rewrite db backend
This commit is contained in:
parent
b332f61f0d
commit
5c15c85be3
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@ -20,27 +20,17 @@
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#ifndef _DB_H
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#define _DB_H
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#include <stdint.h>
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#include <sys/types.h>
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#define NUMBER_LENGTH 32
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typedef struct {
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uint64_t imsi;
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uint64_t tmsi;
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char number[NUMBER_LENGTH];
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uint16_t lac;
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} db_subscriber;
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#include <openbsc/gsm_subscriber.h>
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int db_init();
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int db_prepare();
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int db_fini();
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int db_insert_imei(uint64_t imei);
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int db_insert_imsi(uint64_t imsi);
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int db_imsi_set_tmsi(uint64_t imsi, uint64_t tmsi);
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int db_imsi_set_lac(uint64_t imsi, uint16_t lac);
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int db_imsi_get_subscriber(uint64_t imsi, db_subscriber* subscriber);
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int db_tmsi_get_subscriber(uint64_t tmsi, db_subscriber* subscriber);
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struct gsm_subscriber* db_create_subscriber(char imsi[GSM_IMSI_LENGTH]);
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int db_get_subscriber(enum gsm_subscriber_field field, struct gsm_subscriber* subscriber);
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int db_set_subscriber(struct gsm_subscriber* subscriber);
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int db_subscriber_alloc_tmsi(struct gsm_subscriber* subscriber);
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#endif /* _DB_H */
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@ -4,13 +4,20 @@
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#include <sys/types.h>
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#include "gsm_data.h"
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#define GSM_IMSI_LENGTH 17
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#define GSM_TMSI_LENGTH 17
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#define GSM_NAME_LENGTH 128
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struct gsm_subscriber {
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char *name;
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u_int8_t tmsi[4];
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char imsi[GSM_IMSI_LENGTH];
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char tmsi[GSM_TMSI_LENGTH];
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u_int16_t lac;
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char name[GSM_NAME_LENGTH];
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};
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struct gsm_subscriber *subscr_get_by_tmsi(u_int8_t *tmsi);
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struct gsm_subscriber *subscr_get_by_imsi(u_int8_t *imsi);
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int subscr_update(struct gsm_subscriber *s, struct gsm_bts *bts);
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enum gsm_subscriber_field {
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GSM_SUBSCRIBER_IMSI,
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GSM_SUBSCRIBER_TMSI,
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};
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#endif /* _GSM_SUBSCR_H */
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@ -4,7 +4,8 @@ AM_CFLAGS=-Wall
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sbin_PROGRAMS = bsc_hack db_test
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bsc_hack_SOURCES = bsc_hack.c misdn.c abis_rsl.c abis_nm.c gsm_04_08.c gsm_data.c \
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gsm_subscriber.c msgb.c select.c chan_alloc.c timer.c debug.c
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gsm_subscriber.c msgb.c select.c chan_alloc.c timer.c debug.c db.c
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bsc_hack_LDADD = -ldl -ldbi
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db_test_SOURCES = db_test.c db.c
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db_test_LDADD = -ldl -ldbi
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346
src/db.c
346
src/db.c
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@ -20,198 +20,218 @@
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#include <openbsc/db.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <dbi/dbi.h>
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dbi_conn conn;
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void db__error_func(dbi_conn conn, void* data) {
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const char* msg;
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dbi_conn_error(conn, &msg);
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printf("DBI: %s\n", msg);
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const char* msg;
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dbi_conn_error(conn, &msg);
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printf("DBI: %s\n", msg);
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}
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int db_init() {
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dbi_initialize(NULL);
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conn = dbi_conn_new("sqlite3");
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dbi_conn_error_handler( conn, db__error_func, NULL );
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dbi_initialize(NULL);
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conn = dbi_conn_new("sqlite3");
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if (conn==NULL) {
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printf("DB: Failed to create connection.\n");
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return 1;
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}
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/* MySQL
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dbi_conn_set_option(conn, "host", "localhost");
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dbi_conn_set_option(conn, "username", "your_name");
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dbi_conn_set_option(conn, "password", "your_password");
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dbi_conn_set_option(conn, "dbname", "your_dbname");
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dbi_conn_set_option(conn, "encoding", "UTF-8");
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*/
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dbi_conn_error_handler( conn, db__error_func, NULL );
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/* SqLite 3 */
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dbi_conn_set_option(conn, "sqlite3_dbdir", "/tmp");
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dbi_conn_set_option(conn, "dbname", "hlr.sqlite3");
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/* MySQL
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dbi_conn_set_option(conn, "host", "localhost");
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dbi_conn_set_option(conn, "username", "your_name");
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dbi_conn_set_option(conn, "password", "your_password");
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dbi_conn_set_option(conn, "dbname", "your_dbname");
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dbi_conn_set_option(conn, "encoding", "UTF-8");
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*/
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if (dbi_conn_connect(conn) < 0) {
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return 1;
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}
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/* SqLite 3 */
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dbi_conn_set_option(conn, "sqlite3_dbdir", "/tmp");
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dbi_conn_set_option(conn, "dbname", "hlr.sqlite3");
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return 0;
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if (dbi_conn_connect(conn) < 0) {
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return 1;
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}
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return 0;
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}
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int db_prepare() {
