/// <summary>
/// Basic post request.
/// </summary>
/// <returns>The post response.</returns>
/// <param name="url">URL.</param>
/// <param name="args">Arguments.</param>
/// <param name="headers">Headers.</param>
public static string BasicPostRequest(string url, Dictionary <string, string> args, Dictionary <string, string> headers = null)
{
NSString urlString = (NSString)url;
NSMutableUrlRequest request = new NSMutableUrlRequest();
request.Url = new NSUrl(urlString);
request.HttpMethod = "POST";
string boundary = "---------------------------14737809831466499882746641449";
NSString contentType = new NSString(string.Format("multipart/form-data; boundary={0}", boundary));
var keys = new List <object> {
"Content-Type"
};
var objects = new List <object> {
contentType
};
if (headers != null)
{
foreach (KeyValuePair <string, string> kvp in headers)
{
keys.Add(kvp.Key);
objects.Add(kvp.Value);
}
}
var dictionary = NSDictionary.FromObjectsAndKeys(objects.ToArray(), keys.ToArray());
request.Headers = dictionary;
NSMutableData body = new NSMutableData();
foreach (KeyValuePair <string, string> kvp in args)
{
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}\r\n", boundary))));
body.AppendData(NSData.FromString(new NSString(string.Format("Content-Disposition: form-data; name=\"{0}\"\r\n\r\n", kvp.Key))));
body.AppendData(NSData.FromString(new NSString(kvp.Value)));
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}--\r\n", boundary))));
}
request.Body = body;
NSUrlResponse resp;
NSError err;
NSData returnData = NSUrlConnection.SendSynchronousRequest(request, out resp, out err);
return(NSString.FromData(returnData, NSStringEncoding.UTF8).ToString());
}
public override void ReceivedData(NSUrlConnection connection, NSData data)
{
if (_data == null)
{
_data = new NSMutableData();
}
_data.AppendData(data);
}
public virtual void ReceivedData(NSUrlConnection connection, NSData data)
{
if (connectionData == null)
{
connectionData = new NSMutableData();
connectionData.AppendData(data);
}
else
{
connectionData.AppendData(data);
}
}
public override void DidReceiveData(NSUrlSession session, NSUrlSessionDataTask dataTask, NSData data)
{
System.Diagnostics.Debug.WriteLine("DidReceiveData...");
if (uploadData.ContainsKey(dataTask.TaskIdentifier))
{
uploadData[dataTask.TaskIdentifier].AppendData(data);
}
else
{
var uData = new NSMutableData();
uData.AppendData(data);
uploadData.Add(dataTask.TaskIdentifier, uData);
}
// _data.AppendData(data);
}
public override void ReceivedData(NSUrlConnection connection, NSData data)
{
buffer.AppendData(data);
}
public override void ReceivedData(NSUrlConnection connection, NSData d)
{
data.AppendData(d);
}
public override void DidReceiveData(NSUrlSession session, NSUrlSessionDataTask dataTask, NSData byteData)
{
// 接收时可能调用多次
_dataResponse.AppendData(byteData);
}
private byte[] GenerateKeyPairCore(string name)
{
using (var parameters = new SecRecord(SecKind.Key))
{
parameters.AccessControl = new SecAccessControl(SecAccessible.WhenPasscodeSetThisDeviceOnly, SecAccessControlCreateFlags.TouchIDCurrentSet | SecAccessControlCreateFlags.PrivateKeyUsage);
parameters.KeyType = SecKeyType.EC;
parameters.KeySizeInBits = 256;
parameters.TokenID = SecTokenID.SecureEnclave;
var privateKeyParameters = new NSMutableDictionary();
privateKeyParameters.Add(kSecAttrApplicationTag, new NSString($"{name}_priv"));
privateKeyParameters.Add(kSecAttrIsPermanent, NSNumber.FromBoolean(true));
var publicKeyParameters = new NSMutableDictionary();
publicKeyParameters.Add(kSecAttrApplicationTag, new NSString($"{name}_pub"));
publicKeyParameters.Add(kSecAttrIsPermanent, NSNumber.FromBoolean(false));
var mutableDictionary = (NSMutableDictionary)parameters.ToDictionary();
mutableDictionary.Add(kSecPrivateKeyAttrs, new NSDictionary(privateKeyParameters));
mutableDictionary.Add(kSecPublicKeyAttrs, new NSDictionary(publicKeyParameters));
