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First rudimentary version - can dump xo65 headers

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git-svn-id: svn://svn.cc65.org/cc65/trunk@230 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2000-07-29 22:34:15 +00:00
parent a20f4dd8c8
commit 8f320c4ab4
11 changed files with 1040 additions and 0 deletions
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5
src/od65/.cvsignore Normal file
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.depend
od65
*.map
*.s

112
src/od65/dump.c Normal file
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/*****************************************************************************/
/* */
/* dump.c */
/* */
/* Dump subroutines for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
/* common */
#include "objdefs.h"
/* od65 */
#include "fileio.h"
#include "dump.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
static void DumpHeaderSection (const char* Name,
unsigned long Offset,
unsigned long Size)
/* Dump a header section */
{
printf (" %s:\n", Name);
printf (" Offset: %8lu\n", Offset);
printf (" Size: %8lu\n", Size);
}
void DumpHeader (FILE* F, unsigned long Offset)
/* Dump the header of the given object file */
{
ObjHeader H;
/* Output a header */
printf (" Header:\n");
/* Seek to the header position */
fseek (F, 0, SEEK_SET);
/* Read the header */
ReadObjHeader (F, &H);
/* Now dump the information */
/* Magic */
printf (" Magic: 0x%08lX\n", H.Magic);
/* Version */
printf (" Version: %10u\n", H.Version);
/* Flags */
printf (" Flags: 0x%04X (", H.Flags);
if (H.Flags & OBJ_FLAGS_DBGINFO) {
printf ("OBJ_FLAGS_DBGINFO");
}
printf (")\n");
/* Options */
DumpHeaderSection ("Options", H.OptionOffs, H.OptionSize);
/* Files */
DumpHeaderSection ("Files", H.FileOffs, H.FileSize);
/* Segments */
DumpHeaderSection ("Segments", H.SegOffs, H.SegSize);
/* Imports */
DumpHeaderSection ("Imports", H.ImportOffs, H.ImportSize);
/* Exports */
DumpHeaderSection ("Exports", H.ExportOffs, H.ExportSize);
/* Debug symbols */
DumpHeaderSection ("Debug symbols", H.DbgSymOffs, H.DbgSymSize);
}

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/*****************************************************************************/
/* */
/* dump.h */
/* */
/* Dump subroutines for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include <stdio.h>
#ifndef DUMP_H
#define DUMP_H
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void DumpHeader (FILE* F, unsigned long Offset);
/* Dump the header of the given object file */
/* End of dump.h */
#endif

106
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/*****************************************************************************/
/* */
/* error.c */
/* */
/* Error handling for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 1998-2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include "error.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Messages for internal compiler errors */
const char _MsgCheckFailed [] =
"Check failed: `%s' (= %d), file `%s', line %u\n";
const char _MsgPrecondition [] =
"Precondition violated: `%s' (= %d), file `%s', line %u\n";
const char _MsgFail [] =
"%s, file `%s', line %u\n";
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void Warning (const char* Format, ...)
/* Print a warning message */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Warning: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
}
void Error (const char* Format, ...)
/* Print an error message and die */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Error: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
exit (EXIT_FAILURE);
}
void Internal (const char* Format, ...)
/* Print an internal error message and die */
{
va_list ap;
va_start (ap, Format);
fprintf (stderr, "Internal error: ");
vfprintf (stderr, Format, ap);
putc ('\n', stderr);
va_end (ap);
exit (EXIT_FAILURE);
}

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/*****************************************************************************/
/* */
/* global.h */
/* */
/* Error handling for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 1998-2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef ERROR_H
#define ERROR_H
/* common */
#include "attrib.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Messages for internal compiler errors */
extern const char _MsgCheckFailed [];
extern const char _MsgPrecondition [];
extern const char _MsgFail [];
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void Warning (const char* Format, ...) attribute((format(printf,1,2)));
/* Print a warning message */
void Error (const char* Format, ...) attribute((format(printf,1,2)));
/* Print an error message and die */
void Internal (const char* Format, ...) attribute((format(printf,1,2)));
/* Print an internal error message and die */
#define CHECK(c) \
if (!(c)) \
Internal (_MsgCheckFailed, #c, c, __FILE__, __LINE__)
#define PRECONDITION(c) \
if (!(c)) \
Internal (_MsgPrecondition, #c, c, __FILE__, __LINE__)
#define FAIL(s) \
Internal (_MsgFail, s, __FILE__, __LINE__)
/* End of error.h */
#endif

