/*
* Compare two X509_DNs for equality
*/
bool operator==(const X509_DN& dn1, const X509_DN& dn2)
{
typedef std::multimap<OID, std::string>::const_iterator rdn_iter;
std::multimap<OID, std::string> attr1 = dn1.get_attributes();
std::multimap<OID, std::string> attr2 = dn2.get_attributes();
if(attr1.size() != attr2.size()) return false;
rdn_iter p1 = attr1.begin();
rdn_iter p2 = attr2.begin();
while(true)
{
if(p1 == attr1.end() && p2 == attr2.end())
break;
if(p1 == attr1.end()) return false;
if(p2 == attr2.end()) return false;
if(p1->first != p2->first) return false;
if(!x500_name_cmp(p1->second, p2->second))
return false;
++p1;
++p2;
}
return true;
}
/*
* Induce an arbitrary ordering on DNs
*/
bool operator<(const X509_DN& dn1, const X509_DN& dn2)
{
auto attr1 = dn1.get_attributes();
auto attr2 = dn2.get_attributes();
if(attr1.size() < attr2.size()) return true;
if(attr1.size() > attr2.size()) return false;
for(auto p1 = attr1.begin(); p1 != attr1.end(); ++p1)
{
auto p2 = attr2.find(p1->first);
if(p2 == attr2.end()) return false;
if(p1->second > p2->second) return false;
if(p1->second < p2->second) return true;
}
return false;
}
/*
* Compare two X509_DNs
*/
bool operator<(const X509_DN& dn1, const X509_DN& dn2)
{
typedef std::multimap<OID, std::string>::const_iterator rdn_iter;
std::multimap<OID, std::string> attr1 = dn1.get_attributes();
std::multimap<OID, std::string> attr2 = dn2.get_attributes();
if(attr1.size() < attr2.size()) return true;
if(attr1.size() > attr2.size()) return false;
for(rdn_iter p1 = attr1.begin(); p1 != attr1.end(); ++p1)
{
std::multimap<OID, std::string>::const_iterator p2;
p2 = attr2.find(p1->first);
if(p2 == attr2.end()) return false;
if(p1->second > p2->second) return false;
if(p1->second < p2->second) return true;
}
return false;
}
/*
* Compare two X509_DNs for equality
*/
bool operator==(const X509_DN& dn1, const X509_DN& dn2)
{
auto attr1 = dn1.get_attributes();
auto attr2 = dn2.get_attributes();
if(attr1.size() != attr2.size()) return false;
auto p1 = attr1.begin();
auto p2 = attr2.begin();
while(true)
{
if(p1 == attr1.end() && p2 == attr2.end())
break;
if(p1 == attr1.end()) return false;
if(p2 == attr2.end()) return false;
if(p1->first != p2->first) return false;
if(!x500_name_cmp(p1->second, p2->second))
return false;
++p1;
++p2;
}
return true;
}