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/*++
Copyright (c) 1991-1999, Microsoft Corporation All rights reserved.
Module Name:
language.c
Abstract:
This file contains functions necessary to parse and write the language
specific tables to a data file.
External Routines in this file:
ParseLanguage
WriteLanguage
ParseLangException
WriteLangException
Revision History:
12-10-91 JulieB Created.
--*/
//
// Include Files.
//
#include "nlstrans.h"
//
// Forward Declarations.
//
int
GetUpperTable(
PLANGUAGE pLang,
int Size);
int
GetLowerTable(
PLANGUAGE pLang,
int Size);
int
GetLangExceptionTable(
PLANG_EXCEPT pLangExcept,
int Size);
int
WriteUpper(
PLANGUAGE pLang,
FILE *pOutputFile);
int
WriteLower(
PLANGUAGE pLang,
FILE *pOutputFile);
int
WriteLangExceptionTable(
PLANG_EXCEPT pLangExcept,
FILE *pOutputFile);
//-------------------------------------------------------------------------//
// EXTERNAL ROUTINES //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// ParseLanguage
//
// This routine parses the input file for the language specific tables.
// This routine is only entered when the LANGUAGE keyword is found.
// The parsing continues until the ENDLANGUAGE keyword is found.
//
// 12-10-91 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int ParseLanguage(
PLANGUAGE pLang,
PSZ pszKeyWord)
{
int size; // size of table to follow
while (fscanf(pInputFile, "%s", pszKeyWord) == 1)
{
if (_stricmp(pszKeyWord, "UPPERCASE") == 0)
{
if (Verbose)
printf("\n\nFound UPPERCASE keyword.\n");
//
// Get size parameter.
//
if (GetSize(&size))
return (1);
//
// Get UPPERCASE Table.
//
if (GetUpperTable(pLang, size))
{
return (1);
}
//
// Set WriteFlags for UPPERCASE Table.
//
pLang->WriteFlags |= F_UPPER;
}
else if (_stricmp(pszKeyWord, "LOWERCASE") == 0)
{
if (Verbose)
printf("\n\nFound LOWERCASE keyword.\n");
//
// Get size parameter.
//
if (GetSize(&size))
return (1);
//
// Get LOWERCASE Table.
//
if (GetLowerTable(pLang, size))
{
return (1);
}
//
// Set WriteFlags for LOWERCASE Table.
//
pLang->WriteFlags |= F_LOWER;
}
else if (_stricmp(pszKeyWord, "ENDLANGUAGE") == 0)
{
if (Verbose)
printf("\n\nFound ENDLANGUAGE keyword.\n");
//
// Return success.
//
return (0);
}
else
{
printf("Parse Error: Invalid Instruction '%s'.\n", pszKeyWord);
return (1);
}
}
//
// If this point is reached, then the ENDLANGUAGE keyword was
// not found. Return an error.
//
printf("Parse Error: Expecting ENDLANGUAGE keyword.\n");
return (1);
}
////////////////////////////////////////////////////////////////////////////
//
// WriteLanguage
//
// This routine writes the language specific tables to an output file.
//
// 12-10-91 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int WriteLanguage(
PLANGUAGE pLang)
{
FILE *pOutputFile; // ptr to output file
WORD wValue; // temp storage value
//
// Make sure all tables are present.
//
if (!((pLang->WriteFlags & F_UPPER) && (pLang->WriteFlags & F_LOWER)))
{
printf("Write Error: All tables must be present -\n");
printf(" Uppercase and Lowercase Tables.\n");
return (1);
}
//
// Make sure output file can be opened for writing.
//
if ((pOutputFile = fopen(LANGUAGE_FILE, "w+b")) == 0)
{
printf("Error opening output file %s.\n", LANGUAGE_FILE);
return (1);
}
if (Verbose)
printf("\n\nWriting output file %s...\n", LANGUAGE_FILE);
//
// Write IfDefault value to file.
