Add the 3.3.3 sources for class-dump.

class-dump/src/CDFatFile.m

Index: class-dump/src/CDFatFile.m
===================================================================
--- class-dump/src/CDFatFile.m	(revision 0)
+++ class-dump/src/CDFatFile.m	(revision 0)
@@ -0,0 +1,168 @@
+// -*- 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, 2004-2010 Steve Nygard.
+
+#import "CDFatFile.h"
+
+#include <mach-o/arch.h>
+#include <mach-o/fat.h>
+
+#import "CDDataCursor.h"
+#import "CDFatArch.h"
+#import "CDMachOFile.h"
+
+@implementation CDFatFile
+
+- (id)initWithData:(NSData *)someData offset:(NSUInteger)anOffset filename:(NSString *)aFilename searchPathState:(CDSearchPathState *)aSearchPathState;
+{
+    CDDataCursor *cursor;
+    unsigned int index;
+    struct fat_header header;
+
+    if ([super initWithData:someData offset:anOffset filename:aFilename searchPathState:aSearchPathState] == nil)
+        return nil;
+
+    arches = [[NSMutableArray alloc] init];
+
+    cursor = [[CDDataCursor alloc] initWithData:someData];
+    [cursor setOffset:offset];
+    header.magic = [cursor readBigInt32];
+
+    //NSLog(@"(testing fat) magic: 0x%x", header.magic);
+    if (header.magic != FAT_MAGIC) {
+        [cursor release];
+        [self release];
+        return nil;
+    }
+
+    header.nfat_arch = [cursor readBigInt32];
+    //NSLog(@"nfat_arch: %u", header.nfat_arch);
+    for (index = 0; index < header.nfat_arch; index++) {
+        CDFatArch *arch;
+
+        arch = [[CDFatArch alloc] initWithDataCursor:cursor];
+        [arch setFatFile:self];
+        [arches addObject:arch];
+        [arch release];
+    }
+
+    [cursor release];
+
+    //NSLog(@"arches: %@", arches);
+
+    return self;
+}
+
+- (void)dealloc;
+{
+    [arches release];
+
+    [super dealloc];
+}
+
+
+// Case 1: no arch specified
+//  - check main file for these, then lock down on that arch:
+//    - local arch, 64 bit
+//    - local arch, 32 bit
+//    - any arch, 64 bit
+//    - any arch, 32 bit
+//
+// Case 2: you specified a specific arch (i386, x86_64, ppc, ppc7400, ppc64, etc.)
+//  - only that arch
+//
+// In either case, we can ignore the cpu subtype
+
+// Returns YES on success, NO on failure.
+- (BOOL)bestMatchForLocalArch:(CDArch *)archPtr;
+{
+    const NXArchInfo *archInfo;
+    cpu_type_t targetType;
+
+    archInfo = NXGetLocalArchInfo();
+    if (archInfo == NULL)
+        return NO;
+
+    if (archPtr == NULL)
+        return [arches count] > 0;
+
+    targetType = archInfo->cputype & ~CPU_ARCH_MASK;
+
+#ifdef __LP64__
+    // This architecture, 64 bit
+    for (CDFatArch *fatArch in arches) {
+        if ([fatArch maskedCPUType] == targetType && [fatArch uses64BitABI]) {
+            *archPtr = [fatArch arch];
+            return YES;
+        }
+    }
+#endif
+
+    // This architecture, 32 bit
+    for (CDFatArch *fatArch in arches) {
+        if ([fatArch maskedCPUType] == targetType && [fatArch uses64BitABI] == NO) {
+            *archPtr = [fatArch arch];
+            return YES;
+        }
+    }
+
+#ifdef __LP64__
+    // Any architecture, 64 bit
+    for (CDFatArch *fatArch in arches) {
+        if ([fatArch uses64BitABI]) {
+            *archPtr = [fatArch arch];
+            return YES;
+        }
+    }
+#endif
+
+    // Any architecture, 32 bit
+    for (CDFatArch *fatArch in arches) {
+        if ([fatArch uses64BitABI] == NO) {
+            *archPtr = [fatArch arch];
+            return YES;
+        }
+    }
+
+    // Any architecture
+    if ([arches count] > 0) {
+        *archPtr = [[arches objectAtIndex:0] arch];
+        return YES;
+    }
+
+    return NO;
+}
+
+- (CDMachOFile *)machOFileWithArch:(CDArch)cdarch;
+{
+    for (CDFatArch *arch in arches) {
+        if ([arch cpuType] == cdarch.cputype)
+            return [arch machOFile];
+    }
+
+    return nil;
+}
+
+- (NSString *)description;
+{
+    return [NSString stringWithFormat:@"[%p] CDFatFile with %u arches", self, [arches count]];
+}
+
+- (NSArray *)arches;
+{
+    return arches;
+}
+
+- (NSArray *)archNames;
+{
+    NSMutableArray *archNames;
+
+    archNames = [NSMutableArray array];
+    for (CDFatArch *arch in arches)
+        [archNames addObject:[arch archName]];
+
+    return archNames;
+}
+
+@end
Property changes on: class-dump/src/CDFatFile.m
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Added: svn:eol-style
   + LF