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Confirmed sucessful Firebase/Crashlytics installation

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Deniz Duezgoeren
2019-08-14 13:19:56 +02:00
parent f1345eac14
commit 81ed6f19e1
82 changed files with 7278 additions and 3460 deletions
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Pods/GoogleUtilities/GoogleUtilities/MethodSwizzler/GULSwizzler.m
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// Copyright 2018 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#import "Private/GULSwizzler.h"
#import <objc/runtime.h>
#ifdef DEBUG
#import <GoogleUtilities/GULLogger.h>
#import "../Common/GULLoggerCodes.h"
static GULLoggerService kGULLoggerSwizzler = @"[GoogleUtilities/MethodSwizzler]";
#endif
dispatch_queue_t GetGULSwizzlingQueue(void) {
static dispatch_queue_t queue;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
queue = dispatch_queue_create("com.google.GULSwizzler", DISPATCH_QUEUE_SERIAL);
});
return queue;
}
@implementation GULSwizzler
+ (void)swizzleClass:(Class)aClass
selector:(SEL)selector
isClassSelector:(BOOL)isClassSelector
withBlock:(nullable id)block {
dispatch_sync(GetGULSwizzlingQueue(), ^{
NSAssert(selector, @"The selector cannot be NULL");
NSAssert(aClass, @"The class cannot be Nil");
Class resolvedClass = aClass;
Method method = nil;
if (isClassSelector) {
method = class_getClassMethod(aClass, selector);
resolvedClass = object_getClass(aClass);
} else {
method = class_getInstanceMethod(aClass, selector);
}
NSAssert(method, @"You're attempting to swizzle a method that doesn't exist. (%@, %@)",
NSStringFromClass(resolvedClass), NSStringFromSelector(selector));
IMP newImp = imp_implementationWithBlock(block);
#ifdef DEBUG
IMP currentImp = class_getMethodImplementation(resolvedClass, selector);
Class class = NSClassFromString(@"GULSwizzlingCache");
if (class) {
SEL cacheSelector = NSSelectorFromString(@"cacheCurrentIMP:forNewIMP:forClass:withSelector:");
NSMethodSignature *methodSignature = [class methodSignatureForSelector:cacheSelector];
if (methodSignature != nil) {
NSInvocation *inv = [NSInvocation invocationWithMethodSignature:methodSignature];
[inv setSelector:cacheSelector];
[inv setTarget:class];
[inv setArgument:&(currentImp) atIndex:2];
[inv setArgument:&(newImp) atIndex:3];
[inv setArgument:&(resolvedClass) atIndex:4];
[inv setArgument:(void *_Nonnull) & (selector) atIndex:5];
[inv invoke];
}
}
#endif
const char *typeEncoding = method_getTypeEncoding(method);
__unused IMP originalImpOfClass =
class_replaceMethod(resolvedClass, selector, newImp, typeEncoding);
#ifdef DEBUG
// If !originalImpOfClass, then the IMP came from a superclass.
