/** @file mlan_join.c * * @brief Functions implementing wlan infrastructure and adhoc join routines * * IOCTL handlers as well as command preparation and response routines * for sending adhoc start, adhoc join, and association commands * to the firmware. * * * Copyright 2008-2021 NXP * * NXP CONFIDENTIAL * The source code contained or described herein and all documents related to * the source code (Materials) are owned by NXP, its * suppliers and/or its licensors. Title to the Materials remains with NXP, * its suppliers and/or its licensors. The Materials contain * trade secrets and proprietary and confidential information of NXP, its * suppliers and/or its licensors. The Materials are protected by worldwide * copyright and trade secret laws and treaty provisions. No part of the * Materials may be used, copied, reproduced, modified, published, uploaded, * posted, transmitted, distributed, or disclosed in any way without NXP's * prior express written permission. * * No license under any patent, copyright, trade secret or other intellectual * property right is granted to or conferred upon you by disclosure or delivery * of the Materials, either expressly, by implication, inducement, estoppel or * otherwise. Any license under such intellectual property rights must be * express and approved by NXP in writing. * * Alternatively, this software may be distributed under the terms of GPL v2. * SPDX-License-Identifier: GPL-2.0 * * */ /****************************************************** Change log: 10/30/2008: initial version ******************************************************/ #include "mlan.h" #include "mlan_join.h" #include "mlan_util.h" #include "mlan_fw.h" #include "mlan_main.h" #include "mlan_wmm.h" #include "mlan_11n.h" #include "mlan_11ac.h" #include "mlan_11ax.h" #include "mlan_11h.h" #ifdef DRV_EMBEDDED_SUPPLICANT #include "authenticator_api.h" #endif /******************************************************** Local Constants ********************************************************/ /******************************************************** Local Variables ********************************************************/ /******************************************************** Global Variables ********************************************************/ /******************************************************** Local Functions ********************************************************/ /** * @brief Append a generic IE as a pass through TLV to a TLV buffer. * * This function is called from the network join command prep. routine. * If the IE buffer has been setup by the application, this routine appends * the buffer as a pass through TLV type to the request. * * @param priv A pointer to mlan_private structure * @param ppbuffer pointer to command buffer pointer * * @return bytes added to the buffer */ static int wlan_cmd_append_generic_ie(mlan_private *priv, t_u8 **ppbuffer) { int ret_len = 0; MrvlIEtypesHeader_t ie_header; ENTER(); /* Null Checks */ if (ppbuffer == MNULL) { LEAVE(); return 0; } if (*ppbuffer == MNULL) { LEAVE(); return 0; } /* * If there is a generic ie buffer setup, append it to the return * parameter buffer pointer. */ if (priv->gen_ie_buf_len) { PRINTM(MINFO, "append generic IE %d to %p\n", priv->gen_ie_buf_len, *ppbuffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = wlan_cpu_to_le16(TLV_TYPE_PASSTHROUGH); ie_header.len = wlan_cpu_to_le16(priv->gen_ie_buf_len); memcpy_ext(priv->adapter, *ppbuffer, &ie_header, sizeof(ie_header), sizeof(ie_header)); /* Increment the return size and the return buffer pointer param */ *ppbuffer += sizeof(ie_header); ret_len += sizeof(ie_header); /* Copy the generic IE buffer to the output buffer, advance * pointer */ memcpy_ext(priv->adapter, *ppbuffer, priv->gen_ie_buf, priv->gen_ie_buf_len, priv->gen_ie_buf_len); /* Increment the return size and the return buffer pointer param */ *ppbuffer += priv->gen_ie_buf_len; ret_len += priv->gen_ie_buf_len; /* Reset the generic IE buffer */ priv->gen_ie_buf_len = 0; } /* return the length appended to the buffer */ LEAVE(); return ret_len; } /** * @brief Append IE as a pass through TLV to a TLV buffer. * * This routine appends IE as a pass through TLV type to the request. * * @param priv A pointer to mlan_private structure * @param ie A pointer to IE buffer * @param ppbuffer pointer to command buffer pointer * * @return bytes added to the buffer */ static int wlan_cmd_append_pass_through_ie(mlan_private *priv, IEEEtypes_Generic_t *ie, t_u8 **ppbuffer) { int ret_len = 0; MrvlIEtypesHeader_t ie_header; ENTER(); /* Null Checks */ if (ppbuffer == MNULL) { LEAVE(); return 0; } if (*ppbuffer == MNULL) { LEAVE(); return 0; } if (ie->ieee_hdr.len) { PRINTM(MINFO, "append generic IE %d to %p\n", ie->ieee_hdr.len, *ppbuffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = wlan_cpu_to_le16(TLV_TYPE_PASSTHROUGH); ie_header.len = wlan_cpu_to_le16(ie->ieee_hdr.len + sizeof(IEEEtypes_Header_t)); memcpy_ext(priv->adapter, *ppbuffer, &ie_header, sizeof(ie_header), sizeof(ie_header)); /* Increment the return size and the return buffer pointer param */ *ppbuffer += sizeof(ie_header); ret_len += sizeof(ie_header); /* Copy the generic IE buffer to the output buffer, advance * pointer */ memcpy_ext(priv->adapter, *ppbuffer, ie, ie->ieee_hdr.len + sizeof(IEEEtypes_Header_t), ie->ieee_hdr.len + sizeof(IEEEtypes_Header_t)); /* Increment the return size and the return buffer pointer param */ *ppbuffer += ie->ieee_hdr.len + sizeof(IEEEtypes_Header_t); ret_len += ie->ieee_hdr.len + sizeof(IEEEtypes_Header_t); } /* return the length appended to the buffer */ LEAVE(); return ret_len; } /** * @brief Append TSF tracking info from the scan table for the target AP * * This function is called from the network join command prep. routine. * The TSF table TSF sent to the firmware contains two TSF values: * - the TSF of the target AP from its previous beacon/probe response * - the TSF timestamp of our local MAC at the time we observed the * beacon/probe response. * * The firmware uses the timestamp values to set an initial TSF value * in the MAC for the new association after a reassociation attempt. * * @param pmpriv A pointer to mlan_private structure * @param ppbuffer A pointer to command buffer pointer * @param pbss_desc A pointer to the BSS Descriptor from the scan table of * the AP we are trying to join * * @return bytes added to the buffer */ static int wlan_cmd_append_tsf_tlv(mlan_private *pmriv, t_u8 **ppbuffer, BSSDescriptor_t *pbss_desc) { MrvlIEtypes_TsfTimestamp_t tsf_tlv; t_u64 tsf_val; ENTER(); /* Null Checks */ if (ppbuffer == MNULL) { LEAVE(); return 0; } if (*ppbuffer == MNULL) { LEAVE(); return 0; } memset(pmriv->adapter, &tsf_tlv, 0x00, sizeof(MrvlIEtypes_TsfTimestamp_t)); tsf_tlv.header.type = wlan_cpu_to_le16(TLV_TYPE_TSFTIMESTAMP); tsf_tlv.header.len = wlan_cpu_to_le16(2 * sizeof(tsf_val)); memcpy_ext(pmriv->adapter, *ppbuffer, &tsf_tlv, sizeof(tsf_tlv.header), sizeof(tsf_tlv.header)); *ppbuffer += sizeof(tsf_tlv.header); /* TSF timestamp from the firmware TSF when the bcn/prb rsp was received */ tsf_val = wlan_cpu_to_le64(pbss_desc->network_tsf); memcpy_ext(pmriv->adapter, *ppbuffer, &tsf_val, sizeof(tsf_val), sizeof(tsf_val)); *ppbuffer += sizeof(tsf_val); memcpy_ext(pmriv->adapter, &tsf_val, pbss_desc->time_stamp, sizeof(pbss_desc->time_stamp), sizeof(tsf_val)); PRINTM(MINFO, "ASSOC: TSF offset calc: %016llx - %016llx\n", tsf_val, pbss_desc->network_tsf); memcpy_ext(pmriv->adapter, *ppbuffer, &tsf_val, sizeof(tsf_val), sizeof(tsf_val)); *ppbuffer += sizeof(tsf_val); LEAVE(); return sizeof(tsf_tlv.header) + (2 * sizeof(tsf_val)); } /** * @brief This function finds out the common rates between rate1 and rate2. * * It will fill common rates in rate1 as output if found. * * NOTE: Setting the MSB of the basic rates needs to be taken * care of, either before or after calling this function * * @param pmpriv A pointer to mlan_private structure * @param rate1 the buffer which keeps input and output * @param rate1_size the size of rate1 buffer * @param rate2 the buffer which keeps rate2 * @param rate2_size the size of rate2 buffer. * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ static mlan_status wlan_get_common_rates(mlan_private *pmpriv, t_u8 *rate1, t_u32 rate1_size, t_u8 *rate2, t_u32 rate2_size) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_callbacks *pcb = (mlan_callbacks *)&pmpriv->adapter->callbacks; t_u8 *ptr = rate1; t_u8 *tmp = MNULL; t_u32 i, j; ENTER(); ret = pcb->moal_malloc(pmpriv->adapter->pmoal_handle, rate1_size, MLAN_MEM_DEF, &tmp); if (ret != MLAN_STATUS_SUCCESS || !tmp) { PRINTM(MERROR, "Failed to allocate buffer\n"); ret = MLAN_STATUS_FAILURE; goto done; } memcpy_ext(pmpriv->adapter, tmp, rate1, rate1_size, rate1_size); memset(pmpriv->adapter, rate1, 0, rate1_size); for (i = 0; rate2[i] && i < rate2_size; i++) { for (j = 0; tmp[j] && j < rate1_size; j++) { /* Check common rate, excluding the bit * for basic rate */ if ((rate2[i] & 0x7F) == (tmp[j] & 0x7F)) { *rate1++ = tmp[j]; break; } } } HEXDUMP("rate1 (AP) Rates", tmp, rate1_size); HEXDUMP("rate2 (Card) Rates", rate2, rate2_size); HEXDUMP("Common Rates", ptr, rate1 - ptr); PRINTM(MINFO, "Tx DataRate is set to 0x%X\n", pmpriv->data_rate); if (!pmpriv->is_data_rate_auto) { while (*ptr) { if ((*ptr & 0x7f) == pmpriv->data_rate) { ret = MLAN_STATUS_SUCCESS; goto done; } ptr++; } PRINTM(MMSG, "Previously set fixed data rate %#x is not " "compatible with the network\n", pmpriv->data_rate); ret = MLAN_STATUS_FAILURE; goto done; } ret = MLAN_STATUS_SUCCESS; done: if (tmp) pcb->moal_mfree(pmpriv->adapter->pmoal_handle, tmp); LEAVE(); return ret; } /** * @brief Create the intersection of the rates supported by a target BSS and * our pmadapter settings for use in an assoc/join command. * * @param pmpriv A pointer to mlan_private