/*-------------------------------------------------------------------------+
| bin2boot.c v1.0 - PC386 BSP - 1998/04/09
+--------------------------------------------------------------------------+
| This file contains the i386 binary to boot image filter.
+--------------------------------------------------------------------------+
| (C) Copyright 1997 -
| - NavIST Group - Real-Time Distributed Systems and Industrial Automation
|
| http://pandora.ist.utl.pt
|
| Instituto Superior Tecnico * Lisboa * PORTUGAL
+--------------------------------------------------------------------------+
| Disclaimer:
|
| This file is provided "AS IS" without warranty of any kind, either
| expressed or implied.
+--------------------------------------------------------------------------*/
#include "Image.h"
#include "Header.h"
#include "bytetype.h"
#include <stdio.h>
#include <stdlib.h>
/*-------------------------------------------------------------------------+
| Constants
+--------------------------------------------------------------------------*/
#define MAX_IMAGES 15
/*-------------------------------------------------------------------------+
| Global Variables
+--------------------------------------------------------------------------*/
// Help message for users
const char UsageMsg[] = "\
Usage: bin2boot <outFile> <locAddr> <inFile1> <startAddr1> <memSize1> \\\n\
[<infile2> <startAddr2> <memSize2>][...][-v][-h][-?]\n\
\n\
<outFile> : output file name (mandatory)\n\
<locAddr> : location address in memory of image header (mandatory)\n\
<inFileX> : name of Xth input file\n\
<startAddrX> : start address of Xth image\n\
<memSizeX> : actual size (for compressed images), use 0 if uncompressed\n\
-v : verbose output\n\
-h, -? : this help message\n\
\n\
At least one set of <inFile> <startAddr> and <memSize> is mandatory!\n\
<locAddr>, <startAddrX> and <memSizeX> can be in Decimal, Hexadecimal or Octal.\n\
The maximum number of input files is 15.\n";
/*-------------------------------------------------------------------------+
| External Prototypes (for use with getopt)
+--------------------------------------------------------------------------*/
extern char *optarg;
int getopt(int, char *const[], const char *);
/*-------------------------------------------------------------------------+
| Auxiliary Functions
+--------------------------------------------------------------------------*/
static DWord
getNumArg(char *arg)
{
char *dummy;
if (arg[0] == '0') {
if ((arg[1] == 'x') || (arg[1] == 'X')) /* Hexadecimal */
return (DWord)strtol(arg, &dummy, 16);
else /* Octal */
return (DWord)strtol(arg, &dummy, 8);
} else /* Decimal */
return (DWord)strtol(arg, &dummy, 10);
} /* getNumArg */
/*-------------------------------------------------------------------------+
| Main
+--------------------------------------------------------------------------*/
int main(int argc, char* argv[])
{
Image img[MAX_IMAGES]; /* array to store up to MAX_IMAGE images */
Header hdr; /* boot image file header */
FILE* outFile; /* boot image file stream */
char* outFileName; /* name of boot image file */
int argPos = 1, numImages, i;
int verboseFlag = 0, helpFlag = 0; /* flags for command line options */
/*-------------------------------------------------------------------------+
| Parse command line arguments and options
+-------------------------------------------------------------------------*/
{
char opt;
/* parse command line options */
while ((opt = getopt(argc, argv, "vh?")) >= 0)
{
argPos++;
switch (opt)
{
case 'v' : verboseFlag = 1; break;
case 'h' : case '?' : helpFlag = 1; break;
}
}
}
if (helpFlag)
{
fprintf(stderr, "%s\n", UsageMsg);
if (argc == 2)
exit(0);
}
numImages = (argc - argPos - 2) / 3;
if (numImages < 1)
{
fprintf(stderr,
"ERROR!!! Not enough command line arguments.\n\n%s\n",
UsageMsg);
exit(1);
}
if (numImages > 15)
{
fprintf(stderr, "ERROR!!! Too many input files.\n\n%s\n", UsageMsg);
exit(1);
}
newHeader(&hdr); /* initialize hdr */
argPos = 1;
while (argv[argPos][0] == '-') argPos++; /* discard options */
if(!(outFile = fopen((outFileName = argv[argPos++]), "w")))
{
fprintf(stderr,
"ERROR!!! While opening file '%s' for output.\n",
outFileName);
exit(1);
}
reserveSpaceHeader(outFile);
while (argv[argPos][0] == '-') argPos++; /* discard options */
setLocAddrHeader(&hdr, getNumArg(argv[argPos++]));
/*-------------------------------------------------------------------------+
| Parse command line arguments concerning images
+-------------------------------------------------------------------------*/
for(i = 0; i < numImages; i++)
{
newImage(&img[i]);
while (argv[argPos][0] == '-') argPos++; /* discard options */
setImageFile(&img[i], argv[argPos++]);
while (argv[argPos][0] == '-') argPos++; /* discard options */
setLoadAddrImage(&img[i], getNumArg(argv[argPos++]));
while (argv[argPos][0] == '-') argPos++; /* discard options */
setMemSizeImage(&img[i], getNumArg(argv[argPos++]));
}
setLstImgFlagImage(&img[numImages - 1]); /* set flag on last image */
setExecAddrHeader(&hdr, getLoadAddrImage(&img[0]));
/* boot file execution address is the same as first image's */
if (verboseFlag)
{
fprintf(stderr, "BootImage file '%s' info:\n\n", outFileName);
fprintHeader(stderr, &hdr);
fprintf(stderr, "\n");
}
/*-------------------------------------------------------------------------+
| Dump images and header to file
+-------------------------------------------------------------------------*/
for(i = 0; i < numImages; i++)
{
addImageToHeader(&hdr, &img[i]);
dumpImageToFileAndPad(outFile, &img[i]);
if (verboseFlag)
fprintImage(stderr, &img[i]);
/* kill image. we don't need anymore and should free its resources */
killImage(&img[i]);
}
dumpHeaderToFile(outFile, &hdr);
fclose(outFile);
exit(0);
} /* main */