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https://github.com/cc65/cc65.git
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Add dumping of options
git-svn-id: svn://svn.cc65.org/cc65/trunk@237 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
parent
2e3b545bdb
commit
697f6e1cfa
135
src/od65/dump.c
135
src/od65/dump.c
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@ -33,79 +33,172 @@
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#include <time.h>
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/* common */
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#include "objdefs.h"
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#include "optdefs.h"
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#include "xmalloc.h"
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/* od65 */
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#include "error.h"
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#include "fileio.h"
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#include "dump.h"
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/*****************************************************************************/
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/* Code */
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/* Code */
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/*****************************************************************************/
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static void DumpHeaderSection (const char* Name,
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unsigned long Offset,
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unsigned long Size)
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static void DumpObjHeaderSection (const char* Name,
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unsigned long Offset,
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unsigned long Size)
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/* Dump a header section */
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{
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printf (" %s:\n", Name);
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printf (" Offset: %8lu\n", Offset);
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printf (" Size: %8lu\n", Size);
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printf (" Offset: %8lu\n", Offset);
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printf (" Size: %8lu\n", Size);
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}
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void DumpHeader (FILE* F, unsigned long Offset)
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void DumpObjHeader (FILE* F, unsigned long Offset)
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/* Dump the header of the given object file */
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{
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ObjHeader H;
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/* Output a header */
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printf (" Header:\n");
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/* Seek to the header position */
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fseek (F, 0, SEEK_SET);
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FileSeek (F, Offset);
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/* Read the header */
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ReadObjHeader (F, &H);
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/* Now dump the information */
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/* Output a header */
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printf (" Header:\n");
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/* Magic */
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printf (" Magic: 0x%08lX\n", H.Magic);
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printf (" Magic: 0x%08lX\n", H.Magic);
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/* Version */
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printf (" Version: %10u\n", H.Version);
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printf (" Version: %10u\n", H.Version);
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/* Flags */
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printf (" Flags: 0x%04X (", H.Flags);
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printf (" Flags: 0x%04X (", H.Flags);
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if (H.Flags & OBJ_FLAGS_DBGINFO) {
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printf ("OBJ_FLAGS_DBGINFO");
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printf ("OBJ_FLAGS_DBGINFO");
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}
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printf (")\n");
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/* Options */
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DumpHeaderSection ("Options", H.OptionOffs, H.OptionSize);
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DumpObjHeaderSection ("Options", H.OptionOffs, H.OptionSize);
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/* Files */
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DumpHeaderSection ("Files", H.FileOffs, H.FileSize);
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DumpObjHeaderSection ("Files", H.FileOffs, H.FileSize);
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/* Segments */
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DumpHeaderSection ("Segments", H.SegOffs, H.SegSize);
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DumpObjHeaderSection ("Segments", H.SegOffs, H.SegSize);
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/* Imports */
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DumpHeaderSection ("Imports", H.ImportOffs, H.ImportSize);
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DumpObjHeaderSection ("Imports", H.ImportOffs, H.ImportSize);
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/* Exports */
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DumpHeaderSection ("Exports", H.ExportOffs, H.ExportSize);
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DumpObjHeaderSection ("Exports", H.ExportOffs, H.ExportSize);
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/* Debug symbols */
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DumpHeaderSection ("Debug symbols", H.DbgSymOffs, H.DbgSymSize);
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DumpObjHeaderSection ("Debug symbols", H.DbgSymOffs, H.DbgSymSize);
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}
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void DumpObjOptions (FILE* F, unsigned long Offset)
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/* Dump the file options */
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{
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ObjHeader H;
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long Size;
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unsigned Count;
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unsigned I;
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/* Seek to the header position */
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FileSeek (F, Offset);
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/* Read the header */
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ReadObjHeader (F, &H);
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/* Seek to the start of the options */
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FileSeek (F, Offset + H.OptionOffs);
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/* Output a header */
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printf (" Options:\n");
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/* Read the number of options and print it */
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Count = Read16 (F);
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printf (" Count: %5u\n", Count);
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/* Read and print all options */
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for (I = 0; I < Count; ++I) {
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unsigned long ArgNum;
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char* ArgStr;
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unsigned ArgLen;
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/* Read the type of the option */
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unsigned char Type = Read8 (F);
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/* Get the type of the argument */
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unsigned char ArgType = Type & OPT_ARGMASK;
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/* Determine which option follows */
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const char* TypeDesc;
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switch (Type) {
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case OPT_COMMENT: TypeDesc = "OPT_COMMENT"; break;
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case OPT_AUTHOR: TypeDesc = "OPT_AUTHOR"; break;
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case OPT_TRANSLATOR:TypeDesc = "OPT_TRANSLATOR"; break;
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case OPT_COMPILER: TypeDesc = "OPT_COMPILER"; break;
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case OPT_OS: TypeDesc = "OPT_OS"; break;
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case OPT_DATETIME: TypeDesc = "OPT_DATETIME"; break;
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default: TypeDesc = "OPT_UNKNOWN"; break;
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}
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/* Print the header */
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printf (" Option %u:\n", I);
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/* Print the data */
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printf (" Type: 0x%02X (%s)\n", Type, TypeDesc);
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switch (ArgType) {
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case OPT_ARGSTR:
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ArgStr = ReadMallocedStr (F);
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ArgLen = strlen (ArgStr);
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printf (" Data:%*s\"%s\"\n", 24-ArgLen, "", ArgStr);
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Size -= 1 + ArgLen + 1;
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xfree (ArgStr);
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break;
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case OPT_ARGNUM:
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ArgNum = Read32 (F);
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printf (" Data:%26lu", ArgNum);
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if (Type == OPT_DATETIME) {
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/* Print the time as a string */
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time_t T = (time_t) ArgNum;
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printf (" (%.24s)", asctime (localtime (&T)));
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}
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printf ("\n");
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Size -= 1 + 4;
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break;
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default:
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/* Unknown argument type. This means that we cannot determine
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* the option length, so we cannot proceed.