structure * @param pbss_desc BSS Descriptor whose rates are used in the setup * @param pout_rates Output: Octet array of rates common between the BSS * and the pmadapter supported rates settings * @param pout_rates_size Output: Number of rates/octets set in pout_rates * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ static mlan_status wlan_setup_rates_from_bssdesc(mlan_private *pmpriv, BSSDescriptor_t *pbss_desc, t_u8 *pout_rates, t_u32 *pout_rates_size) { t_u8 card_rates[WLAN_SUPPORTED_RATES]; t_u32 card_rates_size = 0; ENTER(); /* Copy AP supported rates */ memcpy_ext(pmpriv->adapter, pout_rates, pbss_desc->supported_rates, WLAN_SUPPORTED_RATES, WLAN_SUPPORTED_RATES); if ((pmpriv->adapter->region_code == COUNTRY_CODE_JP_40 || pmpriv->adapter->region_code == COUNTRY_CODE_JP_FF) && (pbss_desc->phy_param_set.ds_param_set.current_chan == 14)) { /* Special Case: For Japan, 11G rates on CH14 are not allowed*/ card_rates_size = wlan_get_supported_rates( pmpriv, pmpriv->bss_mode, BAND_B, card_rates); } else { /* Get the STA supported rates */ card_rates_size = wlan_get_supported_rates(pmpriv, pmpriv->bss_mode, pmpriv->config_bands, card_rates); } /* Get the common rates between AP and STA supported rates */ if (wlan_get_common_rates(pmpriv, pout_rates, WLAN_SUPPORTED_RATES, card_rates, card_rates_size)) { *pout_rates_size = 0; PRINTM(MERROR, "wlan_get_common_rates failed\n"); LEAVE(); return MLAN_STATUS_FAILURE; } *pout_rates_size = MIN(wlan_strlen((char *)pout_rates), WLAN_SUPPORTED_RATES); LEAVE(); return MLAN_STATUS_SUCCESS; } /** * @brief Update the scan entry TSF timestamps to reflect a new association * * @param pmpriv A pointer to mlan_private structure * @param pnew_bss_desc A pointer to the newly associated AP's scan table entry * * @return N/A */ static t_void wlan_update_tsf_timestamps(mlan_private *pmpriv, BSSDescriptor_t *pnew_bss_desc) { mlan_adapter *pmadapter = pmpriv->adapter; t_u32 table_idx; t_u64 new_tsf_base; t_s64 tsf_delta; ENTER(); memcpy_ext(pmpriv->adapter, &new_tsf_base, pnew_bss_desc->time_stamp, sizeof(pnew_bss_desc->time_stamp), sizeof(new_tsf_base)); tsf_delta = new_tsf_base - pnew_bss_desc->network_tsf; PRINTM(MINFO, "TSF: Update TSF timestamps, 0x%016llx -> 0x%016llx\n", pnew_bss_desc->network_tsf, new_tsf_base); for (table_idx = 0; table_idx < pmadapter->num_in_scan_table; table_idx++) { pmadapter->pscan_table[table_idx].network_tsf += tsf_delta; } LEAVE(); } /** * @brief Append a wapi IE * * This function is called from the network join command prep. routine. * If the IE buffer has been setup by the application, this routine appends * the buffer as a wapi TLV type to the request. * * @param priv A pointer to mlan_private structure * @param ppbuffer pointer to command buffer pointer * * @return bytes added to the buffer */ static int wlan_cmd_append_wapi_ie(mlan_private *priv, t_u8 **ppbuffer) { int retlen = 0; MrvlIEtypesHeader_t ie_header; ENTER(); /* Null Checks */ if (ppbuffer == MNULL) { LEAVE(); return 0; } if (*ppbuffer == MNULL) { LEAVE(); return 0; } /* * If there is a wapi ie buffer setup, append it to the return * parameter buffer pointer. */ if (priv->wapi_ie_len) { PRINTM(MCMND, "append wapi ie %d to %p\n", priv->wapi_ie_len, *ppbuffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = wlan_cpu_to_le16(TLV_TYPE_WAPI_IE); ie_header.len = wlan_cpu_to_le16(priv->wapi_ie_len); memcpy_ext(priv->adapter, *ppbuffer, &ie_header, sizeof(ie_header), sizeof(ie_header)); /* Increment the return size and the return buffer pointer param */ *ppbuffer += sizeof(ie_header); retlen += sizeof(ie_header); /* Copy the wapi IE buffer to the output buffer, advance pointer */ memcpy_ext(priv->adapter, *ppbuffer, priv->wapi_ie, priv->wapi_ie_len, priv->wapi_ie_len); /* Increment the return size and the return buffer pointer param */ *ppbuffer += priv->wapi_ie_len; retlen += priv->wapi_ie_len; } /* return the length appended to the buffer */ LEAVE(); return retlen; } /** * @brief Append a osen IE * * This function is called from the network join command prep. routine. * If the IE buffer has been setup by the application, this routine appends * the buffer as a osen TLV type to the request. * * @param priv A pointer to mlan_private structure * @param ppbuffer pointer to command buffer pointer * * @return bytes added to the buffer */ static int wlan_cmd_append_osen_ie(mlan_private *priv, t_u8 **ppbuffer) { int retlen = 0; MrvlIEtypesHeader_t ie_header; ENTER(); /* Null Checks */ if (ppbuffer == MNULL) { LEAVE(); return 0; } if (*ppbuffer == MNULL) { LEAVE(); return 0; } /* * If there is a osen ie buffer setup, append it to the return * parameter buffer pointer. */ if (priv->osen_ie_len) { PRINTM(MCMND, "append osen ie %d to %p\n", priv->osen_ie_len, *ppbuffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = wlan_cpu_to_le16(TLV_TYPE_VENDOR_SPECIFIC_IE); ie_header.len = wlan_cpu_to_le16(priv->osen_ie[1]); memcpy_ext(priv->adapter, *ppbuffer, &ie_header, sizeof(ie_header), sizeof(ie_header)); /* Increment the return size and the return buffer pointer param */ *ppbuffer += sizeof(ie_header); retlen += sizeof(ie_header); /* Copy the osen IE buffer to the output buffer, advance pointer */ memcpy_ext(priv->adapter, *ppbuffer, &priv->osen_ie[2], priv->osen_ie[1], priv->osen_ie[1]); /* Increment the return size and the return buffer pointer param */ *ppbuffer += priv->osen_ie[1]; retlen += priv->osen_ie[1]; } /* return the length appended to the buffer */ LEAVE(); return retlen; } /** * @brief This function get the rsn_cap from RSN ie buffer. * * @param pmpriv A pointer to mlan_private structure * * @param data A pointer to rsn_ie data after IE header * @param return rsn_cap */ static t_u16 wlan_get_rsn_cap(t_u8 *data) { t_u16 rsn_cap = 0; t_u16 *ptr; t_u16 pairwise_cipher_count = 0; t_u16 akm_suite_count = 0; /* rsn_cap = data + 2 bytes version + 4 bytes * group_cipher_suite + 2 bytes pairwise_cipher_count + * pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + 2 bytes * akm_suite_count + akm_suite_count * AKM_SUITE_LEN */ ptr = (t_u16 *)(data + sizeof(t_u16) + 4 * sizeof(t_u8)); pairwise_cipher_count = wlan_le16_to_cpu(*ptr); ptr = (t_u16 *)(data + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN); akm_suite_count = wlan_le16_to_cpu(*ptr); ptr = (t_u16 *)(data + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16) + akm_suite_count * AKM_SUITE_LEN); rsn_cap = wlan_le16_to_cpu(*ptr); PRINTM(MCMND, "rsn_cap=0x%x\n", rsn_cap); return rsn_cap; } /** * @brief This function check if we should enable 11w * * @param pmpriv A pointer to mlan_private structure * * @param BSSDescriptor_t A pointer to BSSDescriptor_t data structure * @param return MTRUE/MFALSE */ static t_u8 wlan_use_mfp(mlan_private *pmpriv, BSSDescriptor_t *pbss_desc) { t_u16 ap_rsn_cap = 0; t_u16 sta_rsn_cap = 0; t_u8 ap_mfpc, ap_mfpr; t_u8 sta_mfpc, sta_mfpr; if (pmpriv->wpa_ie[0] != RSN_IE) return 0; sta_rsn_cap = wlan_get_rsn_cap(pmpriv->wpa_ie + 2); if (!pbss_desc->prsn_ie) return 0; ap_rsn_cap = wlan_get_rsn_cap(pbss_desc->prsn_ie->data); ap_mfpc = ((ap_rsn_cap & (0x1 << MFPC_BIT)) == (0x1 << MFPC_BIT)); ap_mfpr = ((ap_rsn_cap & (0x1 << MFPR_BIT)) == (0x1 << MFPR_BIT)); sta_mfpc = ((sta_rsn_cap & (0x1 << MFPC_BIT)) == (0x1 << MFPC_BIT)); sta_mfpr = ((sta_rsn_cap & (0x1 << MFPR_BIT)) == (0x1 << MFPR_BIT)); if (!ap_mfpc && !ap_mfpr) return MFALSE; if (!sta_mfpc && !sta_mfpr) return MFALSE; return MTRUE; } /******************************************************** Global Functions ********************************************************/ /** * @brief This function updates RSN IE in the association request. * * @param pmpriv A pointer to mlan_private structure * * @param ptlv_rsn_ie A pointer to rsn_ie TLV */ static int wlan_update_rsn_ie(mlan_private *pmpriv, MrvlIEtypes_RsnParamSet_t *ptlv_rsn_ie) { t_u16 *prsn_cap; t_u16 *ptr; t_u16 *akm_suite_count_ptr; t_u16 pmf_mask = 0x00; t_u8 *temp; t_u16 pairwise_cipher_count = 0; t_u16 akm_suite_count = 0; t_u16 temp_akm_suite_count = 0; int found = 0; t_u8 sha_256_oui[4] = {0x00, 0x0f, 0xac, 0x06}; t_u8 sae_oui[4] = {0x00, 0x0f, 0xac, 0x08}; mlan_adapter *pmadapter = pmpriv->adapter; int ap_mfpc = 0, ap_mfpr = 0, ret = MLAN_STATUS_SUCCESS; pmf_mask = (((pmpriv->pmfcfg.mfpc << MFPC_BIT) | (pmpriv->pmfcfg.mfpr << MFPR_BIT)) | (~PMF_MASK)); /* prsn_cap = prsn_ie->rsn_ie + 2 bytes version + 4 bytes * group_cipher_suite + 2 bytes pairwise_cipher_count + * pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + 2 bytes * akm_suite_count + akm_suite_count * AKM_SUITE_LEN */ ptr = (t_u16 *)(ptlv_rsn_ie->rsn_ie + sizeof(t_u16) + 4 * sizeof(t_u8)); pairwise_cipher_count = wlan_le16_to_cpu(*ptr); ptr = (t_u16 *)(ptlv_rsn_ie->rsn_ie + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN); temp_akm_suite_count = wlan_le16_to_cpu(*ptr); akm_suite_count = wlan_le16_to_cpu(*ptr); /* Save pointer to akm_suite_count in RSN IE to update it later */ akm_suite_count_ptr = ptr; temp = ptlv_rsn_ie->rsn_ie + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16); /* ptr now points to the 1st AKM suite */ if (temp_akm_suite_count > 1) { while (temp_akm_suite_count) { if (pmpriv->sec_info.authentication_mode == MLAN_AUTH_MODE_SAE) { if (!memcmp(pmadapter, temp, sae_oui, AKM_SUITE_LEN)) { found = 1; break; } } else if (!memcmp(pmadapter, temp, sha_256_oui, AKM_SUITE_LEN)) { found = 1; break; } temp += AKM_SUITE_LEN; temp_akm_suite_count--; } if (found) { /* Copy SHA256 as AKM suite */ memcpy_ext(pmadapter, ptlv_rsn_ie->rsn_ie + (sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16)), temp, AKM_SUITE_LEN, AKM_SUITE_LEN); /* Shift remaining bytes of RSN IE after this */ memmove(pmadapter, ptlv_rsn_ie->rsn_ie + (sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16) + AKM_SUITE_LEN), ptlv_rsn_ie->rsn_ie + (sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16) + akm_suite_count * AKM_SUITE_LEN), ptlv_rsn_ie->header.len - (sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16) + akm_suite_count * AKM_SUITE_LEN)); ptlv_rsn_ie->header.len = ptlv_rsn_ie->header.len - (akm_suite_count - 1) * AKM_SUITE_LEN; /* Update akm suite count */ akm_suite_count = 1; *akm_suite_count_ptr = akm_suite_count; } } ptr = (t_u16 *)(ptlv_rsn_ie->rsn_ie + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * PAIRWISE_CIPHER_SUITE_LEN + sizeof(t_u16) + akm_suite_count * AKM_SUITE_LEN); prsn_cap = ptr; ap_mfpc = ((*prsn_cap & (0x1 << MFPC_BIT)) == (0x1 << MFPC_BIT)); ap_mfpr = ((*prsn_cap & (0x1 << MFPR_BIT)) == (0x1 << MFPR_BIT)); if ((!ap_mfpc && !ap_mfpr && pmpriv->pmfcfg.mfpr) || ((!ap_mfpc) && ap_mfpr) || (ap_mfpc && ap_mfpr && (!pmpriv->pmfcfg.mfpc))) { PRINTM(MERROR, "Mismatch in PMF config of STA and AP, can't associate to AP\n"); return MLAN_STATUS_FAILURE; } if ((pmpriv->pmfcfg.mfpr && pmpriv->pmfcfg.mfpc) || pmpriv->pmfcfg.mfpc) { *prsn_cap |= PMF_MASK; *prsn_cap &= pmf_mask; } return ret; } /** * @brief This function is to find FT AKM in RSN. * * @param pmpriv A pointer to mlan_private structure * * @param rsn_ie A pointer to rsn_ie * */ t_u8 wlan_ft_akm_is_used(mlan_private *pmpriv, t_u8 *rsn_ie) { t_u8 *temp; t_u16 count; t_u16 pairwise_cipher_count = 0; t_u16 akm_suite_count = 0; t_u8 found = 0; t_u8 rsn_ft_1x_oui[4] = {0x00, 0x0f, 0xac, 0x03}; t_u8 rsn_ft_psk_oui[4] = {0x00, 0x0f, 0xac, 0x04}; t_u8 rsn_ft_sae_oui[4] = {0x00, 0x0f, 0xac, 0x09}; mlan_adapter *pmadapter = pmpriv->adapter; ENTER(); if (!rsn_ie) goto done; if (rsn_ie[0] != RSN_IE) goto done; /* 2 bytes header + 2 bytes version + 4 bytes group_cipher_suite + * 2 bytes pairwise_cipher_count + pairwise_cipher_count * * PAIRWISE_CIPHER_SUITE_LEN (4) + 2 bytes akm_suite_count + * akm_suite_count * AKM_SUITE_LEN (4) */ count = *(t_u16 *)(rsn_ie + 2 + 2 + 4 * sizeof(t_u8)); pairwise_cipher_count = wlan_le16_to_cpu(count); count = *(t_u16 *)(rsn_ie + 2 + 2 + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * 4); akm_suite_count = wlan_le16_to_cpu(count); temp = (t_u8 *)(rsn_ie + 2 + sizeof(t_u16) + 4 * sizeof(t_u8) + sizeof(t_u16) + pairwise_cipher_count * 4 + sizeof(t_u16)); while (akm_suite_count) { if (!memcmp(pmadapter, temp, rsn_ft_1x_oui, sizeof(rsn_ft_1x_oui)) || !memcmp(pmadapter, temp, rsn_ft_psk_oui, sizeof(rsn_ft_psk_oui)) || !memcmp(pmadapter, temp, rsn_ft_sae_oui, sizeof(rsn_ft_sae_oui))) { found = 1; break; } temp += 4; akm_suite_count--; } done: LEAVE(); return found; } /** * @brief This function is to find specific IE. * * @param ie A pointer to ie buffer * @param ie_len Length of ie buffer * @param ie_type Type of ie that wants to be found in ie buffer * * @return MFALSE if not found; MTURE if found */ static t_u8 wlan_find_ie(t_u8 *ie, t_u8 ie_len, t_u8 ie_type) { IEEEtypes_Header_t *pheader = MNULL; t_u8 *pos = MNULL; t_s8 ret_len; t_u8 ret = MFALSE; ENTER(); pos = (t_u8 *)ie; ret_len = ie_len; while (ret_len >= 2) { pheader = (IEEEtypes_Header_t *)pos; if ((t_s8)(pheader->len + sizeof(IEEEtypes_Header_t)) > ret_len) { PRINTM(MMSG, "invalid IE length = %d left len %d\n", pheader->len, ret_len); break; } if (pheader->element_id == ie_type) { ret = MTRUE; break; } ret_len -= pheader->len + sizeof(IEEEtypes_Header_t); pos += pheader->len + sizeof(IEEEtypes_Header_t); } LEAVE(); return ret; } /** * @brief This function prepares command of association. * * @param pmpriv A pointer to mlan_private structure * @param cmd A pointer to HostCmd_DS_COMMAND structure * @param pdata_buf A pointer cast of BSSDescriptor_t from the * scan table to assoc * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_cmd_802_11_associate(mlan_private *pmpriv, HostCmd_DS_COMMAND *cmd, t_void *pdata_buf) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_adapter *pmadapter = pmpriv->adapter; HostCmd_DS_802_11_ASSOCIATE *passo = &cmd->params.associate; BSSDescriptor_t *pbss_desc; MrvlIEtypes_SsIdParamSet_t *pssid_tlv; MrvlIEtypes_PhyParamSet_t *pphy_tlv; MrvlIEtypes_SsParamSet_t *pss_tlv; MrvlIEtypes_RatesParamSet_t *prates_tlv; MrvlIEtypes_AuthType_t *pauth_tlv = MNULL; MrvlIEtypes_RsnParamSet_t *prsn_ie_tlv = MNULL; MrvlIEtypes_SAE_PWE_Mode_t *prsnx_ie_tlv = MNULL; MrvlIEtypes_SecurityCfg_t *psecurity_cfg_ie = MNULL; MrvlIEtypes_ChanListParamSet_t *pchan_tlv; WLAN_802_11_RATES rates; t_u32 rates_size; t_u16 tmp_cap; t_u8 *pos; #ifdef DRV_EMBEDDED_SUPPLICANT void *rsn_wpa_ie_tmp = MNULL; #endif t_u8 ft_akm = 0; t_u8 oper_class; t_u8 oper_class_flag = MFALSE; MrvlIEtypes_HostMlme_t *host_mlme_tlv = MNULL; MrvlIEtypes_PrevBssid_t *prev_bssid_tlv = MNULL; t_u8 zero_mac[MLAN_MAC_ADDR_LENGTH] = {0}; ENTER(); pbss_desc = (BSSDescriptor_t *)pdata_buf; pos = (t_u8 *)passo; cmd->command = wlan_cpu_to_le16(HostCmd_CMD_802_11_ASSOCIATE); /* Save so we know which BSS Desc to use in the response handler */ pmpriv->pattempted_bss_desc = pbss_desc; /* clear assoc_rsp_size */ pmpriv->assoc_rsp_size = 0; pmpriv->assoc_req_size = 0; memcpy_ext(pmadapter, passo->peer_sta_addr, pbss_desc->mac_address, sizeof(pbss_desc->mac_address), sizeof(passo->peer_sta_addr)); pos += sizeof(passo->peer_sta_addr); /* Set the listen interval */ passo->listen_interval = wlan_cpu_to_le16(pmpriv->listen_interval); /* Set the beacon period */ passo->beacon_period = wlan_cpu_to_le16(pbss_desc->beacon_period); pos += sizeof(passo->cap_info); pos += sizeof(passo->listen_interval); pos += sizeof(passo->beacon_period); pos += sizeof(passo->dtim_period); pssid_tlv = (MrvlIEtypes_SsIdParamSet_t *)pos; pssid_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_SSID); pssid_tlv->header.len = (t_u16)pbss_desc->ssid.ssid_len; memcpy_ext(pmadapter, pssid_tlv->ssid, pbss_desc->ssid.ssid, pssid_tlv->header.len, pssid_tlv->header.len); pos += sizeof(pssid_tlv->header) + pssid_tlv->header.len; pssid_tlv->header.len = wlan_cpu_to_le16(pssid_tlv->header.len); pphy_tlv = (MrvlIEtypes_PhyParamSet_t *)pos; pphy_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_PHY_DS); pphy_tlv->header.len = sizeof(pphy_tlv->fh_ds.ds_param_set); memcpy_ext(pmadapter, &pphy_tlv->fh_ds.ds_param_set, &pbss_desc->phy_param_set.ds_param_set.current_chan, sizeof(pphy_tlv->fh_ds.ds_param_set), sizeof(pphy_tlv->fh_ds.ds_param_set)); pos += sizeof(pphy_tlv->header) + pphy_tlv->header.len; pphy_tlv->header.len = wlan_cpu_to_le16(pphy_tlv->header.len); pss_tlv = (MrvlIEtypes_SsParamSet_t *)pos; pss_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_CF); pss_tlv->header.len = sizeof(pss_tlv->cf_ibss.cf_param_set); pos += sizeof(pss_tlv->header) + pss_tlv->header.len; pss_tlv->header.len = wlan_cpu_to_le16(pss_tlv->header.len); /* Get the common rates supported between the driver and the BSS Desc */ if (wlan_setup_rates_from_bssdesc(pmpriv, pbss_desc, rates, &rates_size)) { ret = MLAN_STATUS_FAILURE; goto done; } /* Save the data rates into Current BSS state structure */ pmpriv->curr_bss_params.num_of_rates = rates_size; memcpy_ext(pmadapter, &pmpriv->curr_bss_params.data_rates, rates, rates_size, WLAN_SUPPORTED_RATES); /* Setup the Rates TLV in the association command */ prates_tlv = (MrvlIEtypes_RatesParamSet_t *)pos; prates_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_RATES); prates_tlv->header.len = wlan_cpu_to_le16((t_u16)rates_size); memcpy_ext(pmadapter, prates_tlv->rates, rates, rates_size, rates_size); pos += sizeof(prates_tlv->header) + rates_size; PRINTM(MINFO, "ASSOC_CMD: Rates size = %d\n", rates_size); /* Add the Authentication type to be used for Auth frames if needed */ if ((pmpriv->sec_info.authentication_mode != MLAN_AUTH_MODE_AUTO)) { pauth_tlv = (MrvlIEtypes_AuthType_t *)pos; pauth_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_AUTH_TYPE); pauth_tlv->header.len = sizeof(pauth_tlv->auth_type); if ((pmpriv->sec_info.wep_status == Wlan802_11WEPEnabled) || (pmpriv->sec_info.authentication_mode == MLAN_AUTH_MODE_NETWORKEAP)) pauth_tlv->auth_type = wlan_cpu_to_le16( (t_u16)pmpriv->sec_info.authentication_mode); else if (pmpriv->sec_info.authentication_mode == MLAN_AUTH_MODE_FT) pauth_tlv->auth_type = wlan_cpu_to_le16(AssocAgentAuth_FastBss_Skip); else if (pmpriv->sec_info.authentication_mode == MLAN_AUTH_MODE_SAE) pauth_tlv->auth_type = wlan_cpu_to_le16(AssocAgentAuth_Wpa3Sae); else pauth_tlv->auth_type = wlan_cpu_to_le16(MLAN_AUTH_MODE_OPEN); pos += sizeof(pauth_tlv->header) + pauth_tlv->header.len; pauth_tlv->header.len = wlan_cpu_to_le16(pauth_tlv->header.len); } if ((pauth_tlv != MNULL) && (pauth_tlv->auth_type == wlan_cpu_to_le16(AssocAgentAuth_Wpa3Sae))) { if (pbss_desc->prsnx_ie && pbss_desc->prsnx_ie->ieee_hdr.len && (pbss_desc->prsnx_ie->data[0] & (0x1 << SAE_H2E_BIT))) { MrvlIEtypes_SAE_PWE_Mode_t *psae_pwe_mode_tlv; /* Setup the sae pwe derivation mode TLV in the * association command */ psae_pwe_mode_tlv = (MrvlIEtypes_SAE_PWE_Mode_t *)pos; psae_pwe_mode_tlv->header.type = wlan_cpu_to_le16( TLV_TYPE_WPA3_SAE_PWE_DERIVATION_MODE); psae_pwe_mode_tlv->header.len = sizeof(psae_pwe_mode_tlv->pwe); psae_pwe_mode_tlv->pwe[0] = pbss_desc->prsnx_ie->data[0]; pos += sizeof(psae_pwe_mode_tlv->header) + sizeof(psae_pwe_mode_tlv->pwe); } } if (IS_SUPPORT_MULTI_BANDS(pmadapter) && (pbss_desc->bss_band & pmpriv->config_bands) && !