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v0.3.7

Released: 2026-01-03

  • Add handling for xpc messages to support calls like -[UIDevice identifierForVendor] and -[NSFileManager ubiquityIdentityToken].
  • Add compatibility for nanosleep, vm_region_64, vm_read_overwrite and -[UIScreen brightness].
  • Optimize module memory layout for Mach-O.
  • Fix an error if the oldp argument for sysctl is null (issue #218).

v0.3.6

Released: 2025-10-08

  • Add return_callback parameter to add_hook for handling hook function returns.
  • Fix pthread_mutex_lock failures when a mutex's type is set to PTHREAD_MUTEX_ERRORCHECK.
  • Optimize performance of module loading and fixup.
  • Refactor the Objective-C API.
  • Add support for dispatch semaphore.
  • Fix the issue where +[CADisplay displays] returns empty.

v0.3.5

Released: 2025-06-08

  • Compatible with rebasing in the LC_DYLD_CHAINED_FIXUPS command.
  • Fix zero-size memory allocation in os_alloc_once.
  • Implement dynamic loading of system modules at runtime for dlopen.
  • Add support for standard IO: stdin, stdout, stderr.
  • Add Block class for easier Objective-C block construction.
  • Add add_mem_hook method for exporting unicorn memory hook functionality.
  • Support emulation of device files such as /dev/null and /dev/urandom.
  • Add compatibility for -[NSFileManager directoryContentsAtPath:], -[NSUserDefaults setObject:forKey:], NSLog and CFNetworkCopySystemProxySettings.
  • Compatible with capstone 6.0.0a4.

v0.3.4

Released: 2025-03-06

  • Add extensive support for system calls and file system.
  • Support NSDateFormatter and NSTimeZone.
  • Support initialization of NSURLSession.
  • Partial compatibility with arm64e architecture.
  • Add fault handling for readClass to enhance class loading reliability.
  • Fix incorrect number formatting in sscanf.
  • Fix missing relocation.

v0.3.3

Released: 2024-12-06

  • Compatibility with unicorn 2.1.0.
  • Fix no memory to map (issue #93).
  • Support more system calls (read, open, close, lseek, stat).
  • Support NSBundle initialization.

v0.3.2

Released: 2024-07-22

  • Load libmacho.dylib instead of mocking.
  • Fix initialization of large-sized NSData.
  • Compatibility with lief 0.15.0.
  • Improve performance of read_string.

v0.3.1

Released: 2024-05-12

  • Fix an error when creating NSURLRequest object (issue #68).
  • Add ObjC which provided friendly interface to Objective-C runtime.
  • Add hook for preferences related functions.
  • Add hook for MGCopyAnswe which used by UIDevice.
  • Add hook for keychain related functions.

v0.3.0

Released: 2024-04-12

  • Support emulating iOS executable files.
  • Support working with Objective-C.
  • Drop support for Python 3.7.

v0.2.0

Released: 2022-11-26

  • Rename project to Chomper.

v0.1.1

Released: 2022-11-21

  • Change add_hook to return the handle from Uc.hook_add and add del_hook method.
  • Close library files after loaded.

v0.1.0

Released: 2022-09-17

  • Support emulating ARM architecture libraries.

v0.0.2

Released: 2022-09-10

  • Fix wrong end argument when calling Uc.hook_add.
  • Add user_data param to add_hook to pass params to callback.
  • Support tracing symbol calls by using trace_symbol_calls param.
  • Improve exception message of EmulatorCrashedException when missing symbol is required.
  • Add logger param to Infernum.
  • Add free method to Infernum to release allocated memory.

v0.0.1

Released: 2022-09-08

  • Initial release.