[PATCH] Use generic libosmocom auth API.

--- openbsc/src/libmsc/auth.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/openbsc/src/libmsc/auth.c b/openbsc/src/libmsc/auth.c index 10d8edf..ed25495 100644 --- a/openbsc/src/libmsc/auth.c +++ b/openbsc/src/libmsc/auth.c @@ -24,8 +24,7 @@ #include <openbsc/debug.h> #include <openbsc/auth.h> #include <openbsc/gsm_data.h> - -#include <osmocom/gsm/comp128.h> +#include <osmocom/crypt/auth.h> #include <stdlib.h> @@ -53,6 +52,13 @@ _use_xor(struct gsm_auth_info *ainfo, struct gsm_auth_tuple *atuple) static int _use_comp128_v1(struct gsm_auth_info *ainfo, struct gsm_auth_tuple *atuple) { + static struct osmo_sub_auth_data auth = { + .type = OSMO_AUTH_TYPE_GSM, + .algo = OSMO_AUTH_ALG_COMP128v1 + }; + struct osmo_auth_vector _vec; + struct osmo_auth_vector *vec = &_vec; + if (ainfo->a3a8_ki_len != A38_COMP128_KEY_LEN) { LOGP(DMM, LOGL_ERROR, "Invalid COMP128v1 key (len=%d) %s\n", ainfo->a3a8_ki_len, @@ -60,9 +66,13 @@ _use_comp128_v1(struct gsm_auth_info *ainfo, struct gsm_auth_tuple *atuple) return -1; } - comp128(ainfo->a3a8_ki, atuple->rand, atuple->sres, atuple->kc); + memcpy(auth.u.gsm.ki, ainfo->a3a8_ki, sizeof(auth.u.gsm.ki)); - return 0; + int r = osmo_auth_gen_vec(vec, &auth, atuple->rand); + memcpy(atuple->sres, vec->sres, 4); + memcpy(atuple->kc, vec->kc, 8); + + return r; } /* Return values -- 1.8.3.2 --------------060000020105010100080006--