(ISSUPP_11NENABLED(pmadapter->fw_cap_info) && (!pbss_desc->disable_11n) && (pmpriv->config_bands & BAND_GN || pmpriv->config_bands & BAND_AN) && (pbss_desc->pht_cap))) { /* Append a channel TLV for the channel the attempted AP was * found on */ pchan_tlv = (MrvlIEtypes_ChanListParamSet_t *)pos; pchan_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_CHANLIST); pchan_tlv->header.len = wlan_cpu_to_le16(sizeof(ChanScanParamSet_t)); memset(pmadapter, pchan_tlv->chan_scan_param, 0x00, sizeof(ChanScanParamSet_t)); pchan_tlv->chan_scan_param[0].chan_number = (pbss_desc->phy_param_set.ds_param_set.current_chan); PRINTM(MINFO, "Assoc: TLV Chan = %d\n", pchan_tlv->chan_scan_param[0].chan_number); pchan_tlv->chan_scan_param[0].bandcfg.chanBand = wlan_band_to_radio_type(pbss_desc->bss_band); PRINTM(MINFO, "Assoc: TLV Bandcfg = %x\n", pchan_tlv->chan_scan_param[0].bandcfg); pos += sizeof(pchan_tlv->header) + sizeof(ChanScanParamSet_t); } if (!pmpriv->wps.session_enable) { if ((pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.wpa2_enabled)) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; /* WPA_IE or RSN_IE */ prsn_ie_tlv->header.type = (t_u16)pmpriv->wpa_ie[0]; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16(prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)pmpriv->wpa_ie[1]; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie) - 2)) memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &pmpriv->wpa_ie[2], prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ASSOC_CMD: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16(prsn_ie_tlv->header.len); /** parse rsn ie to find whether ft akm is used*/ ft_akm = wlan_ft_akm_is_used(pmpriv, pmpriv->wpa_ie); /* Append PMF Configuration coming from cfg80211 layer */ psecurity_cfg_ie = (MrvlIEtypes_SecurityCfg_t *)pos; psecurity_cfg_ie->header.type = wlan_cpu_to_le16(TLV_TYPE_SECURITY_CFG); pmpriv->curr_bss_params.use_mfp = wlan_use_mfp(pmpriv, pbss_desc); PRINTM(MCMND, "use_mfp=%d\n", pmpriv->curr_bss_params.use_mfp); if (!pmpriv->curr_bss_params.use_mfp) psecurity_cfg_ie->use_mfp = MFALSE; else psecurity_cfg_ie->use_mfp = MTRUE; psecurity_cfg_ie->header.len = sizeof(t_u8); pos += sizeof(psecurity_cfg_ie->header) + psecurity_cfg_ie->header.len; } #ifdef DRV_EMBEDDED_SUPPLICANT else if (supplicantIsEnabled(pmpriv->psapriv)) { supplicantClrEncryptKey(pmpriv->psapriv); if (pbss_desc->prsn_ie) rsn_wpa_ie_tmp = pbss_desc->prsn_ie; else if (pbss_desc->pwpa_ie) rsn_wpa_ie_tmp = pbss_desc->pwpa_ie; prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; pos += supplicantFormatRsnWpaTlv( pmpriv->psapriv, rsn_wpa_ie_tmp, prsn_ie_tlv); } #endif else if (pmpriv->sec_info.ewpa_enabled) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; if (pbss_desc->pwpa_ie) { prsn_ie_tlv->header.type = (t_u16)(*(pbss_desc->pwpa_ie)) .vend_hdr.element_id; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16( prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)(*(pbss_desc->pwpa_ie)) .vend_hdr.len; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie))) { memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &((*(pbss_desc->pwpa_ie)) .vend_hdr.oui[0]), prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); } else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ASSOC_CMD: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16( prsn_ie_tlv->header.len); } if (pbss_desc->prsn_ie) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; prsn_ie_tlv->header.type = (t_u16)(*(pbss_desc->prsn_ie)) .ieee_hdr.element_id; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16( prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)(*(pbss_desc->prsn_ie)) .ieee_hdr.len; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie))) { memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &((*(pbss_desc->prsn_ie)) .data[0]), prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); ret = wlan_update_rsn_ie(pmpriv, prsn_ie_tlv); if (ret != MLAN_STATUS_SUCCESS) { goto done; } } else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ASSOC_CMD: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16( prsn_ie_tlv->header.len); } if (pbss_desc->prsnx_ie) { prsnx_ie_tlv = (MrvlIEtypes_SAE_PWE_Mode_t *)pos; prsnx_ie_tlv->header.type = (t_u16)(*(pbss_desc->prsnx_ie)) .ieee_hdr.element_id; prsnx_ie_tlv->header.type = prsnx_ie_tlv->header.type & 0x00FF; prsnx_ie_tlv->header.type = wlan_cpu_to_le16( prsnx_ie_tlv->header.type); prsnx_ie_tlv->header.len = (t_u16)(*(pbss_desc->prsnx_ie)) .ieee_hdr.len; prsnx_ie_tlv->header.len = prsnx_ie_tlv->header.len & 0x00FF; memcpy_ext(pmadapter, prsnx_ie_tlv->pwe, &((*(pbss_desc->prsnx_ie)).data[0]), prsnx_ie_tlv->header.len, prsnx_ie_tlv->header.len); HEXDUMP("ASSOC_CMD: RSNX IE", (t_u8 *)prsnx_ie_tlv, sizeof(prsnx_ie_tlv->header) + prsnx_ie_tlv->header.len); pos += sizeof(prsnx_ie_tlv->header) + prsnx_ie_tlv->header.len; prsnx_ie_tlv->header.len = wlan_cpu_to_le16( prsnx_ie_tlv->header.len); } } } if (ISSUPP_11NENABLED(pmadapter->fw_cap_info) && (!pbss_desc->disable_11n) && wlan_11n_bandconfig_allowed(pmpriv, pbss_desc->bss_band)) wlan_cmd_append_11n_tlv(pmpriv, pbss_desc, &pos); else if ((pmpriv->hotspot_cfg & HOTSPOT_ENABLED) && !(pmpriv->hotspot_cfg & HOTSPOT_BY_SUPPLICANT)) wlan_add_ext_capa_info_ie(pmpriv, pbss_desc, &pos); if (pmpriv->adapter->ecsa_enable) { oper_class_flag = wlan_find_ie(pmpriv->gen_ie_buf, pmpriv->gen_ie_buf_len, REGULATORY_CLASS); if (!oper_class_flag) { if (MLAN_STATUS_SUCCESS == wlan_get_curr_oper_class( pmpriv, pbss_desc->phy_param_set.ds_param_set .current_chan, pbss_desc->curr_bandwidth, &oper_class)) wlan_add_supported_oper_class_ie(pmpriv, &pos, oper_class); } } if (ISSUPP_11ACENABLED(pmadapter->fw_cap_info) && (!pbss_desc->disable_11n) && wlan_11ac_bandconfig_allowed(pmpriv, pbss_desc->bss_band)) wlan_cmd_append_11ac_tlv(pmpriv, pbss_desc, &pos); if ((IS_FW_SUPPORT_11AX(pmadapter)) && wlan_11ax_bandconfig_allowed(pmpriv, pbss_desc)) wlan_cmd_append_11ax_tlv(pmpriv, pbss_desc, &pos); wlan_wmm_process_association_req(pmpriv, &pos, &pbss_desc->wmm_ie); if (pmpriv->sec_info.wapi_enabled && pmpriv->wapi_ie_len) wlan_cmd_append_wapi_ie(pmpriv, &pos); if (pmpriv->sec_info.osen_enabled && pmpriv->osen_ie_len) wlan_cmd_append_osen_ie(pmpriv, &pos); wlan_cmd_append_generic_ie(pmpriv, &pos); if (ft_akm && pbss_desc->pmd_ie) wlan_cmd_append_pass_through_ie( pmpriv, (IEEEtypes_Generic_t *)pbss_desc->pmd_ie, &pos); wlan_cmd_append_tsf_tlv(pmpriv, &pos, pbss_desc); if (pmpriv->curr_bss_params.host_mlme) { host_mlme_tlv = (MrvlIEtypes_HostMlme_t *)pos; host_mlme_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_HOST_MLME); host_mlme_tlv->header.len = wlan_cpu_to_le16(sizeof(host_mlme_tlv->host_mlme)); host_mlme_tlv->host_mlme = MTRUE; pos += sizeof(host_mlme_tlv->header) + host_mlme_tlv->header.len; } if (memcmp(pmadapter, &pmpriv->curr_bss_params.prev_bssid, zero_mac, MLAN_MAC_ADDR_LENGTH)) { prev_bssid_tlv = (MrvlIEtypes_PrevBssid_t *)pos; prev_bssid_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_PREV_BSSID); prev_bssid_tlv->header.len = MLAN_MAC_ADDR_LENGTH; memcpy_ext(pmadapter, prev_bssid_tlv->prev_bssid, &pmpriv->curr_bss_params.prev_bssid, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); PRINTM(MCMND, "ASSOCIATE: PREV_BSSID = " MACSTR "\n", MAC2STR(pmpriv->curr_bss_params.prev_bssid)); pos += sizeof(prev_bssid_tlv->header) + MLAN_MAC_ADDR_LENGTH; } if (wlan_11d_create_dnld_countryinfo(pmpriv, pbss_desc->bss_band)) { PRINTM(MERROR, "Dnld_countryinfo_11d failed\n"); ret = MLAN_STATUS_FAILURE; goto done; } if (wlan_11d_parse_dnld_countryinfo(pmpriv, pmpriv->pattempted_bss_desc)) { ret = MLAN_STATUS_FAILURE; goto done; } /* * Call 11h join API after capability bits are set so adhoc/infra 11h * behavior can be properly triggered. pos modified if data is appended */ wlan_11h_process_join( pmpriv, &pos, &passo->cap_info, (t_u8)pbss_desc->bss_band, pbss_desc->phy_param_set.ds_param_set.current_chan, &pbss_desc->wlan_11h_bss_info); cmd->size = wlan_cpu_to_le16((t_u16)(pos - (t_u8 *)passo) + S_DS_GEN); /* Set the Capability info at last */ memcpy_ext(pmadapter, &tmp_cap, &pbss_desc->cap_info, sizeof(passo->cap_info), sizeof(tmp_cap)); if (pmpriv->config_bands == BAND_B) SHORT_SLOT_TIME_DISABLED(tmp_cap); tmp_cap &= CAPINFO_MASK; PRINTM(MINFO, "ASSOC_CMD: tmp_cap=%4X CAPINFO_MASK=%4lX\n", tmp_cap, CAPINFO_MASK); tmp_cap = wlan_cpu_to_le16(tmp_cap); memcpy_ext(pmadapter, &passo->cap_info, &tmp_cap, sizeof(tmp_cap), sizeof(passo->cap_info)); done: LEAVE(); return ret; } /** * @brief Association firmware command response handler * * The response buffer for the association command has the following * memory layout. * * For cases where an association response was not received (indicated * by the CapInfo and AId field): * * .------------------------------------------------------------. * | Header(4 * sizeof(t_u16)): Standard command response hdr | * .------------------------------------------------------------. * | cap_info/Error Return(t_u16): | * | 0xFFFF(-1): Internal error for association | * | 0xFFFE(-2): Authentication unhandled message | * | 0xFFFD(-3): Authentication refused | * | 0xFFFC(-4): Timeout waiting for AP response | * | 0xFFFB(-5): Internal error for authentication | * .------------------------------------------------------------. * | status_code(t_u16): | * | If cap_info is -1: | * | An internal firmware failure prevented the | * | command from being processed. The status code | * | is 6 if associate response parameter invlaid, | * | 1 otherwise. | * | | * | If cap_info is -2: | * | An authentication frame was received but was | * | not handled by the firmware. IEEE Status code | * | for the failure is returned. | * | | * | If cap_info is -3: | * | An authentication frame was received and the | * | status_code is the IEEE Status reported in the | * | response. | * | | * | If cap_info is -4: | * | (1) Association response timeout | * | (2) Authentication response timeout | * | | * | If cap_info is -5: | * | An internal firmware failure prevented the | * | command from being processed. The status code | * | is 6 if authentication parameter invlaid, | * | 1 otherwise. | * .------------------------------------------------------------. * | a_id(t_u16): 0xFFFF | * .------------------------------------------------------------. * * * For cases where an association response was received, the IEEE * standard association response frame is returned: * * .