var result = SecKey.GenerateKeyPair((NSDictionary)mutableDictionary, out var publicKey, out var privateKey);
if (result == SecStatusCode.Success)
{
privateKey.Dispose();
using (var record = new SecRecord(SecKind.Key))
{
record.KeyClass = SecKeyClass.Public;
record.KeyType = SecKeyType.EC;
record.IsPermanent = false;
record.Label = "Public Key";
record.SetValueRef(publicKey);
var dict = (NSMutableDictionary)record.ToDictionary();
dict.Add(kSecReturnData, NSNumber.FromBoolean(true));
var status = SecItemAdd(dict.Handle, out var publicKeyDataPtr);
publicKey.Dispose();
if (status == SecStatusCode.Success)
{
var publicKeyData = ObjCRuntime.Runtime.GetINativeObject <NSData>(publicKeyDataPtr, true);
if (publicKeyData != null)
{
// Apple's SecurityFramework uses raw keys which need to be wrapped in proper ASN.1 for outside consumption
// See : https://forums.developer.apple.com/thread/8030
var header = NSData.FromArray(new byte[] { 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x02, 0x01,
0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00 });
var buffer = new NSMutableData(header.Length + publicKeyData.Length);
buffer.AppendData(header);
buffer.AppendData(publicKeyData);
return(buffer.ToArray());
}
}
return(null);
}
}
else
{
throw new SecurityException(result);
}
}
}
/// <summary>
/// Upload function using the native functionality of Mac
/// </summary>
/// <returns>Response string</returns>
/// <param name="url">URL.</param>
/// <param name="paramFileBytes">Parameter file bytes.</param>
/// <param name="fileFormName">File form name.</param>
/// <param name="args">Arguments.</param>
private static string UploadNative(string url, byte [] paramFileBytes, string fileFormName, Dictionary <string, string> args = null, Dictionary <string, string> headers = null, bool onlyData = false)
{
NSData actualFile = NSData.FromArray(paramFileBytes);
NSString urlString = (NSString)url;
//we're gonna send byte data
NSMutableUrlRequest request = new NSMutableUrlRequest();
request.Url = new NSUrl(urlString);
request.HttpMethod = "POST";
string boundary = "---------------------------14737809831466499882746641449";
NSString contentType = new NSString(string.Format("multipart/form-data; boundary={0}", boundary));
var keys = new List <object> {
"Content-Type"
};
var objects = new List <object> {
contentType
};
foreach (KeyValuePair <string, string> kvp in headers)
{
if (!keys.Contains(kvp.Key))
{
keys.Add(kvp.Key);
objects.Add(kvp.Value);
}
else
{
for (int i = 0; i < keys.Count; i++)
{
if ((string)keys [i] == kvp.Key)
{
objects [i] = kvp.Value;
}
}
}
}
var dictionary = NSDictionary.FromObjectsAndKeys(objects.ToArray(), keys.ToArray());
request.Headers = dictionary;
NSMutableData body = new NSMutableData();
if (!onlyData)
{
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}\r\n", boundary))));
body.AppendData(NSData.FromString(new NSString(string.Format("Content-Disposition: form-data; name=\"{0}\"; filename=\"{0}.png\"\r\n", fileFormName))));
body.AppendData(NSData.FromString(new NSString("Content-Type: application/octet-stream\r\n\r\n")));
}
body.AppendData(actualFile);
if (!onlyData)
{
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}--\r\n", boundary))));
foreach (KeyValuePair <string, string> kvp in args)
{
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}\r\n", boundary))));
body.AppendData(NSData.FromString(new NSString(string.Format("Content-Disposition: form-data; name=\"{0}\"\r\n\r\n", kvp.Key))));
body.AppendData(NSData.FromString(new NSString(kvp.Value)));
body.AppendData(NSData.FromString(new NSString(string.Format("\r\n--{0}--\r\n", boundary))));
}
}
//Attach body
request.Body = body;
NSUrlResponse resp;
NSError err;
NSData returnData = NSUrlConnection.SendSynchronousRequest(request, out resp, out err);
return(NSString.FromData(returnData, NSStringEncoding.UTF8).ToString());
}