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-rw-r--r--src/credentials/credentials_manager.cpp148
1 files changed, 148 insertions, 0 deletions
diff --git a/src/credentials/credentials_manager.cpp b/src/credentials/credentials_manager.cpp
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+++ b/src/credentials/credentials_manager.cpp
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+/*
+* Credentials Manager
+* (C) 2011,2012 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/credentials_manager.h>
+#include <botan/x509stor.h>
+
+namespace Botan {
+
+std::string Credentials_Manager::psk_identity_hint(const std::string&,
+ const std::string&)
+ {
+ return "";
+ }
+
+std::string Credentials_Manager::psk_identity(const std::string&,
+ const std::string&,
+ const std::string&)
+ {
+ return "";
+ }
+
+SymmetricKey Credentials_Manager::psk(const std::string&,
+ const std::string&,
+ const std::string& identity)
+ {
+ throw Internal_Error("No PSK set for identity " + identity);
+ }
+
+bool Credentials_Manager::attempt_srp(const std::string&,
+ const std::string&)
+ {
+ return false;
+ }
+
+std::string Credentials_Manager::srp_identifier(const std::string&,
+ const std::string&)
+ {
+ return "";
+ }
+
+std::string Credentials_Manager::srp_password(const std::string&,
+ const std::string&,
+ const std::string&)
+ {
+ return "";
+ }
+
+bool Credentials_Manager::srp_verifier(const std::string&,
+ const std::string&,
+ const std::string&,
+ std::string&,
+ BigInt&,
+ MemoryRegion<byte>&,
+ bool)
+ {
+ return false;
+ }
+
+std::vector<X509_Certificate> Credentials_Manager::cert_chain(
+ const std::vector<std::string>&,
+ const std::string&,
+ const std::string&)
+ {
+ return std::vector<X509_Certificate>();
+ }
+
+std::vector<X509_Certificate> Credentials_Manager::cert_chain_single_type(
+ const std::string& cert_key_type,
+ const std::string& type,
+ const std::string& context)
+ {
+ std::vector<std::string> cert_types;
+ cert_types.push_back(cert_key_type);
+ return cert_chain(cert_types, type, context);
+ }
+
+Private_Key* Credentials_Manager::private_key_for(const X509_Certificate&,
+ const std::string&,
+ const std::string&)
+ {
+ return 0;
+ }
+
+std::vector<X509_Certificate>
+Credentials_Manager::trusted_certificate_authorities(
+ const std::string&,
+ const std::string&)
+ {
+ return std::vector<X509_Certificate>();
+ }
+
+void Credentials_Manager::verify_certificate_chain(
+ const std::string& type,
+ const std::string& purported_hostname,
+ const std::vector<X509_Certificate>& cert_chain)
+ {
+ if(cert_chain.empty())
+ throw std::invalid_argument("Certificate chain was empty");
+
+ if(purported_hostname != "" && !cert_chain[0].matches_dns_name(purported_hostname))
+ throw std::runtime_error("Certificate did not match hostname");
+
+#if 1
+ std::vector<X509_Certificate> CAs = trusted_certificate_authorities(type, purported_hostname);
+
+ X509_Store store;
+
+ for(size_t i = 0; i != CAs.size(); ++i)
+ store.add_cert(CAs[i], true);
+ for(size_t i = 0; i != cert_chain.size(); ++i)
+ store.add_cert(cert_chain[i]);
+
+ X509_Code result = store.validate_cert(cert_chain[0], X509_Store::TLS_SERVER);
+
+ if(CAs.empty())
+ {
+ if(result == CERT_ISSUER_NOT_FOUND)
+ return;
+ if(result == CANNOT_ESTABLISH_TRUST)
+ return;
+ }
+
+ if(result != VERIFIED)
+ throw std::runtime_error("Certificate did not validate, code " + to_string(result));
+#else
+
+ // New X.509 API
+ const Certificate_Store& CAs =
+ trusted_certificate_authorities(type, purported_hostname);
+
+ Path_Validation_Result result =
+ x509_path_validate(cert_chain,
+ Path_Validation_Restrictions(),
+ store);
+
+ if(!result.successful_validation())
+ throw std::runtime_error("Certificate validation failure: " + result.as_string());
+
+ if(!CAs.certificate_known(result.trust_root())
+ throw std::runtime_error("Certificate chain roots in unknown/untrusted CA");
+#endif
+ }
+
+}