------------------------------------------------------------. * | Header(4 * sizeof(t_u16)): Standard command response hdr | * .------------------------------------------------------------. * | cap_info(t_u16): IEEE Capability | * .------------------------------------------------------------. * | status_code(t_u16): IEEE Status Code | * .------------------------------------------------------------. * | a_id(t_u16): IEEE Association ID | * .------------------------------------------------------------. * | IEEE IEs(variable): Any received IEs comprising the | * | remaining portion of a received | * | association response frame. | * .------------------------------------------------------------. * * For simplistic handling, the status_code field can be used to determine * an association success (0) or failure (non-zero). * * @param pmpriv A pointer to mlan_private structure * @param resp A pointer to HostCmd_DS_COMMAND * @param pioctl_buf A pointer to mlan_ioctl_req structure * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_ret_802_11_associate(mlan_private *pmpriv, HostCmd_DS_COMMAND *resp, t_void *pioctl_buf) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_ioctl_req *pioctl_req = (mlan_ioctl_req *)pioctl_buf; IEEEtypes_AssocRsp_t *passoc_rsp; BSSDescriptor_t *pbss_desc; t_u8 enable_data = MTRUE; t_u8 event_buf[100]; mlan_event *pevent = (mlan_event *)event_buf; t_u8 cur_mac[MLAN_MAC_ADDR_LENGTH]; t_u8 media_connected = pmpriv->media_connected; mlan_adapter *pmadapter = pmpriv->adapter; assoc_logger_data *assoc_succ; mlan_ds_bss *bss; IEEEtypes_MgmtHdr_t *hdr; ENTER(); if (pmpriv->curr_bss_params.host_mlme) { hdr = (IEEEtypes_MgmtHdr_t *)&resp->params; if (!memcmp(pmpriv->adapter, hdr->BssId, pmpriv->pattempted_bss_desc->mac_address, MLAN_MAC_ADDR_LENGTH)) passoc_rsp = (IEEEtypes_AssocRsp_t *)((t_u8 *)(&resp->params) + sizeof(IEEEtypes_MgmtHdr_t)); else passoc_rsp = (IEEEtypes_AssocRsp_t *)&resp->params; } else passoc_rsp = (IEEEtypes_AssocRsp_t *)&resp->params; passoc_rsp->status_code = wlan_le16_to_cpu(passoc_rsp->status_code); if (pmpriv->media_connected == MTRUE) memcpy_ext(pmpriv->adapter, cur_mac, pmpriv->curr_bss_params.bss_descriptor.mac_address, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); HEXDUMP("ASSOC_RESP:", (t_u8 *)&resp->params, (resp->size - S_DS_GEN)); pmpriv->assoc_rsp_size = MIN(resp->size - S_DS_GEN, sizeof(pmpriv->assoc_rsp_buf)); memcpy_ext(pmpriv->adapter, pmpriv->assoc_rsp_buf, &resp->params, pmpriv->assoc_rsp_size, pmpriv->assoc_rsp_size); if (pioctl_req != MNULL) { bss = (mlan_ds_bss *)pioctl_req->pbuf; bss->param.ssid_bssid.assoc_rsp.assoc_resp_len = pmpriv->assoc_rsp_size; memcpy_ext(pmpriv->adapter, bss->param.ssid_bssid.assoc_rsp.assoc_resp_buf, pmpriv->assoc_rsp_buf, pmpriv->assoc_rsp_size, ASSOC_RSP_BUF_SIZE); } if (passoc_rsp->status_code) { if (pmpriv->media_connected == MTRUE) { if (pmpriv->port_ctrl_mode == MTRUE) pmpriv->port_open = pmpriv->prior_port_status; if (!memcmp(pmpriv->adapter, cur_mac, pmpriv->pattempted_bss_desc->mac_address, MLAN_MAC_ADDR_LENGTH)) wlan_reset_connect_state(pmpriv, MTRUE); else wlan_recv_event( pmpriv, MLAN_EVENT_ID_DRV_ASSOC_FAILURE_REPORT, MNULL); } else wlan_reset_connect_state(pmpriv, MTRUE); pmpriv->adapter->dbg.num_cmd_assoc_failure++; pmpriv->adapter->dbg.num_cons_assoc_failure++; PRINTM(MERROR, "ASSOC_RESP: Association Failed, " "status code = %d, error = 0x%x, a_id = 0x%x\n", passoc_rsp->status_code, wlan_le16_to_cpu(*(t_u16 *)&passoc_rsp->capability), wlan_le16_to_cpu(passoc_rsp->a_id)); memset(pmadapter, event_buf, 0, sizeof(event_buf)); pevent->bss_index = pmpriv->bss_index; pevent->event_id = MLAN_EVENT_ID_DRV_ASSOC_FAILURE_LOGGER; pevent->event_len = sizeof(passoc_rsp->status_code); memcpy_ext(pmpriv->adapter, (t_u8 *)pevent->event_buf, &passoc_rsp->status_code, pevent->event_len, pevent->event_len); wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_ASSOC_FAILURE_LOGGER, pevent); ret = MLAN_STATUS_FAILURE; goto done; } /* Send a Media Connected event, according to the Spec */ pmpriv->media_connected = MTRUE; pmpriv->adapter->pps_uapsd_mode = MFALSE; pmpriv->adapter->tx_lock_flag = MFALSE; pmpriv->adapter->delay_null_pkt = MFALSE; /* Set the attempted BSSID Index to current */ pbss_desc = pmpriv->pattempted_bss_desc; PRINTM(MCMND, "ASSOC_RESP: %-32s (a_id = 0x%x)\n", pbss_desc->ssid.ssid, wlan_le16_to_cpu(passoc_rsp->a_id)); /* Restore default extended capabilities */ memcpy_ext(pmpriv->adapter, &pmpriv->ext_cap, &pmpriv->def_ext_cap, sizeof(pmpriv->ext_cap), sizeof(pmpriv->ext_cap)); /* Make a copy of current BSSID descriptor */ memcpy_ext(pmpriv->adapter, &pmpriv->curr_bss_params.bss_descriptor, pbss_desc, sizeof(BSSDescriptor_t), sizeof(BSSDescriptor_t)); /* Update curr_bss_params */ pmpriv->curr_bss_params.bss_descriptor.channel = pbss_desc->phy_param_set.ds_param_set.current_chan; pmpriv->curr_bss_params.band = pbss_desc->bss_band; /* Store current channel for further reference. * This would save one extra call to get current * channel when disconnect/bw_ch event is raised. */ pmpriv->adapter->dfsr_channel = pmpriv->curr_bss_params.bss_descriptor.channel; /*` * Adjust the timestamps in the scan table to be relative to the newly * associated AP's TSF */ wlan_update_tsf_timestamps(pmpriv, pbss_desc); if (pbss_desc->wmm_ie.vend_hdr.element_id == WMM_IE) pmpriv->curr_bss_params.wmm_enabled = MTRUE; else pmpriv->curr_bss_params.wmm_enabled = MFALSE; if (pmpriv->wmm_required && pmpriv->curr_bss_params.wmm_enabled) pmpriv->wmm_enabled = MTRUE; else pmpriv->wmm_enabled = MFALSE; pmpriv->curr_bss_params.wmm_uapsd_enabled = MFALSE; if (pmpriv->wmm_enabled == MTRUE) pmpriv->curr_bss_params.wmm_uapsd_enabled = pbss_desc->wmm_ie.qos_info.qos_uapsd; PRINTM(MINFO, "ASSOC_RESP: curr_pkt_filter is 0x%x\n", pmpriv->curr_pkt_filter); if (pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.wpa2_enabled) pmpriv->wpa_is_gtk_set = MFALSE; if (pmpriv->wmm_enabled) /* Don't re-enable carrier until we get the WMM_GET_STATUS event */ enable_data = MFALSE; else /* Since WMM is not enabled, setup the queues with the defaults */ wlan_wmm_setup_queues(pmpriv); if (enable_data) PRINTM(MINFO, "Post association, re-enabling data flow\n"); /* Reset SNR/NF/RSSI values */ pmpriv->data_rssi_last = 0; pmpriv->data_nf_last = 0; pmpriv->data_rssi_avg = 0; pmpriv->data_nf_avg = 0; pmpriv->bcn_rssi_last = 0; pmpriv->bcn_nf_last = 0; pmpriv->bcn_rssi_avg = 0; pmpriv->bcn_nf_avg = 0; pmpriv->rxpd_rate = 0; pmpriv->rxpd_rate_info = 0; /* Reset mib statistics*/ pmpriv->amsdu_rx_cnt = 0; pmpriv->amsdu_tx_cnt = 0; pmpriv->msdu_in_rx_amsdu_cnt = 0; pmpriv->msdu_in_tx_amsdu_cnt = 0; if (pbss_desc->pvht_cap && pbss_desc->pht_cap) { if (GET_VHTCAP_MAXMPDULEN( pbss_desc->pvht_cap->vht_cap.vht_cap_info) == 2) pmpriv->max_amsdu = MLAN_TX_DATA_BUF_SIZE_12K; else if (GET_VHTCAP_MAXMPDULEN( pbss_desc->pvht_cap->vht_cap.vht_cap_info) == 1) pmpriv->max_amsdu = MLAN_TX_DATA_BUF_SIZE_8K; else pmpriv->max_amsdu = MLAN_TX_DATA_BUF_SIZE_4K; } else if (pbss_desc->pht_cap) { if (GETHT_MAXAMSDU(pbss_desc->pht_cap->ht_cap.ht_cap_info)) pmpriv->max_amsdu = MLAN_TX_DATA_BUF_SIZE_8K; else pmpriv->max_amsdu = MLAN_TX_DATA_BUF_SIZE_4K; } wlan_save_curr_bcn(pmpriv); pmpriv->adapter->dbg.num_cmd_assoc_success++; pmpriv->adapter->dbg.num_cons_assoc_failure = 0; PRINTM(MINFO, "ASSOC_RESP: Associated\n"); pevent->bss_index = pmpriv->bss_index; pevent->event_id = MLAN_EVENT_ID_DRV_CONNECTED; pevent->event_len = MLAN_MAC_ADDR_LENGTH; memcpy_ext(pmpriv->adapter, (t_u8 *)pevent->event_buf, (t_u8 *)pmpriv->curr_bss_params.bss_descriptor.mac_address, MLAN_MAC_ADDR_LENGTH, pevent->event_len); /* Add the ra_list here for infra mode as there will be only 1 ra always */ if (media_connected) { /** replace ralist's mac address with new mac address */ if (0 == wlan_ralist_update( pmpriv, cur_mac, pmpriv->curr_bss_params.bss_descriptor.mac_address)) wlan_ralist_add(pmpriv, pmpriv->curr_bss_params.bss_descriptor .mac_address); wlan_11n_cleanup_reorder_tbl(pmpriv); wlan_11n_deleteall_txbastream_tbl(pmpriv); } else wlan_ralist_add( pmpriv, pmpriv->curr_bss_params.bss_descriptor.mac_address); wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_CONNECTED, pevent); wlan_coex_ampdu_rxwinsize(pmpriv->adapter); if (!pmpriv->sec_info.wpa_enabled && !pmpriv->sec_info.wpa2_enabled && !pmpriv->sec_info.ewpa_enabled && !pmpriv->sec_info.wapi_enabled && !pmpriv->wps.session_enable && !pmpriv->sec_info.osen_enabled #ifdef DRV_EMBEDDED_SUPPLICANT && !supplicantIsEnabled(pmpriv->psapriv) #endif ) { /* We are in Open/WEP mode, open port immediately */ if (pmpriv->port_ctrl_mode == MTRUE) { pmpriv->port_open = MTRUE; PRINTM(MINFO, "ASSOC_RESP: port_status = OPEN\n"); } } if (pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.wpa2_enabled || pmpriv->sec_info.ewpa_enabled || pmpriv->sec_info.wapi_enabled || pmpriv->wps.session_enable || pmpriv->sec_info.osen_enabled #ifdef DRV_EMBEDDED_SUPPLICANT || (supplicantIsEnabled(pmpriv->psapriv)) #endif ) pmpriv->adapter->scan_block = MTRUE; #ifdef DRV_EMBEDDED_SUPPLICANT supplicantInitSession( pmpriv->psapriv, (t_u8 *)&pmpriv->curr_bss_params.bss_descriptor.ssid.ssid, pmpriv->curr_bss_params.bss_descriptor.ssid.ssid_len, (t_u8 *)&pmpriv->curr_bss_params.bss_descriptor.mac_address, (t_u8 *)&pmpriv->curr_addr); #endif pevent = (mlan_event *)event_buf; memset(pmadapter, event_buf, 0, sizeof(event_buf)); pevent->bss_index = pmpriv->bss_index; pevent->event_id = MLAN_EVENT_ID_DRV_ASSOC_SUCC_LOGGER; pevent->event_len = sizeof(assoc_logger_data); assoc_succ = (assoc_logger_data *)pevent->event_buf; memcpy_ext(pmpriv->adapter, (t_u8 *)assoc_succ->bssid, pbss_desc->mac_address, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); memcpy_ext(pmpriv->adapter, (t_u8 *)assoc_succ->oui, pbss_desc->mac_address, MLAN_MAC_ADDR_LENGTH / 2, MLAN_MAC_ADDR_LENGTH / 2); memcpy_ext(pmpriv->adapter, (t_u8 *)assoc_succ->ssid, pbss_desc->ssid.ssid, pbss_desc->ssid.ssid_len, MLAN_MAX_SSID_LENGTH); assoc_succ->rssi = pbss_desc->rssi; assoc_succ->channel = pbss_desc->channel; wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_ASSOC_SUCC_LOGGER, pevent); done: /* Need to indicate IOCTL complete */ if (pioctl_req != MNULL) { if (ret != MLAN_STATUS_SUCCESS) { if (passoc_rsp->status_code) pioctl_req->status_code = (wlan_le16_to_cpu(*(t_u16 *)&passoc_rsp ->capability) << 16) + passoc_rsp->status_code; else pioctl_req->status_code = MLAN_ERROR_CMD_ASSOC_FAIL; } else { pioctl_req->status_code = MLAN_ERROR_NO_ERROR; } } LEAVE(); return ret; } /** * @brief This function prepares command of ad_hoc_start. * * @param pmpriv A pointer to mlan_private structure * @param cmd A pointer to HostCmd_DS_COMMAND structure * @param pdata_buf A pointer cast of mlan_802_11_ssid structure * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_cmd_802_11_ad_hoc_start(mlan_private *pmpriv, HostCmd_DS_COMMAND *cmd, t_void *pdata_buf) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_adapter *pmadapter = pmpriv->adapter; HostCmd_DS_802_11_AD_HOC_START *padhoc_start = &cmd->params.adhoc_start; BSSDescriptor_t *pbss_desc; t_u32 cmd_append_size = 0; t_u32 i; t_u16 tmp_cap; MrvlIEtypes_ChanListParamSet_t *pchan_tlv; MrvlIEtypes_RsnParamSet_t *prsn_ie_tlv; /* wpa ie for WPA_NONE AES */ const t_u8 wpa_ie[24] = {0xdd, 0x16, 0x00, 0x50, 0xf2, 0x01, 0x01, 0x00, 0x00, 0x50, 0xf2, 0x04, 0x01, 0x00, 0x00, 0x50, 0xf2, 0x00, 0x01, 0x00, 0x00, 0x50, 0xf2, 0x00}; t_s32 append_size_11h = 0; t_u8 *pos = (t_u8 *)padhoc_start + sizeof(HostCmd_DS_802_11_AD_HOC_START); ENTER(); if (!pmadapter) { ret = MLAN_STATUS_FAILURE; goto done; } cmd->command = wlan_cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_START); pbss_desc = &pmpriv->curr_bss_params.bss_descriptor; pmpriv->pattempted_bss_desc = pbss_desc; /* * Fill in the parameters for 2 data structures: * 1. HostCmd_DS_802_11_AD_HOC_START command * 2. pbss_desc * Driver will fill up SSID, bss_mode,IBSS param, Physical Param, * probe delay, and Cap info. * Firmware will fill up beacon period, Basic rates * and operational rates. */ memset(pmadapter, padhoc_start->ssid, 0, MLAN_MAX_SSID_LENGTH); memcpy_ext(pmadapter, padhoc_start->ssid, ((mlan_802_11_ssid *)pdata_buf)->ssid, ((mlan_802_11_ssid *)pdata_buf)->ssid_len, MLAN_MAX_SSID_LENGTH); PRINTM(MINFO, "ADHOC_S_CMD: SSID = %s\n", padhoc_start->ssid); memset(pmadapter, pbss_desc->ssid.ssid, 0, MLAN_MAX_SSID_LENGTH); memcpy_ext(pmadapter, pbss_desc->ssid.ssid, ((mlan_802_11_ssid *)pdata_buf)->ssid, ((mlan_802_11_ssid *)pdata_buf)->ssid_len, MLAN_MAX_SSID_LENGTH); pbss_desc->ssid.ssid_len = MIN(MLAN_MAX_SSID_LENGTH, ((mlan_802_11_ssid *)pdata_buf)->ssid_len); /* Set the BSS mode */ padhoc_start->bss_mode = HostCmd_BSS_MODE_IBSS; pbss_desc->bss_mode = MLAN_BSS_MODE_IBSS; padhoc_start->beacon_period = wlan_cpu_to_le16(pmpriv->beacon_period); pbss_desc->beacon_period = pmpriv->beacon_period; /* Set Physical param set */ /** Parameter IE Id */ #define DS_PARA_IE_ID 3 /** Parameter IE length */ #define DS_PARA_IE_LEN 1 padhoc_start->phy_param_set.ds_param_set.element_id = DS_PARA_IE_ID; padhoc_start->phy_param_set.ds_param_set.len = DS_PARA_IE_LEN; if (!wlan_get_cfp_by_band_and_channel( pmadapter, pmadapter->adhoc_start_band, (t_u16)pmpriv->adhoc_channel, pmadapter->region_channel)) { chan_freq_power_t *cfp; cfp = wlan_get_cfp_by_band_and_channel( pmadapter, pmadapter->adhoc_start_band, FIRST_VALID_CHANNEL, pmadapter->region_channel); if (cfp) pmpriv->adhoc_channel = (t_u8)cfp->channel; } MASSERT(pmpriv->adhoc_channel); PRINTM(MINFO, "ADHOC_S_CMD: Creating ADHOC on Channel %d\n", pmpriv->adhoc_channel); pmpriv->curr_bss_params.bss_descriptor.channel = pmpriv->adhoc_channel; pmpriv->curr_bss_params.band = pmadapter->adhoc_start_band; pbss_desc->channel = pmpriv->adhoc_channel; padhoc_start->phy_param_set.ds_param_set.current_chan = pmpriv->adhoc_channel; memcpy_ext(pmadapter, &pbss_desc->phy_param_set, &padhoc_start->phy_param_set, sizeof(IEEEtypes_PhyParamSet_t), sizeof(IEEEtypes_PhyParamSet_t)); pbss_desc->network_type_use = Wlan802_11DS; /* Set IBSS param set */ /** IBSS parameter IE Id */ #define IBSS_PARA_IE_ID 6 /** IBSS parameter IE length */ #define IBSS_PARA_IE_LEN 2 padhoc_start->ss_param_set.ibss_param_set.element_id = IBSS_PARA_IE_ID; padhoc_start->ss_param_set.ibss_param_set.len = IBSS_PARA_IE_LEN; padhoc_start->ss_param_set.ibss_param_set.atim_window = wlan_cpu_to_le16(pmpriv->atim_window); pbss_desc->atim_window = pmpriv->atim_window; memcpy_ext(pmadapter, &pbss_desc->ss_param_set, &padhoc_start->ss_param_set, sizeof(IEEEtypes_SsParamSet_t), sizeof(IEEEtypes_SsParamSet_t)); /* Set Capability info */ padhoc_start->cap.ess = 0; padhoc_start->cap.ibss = 1; pbss_desc->cap_info.ibss = 1; /* Set up privacy in pbss_desc */ if (pmpriv->sec_info.wep_status == Wlan802_11WEPEnabled || pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.ewpa_enabled) { /** Ad-Hoc capability privacy on */ #define AD_HOC_CAP_PRIVACY_ON 1 PRINTM(MINFO, "ADHOC_S_CMD: wep_status set, Privacy to WEP\n"); pbss_desc->privacy = Wlan802_11PrivFilter8021xWEP; padhoc_start->cap.privacy = AD_HOC_CAP_PRIVACY_ON; } else { PRINTM(MWARN, "ADHOC_S_CMD: wep_status NOT set, Setting " "Privacy to ACCEPT ALL\n"); pbss_desc->privacy = Wlan802_11PrivFilterAcceptAll; } memset(pmadapter, padhoc_start->DataRate, 0, sizeof(padhoc_start->DataRate)); if ((pmpriv->adapter->region_code == COUNTRY_CODE_JP_40 || pmpriv->adapter->region_code == COUNTRY_CODE_JP_FF) && (pbss_desc->phy_param_set.ds_param_set.current_chan == 14)) { wlan_get_active_data_rates(pmpriv, pmpriv->bss_mode, BAND_B, padhoc_start->DataRate); } else { wlan_get_active_data_rates(pmpriv, pmpriv->bss_mode, pmadapter->adhoc_start_band, padhoc_start->DataRate); } if ((pmadapter->adhoc_start_band & BAND_G) && (pmpriv->curr_pkt_filter & HostCmd_ACT_MAC_ADHOC_G_PROTECTION_ON)) { ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_MAC_CONTROL, HostCmd_ACT_GEN_SET, 0, MNULL, &pmpriv->curr_pkt_filter); if (ret) { PRINTM(MERROR, "ADHOC_S_CMD: G Protection config failed\n"); ret = MLAN_STATUS_FAILURE; goto done; } } /* Find the last non zero */ for (i = 0; i < sizeof(padhoc_start->DataRate) && padhoc_start->DataRate[i]; i++) /* XXX Do not delete no-operation line */ ; pmpriv->curr_bss_params.num_of_rates = i; /* Copy the ad-hoc creating rates into Current BSS rate structure */ memcpy_ext(pmadapter, &pmpriv->curr_bss_params.data_rates, &padhoc_start->DataRate, pmpriv->curr_bss_params.num_of_rates, WLAN_SUPPORTED_RATES); PRINTM(MINFO, "ADHOC_S_CMD: Rates=%02x %02x %02x %02x\n", padhoc_start->DataRate[0], padhoc_start->DataRate[1], padhoc_start->DataRate[2], padhoc_start->DataRate[3]); PRINTM(MINFO, "ADHOC_S_CMD: AD HOC Start command is ready\n"); if (IS_SUPPORT_MULTI_BANDS(pmadapter)) { /* Append a channel TLV */ pchan_tlv = (MrvlIEtypes_ChanListParamSet_t *)pos; pchan_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_CHANLIST); pchan_tlv->header.len = wlan_cpu_to_le16(sizeof(ChanScanParamSet_t)); memset(pmadapter, pchan_tlv->chan_scan_param, 0x00, sizeof(ChanScanParamSet_t)); pchan_tlv->chan_scan_param[0].chan_number = (t_u8)pmpriv->curr_bss_params.bss_descriptor.channel; PRINTM(MINFO, "ADHOC_S_CMD: TLV Chan = %d\n", pchan_tlv->chan_scan_param[0].chan_number); pchan_tlv->chan_scan_param[0].bandcfg.chanBand = wlan_band_to_radio_type(pmpriv->curr_bss_params.band); PRINTM(MINFO, "ADHOC_S_CMD: TLV Bandcfg = %x\n", pchan_tlv->chan_scan_param[0].bandcfg); pos += sizeof(pchan_tlv->header) + sizeof(ChanScanParamSet_t); cmd_append_size += sizeof(pchan_tlv->header) + sizeof(ChanScanParamSet_t); } if (wlan_11d_create_dnld_countryinfo(pmpriv, pmpriv->curr_bss_params.band)) { PRINTM(MERROR, "ADHOC_S_CMD: dnld_countryinfo_11d failed\n"); ret = MLAN_STATUS_FAILURE; goto done; } /* * Call 11h start API to add any 11h flags/elements as TLV parameters */ append_size_11h = wlan_11h_process_start(pmpriv, &pos, &padhoc_start->cap, pmpriv->adhoc_channel, &pbss_desc->wlan_11h_bss_info); if (append_size_11h >= 0) cmd_append_size += append_size_11h; else { ret = MLAN_STATUS_FAILURE; goto done; } if (pmpriv->sec_info.ewpa_enabled) { memcpy_ext(pmadapter, pmpriv->wpa_ie, wpa_ie, sizeof(wpa_ie), sizeof(pmpriv->wpa_ie)); pmpriv->wpa_ie_len = sizeof(wpa_ie); } if (pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.ewpa_enabled) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; prsn_ie_tlv->header.type = (t_u16)pmpriv->wpa_ie[0]; /* WPA_IE or RSN_IE */ prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16(prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)pmpriv->wpa_ie[1]; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie) - 2)) memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &pmpriv->wpa_ie[2], prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); else { ret = MLAN_STATUS_FAILURE; goto done; } DBG_HEXDUMP(MCMD_D, "ADHOC_S_CMD: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; cmd_append_size += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16(prsn_ie_tlv->header.len); } cmd->size = (t_u16)wlan_cpu_to_le16( (t_u16)(sizeof(HostCmd_DS_802_11_AD_HOC_START) + S_DS_GEN + cmd_append_size)); memcpy_ext(pmadapter, &tmp_cap, &padhoc_start->cap, sizeof(t_u16), sizeof(tmp_cap)); if (pmadapter->adhoc_start_band == BAND_B) SHORT_SLOT_TIME_DISABLED(tmp_cap); else SHORT_SLOT_TIME_ENABLED(tmp_cap); tmp_cap = wlan_cpu_to_le16(tmp_cap); memcpy_ext(pmadapter, &padhoc_start->cap, &tmp_cap, sizeof(t_u16), sizeof(padhoc_start->cap)); ret = MLAN_STATUS_SUCCESS; done: LEAVE(); return ret; } /** * @brief This function prepares command of ad_hoc_join. * * @param pmpriv A pointer to mlan_private structure * @param cmd A pointer to HostCmd_DS_COMMAND structure * @param pdata_buf