Nebula 1995 August/NEBULA.mdf/Apps/DevTools/MachOViewer/Source/RCS/MachOFile.h,v

Text File | 1994-05-03 | 5.9 KB | 366 lines

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desc
@MachOFile object interface and declaration
@


1.10
log
@support for finding which segment a thread's pc is in
@
text
@/*
 * $Id: MachOFile.h,v 1.9 94/05/01 17:32:04 ediger Exp Locker: ediger $
 * $Log:    MachOFile.h,v $
 * Revision 1.9  94/05/01  17:32:04  ediger
 * added - (struct section *)sectionNamed:: method
 *
 * Revision 1.8  94/02/07  21:21:01  ediger
 * added methods and instance vars to allow an already-mapped file
 * to be represented by the MachOFile object instance.
 *
 * Revision 1.7  94/01/30  16:28:52  ediger
 * add support for threads
 *
 * Revision 1.6  93/12/18  22:48:44  ediger
 * -initFromFileNamed: method renamed to -fillFromFileNamed:
 *
 * Revision 1.5  93/12/07  23:30:53  ediger
 * added cpuType and cpuSubtype methods
 * split error number return between lastErrno and lastKernReturn inst vars
 *
 * Revision 1.4  93/12/02  00:27:53  ediger
 * added -(char *)fileType method declaration
 *
 * Revision 1.3  93/10/31  21:33:54  ediger
 * removed declarations of -printSegments and +new
 *
 * Revision 1.2  93/10/27  23:43:42  ediger
 * Definition of MachOFile object that uses LoadCommand subclasses
 *
 */
#import <stdlib.h>
#import <libc.h>
#import <sys/types.h>
#import <sys/stat.h>
#import <fcntl.h>
#import <assert.h>
#import <objc/Object.h>
#import <mach/mach.h>
#import <mach/mach_error.h>
#import <mach-o/loader.h>
#import <errno.h>
#import <mach/mach_error.h>

#import <objc/List.h>
#import <SortedList.h>
#import <LoadCommand.h>

@@interface MachOFile: Object
{
    SortedList         *mappedSegmentList;
    List               *unmappedSegmentList;
    List               *threadList;
    int                *threadSegment;

    struct mach_header *fileHeader;

    vm_offset_t         mappedFileAddress;
    vm_size_t           mappedFileSize;
    int                 fileDescriptor;

    BOOL                mapsFile;
    BOOL                addMappedFiles;

    int                 lastErrno;
    kern_return_t       lastKernReturn;
}

- free;
- init;

// do the rest of the initialization
- fillFromFileNamed: (char *)filename;
- fillFromAddress: (char *)address;

// internal use method
- (int)mapFile: (char *)filename;

// count of segments or threads
- (int)mappedSegments;
- (int)unmappedSegments;
- (int)threads;

- (int)segmentOfThread:(int)threadNumber;

// actually gives back LoadCommand subclass
- mappedSegment: (int)segmentNumber;
- unmappedSegment: (int)segmentNumber;
- thread: (int)threadNumber;

// give back a pointer to a piece of an LC_SEGMENT
- (struct section *)sectionNamed:(char *)sectName inSegNamed:(char *)segName;

// printable strings about the file.
- (char *)fileType;
- (char *)cpuType;
- (char *)cpuSubtype;

// change how object views the file
- considerMappedFiles;
- unconsiderMappedFiles;
- removeSegment:aLoadCommand;

@@end
@


1.9
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@added - (struct section *)sectionNamed:: method
@
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 * $Id: MachOFile.h,v 1.8 94/02/07 21:21:01 ediger Exp Locker: ediger $
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1.8
log
@added methods and instance vars to allow an already-mapped file
to be represented by the MachOFile object instance.
@
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 * $Id: MachOFile.h,v 1.7 94/01/30 16:28:52 ediger Exp Locker: ediger $
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    BOOL                mapsFile;
    int                 fileDescriptor;
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- considerMappedFiles;
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- unconsiderMappedFiles;

- removeSegment:aLoadCommand;

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@


1.7
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@add support for threads
@
text
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 * $Id: MachOFile.h,v 1.6 93/12/18 22:48:44 ediger Exp Locker: ediger $
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@


1.6
log
@-initFromFileNamed: method renamed to -fillFromFileNamed:
@
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 * $Id: MachOFile.h,v 1.5 93/12/07 23:30:53 ediger Exp Locker: ediger $
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@


1.5
log
@added cpuType and cpuSubtype methods
split error number return between lastErrno and lastKernReturn inst vars
@
text
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 * $Id: MachOFile.h,v 1.4 93/12/02 00:27:53 ediger Exp Locker: ediger $
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- initFromFileNamed: (char *) filename;
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- (int)mapFile: (char *) filename;
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- mappedSegment:(int)segmentNumber;
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- unmappedSegment:(int)segmentNumber;
@


1.4
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@added -(char *)fileType method declaration
@
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 * $Id: MachOFile.h,v 1.3 93/10/31 21:33:54 ediger Exp Locker: ediger $
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@


1.3
log
@removed declarations of -printSegments and +new
@
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 * $Id: MachOFile.h,v 1.2 93/10/27 23:43:42 ediger Exp Locker: ediger $
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- initFromFile: (char *) filename;
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@


1.2
log
@Definition of MachOFile object that uses LoadCommand subclasses
@
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 * $Id$
 * $Log$
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+ new;

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- printSegments;
@


1.1
log
@Initial revision
@
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#include <stdlib.h>
#include <libc.h>
#include <sys/types.h>
#include <sys/stat.h>
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    SortedList         *segmentList;
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-initFromFile: (char *) filename;
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-(int)mapFile: (char *) filename;
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-printSegments;
@