summaryrefslogtreecommitdiff
path: root/security/nss/lib/softoken/keylow.h
blob: dc84ed4267e77ce0210dcf1645057b7c9915ae1d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
/*
 * The contents of this file are subject to the Mozilla Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 * 
 * The Original Code is the Netscape security libraries.
 * 
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are 
 * Copyright (C) 1994-2000 Netscape Communications Corporation.  All
 * Rights Reserved.
 * 
 * Contributor(s):
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL"), in which case the provisions of the GPL are applicable 
 * instead of those above.  If you wish to allow use of your 
 * version of this file only under the terms of the GPL and not to
 * allow others to use your version of this file under the MPL,
 * indicate your decision by deleting the provisions above and
 * replace them with the notice and other provisions required by
 * the GPL.  If you do not delete the provisions above, a recipient
 * may use your version of this file under either the MPL or the
 * GPL.
 *
 * key.h - public data structures and prototypes for the private key library
 *
 * $Id$
 */

#ifndef _KEYLOW_H_
#define _KEYLOW_H_

#include "prtypes.h"
#include "seccomon.h"
#include "keydbt.h"
#include "secoidt.h"
#include "certt.h"
#include "keythi.h"

SEC_BEGIN_PROTOS

typedef char * (* SECKEYDBNameFunc)(void *arg, int dbVersion);
    
/*
** Open a key database.
*/
extern SECKEYKeyDBHandle *SECKEY_OpenKeyDB(PRBool readOnly,
					   SECKEYDBNameFunc namecb,
					   void *cbarg);

extern SECKEYKeyDBHandle *SECKEY_OpenKeyDBFilename(char *filename,
						   PRBool readOnly);

/*
** Update the database
*/
extern SECStatus SECKEY_UpdateKeyDBPass1(SECKEYKeyDBHandle *handle);
extern SECStatus SECKEY_UpdateKeyDBPass2(SECKEYKeyDBHandle *handle,
					 SECItem *pwitem);

/*
 * Clear out all the keys in the existing database
 */
extern SECStatus SECKEY_ResetKeyDB(SECKEYKeyDBHandle *handle);

/*
** Close the specified key database.
*/
extern void SECKEY_CloseKeyDB(SECKEYKeyDBHandle *handle);

/*
 * Get the version number of the database
 */
extern int SECKEY_GetKeyDBVersion(SECKEYKeyDBHandle *handle);

/*
** Support a default key database.
*/
extern void SECKEY_SetDefaultKeyDB(SECKEYKeyDBHandle *handle);
extern SECKEYKeyDBHandle *SECKEY_GetDefaultKeyDB(void);

/* set the alg id of the key encryption algorithm */
extern void SECKEY_SetDefaultKeyDBAlg(SECOidTag alg);

/*
 * given a password and salt, produce a hash of the password
 */
extern SECItem *SECKEY_HashPassword(char *pw, SECItem *salt);

/*
 * Derive the actual password value for a key database from the
 * password string value.  The derivation uses global salt value
 * stored in the key database.
 */
extern SECItem *
SECKEY_DeriveKeyDBPassword(SECKEYKeyDBHandle *handle, char *pw);

/*
** Delete a key from the database
*/
extern SECStatus SECKEY_DeleteKey(SECKEYKeyDBHandle *handle, 
				  SECItem *pubkey);

/*
** Store a key in the database, indexed by its public key modulus.
**	"pk" is the private key to store
**	"f" is a the callback function for getting the password
**	"arg" is the argument for the callback
*/
extern SECStatus SECKEY_StoreKeyByPublicKey(SECKEYKeyDBHandle *handle, 
					    SECKEYLowPrivateKey *pk,
					    SECItem *pubKeyData,
					    char *nickname,
					    SECKEYGetPasswordKey f, void *arg);

/* does the key for this cert exist in the database filed by modulus */
extern SECStatus SECKEY_KeyForCertExists(SECKEYKeyDBHandle *handle,
					 CERTCertificate *cert);

