trunk/Include/wptKeyserver.h

/* wptKeyserver.h - Keyserver headerfile
 *      Copyright (C) 2000-2006 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License 
 * as published by the Free Software Foundation; either version 2 
 * of the License, or (at your option) any later version.
 *  
 * WinPT is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License 
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 */

#ifndef WPT_KEYSERVER_H
#define WPT_KEYSERVER_H

#define HKP_PORT     11371 /* Horowitz Keyserver Protocol */
#define FINGER_PORT     79 /* Finger Protocol */

/* Default keyserver URL. */
#define DEF_HKP_KEYSERVER "http://subkeys.pgp.net"

/* Valid proxy protocols. */
enum proxy_proto_t {
    PROXY_PROTO_HTTP = 0,
    PROXY_PROTO_SOCKS4,
    PROXY_PROTO_SOCKS5
};

/* Valid proxy authentications. */
enum proxy_auth_t {
    PROXY_AUTH_NONE = 0,
    PROXY_AUTH_PLAIN = 2
};

/* Valid key server protocols. */
enum ksproto_t {
    KSPROTO_HTTP   = 0,
    KSPROTO_LDAP   = 1,
    KSPROTO_FINGER = 2
};
#define KSPROTO_HKP 0 /* alias for http */

struct keyserver_ctx {
    const char    *name;
    unsigned short port;
    const char    *pattern;
};

struct keyserver {
    char *name;     /* name of the keyserver. */
    int   port;     /* used tcp port. */
    int   used;     /* 1=entry will be used. */
    int   proto;    /* protocol (0..2). */
};

/* Proxy configuration context. */
struct keyserver_proxy_s {
    int   proto;        /* protocol. */
    int   port;         /* server port. */
    char *host;         /* server host. */
    int   auth_mode;    /* authentication mode. */
    char *user;         /* user. */
    char *base64_user;  /* base64 encoded user. */
    char *pass;         /* password. */
};
typedef struct keyserver_proxy_s *keyserver_proxy_t;

#define MAX_KEYSERVERS 32
extern keyserver server[MAX_KEYSERVERS]; /* runtime initialized */
extern char *default_keyserver;
extern WORD default_keyserver_port;
extern keyserver_proxy_s proxy;

struct keyserver_key {
    int     bits;           /* length of the key. */
    char    keyid[8+1];     /* keyid of the key. */
    char    date[10+1];     /* date of creation. */
    char    uid[384];       /* primary user-id. */
};


/*-- wptSOCKS.cpp --*/
int socks_handshake (keyserver_proxy_t ctx, int conn_fd,
                     const char *hostname, WORD port);

/*-- Winsock2 support --*/
int wsock_init (void);
void wsock_end (void);
const char* wsock_strerror (void);

/*-- Keyserver config --*/
int kserver_load_conf (const char *conf);
int kserver_save_conf (const char *conf);
const char* kserver_check_keyid (const char *keyid);
void kserver_proxy_release (keyserver_proxy_t ctx);
const char* kserver_get_hostname (int idx, int type, unsigned short *port);
void keyserver_set_default (const char *hostname, unsigned short port);
void kserver_set_socket_timeout (int nsec);

/*-- General --*/
int check_IP_or_hostname (const char *name);
const char* kserver_strerror (void);
int kserver_check_inet_connection (void);
int kserver_connect (const char *hostname, WORD port, int *conn_fd);
int kserver_sendkey (const char *hostname, WORD port, 
                     const char *pubkey, int len);
int kserver_recvkey (const char *hostname, WORD port, 
                     const char *keyid, char *key, int maxkeylen);

int kserver_search_init(const char *hostname, WORD port, 
                        const char *keyid, int *conn_fd);
int kserver_search_chkresp (int conn_fd);
int kserver_search (int conn_fd, keyserver_key *key);

/*-- Finger/LDAP Protocol --*/
int  ldap_recvkey (const char *hostname, const char *keyid, char *key, 
                   int maxkeylen);
int finger_recvkey (const char * host, const char * user, char * key, 
                    int maxkeylen);

/*-- Dialog support --*/
int hkp_send_key (HWND dlg, const char *kserver, unsigned short port, 
                  const char *pattern);
int hkp_recv_key (HWND dlg, const char *kserver, unsigned short port, 
                  const char *pattern, int proto, int flags);