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dbi_result result;
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result = dbi_conn_query(conn,
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"CREATE TABLE IF NOT EXISTS Subscriber ("
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"id INTEGER PRIMARY KEY AUTOINCREMENT, "
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"imsi INTEGER UNIQUE NOT NULL, "
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"tmsi INTEGER UNIQUE, "
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"extension TEXT UNIQUE, "
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"lac INTEGER"
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")"
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);
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if (result==NULL) {
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printf("DB: Failed to create Subscriber table.\n");
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return 1;
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}
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dbi_result_free(result);
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result = dbi_conn_query(conn,
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"CREATE TABLE IF NOT EXISTS Equipment ("
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"id INTEGER PRIMARY KEY AUTOINCREMENT, "
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"imei INTEGER UNIQUE NOT NULL"
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")"
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);
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if (result==NULL) {
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printf("DB: Failed to create Equipment table.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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dbi_result result;
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result = dbi_conn_query(conn,
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"CREATE TABLE IF NOT EXISTS Subscriber ("
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"id INTEGER PRIMARY KEY AUTOINCREMENT, "
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"imsi NUMERIC UNIQUE NOT NULL, "
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"tmsi NUMERIC UNIQUE, "
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"extension TEXT UNIQUE, "
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"lac INTEGER"
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")"
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);
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if (result==NULL) {
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printf("DB: Failed to create Subscriber table.\n");
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return 1;
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}
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dbi_result_free(result);
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result = dbi_conn_query(conn,
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"CREATE TABLE IF NOT EXISTS Equipment ("
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"id INTEGER PRIMARY KEY AUTOINCREMENT, "
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"imei NUMERIC UNIQUE NOT NULL"
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")"
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);
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if (result==NULL) {
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printf("DB: Failed to create Equipment table.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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}
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int db_fini() {
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dbi_conn_close(conn);
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dbi_shutdown();
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dbi_conn_close(conn);
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dbi_shutdown();
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return 0;
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}
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int db_insert_imei(uint64_t imei) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"INSERT OR IGNORE INTO Equipment "
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"(imei) "
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"VALUES "
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"(%llu) ",
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imei
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);
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if (result==NULL) {
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printf("DB: Failed to create Equipment by IMEI.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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int db_insert_imei(u_int64_t imei) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"INSERT OR IGNORE INTO Equipment "
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"(imei) "
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"VALUES "
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"(%llu) ",
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imei
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);
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if (result==NULL) {
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printf("DB: Failed to create Equipment by IMEI.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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}
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int db_insert_imsi(uint64_t imsi) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"INSERT OR IGNORE INTO Subscriber "
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"(imsi) "
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"VALUES "
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"(%llu) ",
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imsi
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);
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if (result==NULL) {
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printf("DB: Failed to create Subscriber by IMSI.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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struct gsm_subscriber* db_create_subscriber(char imsi[GSM_IMSI_LENGTH]) {
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dbi_result result;
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struct gsm_subscriber* subscriber;
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subscriber = malloc(sizeof(*subscriber));
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if (!subscriber)
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return NULL;
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memset(subscriber, 0, sizeof(*subscriber));
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strncpy(subscriber->imsi, imsi, GSM_IMSI_LENGTH-1);
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if (!db_get_subscriber(GSM_SUBSCRIBER_IMSI, subscriber)) {
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return subscriber;
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}
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result = dbi_conn_queryf(conn,
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"INSERT OR IGNORE INTO Subscriber "
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"(imsi) "
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"VALUES "
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"(%s) ",
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imsi
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);
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if (result==NULL) {
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printf("DB: Failed to create Subscriber by IMSI.\n");
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}
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dbi_result_free(result);
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printf("DB: New Subscriber: IMSI %s\n", subscriber->imsi);
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return subscriber;
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}
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int db_imsi_set_tmsi(uint64_t imsi, uint64_t tmsi) {
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if (db_insert_imsi(imsi)) {
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return 1;
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}
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"UPDATE Subscriber "
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"SET tmsi = %llu "
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"WHERE imsi = %llu ",
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tmsi, imsi
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);
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if (result==NULL) {
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printf("DB: Failed to update Subscriber with TMSI by IMSI.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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int db__parse_subscriber(dbi_result result, struct gsm_subscriber* subscriber) {