if (originalImpOfClass) {
SEL selector = NSSelectorFromString(@"originalIMPOfCurrentIMP:");
NSMethodSignature *methodSignature = [class methodSignatureForSelector:selector];
if (methodSignature != nil) {
NSInvocation *inv = [NSInvocation invocationWithMethodSignature:methodSignature];
[inv setSelector:selector];
[inv setTarget:class];
[inv setArgument:&(currentImp) atIndex:2];
[inv invoke];
IMP testOriginal;
[inv getReturnValue:&testOriginal];
if (originalImpOfClass != testOriginal) {
GULLogWarning(kGULLoggerSwizzler, NO,
[NSString stringWithFormat:@"I-SWZ%06ld",
(long)kGULSwizzlerMessageCodeMethodSwizzling000],
@"Swizzling class: %@ SEL:%@ after it has been previously been swizzled.",
NSStringFromClass(resolvedClass), NSStringFromSelector(selector));
}
}
}
#endif
});
}
+ (nullable IMP)currentImplementationForClass:(Class)aClass
selector:(SEL)selector
isClassSelector:(BOOL)isClassSelector {
NSAssert(selector, @"The selector cannot be NULL");
NSAssert(aClass, @"The class cannot be Nil");
if (selector == NULL || aClass == nil) {
return nil;
}
__block IMP currentIMP = nil;
dispatch_sync(GetGULSwizzlingQueue(), ^{
Method method = nil;
if (isClassSelector) {
method = class_getClassMethod(aClass, selector);
} else {
method = class_getInstanceMethod(aClass, selector);
}
NSAssert(method, @"The Method for this class/selector combo doesn't exist (%@, %@).",
NSStringFromClass(aClass), NSStringFromSelector(selector));
if (method == nil) {
return;
}
currentIMP = method_getImplementation(method);
NSAssert(currentIMP, @"The IMP for this class/selector combo doesn't exist (%@, %@).",
NSStringFromClass(aClass), NSStringFromSelector(selector));
});
return currentIMP;
}
+ (BOOL)selector:(SEL)selector existsInClass:(Class)aClass isClassSelector:(BOOL)isClassSelector {
Method method = isClassSelector ? class_getClassMethod(aClass, selector)
: class_getInstanceMethod(aClass, selector);
return method != nil;
}
+ (NSArray<id> *)ivarObjectsForObject:(id)object {
NSMutableArray *array = [NSMutableArray array];
unsigned int count;
Ivar *vars = class_copyIvarList([object class], &count);
for (NSUInteger i = 0; i < count; i++) {
const char *typeEncoding = ivar_getTypeEncoding(vars[i]);
// Check to see if the ivar is an object.
if (strncmp(typeEncoding, "@", 1) == 0) {
id ivarObject = object_getIvar(object, vars[i]);
[array addObject:ivarObject];
}
}
free(vars);
return array;
}
@end
Pods/GoogleUtilities/GoogleUtilities/MethodSwizzler/Private/GULOriginalIMPConvenienceMacros.h
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/*
* Copyright 2018 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* GULOriginalIMPConvenienceMacros.h
*
* This header contains convenience macros for invoking the original IMP of a swizzled method.
*/
/**
* Invokes original IMP when the original selector takes no arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
*/
#define GUL_INVOKE_ORIGINAL_IMP0(__receivingObject, __swizzledSEL, __returnType, __originalIMP) \
((__returnType(*)(id, SEL))__originalIMP)(__receivingObject, __swizzledSEL)
/**
* Invokes original IMP when the original selector takes 1 argument.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP1(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1) \
((__returnType(*)(id, SEL, __typeof__(__arg1)))__originalIMP)(__receivingObject, __swizzledSEL, \
__arg1)
/**
* Invokes original IMP when the original selector takes 2 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP2(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2)
/**
* Invokes original IMP when the original selector takes 3 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP3(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), \
__typeof__(__arg3)))__originalIMP)(__receivingObject, __swizzledSEL, __arg1, \
__arg2, __arg3)
/**
* Invokes original IMP when the original selector takes 4 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP4(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4)))__originalIMP)(__receivingObject, __swizzledSEL, __arg1, \
__arg2, __arg3, __arg4)
/**
* Invokes original IMP when the original selector takes 5 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
* @param __arg5 The fifth argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP5(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4, __arg5) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4), __typeof__(__arg5)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2, __arg3, __arg4, __arg5)
/**
* Invokes original IMP when the original selector takes 6 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
* @param __arg5 The fifth argument.
* @param __arg6 The sixth argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP6(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4, __arg5, __arg6) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4), __typeof__(__arg5), __typeof__(__arg6)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2, __arg3, __arg4, __arg5, __arg6)
/**
* Invokes original IMP when the original selector takes 7 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
* @param __arg5 The fifth argument.
* @param __arg6 The sixth argument.
