Mix/Src/pgp.h

/* Mixmaster version 3  --  (C) 1999 Anonymizer Inc.

   Mixmaster may be redistributed and modified under certain conditions.
   This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
   ANY KIND, either express or implied. See the file COPYRIGHT for
   details.

   OpenPGP messages
   $Id: pgp.h,v 1.5 2002/08/16 19:03:37 rabbi Exp $ */


#ifdef USE_PGP
#ifndef _PGP_H
#include "mix3.h"
#ifdef USE_OPENSSL
#include <openssl/opensslv.h>
#endif

/* try to make the messages look similar to PGP 2.6.3i output
   (compression is not always the same though). */
#define MIMIC

/* packet types */
#define PGP_SESKEY 1
#define PGP_SIG 2
#define PGP_SYMSESKEY 3
#define PGP_OSIG 4
#define PGP_SECKEY 5
#define PGP_PUBKEY 6
#define PGP_SECSUBKEY 7
#define PGP_COMPRESSED 8
#define PGP_ENCRYPTED 9
#define PGP_MARKER 10
#define PGP_LITERAL 11
#define PGP_TRUST 12
#define PGP_USERID 13
#define PGP_PUBSUBKEY 14
#define PGP_ENCRYPTEDMDC 18
#define PGP_MDC 19

/* symmetric algorithms */
#define PGP_K_IDEA 1
#define PGP_K_3DES 2
#define PGP_K_CAST5 3
#define PGP_K_BF 4
#define PGP_K_AES128 7
#define PGP_K_AES192 8
#define PGP_K_AES256 9

/* hash algorithms */
#define PGP_H_MD5 1
#define PGP_H_SHA1 2
#define PGP_H_RIPEMD 3

/* signature types */
#define PGP_SIG_BINARY 0
#define PGP_SIG_CANONIC 1
#define PGP_SIG_CERT 0x10
#define PGP_SIG_BINDSUBKEY 0x18

/* signature subpacket types */
#define PGP_SUB_CREATIME 2
#define PGP_SUB_PSYMMETRIC 11
#define PGP_SUB_ISSUER 16
#define PGP_SUB_FEATURES 30

#define ARMORED 1

/* publick key algorithm operation modes */

#define PK_ENCRYPT 1
#define PK_DECRYPT 2
#define PK_SIGN 3
#define PK_VERIFY 4

#define MD5PREFIX "\x30\x20\x30\x0C\x06\x08\x2A\x86\x48\x86\xF7\x0D\x02\x05\x05\x00\x04\x10"
#define SHA1PREFIX "\x30\x21\x30\x09\x06\x05\x2b\x0E\x03\x02\x1A\x05\x00\x04\x14"

typedef struct {
  int ok;
  BUFFER *userid;
  byte sigtype;
  long sigtime;
  byte hash[16];
} pgpsig;

/* internal error codes */
#define PGP_SIGVRFY 99          /* valid signature packet to be verified */

/* pgpdata.c */
int pgp_getsk(BUFFER *p, BUFFER *pass, BUFFER *key);
int pgp_makesk(BUFFER *out, BUFFER *key, int sym, int type, int hash,
               BUFFER *pass);
void pgp_iteratedsk(BUFFER *salted, BUFFER *salt, BUFFER *pass, byte c);
int pgp_expandsk(BUFFER *key, int skalgo, int hashalgo, BUFFER *data);
int skcrypt(BUFFER *data, int skalgo, BUFFER *key, BUFFER *iv, int enc);
int mpi_get(BUFFER *buf, BUFFER *mpi);
int mpi_put(BUFFER *buf, BUFFER *mpi);
int pgp_rsa(BUFFER *buf, BUFFER *key, int mode);
void pgp_sigcanonic(BUFFER *msg);
int pgp_makepubkey(BUFFER *seckey, BUFFER *outtxt, BUFFER *pubkey,
                   BUFFER *pass, int keyalgo);
int pgp_getkey(int mode, int algo, int *sym, int *mdc, BUFFER *keypacket, BUFFER *key,
               BUFFER *keyid, BUFFER *userid, BUFFER *pass);
int pgp_rsakeygen(int bits, BUFFER *userid, BUFFER *pass, char *pubring,
                  char *secring, int remail);
int pgp_dhkeygen(int bits, BUFFER *userid, BUFFER *pass, char *pubring,
                 char *secring, int remail);
int pgp_dosign(int algo, BUFFER *data, BUFFER *key);
int pgp_elgencrypt(BUFFER *b, BUFFER *key);
int pgp_elgdecrypt(BUFFER *b, BUFFER *key);
int pgp_keyid(BUFFER *key, BUFFER *id);
int pgp_keylen(int symalgo);
int pgp_blocklen(int symalgo);

