Read the entitlements of iOS application at run-time

ReadEntitlements.x

#import <substrate.h>
#import <HBLog.h>

typedef struct __CFRuntimeBase {
    uintptr_t _cfisa;
    uint8_t _cfinfo[4];
#ifdef __LP64__
    uint32_t _rc;
#endif
} CFRuntimeBase;

struct __SecTask {
    CFRuntimeBase base;
    audit_token_t token;
    Boolean entitlementsLoaded;
    CFDictionaryRef entitlements;
    int lastFailure;
};
typedef struct __SecTask *SecTaskRef;

extern SecTaskRef SecTaskCreateFromSelf(CFAllocatorRef);

%ctor {
    MSImageRef ref = MSGetImageByName("/System/Library/Frameworks/Security.framework/Security");
    bool (*SecTaskLoadEntitlements)(SecTaskRef, CFErrorRef *) = MSFindSymbol(ref, "_SecTaskLoadEntitlements");
    SecTaskRef secTask = SecTaskCreateFromSelf(NULL);
    if (SecTaskLoadEntitlements(secTask, NULL)) {
        HBLogInfo(@"Entitlements: %@", secTask->entitlements);
    } else {
        HBLogInfo(@"Error reading entitlements");
    }
}