1 files changed, 107 insertions, 0 deletions
diff --git a/src/lib/cert/x509/x509opt.cpp b/src/lib/cert/x509/x509opt.cpp
new file mode 100644
index 000000000..8a27fdbde
--- /dev/null
+++ b/src/lib/cert/x509/x509opt.cpp
@@ -0,0 +1,107 @@
+/*
+* X.509 Certificate Options
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/x509self.h>
+#include <botan/oids.h>
+#include <botan/parsing.h>
+#include <chrono>
+
+namespace Botan {
+
+/*
+* Set when the certificate should become valid
+*/
+void X509_Cert_Options::not_before(const std::string& time_string)
+   {
+   start = X509_Time(time_string);
+   }
+
+/*
+* Set when the certificate should expire
+*/
+void X509_Cert_Options::not_after(const std::string& time_string)
+   {
+   end = X509_Time(time_string);
+   }
+
+/*
+* Set key constraint information
+*/
+void X509_Cert_Options::add_constraints(Key_Constraints usage)
+   {
+   constraints = usage;
+   }
+
+/*
+* Set key constraint information
+*/
+void X509_Cert_Options::add_ex_constraint(const OID& oid)
+   {
+   ex_constraints.push_back(oid);
+   }
+
+/*
+* Set key constraint information
+*/
+void X509_Cert_Options::add_ex_constraint(const std::string& oid_str)
+   {
+   ex_constraints.push_back(OIDS::lookup(oid_str));
+   }
+
+/*
+* Mark this certificate for CA usage
+*/
+void X509_Cert_Options::CA_key(size_t limit)
+   {
+   is_CA = true;
+   path_limit = limit;
+   }
+
+/*
+* Do basic sanity checks
+*/
+void X509_Cert_Options::sanity_check() const
+   {
+   if(common_name == "" || country == "")
+      throw Encoding_Error("X.509 certificate: name and country MUST be set");
+   if(country.size() != 2)
+      throw Encoding_Error("Invalid ISO country code: " + country);
+   if(start >= end)
+      throw Encoding_Error("X509_Cert_Options: invalid time constraints");
+   }
+
+/*
+* Initialize the certificate options
+*/
+X509_Cert_Options::X509_Cert_Options(const std::string& initial_opts,
+                                     u32bit expiration_time)
+   {
+   is_CA = false;
+   path_limit = 0;
+   constraints = NO_CONSTRAINTS;
+
+   auto now = std::chrono::system_clock::now();
+
+   start = X509_Time(now);
+   end = X509_Time(now + std::chrono::seconds(expiration_time));
+
+   if(initial_opts == "")
+      return;
+
+   std::vector<std::string> parsed = split_on(initial_opts, '/');
+
+   if(parsed.size() > 4)
+      throw Invalid_Argument("X.509 cert options: Too many names: "
+                             + initial_opts);
+
+   if(parsed.size() >= 1) common_name  = parsed[0];
+   if(parsed.size() >= 2) country      = parsed[1];
+   if(parsed.size() >= 3) organization = parsed[2];
+   if(parsed.size() == 4) org_unit     = parsed[3];
+   }
+
+}