//
pLang->IfDefault = 1;
wValue = (WORD)(pLang->IfDefault);
if (FileWrite( pOutputFile,
&wValue,
sizeof(WORD),
1,
"IfDefault" ))
{
return (1);
}
//
// Write UPPERCASE Table to output file.
//
if (WriteUpper(pLang, pOutputFile))
{
fclose(pOutputFile);
return (1);
}
//
// Free UPPERCASE table structures.
//
Free844(pLang->pUpper);
//
// Write LOWERCASE Table to output file.
//
if (WriteLower(pLang, pOutputFile))
{
fclose(pOutputFile);
return (1);
}
//
// Free LOWERCASE table structures.
//
Free844(pLang->pLower);
//
// Close the output file.
//
fclose(pOutputFile);
//
// Return success.
//
printf("\nSuccessfully wrote output file %s\n", LANGUAGE_FILE);
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// ParseLangException
//
// This routine parses the input file for the language exception specific
// tables. This routine is only entered when the LANGUAGE_EXCEPTION keyword
// is found.
//
// 08-30-95 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int ParseLangException(
PLANG_EXCEPT pLangExcept,
PSZ pszKeyWord)
{
int size; // size of table to follow
//
// Get size parameter.
//
if (GetSize(&size))
return (1);
//
// Get EXCEPTION Table.
//
if (GetLangExceptionTable(pLangExcept, size))
{
return (1);
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// WriteLangException
//
// This routine writes the language excpetion specific tables to an output
// file.
//
// 08-30-95 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int WriteLangException(
PLANG_EXCEPT pLangExcept)
{
FILE *pOutputFile; // ptr to output file
int ctr; // loop counter
//
// Make sure output file can be opened for writing.
//
if ((pOutputFile = fopen(LANG_EXCEPT_FILE, "w+b")) == 0)
{
printf("Error opening output file %s.\n", LANG_EXCEPT_FILE);
return (1);
}
if (Verbose)
printf("\n\nWriting output file %s...\n", LANG_EXCEPT_FILE);
//
// Write EXCEPTION Table to output file.
//
if (WriteLangExceptionTable(pLangExcept, pOutputFile))
{
fclose(pOutputFile);
return (1);
}
//
// Free EXCEPTION header and table structures.
//
for (ctr = 0; ctr < pLangExcept->NumException; ctr++)
{
if ((pLangExcept->pExceptTbl)[ctr])
{
free((pLangExcept->pExceptTbl)[ctr]);
}
}
free(pLangExcept->pExceptTbl);
free(pLangExcept->pExceptHdr);
//
// Close the output file.
//
fclose(pOutputFile);
//
// Return success.
//
printf("\nSuccessfully wrote output file %s\n", LANG_EXCEPT_FILE);
return (0);
}
//-------------------------------------------------------------------------//
// INTERNAL ROUTINES //
//-------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////
//
// GetUpperTable
//
// This routine gets the upper case table from the input file. It uses
// the size parameter to know when to stop reading from the file. If an
// error is encountered, a message is printed and an error is returned.
//
// 07-30-91 JulieB Created.
// 12-10-91 JulieB Modified for new table format.
////////////////////////////////////////////////////////////////////////////
int GetUpperTable(
PLANGUAGE pLang,
int Size)
{
int LoChar; // lower case value
int UpChar; // upper case value
register int Ctr; // loop counter
int NumItems; // number of items returned from fscanf
//
// Allocate top buffer for 8:4:4 table - 256 pointers.
//
if (Allocate8(&pLang->pUpper))
{
return (1);
}
//
// For each entry in table, read in the upper case and lower case
// character from input file, allocate necessary 16 word buffers
// based on upper case value, and store difference to lower case
// character.
//
for (Ctr = 0; Ctr < Size; Ctr++)
{
//
// Read in lower case and upper case characters.
