUnicodeFallback);
|
|
myConverter->hasToUnicodeFallback = FALSE;
|
|
}
|
|
else if (myConverter->hasFromUnicodeFallback == TRUE)
|
|
{
|
|
ucmp16_compact(myFromUnicodeFallback);
|
|
ucmp16_compact(myToUnicodeFallback);
|
|
}
|
|
}
|
|
|
|
ucmp16_compact(myFromUnicode);
|
|
ucmp16_compact(myToUnicode);
|
|
|
|
return myUConverterTable;
|
|
}
|
|
|
|
|
|
UConverterTable * loadDBCSTableFromFile(FileStream* convFile, UConverterStaticData* myConverter, UErrorCode* err)
|
|
{
|
|
char storageLine[200];
|
|
char* line = NULL;
|
|
UConverterTable* myUConverterTable = NULL;
|
|
UChar unicodeValue = 0xfffe;
|
|
int32_t dbcsCodepageValue = '\0';
|
|
char codepointBytes[6];
|
|
int32_t replacementChar = 0x0000, fallback = 0;
|
|
uint32_t i = 0;
|
|
UBool seenFallback = FALSE;
|
|
CompactShortArray* myFromUnicode = NULL;
|
|
CompactShortArray* myToUnicode = NULL;
|
|
CompactShortArray* myFromUnicodeFallback = NULL;
|
|
CompactShortArray* myToUnicodeFallback = NULL;
|
|
|
|
/*Evaluates the replacement codepoint*/
|
|
replacementChar = 0xFFFF;
|
|
|
|
myUConverterTable = (UConverterTable*)uprv_malloc(sizeof(UConverterDBCSTable));
|
|
if (myUConverterTable == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
uprv_memset(myUConverterTable, 0, sizeof(UConverterDBCSTable));
|
|
|
|
myFromUnicode = &(myUConverterTable->dbcs.fromUnicode);
|
|
ucmp16_init(myFromUnicode, (int16_t)replacementChar);
|
|
myToUnicode = &(myUConverterTable->dbcs.toUnicode);
|
|
ucmp16_init(myToUnicode, (uint16_t)0xfffe);
|
|
|
|
myFromUnicodeFallback = &(myUConverterTable->dbcs.fromUnicodeFallback);
|
|
ucmp16_initBogus(myFromUnicodeFallback);
|
|
myToUnicodeFallback = &(myUConverterTable->dbcs.toUnicodeFallback);
|
|
ucmp16_initBogus(myToUnicodeFallback);
|
|
|
|
while (T_FileStream_readLine(convFile, storageLine, sizeof(storageLine)))
|
|
{
|
|
removeComments(storageLine);
|
|
line = storageLine;
|
|
if (line[nextTokenOffset(line, NLTC_SEPARATORS)] != '\0')
|
|
{
|
|
line = getToken(codepointBytes, line, UNICODE_CODEPOINT_SEPARATORS);
|
|
if (!uprv_strcmp(codepointBytes, "END")) break;
|
|
unicodeValue = (UChar)T_CString_stringToInteger(codepointBytes, 16);
|
|
|
|
/*first byte*/
|
|
line = getToken(codepointBytes, line, CODEPOINT_SEPARATORS);
|
|
|
|
/*second byte*/
|
|
line = getToken(codepointBytes+2, line, CODEPOINT_SEPARATORS);
|
|
}
|
|
|
|
dbcsCodepageValue = T_CString_stringToInteger(codepointBytes, 16);
|
|
line = uprv_strchr(line, FALLBACK_SEPARATOR);
|
|
uprv_memset(codepointBytes, 0, 6);
|
|
if (line != NULL)
|
|
{
|
|
uprv_memcpy(codepointBytes, line+1, 1);
|
|
}
|
|
fallback = T_CString_stringToInteger(codepointBytes, 10);
|
|
if (fallback == 0)
|
|
{
|
|
ucmp16_set(myToUnicode, (int16_t)dbcsCodepageValue, unicodeValue);
|
|
ucmp16_set(myFromUnicode, unicodeValue, (int16_t)dbcsCodepageValue);
|
|
}
|
|
else if (fallback == 1)
|
|
{
|
|
/* Check if this fallback is in the toUnicode or fromUnicode table */
|
|
if (seenFallback == FALSE)
|
|
{
|
|
myConverter->hasFromUnicodeFallback = myConverter->hasToUnicodeFallback = seenFallback = TRUE;
|
|
ucmp16_init(myFromUnicodeFallback, (uint16_t)replacementChar);
|
|
ucmp16_init(myToUnicodeFallback, (uint16_t)0xfffe);
|
|
}
|
|
ucmp16_set(myToUnicodeFallback, (int16_t)dbcsCodepageValue, unicodeValue);
|
|
ucmp16_set(myFromUnicodeFallback, unicodeValue, (int16_t)dbcsCodepageValue);
|
|
}
|
|
}
|
|
seenFallback = FALSE;
|
|
if (myConverter->hasToUnicodeFallback == TRUE)
|
|
{
|
|
for (i = 0; i < (uint32_t)ucmp16_getkUnicodeCount(); i++)