#endif /* WPT_KEYSERVER_H */
1	werner	37	/* wptKeyserver.h - Keyserver headerfile
2	twoaday	146	* Copyright (C) 2000-2006 Timo Schulz
3	werner	37	*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU General Public License
8			* as published by the Free Software Foundation; either version 2
9			* of the License, or (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14			* General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19			*/
20
21			#ifndef WPT_KEYSERVER_H
22			#define WPT_KEYSERVER_H
23
24			#define HKP_PORT 11371 /* Horowitz Keyserver Protocol */
25			#define FINGER_PORT 79 /* Finger Protocol */
26
27			/* Default keyserver URL. */
28			#define DEF_HKP_KEYSERVER "http://subkeys.pgp.net"
29
30	twoaday	180	/* Valid proxy protocols. */
31			enum proxy_proto_t {
32			PROXY_PROTO_HTTP = 0,
33			PROXY_PROTO_SOCKS4,
34			PROXY_PROTO_SOCKS5
35	werner	37	};
36
37	twoaday	180	/* Valid proxy authentications. */
38			enum proxy_auth_t {
39			PROXY_AUTH_NONE = 0,
40			PROXY_AUTH_PLAIN = 2
41			};
42
43	werner	37	/* Valid key server protocols. */
44			enum ksproto_t {
45			KSPROTO_HTTP = 0,
46			KSPROTO_LDAP = 1,
47			KSPROTO_FINGER = 2
48			};
49			#define KSPROTO_HKP 0 /* alias for http */
50
51			struct keyserver_ctx {
52			const char *name;
53			unsigned short port;
54			const char *pattern;
55			};
56
57			struct keyserver {
58			char name; / name of the keyserver. */
59			int port; /* used tcp port. */
60			int used; /* 1=entry will be used. */
61			int proto; /* protocol (0..2). */
62			};
63
64	twoaday	180	/* Proxy configuration context. */
65			struct keyserver_proxy_s {
66			int proto; /* protocol. */
67			int port; /* server port. */
68			char host; / server host. */
69			int auth_mode; /* authentication mode. */
70			char user; / user. */
71			char base64_user; / base64 encoded user. */
72			char pass; / password. */
73	werner	37	};
74	twoaday	180	typedef struct keyserver_proxy_s *keyserver_proxy_t;
75	werner	37
76			#define MAX_KEYSERVERS 32
77			extern keyserver server[MAX_KEYSERVERS]; /* runtime initialized */
78	twoaday	115	extern char *default_keyserver;
79	twoaday	146	extern WORD default_keyserver_port;
80	twoaday	180	extern keyserver_proxy_s proxy;
81	werner	37
82			struct keyserver_key {
83			int bits; /* length of the key. */
84			char keyid[8+1]; /* keyid of the key. */
85			char date[10+1]; /* date of creation. */
86			char uid[384]; /* primary user-id. */
87			};
88
89
90	twoaday	180	/-- wptSOCKS.cpp --/
91			int socks_handshake (keyserver_proxy_t ctx, int conn_fd,
92			const char *hostname, WORD port);
93
94	werner	37	/-- Winsock2 support --/
95			int wsock_init (void);
96			void wsock_end (void);
97			const char* wsock_strerror (void);
98
99			/-- Keyserver config --/
100			int kserver_load_conf (const char *conf);
101	twoaday	151	int kserver_save_conf (const char *conf);
102	werner	37	const char* kserver_check_keyid (const char *keyid);
103	twoaday	180	void kserver_proxy_release (keyserver_proxy_t ctx);
104	twoaday	146	const char* kserver_get_hostname (int idx, int type, unsigned short *port);
105	werner	37	void keyserver_set_default (const char *hostname, unsigned short port);
106	twoaday	182	void kserver_set_socket_timeout (int nsec);
107	werner	37
108			/-- General --/
109			int check_IP_or_hostname (const char *name);
110	twoaday	146	const char* kserver_strerror (void);
111	werner	37	int kserver_check_inet_connection (void);
112	twoaday	146	int kserver_connect (const char hostname, WORD port, int conn_fd);
113			int kserver_sendkey (const char *hostname, WORD port,
114	twoaday	115	const char *pubkey, int len);
115	twoaday	146	int kserver_recvkey (const char *hostname, WORD port,
116	werner	37	const char keyid, char key, int maxkeylen);
117
118	twoaday	146	int kserver_search_init(const char *hostname, WORD port,
119	twoaday	115	const char keyid, int conn_fd);
120	werner	37	int kserver_search_chkresp (int conn_fd);
121			int kserver_search (int conn_fd, keyserver_key *key);
122
123			/-- Finger/LDAP Protocol --/
124			int ldap_recvkey (const char hostname, const char keyid, char *key,
125			int maxkeylen);
126			int finger_recvkey (const char * host, const char * user, char * key,
127			int maxkeylen);
128
129			/-- Dialog support --/
130	twoaday	115	int hkp_send_key (HWND dlg, const char *kserver, unsigned short port,
131			const char *pattern);
132			int hkp_recv_key (HWND dlg, const char *kserver, unsigned short port,
133			const char *pattern, int proto, int flags);
134	werner	37
135	twoaday	115	#endif /* WPT_KEYSERVER_H */