1 files changed, 85 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/sys/ssl/check.cpp b/qpid/cpp/src/qpid/sys/ssl/check.cpp
new file mode 100644
index 0000000000..72a2e265bd
--- /dev/null
+++ b/qpid/cpp/src/qpid/sys/ssl/check.cpp
@@ -0,0 +1,85 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+#include "qpid/sys/ssl/check.h"
+#include <secerr.h>
+#include <sslerr.h>
+#include <boost/format.hpp>
+
+using boost::format;
+using boost::str;
+
+namespace qpid {
+namespace sys {
+namespace ssl {
+
+ErrorString::ErrorString() : code(PR_GetError()), buffer(new char[PR_GetErrorTextLength()]), used(PR_GetErrorText(buffer)) {}    
+
+ErrorString::~ErrorString() 
+{ 
+    delete[] buffer; 
+}
+
+std::string ErrorString::getString() const
+{
+    std::string msg = std::string(buffer, used);
+    if (!used) {
+        //seems most of the NSPR/NSS errors don't have text set for
+        //them, add a few specific ones in here. (TODO: more complete
+        //list?):
+        return getErrorString(code);
+    } else {
+        return str(format("%1% [%2%]") % msg % code);
+    }
+}
+
+std::string getErrorString(int code)
+{
+    std::string msg;
+    switch (code) {
+      case SSL_ERROR_EXPORT_ONLY_SERVER: msg =  "Unable to communicate securely. Peer does not support high-grade encryption."; break;
+      case SSL_ERROR_US_ONLY_SERVER: msg = "Unable to communicate securely. Peer requires high-grade encryption which is not supported."; break;
+      case SSL_ERROR_NO_CYPHER_OVERLAP: msg = "Cannot communicate securely with peer: no common encryption algorithm(s)."; break;
+      case SSL_ERROR_NO_CERTIFICATE: msg = "Unable to find the certificate or key necessary for authentication."; break;
+      case SSL_ERROR_BAD_CERTIFICATE: msg = "Unable to communicate securely with peer: peers's certificate was rejected."; break;
+      case SSL_ERROR_UNSUPPORTED_CERTIFICATE_TYPE: msg = "Unsupported certificate type."; break;
+      case SSL_ERROR_WRONG_CERTIFICATE: msg = "Client authentication failed: private key in key database does not correspond to public key in certificate database."; break;
+      case SSL_ERROR_BAD_CERT_DOMAIN: msg = "Unable to communicate securely with peer: requested domain name does not match the server's certificate."; break;
+      case SSL_ERROR_BAD_CERT_ALERT: msg = "SSL peer cannot verify your certificate."; break;
+      case SSL_ERROR_REVOKED_CERT_ALERT: msg = "SSL peer rejected your certificate as revoked."; break;
+      case SSL_ERROR_EXPIRED_CERT_ALERT: msg = "SSL peer rejected your certificate as expired."; break;
+
+      case PR_DIRECTORY_LOOKUP_ERROR: msg = "A directory lookup on a network address has failed"; break;
+      case PR_CONNECT_RESET_ERROR: msg = "TCP connection reset by peer"; break;
+      case PR_END_OF_FILE_ERROR: msg = "Encountered end of file"; break;
+      case SEC_ERROR_EXPIRED_CERTIFICATE: msg = "Peer's certificate has expired"; break;
+      default: msg = (code < -6000) ? "NSS error" : "NSPR error"; break;
+    }
+    return str(format("%1% [%2%]") % msg % code);
+}
+
+std::ostream& operator<<(std::ostream& out, const ErrorString& err)
+{
+    out << err.getString();
+    return out;
+}
+
+
+}}} // namespace qpid::sys::ssl