SECKEYLowPrivateKey *
SECKEY_FindKeyByCert(SECKEYKeyDBHandle *handle, CERTCertificate *cert,
		     SECKEYGetPasswordKey f, void *arg);

extern SECStatus SECKEY_HasKeyDBPassword(SECKEYKeyDBHandle *handle);
extern SECStatus SECKEY_SetKeyDBPassword(SECKEYKeyDBHandle *handle,
				     SECItem *pwitem);
extern SECStatus SECKEY_CheckKeyDBPassword(SECKEYKeyDBHandle *handle,
					   SECItem *pwitem);
extern SECStatus SECKEY_ChangeKeyDBPassword(SECKEYKeyDBHandle *handle,
					    SECItem *oldpwitem,
					    SECItem *newpwitem);

/*
** Destroy a private key object.
**	"key" the object
**	"freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void SECKEY_LowDestroyPrivateKey(SECKEYLowPrivateKey *key);

/*
** Destroy a public key object.
**	"key" the object
**	"freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void SECKEY_LowDestroyPublicKey(SECKEYLowPublicKey *key);

/*
** Return the modulus length of "pubKey".
*/
extern unsigned int SECKEY_LowPublicModulusLen(SECKEYLowPublicKey *pubKey);


/*
** Return the modulus length of "privKey".
*/
extern unsigned int SECKEY_LowPrivateModulusLen(SECKEYLowPrivateKey *privKey);


/*
** Convert a low private key "privateKey" into a public low key
*/
extern SECKEYLowPublicKey 
		*SECKEY_LowConvertToPublicKey(SECKEYLowPrivateKey *privateKey);

/*
 * Set the Key Database password.
 *   handle is a handle to the key database
 *   pwitem is the new password
 *   algorithm is the algorithm by which the key database 
 *   	password is to be encrypted.
 * On failure, SECFailure is returned, otherwise SECSuccess is 
 * returned.
 */
extern SECStatus 
SECKEY_SetKeyDBPasswordAlg(SECKEYKeyDBHandle *handle,
			SECItem *pwitem, 
			SECOidTag algorithm);

/* Check the key database password.
 *   handle is a handle to the key database
 *   pwitem is the suspect password
 *   algorithm is the algorithm by which the key database 
 *   	password is to be encrypted.
 * The password is checked against plaintext to see if it is the
 * actual password.  If it is not, SECFailure is returned.
 */
extern SECStatus 
SECKEY_CheckKeyDBPasswordAlg(SECKEYKeyDBHandle *handle,
				SECItem *pwitem, 
				SECOidTag algorithm);

/* Change the key database password and/or algorithm by which
 * the password is stored with.  
 *   handle is a handle to the key database
 *   old_pwitem is the current password
 *   new_pwitem is the new password
 *   old_algorithm is the algorithm by which the key database 
 *   	password is currently encrypted.
 *   new_algorithm is the algorithm with which the new password
 *      is to be encrypted.
 * A return of anything but SECSuccess indicates failure.
 */
extern SECStatus 
SECKEY_ChangeKeyDBPasswordAlg(SECKEYKeyDBHandle *handle,
			      SECItem *oldpwitem, SECItem *newpwitem,
			      SECOidTag old_algorithm);

/* Store key by modulus and specify an encryption algorithm to use.
 *   handle is the pointer to the key database,
 *   privkey is the private key to be stored,
 *   f and arg are the function and arguments to the callback
 *       to get a password,
 *   algorithm is the algorithm which the privKey is to be stored.
 * A return of anything but SECSuccess indicates failure.
 */
extern SECStatus 
SECKEY_StoreKeyByPublicKeyAlg(SECKEYKeyDBHandle *handle, 
			      SECKEYLowPrivateKey *privkey, 
			      SECItem *pubKeyData,
			      char *nickname,
			      SECKEYGetPasswordKey f, void *arg,
			      SECOidTag algorithm); 

/* Find key by modulus.  This function is the inverse of store key
 * by modulus.  An attempt to locate the key with "modulus" is 
 * performed.  If the key is found, the private key is returned,
 * else NULL is returned.
 *   modulus is the modulus to locate
 */
extern SECKEYLowPrivateKey *
SECKEY_FindKeyByPublicKey(SECKEYKeyDBHandle *handle, SECItem *modulus, 
			  SECKEYGetPasswordKey f, void *arg);

/* Make a copy of a low private key in it's own arena.
 * a return of NULL indicates an error.
 */
extern SECKEYLowPrivateKey *
SECKEY_CopyLowPrivateKey(SECKEYLowPrivateKey *privKey);


SEC_END_PROTOS

#endif /* _KEYLOW_H_ */