* @param __arg7 The seventh argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP7(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4), __typeof__(__arg5), __typeof__(__arg6), \
__typeof__(__arg7)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7)
/**
* Invokes original IMP when the original selector takes 8 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
* @param __arg5 The fifth argument.
* @param __arg6 The sixth argument.
* @param __arg7 The seventh argument.
* @param __arg8 The eighth argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP8(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7, __arg8) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4), __typeof__(__arg5), __typeof__(__arg6), \
__typeof__(__arg7), __typeof__(__arg8)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7, \
__arg8)
/**
* Invokes original IMP when the original selector takes 9 arguments.
*
* @param __receivingObject The object on which the IMP is invoked.
* @param __swizzledSEL The selector used for swizzling.
* @param __returnType The return type of the original implementation.
* @param __originalIMP The original IMP.
* @param __arg1 The first argument.
* @param __arg2 The second argument.
* @param __arg3 The third argument.
* @param __arg4 The fourth argument.
* @param __arg5 The fifth argument.
* @param __arg6 The sixth argument.
* @param __arg7 The seventh argument.
* @param __arg8 The eighth argument.
* @param __arg9 The ninth argument.
*/
#define GUL_INVOKE_ORIGINAL_IMP9(__receivingObject, __swizzledSEL, __returnType, __originalIMP, \
__arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7, __arg8, \
__arg9) \
((__returnType(*)(id, SEL, __typeof__(__arg1), __typeof__(__arg2), __typeof__(__arg3), \
__typeof__(__arg4), __typeof__(__arg5), __typeof__(__arg6), \
__typeof__(__arg7), __typeof__(__arg8), __typeof__(__arg9)))__originalIMP)( \
__receivingObject, __swizzledSEL, __arg1, __arg2, __arg3, __arg4, __arg5, __arg6, __arg7, \
__arg8, __arg9)
Pods/GoogleUtilities/GoogleUtilities/MethodSwizzler/Private/GULSwizzler.h
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/*
* Copyright 2018 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
/** This class handles the runtime manipulation necessary to instrument selectors. It stores the
* classes and selectors that have been swizzled, and runs all operations on its own queue.
*/
@interface GULSwizzler : NSObject
/** Manipulates the Objective-C runtime to replace the original IMP with the supplied block.
*
* @param aClass The class to swizzle.
* @param selector The selector of the class to swizzle.
* @param isClassSelector A BOOL specifying whether the selector is a class or instance selector.
* @param block The block that replaces the original IMP.
*/
+ (void)swizzleClass:(Class)aClass
selector:(SEL)selector
isClassSelector:(BOOL)isClassSelector
withBlock:(nullable id)block;
/** Returns the current IMP for the given class and selector.
*
* @param aClass The class to use.
* @param selector The selector to find the implementation of.
* @param isClassSelector A BOOL specifying whether the selector is a class or instance selector.
* @return The implementation of the selector in the runtime.
*/
+ (nullable IMP)currentImplementationForClass:(Class)aClass
selector:(SEL)selector
isClassSelector:(BOOL)isClassSelector;
/** Checks the runtime to see if a selector exists on a class. If a property is declared as
* @dynamic, we have a reverse swizzling situation, where the implementation of a method exists
* only in concrete subclasses, and NOT in the superclass. We can detect that situation using
* this helper method. Similarly, we can detect situations where a class doesn't implement a
* protocol method.
*
* @param selector The selector to check for.
* @param aClass The class to check.
* @param isClassSelector A BOOL specifying whether the selector is a class or instance selector.
* @return YES if the method was found in this selector/class combination, NO otherwise.
*/
+ (BOOL)selector:(SEL)selector existsInClass:(Class)aClass isClassSelector:(BOOL)isClassSelector;
/** Returns a list of all Objective-C (and not primitive) ivars contained by the given object.
*
* @param object The object whose ivars will be iterated.
* @return The list of ivar objects.
*/
+ (NSArray<id> *)ivarObjectsForObject:(id)object;
@end
NS_ASSUME_NONNULL_END