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/*************************************************
* Common ASN.1 Objects Header File *
* (C) 1999-2006 The Botan Project *
*************************************************/
#ifndef BOTAN_ASN1_OBJ_H__
#define BOTAN_ASN1_OBJ_H__
#include <botan/asn1_int.h>
#include <botan/asn1_oid.h>
#include <vector>
#include <map>
namespace Botan {
/*************************************************
* Algorithm Identifier *
*************************************************/
class AlgorithmIdentifier : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
AlgorithmIdentifier() {}
AlgorithmIdentifier(const OID&, const MemoryRegion<byte>&);
AlgorithmIdentifier(const std::string&, const MemoryRegion<byte>&);
OID oid;
SecureVector<byte> parameters;
};
/*************************************************
* Extension *
*************************************************/
class Extension : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
bool critical;
OID oid;
SecureVector<byte> value;
Extension() { critical = false; }
Extension(const OID&, const MemoryRegion<byte>&);
Extension(const std::string&, const MemoryRegion<byte>&);
};
/*************************************************
* Attribute *
*************************************************/
class Attribute : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
OID oid;
SecureVector<byte> parameters;
Attribute() {}
Attribute(const OID&, const MemoryRegion<byte>&);
Attribute(const std::string&, const MemoryRegion<byte>&);
};
/*************************************************
* X.509 Time *
*************************************************/
class X509_Time : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
std::string as_string() const;
std::string readable_string() const;
bool time_is_set() const;
s32bit cmp(const X509_Time&) const;
X509_Time(u64bit);
X509_Time(const std::string& = "");
X509_Time(const std::string&, ASN1_Tag);
private:
bool passes_sanity_check() const;
u32bit year, month, day, hour, minute, second;
ASN1_Tag tag;
};
/*************************************************
* Simple String *
*************************************************/
class ASN1_String : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
std::string value() const;
std::string iso_8859() const;
ASN1_Tag tagging() const;
ASN1_String(const std::string& = "");
ASN1_String(const std::string&, ASN1_Tag);
private:
std::string iso_8859_str;
ASN1_Tag tag;
};
/*************************************************
* Distinguished Name *
*************************************************/
class X509_DN : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
std::multimap<OID, std::string> get_attributes() const;
std::vector<std::string> get_attribute(const std::string&) const;
std::multimap<std::string, std::string> contents() const;
void add_attribute(const std::string&, const std::string&);
void add_attribute(const OID&, const std::string&);
static std::string deref_info_field(const std::string&);
void do_decode(const MemoryRegion<byte>&);
SecureVector<byte> get_bits() const;
X509_DN();
X509_DN(const std::multimap<OID, std::string>&);
X509_DN(const std::multimap<std::string, std::string>&);
private:
std::multimap<OID, ASN1_String> dn_info;
SecureVector<byte> dn_bits;
};
/*************************************************
* Alternative Name *
*************************************************/
class AlternativeName : public ASN1_Object
{
public:
void encode_into(class DER_Encoder&) const;
void decode_from(class BER_Decoder&);
std::multimap<std::string, std::string> contents() const;
void add_attribute(const std::string&, const std::string&);
std::multimap<std::string, std::string> get_attributes() const;
void add_othername(const OID&, const std::string&, ASN1_Tag);
std::multimap<OID, ASN1_String> get_othernames() const;
bool has_items() const;
AlternativeName(const std::string& = "", const std::string& = "",
const std::string& = "");
private:
std::multimap<std::string, std::string> alt_info;
std::multimap<OID, ASN1_String> othernames;
};
/*************************************************
* Comparison Operations *
*************************************************/
bool operator==(const AlgorithmIdentifier&, const AlgorithmIdentifier&);
bool operator!=(const AlgorithmIdentifier&, const AlgorithmIdentifier&);
bool operator==(const X509_Time&, const X509_Time&);
bool operator!=(const X509_Time&, const X509_Time&);
bool operator<=(const X509_Time&, const X509_Time&);
bool operator>=(const X509_Time&, const X509_Time&);
bool operator==(const X509_DN&, const X509_DN&);
bool operator!=(const X509_DN&, const X509_DN&);
bool operator<(const X509_DN&, const X509_DN&);
/*************************************************
* Helper Functions *
*************************************************/
s32bit validity_check(const X509_Time&, const X509_Time&, u64bit);
bool is_string_type(ASN1_Tag);
}
#endif
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