SoftwareDesign
/
csu3_am335x


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512
							<?xml version='1.0' encoding='iso-8859-1'?>
<!doctype html public '-//W3C//DTD XHTML 1.0 Strict//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'>
<html xmlns='http://www.w3c.org/1999/xhtml' lang='en-us'>
	<head>
		<title>
			chkpib.c
			</title>
		<meta http-equiv='content-type' content='text/html;iso-8859-1'/>
		<meta name='generator' content='motley-tools 1.9.4 13:40:33 Feb 18 2015'/>
		<meta name='author' content='cmaier@cmassoc.net'/>
		<meta name='robots' content='noindex,nofollow'/>
		<link href='toolkit.css' rel='stylesheet' type='text/css'/>
		</head>
	<body>
		<div class='headerlink'>
			[<a href='chkpib2.c.html' title=' chkpib2.c '>PREV</a>]
			[<a href='toolkit.html' title=' Index '>HOME</a>]
			[<a href='chrout.c.html' title=' chrout.c '>NEXT</a>]
			</div>
<pre>
/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or 
 *   without modification, are permitted (subject to the limitations 
 *   in the disclaimer below) provided that the following conditions 
 *   are met:
 *
 *   * Redistributions of source code must retain the above copyright 
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above 
 *     copyright notice, this list of conditions and the following 
 *     disclaimer in the documentation and/or other materials 
 *     provided with the distribution.
 *
 *   * Neither the name of Qualcomm Atheros nor the names of 
 *     its contributors may be used to endorse or promote products 
 *     derived from this software without specific prior written 
 *     permission.
 *
 *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE 
 *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE 
 *   COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot; AND ANY EXPRESS OR 
 *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 
 *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
 *
 *--------------------------------------------------------------------*/

/*====================================================================*&quot;
 *
 *   chkpib.c -
 *
 *
 *   Contributor(s):
 *      Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *   system header files;
 *--------------------------------------------------------------------*/

#include &lt;stdio.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;unistd.h&gt;
#include &lt;fcntl.h&gt;
#include &lt;errno.h&gt;

/*====================================================================*
 *   custom header files;
 *--------------------------------------------------------------------*/

#include &quot;../tools/getoptv.h&quot;
#include &quot;../tools/flags.h&quot;
#include &quot;../tools/error.h&quot;
#include &quot;../tools/files.h&quot;
#include &quot;../key/HPAVKey.h&quot;
#include &quot;../nvm/nvm.h&quot;
#include &quot;../pib/pib.h&quot;

/*====================================================================*
 *   custom source files;
 *--------------------------------------------------------------------*/

#ifndef MAKEFILE
#include &quot;../tools/getoptv.c&quot;
#include &quot;../tools/putoptv.c&quot;
#include &quot;../tools/version.c&quot;
#include &quot;../tools/checksum32.c&quot;
#include &quot;../tools/fdchecksum32.c&quot;
#include &quot;../tools/checksum32.c&quot;
#include &quot;../tools/hexstring.c&quot;
#include &quot;../tools/hexdecode.c&quot;
#include &quot;../tools/strfbits.c&quot;
#include &quot;../tools/error.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../key/SHA256Reset.c&quot;
#include &quot;../key/SHA256Block.c&quot;
#include &quot;../key/SHA256Write.c&quot;
#include &quot;../key/SHA256Fetch.c&quot;
#include &quot;../key/HPAVKeyNID.c&quot;
#include &quot;../key/keys.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../pib/pibpeek1.c&quot;
#include &quot;../pib/pibpeek2.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../nvm/manifest.c&quot;
#include &quot;../nvm/fdmanifest.c&quot;
#endif

/*====================================================================*
 *
 *   signed pibimage1 (signed fd, char const * filename, flag_t flags);
 *
 *   validate a disk-resident lightning/thunderbolt PIB image; read
 *   the header then verify the checksum and preferred Network
 *   Identifier (NID); return 0 on success or -1 on error;
 *
 *   this is not a thorough check but it detects non-PIB images;
 *
 *
 *   Contributor(s):
 *	Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

static signed pibimage1 (signed fd, char const * filename, flag_t flags)

