/*====================================================================*
*
* 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 "AS IS" 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.
*
*--------------------------------------------------------------------*/
/*====================================================================*"
*
* nvmmerge.c -
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
* Nathaniel Houghton <nhoughto@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
/*====================================================================*
* system header files;
*--------------------------------------------------------------------*/
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
/*====================================================================*
* custom header files;
*--------------------------------------------------------------------*/
#include "../tools/getoptv.h"
#include "../tools/memory.h"
#include "../tools/flags.h"
#include "../tools/files.h"
#include "../tools/error.h"
#include "../nvm/nvm.h"
/*====================================================================*
* custom source files;
*--------------------------------------------------------------------*/
#ifndef MAKEFILE
#include "../tools/getoptv.c"
#include "../tools/putoptv.c"
#include "../tools/version.c"
#include "../tools/checksum32.c"
#include "../tools/error.c"
#endif
/*====================================================================*
*
* void copyimage (struct _file_ * file, signed extent, signed image)
*
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
static void copyimage (struct _file_ * file, signed extent, signed image)
{
char buffer [1024];
signed length = sizeof (buffer);
while (extent)
{
if (length > extent)
{
length = extent;
}
if (read (file->file, buffer, length) < length)
{
error (1, errno, NVM_IMG_CANTREAD, file->name, image);
}
if (write (STDOUT_FILENO, buffer, length) < length)
{
error (1, errno, NVM_IMG_CANTSAVE, file->name, image);
}
extent -= length;
}
return;
}
/*====================================================================*
*
* void function1 (char const * filename, signed index, flag_t flags);
*
* concatenate Atheros image files having the older header format;
*
* the major and minor header version must be 0x6000 and 0x0000
* and both header links must be 0x00000000;
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
static void function1 (struct _file_ * file, signed index, flag_t flags)
{
static signed image = 0;
static uint32_t offset = 0;
struct nvm_header1 nvm_header;
if (read (file->file, &nvm_header, sizeof (nvm_header)) != sizeof (nvm_header))
{
error (1, errno, NVM_HDR_CANTREAD, file->name, image);
}
if (LE32TOH (nvm_header.HEADERVERSION) != 0x60000000)
{
error (1, 0, NVM_HDR_VERSION, file->name, image);
}
if (checksum32 (&nvm_header, sizeof (nvm_header), 0))
{
error (1, 0, NVM_HDR_CHECKSUM, file->name, image);
}
if (nvm_header.NEXTHEADER)
{
error (1, 0, NVM_HDR_LINK, file->name, image);
}
if (index)
{
offset += sizeof (nvm_header);
offset += LE32TOH (nvm_header.IMAGELENGTH);
nvm_header.NEXTHEADER = HTOLE32 (offset);
}
nvm_header.HEADERCHECKSUM = 0;
nvm_header.HEADERCHECKSUM = checksum32 (&nvm_header, sizeof (nvm_header), 0);
if (write (STDOUT_FILENO, &nvm_header, sizeof (nvm_header)) != sizeof (nvm_header))
{
error (1, errno, NVM_HDR_CANTSAVE, file->name, image);
}
copyimage (file, LE32TOH (nvm_header.IMAGELENGTH), image);
return;
}
/*====================================================================*
*
* void function2 (char const * filename, signed index, flag_t flags);
*
* concatenate Atheros image files having the newer header format;
*
* the manor and minor header version must be 0x0001 and 0x0001
* and both header links must be 0xFFFFFFFF;
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
static void function2 (struct _file_ * file, signed index, flag_t flags)
{
static signed image = 0;
static signed origin = ~0;
static signed offset = 0;
struct nvm_header2 nvm_header;
if (read (file->file, &nvm_header, sizeof (nvm_header)) != sizeof (nvm_header))
{
error (1, errno, NVM_HDR_CANTREAD, file->name, image);
}
if (LE16TOH (nvm_header.MajorVersion) != 1)
{
error (1, 0, NVM_HDR_VERSION, file->name, image);
}
if (LE16TOH (nvm_header.MinorVersion) != 1)
{
error (1, 0, NVM_HDR_VERSION, file->name, image);
}
if (checksum32 (&nvm_header, sizeof (nvm_header), 0))
{
error (1, 0, NVM_HDR_CHECKSUM, file->name, image);
}
if (~nvm_header.PrevHeader)
{
error (1, 0, NVM_HDR_LINK, file->name, image);
}
if (~nvm_header.NextHeader)
{
error (1, 0, NVM_HDR_LINK, file->name, image);
}
nvm_header.PrevHeader = HTOLE32 (origin);
origin = offset;
if (index)
{
offset += sizeof (nvm_header);
offset += LE32TOH (nvm_header.ImageLength);
nvm_header.NextHeader = HTOLE32 (offset);
}
nvm_header.HeaderChecksum = 0;
nvm_header.HeaderChecksum = checksum32 (&nvm_header, sizeof (nvm_header), 0);
if (write (STDOUT_FILENO, &nvm_header, sizeof (nvm_header)) != sizeof (nvm_header))
{
error (1, errno, NVM_HDR_CANTSAVE, file->name, image);
}
copyimage (file, LE32TOH (nvm_header.ImageLength), image);
image++;
return;
}
/*====================================================================*
*
* void function (char const * filename, signed count, flag_t flags);
*
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
static void function (char const * filename, signed index, flag_t flags)
{
uint32_t version;
struct _file_ file =
{
-1,
filename
};
if (_anyset (flags, NVM_VERBOSE))
{
error (0, 0, "%s", file.name);
}
if ((file.file = open (file.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, FILE_CANTOPEN, file.name);
}
if (read (file.file, &version, sizeof (version)) != sizeof (version))
{
error (1, errno, FILE_CANTREAD, file.name);
}
if (lseek (file.file, 0, SEEK_SET))
{
error (1, errno, FILE_CANTHOME, file.name);
}
if (LE32TOH (version) == 0x60000000)
{
function1 (&file, index, flags);
}
else
{
function2 (&file, index, flags);
}
close (file.file);
return;
}
/*====================================================================*
*
* int main (int argc, char const * argv []);
*
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
int main (int argc, char const * argv [])
{
static char const * optv [] =
{
"qv",
"file [file] [...] [> file]",
"Qualcomm Atheros PLC Firmware Image File Splicer",
"q\tsuppress messages",
"v\tverbose messages",
(char const *) (0)
};
flag_t flags = (flag_t)(0);
signed c;
optind = 1;
while ((c = getoptv (argc, argv, optv)) != -1)
{
switch ((char) (c))
{
case 'q':
_setbits (flags, NVM_SILENCE);
break;
case 'v':
_setbits (flags, NVM_VERBOSE);
break;
default:
break;
}
}
argc -= optind;
argv += optind;
#ifdef WIN32
setmode (fileno (stdin), O_BINARY);
setmode (fileno (stdout), O_BINARY);
#endif
while ((argc) && (* argv))
{
function (* argv, argc-1, flags);
argv++;
argc--;
}
return (0);
}