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return 0;
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}
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int db_imsi_set_lac(uint64_t imsi, uint16_t lac) {
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if (db_insert_imsi(imsi)) {
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return 1;
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}
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"UPDATE Subscriber "
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"SET lac = %u "
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"WHERE imsi = %llu ",
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lac, imsi
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);
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if (result==NULL) {
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printf("DB: Failed to update Subscriber with LAC by IMSI.\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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int db_get_subscriber(enum gsm_subscriber_field field, struct gsm_subscriber* subscriber) {
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dbi_result result;
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switch (field) {
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case GSM_SUBSCRIBER_IMSI:
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result = dbi_conn_queryf(conn,
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"SELECT * FROM Subscriber "
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"WHERE imsi = %s ",
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subscriber->imsi
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);
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break;
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case GSM_SUBSCRIBER_TMSI:
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result = dbi_conn_queryf(conn,
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"SELECT * FROM Subscriber "
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"WHERE tmsi = %s ",
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subscriber->tmsi
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);
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break;
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default:
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printf("DB: Unknown query selector for Subscriber.\n");
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return 1;
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}
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if (result==NULL) {
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printf("DB: Failed to query Subscriber.\n");
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return 1;
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}
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if (!dbi_result_next_row(result)) {
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printf("DB: Failed to find the Subscriber.\n");
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dbi_result_free(result);
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return 1;
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}
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strncpy(subscriber->imsi, dbi_result_get_string(result, "imsi"), GSM_IMSI_LENGTH);
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strncpy(subscriber->tmsi, dbi_result_get_string(result, "tmsi"), GSM_TMSI_LENGTH);
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// FIXME handle extension
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subscriber->lac = dbi_result_get_uint(result, "lac");
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printf("DB: Found Subscriber: IMSI %s, TMSI %s, LAC %hu\n", subscriber->imsi, subscriber->tmsi, subscriber->lac);
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dbi_result_free(result);
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return 0;
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}
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int db__parse_subscriber(dbi_result result, db_subscriber* subscriber) {
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if (!dbi_result_first_row(result)) {
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printf("DB: Failed to find Subscriber.\n");
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return 1;
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}
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subscriber->imsi = dbi_result_get_ulonglong(result, "imsi");
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subscriber->tmsi = dbi_result_get_ulonglong(result, "tmsi");
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// FIXME handle extension
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subscriber->lac = dbi_result_get_uint(result, "lac");
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printf("DB: Subscriber: IMSI %llu, TMSI %llu, LAC %hu\n", subscriber->imsi, subscriber->tmsi, subscriber->lac);
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return 0;
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int db_set_subscriber(struct gsm_subscriber* subscriber) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"UPDATE Subscriber "
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"SET tmsi = %s, lac = %i "
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"WHERE imsi = %s ",
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subscriber->tmsi, subscriber->lac, subscriber->imsi
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);
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if (result==NULL) {
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printf("DB: Failed to update Subscriber (by IMSI).\n");
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return 1;
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}
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dbi_result_free(result);
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return 0;
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}
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int db_imsi_get_subscriber(uint64_t imsi, db_subscriber* subscriber) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"SELECT * FROM Subscriber "
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"WHERE imsi = %llu ",
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imsi
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);
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if (result==NULL) {
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printf("DB: Failed to find Subscriber by IMSI.\n");
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return 1;
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}
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if (db__parse_subscriber(result, subscriber)) {
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printf("DB: Failed to parse Subscriber.\n");
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dbi_result_free(result);
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return 1;
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}
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dbi_result_free(result);
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return 0;
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}
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int db_tmsi_get_subscriber(uint64_t tmsi, db_subscriber* subscriber) {
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dbi_result result;
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result = dbi_conn_queryf(conn,
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"SELECT * FROM Subscriber "
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"WHERE tmsi = %llu ",
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tmsi
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);
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if (result==NULL) {
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printf("DB: Failed to find Subscriber by TMSI.\n");
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return 1;
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}
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if (db__parse_subscriber(result, subscriber)) {
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printf("DB: Failed to parse Subscriber.\n");
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dbi_result_free(result);
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return 1;
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}
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dbi_result_free(result);
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return 0;
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int db_subscriber_alloc_tmsi(struct gsm_subscriber* subscriber) {
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int error;
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dbi_result result=NULL;
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char* tmsi_quoted;
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for (;;) {
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sprintf(subscriber->tmsi, "%i", rand() % 1000000); // FIXME how many nibbles do we want for the tmsi?
