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KJCracks · Jun 12, 2014 · ba26b8a · ba26b8a
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diff --git a/.DS_Store b/.DS_Store
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,26 @@
+# Xcode
+#
+build/
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+*.xcuserstate
+
+# CocoaPods
+#
+# We recommend against adding the Pods directory to your .gitignore. However
+# you should judge for yourself, the pros and cons are mentioned at:
+# http://guides.cocoapods.org/using/using-cocoapods.html#should-i-ignore-the-pods-directory-in-source-control
+#
+# Pods/
diff --git a/main.m b/main.m
@@ -0,0 +1,110 @@
+/* 
+ yololib
+ Inject dylibs into existing Mach-O binaries
+
+
+ DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+ Version 2, December 2004
+ 
+ Copyright (C) 2004 Sam Hocevar <[email protected]>
+ 
+ Everyone is permitted to copy and distribute verbatim or modified
+ copies of this license document, and changing it is allowed as long
+ as the name is changed.
+ 
+ DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+ TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+ 
+ 0. You just DO WHAT THE FUCK YOU WANT TO.
+ 
+*/
+
+#include <stdio.h>
+#include <string.h>
+#include <mach-o/fat.h>
+#include <mach-o/loader.h>
+#import <Foundation/Foundation.h>
+
+NSString* DYLIB_PATH;
+
+//#define DYLIB_PATH "@executable_path/crack.dylib"
+#define DYLIB_CURRENT_VER 0x10000
+#define DYLIB_COMPATIBILITY_VERSION 0x10000
+
+
+#define swap32(value) (((value & 0xFF000000) >> 24) | ((value & 0x00FF0000) >> 8) | ((value & 0x0000FF00) << 8) | ((value & 0x000000FF) << 24) )
+#define ARMV7 9
+#define ARMV6 6
+
+void inject_dylib(FILE* newFile, uint32_t top) {
+    fseek(newFile, top, SEEK_SET);
+    struct mach_header mach;
+
+    fread(&mach, sizeof(struct mach_header), 1, newFile);
+
+    NSData* data = [DYLIB_PATH dataUsingEncoding:NSUTF8StringEncoding];
+
+    uint32_t dylib_size = (uint32_t)[data length] + sizeof(struct dylib_command);
+    dylib_size += sizeof(long) - (dylib_size % sizeof(long)); // load commands like to be aligned by long
+
+    mach.ncmds += 1;
+    uint32_t sizeofcmds = mach.sizeofcmds;
+    mach.sizeofcmds += dylib_size;
+
+    fseek(newFile, -sizeof(struct mach_header), SEEK_CUR);
+    fwrite(&mach, sizeof(struct mach_header), 1, newFile);
+    printf("Patching mach_header..\n");
+
+    fseek(newFile, sizeofcmds, SEEK_CUR);
+
+    struct dylib_command dyld;
+    fread(&dyld, sizeof(struct dylib_command), 1, newFile);
+
+    printf("Attaching dylib..\n\n");
+
+    dyld.cmd = LC_LOAD_DYLIB;
+    dyld.cmdsize = dylib_size;
+    dyld.dylib.compatibility_version = DYLIB_COMPATIBILITY_VERSION;
+    dyld.dylib.current_version = DYLIB_CURRENT_VER;
+    dyld.dylib.timestamp = 2;
+    dyld.dylib.name.offset = sizeof(struct dylib_command);
+    fseek(newFile, -sizeof(struct dylib_command), SEEK_CUR);
+
+    fwrite(&dyld, sizeof(struct dylib_command), 1, newFile);
+
+    fwrite([data bytes], [data length], 1, newFile);
+
+}
+int main(int argc, const char * argv[])
+{
+    char buffer[4096], binary[4096], dylib[4096];
+
+    strlcpy(binary, argv[1], sizeof(binary));
+    strlcpy(dylib, argv[2], sizeof(dylib));
+    DYLIB_PATH = [NSString stringWithFormat:@"@executable_path/%@", [NSString stringWithUTF8String:dylib]];
+    NSLog(@"dylib path %@", DYLIB_PATH);
+    FILE *binaryFile = fopen(binary, "r+");
+    printf("Reading binary: %s\n\n", binary);
+    fread(&buffer, sizeof(buffer), 1, binaryFile);
+
+    struct fat_header* fh = (struct fat_header*) (buffer);
+
+
+    if (fh->magic == FAT_CIGAM) {
+        struct fat_arch* arch = (struct fat_arch*) &fh[1];
+        printf("FAT binary!\n");
+        int i;
+        for (i = 0; i < swap32(fh->nfat_arch); i++) {
+            printf("Injecting to arch %i\n", swap32(arch->cpusubtype));
+            inject_dylib(binaryFile, swap32(arch->offset));
+            arch++;
+        }
+    }
+    else {
+        printf("Thin binary!\n");
+        inject_dylib(binaryFile, 0);
+    }
+    printf("Complete!\n");
+    return 0;
+}
+
diff --git a/yololib.xcodeproj/project.pbxproj b/yololib.xcodeproj/project.pbxproj
@@ -0,0 +1,218 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 46;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		AD4A0D571949A42E00B6B127 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = AD4A0D561949A42E00B6B127 /* Foundation.framework */; };
