RTSha1Digest.cpp revision 510dd1bd989d25f95680fc2a3b51bf11854bc6a4
/* $Id$ */
/** @file
* IPRT - SHA1 digest creation
*/
/*
* Copyright (C) 2009 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* 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 *
*******************************************************************************/
RTR3DECL(int) RTSha1Digest(const char *pszFile, char **ppszDigest, PFNRTSHAPROGRESS pfnProgressCallback, void *pvUser)
{
/* Validate input */
*ppszDigest = NULL;
int rc = VINF_SUCCESS;
/* Initialize OpenSSL */
return VERR_INTERNAL_ERROR;
/* Fetch the file size. Only needed if there is a progress callback. */
float multi = 0;
if (pfnProgressCallback)
{
if (RT_FAILURE(rc))
return rc;
}
/* Open the file to calculate a SHA1 sum of */
if (RT_FAILURE(rc))
return rc;
/* Read that file in blocks */
if (!pvBuf)
{
rc = VERR_NO_MEMORY;
}
size_t cbReadFull = 0;
for (;;)
{
cbRead = 0;
break;
{
break;
}
cbReadFull += cbRead;
/* Call progress callback if some is defined */
if ( pfnProgressCallback
{
/* Cancel support */
rc = VERR_CANCELLED;
break;
}
}
if (RT_FAILURE(rc))
return rc;
/* Finally calculate & format the SHA1 sum */
unsigned char auchDig[RTSHA1_HASH_SIZE];
return VERR_INTERNAL_ERROR;
char *pszDigest;
if (RT_SUCCESS(rc))
{
if (RT_SUCCESS(rc))
*ppszDigest = pszDigest;
else
}
return rc;
}