/* pgpget.c */
int pgp_getmsg(BUFFER *in, BUFFER *key, BUFFER *sig, char *pubring,
               char *secring);
int pgp_ispacket(BUFFER *buf);
int pgp_isconventional(BUFFER *buf);
int pgp_packettype(BUFFER *buf, long *len, int *partial);
int pgp_packetpartial(BUFFER *buf, long *len, int *partial);
int pgp_getpacket(BUFFER *buf, BUFFER *p);
int pgp_getsig(BUFFER *p, pgpsig *sig, char *pubring);
void pgp_verify(BUFFER *msg, BUFFER *detached, pgpsig *sig);
int pgp_getsymmetric(BUFFER *buf, BUFFER *key, int algo, int type);
int pgp_getliteral(BUFFER *buf);
int pgp_uncompress(BUFFER *buf);
int pgp_getsessionkey(BUFFER *buf, BUFFER *pass, char *secring);
int pgp_getsymsessionkey(BUFFER *buf, BUFFER *pass);

/* pgpcreat.c */
int pgp_packet(BUFFER *buf, int type);
int pgp_packet3(BUFFER *buf, int type);
int pgp_symmetric(BUFFER *buf, BUFFER *key, int mdc);
int pgp_literal(BUFFER *buf, char *filename, int text);
int pgp_compress(BUFFER *buf);
int pgp_sessionkey(BUFFER *buf, BUFFER *user, BUFFER *keyid, BUFFER *seskey,
                   char *pubring);
void pgp_marker(BUFFER *buf);
int pgp_symsessionkey(BUFFER *buf, BUFFER *seskey, BUFFER *pass);
int pgp_sign(BUFFER *msg, BUFFER *msg2, BUFFER *sig, BUFFER *userid,
             BUFFER *pass, int type, int self, long now, int remail,
             BUFFER *seckey, char *secring);
int pgp_digest(int hashalgo, BUFFER *in, BUFFER *d);

/* pgpdb.c */

int pgpdb_getkey(int mode, int algo, int *sym, int *mdc, BUFFER *key, BUFFER *user,
                 BUFFER *founduid, BUFFER *keyid, char *keyring, BUFFER *pass);

typedef struct {
  int filetype;
  BUFFER *db;
  LOCK *lock;
  int modified;
  char filename[LINELEN];
  BUFFER *encryptkey;
} KEYRING;

KEYRING *pgpdb_new(char *keyring, int filetype, BUFFER *encryptkey);
KEYRING *pgpdb_open(char *keyring, BUFFER *encryptkey, int writer);
int pgpdb_append(KEYRING *keydb, BUFFER *p);
int pgpdb_getnext(KEYRING *keydb, BUFFER *p, BUFFER *keyid, BUFFER *userid);
int pgpdb_close(KEYRING *keydb);

