From 4c82851dd5d5644a89d4f269079bf901f763ee33 Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Tue, 19 Jul 2005 13:08:32 +0000
Subject: initial commit of libopkele - OpenID support library

---
(limited to 'include/opkele/exception.h')

diff --git a/include/opkele/exception.h b/include/opkele/exception.h
new file mode 100644
index 0000000..2ac0661
--- a/dev/null
+++ b/include/opkele/exception.h
@@ -0,0 +1,206 @@
+#ifndef __OPKELE_EXCEPTION_H
+#define __OPKELE_EXCEPTION_H
+
+/**
+ * @file
+ * @brief opkele exceptions
+ */
+
+#include <curl/curl.h>
+
+#include <opkele/opkele-config.h>
+#ifdef OPKELE_HAVE_KONFORKA
+# include <konforka/exception.h>
+/**
+ * the exception parameters declaration
+ */
+# define OPKELE_E_PARS const string& fi,const string&fu,int l,const string& w
+/**
+ * the exception parameters list to pass to constructor
+ */
+# define OPKELE_E_CONS_ fi,fu,l,
+/**
+ * the exception codepoint specification
+ */
+# define OPKELE_CP_ CODEPOINT,
+/**
+ * the simple rethrow of konforka-based exception
+ */
+# define OPKELE_RETHROW catch(konforka::exception& e) { e.see(CODEPOINT); throw }
+#else /* OPKELE_HAVE_KONFORKA */
+# include <stdexcept>
+/**
+ * the exception parameter declaration
+ */
+# define OPKELE_E_PARS const string& w
+/**
+ * the dummy prefix for exception parameters list to prepend in the absence of
+ * konforka library
+ */
+# define OPKELE_E_CONS_ 
+/**
+ * the dummy placeholder for konforka exception codepoint specification
+ */
+# define OPKELE_CP_
+/**
+ * the dummy define for the konforka-based rethrow of exception
+ */
+# define OPKELE_RETHROW
+#endif /* OPKELE_HAVE_KONFORKA */
+/**
+ * the exception parameters list to pass to constructor
+ */
+# define OPKELE_E_CONS OPKELE_E_CONS_ w
+
+/*
+ * @brief the main opkele namespace
+ */
+namespace opkele {
+    using std::string;
+
+    /**
+     * the base opkele exception class
+     */
+    class exception : public
+#   ifdef OPKELE_HAVE_KONFORKA
+		      konforka::exception
+#   else
+                      std::exception
+#   endif
+    {
+	public:
+#           ifdef OPKELE_HAVE_KONFORKA
+	    explicit
+		exception(const string& fi,const string& fu,int l,const string& w)
+		    : konforka::exception(fi,fu,l,w) { }
+#           else /* OPKELE_HAVE_KONFORKA */
+	    explicit
+		exception(const string& w)
+		    : std::exception(w) { } 
+#           endif /* OPKELE_HAVE_KONFORKA */
+    };
+
+    /**
+     * thrown in case of failed conversion
+     */
+    class failed_conversion : public exception {
+	public:
+	    failed_conversion(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+    /**
+     * thrown in case of failed lookup (either parameter or persistent store)
+     */
+    class failed_lookup : public exception {
+	public:
+	    failed_lookup(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+    /**
+     * thrown in case of bad input (either local or network)
+     */
+    class bad_input : public exception {
+	public:
+	    bad_input(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+
+    /**
+     * thrown on failed assertion
+     */
+    class failed_assertion : public exception {
+	public:
+	    failed_assertion(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+
+    /**
+     * thrown if the handle being retrieved is invalid
+     */
+    class invalid_handle : public exception {
+	public:
+	    invalid_handle(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+    /**
+     * thrown if the handle passed to check_authentication request is not
+     * stateless
+     */
+    class stateful_handle : public exception {
+	public:
+	    stateful_handle(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+
+    /**
+     * thrown if check_authentication request fails
+     */
+    class failed_check_authentication : public exception {
+	public:
+	    failed_check_authentication(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+
+    /**
+     * thrown if the id_res request result is negative
+     */
+    class id_res_failed : public exception {
+	public:
+	    id_res_failed(OPKELE_E_PARS)
+		: exception(OPKELE_E_CONS) { }
+    };
+    /**
+     * thrown if the user_setup_url is provided with negative response
+     */
+    class id_res_setup : public id_res_failed {
+	public:
+	    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) { }
+    };
+
+    /**
+     * 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 {
+	public:
+	    CURLcode _error;
+	    string _curl_string;
+	    exception_curl(OPKELE_E_PARS);
+	    exception_curl(OPKELE_E_PARS,CURLcode e);
+	    ~exception_curl() throw() { }
+    };
+
+}
+
+#endif /* __OPKELE_EXCEPTION_H */
--
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