From 5d912e83d4069fc99864a8daa62f4a2fa12064dd Mon Sep 17 00:00:00 2001
From: Garr Godfrey <garr@hunkydoryrepair.com>
Date: Wed, 23 Mar 2022 13:21:59 -0700
Subject: [PATCH 1/2] use correct image size when calling PromptForSignature

---
 src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 mode change 100644 => 100755 src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs

diff --git a/src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs b/src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs
old mode 100644
new mode 100755
index 29b52734..e052dab3
--- a/src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs
+++ b/src/GlobalPayments.Api/Terminals/PAX/PaxInterface.cs
@@ -54,7 +54,7 @@ public override ISignatureResponse PromptForSignature(string transactionId = nul
                 ControlCodes.FS,
                 300
             ));
-            var signatureResponse = new SignatureResponse(response);
+            var signatureResponse = new SignatureResponse(response, _controller.DeviceType.Value);
             if (signatureResponse.DeviceResponseCode == "000000")
                 return GetSignatureFile();
             return signatureResponse;

From 4f0fa2d1a46abd1e7e559e4ca261adefb2dec514 Mon Sep 17 00:00:00 2001
From: Garr Godfrey <garr@hunkydoryrepair.com>
Date: Wed, 23 Mar 2022 13:31:14 -0700
Subject: [PATCH 2/2] fix unrecoverable exceptions after connection timeout

---
 .../PAX/Interfaces/PaxTcpInterface.cs         | 24 ++++++++++++++-----
 1 file changed, 18 insertions(+), 6 deletions(-)
 mode change 100644 => 100755 src/GlobalPayments.Api/Terminals/PAX/Interfaces/PaxTcpInterface.cs

diff --git a/src/GlobalPayments.Api/Terminals/PAX/Interfaces/PaxTcpInterface.cs b/src/GlobalPayments.Api/Terminals/PAX/Interfaces/PaxTcpInterface.cs
old mode 100644
new mode 100755
index e152efcf..30c22a5f
--- a/src/GlobalPayments.Api/Terminals/PAX/Interfaces/PaxTcpInterface.cs
+++ b/src/GlobalPayments.Api/Terminals/PAX/Interfaces/PaxTcpInterface.cs
@@ -19,12 +19,24 @@ public PaxTcpInterface(ITerminalConfiguration settings) {
             _settings = settings;
         }
 
-        public void Connect() { 
-            if (_client == null) {
-                _client = new TcpClient();
-                _client.ConnectAsync(_settings.IpAddress, int.Parse(_settings.Port)).Wait(_settings.Timeout);
-                _stream = _client.GetStream();
-                _stream.ReadTimeout = _settings.Timeout;
+        public void Connect()
+        {
+            if (_client == null)
+            {
+                try
+                {
+                    _client = new TcpClient();
+                    _client.ConnectAsync(_settings.IpAddress, int.Parse(_settings.Port)).Wait(_settings.Timeout);
+                    _stream = _client.GetStream();
+                    _stream.ReadTimeout = _settings.Timeout;
+                }
+                catch (Exception)
+                {
+                    // don't leave _client set without a _stream
+                    _client?.Dispose();
+                    _client = null;
+                    throw;
+                }
             }
             _connectionCount++;
         }