{
	struct simple_pib simple_pib;
	uint8_t NID [HPAVKEY_NID_LEN];
	if (read (fd, &amp;simple_pib, sizeof (simple_pib)) != sizeof (simple_pib))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTREAD, filename);
		}
		return (-1);
	}
	if (_anyset (flags, PIB_VERBOSE))
	{
		printf (&quot;------- %s -------\n&quot;, filename);
		if (pibpeek1 (&amp;simple_pib))
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, PIB_BADVERSION, filename);
			}
			return (-1);
		}
	}
	if (lseek (fd, (off_t)(0)-sizeof (simple_pib), SEEK_CUR) == -1)
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTSEEK, filename);
		}
		return (-1);
	}
	if (fdchecksum32 (fd, LE16TOH (simple_pib.PIBLENGTH), 0))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, 0, PIB_BADCHECKSUM, filename);
		}
		return (-1);
	}
	HPAVKeyNID (NID, simple_pib.NMK, simple_pib.PreferredNID [HPAVKEY_NID_LEN-1] &gt;&gt; 4);
	if (memcmp (NID, simple_pib.PreferredNID, sizeof (NID)))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, 0, PIB_BADNID, filename);
		}
		return (-1);
	}
	return (0);
}

/*====================================================================*
 *
 *   signed pibimage2 (signed fd, char const * filename, uint32_t length, uint32_t checksum, flag_t flags);
 *
 *   validate a disk-resident panther/lynxPIB image; read the header
 *   then verify the checksum and preferred Network Identifuier (NID);
 *   return 0 on success or -1 on error;
 *
 *   this is not a thorough check but it detects non-PIB images;
 *
 *
 *   Contributor(s):
 *	Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

static signed pibimage2 (signed fd, char const * filename, uint32_t length, uint32_t checksum, flag_t flags)

{
	struct simple_pib simple_pib;
	struct pib_header pib_header;
	uint8_t NID [HPAVKEY_NID_LEN];
	memset (&amp;pib_header, 0, sizeof (pib_header));
	if (read (fd, &amp;simple_pib, sizeof (simple_pib)) != sizeof (simple_pib))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTREAD, filename);
		}
		return (-1);
	}
	if (_anyset (flags, PIB_VERBOSE))
	{
		struct pib_header * pib_header = (struct pib_header *)(&amp;simple_pib);
		pib_header-&gt;PIBLENGTH = HTOLE16((uint16_t)(length));
		printf (&quot;------- %s -------\n&quot;, filename);
		if (pibpeek2 (&amp;simple_pib))
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, PIB_BADVERSION, filename);
			}
			return (-1);
		}
		memset (pib_header, 0, sizeof (* pib_header));
	}
	if (lseek (fd, (off_t)(0)-sizeof (simple_pib), SEEK_CUR) == -1)
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTHOME, filename);
		}
		return (-1);
	}
	if (fdchecksum32 (fd, length, checksum))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, 0, PIB_BADCHECKSUM, filename);
		}
		return (-1);
	}
	HPAVKeyNID (NID, simple_pib.NMK, simple_pib.PreferredNID [HPAVKEY_NID_LEN-1] &gt;&gt; 4);
	if (memcmp (NID, simple_pib.PreferredNID, sizeof (NID)))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, 0, PIB_BADNID, filename);
		}
		return (-1);
	}
	return (0);
}

/*====================================================================*
 *
 *   signed pibchain2 (signed fd, char const * filename, flag_t flags);
 *
 *   open a panther/lynx parameter file and validate it;
 *
 *   traverse a panther/lynx image file looking for PIB images and
 *   validate each one; return 0 on success or -1 on error; errors
 *   occur due to an invalid image chain or a bad parameter block;
 *
 *   this implementation checks the parameter block without reading
 *   the entire block into memory;
 *
 *
 *   Contributor(s):
 *	Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

static signed pibchain2 (signed fd, char const * filename, flag_t flags)

