public static SecStatusCode FindInternetPassword(
string serverName,
string accountName,
out byte[] password,
SecProtocol protocolType = SecProtocol.Http,
short port = 0,
string path = null,
SecAuthenticationType authenticationType = SecAuthenticationType.Default,
string securityDomain = null)
{
password = null;
GCHandle serverHandle = new GCHandle ();
GCHandle securityDomainHandle = new GCHandle ();
GCHandle accountHandle = new GCHandle ();
GCHandle pathHandle = new GCHandle ();
int serverNameLength = 0;
IntPtr serverNamePtr = IntPtr.Zero;
int securityDomainLength = 0;
IntPtr securityDomainPtr = IntPtr.Zero;
int accountNameLength = 0;
IntPtr accountNamePtr = IntPtr.Zero;
int pathLength = 0;
IntPtr pathPtr = IntPtr.Zero;
IntPtr passwordPtr = IntPtr.Zero;
try {
if (!String.IsNullOrEmpty(serverName)) {
var bytes = System.Text.Encoding.UTF8.GetBytes (serverName);
serverNameLength = bytes.Length;
serverHandle = GCHandle.Alloc (bytes, GCHandleType.Pinned);
serverNamePtr = serverHandle.AddrOfPinnedObject ();
}
if (!String.IsNullOrEmpty(securityDomain)) {
var bytes = System.Text.Encoding.UTF8.GetBytes (securityDomain);
securityDomainLength = bytes.Length;
securityDomainHandle = GCHandle.Alloc (bytes, GCHandleType.Pinned);
}
if (!String.IsNullOrEmpty(accountName)) {
var bytes = System.Text.Encoding.UTF8.GetBytes (accountName);
accountNameLength = bytes.Length;
accountHandle = GCHandle.Alloc (bytes, GCHandleType.Pinned);
accountNamePtr = accountHandle.AddrOfPinnedObject ();
}
if (!String.IsNullOrEmpty(path)) {
var bytes = System.Text.Encoding.UTF8.GetBytes (path);
pathLength = bytes.Length;
pathHandle = GCHandle.Alloc (bytes, GCHandleType.Pinned);
pathPtr = pathHandle.AddrOfPinnedObject ();
}
int passwordLength = 0;
SecStatusCode code = SecKeychainFindInternetPassword(
IntPtr.Zero,
serverNameLength,
serverNamePtr,
securityDomainLength,
securityDomainPtr,
accountNameLength,
accountNamePtr,
pathLength,
pathPtr,
port,
SecProtocolKeys.FromSecProtocol(protocolType),
KeysAuthenticationType.FromSecAuthenticationType(authenticationType),
out passwordLength,
out passwordPtr,
IntPtr.Zero);
if (code == SecStatusCode.Success && passwordLength > 0) {
password = new byte[passwordLength];
Marshal.Copy(passwordPtr, password, 0, passwordLength);
}
return code;
} finally {
if (serverHandle.IsAllocated)
serverHandle.Free();
if (accountHandle.IsAllocated)
accountHandle.Free();
if (securityDomainHandle.IsAllocated)
securityDomainHandle.Free();
if (pathHandle.IsAllocated)
pathHandle.Free();
if (passwordPtr != IntPtr.Zero)
SecKeychainItemFreeContent(IntPtr.Zero, passwordPtr);
}
}
public static IntPtr FromSecAuthenticationType(SecAuthenticationType type)
{
switch (type){
case SecAuthenticationType.Ntlm:
return NTLM;
case SecAuthenticationType.Msn:
return MSN;
case SecAuthenticationType.Dpa:
return DPA;
case SecAuthenticationType.Rpa:
return RPA;
case SecAuthenticationType.HttpBasic:
return HTTPBasic;
case SecAuthenticationType.HttpDigest:
return HTTPDigest;
case SecAuthenticationType.HtmlForm:
return HTMLForm;
case SecAuthenticationType.Default:
return Default;
default:
throw new ArgumentException ("type");
}
}