|
|
{
|
|
if ((ucmp16_getu(myToUnicode, i) >= 0xfffe) &&
|
|
(ucmp16_getu(myToUnicodeFallback, i) < 0xfffe))
|
|
{
|
|
seenFallback = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (seenFallback == FALSE)
|
|
{
|
|
ucmp16_close(myToUnicodeFallback);
|
|
myConverter->hasToUnicodeFallback = FALSE;
|
|
}
|
|
else if (myConverter->hasFromUnicodeFallback == TRUE)
|
|
{
|
|
ucmp16_compact(myFromUnicodeFallback);
|
|
ucmp16_compact(myToUnicodeFallback);
|
|
}
|
|
}
|
|
|
|
ucmp16_compact(myFromUnicode);
|
|
ucmp16_compact(myToUnicode);
|
|
|
|
return myUConverterTable;
|
|
}
|
|
|
|
/*deletes the "shared" type object*/
|
|
UBool makeconv_deleteSharedConverterData(UConverterSharedData* deadSharedData)
|
|
{
|
|
if (deadSharedData->staticData->conversionType == UCNV_SBCS)
|
|
{
|
|
ucmp8_close(&(deadSharedData->table->sbcs.fromUnicode));
|
|
if (deadSharedData->staticData->hasFromUnicodeFallback == TRUE)
|
|
ucmp8_close(&(deadSharedData->table->sbcs.fromUnicodeFallback));
|
|
uprv_free(deadSharedData->table);
|
|
uprv_free(deadSharedData);
|
|
}
|
|
else if (deadSharedData->staticData->conversionType == UCNV_MBCS)
|
|
{
|
|
MBCSClose((MBCSData *)deadSharedData->table);
|
|
uprv_free((UConverterStaticData*)deadSharedData->staticData);
|
|
uprv_free(deadSharedData);
|
|
}
|
|
else if ((deadSharedData->staticData->conversionType == UCNV_DBCS) || (deadSharedData->staticData->conversionType == UCNV_EBCDIC_STATEFUL))
|
|
{
|
|
ucmp16_close(&(deadSharedData->table->dbcs.fromUnicode));
|
|
ucmp16_close(&(deadSharedData->table->dbcs.toUnicode));
|
|
if (deadSharedData->staticData->hasFromUnicodeFallback == TRUE)
|
|
ucmp16_close(&(deadSharedData->table->dbcs.fromUnicodeFallback));
|
|
if (deadSharedData->staticData->hasToUnicodeFallback == TRUE)
|
|
ucmp16_close(&(deadSharedData->table->dbcs.toUnicodeFallback));
|
|
uprv_free(deadSharedData->table);
|
|
uprv_free((UConverterStaticData*)deadSharedData->staticData);
|
|
uprv_free(deadSharedData);
|
|
}
|
|
else
|
|
{ /* ? */
|
|
uprv_free(deadSharedData->table);
|
|
uprv_free((UConverterStaticData*)deadSharedData->staticData);
|
|
uprv_free(deadSharedData);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
/*creates a UConverterStaticData, fills in necessary links to it the appropriate function pointers*/
|
|
UConverterSharedData* createConverterFromTableFile(const char* converterName, UErrorCode* err)
|
|
{
|
|
FileStream* convFile = NULL;
|
|
UConverterSharedData* mySharedData = NULL;
|
|
UConverterStaticData* myStaticData = NULL;
|
|
|
|
if (U_FAILURE(*err)) return NULL;
|
|
|
|
convFile = T_FileStream_open(converterName, "r");
|
|
if (convFile == NULL)
|
|
{
|
|
*err = U_FILE_ACCESS_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
|
|
mySharedData = (UConverterSharedData*) uprv_malloc(sizeof(UConverterSharedData));
|
|
if (mySharedData == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
T_FileStream_close(convFile);
|
|
return NULL;
|
|
}
|
|
|
|
uprv_memset(mySharedData, 0, sizeof(UConverterSharedData));
|
|
|
|
mySharedData->structSize = sizeof(UConverterSharedData);
|
|
|
|
myStaticData = (UConverterStaticData*) uprv_malloc(sizeof(UConverterStaticData));
|
|
if (myStaticData == NULL)
|
|
{
|
|
*err = U_MEMORY_ALLOCATION_ERROR;
|
|
T_FileStream_close(convFile);
|
|
return NULL;
|
|
}
|
|
uprv_memset(myStaticData, 0, sizeof(UConverterStaticData));
|
|
mySharedData->staticData = myStaticData;
|
|
myStaticData->structSize = sizeof(UConverterStaticData);
|
|
