@interface POKeychainHelper : NSObject - (int)addTokens:(id)a0 metaData:(id)a1 toKeychainForService:(id)a2 username:(id)a3; - (int)addTokens:(id)a0 metaData:(id)a1 toKeychainForService:(id)a2 username:(id)a3 system:(BOOL)a4; - (int)removeTokensFromKeychainWithService:(id)a0 username:(id)a1; - (BOOL)retrieveCertAndKeyForTokenId:(id)a0 context:(id)a1 forSigning:(BOOL)a2 certificate:(struct __SecCertificate **)a3 privateKey:(struct __SecKey **)a4; - (BOOL)retrieveIdentityForTokenId:(id)a0 context:(id)a1 forSigning:(BOOL)a2 identity:(struct __SecIdentity **)a3; - (int)retrieveTokensFromKeychainForService:(id)a0 username:(id)a1 returningTokens:(id *)a2 metaData:(id *)a3; @end