| #pragma once |
| |
| #include <stdbool.h> |
| #include <sqlite3.h> |
| |
| #include <osmocom/gsupclient/cni_peer_id.h> |
| |
| struct hlr; |
| |
| enum stmt_idx { |
| DB_STMT_SEL_BY_IMSI, |
| DB_STMT_SEL_BY_MSISDN, |
| DB_STMT_SEL_BY_ID, |
| DB_STMT_SEL_BY_IMEI, |
| DB_STMT_UPD_VLR_BY_ID, |
| DB_STMT_UPD_SGSN_BY_ID, |
| DB_STMT_UPD_IMEI_BY_IMSI, |
| DB_STMT_AUC_BY_IMSI, |
| DB_STMT_AUC_UPD_SQN, |
| DB_STMT_UPD_PURGE_CS_BY_IMSI, |
| DB_STMT_UPD_PURGE_PS_BY_IMSI, |
| DB_STMT_UPD_NAM_PS_BY_IMSI, |
| DB_STMT_UPD_NAM_CS_BY_IMSI, |
| DB_STMT_SUBSCR_CREATE, |
| DB_STMT_DEL_BY_ID, |
| DB_STMT_SET_MSISDN_BY_IMSI, |
| DB_STMT_DELETE_MSISDN_BY_IMSI, |
| DB_STMT_AUC_2G_INSERT, |
| DB_STMT_AUC_2G_DELETE, |
| DB_STMT_AUC_3G_INSERT, |
| DB_STMT_AUC_3G_DELETE, |
| DB_STMT_SET_LAST_LU_SEEN, |
| DB_STMT_SET_LAST_LU_SEEN_PS, |
| DB_STMT_EXISTS_BY_IMSI, |
| DB_STMT_EXISTS_BY_MSISDN, |
| _NUM_DB_STMT |
| }; |
| |
| struct db_context { |
| char *fname; |
| sqlite3 *db; |
| sqlite3_stmt *stmt[_NUM_DB_STMT]; |
| }; |
| |
| /* Optional feature to make SQLite3 using talloc */ |
| #ifdef SQLITE_USE_TALLOC |
| int db_sqlite3_use_talloc(void *ctx); |
| #endif |
| |
| void db_remove_reset(sqlite3_stmt *stmt); |
| bool db_bind_text(sqlite3_stmt *stmt, const char *param_name, const char *text); |
| bool db_bind_int(sqlite3_stmt *stmt, const char *param_name, int nr); |
| bool db_bind_int64(sqlite3_stmt *stmt, const char *param_name, int64_t nr); |
| void db_close(struct db_context *dbc); |
| struct db_context *db_open(void *ctx, const char *fname, bool enable_sqlite3_logging, bool allow_upgrades); |
| |
| #include <osmocom/crypt/auth.h> |
| |
| /* obtain the authentication data for a given imsi */ |
| int db_get_auth_data(struct db_context *dbc, const char *imsi, |
| struct osmo_sub_auth_data *aud2g, |
| struct osmo_sub_auth_data *aud3g, |
| int64_t *subscr_id); |
| |
| int db_update_sqn(struct db_context *dbc, int64_t id, |
| uint64_t new_sqn); |
| |
| int db_get_auc(struct db_context *dbc, const char *imsi, |
| unsigned int auc_3g_ind, struct osmo_auth_vector *vec, |
| unsigned int num_vec, const uint8_t *rand_auts, |
| const uint8_t *auts, bool separation_bit); |
| |
| #include <osmocom/core/linuxlist.h> |
| #include <osmocom/gsm/protocol/gsm_23_003.h> |
| |
| /* TODO: Get this from somewhere? */ |
| #define GT_MAX_DIGITS 15 |
| |
| struct hlr_subscriber { |
| struct llist_head list; |
| |
| int64_t id; |
| char imsi[GSM23003_IMSI_MAX_DIGITS+1]; |
| char msisdn[GSM23003_MSISDN_MAX_DIGITS+1]; |
| /* imeisv? */ |
| char imei[GSM23003_IMEI_NUM_DIGITS+1]; |
| char vlr_number[32]; |
| char sgsn_number[32]; |
| char sgsn_address[GT_MAX_DIGITS+1]; |
| /* ggsn number + address */ |
| /* gmlc number */ |
| /* smsc number */ |
| uint32_t periodic_lu_timer; |
| uint32_t periodic_rau_tau_timer; |
| bool nam_cs; |
| bool nam_ps; |
| uint32_t lmsi; |
| bool ms_purged_cs; |
| bool ms_purged_ps; |
| time_t last_lu_seen; |
| time_t last_lu_seen_ps; |
| }; |
| |
| /* A format string for use with strptime(3). This format string is |
| * used to parse the last_lu_seen column stored in the HLR database. |
| * See https://sqlite.org/lang_datefunc.html, function datetime(). */ |
| #define DB_LAST_LU_SEEN_FMT "%Y-%m-%d %H:%M:%S" |
