зеркало из https://github.com/mozilla/pjs.git
127 строки
3.8 KiB
C++
127 строки
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.1 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the NPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the NPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
#include <stdio.h>
|
|
#include "nscore.h"
|
|
#include "nsIConverterInputStream.h"
|
|
#include "nsIURL.h"
|
|
#include "nsNetUtil.h"
|
|
#include "nsCRT.h"
|
|
#include "nsString.h"
|
|
#include "prprf.h"
|
|
#include "prtime.h"
|
|
|
|
static nsString* ConvertCharacterSetName(const char* aName)
|
|
{
|
|
return new nsString(NS_ConvertASCIItoUCS2(aName));
|
|
}
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
if (3 != argc) {
|
|
printf("usage: CvtURL url utf8\n");
|
|
return -1;
|
|
}
|
|
|
|
char* characterSetName = argv[2];
|
|
nsString* cset = ConvertCharacterSetName(characterSetName);
|
|
if (NS_PTR_TO_INT32(cset) < 0) {
|
|
printf("illegal character set name: '%s'\n", characterSetName);
|
|
return -1;
|
|
}
|
|
|
|
// Create url object
|
|
char* urlName = argv[1];
|
|
nsIURI* url;
|
|
nsresult rv;
|
|
rv = NS_NewURI(&url, urlName);
|
|
if (NS_OK != rv) {
|
|
printf("invalid URL: '%s'\n", urlName);
|
|
return -1;
|
|
}
|
|
|
|
// Get an input stream from the url
|
|
nsresult ec;
|
|
nsIInputStream* in;
|
|
ec = NS_OpenURI(&in, url);
|
|
if (nsnull == in) {
|
|
printf("open of url('%s') failed: error=%x\n", urlName, ec);
|
|
return -1;
|
|
}
|
|
|
|
// Translate the input using the argument character set id into
|
|
// unicode
|
|
nsCOMPtr<nsIConverterInputStream> uin =
|
|
do_CreateInstance("@mozilla.org/intl/converter-input-stream;1", &rv);
|
|
if (NS_SUCCEEDED(rv))
|
|
uin->Init(in, cset->get(), nsnull);
|
|
if (NS_OK != rv) {
|
|
printf("can't create converter input stream: %d\n", rv);
|
|
return -1;
|
|
}
|
|
|
|
// Read the input and write some output
|
|
PRTime start = PR_Now();
|
|
PRInt32 count = 0;
|
|
for (;;) {
|
|
PRUnichar buf[1000];
|
|
PRUint32 nb;
|
|
ec = uin->Read(buf, 0, 1000, &nb);
|
|
if (NS_FAILED(ec)) {
|
|
printf("i/o error: %d\n", ec);
|
|
break;
|
|
}
|
|
if (nb == 0) break; // EOF
|
|
count += nb;
|
|
}
|
|
PRTime end = PR_Now();
|
|
PRTime conversion, ustoms;
|
|
LL_I2L(ustoms, 1000);
|
|
LL_SUB(conversion, end, start);
|
|
LL_DIV(conversion, conversion, ustoms);
|
|
char buf[500];
|
|
PR_snprintf(buf, sizeof(buf),
|
|
"converting and discarding %d bytes took %lldms",
|
|
count, conversion);
|
|
puts(buf);
|
|
|
|
// Release the objects
|
|
in->Release();
|
|
url->Release();
|
|
|
|
return 0;
|
|
}
|