#endif /* _PGP_H */
#endif /* USE_PGP */
1	/* Mixmaster version 3 -- (C) 1999 Anonymizer Inc.
2
3	Mixmaster may be redistributed and modified under certain conditions.
4	This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
5	ANY KIND, either express or implied. See the file COPYRIGHT for
6	details.
7
8	OpenPGP messages
9	$Id: pgp.h,v 1.5 2002/08/16 19:03:37 rabbi Exp $ */
10
11
12	#ifdef USE_PGP
13	#ifndef _PGP_H
14	#include "mix3.h"
15	#ifdef USE_OPENSSL
16	#include <openssl/opensslv.h>
17	#endif
18
19	/* try to make the messages look similar to PGP 2.6.3i output
20	(compression is not always the same though). */
21	#define MIMIC
22
23	/* packet types */
24	#define PGP_SESKEY 1
25	#define PGP_SIG 2
26	#define PGP_SYMSESKEY 3
27	#define PGP_OSIG 4
28	#define PGP_SECKEY 5
29	#define PGP_PUBKEY 6
30	#define PGP_SECSUBKEY 7
31	#define PGP_COMPRESSED 8
32	#define PGP_ENCRYPTED 9
33	#define PGP_MARKER 10
34	#define PGP_LITERAL 11
35	#define PGP_TRUST 12
36	#define PGP_USERID 13
37	#define PGP_PUBSUBKEY 14
38	#define PGP_ENCRYPTEDMDC 18
39	#define PGP_MDC 19
40
41	/* symmetric algorithms */
42	#define PGP_K_IDEA 1
43	#define PGP_K_3DES 2
44	#define PGP_K_CAST5 3
45	#define PGP_K_BF 4
46	#define PGP_K_AES128 7
47	#define PGP_K_AES192 8
48	#define PGP_K_AES256 9
49
50	/* hash algorithms */
51	#define PGP_H_MD5 1
52	#define PGP_H_SHA1 2
53	#define PGP_H_RIPEMD 3
54
55	/* signature types */
56	#define PGP_SIG_BINARY 0
57	#define PGP_SIG_CANONIC 1
58	#define PGP_SIG_CERT 0x10
59	#define PGP_SIG_BINDSUBKEY 0x18
60
61	/* signature subpacket types */
62	#define PGP_SUB_CREATIME 2
63	#define PGP_SUB_PSYMMETRIC 11
64	#define PGP_SUB_ISSUER 16
65	#define PGP_SUB_FEATURES 30
66
67	#define ARMORED 1
68
69	/* publick key algorithm operation modes */
70
71	#define PK_ENCRYPT 1
72	#define PK_DECRYPT 2
73	#define PK_SIGN 3
74	#define PK_VERIFY 4
75
76	#define MD5PREFIX "\x30\x20\x30\x0C\x06\x08\x2A\x86\x48\x86\xF7\x0D\x02\x05\x05\x00\x04\x10"
77	#define SHA1PREFIX "\x30\x21\x30\x09\x06\x05\x2b\x0E\x03\x02\x1A\x05\x00\x04\x14"
78
79	typedef struct {
80	int ok;
81	BUFFER *userid;
82	byte sigtype;
83	long sigtime;
84	byte hash[16];
85	} pgpsig;
86
87	/* internal error codes */
88	#define PGP_SIGVRFY 99 /* valid signature packet to be verified */
89
90	/* pgpdata.c */
91	int pgp_getsk(BUFFER p, BUFFER pass, BUFFER *key);
92	int pgp_makesk(BUFFER out, BUFFER key, int sym, int type, int hash,
93	BUFFER *pass);
94	void pgp_iteratedsk(BUFFER salted, BUFFER salt, BUFFER *pass, byte c);
95	int pgp_expandsk(BUFFER key, int skalgo, int hashalgo, BUFFER data);
96	int skcrypt(BUFFER data, int skalgo, BUFFER key, BUFFER *iv, int enc);
97	int mpi_get(BUFFER buf, BUFFER mpi);
98	int mpi_put(BUFFER buf, BUFFER mpi);
99	int pgp_rsa(BUFFER buf, BUFFER key, int mode);
100	void pgp_sigcanonic(BUFFER *msg);
