.

Sources/AgentRequestParser/main.swift

@@ -1,9 +1,21 @@
 import XPC
 import SecretAgentKit
+import OSLog
+
+private let logger = Logger(subsystem: "com.maxgoedjen.secretive.secretagent.AgentRequestParser", category: "Parser")
 
 func handleRequest(_ request: XPCListener.IncomingSessionRequest) -> XPCListener.IncomingSessionRequest.Decision {
-    request.accept { message in
+    logger.log("Parser received inbound request")
-        return try? SSHAgentInputParser().parse(data: message)
+    return request.accept { message in
+        logger.log("Parser accepted inbound request")
+        do {
+            let result = try SSHAgentInputParser().parse(data: message)
+            logger.log("Parser parsed message as type \(result.debugDescription)")
+            return result
+        } catch {
+            logger.error("Parser failed with error \(error)")
+            return nil
+        }
     }
 }
 
@@ -17,7 +29,8 @@ do {
     } else {
         _ = try XPCListener(service: "com.maxgoedjen.Secretive.AgentRequestParser", incomingSessionHandler: handleRequest(_:))
     }
+    logger.log("Parser initialized")
     dispatchMain()
 } catch {
-    print("Failed to create listener, error: \(error)")
+    logger.error("Failed to create parser, error: \(error)")
 }

Sources/Packages/Sources/SecretAgentKit/Agent.swift

@@ -93,7 +93,8 @@ extension Agent {
     /// - Returns: An OpenSSH formatted Data payload containing the signed data response.
     func sign(data: Data, keyBlob: Data, provenance: SigningRequestProvenance) async throws -> Data {
         guard let (secret, store) = await secret(matching: keyBlob) else {
-            logger.debug("Agent did not have a key matching \(keyBlob as NSData)")
+            let keyBlobHex = keyBlob.compactMap { ("0" + String($0, radix: 16, uppercase: false)).suffix(2) }.joined()
+            logger.debug("Agent did not have a key matching \(keyBlobHex)")
             throw NoMatchingKeyError()
         }
 

Sources/SecretAgent/AppDelegate.swift

@@ -35,6 +35,13 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         logger.debug("SecretAgent finished launching")
         Task {
             let inputParser = try XPCAgentInputParser()
+            Task {
+                try? await Task.sleep(for: .seconds(1))
+                var len = (5 as UInt32).littleEndian
+                var raw = SSHAgent.Request.requestIdentities.protocolID
+                let data = Data(bytes: &len, count: MemoryLayout<UInt32>.size) + Data(bytes: &raw, count: MemoryLayout<UInt8>.size)
+                print(try? await inputParser.parse(data: data))
+            }
             for await session in socketController.sessions {
                 Task {
                     do {

Sources/SecretAgent/XPCInputParser.swift

@@ -4,13 +4,15 @@ import SecretAgentKit
 public final class XPCAgentInputParser: SSHAgentInputParserProtocol {
 
     private let session: XPCSession
+    private let queue = DispatchQueue(label: "com.maxgoedjen.Secretive.AgentRequestParser", qos: .userInteractive)
 
     public init() throws {
         if #available(macOS 26.0, *) {
-            session = try XPCSession(xpcService: "com.maxgoedjen.Secretive.AgentRequestParser", requirement: .isFromSameTeam())
+            session = try XPCSession(xpcService: "com.maxgoedjen.Secretive.AgentRequestParser", targetQueue: queue, options: .inactive, requirement: .isFromSameTeam())
         } else {
-            session = try XPCSession(xpcService: "com.maxgoedjen.Secretive.AgentRequestParser")
+            session = try XPCSession(xpcService: "com.maxgoedjen.Secretive.AgentRequestParser", targetQueue: queue, options: .inactive)
         }
+        try session.activate()
     }
 
     public func parse(data: Data) async throws -> SSHAgent.Request {