Function CWKeychainCopyEAPUsernameAndPassword 

pub unsafe extern "C-unwind" fn CWKeychainCopyEAPUsernameAndPassword(
    ssid_data: &CFData,
    username: *mut *const CFString,
    password: *mut *const CFString,
) -> i32

👎Deprecated: Use CWKeychainFindWiFiEAPUsernameAndPassword() instead

Available on crate features CoreWLANUtil and objc2-core-foundation only.

Parameter ssidData: The service set identifier (SSID) which is used to uniquely identify the keychain item.

Parameter username: A CFStringRef passed by reference, which upon return will contain the 802.1X username for the specified SSID. This parameter is optional. The returned value must be released by the caller.

Parameter password: A CFStringRef passed by reference, which upon return will contain the 802.1X password for the specified SSID. This parameter is optional. The returned value must be released by the caller.

Returns: An OSStatus error code indicating whether or not a failure occurred. errSecSuccess indicates no error occurred.

Finds and returns the 802.1X username and password stored for the specified SSID. The keychain used is determined by the SecPreferencesDomain of the caller as returned by SecKeychainGetPreferenceDomain().

Safety

• username must be a valid pointer or null.
• password must be a valid pointer or null.