1 files changed, 18 insertions, 0 deletions

diff --git a/include/opkele/exception.h b/include/opkele/exception.h
index 64f189e..d003ce4 100644
--- a/include/opkele/exception.h
+++ b/include/opkele/exception.h
@@ -163,48 +163,66 @@ namespace opkele {
             string setup_url;
             id_res_setup(OPKELE_E_PARS,const string& su)
                 : id_res_failed(OPKELE_E_CONS), setup_url(su) { }
             ~id_res_setup() throw() { }
     };
     /**
      * thrown in case of signature mismatch
      */
     class id_res_mismatch : public id_res_failed {
         public:
             id_res_mismatch(OPKELE_E_PARS)
                 : id_res_failed(OPKELE_E_CONS) { }
     };
 
     /**
      * thrown if the association has expired before it could've been verified.
      */
     class id_res_expired_on_delivery : public id_res_failed {
         public:
             id_res_expired_on_delivery(OPKELE_E_PARS)
                 : id_res_failed(OPKELE_E_CONS) { }
     };
 
     /**
+     * thown when the user cancelled authentication process.
+     */
+    class id_res_cancel : public id_res_failed {
+        public:
+            id_res_cancel(OPKELE_E_PARS)
+                : id_res_failed(OPKELE_E_CONS) { }
+    };
+
+    /**
+     * thrown in case of nonce reuse or otherwise imperfect nonce.
+     */
+    class id_res_bad_nonce : public id_res_failed {
+        public:
+            id_res_bad_nonce(OPKELE_E_PARS)
+                : id_res_failed(OPKELE_E_CONS) { }
+    };
+
+    /**
      * openssl malfunction occured
      */
     class exception_openssl : public exception {
         public:
             unsigned long _error;
             string _ssl_string;
             exception_openssl(OPKELE_E_PARS);
             ~exception_openssl() throw() { }
     };
 
     /**
      * network operation related error occured
      */
     class exception_network : public exception {
         public:
             exception_network(OPKELE_E_PARS)
                 : exception(OPKELE_E_CONS) { }
     };
 
     /**
      * network operation related error occured, specifically, related to
      * libcurl
      */
     class exception_curl : public exception_network {