1*aca3beaaSApple OSS Distributions""" Please make sure you read the README file COMPLETELY BEFORE reading anything below. 2*aca3beaaSApple OSS Distributions It is very critical that you read coding guidelines in Section E in README file. 3*aca3beaaSApple OSS Distributions""" 4*aca3beaaSApple OSS Distributionsfrom __future__ import absolute_import, print_function 5*aca3beaaSApple OSS Distributions 6*aca3beaaSApple OSS Distributionsfrom builtins import range 7*aca3beaaSApple OSS Distributions 8*aca3beaaSApple OSS Distributionsfrom xnu import * 9*aca3beaaSApple OSS Distributionsfrom utils import * 10*aca3beaaSApple OSS Distributions 11*aca3beaaSApple OSS Distributions# Macro: walkkauthcache 12*aca3beaaSApple OSS Distributions@lldb_command('walkkauthcache') 13*aca3beaaSApple OSS Distributionsdef WalkKauthCache(cmd_args=None): 14*aca3beaaSApple OSS Distributions """ Walks the bins of the kauth credential hash cache and prints out the 15*aca3beaaSApple OSS Distributions number of bins and bin usage information. 16*aca3beaaSApple OSS Distributions """ 17*aca3beaaSApple OSS Distributions PrintKauthCache() 18*aca3beaaSApple OSS Distributions# EndMacro: walkkauthcache 19*aca3beaaSApple OSS Distributions 20*aca3beaaSApple OSS Distributionsdef PrintKauthCache(cmd_args=None): 21*aca3beaaSApple OSS Distributions """ Routine to determine the size of the kauth cache, walk the bins 22*aca3beaaSApple OSS Distributions and print out usage information. 23*aca3beaaSApple OSS Distributions """ 24*aca3beaaSApple OSS Distributions anchor = unsigned(kern.globals.kauth_cred_table_anchor) 25*aca3beaaSApple OSS Distributions table_entries = 128 # KAUTH_CRED_TABLE_SIZE 26*aca3beaaSApple OSS Distributions anchor = kern.globals.kauth_cred_table_anchor 27*aca3beaaSApple OSS Distributions print("Cred cache has: " + str(table_entries) + " buckets\n") 28*aca3beaaSApple OSS Distributions print("Number of items in each bucket ... \n") 29*aca3beaaSApple OSS Distributions for i in range(0, table_entries): 30*aca3beaaSApple OSS Distributions numinbucket = 0 31*aca3beaaSApple OSS Distributions for kauth_cred in IterateListEntry(anchor[i], "crw_link"): 32*aca3beaaSApple OSS Distributions numinbucket += 1 33*aca3beaaSApple OSS Distributions #print str(kauth_cred.cr_posix) 34*aca3beaaSApple OSS Distributions #print str(kauth_cred.cr_ref) 35*aca3beaaSApple OSS Distributions print(str(numinbucket) + "\n") 36