+		AD4A0D591949AA5B00B6B127 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = AD4A0D581949AA5B00B6B127 /* main.m */; };
+/* End PBXBuildFile section */
+
+/* Begin PBXCopyFilesBuildPhase section */
+		AD49F4E31769B63900B8D2E0 /* CopyFiles */ = {
+			isa = PBXCopyFilesBuildPhase;
+			buildActionMask = 2147483647;
+			dstPath = /usr/share/man/man1/;
+			dstSubfolderSpec = 0;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 1;
+		};
+/* End PBXCopyFilesBuildPhase section */
+
+/* Begin PBXFileReference section */
+		AD49F4E51769B63A00B8D2E0 /* yololib */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = yololib; sourceTree = BUILT_PRODUCTS_DIR; };
+		AD4A0D561949A42E00B6B127 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
+		AD4A0D581949AA5B00B6B127 /* main.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
+/* End PBXFileReference section */
+
+/* Begin PBXFrameworksBuildPhase section */
+		AD49F4E21769B63900B8D2E0 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				AD4A0D571949A42E00B6B127 /* Foundation.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
+		AD49F4DC1769B63800B8D2E0 = {
+			isa = PBXGroup;
+			children = (
+				AD4A0D581949AA5B00B6B127 /* main.m */,
+				AD4A0D561949A42E00B6B127 /* Foundation.framework */,
+				AD49F4E61769B63A00B8D2E0 /* Products */,
+			);
+			sourceTree = "<group>";
+		};
+		AD49F4E61769B63A00B8D2E0 /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				AD49F4E51769B63A00B8D2E0 /* yololib */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		AD49F4E41769B63900B8D2E0 /* yololib */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = AD49F4EE1769B63A00B8D2E0 /* Build configuration list for PBXNativeTarget "yololib" */;
+			buildPhases = (
+				AD49F4E11769B63900B8D2E0 /* Sources */,
+				AD49F4E21769B63900B8D2E0 /* Frameworks */,
+				AD49F4E31769B63900B8D2E0 /* CopyFiles */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = yololib;
+			productName = yololib;
+			productReference = AD49F4E51769B63A00B8D2E0 /* yololib */;
+			productType = "com.apple.product-type.tool";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		AD49F4DD1769B63800B8D2E0 /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				LastUpgradeCheck = 0460;
+				ORGANIZATIONNAME = test;
+			};
+			buildConfigurationList = AD49F4E01769B63900B8D2E0 /* Build configuration list for PBXProject "yololib" */;
+			compatibilityVersion = "Xcode 3.2";
+			developmentRegion = English;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+			);
+			mainGroup = AD49F4DC1769B63800B8D2E0;
+			productRefGroup = AD49F4E61769B63A00B8D2E0 /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				AD49F4E41769B63900B8D2E0 /* yololib */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXSourcesBuildPhase section */
+		AD49F4E11769B63900B8D2E0 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				AD4A0D591949AA5B00B6B127 /* main.m in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+		AD49F4EC1769B63A00B8D2E0 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				COPY_PHASE_STRIP = NO;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.9;
+				ONLY_ACTIVE_ARCH = YES;
+				SDKROOT = macosx;
+			};
+			name = Debug;
+		};
+		AD49F4ED1769B63A00B8D2E0 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				ARCHS = "$(ARCHS_STANDARD_64_BIT)";
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				COPY_PHASE_STRIP = YES;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.9;
+				SDKROOT = macosx;
+			};
+			name = Release;
+		};
+		AD49F4EF1769B63A00B8D2E0 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ENABLE_MODULES = YES;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Debug;
+		};
+		AD49F4F01769B63A00B8D2E0 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ENABLE_MODULES = YES;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		AD49F4E01769B63900B8D2E0 /* Build configuration list for PBXProject "yololib" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				AD49F4EC1769B63A00B8D2E0 /* Debug */,
+				AD49F4ED1769B63A00B8D2E0 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		AD49F4EE1769B63A00B8D2E0 /* Build configuration list for PBXNativeTarget "yololib" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				AD49F4EF1769B63A00B8D2E0 /* Debug */,
+				AD49F4F01769B63A00B8D2E0 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = AD49F4DD1769B63800B8D2E0 /* Project object */;
+}
diff --git a/yololib.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/yololib.xcodeproj/project.xcworkspace/contents.xcworkspacedata