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/*****************************************************************************/
/* */
/* fileio.c */
/* */
/* File I/O for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 1998-2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include <string.h>
/* common */
#include "xmalloc.h"
/* od65 */
#include "error.h"
#include "fileio.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
unsigned Read8 (FILE* F)
/* Read an 8 bit value from the file */
{
int C = getc (F);
if (C == EOF) {
Error ("Read error (file corrupt?)");
}
return C;
}
unsigned Read16 (FILE* F)
/* Read a 16 bit value from the file */
{
unsigned Lo = Read8 (F);
unsigned Hi = Read8 (F);
return (Hi << 8) | Lo;
}
unsigned long Read24 (FILE* F)
/* Read a 24 bit value from the file */
{
unsigned long Lo = Read16 (F);
unsigned long Hi = Read8 (F);
return (Hi << 16) | Lo;
}
unsigned long Read32 (FILE* F)
/* Read a 32 bit value from the file */
{
unsigned long Lo = Read16 (F);
unsigned long Hi = Read16 (F);
return (Hi << 16) | Lo;
}
long Read32Signed (FILE* F)
/* Read a 32 bit value from the file. Sign extend the value. */
{
/* Read a 32 bit value */
unsigned long V = Read32 (F);
/* Sign extend the value */
if (V & 0x80000000UL) {
/* Signed value */
V |= ~0xFFFFFFFFUL;
}
/* Return it as a long */
return (long) V;
}
char* ReadStr (FILE* F, char* Str)
/* Read a string from the file. Str must hold 256 chars at max */
{
/* Read the length byte */
unsigned Len = Read8 (F);
/* Read the string itself */
ReadData (F, Str, Len);
/* Terminate the string and return it */
Str [Len] = '\0';
return Str;
}
char* ReadMallocedStr (FILE* F)
/* Read a string from the file into a malloced area */
{
/* Read the length byte */
unsigned Len = Read8 (F);
/* Allocate memory */
char* Str = xmalloc (Len + 1);
/* Read the string itself */
ReadData (F, Str, Len);
/* Terminate the string and return it */
Str [Len] = '\0';
return Str;
}
FilePos* ReadFilePos (FILE* F, FilePos* Pos)
/* Read a file position from the file */
{
/* The line number is encoded as 24 bit value to save some space */
Pos->Line = Read24 (F);
Pos->Col = Read8 (F);
Pos->Name = Read8 (F);
return Pos;
}
void* ReadData (FILE* F, void* Data, unsigned Size)
/* Read data from the file */
{
if (fread (Data, 1, Size, F) != Size) {
Error ("Read error (file corrupt?)");
}
return Data;
}
void ReadObjHeader (FILE* F, ObjHeader* H)
/* Read an object file header from the file */
{
/* Read all fields */
H->Magic = Read32 (F);
H->Version = Read16 (F);
H->Flags = Read16 (F);
H->OptionOffs = Read32 (F);
H->OptionSize = Read32 (F);
H->FileOffs = Read32 (F);
H->FileSize = Read32 (F);
H->SegOffs = Read32 (F);
H->SegSize = Read32 (F);
H->ImportOffs = Read32 (F);
H->ImportSize = Read32 (F);
H->ExportOffs = Read32 (F);
H->ExportSize = Read32 (F);
H->DbgSymOffs = Read32 (F);
H->DbgSymSize = Read32 (F);
}

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/*****************************************************************************/
/* */
/* fileio.h */
/* */
/* File I/O for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 1998-2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef FILEIO_H
#define FILEIO_H
#include <stdio.h>
/* common */
#include "filepos.h"
#include "objdefs.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
unsigned Read8 (FILE* F);
/* Read an 8 bit value from the file */
unsigned Read16 (FILE* F);
/* Read a 16 bit value from the file */
unsigned long Read24 (FILE* F);
/* Read a 24 bit value from the file */
unsigned long Read32 (FILE* F);
/* Read a 32 bit value from the file */
long Read32Signed (FILE* F);
/* Read a 32 bit value from the file. Sign extend the value. */
char* ReadStr (FILE* F, char* Str);
/* Read a string from the file. Str must hold 256 chars at max */
char* ReadMallocedStr (FILE* F);
/* Read a string from the file into a malloced area */
FilePos* ReadFilePos (FILE* F, FilePos* Pos);
/* Read a file position from the file */
void* ReadData (FILE* F, void* Data, unsigned Size);
/* Read data from the file */
void ReadObjHeader (FILE* F, ObjHeader* Header);
/* Read an object file header from the file */
/* End of fileio.h */
#endif

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/*****************************************************************************/
/* */
/* global.c */
/* */
/* Global variables for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include "global.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
unsigned long What = 0; /* What should get dumped? */

