lib/hdb/keys.c

49 	if (keys[i].salt != NULL) {
50 	    free_Salt(keys[i].salt);
51 	    free(keys[i].salt);
52 	    keys[i].salt = NULL;
61  * of etype:salttype:salt, syntax of this if something like:
62  * [(des|des3|etype):](pw-salt|afs3)[:string], if etype is omitted it
65  *	v5 == pw-salt, and
66  *	v4 == des:pw-salt:
67  *	afs or afs3 == des:afs3-salt
85 	      krb5_salt *salt, krb5_principal principal)
105     salt->saltvalue.data = NULL;
106     salt->saltvalue.length = 0;
130 	if(salt->salttype == 0) {
131 	    /* interpret string as a salt specifier, if no etype
135 	    if(strcmp(buf[i], "pw-salt") == 0) {
140 		salt->salttype = KRB5_PW_SALT;
141 	    } else if(strcmp(buf[i], "afs3-salt") == 0) {
146 		salt->salttype = KRB5_AFS3_SALT;
153 	       salt with, this is mostly useful with null salt for
155 	    salt->saltvalue.data = strdup(buf[i]);
156 	    if (salt->saltvalue.data == NULL) {
160 	    salt->saltvalue.length = strlen(buf[i]);
164     if(enctypes == NULL || salt->salttype == 0) {
169     /* if no salt was specified make up default salt */
170     if(salt->saltvalue.data == NULL) {
171 	if(salt->salttype == KRB5_PW_SALT)
172 	    ret = krb5_get_pw_salt(context, principal, salt);
173 	else if(salt->salttype == KRB5_AFS3_SALT) {
175 	    salt->saltvalue.data = strdup(realm);
176 	    if(salt->saltvalue.data == NULL) {
179 				       "parsing salt specifiers");
182 	    strlwr(salt->saltvalue.data);
183 	    salt->saltvalue.length = strlen(realm);
189 	krb5_free_salt(context, *salt);
201 		       krb5_enctype enctype, krb5_salt *salt)
218     if (salt) {
219 	key.salt = calloc(1, sizeof(*key.salt));
220 	if (key.salt == NULL) {
225 	key.salt->type = salt->salttype;
226 	krb5_data_zero (&key.salt->salt);
228 	ret = krb5_data_copy(&key.salt->salt,
229 			     salt->saltvalue.data,
230 			     salt->saltvalue.length);
236 	key.salt = NULL;
248  * `no_salt' is set, salt is not important (and will not be set) since
261 	"aes256-cts-hmac-sha1-96:pw-salt",
262 	"des3-cbc-sha1:pw-salt",
263 	"arcfour-hmac-md5:pw-salt",
279 	krb5_salt salt;
286 	    p = "pw-salt";
288 	    p = "des:pw-salt:";
290 	    p = "des:afs3-salt";
292 	    p = "arcfour-hmac-md5:pw-salt";
294 	memset(&salt, 0, sizeof(salt));
297 			    &enctypes, &num_enctypes, &salt, principal);
313 		    if (k->salt == NULL && salt.salttype == KRB5_PW_SALT)
315 		    if (k->salt->type == salt.salttype &&
316 			k->salt->salt.length == salt.saltvalue.length &&
317 			memcmp(k->salt->salt.data, salt.saltvalue.data,
318 			       salt.saltvalue.length) == 0)
325 					     no_salt ? NULL : &salt);
328 		    krb5_free_salt(context, salt);
334 	krb5_free_salt(context, salt);
375 	krb5_salt salt;
377 	salt.salttype = (*keys)[i].salt->type;
378 	salt.saltvalue.length = (*keys)[i].salt->salt.length;
379 	salt.saltvalue.data = (*keys)[i].salt->salt.data;
384 				       salt,