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*/
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Error ("Unknown option type: 0x%02X", Type);
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break;
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}
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}
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}
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@ -37,19 +37,22 @@
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#ifndef DUMP_H
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#ifndef DUMP_H
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#define DUMP_H
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/*****************************************************************************/
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/* Code */
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/* Code */
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/*****************************************************************************/
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void DumpHeader (FILE* F, unsigned long Offset);
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void DumpObjHeader (FILE* F, unsigned long Offset);
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/* Dump the header of the given object file */
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void DumpObjOptions (FILE* F, unsigned long Offset);
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/* Dump the file options */
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@ -34,6 +34,7 @@
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#include <string.h>
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#include <errno.h>
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/* common */
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#include "xmalloc.h"
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@ -50,13 +51,23 @@
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void FileSeek (FILE* F, unsigned long Pos)
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/* Seek to the given absolute position, fail on errors */
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{
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if (fseek (F, Pos, SEEK_SET) != 0) {
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Error ("Cannot seek: %s", strerror (errno));
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}
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}
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unsigned Read8 (FILE* F)
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/* Read an 8 bit value from the file */
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{
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int C = getc (F);
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if (C == EOF) {
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Error ("Read error (file corrupt?)");
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}
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}
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return C;
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}
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@ -52,6 +52,9 @@
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void FileSeek (FILE* F, unsigned long Pos);
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/* Seek to the given absolute position, fail on errors */
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unsigned Read8 (FILE* F);
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/* Read an 8 bit value from the file */
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@ -44,7 +44,13 @@
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#define D_HEADER 0x00000001UL /* Dump the header */
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#define D_HEADER 0x00000001UL /* Dump the header */
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#define D_OPTIONS 0x00000002UL /* Dump the options */
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#define D_FILES 0x00000004UL /* Dump source file info */
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#define D_SEGMENTS 0x00000008UL /* Dump segment info */
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#define D_IMPORTS 0x00000010UL /* Dump imported symbols */
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#define D_EXPORTS 0x00000020UL /* Dump exported symbols */
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#define D_DBGSYMS 0x00000040UL /* Dump debug symbols */
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@ -77,7 +77,8 @@ static void Usage (void)
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" -V\t\t\tPrint the version number and exit\n"
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"\n"
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"Long options:\n"
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" --dump-header\t\tDump the object file header\n"
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" --dump-header\t\tDump the object file header\n"
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" --dump-options\t\tDump object file options\n"
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" --help\t\tHelp (this text)\n"
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" --version\t\tPrint the version number and exit\n",
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ProgName);
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@ -93,6 +94,14 @@ static void OptDumpHeader (const char* Opt, const char* Arg)
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static void OptDumpOptions (const char* Opt, const char* Arg)
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/* Dump the object file options */
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{
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What |= D_OPTIONS;
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}
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static void OptHelp (const char* Opt, const char* Arg)
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/* Print usage information and exit */
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{
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@ -130,7 +139,7 @@ static void DumpFile (const char* Name)
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if (Magic != OBJ_MAGIC) {
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/* Unknown format */
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printf ("%s: (no xo65 object file)\n", Name);
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printf ("%s: (no x65 object file)\n", Name);
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} else if (What == 0) {
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@ -144,9 +153,11 @@ static void DumpFile (const char* Name)
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/* Check what to dump */
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if (What & D_HEADER) {
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DumpHeader (F, 0);
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DumpObjHeader (F, 0);
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}
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if (What & D_OPTIONS) {
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DumpObjOptions (F, 0);
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}
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}
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/* Close the file */
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@ -161,6 +172,7 @@ int main (int argc, char* argv [])
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/* Program long options */
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static const LongOpt OptTab[] = {
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{ "--dump-header", 0, OptDumpHeader },
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{ "--dump-options", 0, OptDumpOptions },
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{ "--help", 0, OptHelp },
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{ "--version", 0, OptVersion },
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};
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