imgtools/imglib/host/testutf16str.cpp
changeset 600 6d08f4a05d93
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599:fa7a3cc6effd 600:6d08f4a05d93
       
     1 /*
       
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of the License "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 *
       
    16 */
       
    17 #include "UTF16String.h"
       
    18 #include <iostream>
       
    19 #include <fstream>
       
    20 #include <string>
       
    21 using namespace std ;
       
    22 
       
    23 #ifdef __LINUX__
       
    24 #define stricmp strcasecmp
       
    25 #endif
       
    26 
       
    27 void PrintHelp(){
       
    28 	cout <<  "Syntax: TestUTF16Str  <-[mbtou|utomb] > -i inputfilename -o outputfilename "<<endl; 
       
    29 	cout << "	mbtou is by default."<<endl;
       
    30 }
       
    31 int main(int argc, char* argv[]){
       
    32 	const char* input = 0 ;
       
    33 	const char* output = 0 ;
       
    34 	if(argc < 5){
       
    35 		PrintHelp();
       
    36 		return 1;
       
    37 	}
       
    38 	bool mbtou = true ;
       
    39 	int i = 1;
       
    40 	while(i < argc){
       
    41 		if('-' == *argv[i] || '/' == *argv[i]){
       
    42 			if(!stricmp(&(argv[i][1]),"utomb"))
       
    43 				mbtou = false ;
       
    44 			else if((argv[i][1] | 0x20) == 'i'){
       
    45 				i++ ;
       
    46 				if(i < argc)
       
    47 					input = argv[i];
       
    48 			}
       
    49 			else if((argv[i][1] | 0x20) == 'o'){
       
    50 				i++ ;
       
    51 				if(i < argc)
       
    52 					output = argv[i];
       
    53 			}
       
    54 			else if(stricmp(&(argv[i][1]),"mbtou")){
       
    55 				cerr << "Unrecognized option "<< argv[i] << endl ;
       
    56 			}				
       
    57 		}
       
    58 		else {
       
    59 			cerr << "Unrecognized option "<< argv[i] << endl ;
       
    60 		}
       
    61 		i++ ;			
       
    62 	}
       
    63 	if(!input || !output){
       
    64 		PrintHelp();
       
    65 		return 2;
       
    66 	}
       
    67 	fstream ifs(input, ios_base::in + ios_base::binary);	
       
    68 	if(!ifs.is_open()){
       
    69 		cerr << "Cannot open \""<< input << "\" for reading."<<endl ;
       
    70 		return 3;
       
    71 	}
       
    72 	fstream ofs(output, ios_base::out + ios_base::binary + ios_base::trunc);
       
    73 	if(!ofs.is_open()){
       
    74 		cerr << "Cannot open \""<< output << "\" for writing."<<endl ;
       
    75 		ifs.close();
       
    76 		return 4;
       
    77 	}
       
    78 	ifs.seekg(0,ios_base::end);
       
    79 	size_t length = ifs.tellg();
       
    80 	ifs.seekg(0,ios_base::beg);
       
    81 	char* buffer = new char[length + 2];
       
    82 	ifs.read(buffer,length);
       
    83 	buffer[length] = 0 ;
       
    84 	buffer[length + 1] = 0 ;
       
    85 	ifs.close();
       
    86 	static unsigned char const utf16FileHdr[2] = {0xFF,0xFE};
       
    87 	static unsigned char const utf8FileHdr[3] = {0xEF,0xBB,0xBF};
       
    88 	if(mbtou){
       
    89 		char* mbstr = buffer ;
       
    90 		if(length > 3){
       
    91 			if(memcmp(buffer,utf8FileHdr,sizeof(utf8FileHdr)) == 0){
       
    92 				mbstr += 3;
       
    93 				length -= 3 ;
       
    94 			}
       
    95 		}
       
    96 		UTF16String theStr(mbstr , length);
       
    97 		if(length > 0 && theStr.IsEmpty()){
       
    98 			cerr << "Convert Error[From UTF8 To UTF16]."<<endl ;
       
    99 		}
       
   100 		else{
       
   101 			length = theStr.length() << 1;			
       
   102 			ofs.write(reinterpret_cast<const char*>(utf16FileHdr),sizeof(utf16FileHdr));
       
   103 			ofs.write(reinterpret_cast<const char*>(theStr.c_str()),length);
       
   104 			cout << "Done."<<endl ;
       
   105 		}		
       
   106 	}
       
   107 	else{
       
   108 		TUint16* unistr = reinterpret_cast<TUint16*>(buffer);
       
   109 		length >>= 1;
       
   110 		if(*unistr == 0xFEFF){
       
   111 			unistr ++ ;
       
   112 			length -- ;		
       
   113 		}
       
   114 		UTF16String theStr(unistr , length);
       
   115 		string mbstr ;
       
   116 		if(!theStr.ToUTF8(mbstr)){
       
   117 			cerr << "Convert Error[From UTF16 To UTF8]."<<endl ;
       
   118 		}else{
       
   119 			//ofs.write(reinterpret_cast<const char*>(utf8FileHdr),sizeof(utf8FileHdr));
       
   120 			ofs.write(mbstr.c_str(),mbstr.length());
       
   121 			cout << "Done."<<endl ;
       
   122 		}
       
   123 	}
       
   124 	ofs.close();	
       
   125 	delete []buffer ;	
       
   126 	return 0;
       
   127 }