[authentication] Code for retrieving authentication data from SQL DB

This is the first step towards supporting actual A3/A8 authentication.

1 files changed, 19 insertions, 0 deletions

diff --git a/openbsc/include/openbsc/gsm_data.h b/openbsc/include/openbsc/gsm_data.h
index c2eec4156..ff01d7287 100644
--- a/openbsc/include/openbsc/gsm_data.h
+++ b/openbsc/include/openbsc/gsm_data.h
@@ -589,6 +589,25 @@ struct gsm_sms {
 	char text[SMS_TEXT_SIZE];
 };
 
+enum gsm_auth_algo {
+	AUTH_ALGO_NONE,
+	AUTH_ALGO_XOR,
+	AUTH_ALGO_COMP128v1,
+};
+
+/* Real authentication information containing Ki */
+struct gsm_auth_info {
+	enum gsm_auth_algo auth_algo;
+	unsigned int a3a8_ki_len;
+	u_int8_t a3a8_ki[16];
+};
+
+struct gsm_auth_tuple {
+	u_int8_t rand[16];
+	u_int8_t sres[8];
+	u_int8_t kc[8];
+};
+
 struct gsm_network *gsm_network_init(u_int16_t country_code, u_int16_t network_code,
 				     int (*mncc_recv)(struct gsm_network *, int, void *));
 struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, enum gsm_bts_type type,