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/* $Id: RTHttp.cpp $ */
/** @file
* IPRT - Utility for retriving URLs.
*/
/*
* Copyright (C) 2006-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/http.h>
#include <iprt/assert.h>
#include <iprt/ctype.h>
#include <iprt/errcore.h>
#include <iprt/getopt.h>
#include <iprt/initterm.h>
#include <iprt/message.h>
#include <iprt/path.h>
#include <iprt/stream.h>
#include <iprt/string.h>
#include <iprt/vfs.h>
int main(int argc, char **argv)
{
int rc = RTR3InitExe(argc, &argv, 0);
if (RT_FAILURE(rc))
return RTMsgInitFailure(rc);
/*
* Create a HTTP client instance.
*/
RTHTTP hHttp;
rc = RTHttpCreate(&hHttp);
if (RT_FAILURE(rc))
return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTHttpCreate failed: %Rrc", rc);
rc = RTHttpSetFollowRedirects(hHttp, 8);
if (RT_FAILURE(rc))
return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTHttpSetFollowRedirects(,8) failed: %Rrc", rc);
/*
* Parse arguments.
*/
static const RTGETOPTDEF s_aOptions[] =
{
{ "--output", 'o', RTGETOPT_REQ_STRING },
{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
{ "--set-header", 's', RTGETOPT_REQ_STRING },
};
RTEXITCODE rcExit = RTEXITCODE_SUCCESS;
const char *pszOutput = NULL;
unsigned uVerbosityLevel = 1;
RTGETOPTUNION ValueUnion;
RTGETOPTSTATE GetState;
RTGetOptInit(&GetState, argc, argv, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
while ((rc = RTGetOpt(&GetState, &ValueUnion)))
{
switch (rc)
{
case 'o':
pszOutput = ValueUnion.psz;
break;
case 'q':
uVerbosityLevel--;
break;
case 'v':
uVerbosityLevel++;
break;
case 'h':
RTPrintf("Usage: %s [options] URL0 [URL1 [...]]\n"
"\n"
"Options:\n"
" -o,--output=file\n"
" Output file. If not given, the file is displayed on stdout.\n"
" -q, --quiet\n"
" -v, --verbose\n"
" Controls the verbosity level.\n"
" -h, -?, --help\n"
" Display this help text and exit successfully.\n"
" -V, --version\n"
" Display the revision and exit successfully.\n"
, RTPathFilename(argv[0]));
return RTEXITCODE_SUCCESS;
case 'V':
RTPrintf("$Revision: 127855 $\n");
return RTEXITCODE_SUCCESS;
case 's':
{
char *pszColon = (char *)strchr(ValueUnion.psz, ':');
if (!pszColon)
return RTMsgErrorExit(RTEXITCODE_FAILURE, "No colon in --set-header value: %s", ValueUnion.psz);
*pszColon = '\0'; /* evil */
const char *pszValue = pszColon + 1;
if (RT_C_IS_BLANK(*pszValue))
pszValue++;
rc = RTHttpAddHeader(hHttp, ValueUnion.psz, pszValue, RTSTR_MAX, RTHTTPADDHDR_F_BACK);
*pszColon = ':';
if (RT_FAILURE(rc))
return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTHttpAddHeader failed: %Rrc (on %s)", rc, ValueUnion.psz);
break;
}
case VINF_GETOPT_NOT_OPTION:
{
int rcHttp;
if (pszOutput && strcmp("-", pszOutput))
{
if (uVerbosityLevel > 0)
RTStrmPrintf(g_pStdErr, "Fetching '%s' into '%s'...\n", ValueUnion.psz, pszOutput);
rcHttp = RTHttpGetFile(hHttp, ValueUnion.psz, pszOutput);
}
else
{
if (uVerbosityLevel > 0)
RTStrmPrintf(g_pStdErr, "Fetching '%s'...\n", ValueUnion.psz);
void *pvResp;
size_t cbResp;
rcHttp = RTHttpGetBinary(hHttp, ValueUnion.psz, &pvResp, &cbResp);
if (RT_SUCCESS(rcHttp))
{
RTVFSIOSTREAM hVfsIos;
rc = RTVfsIoStrmFromStdHandle(RTHANDLESTD_OUTPUT, 0, true /*fLeaveOpen*/, &hVfsIos);
if (RT_SUCCESS(rc))
{
rc = RTVfsIoStrmWrite(hVfsIos, pvResp, cbResp, true /*fBlocking*/, NULL);
if (RT_FAILURE(rc))
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Error writing to stdout: %Rrc", rc);
RTVfsIoStrmRelease(hVfsIos);
}
else
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Error opening stdout: %Rrc", rc);
RTHttpFreeResponse(pvResp);
}
}
if (RT_FAILURE(rcHttp))
rcExit = RTMsgErrorExit(RTEXITCODE_FAILURE, "Error %Rrc getting '%s'", rcHttp, ValueUnion.psz);
break;
}
default:
return RTGetOptPrintError(rc, &ValueUnion);
}
}
return rcExit;
}
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