diff options
Diffstat (limited to 'openbsc/src')
| -rw-r--r-- | openbsc/src/gprs/gprs_gmm.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/openbsc/src/gprs/gprs_gmm.c b/openbsc/src/gprs/gprs_gmm.c index ace0c2ec0..2a856a6cb 100644 --- a/openbsc/src/gprs/gprs_gmm.c +++ b/openbsc/src/gprs/gprs_gmm.c @@ -545,6 +545,38 @@ static int gsm48_rx_gmm_auth_ciph_resp(struct sgsn_mm_ctx *ctx, return gsm48_gmm_authorize(ctx); } +static void extract_subscr_msisdn(struct sgsn_mm_ctx *ctx) +{ + struct gsm_mncc_number called; + uint8_t msisdn[sizeof(ctx->subscr->sgsn_data->msisdn) + 1]; + + /* Convert MSISDN from encoded to string.. */ + if (!ctx->subscr) + return; + + if (ctx->subscr->sgsn_data->msisdn_len < 1) + return; + + /* prepare the data for the decoder */ + memset(&called, 0, sizeof(called)); + msisdn[0] = ctx->subscr->sgsn_data->msisdn_len; + memcpy(&msisdn[1], ctx->subscr->sgsn_data->msisdn, + ctx->subscr->sgsn_data->msisdn_len); + + /* decode the string now */ + gsm48_decode_called(&called, msisdn); + + /* Prepend a '+' for international numbers */ + if (called.plan == 1 && called.type == 1) { + ctx->msisdn[0] = '+'; + strncpy(&ctx->msisdn[1], called.number, + sizeof(ctx->msisdn) - 1); + } else { + strncpy(&ctx->msisdn[0], called.number, + sizeof(ctx->msisdn) - 1); + } +} + /* Check if we can already authorize a subscriber */ static int gsm48_gmm_authorize(struct sgsn_mm_ctx *ctx) { @@ -604,6 +636,8 @@ static int gsm48_gmm_authorize(struct sgsn_mm_ctx *ctx) "no pending request, authorization completed\n"); break; case GSM48_MT_GMM_ATTACH_REQ: + + extract_subscr_msisdn(ctx); #ifdef PTMSI_ALLOC /* Start T3350 and re-transmit up to 5 times until ATTACH COMPLETE */ mmctx_timer_start(ctx, 3350, GSM0408_T3350_SECS); |