72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* MS authorization and subscriber data handling */
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/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <openbsc/sgsn.h>
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#include <openbsc/gprs_sgsn.h>
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void sgsn_auth_init(struct sgsn_instance *sgi)
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{
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INIT_LLIST_HEAD(&sgi->cfg.imsi_acl);
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}
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/* temporary IMSI ACL hack */
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struct imsi_acl_entry *sgsn_acl_lookup(const char *imsi, struct sgsn_config *cfg)
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{
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struct imsi_acl_entry *acl;
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llist_for_each_entry(acl, &cfg->imsi_acl, list) {
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if (!strcmp(imsi, acl->imsi))
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return acl;
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}
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return NULL;
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}
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int sgsn_acl_add(const char *imsi, struct sgsn_config *cfg)
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{
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struct imsi_acl_entry *acl;
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if (sgsn_acl_lookup(imsi, cfg))
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return -EEXIST;
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acl = talloc_zero(NULL, struct imsi_acl_entry);
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if (!acl)
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return -ENOMEM;
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strncpy(acl->imsi, imsi, sizeof(acl->imsi));
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llist_add(&acl->list, &cfg->imsi_acl);
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return 0;
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}
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int sgsn_acl_del(const char *imsi, struct sgsn_config *cfg)
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{
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struct imsi_acl_entry *acl;
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acl = sgsn_acl_lookup(imsi, cfg);
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if (!acl)
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return -ENODEV;
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llist_del(&acl->list);
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talloc_free(acl);
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return 0;
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}
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