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FatLayout.mm
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FatLayout.mm
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/*
* FatLayout.mm
* MachOView
*
* Created by psaghelyi on 02/12/2011.
*
*/
#include <string>
#include <vector>
#include <set>
#include <map>
#include <cxxabi.h>
#import "Common.h"
#import "FatLayout.h"
#import "DataController.h"
#import "MachOLayout.h"
#import "ReadWrite.h"
#import <mach-o/fat.h>
#import <mach-o/swap.h>
using namespace std;
//============================================================================
@implementation FatLayout
//-----------------------------------------------------------------------------
- (instancetype)initWithDataController:(MVDataController *)dc rootNode:(MVNode *)node
{
if (self = [super initWithDataController:dc rootNode:node])
{
//further initialisations
}
return self;
}
//-----------------------------------------------------------------------------
+ (FatLayout *)layoutWithDataController:(MVDataController *)dc rootNode:(MVNode *)node
{
return [[FatLayout alloc] initWithDataController:dc rootNode:node];
}
//----------------------------------------------------------------------------
- (MVNode *)createHeaderNode:(MVNode *)parent
caption:(NSString *)caption
location:(uint64_t)location
fat_header:(struct fat_header const *)fat_header
{
MVNodeSaver nodeSaver;
MVNode * node = [parent insertChildWithDetails:caption
location:location
length:sizeof(struct fat_header) + fat_header->nfat_arch * sizeof(struct fat_arch)
saver:nodeSaver];
NSRange range = NSMakeRange(location,0);
NSString * lastReadHex;
uint32_t magic = [dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"Magic Number"
:magic == FAT_MAGIC ? @"FAT_MAGIC" :
magic == FAT_CIGAM ? @"FAT_CIGAM" : @"???"];
[node.details setAttributes:MVCellColorAttributeName,[NSColor greenColor],nil];
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"Number of Architecture"
:[NSString stringWithFormat:@"%u",fat_header->nfat_arch]];
[node.details setAttributes:MVCellColorAttributeName,[NSColor greenColor],
MVUnderlineAttributeName,@"YES",nil];
for (uint32_t nimg = 0; nimg < fat_header->nfat_arch; ++nimg)
{
// need to make copy for byte swapping
struct fat_arch fat_arch;
[dataController.fileData getBytes:&fat_arch range:NSMakeRange(NSMaxRange(range), sizeof(struct fat_arch))];
swap_fat_arch(&fat_arch, 1, NX_LittleEndian);
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"CPU Type"
:fat_arch.cputype == CPU_TYPE_ANY ? @"CPU_TYPE_ANY" :
fat_arch.cputype == CPU_TYPE_I386 ? @"CPU_TYPE_I386" :
fat_arch.cputype == CPU_TYPE_X86_64 ? @"CPU_TYPE_X86_64" :
fat_arch.cputype == CPU_TYPE_ARM ? @"CPU_TYPE_ARM" :
fat_arch.cputype == CPU_TYPE_ARM64 ? @"CPU_TYPE_ARM64" :
fat_arch.cputype == CPU_TYPE_ARM64_32 ? @"CPU_TYPE_ARM64_32" :
fat_arch.cputype == CPU_TYPE_POWERPC ? @"CPU_TYPE_POWERPC" :
fat_arch.cputype == CPU_TYPE_POWERPC64 ? @"CPU_TYPE_POWERPC64" :
@"???"];
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"CPU SubType"
:fat_arch.cputype == CPU_TYPE_POWERPC ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_ALL ? @"CPU_SUBTYPE_POWERPC_ALL" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_601 ? @"CPU_SUBTYPE_POWERPC_601" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_602 ? @"CPU_SUBTYPE_POWERPC_602" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_603 ? @"CPU_SUBTYPE_POWERPC_603" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_603e ? @"CPU_SUBTYPE_POWERPC_603e" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_603ev ? @"CPU_SUBTYPE_POWERPC_603ev" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_604 ? @"CPU_SUBTYPE_POWERPC_604" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_604e ? @"CPU_SUBTYPE_POWERPC_604e" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_620 ? @"CPU_SUBTYPE_POWERPC_620" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_750 ? @"CPU_SUBTYPE_POWERPC_750" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_7400 ? @"CPU_SUBTYPE_POWERPC_7400" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_7450 ? @"CPU_SUBTYPE_POWERPC_7450" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_POWERPC_970 ? @"CPU_SUBTYPE_POWERPC_970" : @"???") :
fat_arch.cputype == CPU_TYPE_ARM ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_ALL ? @"CPU_SUBTYPE_ARM_ALL" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V4T ? @"CPU_SUBTYPE_ARM_V4T" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V6 ? @"CPU_SUBTYPE_ARM_V6" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V5TEJ ? @"CPU_SUBTYPE_ARM_V5TEJ" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_XSCALE ? @"CPU_SUBTYPE_ARM_XSCALE" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7 ? @"CPU_SUBTYPE_ARM_V7" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7F ? @"CPU_SUBTYPE_ARM_V7F" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7S ? @"CPU_SUBTYPE_ARM_V7S" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7K ? @"CPU_SUBTYPE_ARM_V7K" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V6M ? @"CPU_SUBTYPE_ARM_V6M" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7M ? @"CPU_SUBTYPE_ARM_V7M" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V7EM ? @"CPU_SUBTYPE_ARM_V7EM" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V8 ? @"CPU_SUBTYPE_ARM_V8" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM_V8M ? @"CPU_SUBTYPE_ARM_V8M" : @"???") :
fat_arch.cputype == CPU_TYPE_ARM64 ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64_ALL ? @"CPU_SUBTYPE_ARM64_ALL" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64_V8 ? @"CPU_SUBTYPE_ARM64_V8" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E ? @"CPU_SUBTYPE_ARM64E" : @"???") :
fat_arch.cputype == CPU_TYPE_ARM64_32 ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64_32_ALL ? @"CPU_SUBTYPE_ARM64_32_ALL" :
(fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64_32_V8 ? @"CPU_SUBTYPE_ARM64_32_V8" : @"???") :
fat_arch.cputype == CPU_TYPE_I386 ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_I386_ALL ? @"CPU_SUBTYPE_I386_ALL" : @"???") :
fat_arch.cputype == CPU_TYPE_X86_64 ?
((fat_arch.cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_X86_64_ALL ? @"CPU_SUBTYPE_X86_64_ALL" : @"???") :
@"???"];
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"Offset"
:[NSString stringWithFormat:@"%u",fat_arch.offset]];
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"Size"
:[NSString stringWithFormat:@"%u",fat_arch.size]];
[dataController read_uint32:range lastReadHex:&lastReadHex];
[node.details appendRow:[NSString stringWithFormat:@"%.8lX", range.location]
:lastReadHex
:@"Align"
:[NSString stringWithFormat:@"%u",(1 << fat_arch.align)]];
[node.details setAttributes:MVUnderlineAttributeName,@"YES",nil];
}
return node;
}
//----------------------------------------------------------------------------
- (void)doMainTasks
{
struct fat_header fat_header;
[dataController.fileData getBytes:&fat_header length:sizeof(struct fat_header)];
if (fat_header.magic == FAT_CIGAM)
{
swap_fat_header(&fat_header, NX_LittleEndian);
}
[self createHeaderNode:rootNode
caption:@"Fat Header"
location:imageOffset
fat_header:&fat_header];
[super doMainTasks];
}
@end