diff options
Diffstat (limited to 'openbsc')
| -rw-r--r-- | openbsc/src/gprs/sgsn_libgtp.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/openbsc/src/gprs/sgsn_libgtp.c b/openbsc/src/gprs/sgsn_libgtp.c index a41d6d71c..2a3ee01f0 100644 --- a/openbsc/src/gprs/sgsn_libgtp.c +++ b/openbsc/src/gprs/sgsn_libgtp.c @@ -414,7 +414,25 @@ int sgsn_ranap_rab_ass_resp(struct sgsn_mm_ctx *ctx, RANAP_RAB_SetupOrModifiedIt if (item->transportLayerAddress) { LOGPC(DRANAP, LOGL_INFO, " Setup: (%u/%s)", rab_id, osmo_hexdump(item->transportLayerAddress->buf, item->transportLayerAddress->size)); - memcpy(pdp->lib->gsnlu.v, &item->transportLayerAddress->buf[3], 4); + switch (item->transportLayerAddress->size) { + case 7: + /* It must be IPv4 inside a X213 NSAP */ + memcpy(pdp->lib->gsnlu.v, &item->transportLayerAddress->buf[3], 4); + break; + case 4: + /* It must be a raw IPv4 address */ + memcpy(pdp->lib->gsnlu.v, item->transportLayerAddress->buf, 4); + break; + case 16: + /* TODO: It must be a raw IPv6 address */ + case 19: + /* TODO: It must be IPv6 inside a X213 NSAP */ + default: + LOGP(DRANAP, LOGL_ERROR, "RAB Assignment Resp: Unknown " + "transport layer address size %u\n", + item->transportLayerAddress->size); + return -1; + } require_pdp_update = true; } |