diff options
Diffstat (limited to 'core/mac/src/pe/lim/lim_api.c')
| -rw-r--r-- | core/mac/src/pe/lim/lim_api.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/core/mac/src/pe/lim/lim_api.c b/core/mac/src/pe/lim/lim_api.c index 5463366dcb..591a0cb40e 100644 --- a/core/mac/src/pe/lim/lim_api.c +++ b/core/mac/src/pe/lim/lim_api.c @@ -1888,6 +1888,68 @@ void lim_fill_join_rsp_ht_caps(struct pe_session *session, #endif #ifdef WLAN_FEATURE_ROAM_OFFLOAD +#ifdef WLAN_FEATURE_11W +static void pe_set_rmf_caps(tpAniSirGlobal mac_ctx, + struct pe_session *ft_session, + struct roam_offload_synch_ind *roam_synch) +{ + uint8_t *assoc_body; + uint16_t len, ret; + tDot11fReAssocRequest *assoc_req; + uint32_t status; + tSirMacRsnInfo rsn_ie; + tDot11fIERSN parse_rsn = {0}; + + assoc_body = (uint8_t *)roam_synch + roam_synch->reassoc_req_offset + + sizeof(tSirMacMgmtHdr); + len = roam_synch->reassoc_req_length - sizeof(tSirMacMgmtHdr); + + assoc_req = qdf_mem_malloc(sizeof(*assoc_req)); + if (!assoc_req) + return; + + /* delegate to the framesc-generated code, */ + status = dot11f_unpack_re_assoc_request(mac_ctx, assoc_body, len, + assoc_req, false); + if (DOT11F_FAILED(status)) { + pe_err("Failed to parse a Re-association Request (0x%08x, %d bytes):", + status, len); + QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_PE, QDF_TRACE_LEVEL_INFO, + assoc_body, len); + qdf_mem_free(assoc_req); + return; + } else if (DOT11F_WARNED(status)) { + pe_debug("There were warnings while unpacking a Re-association Request (0x%08x, %d bytes):", + status, len); + } + ft_session->limRmfEnabled = false; + if (!assoc_req->RSNOpaque.present) { + qdf_mem_free(assoc_req); + return; + } + rsn_ie.info[0] = WLAN_ELEMID_RSN; + rsn_ie.info[1] = assoc_req->RSNOpaque.num_data; + + rsn_ie.length = assoc_req->RSNOpaque.num_data + 2; + qdf_mem_copy(&rsn_ie.info[2], assoc_req->RSNOpaque.data, + assoc_req->RSNOpaque.num_data); + qdf_mem_free(assoc_req); + + ret = dot11f_unpack_ie_rsn(mac_ctx, &rsn_ie.info[2], + rsn_ie.length - 2, &parse_rsn, false); + if (DOT11F_FAILED(ret)) + return; + + ft_session->limRmfEnabled = parse_rsn.RSN_Cap[0] & 0x80; +} +#else +static inline void pe_set_rmf_caps(tpAniSirGlobal mac_ctx, + struct pe_session *ft_session, + struct roam_offload_synch_ind *roam_synch) +{ +} +#endif + /** * sir_parse_bcn_fixed_fields() - Parse fixed fields in Beacon IE's * @@ -2566,6 +2628,7 @@ pe_roam_synch_callback(struct mac_context *mac_ctx, /* Next routine will update nss and vdev_nss with AP's capabilities */ lim_fill_ft_session(mac_ctx, bss_desc, ft_session_ptr, session_ptr); + pe_set_rmf_caps(mac_ctx, ft_session_ptr, roam_sync_ind_ptr); /* Next routine may update nss based on dot11Mode */ lim_ft_prepare_add_bss_req(mac_ctx, false, ft_session_ptr, bss_desc); if (session_ptr->is11Rconnection) |