Void cast of BSSDescriptor_t from the * scan table to join * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_cmd_802_11_ad_hoc_join(mlan_private *pmpriv, HostCmd_DS_COMMAND *cmd, t_void *pdata_buf) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_adapter *pmadapter = pmpriv->adapter; HostCmd_DS_802_11_AD_HOC_JOIN *padhoc_join = &cmd->params.adhoc_join; BSSDescriptor_t *pbss_desc = (BSSDescriptor_t *)pdata_buf; MrvlIEtypes_ChanListParamSet_t *pchan_tlv; MrvlIEtypes_RsnParamSet_t *prsn_ie_tlv; t_u32 cmd_append_size = 0; t_u16 tmp_cap; t_u32 i, rates_size = 0; t_u32 curr_pkt_filter; t_u8 *pos = (t_u8 *)padhoc_join + sizeof(HostCmd_DS_802_11_AD_HOC_JOIN); t_s32 append_size_11h = 0; ENTER(); /** Use G protection */ #define USE_G_PROTECTION 0x02 if (pbss_desc->erp_flags & USE_G_PROTECTION) { curr_pkt_filter = pmpriv->curr_pkt_filter | HostCmd_ACT_MAC_ADHOC_G_PROTECTION_ON; ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_MAC_CONTROL, HostCmd_ACT_GEN_SET, 0, MNULL, &curr_pkt_filter); if (ret) { PRINTM(MERROR, "ADHOC_J_CMD: G Protection config failed\n"); ret = MLAN_STATUS_FAILURE; goto done; } } pmpriv->pattempted_bss_desc = pbss_desc; cmd->command = wlan_cpu_to_le16(HostCmd_CMD_802_11_AD_HOC_JOIN); padhoc_join->bss_descriptor.bss_mode = HostCmd_BSS_MODE_IBSS; padhoc_join->bss_descriptor.beacon_period = wlan_cpu_to_le16(pbss_desc->beacon_period); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.bssid, &pbss_desc->mac_address, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.ssid, &pbss_desc->ssid.ssid, pbss_desc->ssid.ssid_len, MLAN_MAX_SSID_LENGTH); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.phy_param_set, &pbss_desc->phy_param_set, sizeof(IEEEtypes_PhyParamSet_t), sizeof(IEEEtypes_PhyParamSet_t)); padhoc_join->bss_descriptor.phy_param_set.fh_param_set.dwell_time = wlan_cpu_to_le16(padhoc_join->bss_descriptor.phy_param_set .fh_param_set.dwell_time); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.ss_param_set, &pbss_desc->ss_param_set, sizeof(IEEEtypes_SsParamSet_t), sizeof(IEEEtypes_SsParamSet_t)); padhoc_join->bss_descriptor.ss_param_set.ibss_param_set.atim_window = 0; padhoc_join->bss_descriptor.ss_param_set.ibss_param_set.atim_window = wlan_cpu_to_le16(padhoc_join->bss_descriptor.ss_param_set .ibss_param_set.atim_window); memcpy_ext(pmadapter, &tmp_cap, &pbss_desc->cap_info, sizeof(IEEEtypes_CapInfo_t), sizeof(IEEEtypes_CapInfo_t)); tmp_cap &= CAPINFO_MASK; PRINTM(MINFO, "ADHOC_J_CMD: tmp_cap=%4X CAPINFO_MASK=%4lX\n", tmp_cap, CAPINFO_MASK); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.cap, &tmp_cap, sizeof(IEEEtypes_CapInfo_t), sizeof(IEEEtypes_CapInfo_t)); /* Information on BSSID descriptor passed to FW */ PRINTM(MINFO, "ADHOC_J_CMD: BSSID = " MACSTR ", SSID = %s\n", MAC2STR(padhoc_join->bss_descriptor.bssid), padhoc_join->bss_descriptor.ssid); for (i = 0; i < WLAN_SUPPORTED_RATES && pbss_desc->supported_rates[i]; i++) /* XXX Do not delete no-operation line */ ; rates_size = i; /* Copy Data Rates from the Rates recorded in scan response */ memset(pmadapter, padhoc_join->bss_descriptor.data_rates, 0, sizeof(padhoc_join->bss_descriptor.data_rates)); memcpy_ext(pmadapter, padhoc_join->bss_descriptor.data_rates, pbss_desc->supported_rates, rates_size, WLAN_SUPPORTED_RATES); HEXDUMP("Adapted Rates:", padhoc_join->bss_descriptor.data_rates, rates_size); /* Copy the adhoc join rates into Current BSS state structure */ pmpriv->curr_bss_params.num_of_rates = rates_size; memcpy_ext(pmadapter, &pmpriv->curr_bss_params.data_rates, pbss_desc->supported_rates, rates_size, WLAN_SUPPORTED_RATES); /* Copy the channel information */ pmpriv->curr_bss_params.bss_descriptor.channel = pbss_desc->channel; pmpriv->curr_bss_params.band = pbss_desc->bss_band; if (pmpriv->sec_info.wep_status == Wlan802_11WEPEnabled || pmpriv->sec_info.wpa_enabled || pmpriv->sec_info.ewpa_enabled) padhoc_join->bss_descriptor.cap.privacy = AD_HOC_CAP_PRIVACY_ON; if (IS_SUPPORT_MULTI_BANDS(pmadapter)) { /* Append a channel TLV */ pchan_tlv = (MrvlIEtypes_ChanListParamSet_t *)pos; pchan_tlv->header.type = wlan_cpu_to_le16(TLV_TYPE_CHANLIST); pchan_tlv->header.len = wlan_cpu_to_le16(sizeof(ChanScanParamSet_t)); memset(pmadapter, pchan_tlv->chan_scan_param, 0x00, sizeof(ChanScanParamSet_t)); pchan_tlv->chan_scan_param[0].chan_number = (pbss_desc->phy_param_set.ds_param_set.current_chan); PRINTM(MINFO, "ADHOC_J_CMD: TLV Chan = %d\n", pchan_tlv->chan_scan_param[0].chan_number); pchan_tlv->chan_scan_param[0].bandcfg.chanBand = wlan_band_to_radio_type(pbss_desc->bss_band); PRINTM(MINFO, "ADHOC_J_CMD: TLV Bandcfg = %x\n", pchan_tlv->chan_scan_param[0].bandcfg); pos += sizeof(pchan_tlv->header) + sizeof(ChanScanParamSet_t); cmd_append_size += sizeof(pchan_tlv->header) + sizeof(ChanScanParamSet_t); } if (wlan_11d_create_dnld_countryinfo(pmpriv, pbss_desc->bss_band)) { PRINTM(MERROR, "Dnld_countryinfo_11d failed\n"); ret = MLAN_STATUS_FAILURE; goto done; } if (wlan_11d_parse_dnld_countryinfo(pmpriv, pmpriv->pattempted_bss_desc)) { ret = MLAN_STATUS_FAILURE; goto done; } /* * Call 11h join API after capability bits are set so * adhoc/infra 11h behavior can be properly triggered. * pos modified if data is appended */ append_size_11h += wlan_11h_process_join(pmpriv, &pos, &padhoc_join->bss_descriptor.cap, pbss_desc->bss_band, pbss_desc->channel, &pbss_desc->wlan_11h_bss_info); if (append_size_11h >= 0) cmd_append_size += append_size_11h; else { ret = MLAN_STATUS_FAILURE; goto done; } if (pmpriv->sec_info.wpa_enabled) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; /* WPA_IE or RSN_IE */ prsn_ie_tlv->header.type = (t_u16)pmpriv->wpa_ie[0]; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16(prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)pmpriv->wpa_ie[1]; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie) - 2)) memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &pmpriv->wpa_ie[2], prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ADHOC_JOIN: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; cmd_append_size += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16(prsn_ie_tlv->header.len); } else if (pmpriv->sec_info.ewpa_enabled) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; if (pbss_desc->pwpa_ie) { prsn_ie_tlv->header.type = (t_u16)(*(pbss_desc->pwpa_ie)) .vend_hdr.element_id; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16(prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)(*(pbss_desc->pwpa_ie)).vend_hdr.len; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie))) { memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &((*(pbss_desc->pwpa_ie)) .vend_hdr.oui[0]), prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); } else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ADHOC_JOIN: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; cmd_append_size += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16(prsn_ie_tlv->header.len); } if (pbss_desc->prsn_ie) { prsn_ie_tlv = (MrvlIEtypes_RsnParamSet_t *)pos; prsn_ie_tlv->header.type = (t_u16)(*(pbss_desc->prsn_ie)) .ieee_hdr.element_id; prsn_ie_tlv->header.type = prsn_ie_tlv->header.type & 0x00FF; prsn_ie_tlv->header.type = wlan_cpu_to_le16(prsn_ie_tlv->header.type); prsn_ie_tlv->header.len = (t_u16)(*(pbss_desc->prsn_ie)).ieee_hdr.len; prsn_ie_tlv->header.len = prsn_ie_tlv->header.len & 0x00FF; if (prsn_ie_tlv->header.len <= (sizeof(pmpriv->wpa_ie))) { memcpy_ext(pmadapter, prsn_ie_tlv->rsn_ie, &((*(pbss_desc->prsn_ie)).data[0]), prsn_ie_tlv->header.len, prsn_ie_tlv->header.len); } else { ret = MLAN_STATUS_FAILURE; goto done; } HEXDUMP("ADHOC_JOIN: RSN IE", (t_u8 *)prsn_ie_tlv, sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len); pos += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; cmd_append_size += sizeof(prsn_ie_tlv->header) + prsn_ie_tlv->header.len; prsn_ie_tlv->header.len = wlan_cpu_to_le16(prsn_ie_tlv->header.len); } } cmd->size = (t_u16)wlan_cpu_to_le16( (t_u16)(sizeof(HostCmd_DS_802_11_AD_HOC_JOIN) + S_DS_GEN + cmd_append_size)); memcpy_ext(pmadapter, &tmp_cap, &padhoc_join->bss_descriptor.cap, sizeof(IEEEtypes_CapInfo_t), sizeof(IEEEtypes_CapInfo_t)); tmp_cap = wlan_cpu_to_le16(tmp_cap); memcpy_ext(pmadapter, &padhoc_join->bss_descriptor.cap, &tmp_cap, sizeof(IEEEtypes_CapInfo_t), sizeof(IEEEtypes_CapInfo_t)); done: LEAVE(); return ret; } /** * @brief This function handles the command response of ad_hoc_start and * ad_hoc_join * * @param pmpriv A pointer to mlan_private structure * @param resp A pointer to HostCmd_DS_COMMAND * @param pioctl_buf A pointer to mlan_ioctl_req structure * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_ret_802_11_ad_hoc(mlan_private *pmpriv, HostCmd_DS_COMMAND *resp, t_void *pioctl_buf) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_ioctl_req *pioctl_req = (mlan_ioctl_req *)pioctl_buf; HostCmd_DS_802_11_AD_HOC_START_RESULT *padhoc_start_result = &resp->params.adhoc_start_result; HostCmd_DS_802_11_AD_HOC_JOIN_RESULT *padhoc_join_result = &resp->params.adhoc_join_result; BSSDescriptor_t *pbss_desc; t_u16 command = resp->command; t_u8 result = 0; t_u8 event_buf[100]; mlan_event *pevent = (mlan_event *)event_buf; int ie_len = 0; IEEEtypes_WmmParameter_t *pwmm_param_ie = MNULL; mlan_adapter *pmadapter = pmpriv->adapter; const t_u8 wmm_oui[4] = {0x00, 0x50, 0xf2, 0x02}; ENTER(); pmpriv->wmm_enabled = MFALSE; if (command == HostCmd_CMD_802_11_AD_HOC_START) { result = padhoc_start_result->result; ie_len = resp->size - (sizeof(HostCmd_DS_802_11_AD_HOC_START_RESULT) + S_DS_GEN); pwmm_param_ie = (IEEEtypes_WmmParameter_t *)((t_u8 *)resp + (sizeof(HostCmd_DS_802_11_AD_HOC_START_RESULT) + S_DS_GEN)); } else { result = padhoc_join_result->result; ie_len = resp->size - (sizeof(HostCmd_DS_802_11_AD_HOC_JOIN_RESULT) + S_DS_GEN); pwmm_param_ie = (IEEEtypes_WmmParameter_t *)((t_u8 *)resp + (sizeof(HostCmd_DS_802_11_AD_HOC_JOIN_RESULT) + S_DS_GEN)); } pbss_desc = pmpriv->pattempted_bss_desc; /* * Join result code 0 --> SUCCESS */ if (result) { PRINTM(MERROR, "ADHOC_RESP Failed 0x%x\n", result); if (pmpriv->media_connected == MTRUE) wlan_reset_connect_state(pmpriv, MTRUE); if (pmpriv->adhoc_state == ADHOC_STARTING) pmpriv->adhoc_state = ADHOC_IDLE; memset(pmpriv->adapter, &pmpriv->curr_bss_params.bss_descriptor, 0x00, sizeof(BSSDescriptor_t)); ret = MLAN_STATUS_FAILURE; goto done; } /* Send a Media Connected event, according to the Spec */ pmpriv->media_connected = MTRUE; if (command == HostCmd_CMD_802_11_AD_HOC_START) { PRINTM(MINFO, "ADHOC_S_RESP %s\n", pbss_desc->ssid.ssid); /* Update the created network descriptor with the new BSSID */ memcpy_ext(pmpriv->adapter, pbss_desc->mac_address, padhoc_start_result->bssid, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); pmpriv->adhoc_state = ADHOC_STARTED; if (pmpriv->adapter->state_rdh.stage == RDH_RESTART_INTFS) wlan_11h_radar_detected_callback((t_void *)pmpriv); } else { /* * Now the join cmd should be successful. * If BSSID has changed use SSID to compare instead of BSSID */ PRINTM(MINFO, "ADHOC_J_RESP %s\n", pbss_desc->ssid.ssid); /* * Make a copy of current BSSID descriptor, only needed * for join since the current descriptor is already * being used for adhoc start */ memcpy_ext(pmpriv->adapter, &pmpriv->curr_bss_params.bss_descriptor, pbss_desc, sizeof(BSSDescriptor_t), sizeof(BSSDescriptor_t)); pmpriv->adhoc_state = ADHOC_JOINED; } /** process wmm ie */ if (ie_len >= (int)sizeof(IEEEtypes_VendorHeader_t)) { if ((pwmm_param_ie->vend_hdr.element_id == VENDOR_SPECIFIC_221) && !memcmp(pmadapter, pwmm_param_ie->vend_hdr.oui, wmm_oui, sizeof(wmm_oui)) && (pwmm_param_ie->vend_hdr.len + 2 == ie_len)) { DBG_HEXDUMP(MCMD_D, "WMM Param", (t_u8 *)pwmm_param_ie, ie_len); memcpy_ext(pmpriv->adapter, (t_u8 *)&pmpriv->curr_bss_params .bss_descriptor.wmm_ie, pwmm_param_ie, (pwmm_param_ie->vend_hdr.len + 2), sizeof(IEEEtypes_WmmParameter_t)); pmpriv->wmm_enabled = MTRUE; wlan_wmm_setup_queue_priorities(pmpriv, pwmm_param_ie); wlan_wmm_setup_ac_downgrade(pmpriv); } } /* Since WMM is not enabled, setup the queues with the defaults */ if (!pmpriv->wmm_enabled) wlan_wmm_setup_queues(pmpriv); PRINTM(MINFO, "ADHOC_RESP: Channel = %d\n", pmpriv->adhoc_channel); PRINTM(MINFO, "ADHOC_RESP: BSSID = " MACSTR "\n", MAC2STR(pmpriv->curr_bss_params.bss_descriptor.mac_address)); pevent->bss_index = pmpriv->bss_index; pevent->event_id = MLAN_EVENT_ID_DRV_CONNECTED; pevent->event_len = MLAN_MAC_ADDR_LENGTH; memcpy_ext(pmpriv->adapter, (t_u8 *)pevent->event_buf, (t_u8 *)pmpriv->curr_bss_params.bss_descriptor.mac_address, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_CONNECTED, pevent); wlan_save_curr_bcn(pmpriv); done: /* Need to indicate IOCTL complete */ if (pioctl_req != MNULL) { if (ret != MLAN_STATUS_SUCCESS) pioctl_req->status_code = MLAN_ERROR_CMD_ASSOC_FAIL; else pioctl_req->status_code = MLAN_ERROR_NO_ERROR; } LEAVE(); return ret; } /** * @brief Associated to a specific BSS discovered in a scan * * @param pmpriv A pointer to mlan_private structure * @param pioctl_buf A pointer to MLAN IOCTL Request buffer * @param pbss_desc A pointer to the BSS descriptor to associate with. * * @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE */ mlan_status wlan_associate(mlan_private *pmpriv, t_void *pioctl_buf, BSSDescriptor_t *pbss_desc) { mlan_status ret = MLAN_STATUS_SUCCESS; t_u8 current_bssid[MLAN_MAC_ADDR_LENGTH]; pmlan_ioctl_req pioctl_req = (mlan_ioctl_req *)pioctl_buf; ENTER(); /* Return error if the pmadapter or table entry * is not marked as infra */ if ((pmpriv->bss_mode != MLAN_BSS_MODE_INFRA) || (pbss_desc->bss_mode != MLAN_BSS_MODE_INFRA)) { if (pioctl_req) pioctl_req->status_code = MLAN_ERROR_IOCTL_INVALID; LEAVE(); return MLAN_STATUS_FAILURE; } memcpy_ext(pmpriv->adapter, ¤t_bssid, &pmpriv->curr_bss_params.bss_descriptor.mac_address, sizeof(current_bssid), sizeof(current_bssid)); /* Clear any past association response stored for application retrieval */ pmpriv->assoc_rsp_size = 0; ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_802_11_ASSOCIATE, HostCmd_ACT_GEN_SET, 0, pioctl_buf, pbss_desc); LEAVE(); return ret; } /** * @brief Start an Adhoc Network * * @param pmpriv A pointer to mlan_private structure * @param pioctl_buf A pointer to MLAN IOCTL Request buffer * @param padhoc_ssid The ssid of the Adhoc Network * * @return MLAN_STATUS_SUCCESS--success, MLAN_STATUS_FAILURE--fail */ mlan_status wlan_adhoc_start(mlan_private *pmpriv, t_void *pioctl_buf, mlan_802_11_ssid *padhoc_ssid) { mlan_status ret = MLAN_STATUS_SUCCESS; wlan_meas_state_t *pmeas_state = &pmpriv->adapter->state_meas; t_u8 radar = MFALSE; pmlan_ioctl_req pioctl_req = (mlan_ioctl_req *)pioctl_buf; ENTER(); /* * If the report indicates no measurement was done, leave the default * return value alone. */ if (!pmeas_state->meas_rpt_returned.rpt.basic.map.unmeasured) { radar = pmeas_state->meas_rpt_returned.rpt.basic.map.radar ? MTRUE : MFALSE; } if (radar) { if (pioctl_req) pioctl_req->status_code = MLAN_ERROR_IOCTL_INVALID; ret = MLAN_STATUS_FAILURE; LEAVE(); return ret; } PRINTM(MINFO, "Adhoc Channel = %d\n", pmpriv->adhoc_channel); PRINTM(MINFO, "curr_bss_params.channel = %d\n", pmpriv->curr_bss_params.bss_descriptor.channel); PRINTM(MINFO, "curr_bss_params.band = %d\n", pmpriv->curr_bss_params.band); ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_802_11_AD_HOC_START, HostCmd_ACT_GEN_SET, 0, pioctl_buf, padhoc_ssid); #if defined(STA_SUPPORT) if (ret == MLAN_STATUS_SUCCESS) memcpy_ext(pmpriv->adapter, &pmpriv->adhoc_last_start_ssid, padhoc_ssid, sizeof(mlan_802_11_ssid), sizeof(mlan_802_11_ssid)); #endif LEAVE(); return ret; } /** * @brief Join an adhoc network found in a previous scan * * @param pmpriv A pointer to mlan_private structure * @param pioctl_buf A pointer to MLAN IOCTL Request buffer * @param pbss_desc A pointer to the BSS descriptor found in a previous * scan to attempt to join * * @return MLAN_STATUS_SUCCESS--success, MLAN_STATUS_FAILURE--fail */ mlan_status wlan_adhoc_join(mlan_private *pmpriv, t_void *pioctl_buf, BSSDescriptor_t *pbss_desc) { pmlan_adapter pmadapter = pmpriv->adapter; mlan_status ret = MLAN_STATUS_SUCCESS; pmlan_ioctl_req pioctl_req = (mlan_ioctl_req *)pioctl_buf; ENTER(); PRINTM(MINFO, "wlan_adhoc_join: CurBss.ssid =%s\n", pmpriv->curr_bss_params.bss_descriptor.ssid.ssid); PRINTM(MINFO, "wlan_adhoc_join: CurBss.ssid_len =%u\n", pmpriv->curr_bss_params.bss_descriptor.ssid.ssid_len); PRINTM(MINFO, "wlan_adhoc_join: ssid =%s\n", pbss_desc->ssid.ssid); PRINTM(MINFO, "wlan_adhoc_join: ssid len =%u\n", pbss_desc->ssid.ssid_len); /* Check if the requested SSID is already joined */ if (pmpriv->curr_bss_params.bss_descriptor.ssid.ssid_len && !wlan_ssid_cmp(pmadapter, &pbss_desc->ssid, &pmpriv->curr_bss_params.bss_descriptor.ssid) && (pmpriv->curr_bss_params.bss_descriptor.bss_mode == MLAN_BSS_MODE_IBSS)) { PRINTM(MINFO, "ADHOC_J_CMD: New ad-hoc SSID is the same as current, " "not attempting to re-join\n"); if (pioctl_req) pioctl_req->status_code = MLAN_ERROR_IOCTL_INVALID; LEAVE(); return MLAN_STATUS_FAILURE; } PRINTM(MINFO, "curr_bss_params.channel = %d\n", pmpriv->curr_bss_params.bss_descriptor.channel); PRINTM(MINFO, "curr_bss_params.band = %d\n", pmpriv->curr_bss_params.band); ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_802_11_AD_HOC_JOIN, HostCmd_ACT_GEN_SET, 0, pioctl_buf, pbss_desc); LEAVE(); return ret; } /** * @brief Send Deauthentication Request or Stop the AdHoc network depending on * mode * * @param pmpriv A pointer to mlan_private structure * @param pioctl_req A pointer to mlan_ioctl_req structure * @param deauth_param A pointer to mlan_deauth_param structure * * @return MLAN_STATUS_SUCCESS--success, MLAN_STATUS_FAILURE--fail, * MLAN_STATUS_PENDING--pending */ mlan_status wlan_disconnect(mlan_private *pmpriv, mlan_ioctl_req *pioctl_req, mlan_deauth_param *deauth_param) { mlan_status ret = MLAN_STATUS_SUCCESS; mlan_deauth_param local_param = {.mac_addr = {0, 0, 0, 0, 0, 0}, .reason_code = DEF_DEAUTH_REASON_CODE}; t_u8 zero_mac[] = {0, 0, 0, 0, 0, 0}; ENTER(); if (deauth_param) memcpy_ext(pmpriv->adapter, &local_param, deauth_param, sizeof(*deauth_param), sizeof(local_param)); if (pmpriv->media_connected == MTRUE) { if (pmpriv->bss_mode == MLAN_BSS_MODE_INFRA) { if (!deauth_param || !memcmp(pmpriv->adapter, deauth_param->mac_addr, zero_mac, sizeof(zero_mac))) memcpy_ext(pmpriv->adapter, local_param.mac_addr, (t_u8 *)&pmpriv->curr_bss_params .bss_descriptor.mac_address, MLAN_MAC_ADDR_LENGTH, MLAN_MAC_ADDR_LENGTH); #ifdef WIFI_DIRECT_SUPPORT if (pmpriv->bss_type == MLAN_BSS_TYPE_WIFIDIRECT) ret = wlan_prepare_cmd( pmpriv, HostCmd_CMD_802_11_DISASSOCIATE, HostCmd_ACT_GEN_SET, 0, (t_void *)pioctl_req, &local_param); else #endif ret = wlan_prepare_cmd( pmpriv, HostCmd_CMD_802_11_DEAUTHENTICATE, HostCmd_ACT_GEN_SET, 0, (t_void *)pioctl_req, &local_param); if (ret == MLAN_STATUS_SUCCESS && pioctl_req) ret = MLAN_STATUS_PENDING; } else if (pmpriv->bss_mode == MLAN_BSS_MODE_IBSS) { ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_802_11_AD_HOC_STOP, HostCmd_ACT_GEN_SET, 0, (t_void *)pioctl_req, MNULL); if (ret == MLAN_STATUS_SUCCESS && pioctl_req) ret = MLAN_STATUS_PENDING; } } LEAVE(); return ret; } /** * @brief Convert band to radio type used in channel TLV * * @param band Band enumeration to convert to a channel TLV radio type * * @return Radio type designator for use in a channel TLV */ t_u8 wlan_band_to_radio_type(t_u16 band) { t_u8 ret_radio_type; ENTER(); switch (band) { case BAND_A: case BAND_AN: case BAND_A | BAND_AN: case BAND_A | BAND_AN | BAND_AAC: ret_radio_type = BAND_5GHZ; break; case BAND_B: case BAND_G: case BAND_B | BAND_G: default: ret_radio_type = BAND_2GHZ; break; } LEAVE(); return ret_radio_type; }