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intl/chardet/tools/GenCyrillicClass.cpp@b8a032363ba2 (annotated)

intl/chardet/tools/GenCyrillicClass.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5	#include "nsICharsetConverterManager.h"
michael@0	6	#include <iostream.h>
michael@0	7	#include "nsISupports.h"
michael@0	8	#include "nsIComponentManager.h"
michael@0	9	#include "nsIServiceManager.h"
michael@0	10	#include "nsIUnicodeDecoder.h"
michael@0	11	#include "nsIUnicodeEncoder.h"
michael@0	12	#include "nsCRT.h"
michael@0	13	#include <stdio.h>
michael@0	14	#include <stdlib.h>
michael@0	15	#if defined(XP_WIN)
michael@0	16	#include <io.h>
michael@0	17	#endif
michael@0	18	#ifdef XP_UNIX
michael@0	19	#include <unistd.h>
michael@0	20	#endif
michael@0	21
michael@0	22	//---------------------------------------------------------------------------
michael@0	23	void header()
michael@0	24	{
michael@0	25	char *header=
michael@0	26	"#ifndef nsCyrillicClass_h__\n"
michael@0	27	"#define nsCyrillicClass_h__\n"
michael@0	28	"/* PLEASE DO NOT EDIT THIS FILE DIRECTLY. THIS FILE IS GENERATED BY \n"
michael@0	29	" GenCyrllicClass found in mozilla/intl/chardet/tools\n"
michael@0	30	" */\n";
michael@0	31	printf(header);
michael@0	32	}
michael@0	33	//---------------------------------------------------------------------------
michael@0	34	void footer()
michael@0	35	{
michael@0	36	printf("#endif\n");
michael@0	37	}
michael@0	38	//---------------------------------------------------------------------------
michael@0	39	void npl()
michael@0	40	{
michael@0	41	char *npl=
michael@0	42	"/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */\n"
michael@0	43	"/* This Source Code Form is subject to the terms of the Mozilla Public\n"
michael@0	44	" * License, v. 2.0. If a copy of the MPL was not distributed with this\n"
michael@0	45	" * file, You can obtain one at http://mozilla.org/MPL/2.0/. */\n";
michael@0	46	printf(npl);
michael@0	47	}
michael@0	48	//---------------------------------------------------------------------------
michael@0	49	static nsIUnicodeEncoder* gKOI8REncoder = nullptr;
michael@0	50	static nsICharsetConverterManager* gCCM = nullptr;
michael@0	51
michael@0	52	//---------------------------------------------------------------------------
michael@0	53	uint8_t CyrillicClass(nsIUnicodeDecoder* decoder, uint8_t byte)
michael@0	54	{
michael@0	55	char16_t ubuf[2];
michael@0	56	uint8_t bbuf[2];
michael@0	57
michael@0	58	int32_t blen = 1;
michael@0	59	int32_t ulen = 1;
michael@0	60	nsresult res = decoder->Convert((char*)&byte, &blen, ubuf, &ulen);
michael@0	61	if(NS_SUCCEEDED(res) && (1 == ulen ))
michael@0	62	{
michael@0	63	ubuf[0] = nsCRT::ToUpper(ubuf[0]);
michael@0	64	blen=1;
michael@0	65	res = gKOI8REncoder->Convert(ubuf,&ulen,(char*)bbuf,&blen);
michael@0	66	if(NS_SUCCEEDED(res) && (1 == blen))
michael@0	67	{
michael@0	68	if(0xe0 <= bbuf[0])
michael@0	69	{
michael@0	70	return bbuf[0] - (uint8_t)0xdf;
michael@0	71	}
michael@0	72	}
michael@0	73	}
michael@0	74	return 0;
michael@0	75	}
michael@0	76	//---------------------------------------------------------------------------
michael@0	77	void genCyrillicClass(const char* name, const char* charset)
michael@0	78	{
michael@0	79	nsIUnicodeDecoder *decoder = nullptr;
michael@0	80	nsresult res = NS_OK;
michael@0	81	nsAutoString str(charset);
michael@0	82	res = gCCM->GetUnicodeDecoder(&str, &decoder);
michael@0	83	if(NS_FAILED(res))
michael@0	84	{
michael@0	85	printf("cannot locate %s Decoder\n", charset);
michael@0	86	return;
michael@0	87	}
michael@0	88	printf("static const uint8_t %sMap [128] = {\n",name);
michael@0	89	uint8_t i,j;
michael@0	90	for(i=0x80;i!=0x00;i+=0x10)
michael@0	91	{
michael@0	92	for(j=0;j<=0x0f;j++)
michael@0	93	{
michael@0	94	uint8_t cls = CyrillicClass(decoder, i+j);
michael@0	95	printf(" %2d, ",cls);
michael@0	96	}
michael@0	97	printf("\n");
michael@0	98	}
michael@0	99	printf("};\n");
michael@0	100	NS_IF_RELEASE(decoder);
michael@0	101	}
michael@0	102	//---------------------------------------------------------------------------
michael@0	103
michael@0	104
michael@0	105	int main(int argc, char** argv) {
michael@0	106	nsresult res = nullptr;
michael@0	107
michael@0	108	nsCOMPtr<nsICharsetConverterManager> gCCM = do_GetService(kCharsetConverterManagerCID, &res);
michael@0	109
michael@0	110	if(NS_FAILED(res) && (nullptr != gCCM))
michael@0	111	{
michael@0	112	printf("cannot locate CharsetConverterManager\n");
michael@0	113	return(-1);
michael@0	114	}
michael@0	115	nsAutoString koi8r("KOI8-R");
michael@0	116	res = gCCM->GetUnicodeEncoder(&koi8r,&gKOI8REncoder);
michael@0	117	if(NS_FAILED(res) && (nullptr != gKOI8REncoder))
michael@0	118	{
michael@0	119	printf("cannot locate KOI8-R Encoder\n");
michael@0	120	return(-1);
michael@0	121	}
michael@0	122
michael@0	123
michael@0	124	npl();
michael@0	125	header();
michael@0	126
michael@0	127	genCyrillicClass("KOI8", "KOI8-R");
michael@0	128	genCyrillicClass("CP1251", "windows-1251");
michael@0	129	genCyrillicClass("IBM866", "IBM866");
michael@0	130	genCyrillicClass("ISO88595", "ISO-8859-5");
michael@0	131	genCyrillicClass("MacCyrillic", "x-mac-cyrillic");
michael@0	132	footer();
michael@0	133	NS_IF_RELEASE(gKOI8REncoder);
michael@0	134	return(0);
michael@0	135	};