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/*****************************************************************************/
/* */
/* global.h */
/* */
/* Global variables for the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef GLOBAL_H
#define GLOBAL_H
/*****************************************************************************/
/* Data */
/*****************************************************************************/
#define D_HEADER 0x00000001UL /* Dump the header */
extern unsigned long What; /* What should get dumped? */
/* End of global.h */
#endif

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/*****************************************************************************/
/* */
/* main.c */
/* */
/* Main program of the od65 object file dump utility */
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
/* common */
#include "cmdline.h"
#include "objdefs.h"
#include "version.h"
/* od65 */
#include "dump.h"
#include "error.h"
#include "fileio.h"
#include "global.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
static unsigned FilesProcessed = 0;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
static void Usage (void)
/* Print usage information and exit */
{
fprintf (stderr,
"Usage: %s [options] file\n"
"Short options:\n"
" -h\t\t\tHelp (this text)\n"
" -V\t\t\tPrint the version number and exit\n"
"\n"
"Long options:\n"
" --dump-header\t\tDump the object file header\n"
" --help\t\tHelp (this text)\n"
" --version\t\tPrint the version number and exit\n",
ProgName);
}
static void OptDumpHeader (const char* Opt, const char* Arg)
/* Dump the object file header */
{
What |= D_HEADER;
}
static void OptHelp (const char* Opt, const char* Arg)
/* Print usage information and exit */
{
Usage ();
exit (EXIT_SUCCESS);
}
static void OptVersion (const char* Opt, const char* Arg)
/* Print the assembler version */
{
fprintf (stderr,
"%s V%u.%u.%u - (C) Copyright 2000 Ullrich von Bassewitz\n",
ProgName, VER_MAJOR, VER_MINOR, VER_PATCH);
}
static void DumpFile (const char* Name)
/* Dump information from the named file */
{
unsigned long Magic;
/* Try to open the file */
FILE* F = fopen (Name, "rb");
if (F == 0) {
Warning ("Cannot open `%s': %s", Name, strerror (errno));
}
/* Read the magic word */
Magic = Read32 (F);
/* Do we know this type of file? */
if (Magic != OBJ_MAGIC) {
fclose (F);
Warning ("File `%s' is not an xo65 object file", Name);
}
/* Print the filename */
printf ("%s:\n", Name);
/* Check what to dump */
if (What & D_HEADER) {
DumpHeader (F, 0);
}
/* Close the file */
fclose (F);
}
int main (int argc, char* argv [])
/* Assembler main program */
{
/* Program long options */
static const LongOpt OptTab[] = {
{ "--dump-header", 0, OptDumpHeader },
{ "--help", 0, OptHelp },
{ "--version", 0, OptVersion },
};
int I;
/* Initialize the cmdline module */
InitCmdLine (argc, argv, "od65");
/* Check the parameters */
I = 1;
while (I < argc) {
/* Get the argument */
const char* Arg = argv [I];
/* Check for an option */
if (Arg [0] == '-') {
switch (Arg [1]) {
case '-':
LongOption (&I, OptTab, sizeof(OptTab)/sizeof(OptTab[0]));
break;
case 'h':
OptHelp (Arg, 0);
break;
case 'H':
OptDumpHeader (Arg, 0);
break;
case 'V':
OptVersion (Arg, 0);
break;
default:
UnknownOption (Arg);
break;
}
} else {
/* Filename. Dump it. */
DumpFile (Arg);
++FilesProcessed;
}
/* Next argument */
++I;
}
/* Print a message if we did not process any files */
if (FilesProcessed == 0) {
fprintf (stderr, "%s: No input files\n", ProgName);
}
/* Success */
return EXIT_SUCCESS;
}

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#
# Makefile for the od65 object file dump utility
#
# Library dir
COMMON = ../common
CFLAGS = -O2 -g -Wall -I$(COMMON)
CC=gcc
LDFLAGS=
OBJS = dump.o \
error.o \
fileio.o \
global.o \
main.o
LIBS = $(COMMON)/common.a
EXE = od65
.PHONY: all
ifeq (.depend,$(wildcard .depend))
all: $(EXE)
include .depend
else
all: depend
@$(MAKE) -f make/gcc.mak all
endif
$(EXE): $(OBJS)
$(CC) $(LDFLAGS) -o $(EXE) $(CFLAGS) $(OBJS) $(LIBS)
clean:
rm -f *~ core *.map
zap: clean
rm -f *.o $(EXE) .depend
# ------------------------------------------------------------------------------
# Make the dependencies
.PHONY: depend dep
depend dep: $(OBJS:.o=.c)
@echo "Creating dependency information"
$(CC) -I$(COMMON) -MM $^ > .depend