//
NumItems = fscanf( pInputFile,
"%x %x ;%*[^\n]",
&LoChar,
&UpChar );
if (NumItems != 2)
{
printf("Parse Error: Error reading UPPERCASE values.\n");
return (1);
}
if (Verbose)
printf(" Lower = %x\tUpper = %x\n", LoChar, UpChar);
//
// Insert difference (UpChar - LoChar) into 8:4:4 table.
//
if (Insert844( pLang->pUpper,
(WORD)LoChar,
(WORD)(UpChar - LoChar),
&pLang->UPBuf2,
&pLang->UPBuf3,
sizeof(WORD) ))
{
return (1);
}
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// GetLowerTable
//
// This routine gets the lower case table from the input file. It uses
// the size parameter to know when to stop reading from the file. If an
// error is encountered, a message is printed and an error is returned.
//
// 07-30-91 JulieB Created.
// 12-10-91 JulieB Modified for new table format.
////////////////////////////////////////////////////////////////////////////
int GetLowerTable(
PLANGUAGE pLang,
int Size)
{
int UpChar; // upper case value
int LoChar; // lower case value
register int Ctr; // loop counter
int NumItems; // number of items returned from fscanf
//
// Allocate top buffer for 8:4:4 table - 256 pointers.
//
if (Allocate8(&pLang->pLower))
{
return (1);
}
//
// For each entry in table, read in the upper case and lower case
// character from input file, allocate necessary 16 word buffers
// based on lower case value, and store difference to upper case
// character.
//
for (Ctr = 0; Ctr < Size; Ctr++)
{
//
// Read in lower case and upper case characters.
//
NumItems = fscanf( pInputFile,
"%x %x ;%*[^\n]",
&UpChar,
&LoChar );
if (NumItems != 2)
{
printf("Parse Error: Error reading LOWERCASE values.\n");
return (1);
}
if (Verbose)
printf(" Upper = %x\tLower = %x\n", UpChar, LoChar);
//
// Insert difference (LoChar - UpChar) into 8:4:4 table.
//
if (Insert844( pLang->pLower,
(WORD)UpChar,
(WORD)(LoChar - UpChar),
&pLang->LOBuf2,
&pLang->LOBuf3,
sizeof(WORD) ))
{
return (1);
}
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// GetLangExceptionTable
//
// This routine gets the exception table from the input file.
// It uses the size parameter to know when to stop reading from the file.
// If an error is encountered, a message is printed and an error is returned.
//
// 08-30-95 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int GetLangExceptionTable(
PLANG_EXCEPT pLangExcept,
int Size)
{
DWORD Locale; // locale id
int NumUp; // number of entries for upper case
int NumLo; // number of entries for lower case
int TotalNum; // total number of exceptions for locale
int UCP1; // exception code point 1
int UCP2; // exception code point 2
int Offset = 0; // offset to store
int Ctr; // loop counter
int Ctr2; // loop counter
int LcidCtr; // loop counter
int NumItems; // number of items returned from fscanf
int Num; // temp value
char pszTemp[MAX]; // temp buffer for string
//
// Allocate exception header and exception table and set size of
// table in language exception tables structure.
//
if (AllocateLangException(pLangExcept, Size))
{
return (1);
}
//
// For each entry in table, read in the LCID keyword, locale id,
// the number of upper case entries for that locale id, and the
// number of lower case entries for that locale id. Then, for all
// entries for the locale id, read in the exception code point and
// the upper/lower case code point. Store all values in the
// exception header and the exception table.
//
Ctr = 0;
while (Ctr < Size)
{
//
// Read in the LCID keyword, locale id, and the number of
// entries for the locale id.
//
NumItems = fscanf( pInputFile,
" LCID %i %i %i ;%*[^\n]",
&Locale,
&NumUp,
&NumLo );
if (NumItems != 3)
{
printf("Parse Error: Error reading EXCEPTION LCID values.\n");
return (1);
}
if (Verbose)
printf("\n LCID = %lx\tNumUpper = %d\tNumLower = %d\n\n",
Locale, NumUp, NumLo);
//
// Store the locale id and the number of entries in the header.