101	int pgp_makepubkey(BUFFER seckey, BUFFER outtxt, BUFFER *pubkey,
102	BUFFER *pass, int keyalgo);
103	int pgp_getkey(int mode, int algo, int sym, int mdc, BUFFER keypacket, BUFFER key,
104	BUFFER keyid, BUFFER userid, BUFFER *pass);
105	int pgp_rsakeygen(int bits, BUFFER userid, BUFFER pass, char *pubring,
106	char *secring, int remail);
107	int pgp_dhkeygen(int bits, BUFFER userid, BUFFER pass, char *pubring,
108	char *secring, int remail);
109	int pgp_dosign(int algo, BUFFER data, BUFFER key);
110	int pgp_elgencrypt(BUFFER b, BUFFER key);
111	int pgp_elgdecrypt(BUFFER b, BUFFER key);
112	int pgp_keyid(BUFFER key, BUFFER id);
113	int pgp_keylen(int symalgo);
114	int pgp_blocklen(int symalgo);
115
116	/* pgpget.c */
117	int pgp_getmsg(BUFFER in, BUFFER key, BUFFER sig, char pubring,
118	char *secring);
119	int pgp_ispacket(BUFFER *buf);
120	int pgp_isconventional(BUFFER *buf);
121	int pgp_packettype(BUFFER buf, long len, int *partial);
122	int pgp_packetpartial(BUFFER buf, long len, int *partial);
123	int pgp_getpacket(BUFFER buf, BUFFER p);
124	int pgp_getsig(BUFFER p, pgpsig sig, char *pubring);
125	void pgp_verify(BUFFER msg, BUFFER detached, pgpsig *sig);
126	int pgp_getsymmetric(BUFFER buf, BUFFER key, int algo, int type);
127	int pgp_getliteral(BUFFER *buf);
128	int pgp_uncompress(BUFFER *buf);
129	int pgp_getsessionkey(BUFFER buf, BUFFER pass, char *secring);
130	int pgp_getsymsessionkey(BUFFER buf, BUFFER pass);
131
132	/* pgpcreat.c */
133	int pgp_packet(BUFFER *buf, int type);
134	int pgp_packet3(BUFFER *buf, int type);
135	int pgp_symmetric(BUFFER buf, BUFFER key, int mdc);
136	int pgp_literal(BUFFER buf, char filename, int text);
137	int pgp_compress(BUFFER *buf);
138	int pgp_sessionkey(BUFFER buf, BUFFER user, BUFFER keyid, BUFFER seskey,
139	char *pubring);
140	void pgp_marker(BUFFER *buf);
141	int pgp_symsessionkey(BUFFER buf, BUFFER seskey, BUFFER *pass);
142	int pgp_sign(BUFFER msg, BUFFER msg2, BUFFER sig, BUFFER userid,
143	BUFFER *pass, int type, int self, long now, int remail,
144	BUFFER seckey, char secring);
145	int pgp_digest(int hashalgo, BUFFER in, BUFFER d);
146
147	/* pgpdb.c */
148
149	int pgpdb_getkey(int mode, int algo, int sym, int mdc, BUFFER key, BUFFER user,
150	BUFFER founduid, BUFFER keyid, char keyring, BUFFER pass);
151
152	typedef struct {
153	int filetype;
154	BUFFER *db;
155	LOCK *lock;
156	int modified;
157	char filename[LINELEN];
158	BUFFER *encryptkey;
159	} KEYRING;
160
161	KEYRING pgpdb_new(char keyring, int filetype, BUFFER *encryptkey);
162	KEYRING pgpdb_open(char keyring, BUFFER *encryptkey, int writer);
163	int pgpdb_append(KEYRING keydb, BUFFER p);
164	int pgpdb_getnext(KEYRING keydb, BUFFER p, BUFFER keyid, BUFFER userid);
165	int pgpdb_close(KEYRING *keydb);
166
167	#endif /* _PGP_H */
168	#endif /* USE_PGP */