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/*************************************************
* OID Registry Source File *
* (C) 1999-2008 The Botan Project *
*************************************************/
#include <botan/oids.h>
#include <botan/config.h>
namespace Botan {
namespace OIDS {
/*************************************************
* Register an OID to string mapping *
*************************************************/
void add_oid(const OID& oid, const std::string& name)
{
const std::string oid_str = oid.as_string();
if(!global_config().is_set("oid2str", oid_str))
global_config().set("oid2str", oid_str, name);
if(!global_config().is_set("str2oid", name))
global_config().set("str2oid", name, oid_str);
}
/*************************************************
* Do an OID to string lookup *
*************************************************/
std::string lookup(const OID& oid)
{
std::string name = global_config().get("oid2str", oid.as_string());
if(name == "")
return oid.as_string();
return name;
}
/*************************************************
* Do a string to OID lookup *
*************************************************/
OID lookup(const std::string& name)
{
std::string value = global_config().get("str2oid", name);
if(value != "")
return OID(value);
try
{
return OID(name);
}
catch(Exception)
{
throw Lookup_Error("No object identifier found for " + name);
}
}
/*************************************************
* Check to see if an OID exists in the table *
*************************************************/
bool have_oid(const std::string& name)
{
return global_config().is_set("str2oid", name);
}
/*************************************************
* Check to see if an OID exists in the table *
*************************************************/
bool name_of(const OID& oid, const std::string& name)
{
return (oid == lookup(name));
}
}
}
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