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#ifndef __OPKELE_TYPES_H
#define __OPKELE_TYPES_H
/**
* @file
* @brief various types declarations
*/
#include <cstring>
#include <ostream>
#include <vector>
#include <string>
#include <map>
#include <set>
#include <list>
#include <opkele/iterator.h>
#include <opkele/tr1-mem.h>
namespace opkele {
using std::vector;
using std::string;
using std::map;
using std::ostream;
using std::multimap;
using std::set;
using std::list;
using std::iterator;
using std::forward_iterator_tag;
/**
* the OpenID operation mode
*/
typedef enum _mode_t {
mode_unknown = 0,
mode_associate,
mode_checkid_immediate,
mode_checkid_setup,
mode_check_association
} mode_t;
/**
* the association secret container
*/
class secret_t : public vector<unsigned char> {
public:
/**
* xor the secret and hmac together and encode, using base64
* @param key_d pointer to the message digest
* @param rv reference to the return value
*/
void enxor_to_base64(const unsigned char *key_d,string& rv) const;
/**
* decode base64-encoded secret and xor it with the message digest
* @param key_d pointer to the message digest
* @param b64 base64-encoded secret value
*/
void enxor_from_base64(const unsigned char *key_d,const string& b64);
/**
* plainly encode to base64 representation
* @param rv reference to the return value
*/
void to_base64(string& rv) const;
/**
* decode cleartext secret from base64
* @param b64 base64-encoded representation of the secret value
*/
void from_base64(const string& b64);
};
/**
* Interface to the association.
*/
class association_t {
public:
virtual ~association_t() { }
/**
* retrieve the server with which association was established.
* @return server name
*/
virtual string server() const = 0;
/**
* retrieve the association handle.
* @return handle
*/
virtual string handle() const = 0;
/**
* retrieve the association type.
* @return association type
*/
virtual string assoc_type() const = 0;
/**
* retrieve the association secret.
* @return association secret
*/
virtual secret_t secret() const = 0;
/**
* retrieve the number of seconds the association expires in.
* @return seconds till expiration
*/
virtual int expires_in() const = 0;
/**
* check whether the association is stateless.
* @return true if stateless
*/
virtual bool stateless() const = 0;
/**
* check whether the association is expired.
* @return true if expired
*/
virtual bool is_expired() const = 0;
};
/**
* the shared_ptr<> for association_t object type
*/
typedef tr1mem::shared_ptr<association_t> assoc_t;
class basic_fields {
public:
typedef util::forward_iterator_proxy<
string,const string&,const string*
> fields_iterator;
basic_fields() { }
virtual ~basic_fields() { }
basic_fields(const basic_fields& x);
void copy_to(basic_fields& x) const;
void append_to(basic_fields& x) const;
virtual bool has_field(const string& n) const = 0;
virtual const string& get_field(const string& n) const = 0;
virtual fields_iterator fields_begin() const = 0;
virtual fields_iterator fields_end() const = 0;
virtual string append_query(const string& url,const char *pfx=0) const;
virtual string query_string(const char *pfx=0) const;
virtual void reset_fields();
virtual void set_field(const string& n,const string& v);
virtual void reset_field(const string& n);
};
class basic_openid_message : public basic_fields {
public:
basic_openid_message() { }
basic_openid_message(const basic_openid_message& x);
virtual bool has_ns(const string& uri) const;
virtual string get_ns(const string& uri) const;
virtual string append_query(const string& url,const char *pfx="openid.") const {
return basic_fields::append_query(url,pfx); }
virtual string query_string(const char *pfx="openid.") const {
return basic_fields::query_string(pfx); }
virtual void from_keyvalues(const string& kv);
virtual void to_keyvalues(ostream& o) const;
virtual void to_htmlhiddens(ostream& o,const char* pfx=0) const;
void add_to_signed(const string& fields);
string find_ns(const string& uri,const char *pfx) const;
string allocate_ns(const string& uri,const char *pfx);
};
class openid_message_t : public basic_openid_message, public map<string,string> {
public:
openid_message_t() { }
openid_message_t(const basic_openid_message& x)
: basic_openid_message(x) { }
bool has_field(const string& n) const;
const string& get_field(const string& n) const;
virtual fields_iterator fields_begin() const;
virtual fields_iterator fields_end() const;
void reset_fields();
void set_field(const string& n,const string& v);
void reset_field(const string& n);
};
/**
* request/response parameters map
*/
class params_t : public openid_message_t {
public:
/**
* check whether the parameter is present.
* @param n the parameter name
* @return true if yes
*/
bool has_param(const string& n) const {
return has_field(n); }
/**
* retrieve the parameter (const version)
* @param n the parameter name
* @return the parameter value
* @throw failed_lookup if there is no such parameter
*/
const string& get_param(const string& n) const {
return get_field(n); }
/**
* parse the OpenID key/value data.
* @param kv the OpenID key/value data
*/
void parse_keyvalues(const string& kv) {
from_keyvalues(kv); }
string append_query(const string& url,const char *prefix="openid.") const;
};
struct openid_endpoint_t {
string uri;
string claimed_id;
string local_id;
openid_endpoint_t() { }
openid_endpoint_t(const string& u,const string& cid,const string& lid)
: uri(u), claimed_id(cid), local_id(lid) { }
bool operator==(const openid_endpoint_t& x) const {
return uri==x.uri && local_id==x.local_id; }
bool operator<(const openid_endpoint_t& x) const {
int c;
return (c=strcmp(uri.c_str(),x.uri.c_str()))
? (c<0) : (strcmp(local_id.c_str(),x.local_id.c_str())<0); }
};
typedef util::output_iterator_proxy<openid_endpoint_t>
openid_endpoint_output_iterator;
}
#endif /* __OPKELE_TYPES_H */
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