blob: a06ca3d60bb2f355b56fec996bfb4a2b70b7326c [file] [log] [blame]
// -*- mode: ObjC -*-
// This file is part of class-dump, a utility for examining the Objective-C segment of Mach-O files.
// Copyright (C) 1997-1998, 2000-2001, 2004-2009 Steve Nygard.
#import "CDLCSegment64.h"
#import "CDSection64.h"
#import "CDDataCursor.h"
@implementation CDLCSegment64
- (id)initWithDataCursor:(CDDataCursor *)cursor machOFile:(CDMachOFile *)aMachOFile;
{
if ([super initWithDataCursor:cursor machOFile:aMachOFile] == nil)
return nil;
segmentCommand.cmd = [cursor readInt32];
segmentCommand.cmdsize = [cursor readInt32];
[cursor readBytesOfLength:16 intoBuffer:segmentCommand.segname];
segmentCommand.vmaddr = [cursor readInt64];
segmentCommand.vmsize = [cursor readInt64];
segmentCommand.fileoff = [cursor readInt64];
segmentCommand.filesize = [cursor readInt64];
segmentCommand.maxprot = [cursor readInt32];
segmentCommand.initprot = [cursor readInt32];
segmentCommand.nsects = [cursor readInt32];
segmentCommand.flags = [cursor readInt32];
{
char buf[17];
NSString *str;
memcpy(buf, segmentCommand.segname, 16);
buf[16] = 0;
str = [[NSString alloc] initWithBytes:buf length:strlen(buf) encoding:NSASCIIStringEncoding];
if ([str length] >= 16) {
NSLog(@"Notice: segment '%@' has length >= 16, which means it's not always null terminated.", str);
}
[self setName:str];
[str release];
}
{
unsigned int index;
for (index = 0; index < segmentCommand.nsects; index++) {
CDSection64 *section;
section = [[CDSection64 alloc] initWithDataCursor:cursor segment:self];
[sections addObject:section];
[section release];
}
}
return self;
}
- (uint32_t)cmd;
{
return segmentCommand.cmd;
}
- (uint32_t)cmdsize;
{
return segmentCommand.cmdsize;
}
- (NSUInteger)vmaddr;
{
return segmentCommand.vmaddr;
}
- (NSUInteger)fileoff;
{
return segmentCommand.fileoff;
}
- (NSUInteger)filesize;
{
return segmentCommand.filesize;
}
- (vm_prot_t)initprot;
{
return segmentCommand.initprot;
}
- (uint32_t)flags;
{
return segmentCommand.flags;
}
- (BOOL)containsAddress:(NSUInteger)address;
{
return (address >= segmentCommand.vmaddr) && (address < segmentCommand.vmaddr + segmentCommand.vmsize);
}
@end