mySharedData->staticDataOwned = TRUE;
|
|
|
|
uprv_strcpy(myStaticData->name, converterName);
|
|
|
|
mySharedData->dataMemory = NULL; /* for init */
|
|
|
|
readHeaderFromFile(mySharedData, convFile, converterName, err);
|
|
|
|
if (U_FAILURE(*err)) return NULL;
|
|
|
|
switch (myStaticData->conversionType)
|
|
{
|
|
case UCNV_SBCS:
|
|
{
|
|
mySharedData->table = loadSBCSTableFromFile(convFile, myStaticData, err);
|
|
break;
|
|
}
|
|
case UCNV_MBCS:
|
|
{
|
|
loadMBCSTableFromFile(convFile, mySharedData, err);
|
|
break;
|
|
}
|
|
case UCNV_EBCDIC_STATEFUL:
|
|
{
|
|
mySharedData->table = loadEBCDIC_STATEFULTableFromFile(convFile, myStaticData, err);
|
|
break;
|
|
}
|
|
case UCNV_DBCS:
|
|
{
|
|
mySharedData->table = loadDBCSTableFromFile(convFile, myStaticData, err);
|
|
break;
|
|
}
|
|
|
|
default :
|
|
mySharedData->table = NULL;
|
|
break;
|
|
};
|
|
|
|
T_FileStream_close(convFile);
|
|
|
|
return mySharedData;
|
|
}
|
|
|
|
|
|
|
|
static void WriteConverterSharedData(UNewDataMemory *pData, const UConverterSharedData* data)
|
|
{
|
|
uint32_t size = 0;
|
|
|
|
/* all read only, clean, platform independent data. Mmmm. :) */
|
|
udata_writeBlock(pData, data->staticData, sizeof(UConverterStaticData));
|
|
size += sizeof(UConverterStaticData); /* Is 4-aligned - by size */
|
|
|
|
/* Now, write the table .. Please note, the size of this table is
|
|
* */
|
|
switch (data->staticData->conversionType)
|
|
{
|
|
case UCNV_SBCS: {
|
|
udata_writeBlock(pData, (void*)data->table->sbcs.toUnicode, sizeof(uint16_t)*256);
|
|
size += sizeof(uint16_t)*256;
|
|
size += udata_write_ucmp8(pData, &data->table->sbcs.fromUnicode);
|
|
if (data->staticData->hasFromUnicodeFallback == TRUE)
|
|
{
|
|
if (size%4)
|
|
{
|
|
udata_writePadding(pData, 4-(size%4));
|
|
size+= 4-(size%4);
|
|
}
|
|
size += udata_write_ucmp8(pData, &data->table->sbcs.fromUnicodeFallback);
|
|
}
|
|
if (data->staticData->hasToUnicodeFallback == TRUE)
|
|
{
|
|
if (size%4)
|
|
{
|
|
udata_writePadding(pData, 4-(size%4));
|
|
size+= 4-(size%4);
|
|
}
|
|
udata_writeBlock(pData, (void*)data->table->sbcs.toUnicodeFallback, sizeof(uint16_t)*256);
|
|
/* don't care about alignment anymore */
|
|
}
|
|
}
|
|
break;
|
|
|
|
case UCNV_DBCS:
|
|
case UCNV_EBCDIC_STATEFUL:
|
|
{
|
|
size += udata_write_ucmp16(pData,&data->table->dbcs.toUnicode);
|
|
if(size%4)
|
|
{
|
|
udata_writePadding(pData, 4-(size%4) );
|
|
size+= 4-(size%4);
|
|
}
|
|
size += udata_write_ucmp16(pData,&data->table->dbcs.fromUnicode);
|
|
if (data->staticData->hasFromUnicodeFallback == TRUE)
|
|
{
|
|
if(size%4)
|
|
{
|
|
udata_writePadding(pData, 4-(size%4) );
|
|
size+= 4-(size%4);
|
|
}
|
|
size += udata_write_ucmp16(pData,&data->table->dbcs.fromUnicodeFallback);
|
|
}
|
|
if (data->staticData->hasToUnicodeFallback == TRUE)
|
|
{
|
|
|
|
if(size%4)
|
|
{
|
|
udata_writePadding(pData, 4-(size%4) );
|
|
size+= 4-(size%4);
|
|
}
|
|
size += udata_write_ucmp16(pData,&data->table->dbcs.toUnicodeFallback);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case UCNV_MBCS:
|
|
{
|
|
size += MBCSWrite((MBCSData *)data->table, pData);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
/*If it isn't any of the above, the file is invalid */
|
|
fprintf(stderr, "Error: bad converter type, can't write!!\n");
|
|
exit(1);
|
|
return; /* 0; */
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
* Hey, Emacs, please set the following:
|
|
*
|
|
* Local Variables:
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
*/
|