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/* (C) 2015 by Harald Welte <laforge@gnumonks.org>
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <string.h>
#include <osmocom/core/utils.h>
#include <osmocom/crypt/auth.h>
#include <sqlite3.h>
#include "logging.h"
#include "db.h"
#define LOGHLR(imsi, level, fmt, args ...) LOGP(DAUC, level, "%s: " fmt, imsi, ## args)
#define SL3_TXT(x, stmt, idx) do { \
const char *_txt = (const char *) sqlite3_column_text(stmt, idx); \
if (_txt) \
strncpy(x, _txt, sizeof(x)); \
x[sizeof(x)-1] = '\0'; \
} while (0)
int db_subscr_get(struct db_context *dbc, const char *imsi,
struct hlr_subscriber *subscr)
{
sqlite3_stmt *stmt = dbc->stmt[SEL_BY_IMSI];
int rc, ret = 0;
rc = sqlite3_bind_text(stmt, 1, imsi, -1, SQLITE_STATIC);
if (rc != SQLITE_OK) {
LOGHLR(imsi, LOGL_ERROR, "Error binding IMSI: %d\n", rc);
return -1;
}
/* execute the statement */
rc = sqlite3_step(stmt);
if (rc != SQLITE_ROW) {
LOGHLR(imsi, LOGL_ERROR, "Error executing SQL: %d\n", rc);
ret = -2;
goto out;
}
/* obtain the various columns */
subscr->id = sqlite3_column_int64(stmt, 0);
SL3_TXT(subscr->imsi, stmt, 1);
SL3_TXT(subscr->msisdn, stmt, 2);
SL3_TXT(subscr->vlr_number, stmt, 3);
SL3_TXT(subscr->sgsn_number, stmt, 4);
SL3_TXT(subscr->sgsn_address, stmt, 5);
subscr->periodic_lu_timer = sqlite3_column_int(stmt, 6);
subscr->periodic_rau_tau_timer = sqlite3_column_int(stmt, 7);
subscr->nam_cs = sqlite3_column_int(stmt, 8);
subscr->nam_ps = sqlite3_column_int(stmt, 9);
subscr->lmsi = sqlite3_column_int(stmt, 10);
subscr->ms_purged_cs = sqlite3_column_int(stmt, 11);
subscr->ms_purged_ps = sqlite3_column_int(stmt, 12);
out:
/* remove bindings and reset statement to be re-executed */
rc = sqlite3_clear_bindings(stmt);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error clerearing bindings: %d\n", rc);
}
rc = sqlite3_reset(stmt);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
}
return ret;
}
int db_subscr_lu(struct db_context *dbc,
const struct hlr_subscriber *subscr,
const char *vlr_or_sgsn_number, bool lu_is_ps)
{
sqlite3_stmt *stmt = dbc->stmt[UPD_VLR_BY_ID];
const char *txt;
int rc, ret = 0;
if (lu_is_ps) {
stmt = dbc->stmt[UPD_SGSN_BY_ID];
txt = subscr->sgsn_number;
} else {
stmt = dbc->stmt[UPD_VLR_BY_ID];
txt = subscr->vlr_number;
}
rc = sqlite3_bind_int64(stmt, 1, subscr->id);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error binding ID: %d\n", rc);
return -1;
}
rc = sqlite3_bind_text(stmt, 2, txt, -1, SQLITE_STATIC);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error binding VLR/SGSN Number: %d\n", rc);
ret = -2;
goto out;
}
/* execute the statement */
rc = sqlite3_step(stmt);
if (rc != SQLITE_DONE) {
LOGP(DAUC, LOGL_ERROR, "Error updating SQN: %d\n", rc);
ret = -3;
goto out;
}
out:
/* remove bindings and reset statement to be re-executed */
rc = sqlite3_clear_bindings(stmt);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error clerearing bindings: %d\n", rc);
}
rc = sqlite3_reset(stmt);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
}
return ret;
}
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