| |
| /* Like struct osmo_sub_auth_data, but the keys are in hexdump representation. |
| * This is useful because SQLite requires them in hexdump format, and callers |
| * like the VTY and CTRL interface also have them available as hexdump to begin |
| * with. In the binary format, a VTY command would first need to hexparse, |
| * after which the db function would again hexdump, copying to separate |
| * buffers. The roundtrip can be saved by providing char* to begin with. */ |
| struct sub_auth_data_str { |
| enum osmo_sub_auth_type type; |
| enum osmo_auth_algo algo; |
| union { |
| struct { |
| const char *opc; |
| const char *k; |
| uint64_t sqn; |
| int opc_is_op; |
| unsigned int ind_bitlen; |
| } umts; |
| struct { |
| const char *ki; |
| } gsm; |
| } u; |
| }; |
| |
| #define DB_SUBSCR_FLAG_NAM_CS (1 << 1) |
| #define DB_SUBSCR_FLAG_NAM_PS (1 << 2) |
| |
| int db_subscr_create(struct db_context *dbc, const char *imsi, uint8_t flags); |
| int db_subscr_delete_by_id(struct db_context *dbc, int64_t subscr_id); |
| |
| int db_subscr_update_msisdn_by_imsi(struct db_context *dbc, const char *imsi, |
| const char *msisdn); |
| int db_subscr_update_aud_by_id(struct db_context *dbc, int64_t subscr_id, |
| const struct sub_auth_data_str *aud); |
| int db_subscr_update_imei_by_imsi(struct db_context *dbc, const char* imsi, const char *imei); |
| |
| int db_subscr_exists_by_imsi(struct db_context *dbc, const char *imsi); |
| int db_subscr_exists_by_msisdn(struct db_context *dbc, const char *msisdn); |
| |
| int db_subscr_get_by_imsi(struct db_context *dbc, const char *imsi, |
| struct hlr_subscriber *subscr); |
| int db_subscr_get_by_msisdn(struct db_context *dbc, const char *msisdn, |
| struct hlr_subscriber *subscr); |
| int db_subscr_get_by_id(struct db_context *dbc, int64_t id, |
| struct hlr_subscriber *subscr); |
| int db_subscr_get_by_imei(struct db_context *dbc, const char *imei, struct hlr_subscriber *subscr); |
| int db_subscr_nam(struct db_context *dbc, const char *imsi, bool nam_val, bool is_ps); |
| int db_subscr_lu(struct db_context *dbc, int64_t subscr_id, |
| const struct osmo_ipa_name *vlr_name, bool is_ps, |
| const struct osmo_ipa_name *via_proxy); |
| |
| int db_subscr_purge(struct db_context *dbc, const char *by_imsi, |
| bool purge_val, bool is_ps); |
| |
| /*! Call sqlite3_column_text() and copy result to a char[]. |
| * \param[out] buf A char[] used as sizeof() arg(!) and osmo_strlcpy() target. |
| * \param[in] stmt An sqlite3_stmt*. |
| * \param[in] idx Index in stmt's returned columns. |
| */ |
| #define copy_sqlite3_text_to_buf(buf, stmt, idx) \ |
| do { \ |
| const char *_txt = (const char *) sqlite3_column_text(stmt, idx); \ |
| osmo_strlcpy(buf, _txt, sizeof(buf)); \ |
| } while (0) |
| |
| /*! Call sqlite3_column_text() and copy result to a struct osmo_ipa_name. |
| * \param[out] ipa_name A struct osmo_ipa_name* to write to. |
| * \param[in] stmt An sqlite3_stmt*. |
| * \param[in] idx Index in stmt's returned columns. |
| */ |
| #define copy_sqlite3_text_to_ipa_name(ipa_name, stmt, idx) \ |
| do { \ |
| const char *_txt = (const char *) sqlite3_column_text(stmt, idx); \ |
| osmo_ipa_name_set_str(ipa_name, _txt); \ |
| } while (0) |