{
	struct nvm_header2 nvm_header;
	uint32_t origin = ~0;
	uint32_t offset = 0;
	unsigned module = 0;
	do
	{
		if (read (fd, &amp;nvm_header, sizeof (nvm_header)) != sizeof (nvm_header))
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, errno, NVM_HDR_CANTREAD, filename, module);
			}
			return (-1);
		}
		if (LE16TOH (nvm_header.MajorVersion) != 1)
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, NVM_HDR_VERSION, filename, module);
			}
			return (-1);
		}
		if (LE16TOH (nvm_header.MinorVersion) != 1)
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, NVM_HDR_VERSION, filename, module);
			}
			return (-1);
		}
		if (checksum32 (&amp;nvm_header, sizeof (nvm_header), 0))
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, NVM_HDR_CHECKSUM, filename, module);
			}
			return (-1);
		}
		if (LE32TOH (nvm_header.PrevHeader) != origin)
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, NVM_HDR_LINK, filename, module);
			}
			return (-1);
		}
		if (LE32TOH (nvm_header.ImageType) == NVM_IMAGE_PIB)
		{
			return (pibimage2 (fd, filename, LE32TOH (nvm_header.ImageLength), nvm_header.ImageChecksum, flags));
		}
		if (LE32TOH (nvm_header.ImageType) == NVM_IMAGE_MANIFEST)
		{
			if (_anyset (flags, PIB_MANIFEST))
			{
				fdmanifest (fd, filename, &amp;nvm_header, module);
			}
		}
		if (fdchecksum32 (fd, LE32TOH (nvm_header.ImageLength), nvm_header.ImageChecksum))
		{
			if (_allclr (flags, PIB_SILENCE))
			{
				error (0, 0, NVM_IMG_CHECKSUM, filename, module);
			}
			return (-1);
		}
		origin = offset;
		offset = LE32TOH (nvm_header.NextHeader);
		module++;
	}
	while (~nvm_header.NextHeader);
	if (lseek (fd, 0, SEEK_CUR) != lseek (fd, 0, SEEK_END))
	{
		if (_allclr (flags, NVM_SILENCE))
		{
			error (0, errno, NVM_HDR_LINK, filename, module);
		}
		return (-1);
	}
	error (0, 0, &quot;%s has no PIB&quot;, filename);
	return (-1);
}

/*====================================================================*
 *
 *   signed chkpib (char const * filename, flag_t flags);
 *
 *   open a named file and determine if it is a valid thunderbolt,
 *   lightning, panther or lynx PIB;
 *
 *
 *   Contributor(s):
 *	Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

static signed chkpib (char const * filename, flag_t flags)

{
	uint32_t version;
	signed status = 0;
	signed fd;
	if ((fd = open (filename, O_BINARY|O_RDONLY)) == -1)
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTOPEN, filename);
		}
		return (-1);
	}
	if (read (fd, &amp;version, sizeof (version)) != sizeof (version))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTREAD, filename);
		}
		return (-1);
	}
	if (lseek (fd, 0, SEEK_SET))
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_CANTHOME, filename);
		}
		return (-1);
	}
	if (LE32TOH (version) == 0x60000000)
	{
		if (_allclr (flags, PIB_SILENCE))
		{
			error (0, errno, FILE_WONTREAD, filename);
		}
		status = -1;;
	}
	else if (LE32TOH (version) == 0x00010001)
	{
		status = pibchain2 (fd, filename, flags);
	}
	else
	{
		status = pibimage1 (fd, filename, flags);
	}
	close (fd);
	return (status);
}

/*====================================================================*
 *
 *   int main (int argc, char const * argv []);
 *
 *
 *
 *   Contributor(s):
 *	Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

int main (int argc, char const * argv [])

{
	static char const * optv [] =
	{
		&quot;mqv&quot;,
		&quot;file [file] [...]&quot;,
		&quot;Qualcomm Atheros PLC Parameter File Inspector&quot;,
		&quot;m\tdisplay manifest&quot;,
		&quot;q\tquiet&quot;,
		&quot;v\tverbose messages&quot;,
		(char const *) (0)
	};
	flag_t flags = (flag_t)(0);
	signed state = 0;
	signed c;
	optind = 1;
	while ((c = getoptv (argc, argv, optv)) != -1)
	{
		switch (c)
		{
		case 'm':
			_setbits (flags, PIB_MANIFEST);
			break;
		case 'q':
			_setbits (flags, PIB_SILENCE);
			break;
		case 'v':
			_setbits (flags, PIB_VERBOSE);
			break;
		default:
			break;
		}
	}
	argc -= optind;
	argv += optind;
	while ((argc) &amp;&amp; (* argv))
	{
		errno = 0;
		if (chkpib (* argv, flags))
		{
			state = 1;
		}
		else if (_allclr (flags, (PIB_VERBOSE | PIB_SILENCE | PIB_MANIFEST)))
		{
			printf (&quot;%s looks good\n&quot;, * argv);
		}
		argc--;
		argv++;
	}
	return (state);
}


</pre>
		<div class='footerlink'>
			[<a href='chkpib2.c.html' title=' chkpib2.c '>PREV</a>]
			[<a href='toolkit.html' title=' Index '>HOME</a>]
			[<a href='chrout.c.html' title=' chrout.c '>NEXT</a>]
			</div>
		</body>
	</html>