//
((pLangExcept->pExceptHdr)[Ctr]).Locale = (DWORD)Locale;
((pLangExcept->pExceptHdr)[Ctr]).Offset = (DWORD)Offset;
((pLangExcept->pExceptHdr)[Ctr]).NumUpEntries = (DWORD)NumUp;
((pLangExcept->pExceptHdr)[Ctr]).NumLoEntries = (DWORD)NumLo;
//
// See if there are any other LCIDs for this exception table.
//
LcidCtr = 1;
while (NumItems = fscanf( pInputFile,
" LCID %i ;%*[^\n]",
&Locale ))
{
if (NumItems > 2)
{
printf("Parse Error: Error reading secondary EXCEPTION LCID values.\n");
return (1);
}
if (Verbose)
printf("\n LCID = %lx\tNumUpper = %d\tNumLower = %d\n\n",
Locale, NumUp, NumLo);
//
// Store the locale id and the number of entries in the header.
//
((pLangExcept->pExceptHdr)[Ctr + LcidCtr]).Locale = (DWORD)Locale;
((pLangExcept->pExceptHdr)[Ctr + LcidCtr]).Offset = (DWORD)Offset;
((pLangExcept->pExceptHdr)[Ctr + LcidCtr]).NumUpEntries = (DWORD)NumUp;
((pLangExcept->pExceptHdr)[Ctr + LcidCtr]).NumLoEntries = (DWORD)NumLo;
LcidCtr++;
}
//
// Add (Num times number of words in exception node) to Offset
// to get the offset of the next LCID entries.
//
TotalNum = NumUp + NumLo;
Offset += (TotalNum * NUM_L_EXCEPT_WORDS);
//
// Allocate exception nodes for current LCID.
//
if (AllocateLangExceptionNodes(pLangExcept, TotalNum, Ctr))
{
return (1);
}
//
// Read in the UPPERCASE keyword.
//
NumItems = fscanf(pInputFile, "%s", pszTemp);
if ((NumItems != 1) ||
(_stricmp(pszTemp, "UPPERCASE") != 0))
{
printf("Parse Error: Error reading UPPERCASE keyword for LCID %lx.\n",
Locale);
return (1);
}
else
{
if (Verbose)
printf("\n\nFound UPPERCASE keyword.\n");
}
//
// For each entry for the locale id, read in the exception code
// point and the upper/lower case code point. Store the values
// in the exception table nodes.
//
for (Ctr2 = 0; Ctr2 < TotalNum; Ctr2++)
{
if (Ctr2 == NumUp)
{
//
// Read in the LOWERCASE keyword.
//
NumItems = fscanf(pInputFile, "%s", pszTemp);
if ((NumItems != 1) ||
(_stricmp(pszTemp, "LOWERCASE") != 0))
{
printf("Parse Error: Error reading LOWERCASE keyword for LCID %lx.\n",
Locale);
return (1);
}
else
{
if (Verbose)
printf("\n\nFound LOWERCASE keyword.\n");
}
}
//
// Read in code point and the upper/lower case code point.
//
NumItems = fscanf( pInputFile,
"%i %i ;%*[^\n]",
&UCP1,
&UCP2 );
if (NumItems != 2)
{
printf("Parse Error: Error reading EXCEPTION values for LCID %lx.\n",
Locale);
return (1);
}
if (Verbose)
printf(" UCP1 = %x\tUCP2 = %x\n", UCP1, UCP2);
//
// Store the weights in the exception table.
//
(((pLangExcept->pExceptTbl)[Ctr])[Ctr2]).UCP = (WORD)UCP1;
(((pLangExcept->pExceptTbl)[Ctr])[Ctr2]).AddAmount = (WORD)(UCP2 - UCP1);
}
Ctr += LcidCtr;
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// WriteUpper
//
// This routine writes the UPPERCASE information to the output file.
