我正在尝试使用 scifihifi-iphone (from Github)存储和检索用户名和密码。但是，当我添加类 SFHFKeychainUtils 时，出现以下错误:
"_kSecAttrAccount", referenced from:
_kSecAttrAccount$non_lazy_ptr in SFHFKeychainUtils.o
"_SecItemDelete", referenced from:
+[SFHFKeychainUtils deleteItemForUsername:andServiceName:error:] in SFHFKeychainUtils.o
"_kSecReturnAttributes", referenced from:
_kSecReturnAttributes$non_lazy_ptr in SFHFKeychainUtils.o
"_kSecClass", referenced from:
_kSecClass$non_lazy_ptr in SFHFKeychainUtils.o
"_kSecClassGenericPassword", referenced from:
_kSecClassGenericPassword$non_lazy_ptr in SFHFKeychainUtils.o
"_SecItemAdd", referenced from:
+[SFHFKeychainUtils storeUsername:andPassword:forServiceName:updateExisting:error:] in SFHFKeychainUtils.o
"_kSecAttrLabel", referenced from:
_kSecAttrLabel$non_lazy_ptr in SFHFKeychainUtils.o
"_SecItemUpdate", referenced from:
+[SFHFKeychainUtils storeUsername:andPassword:forServiceName:updateExisting:error:] in SFHFKeychainUtils.o
"_kSecAttrService", referenced from:
_kSecAttrService$non_lazy_ptr in SFHFKeychainUtils.o
"_kSecReturnData", referenced from:
_kSecReturnData$non_lazy_ptr in SFHFKeychainUtils.o
"_SecItemCopyMatching", referenced from:
+[SFHFKeychainUtils getPasswordForUsername:andServiceName:error:] in SFHFKeychainUtils.o
+[SFHFKeychainUtils getPasswordForUsername:andServiceName:error:] in SFHFKeychainUtils.o
"_kSecValueData", referenced from:
_kSecValueData$non_lazy_ptr in SFHFKeychainUtils.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
我遗漏了什么？当我单击错误时，它不会将我带到代码中的任何位置。
最佳答案
添加Security.framework，然后重建。有时我发现我必须先清理然后再重建。
要添加它，请在 Xcode 中右键单击您的目标，然后添加 -> 现有框架并选择(或导航)到 Security.framework。
关于iphone - 如何使用 Apple 钥匙串(keychain)？，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/1554954/