From 3a856bcfaac6490426f03f0ac149ef5445c5c36f Mon Sep 17 00:00:00 2001
From: Szczepan Zalega <szczepan@nitrokey.com>
Date: Sat, 22 Oct 2016 18:59:30 +0200
Subject: General password based command

Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>
---
 include/command.h | 55 ++++++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 42 insertions(+), 13 deletions(-)

(limited to 'include')

diff --git a/include/command.h b/include/command.h
index 715902d..7f723e5 100644
--- a/include/command.h
+++ b/include/command.h
@@ -5,19 +5,48 @@
 #include "cxx_semantics.h"
 
 namespace nitrokey {
-namespace proto {
-
-template <CommandID cmd_id>
-class Command : semantics::non_constructible {
- public:
-  constexpr static CommandID command_id() { return cmd_id; }
-
-  template <typename T>
-  static std::string dissect(const T &) {
-    return std::string("Payload dissection is unavailable");
-  }
-};
-}
+    namespace proto {
+
+        template<CommandID cmd_id>
+        class Command : semantics::non_constructible {
+        public:
+            constexpr static CommandID command_id() { return cmd_id; }
+
+            template<typename T>
+            static std::string dissect(const T &) {
+              return std::string("Payload dissection is unavailable");
+            }
+        };
+
+#define print_to_ss(x) ( ss << " #x:\t" << (x) << std::endl );
+
+        template<CommandID cmd_id>
+        class PasswordCommand : public Command<cmd_id> {
+        public:
+            struct CommandPayload {
+                uint8_t kind;
+                uint8_t password[20];
+
+                std::string dissect() const {
+                  std::stringstream ss;
+                  print_to_ss( kind );
+                  print_to_ss(password);
+                  return ss.str();
+                }
+                void set_kind_admin() {
+                  kind = (uint8_t) 'A';
+                }
+                void set_kind_user() {
+                  kind = (uint8_t) 'P';
+                }
+
+            } __packed;
+
+            typedef Transaction<Command<cmd_id>::command_id(), struct CommandPayload, struct EmptyPayload>
+                CommandTransaction;
+
+        };
+    }
 }
 
 #endif
-- 
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