iamleeg

#import <Foundation/Foundation.h>

typedef NS_ENUM(int, GJLRangeDirection) {
    GJLRangeDirectionPositive,
    GJLRangeDirectionNegative,
};

@interface GJLRange : NSEnumerator

+ (instancetype)rangeWithStart: (NSNumber *)start end: (NSNumber *)end step: (NSNumber *)step;

steipete

BOOL PSPDFSystemFunctionOverriddenInCategory(Class theClass, SEL selector, NSString *__autoreleasing* categoryName) {
    NSCParameterAssert(theClass);
    NSCParameterAssert(selector);

    Dl_info info;
    if (dladdr(class_getMethodImplementation(theClass, selector), &info)) {
        // /System/Library/Frameworks is a common denominator, some methods are in /usr/lib/libobjc.A.dylib
        // Custom app is in /private/var/mobile/Containers/Bundle/Application/<UID>/PSPDFCatalog.app/PSPDFCatalog
        if (!strstr(info.dli_fname, "/System/Library") && !strstr(info.dli_fname, "/usr/lib")) {
            if (categoryName) *categoryName = @(info.dli_sname);