mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <stdio.h>
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#include "nscore.h"
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#include "nsIConverterInputStream.h"
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#include "nsIURL.h"
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#include "nsNetUtil.h"
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#include "nsCRT.h"
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#include "nsString.h"
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#include "prprf.h"
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#include "prtime.h"
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static nsString* ConvertCharacterSetName(const char* aName)
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{
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return new nsString(NS_ConvertASCIItoUTF16(aName));
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}
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int main(int argc, char** argv)
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{
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if (3 != argc) {
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printf("usage: CvtURL url utf8\n");
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return -1;
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}
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char* characterSetName = argv[2];
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nsString* cset = ConvertCharacterSetName(characterSetName);
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if (NS_PTR_TO_INT32(cset) < 0) {
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printf("illegal character set name: '%s'\n", characterSetName);
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return -1;
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}
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// Create url object
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char* urlName = argv[1];
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nsIURI* url;
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nsresult rv;
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rv = NS_NewURI(&url, urlName);
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if (NS_OK != rv) {
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printf("invalid URL: '%s'\n", urlName);
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return -1;
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}
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// Get an input stream from the url
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nsresult ec;
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nsIInputStream* in;
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ec = NS_OpenURI(&in, url);
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if (nullptr == in) {
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printf("open of url('%s') failed: error=%x\n", urlName, ec);
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return -1;
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}
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// Translate the input using the argument character set id into
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// unicode
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nsCOMPtr<nsIConverterInputStream> uin =
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do_CreateInstance("@mozilla.org/intl/converter-input-stream;1", &rv);
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if (NS_SUCCEEDED(rv))
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rv = uin->Init(in, cset->get(), 4096);
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if (NS_FAILED(rv)) {
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printf("can't create converter input stream: %d\n", rv);
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return -1;
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}
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// Read the input and write some output
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PRTime start = PR_Now();
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PRInt32 count = 0;
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for (;;) {
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PRUnichar buf[1000];
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PRUint32 nb;
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ec = uin->Read(buf, 0, 1000, &nb);
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if (NS_FAILED(ec)) {
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printf("i/o error: %d\n", ec);
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break;
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}
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if (nb == 0) break; // EOF
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count += nb;
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}
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PRTime end = PR_Now();
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PRTime conversion, ustoms;
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LL_I2L(ustoms, 1000);
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LL_SUB(conversion, end, start);
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LL_DIV(conversion, conversion, ustoms);
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char buf[500];
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PR_snprintf(buf, sizeof(buf),
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"converting and discarding %d bytes took %lldms",
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count, conversion);
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puts(buf);
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// Release the objects
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in->Release();
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url->Release();
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return 0;
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}
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