//
// 07-30-91 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int WriteUpper(
PLANGUAGE pLang,
FILE *pOutputFile)
{
int TblSize; // size of table
WORD wValue; // temp storage value
if (Verbose)
printf("\nWriting UPPERCASE Table...\n");
//
// Compute size of table.
//
TblSize = Compute844Size( pLang->UPBuf2,
pLang->UPBuf3,
sizeof(WORD) ) + 1;
//
// Make sure the total size of the table is not greater than 64K.
// If it is, then the WORD offsets are too small.
//
if (TblSize > MAX_844_TBL_SIZE)
{
printf("Write Error: Size of UPPER table is greater than 64K.\n");
return (1);
}
//
// Write the size to the output file.
//
wValue = (WORD)TblSize;
if (FileWrite( pOutputFile,
&wValue,
sizeof(WORD),
1,
"UPPER size" ))
{
return (1);
}
//
// Write UPPERCASE 8:4:4 table to file.
//
if (Write844Table( pOutputFile,
pLang->pUpper,
pLang->UPBuf2,
TblSize - 1,
sizeof(WORD) ))
{
return (1);
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// WriteLower
//
// This routine writes the LOWERCASE information to the output file.
//
// 07-30-91 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int WriteLower(
PLANGUAGE pLang,
FILE *pOutputFile)
{
int TblSize; // size of table
WORD wValue; // temp storage value
if (Verbose)
printf("\nWriting LOWERCASE Table...\n");
//
// Compute size of table.
//
TblSize = Compute844Size( pLang->LOBuf2,
pLang->LOBuf3,
sizeof(WORD) ) + 1;
//
// Make sure the total size of the table is not greater than 64K.
// If it is, then the WORD offsets are too small.
//
if (TblSize > MAX_844_TBL_SIZE)
{
printf("Write Error: Size of LOWER table is greater than 64K.\n");
return (1);
}
//
// Write the size to the output file.
//
wValue = (WORD)TblSize;
if (FileWrite( pOutputFile,
&wValue,
sizeof(WORD),
1,
"LOWER size" ))
{
return (1);
}
//
// Write LOWERCASE 8:4:4 table to file.
//
if (Write844Table( pOutputFile,
pLang->pLower,
pLang->LOBuf2,
TblSize - 1,
sizeof(WORD) ))
{
return (1);
}
//
// Return success.
//
return (0);
}
////////////////////////////////////////////////////////////////////////////
//
// WriteLangExceptionTable
//
// This routine writes the EXCEPTION information to the output file.
//
// 08-30-95 JulieB Created.
////////////////////////////////////////////////////////////////////////////
int WriteLangExceptionTable(
PLANG_EXCEPT pLangExcept,
FILE *pOutputFile)
{
int TblSize; // size of table
int Ctr; // loop counter
WORD wValue; // temp storage value
if (Verbose)
printf("\nWriting EXCEPTION Table...\n");
//
// Get the size of the table.
//
TblSize = pLangExcept->NumException;
//
// Write the number of exception locales to the output file.
//
wValue = (WORD)TblSize;
if (FileWrite( pOutputFile,
&wValue,
sizeof(DWORD),
1,
"Exception Size" ))
{
return (1);
}
//
// Write the exception header to the output file.
//
if (FileWrite( pOutputFile,
pLangExcept->pExceptHdr,
sizeof(L_EXCEPT_HDR),
TblSize,
"Exception Header" ))
{
return (1);
}
//
// Write the exception table to the output file.
//
for (Ctr = 0; Ctr < TblSize; Ctr++)
{
if ((pLangExcept->pExceptTbl)[Ctr])
{
if (FileWrite( pOutputFile,
(pLangExcept->pExceptTbl)[Ctr],
sizeof(L_EXCEPT_NODE),
( ((pLangExcept->pExceptHdr)[Ctr]).NumUpEntries +
((pLangExcept->pExceptHdr)[Ctr]).NumLoEntries ),
"Exception Table" ))
{
return (1);
}
}
}
//
// Return success.
//
return (0);
}