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result = dbi_conn_queryf(conn,
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"SELECT * FROM Subscriber "
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"WHERE tmsi = %s ",
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subscriber->tmsi
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);
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if (result==NULL) {
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printf("DB: Failed to query Subscriber.\n");
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return 1;
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}
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printf("%s\n", subscriber->tmsi);
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printf("count %llu\n", dbi_result_get_numrows(result));
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printf("curr %llu\n", dbi_result_get_currow(result));
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printf("next %llu\n", dbi_result_next_row(result));
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printf("count %llu\n", dbi_result_get_numrows(result));
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printf("curr %llu\n", dbi_result_get_currow(result));
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if (dbi_result_get_numrows(result)){
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dbi_result_free(result);
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continue;
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}
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if (!dbi_result_next_row(result)) {
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printf("curr %llu\n", dbi_result_get_currow(result));
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dbi_result_free(result);
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printf("DB: Allocated TMSI %s for IMSI %s.\n", subscriber->tmsi, subscriber->imsi);
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return db_set_subscriber(subscriber);
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}
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dbi_result_free(result);
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}
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return 0;
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}
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|
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@ -20,31 +20,46 @@
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#include <openbsc/db.h>
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#include <stdio.h>
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#include <string.h>
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int main() {
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if (db_init()) {
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printf("DB: Failed to init database. Please check the option settings.\n");
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||||
return 1;
|
||||
}
|
||||
printf("DB: Database initialized.\n");
|
||||
if (db_init()) {
|
||||
printf("DB: Failed to init database. Please check the option settings.\n");
|
||||
return 1;
|
||||
}
|
||||
printf("DB: Database initialized.\n");
|
||||
|
||||
if (db_prepare()) {
|
||||
printf("DB: Failed to prepare database.\n");
|
||||
return 1;
|
||||
}
|
||||
printf("DB: Database prepared.\n");
|
||||
if (db_prepare()) {
|
||||
printf("DB: Failed to prepare database.\n");
|
||||
return 1;
|
||||
}
|
||||
printf("DB: Database prepared.\n");
|
||||
|
||||
db_insert_imsi(3243245432351LLU);
|
||||
db_insert_imsi(3243245432352LLU);
|
||||
db_imsi_set_tmsi(3243245432345LLU, 99999999LLU);
|
||||
db_imsi_set_lac(3243245432345LLU, 42);
|
||||
struct gsm_subscriber *alice = NULL;
|
||||
|
||||
db_subscriber alice;
|
||||
db_imsi_get_subscriber(3243245432345LLU, &alice);
|
||||
db_tmsi_get_subscriber(99999999LLU, &alice);
|
||||
alice = db_create_subscriber("3243245432345");
|
||||
db_subscriber_alloc_tmsi(alice);
|
||||
alice->lac=42;
|
||||
db_set_subscriber(alice);
|
||||
db_get_subscriber(GSM_SUBSCRIBER_IMSI, alice);
|
||||
free(alice);
|
||||
|
||||
db_fini();
|
||||
alice = db_create_subscriber("3693245423445");
|
||||
db_subscriber_alloc_tmsi(alice);
|
||||
alice->lac=42;
|
||||
db_set_subscriber(alice);
|
||||
db_get_subscriber(GSM_SUBSCRIBER_IMSI, alice);
|
||||
free(alice);
|
||||
|
||||
return 0;
|
||||
alice = db_create_subscriber("9993245423445");
|
||||
db_subscriber_alloc_tmsi(alice);
|
||||
alice->lac=42;
|
||||
db_set_subscriber(alice);
|
||||
db_get_subscriber(GSM_SUBSCRIBER_IMSI, alice);
|
||||
free(alice);
|
||||
|
||||
db_fini();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue