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rtl8188eu/core/rtw_p2p.c
Larry Finger e91077579f rtl8188eu: Remove _func_enter_ and _func_exit_ statements 
Kernel tracing is more effective.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2014-12-01 16:31:15 -06:00

2060 lines
64 KiB
C
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/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _RTW_P2P_C_
#include <drv_types.h>
#include <rtw_p2p.h>
#include <wifi.h>
#ifdef CONFIG_88EU_P2P
static int rtw_p2p_is_channel_list_ok(u8 desired_ch, u8 *ch_list, u8 ch_cnt)
{
int found = 0, i = 0;
for (i = 0; i < ch_cnt; i++) {
if (ch_list[i] == desired_ch) {
found = 1;
break;
}
}
return found;
}
static u32 go_add_group_info_attr(struct wifidirect_info *pwdinfo, u8 *pbuf)
{
struct list_head *phead, *plist;
u32 len = 0;
u16 attr_len = 0;
u8 tmplen, *pdata_attr, *pstart, *pcur;
struct sta_info *psta = NULL;
struct adapter *padapter = pwdinfo->padapter;
struct sta_priv *pstapriv = &padapter->stapriv;
DBG_88E("%s\n", __func__);
pdata_attr = rtw_zmalloc(MAX_P2P_IE_LEN);
pstart = pdata_attr;
pcur = pdata_attr;
spin_lock_bh(&pstapriv->asoc_list_lock);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* look up sta asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
if (psta->is_p2p_device) {
tmplen = 0;
pcur++;
/* P2P device address */
memcpy(pcur, psta->dev_addr, ETH_ALEN);
pcur += ETH_ALEN;
/* P2P interface address */
memcpy(pcur, psta->hwaddr, ETH_ALEN);
pcur += ETH_ALEN;
*pcur = psta->dev_cap;
pcur++;
/* u16*)(pcur) = cpu_to_be16(psta->config_methods); */
RTW_PUT_BE16(pcur, psta->config_methods);
pcur += 2;
memcpy(pcur, psta->primary_dev_type, 8);
pcur += 8;
*pcur = psta->num_of_secdev_type;
pcur++;
memcpy(pcur, psta->secdev_types_list, psta->num_of_secdev_type*8);
pcur += psta->num_of_secdev_type*8;
if (psta->dev_name_len > 0) {
/* u16*)(pcur) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); */
RTW_PUT_BE16(pcur, WPS_ATTR_DEVICE_NAME);
pcur += 2;
/* u16*)(pcur) = cpu_to_be16(psta->dev_name_len); */
RTW_PUT_BE16(pcur, psta->dev_name_len);
pcur += 2;
memcpy(pcur, psta->dev_name, psta->dev_name_len);
pcur += psta->dev_name_len;
}
tmplen = (u8)(pcur-pstart);
*pstart = (tmplen-1);
attr_len += tmplen;
/* pstart += tmplen; */
pstart = pcur;
}
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
if (attr_len > 0)
len = rtw_set_p2p_attr_content(pbuf, P2P_ATTR_GROUP_INFO, attr_len, pdata_attr);
kfree(pdata_attr);
return len;
}
static void issue_group_disc_req(struct wifidirect_info *pwdinfo, u8 *da)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
__le16 *fctrl;
struct adapter *padapter = pwdinfo->padapter;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
unsigned char category = RTW_WLAN_CATEGORY_P2P;/* P2P action frame */
__be32 p2poui = cpu_to_be32(P2POUI);
u8 oui_subtype = P2P_GO_DISC_REQUEST;
u8 dialogToken = 0;
DBG_88E("[%s]\n", __func__);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
memcpy(pwlanhdr->addr1, da, ETH_ALEN);
memcpy(pwlanhdr->addr2, pwdinfo->interface_addr, ETH_ALEN);
memcpy(pwlanhdr->addr3, pwdinfo->interface_addr, ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
SetFrameSubType(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
/* Build P2P action frame header */
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&(p2poui), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(oui_subtype), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(dialogToken), &(pattrib->pktlen));
/* there is no IE in this P2P action frame */
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(padapter, pmgntframe);
}
static void issue_p2p_devdisc_resp(struct wifidirect_info *pwdinfo, u8 *da, u8 status, u8 dialogToken)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
__le16 *fctrl;
struct adapter *padapter = pwdinfo->padapter;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
unsigned char category = RTW_WLAN_CATEGORY_PUBLIC;
u8 action = P2P_PUB_ACTION_ACTION;
__be32 p2poui = cpu_to_be32(P2POUI);
u8 oui_subtype = P2P_DEVDISC_RESP;
u8 p2pie[8] = { 0x00 };
u32 p2pielen = 0;
DBG_88E("[%s]\n", __func__);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
memcpy(pwlanhdr->addr1, da, ETH_ALEN);
memcpy(pwlanhdr->addr2, pwdinfo->device_addr, ETH_ALEN);
memcpy(pwlanhdr->addr3, pwdinfo->device_addr, ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
SetFrameSubType(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
/* Build P2P public action frame header */
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&(p2poui), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(oui_subtype), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(dialogToken), &(pattrib->pktlen));
/* Build P2P IE */
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* P2P_ATTR_STATUS */
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_STATUS, 1, &status);
pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, p2pie, &pattrib->pktlen);
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(padapter, pmgntframe);
}
static void issue_p2p_provision_resp(struct wifidirect_info *pwdinfo, u8 *raddr, u8 *frame_body, u16 config_method)
{
struct adapter *padapter = pwdinfo->padapter;
unsigned char category = RTW_WLAN_CATEGORY_PUBLIC;
u8 action = P2P_PUB_ACTION_ACTION;
u8 dialogToken = frame_body[7]; /* The Dialog Token of provisioning discovery request frame. */
__be32 p2poui = cpu_to_be32(P2POUI);
u8 oui_subtype = P2P_PROVISION_DISC_RESP;
u8 wpsie[100] = { 0x00 };
u8 wpsielen = 0;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
__le16 *fctrl;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
memcpy(pwlanhdr->addr1, raddr, ETH_ALEN);
memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
memcpy(pwlanhdr->addr3, myid(&(padapter->eeprompriv)), ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
SetFrameSubType(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&(p2poui), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(oui_subtype), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(dialogToken), &(pattrib->pktlen));
wpsielen = 0;
/* WPS OUI */
RTW_PUT_BE32(wpsie, WPSOUI);
wpsielen += 4;
/* Config Method */
/* Type: */
RTW_PUT_BE16(wpsie + wpsielen, WPS_ATTR_CONF_METHOD);
wpsielen += 2;
/* Length: */
RTW_PUT_BE16(wpsie + wpsielen, 0x0002);
wpsielen += 2;
/* Value: */
RTW_PUT_BE16(wpsie + wpsielen, config_method);
wpsielen += 2;
pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wpsielen, (unsigned char *)wpsie, &pattrib->pktlen);
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(padapter, pmgntframe);
return;
}
static void issue_p2p_presence_resp(struct wifidirect_info *pwdinfo, u8 *da, u8 status, u8 dialogToken)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
__le16 *fctrl;
struct adapter *padapter = pwdinfo->padapter;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
unsigned char category = RTW_WLAN_CATEGORY_P2P;/* P2P action frame */
__be32 p2poui = cpu_to_be32(P2POUI);
u8 oui_subtype = P2P_PRESENCE_RESPONSE;
u8 p2pie[MAX_P2P_IE_LEN] = { 0x00 };
u8 noa_attr_content[32] = { 0x00 };
u32 p2pielen = 0;
DBG_88E("[%s]\n", __func__);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
return;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
memcpy(pwlanhdr->addr1, da, ETH_ALEN);
memcpy(pwlanhdr->addr2, pwdinfo->interface_addr, ETH_ALEN);
memcpy(pwlanhdr->addr3, pwdinfo->interface_addr, ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
SetFrameSubType(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
/* Build P2P action frame header */
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&(p2poui), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(oui_subtype), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(dialogToken), &(pattrib->pktlen));
/* Add P2P IE header */
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* Add Status attribute in P2P IE */
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_STATUS, 1, &status);
/* Add NoA attribute in P2P IE */
noa_attr_content[0] = 0x1;/* index */
noa_attr_content[1] = 0x0;/* CTWindow and OppPS Parameters */
/* todo: Notice of Absence Descriptor(s) */
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_NOA, 2, noa_attr_content);
pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, p2pielen, p2pie, &(pattrib->pktlen));
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(padapter, pmgntframe);
}
u32 build_beacon_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf)
{
u8 p2pie[MAX_P2P_IE_LEN] = { 0x00 };
u16 capability = 0;
u32 len = 0, p2pielen = 0;
__le16 le_tmp;
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* According to the P2P Specification, the beacon frame should contain 3 P2P attributes */
/* 1. P2P Capability */
/* 2. P2P Device ID */
/* 3. Notice of Absence (NOA) */
/* P2P Capability ATTR */
/* Type: */
/* Length: */
/* Value: */
/* Device Capability Bitmap, 1 byte */
/* Be able to participate in additional P2P Groups and */
/* support the P2P Invitation Procedure */
/* Group Capability Bitmap, 1 byte */
capability = P2P_DEVCAP_INVITATION_PROC|P2P_DEVCAP_CLIENT_DISCOVERABILITY;
capability |= ((P2P_GRPCAP_GO | P2P_GRPCAP_INTRABSS) << 8);
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_PROVISIONING_ING))
capability |= (P2P_GRPCAP_GROUP_FORMATION<<8);
le_tmp = cpu_to_le16(capability);
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_CAPABILITY, 2, (u8 *)&le_tmp);
/* P2P Device ID ATTR */
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_DEVICE_ID, ETH_ALEN, pwdinfo->device_addr);
/* Notice of Absence ATTR */
/* Type: */
/* Length: */
/* Value: */
pbuf = rtw_set_ie(pbuf, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &len);
return len;
}
u32 build_probe_resp_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf)
{
u8 p2pie[MAX_P2P_IE_LEN] = { 0x00 };
u32 len = 0, p2pielen = 0;
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* Commented by Albert 20100907 */
/* According to the P2P Specification, the probe response frame should contain 5 P2P attributes */
/* 1. P2P Capability */
/* 2. Extended Listen Timing */
/* 3. Notice of Absence (NOA) (Only GO needs this) */
/* 4. Device Info */
/* 5. Group Info (Only GO need this) */
/* P2P Capability ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_CAPABILITY;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(0x0002); */
RTW_PUT_LE16(p2pie + p2pielen, 0x0002);
p2pielen += 2;
/* Value: */
/* Device Capability Bitmap, 1 byte */
p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT;
/* Group Capability Bitmap, 1 byte */
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
p2pie[p2pielen] = (P2P_GRPCAP_GO | P2P_GRPCAP_INTRABSS);
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_PROVISIONING_ING))
p2pie[p2pielen] |= P2P_GRPCAP_GROUP_FORMATION;
p2pielen++;
} else if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE)) {
/* Group Capability Bitmap, 1 byte */
if (pwdinfo->persistent_supported)
p2pie[p2pielen++] = P2P_GRPCAP_PERSISTENT_GROUP | DMP_P2P_GRPCAP_SUPPORT;
else
p2pie[p2pielen++] = DMP_P2P_GRPCAP_SUPPORT;
}
/* Extended Listen Timing ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_EX_LISTEN_TIMING;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(0x0004); */
RTW_PUT_LE16(p2pie + p2pielen, 0x0004);
p2pielen += 2;
/* Value: */
/* Availability Period */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(0xFFFF); */
RTW_PUT_LE16(p2pie + p2pielen, 0xFFFF);
p2pielen += 2;
/* Availability Interval */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(0xFFFF); */
RTW_PUT_LE16(p2pie + p2pielen, 0xFFFF);
p2pielen += 2;
/* Notice of Absence ATTR */
/* Type: */
/* Length: */
/* Value: */
/* Device Info ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO;
/* Length: */
/* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */
/* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); */
RTW_PUT_LE16(p2pie + p2pielen, 21 + pwdinfo->device_name_len);
p2pielen += 2;
/* Value: */
/* P2P Device Address */
memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN);
p2pielen += ETH_ALEN;
/* Config Method */
/* This field should be big endian. Noted by P2P specification. */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(pwdinfo->supported_wps_cm); */
RTW_PUT_BE16(p2pie + p2pielen, pwdinfo->supported_wps_cm);
p2pielen += 2;
/* Primary Device Type */
/* Category ID */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_PDT_CID_MULIT_MEDIA);
p2pielen += 2;
/* OUI */
/* u32*) (p2pie + p2pielen) = cpu_to_be32(WPSOUI); */
RTW_PUT_BE32(p2pie + p2pielen, WPSOUI);
p2pielen += 4;
/* Sub Category ID */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_PDT_SCID_MEDIA_SERVER);
p2pielen += 2;
/* Number of Secondary Device Types */
p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */
/* Device Name */
/* Type: */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_ATTR_DEVICE_NAME);
p2pielen += 2;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); */
RTW_PUT_BE16(p2pie + p2pielen, pwdinfo->device_name_len);
p2pielen += 2;
/* Value: */
memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len);
p2pielen += pwdinfo->device_name_len;
/* Group Info ATTR */
/* Type: */
/* Length: */
/* Value: */
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO))
p2pielen += go_add_group_info_attr(pwdinfo, p2pie + p2pielen);
pbuf = rtw_set_ie(pbuf, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &len);
return len;
}
u32 build_prov_disc_request_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf, u8 *pssid, u8 ussidlen, u8 *pdev_raddr)
{
u8 p2pie[MAX_P2P_IE_LEN] = { 0x00 };
u32 len = 0, p2pielen = 0;
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* Commented by Albert 20110301 */
/* According to the P2P Specification, the provision discovery request frame should contain 3 P2P attributes */
/* 1. P2P Capability */
/* 2. Device Info */
/* 3. Group ID (When joining an operating P2P Group) */
/* P2P Capability ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_CAPABILITY;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(0x0002); */
RTW_PUT_LE16(p2pie + p2pielen, 0x0002);
p2pielen += 2;
/* Value: */
/* Device Capability Bitmap, 1 byte */
p2pie[p2pielen++] = DMP_P2P_DEVCAP_SUPPORT;
/* Group Capability Bitmap, 1 byte */
if (pwdinfo->persistent_supported)
p2pie[p2pielen++] = P2P_GRPCAP_PERSISTENT_GROUP | DMP_P2P_GRPCAP_SUPPORT;
else
p2pie[p2pielen++] = DMP_P2P_GRPCAP_SUPPORT;
/* Device Info ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_DEVICE_INFO;
/* Length: */
/* 21 -> P2P Device Address (6bytes) + Config Methods (2bytes) + Primary Device Type (8bytes) */
/* + NumofSecondDevType (1byte) + WPS Device Name ID field (2bytes) + WPS Device Name Len field (2bytes) */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(21 + pwdinfo->device_name_len); */
RTW_PUT_LE16(p2pie + p2pielen, 21 + pwdinfo->device_name_len);
p2pielen += 2;
/* Value: */
/* P2P Device Address */
memcpy(p2pie + p2pielen, pwdinfo->device_addr, ETH_ALEN);
p2pielen += ETH_ALEN;
/* Config Method */
/* This field should be big endian. Noted by P2P specification. */
if (pwdinfo->ui_got_wps_info == P2P_GOT_WPSINFO_PBC) {
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_CONFIG_METHOD_PBC); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_CONFIG_METHOD_PBC);
} else {
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_CONFIG_METHOD_DISPLAY); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_CONFIG_METHOD_DISPLAY);
}
p2pielen += 2;
/* Primary Device Type */
/* Category ID */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_PDT_CID_MULIT_MEDIA); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_PDT_CID_MULIT_MEDIA);
p2pielen += 2;
/* OUI */
/* u32*) (p2pie + p2pielen) = cpu_to_be32(WPSOUI); */
RTW_PUT_BE32(p2pie + p2pielen, WPSOUI);
p2pielen += 4;
/* Sub Category ID */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_PDT_SCID_MEDIA_SERVER); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_PDT_SCID_MEDIA_SERVER);
p2pielen += 2;
/* Number of Secondary Device Types */
p2pie[p2pielen++] = 0x00; /* No Secondary Device Type List */
/* Device Name */
/* Type: */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(WPS_ATTR_DEVICE_NAME); */
RTW_PUT_BE16(p2pie + p2pielen, WPS_ATTR_DEVICE_NAME);
p2pielen += 2;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_be16(pwdinfo->device_name_len); */
RTW_PUT_BE16(p2pie + p2pielen, pwdinfo->device_name_len);
p2pielen += 2;
/* Value: */
memcpy(p2pie + p2pielen, pwdinfo->device_name, pwdinfo->device_name_len);
p2pielen += pwdinfo->device_name_len;
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)) {
/* Added by Albert 2011/05/19 */
/* In this case, the pdev_raddr is the device address of the group owner. */
/* P2P Group ID ATTR */
/* Type: */
p2pie[p2pielen++] = P2P_ATTR_GROUP_ID;
/* Length: */
/* u16*) (p2pie + p2pielen) = cpu_to_le16(ETH_ALEN + ussidlen); */
RTW_PUT_LE16(p2pie + p2pielen, ETH_ALEN + ussidlen);
p2pielen += 2;
/* Value: */
memcpy(p2pie + p2pielen, pdev_raddr, ETH_ALEN);
p2pielen += ETH_ALEN;
memcpy(p2pie + p2pielen, pssid, ussidlen);
p2pielen += ussidlen;
}
pbuf = rtw_set_ie(pbuf, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &len);
return len;
}
u32 build_assoc_resp_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf, u8 status_code)
{
u8 p2pie[MAX_P2P_IE_LEN] = { 0x00 };
u32 len = 0, p2pielen = 0;
/* P2P OUI */
p2pielen = 0;
p2pie[p2pielen++] = 0x50;
p2pie[p2pielen++] = 0x6F;
p2pie[p2pielen++] = 0x9A;
p2pie[p2pielen++] = 0x09; /* WFA P2P v1.0 */
/* According to the P2P Specification, the Association response frame should contain 2 P2P attributes */
/* 1. Status */
/* 2. Extended Listen Timing (optional) */
/* Status ATTR */
p2pielen += rtw_set_p2p_attr_content(&p2pie[p2pielen], P2P_ATTR_STATUS, 1, &status_code);
/* Extended Listen Timing ATTR */
/* Type: */
/* Length: */
/* Value: */
pbuf = rtw_set_ie(pbuf, _VENDOR_SPECIFIC_IE_, p2pielen, (unsigned char *)p2pie, &len);
return len;
}
u32 build_deauth_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pbuf)
{
u32 len = 0;
return len;
}
u32 process_probe_req_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *p;
u32 ret = false;
u8 *p2pie;
u32 p2pielen = 0;
int ssid_len = 0, rate_cnt = 0;
p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SUPPORTEDRATES_IE_, (int *)&rate_cnt,
len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
if (rate_cnt <= 4) {
int i, g_rate = 0;
for (i = 0; i < rate_cnt; i++) {
if (((*(p + 2 + i) & 0xff) != 0x02) &&
((*(p + 2 + i) & 0xff) != 0x04) &&
((*(p + 2 + i) & 0xff) != 0x0B) &&
((*(p + 2 + i) & 0xff) != 0x16))
g_rate = 1;
}
if (g_rate == 0) {
/* There is no OFDM rate included in SupportedRates IE of this probe request frame */
/* The driver should response this probe request. */
return ret;
}
} else {
/* rate_cnt > 4 means the SupportRates IE contains the OFDM rate because the count of CCK rates are 4. */
/* We should proceed the following check for this probe request. */
}
/* Added comments by Albert 20100906 */
/* There are several items we should check here. */
/* 1. This probe request frame must contain the P2P IE. (Done) */
/* 2. This probe request frame must contain the wildcard SSID. (Done) */
/* 3. Wildcard BSSID. (Todo) */
/* 4. Destination Address. (Done in mgt_dispatcher function) */
/* 5. Requested Device Type in WSC IE. (Todo) */
/* 6. Device ID attribute in P2P IE. (Todo) */
p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ssid_len,
len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
ssid_len &= 0xff; /* Just last 1 byte is valid for ssid len of the probe request */
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE) || rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
p2pie = rtw_get_p2p_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_ , len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_ , NULL, &p2pielen);
if (p2pie) {
if ((p != NULL) && _rtw_memcmp((void *)(p+2), (void *)pwdinfo->p2p_wildcard_ssid , 7)) {
/* todo: */
/* Check Requested Device Type attributes in WSC IE. */
/* Check Device ID attribute in P2P IE */
ret = true;
} else if ((p != NULL) && (ssid_len == 0)) {
ret = true;
}
} else {
/* non -p2p device */
}
}
return ret;
}
u32 process_assoc_req_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pframe, uint len, struct sta_info *psta)
{
u8 status_code = P2P_STATUS_SUCCESS;
u8 *pbuf, *pattr_content = NULL;
u32 attr_contentlen = 0;
u16 cap_attr = 0;
unsigned short frame_type, ie_offset = 0;
u8 *ies;
u32 ies_len;
u8 *p2p_ie;
u32 p2p_ielen = 0;
__be16 be_tmp;
__le16 le_tmp;
if (!rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO))
return P2P_STATUS_FAIL_REQUEST_UNABLE;
frame_type = GetFrameSubType(pframe);
if (frame_type == WIFI_ASSOCREQ)
ie_offset = _ASOCREQ_IE_OFFSET_;
else /* WIFI_REASSOCREQ */
ie_offset = _REASOCREQ_IE_OFFSET_;
ies = pframe + WLAN_HDR_A3_LEN + ie_offset;
ies_len = len - WLAN_HDR_A3_LEN - ie_offset;
p2p_ie = rtw_get_p2p_ie(ies , ies_len , NULL, &p2p_ielen);
if (!p2p_ie) {
DBG_88E("[%s] P2P IE not Found!!\n", __func__);
status_code = P2P_STATUS_FAIL_INVALID_PARAM;
} else {
DBG_88E("[%s] P2P IE Found!!\n", __func__);
}
while (p2p_ie) {
/* Check P2P Capability ATTR */
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CAPABILITY, (u8 *)&le_tmp, (uint *)&attr_contentlen)) {
DBG_88E("[%s] Got P2P Capability Attr!!\n", __func__);
cap_attr = le16_to_cpu(le_tmp);
psta->dev_cap = cap_attr&0xff;
}
/* Check Extended Listen Timing ATTR */
/* Check P2P Device Info ATTR */
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_DEVICE_INFO, NULL, (uint *)&attr_contentlen)) {
DBG_88E("[%s] Got P2P DEVICE INFO Attr!!\n", __func__);
pattr_content = rtw_zmalloc(attr_contentlen);
pbuf = pattr_content;
if (pattr_content) {
u8 num_of_secdev_type;
u16 dev_name_len;
rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_DEVICE_INFO , pattr_content, (uint *)&attr_contentlen);
memcpy(psta->dev_addr, pattr_content, ETH_ALEN);/* P2P Device Address */
pattr_content += ETH_ALEN;
memcpy(&be_tmp, pattr_content, 2);/* Config Methods */
psta->config_methods = be16_to_cpu(be_tmp);
pattr_content += 2;
memcpy(psta->primary_dev_type, pattr_content, 8);
pattr_content += 8;
num_of_secdev_type = *pattr_content;
pattr_content += 1;
if (num_of_secdev_type == 0) {
psta->num_of_secdev_type = 0;
} else {
u32 len;
psta->num_of_secdev_type = num_of_secdev_type;
len = (sizeof(psta->secdev_types_list) < (num_of_secdev_type*8)) ?
(sizeof(psta->secdev_types_list)) : (num_of_secdev_type*8);
memcpy(psta->secdev_types_list, pattr_content, len);
pattr_content += (num_of_secdev_type*8);
}
psta->dev_name_len = 0;
if (WPS_ATTR_DEVICE_NAME == be16_to_cpu(*(__be16 *)pattr_content)) {
dev_name_len = be16_to_cpu(*(__be16 *)(pattr_content+2));
psta->dev_name_len = (sizeof(psta->dev_name) < dev_name_len) ? sizeof(psta->dev_name) : dev_name_len;
memcpy(psta->dev_name, pattr_content+4, psta->dev_name_len);
}
kfree(pbuf);
}
}
/* Get the next P2P IE */
p2p_ie = rtw_get_p2p_ie(p2p_ie+p2p_ielen, ies_len - (p2p_ie - ies + p2p_ielen), NULL, &p2p_ielen);
}
return status_code;
}
u32 process_p2p_devdisc_req(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *frame_body;
u8 status, dialogToken;
struct sta_info *psta = NULL;
struct adapter *padapter = pwdinfo->padapter;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *p2p_ie;
u32 p2p_ielen = 0;
frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
dialogToken = frame_body[7];
status = P2P_STATUS_FAIL_UNKNOWN_P2PGROUP;
p2p_ie = rtw_get_p2p_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, NULL, &p2p_ielen);
if (p2p_ie) {
u8 groupid[38] = { 0x00 };
u8 dev_addr[ETH_ALEN] = { 0x00 };
u32 attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, groupid, &attr_contentlen)) {
if (_rtw_memcmp(pwdinfo->device_addr, groupid, ETH_ALEN) &&
_rtw_memcmp(pwdinfo->p2p_group_ssid, groupid+ETH_ALEN, pwdinfo->p2p_group_ssid_len)) {
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_DEVICE_ID, dev_addr, &attr_contentlen)) {
struct list_head *phead, *plist;
spin_lock_bh(&pstapriv->asoc_list_lock);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* look up sta asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
if (psta->is_p2p_device && (psta->dev_cap&P2P_DEVCAP_CLIENT_DISCOVERABILITY) &&
_rtw_memcmp(psta->dev_addr, dev_addr, ETH_ALEN)) {
/* issue GO Discoverability Request */
issue_group_disc_req(pwdinfo, psta->hwaddr);
status = P2P_STATUS_SUCCESS;
break;
} else {
status = P2P_STATUS_FAIL_INFO_UNAVAILABLE;
}
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
} else {
status = P2P_STATUS_FAIL_INVALID_PARAM;
}
} else {
status = P2P_STATUS_FAIL_INVALID_PARAM;
}
}
}
/* issue Device Discoverability Response */
issue_p2p_devdisc_resp(pwdinfo, GetAddr2Ptr(pframe), status, dialogToken);
return (status == P2P_STATUS_SUCCESS) ? true : false;
}
u32 process_p2p_devdisc_resp(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
return true;
}
u8 process_p2p_provdisc_req(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *frame_body;
u8 *wpsie;
uint wps_ielen = 0, attr_contentlen = 0;
u16 uconfig_method = 0;
__be16 be_tmp;
frame_body = (pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
wpsie = rtw_get_wps_ie(frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, NULL, &wps_ielen);
if (wpsie) {
if (rtw_get_wps_attr_content(wpsie, wps_ielen, WPS_ATTR_CONF_METHOD, (u8 *)&be_tmp, &attr_contentlen)) {
uconfig_method = be16_to_cpu(be_tmp);
switch (uconfig_method) {
case WPS_CM_DISPLYA:
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "dis", 3);
break;
case WPS_CM_LABEL:
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "lab", 3);
break;
case WPS_CM_PUSH_BUTTON:
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pbc", 3);
break;
case WPS_CM_KEYPAD:
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pad", 3);
break;
}
issue_p2p_provision_resp(pwdinfo, GetAddr2Ptr(pframe), frame_body, uconfig_method);
}
}
DBG_88E("[%s] config method = %s\n", __func__, pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req);
return true;
}
u8 process_p2p_provdisc_resp(struct wifidirect_info *pwdinfo, u8 *pframe)
{
return true;
}
static u8 rtw_p2p_get_peer_ch_list(struct wifidirect_info *pwdinfo, u8 *ch_content, u8 ch_cnt, u8 *peer_ch_list)
{
u8 i = 0, j = 0;
u8 temp = 0;
u8 ch_no = 0;
ch_content += 3;
ch_cnt -= 3;
while (ch_cnt > 0) {
ch_content += 1;
ch_cnt -= 1;
temp = *ch_content;
for (i = 0 ; i < temp ; i++, j++)
peer_ch_list[j] = *(ch_content + 1 + i);
ch_content += (temp + 1);
ch_cnt -= (temp + 1);
ch_no += temp ;
}
return ch_no;
}
static u8 rtw_p2p_ch_inclusion(struct mlme_ext_priv *pmlmeext, u8 *peer_ch_list, u8 peer_ch_num, u8 *ch_list_inclusioned)
{
int i = 0, j = 0, temp = 0;
u8 ch_no = 0;
for (i = 0; i < peer_ch_num; i++) {
for (j = temp; j < pmlmeext->max_chan_nums; j++) {
if (*(peer_ch_list + i) == pmlmeext->channel_set[j].ChannelNum) {
ch_list_inclusioned[ch_no++] = *(peer_ch_list + i);
temp = j;
break;
}
}
}
return ch_no;
}
u8 process_p2p_group_negotation_req(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
struct adapter *padapter = pwdinfo->padapter;
u8 result = P2P_STATUS_SUCCESS;
u32 p2p_ielen = 0, wps_ielen = 0;
u8 *ies;
u32 ies_len;
u8 *p2p_ie;
u8 *wpsie;
u16 wps_devicepassword_id = 0x0000;
uint wps_devicepassword_id_len = 0;
__be16 be_tmp;
wpsie = rtw_get_wps_ie(pframe + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, NULL, &wps_ielen);
if (wpsie) {
/* Commented by Kurt 20120113 */
/* If some device wants to do p2p handshake without sending prov_disc_req */
/* We have to get peer_req_cm from here. */
if (_rtw_memcmp(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "000", 3)) {
rtw_get_wps_attr_content(wpsie, wps_ielen, WPS_ATTR_DEVICE_PWID, (u8 *)&be_tmp, &wps_devicepassword_id_len);
wps_devicepassword_id = be16_to_cpu(be_tmp);
if (wps_devicepassword_id == WPS_DPID_USER_SPEC)
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "dis", 3);
else if (wps_devicepassword_id == WPS_DPID_REGISTRAR_SPEC)
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pad", 3);
else
memcpy(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, "pbc", 3);
}
} else {
DBG_88E("[%s] WPS IE not Found!!\n", __func__);
result = P2P_STATUS_FAIL_INCOMPATIBLE_PARAM;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
return result;
}
if (pwdinfo->ui_got_wps_info == P2P_NO_WPSINFO) {
result = P2P_STATUS_FAIL_INFO_UNAVAILABLE;
rtw_p2p_set_state(pwdinfo, P2P_STATE_TX_INFOR_NOREADY);
return result;
}
ies = pframe + _PUBLIC_ACTION_IE_OFFSET_;
ies_len = len - _PUBLIC_ACTION_IE_OFFSET_;
p2p_ie = rtw_get_p2p_ie(ies, ies_len, NULL, &p2p_ielen);
if (!p2p_ie) {
DBG_88E("[%s] P2P IE not Found!!\n", __func__);
result = P2P_STATUS_FAIL_INCOMPATIBLE_PARAM;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
}
while (p2p_ie) {
u8 attr_content = 0x00;
u32 attr_contentlen = 0;
u8 ch_content[50] = { 0x00 };
uint ch_cnt = 0;
u8 peer_ch_list[50] = { 0x00 };
u8 peer_ch_num = 0;
u8 ch_list_inclusioned[50] = { 0x00 };
u8 ch_num_inclusioned = 0;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_ING);
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GO_INTENT , &attr_content, &attr_contentlen)) {
DBG_88E("[%s] GO Intent = %d, tie = %d\n", __func__, attr_content >> 1, attr_content & 0x01);
pwdinfo->peer_intent = attr_content; /* include both intent and tie breaker values. */
if (pwdinfo->intent == (pwdinfo->peer_intent >> 1)) {
/* Try to match the tie breaker value */
if (pwdinfo->intent == P2P_MAX_INTENT) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
result = P2P_STATUS_FAIL_BOTH_GOINTENT_15;
} else {
if (attr_content & 0x01)
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
else
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
}
} else if (pwdinfo->intent > (pwdinfo->peer_intent >> 1)) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
} else {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
}
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
/* Store the group id information. */
memcpy(pwdinfo->groupid_info.go_device_addr, pwdinfo->device_addr, ETH_ALEN);
memcpy(pwdinfo->groupid_info.ssid, pwdinfo->nego_ssid, pwdinfo->nego_ssidlen);
}
}
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_INTENTED_IF_ADDR, pwdinfo->p2p_peer_interface_addr, &attr_contentlen)) {
if (attr_contentlen != ETH_ALEN)
_rtw_memset(pwdinfo->p2p_peer_interface_addr, 0x00, ETH_ALEN);
}
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CH_LIST, ch_content, &ch_cnt)) {
peer_ch_num = rtw_p2p_get_peer_ch_list(pwdinfo, ch_content, ch_cnt, peer_ch_list);
ch_num_inclusioned = rtw_p2p_ch_inclusion(&padapter->mlmeextpriv, peer_ch_list, peer_ch_num, ch_list_inclusioned);
if (ch_num_inclusioned == 0) {
DBG_88E("[%s] No common channel in channel list!\n", __func__);
result = P2P_STATUS_FAIL_NO_COMMON_CH;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
break;
}
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
if (!rtw_p2p_is_channel_list_ok(pwdinfo->operating_channel,
ch_list_inclusioned, ch_num_inclusioned)) {
u8 operatingch_info[5] = { 0x00 }, peer_operating_ch = 0;
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_OPERATING_CH, operatingch_info, &attr_contentlen))
peer_operating_ch = operatingch_info[4];
if (rtw_p2p_is_channel_list_ok(peer_operating_ch,
ch_list_inclusioned, ch_num_inclusioned)) {
/**
* Change our operating channel as peer's for compatibility.
*/
pwdinfo->operating_channel = peer_operating_ch;
DBG_88E("[%s] Change op ch to %02x as peer's\n", __func__, pwdinfo->operating_channel);
} else {
/* Take first channel of ch_list_inclusioned as operating channel */
pwdinfo->operating_channel = ch_list_inclusioned[0];
DBG_88E("[%s] Change op ch to %02x\n", __func__, pwdinfo->operating_channel);
}
}
}
}
/* Get the next P2P IE */
p2p_ie = rtw_get_p2p_ie(p2p_ie+p2p_ielen, ies_len - (p2p_ie - ies + p2p_ielen), NULL, &p2p_ielen);
}
return result;
}
u8 process_p2p_group_negotation_resp(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
struct adapter *padapter = pwdinfo->padapter;
u8 result = P2P_STATUS_SUCCESS;
u32 p2p_ielen, wps_ielen;
u8 *ies;
u32 ies_len;
u8 *p2p_ie;
ies = pframe + _PUBLIC_ACTION_IE_OFFSET_;
ies_len = len - _PUBLIC_ACTION_IE_OFFSET_;
/* Be able to know which one is the P2P GO and which one is P2P client. */
if (rtw_get_wps_ie(ies, ies_len, NULL, &wps_ielen)) {
} else {
DBG_88E("[%s] WPS IE not Found!!\n", __func__);
result = P2P_STATUS_FAIL_INCOMPATIBLE_PARAM;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
}
p2p_ie = rtw_get_p2p_ie(ies, ies_len, NULL, &p2p_ielen);
if (!p2p_ie) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
result = P2P_STATUS_FAIL_INCOMPATIBLE_PARAM;
} else {
u8 attr_content = 0x00;
u32 attr_contentlen = 0;
u8 operatingch_info[5] = { 0x00 };
u8 groupid[38];
u8 peer_ch_list[50] = { 0x00 };
u8 peer_ch_num = 0;
u8 ch_list_inclusioned[50] = { 0x00 };
u8 ch_num_inclusioned = 0;
while (p2p_ie) { /* Found the P2P IE. */
rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_STATUS, &attr_content, &attr_contentlen);
if (attr_contentlen == 1) {
DBG_88E("[%s] Status = %d\n", __func__, attr_content);
if (attr_content == P2P_STATUS_SUCCESS) {
/* Do nothing. */
} else {
if (P2P_STATUS_FAIL_INFO_UNAVAILABLE == attr_content) {
rtw_p2p_set_state(pwdinfo, P2P_STATE_RX_INFOR_NOREADY);
} else {
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
}
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
result = attr_content;
break;
}
}
/* Try to get the peer's interface address */
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_INTENTED_IF_ADDR, pwdinfo->p2p_peer_interface_addr, &attr_contentlen)) {
if (attr_contentlen != ETH_ALEN)
_rtw_memset(pwdinfo->p2p_peer_interface_addr, 0x00, ETH_ALEN);
}
/* Try to get the peer's intent and tie breaker value. */
attr_content = 0x00;
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GO_INTENT , &attr_content, &attr_contentlen)) {
DBG_88E("[%s] GO Intent = %d, tie = %d\n", __func__, attr_content >> 1, attr_content & 0x01);
pwdinfo->peer_intent = attr_content; /* include both intent and tie breaker values. */
if (pwdinfo->intent == (pwdinfo->peer_intent >> 1)) {
/* Try to match the tie breaker value */
if (pwdinfo->intent == P2P_MAX_INTENT) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
result = P2P_STATUS_FAIL_BOTH_GOINTENT_15;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
} else {
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
if (attr_content & 0x01)
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
else
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
}
} else if (pwdinfo->intent > (pwdinfo->peer_intent >> 1)) {
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
} else {
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
}
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
/* Store the group id information. */
memcpy(pwdinfo->groupid_info.go_device_addr, pwdinfo->device_addr, ETH_ALEN);
memcpy(pwdinfo->groupid_info.ssid, pwdinfo->nego_ssid, pwdinfo->nego_ssidlen);
}
}
/* Try to get the operation channel information */
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_OPERATING_CH, operatingch_info, &attr_contentlen)) {
DBG_88E("[%s] Peer's operating channel = %d\n", __func__, operatingch_info[4]);
pwdinfo->peer_operating_ch = operatingch_info[4];
}
/* Try to get the channel list information */
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CH_LIST, pwdinfo->channel_list_attr, &pwdinfo->channel_list_attr_len)) {
DBG_88E("[%s] channel list attribute found, len = %d\n", __func__, pwdinfo->channel_list_attr_len);
peer_ch_num = rtw_p2p_get_peer_ch_list(pwdinfo, pwdinfo->channel_list_attr, pwdinfo->channel_list_attr_len, peer_ch_list);
ch_num_inclusioned = rtw_p2p_ch_inclusion(&padapter->mlmeextpriv, peer_ch_list, peer_ch_num, ch_list_inclusioned);
if (ch_num_inclusioned == 0) {
DBG_88E("[%s] No common channel in channel list!\n", __func__);
result = P2P_STATUS_FAIL_NO_COMMON_CH;
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
break;
}
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
if (!rtw_p2p_is_channel_list_ok(pwdinfo->operating_channel,
ch_list_inclusioned, ch_num_inclusioned)) {
u8 operatingch_info[5] = { 0x00 }, peer_operating_ch = 0;
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_OPERATING_CH, operatingch_info, &attr_contentlen))
peer_operating_ch = operatingch_info[4];
if (rtw_p2p_is_channel_list_ok(peer_operating_ch,
ch_list_inclusioned, ch_num_inclusioned)) {
/**
* Change our operating channel as peer's for compatibility.
*/
pwdinfo->operating_channel = peer_operating_ch;
DBG_88E("[%s] Change op ch to %02x as peer's\n", __func__, pwdinfo->operating_channel);
} else {
/* Take first channel of ch_list_inclusioned as operating channel */
pwdinfo->operating_channel = ch_list_inclusioned[0];
DBG_88E("[%s] Change op ch to %02x\n", __func__, pwdinfo->operating_channel);
}
}
}
} else {
DBG_88E("[%s] channel list attribute not found!\n", __func__);
}
/* Try to get the group id information if peer is GO */
attr_contentlen = 0;
_rtw_memset(groupid, 0x00, 38);
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, groupid, &attr_contentlen)) {
memcpy(pwdinfo->groupid_info.go_device_addr, &groupid[0], ETH_ALEN);
memcpy(pwdinfo->groupid_info.ssid, &groupid[6], attr_contentlen - ETH_ALEN);
}
/* Get the next P2P IE */
p2p_ie = rtw_get_p2p_ie(p2p_ie+p2p_ielen, ies_len - (p2p_ie - ies + p2p_ielen), NULL, &p2p_ielen);
}
}
return result;
}
u8 process_p2p_group_negotation_confirm(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *ies;
u32 ies_len;
u8 *p2p_ie;
u32 p2p_ielen = 0;
u8 result = P2P_STATUS_SUCCESS;
ies = pframe + _PUBLIC_ACTION_IE_OFFSET_;
ies_len = len - _PUBLIC_ACTION_IE_OFFSET_;
p2p_ie = rtw_get_p2p_ie(ies, ies_len, NULL, &p2p_ielen);
while (p2p_ie) { /* Found the P2P IE. */
u8 attr_content = 0x00, operatingch_info[5] = { 0x00 };
u8 groupid[38] = { 0x00 };
u32 attr_contentlen = 0;
pwdinfo->negotiation_dialog_token = 1;
rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_STATUS, &attr_content, &attr_contentlen);
if (attr_contentlen == 1) {
DBG_88E("[%s] Status = %d\n", __func__, attr_content);
result = attr_content;
if (attr_content == P2P_STATUS_SUCCESS) {
u8 bcancelled = 0;
_cancel_timer(&pwdinfo->restore_p2p_state_timer, &bcancelled);
/* Commented by Albert 20100911 */
/* Todo: Need to handle the case which both Intents are the same. */
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
if ((pwdinfo->intent) > (pwdinfo->peer_intent >> 1)) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
} else if ((pwdinfo->intent) < (pwdinfo->peer_intent >> 1)) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
} else {
/* Have to compare the Tie Breaker */
if (pwdinfo->peer_intent & 0x01)
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
else
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
}
} else {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_FAIL);
break;
}
}
/* Try to get the group id information */
attr_contentlen = 0;
_rtw_memset(groupid, 0x00, 38);
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, groupid, &attr_contentlen)) {
DBG_88E("[%s] Ssid = %s, ssidlen = %zu\n", __func__, &groupid[ETH_ALEN], strlen(&groupid[ETH_ALEN]));
memcpy(pwdinfo->groupid_info.go_device_addr, &groupid[0], ETH_ALEN);
memcpy(pwdinfo->groupid_info.ssid, &groupid[6], attr_contentlen - ETH_ALEN);
}
attr_contentlen = 0;
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_OPERATING_CH, operatingch_info, &attr_contentlen)) {
DBG_88E("[%s] Peer's operating channel = %d\n", __func__, operatingch_info[4]);
pwdinfo->peer_operating_ch = operatingch_info[4];
}
/* Get the next P2P IE */
p2p_ie = rtw_get_p2p_ie(p2p_ie+p2p_ielen, ies_len - (p2p_ie - ies + p2p_ielen), NULL, &p2p_ielen);
}
return result;
}
u8 process_p2p_presence_req(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *frame_body;
u8 dialogToken = 0;
u8 status = P2P_STATUS_SUCCESS;
frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
dialogToken = frame_body[6];
/* todo: check NoA attribute */
issue_p2p_presence_resp(pwdinfo, GetAddr2Ptr(pframe), status, dialogToken);
return true;
}
static void find_phase_handler(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ndis_802_11_ssid ssid;
_rtw_memset((unsigned char *)&ssid, 0, sizeof(struct ndis_802_11_ssid));
memcpy(ssid.Ssid, pwdinfo->p2p_wildcard_ssid, P2P_WILDCARD_SSID_LEN);
ssid.SsidLength = P2P_WILDCARD_SSID_LEN;
rtw_p2p_set_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH);
spin_lock_bh(&pmlmepriv->lock);
spin_unlock_bh(&pmlmepriv->lock);
}
void p2p_concurrent_handler(struct adapter *padapter);
static void restore_p2p_state_handler(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_ING) || rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_FAIL))
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
rtw_p2p_set_state(pwdinfo, rtw_p2p_pre_state(pwdinfo));
if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE)) {
/* In the P2P client mode, the driver should not switch back to its listen channel */
/* because this P2P client should stay at the operating channel of P2P GO. */
set_channel_bwmode(padapter, pwdinfo->listen_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
}
}
static void pre_tx_invitereq_handler(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
u8 val8 = 1;
set_channel_bwmode(padapter, pwdinfo->invitereq_info.peer_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
issue_probereq_p2p(padapter, NULL);
_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);
}
static void pre_tx_provdisc_handler(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
u8 val8 = 1;
set_channel_bwmode(padapter, pwdinfo->tx_prov_disc_info.peer_channel_num[0], HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
issue_probereq_p2p(padapter, NULL);
_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);
}
static void pre_tx_negoreq_handler(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
u8 val8 = 1;
set_channel_bwmode(padapter, pwdinfo->nego_req_info.peer_channel_num[0], HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
issue_probereq_p2p(padapter, NULL);
_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);
}
void p2p_protocol_wk_hdl(struct adapter *padapter, int intCmdType)
{
switch (intCmdType) {
case P2P_FIND_PHASE_WK:
find_phase_handler(padapter);
break;
case P2P_RESTORE_STATE_WK:
restore_p2p_state_handler(padapter);
break;
case P2P_PRE_TX_PROVDISC_PROCESS_WK:
pre_tx_provdisc_handler(padapter);
break;
case P2P_PRE_TX_INVITEREQ_PROCESS_WK:
pre_tx_invitereq_handler(padapter);
break;
case P2P_PRE_TX_NEGOREQ_PROCESS_WK:
pre_tx_negoreq_handler(padapter);
break;
}
}
void process_p2p_ps_ie(struct adapter *padapter, u8 *IEs, u32 IELength)
{
u8 *ies;
u32 ies_len;
u8 *p2p_ie;
u32 p2p_ielen = 0;
u8 noa_attr[MAX_P2P_IE_LEN] = { 0x00 };/* NoA length should be n*(13) + 2 */
u32 attr_contentlen = 0;
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
u8 find_p2p = false, find_p2p_ps = false;
u8 noa_offset, noa_num, noa_index;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
if (IELength <= _BEACON_IE_OFFSET_)
return;
ies = IEs + _BEACON_IE_OFFSET_;
ies_len = IELength - _BEACON_IE_OFFSET_;
p2p_ie = rtw_get_p2p_ie(ies, ies_len, NULL, &p2p_ielen);
while (p2p_ie) {
find_p2p = true;
/* Get Notice of Absence IE. */
if (rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_NOA, noa_attr, &attr_contentlen)) {
find_p2p_ps = true;
noa_index = noa_attr[0];
if ((pwdinfo->p2p_ps_mode == P2P_PS_NONE) ||
(noa_index != pwdinfo->noa_index)) { /* if index change, driver should reconfigure related setting. */
pwdinfo->noa_index = noa_index;
pwdinfo->opp_ps = noa_attr[1] >> 7;
pwdinfo->ctwindow = noa_attr[1] & 0x7F;
noa_offset = 2;
noa_num = 0;
/* NoA length should be n*(13) + 2 */
if (attr_contentlen > 2) {
while (noa_offset < attr_contentlen) {
/* memcpy(&wifidirect_info->noa_count[noa_num], &noa_attr[noa_offset], 1); */
pwdinfo->noa_count[noa_num] = noa_attr[noa_offset];
noa_offset += 1;
memcpy(&pwdinfo->noa_duration[noa_num], &noa_attr[noa_offset], 4);
noa_offset += 4;
memcpy(&pwdinfo->noa_interval[noa_num], &noa_attr[noa_offset], 4);
noa_offset += 4;
memcpy(&pwdinfo->noa_start_time[noa_num], &noa_attr[noa_offset], 4);
noa_offset += 4;
noa_num++;
}
}
pwdinfo->noa_num = noa_num;
if (pwdinfo->opp_ps == 1) {
pwdinfo->p2p_ps_mode = P2P_PS_CTWINDOW;
/* driver should wait LPS for entering CTWindow */
if (padapter->pwrctrlpriv.bFwCurrentInPSMode)
p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 1);
} else if (pwdinfo->noa_num > 0) {
pwdinfo->p2p_ps_mode = P2P_PS_NOA;
p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 1);
} else if (pwdinfo->p2p_ps_mode > P2P_PS_NONE) {
p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
}
}
break; /* find target, just break. */
}
/* Get the next P2P IE */
p2p_ie = rtw_get_p2p_ie(p2p_ie+p2p_ielen, ies_len - (p2p_ie - ies + p2p_ielen), NULL, &p2p_ielen);
}
if (find_p2p) {
if ((pwdinfo->p2p_ps_mode > P2P_PS_NONE) && !find_p2p_ps)
p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
}
}
void p2p_ps_wk_hdl(struct adapter *padapter, u8 p2p_ps_state)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
/* Pre action for p2p state */
switch (p2p_ps_state) {
case P2P_PS_DISABLE:
pwdinfo->p2p_ps_state = p2p_ps_state;
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_P2P_PS_OFFLOAD, (u8 *)(&p2p_ps_state));
pwdinfo->noa_index = 0;
pwdinfo->ctwindow = 0;
pwdinfo->opp_ps = 0;
pwdinfo->noa_num = 0;
pwdinfo->p2p_ps_mode = P2P_PS_NONE;
if (padapter->pwrctrlpriv.bFwCurrentInPSMode) {
if (pwrpriv->smart_ps == 0) {
pwrpriv->smart_ps = 2;
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&(padapter->pwrctrlpriv.pwr_mode)));
}
}
break;
case P2P_PS_ENABLE:
if (pwdinfo->p2p_ps_mode > P2P_PS_NONE) {
pwdinfo->p2p_ps_state = p2p_ps_state;
if (pwdinfo->ctwindow > 0) {
if (pwrpriv->smart_ps != 0) {
pwrpriv->smart_ps = 0;
DBG_88E("%s(): Enter CTW, change SmartPS\n", __func__);
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&(padapter->pwrctrlpriv.pwr_mode)));
}
}
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_P2P_PS_OFFLOAD, (u8 *)(&p2p_ps_state));
}
break;
case P2P_PS_SCAN:
case P2P_PS_SCAN_DONE:
case P2P_PS_ALLSTASLEEP:
if (pwdinfo->p2p_ps_mode > P2P_PS_NONE) {
pwdinfo->p2p_ps_state = p2p_ps_state;
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_P2P_PS_OFFLOAD, (u8 *)(&p2p_ps_state));
}
break;
default:
break;
}
}
u8 p2p_ps_wk_cmd(struct adapter *padapter, u8 p2p_ps_state, u8 enqueue)
{
struct cmd_obj *ph2c;
struct drvextra_cmd_parm *pdrvextra_cmd_parm;
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
u8 res = _SUCCESS;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return res;
if (enqueue) {
ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
if (ph2c == NULL) {
res = _FAIL;
goto exit;
}
pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
if (pdrvextra_cmd_parm == NULL) {
kfree(ph2c);
res = _FAIL;
goto exit;
}
pdrvextra_cmd_parm->ec_id = P2P_PS_WK_CID;
pdrvextra_cmd_parm->type_size = p2p_ps_state;
pdrvextra_cmd_parm->pbuf = NULL;
init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
res = rtw_enqueue_cmd(pcmdpriv, ph2c);
} else {
p2p_ps_wk_hdl(padapter, p2p_ps_state);
}
exit:
return res;
}
static void reset_ch_sitesurvey_timer_process (void *FunctionContext)
{
struct adapter *adapter = (struct adapter *)FunctionContext;
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
DBG_88E("[%s] In\n", __func__);
/* Reset the operation channel information */
pwdinfo->rx_invitereq_info.operation_ch[0] = 0;
pwdinfo->rx_invitereq_info.scan_op_ch_only = 0;
}
static void reset_ch_sitesurvey_timer_process2 (void *FunctionContext)
{
struct adapter *adapter = (struct adapter *)FunctionContext;
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
DBG_88E("[%s] In\n", __func__);
/* Reset the operation channel information */
pwdinfo->p2p_info.operation_ch[0] = 0;
pwdinfo->p2p_info.scan_op_ch_only = 0;
}
static void restore_p2p_state_timer_process (void *FunctionContext)
{
struct adapter *adapter = (struct adapter *)FunctionContext;
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
p2p_protocol_wk_cmd(adapter, P2P_RESTORE_STATE_WK);
}
static void pre_tx_scan_timer_process(void *FunctionContext)
{
struct adapter *adapter = (struct adapter *)FunctionContext;
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
spin_lock_bh(&pmlmepriv->lock);
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_TX_PROVISION_DIS_REQ)) {
if (pwdinfo->tx_prov_disc_info.benable) { /* the provision discovery request frame is trigger to send or not */
p2p_protocol_wk_cmd(adapter, P2P_PRE_TX_PROVDISC_PROCESS_WK);
/* issue_probereq_p2p(adapter, NULL); */
/* _set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT); */
}
} else if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_ING)) {
if (pwdinfo->nego_req_info.benable)
p2p_protocol_wk_cmd(adapter, P2P_PRE_TX_NEGOREQ_PROCESS_WK);
} else if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_TX_INVITE_REQ)) {
if (pwdinfo->invitereq_info.benable)
p2p_protocol_wk_cmd(adapter, P2P_PRE_TX_INVITEREQ_PROCESS_WK);
} else {
DBG_88E("[%s] p2p_state is %d, ignore!!\n", __func__, rtw_p2p_state(pwdinfo));
}
spin_unlock_bh(&pmlmepriv->lock);
}
static void find_phase_timer_process(void *FunctionContext)
{
struct adapter *adapter = (struct adapter *)FunctionContext;
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
return;
adapter->wdinfo.find_phase_state_exchange_cnt++;
p2p_protocol_wk_cmd(adapter, P2P_FIND_PHASE_WK);
}
void reset_global_wifidirect_info(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo;
pwdinfo = &padapter->wdinfo;
pwdinfo->persistent_supported = 0;
pwdinfo->session_available = true;
pwdinfo->wfd_tdls_enable = 0;
pwdinfo->wfd_tdls_weaksec = 0;
}
void rtw_init_wifidirect_timers(struct adapter *padapter)
{
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
_init_timer(&pwdinfo->find_phase_timer, padapter->pnetdev, find_phase_timer_process, padapter);
_init_timer(&pwdinfo->restore_p2p_state_timer, padapter->pnetdev, restore_p2p_state_timer_process, padapter);
_init_timer(&pwdinfo->pre_tx_scan_timer, padapter->pnetdev, pre_tx_scan_timer_process, padapter);
_init_timer(&pwdinfo->reset_ch_sitesurvey, padapter->pnetdev, reset_ch_sitesurvey_timer_process, padapter);
_init_timer(&pwdinfo->reset_ch_sitesurvey2, padapter->pnetdev, reset_ch_sitesurvey_timer_process2, padapter);
}
void rtw_init_wifidirect_addrs(struct adapter *padapter, u8 *dev_addr, u8 *iface_addr)
{
#ifdef CONFIG_88EU_P2P
struct wifidirect_info *pwdinfo = &padapter->wdinfo;
/*init device&interface address */
if (dev_addr)
memcpy(pwdinfo->device_addr, dev_addr, ETH_ALEN);
if (iface_addr)
memcpy(pwdinfo->interface_addr, iface_addr, ETH_ALEN);
#endif
}
void init_wifidirect_info(struct adapter *padapter, enum P2P_ROLE role)
{
struct wifidirect_info *pwdinfo;
pwdinfo = &padapter->wdinfo;
pwdinfo->padapter = padapter;
/* 1, 6, 11 are the social channel defined in the WiFi Direct specification. */
pwdinfo->social_chan[0] = 1;
pwdinfo->social_chan[1] = 6;
pwdinfo->social_chan[2] = 11;
pwdinfo->social_chan[3] = 0; /* channel 0 for scanning ending in site survey function. */
/* Use the channel 11 as the listen channel */
pwdinfo->listen_channel = 11;
if (role == P2P_ROLE_DEVICE) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DEVICE);
rtw_p2p_set_state(pwdinfo, P2P_STATE_LISTEN);
pwdinfo->intent = 1;
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_LISTEN);
} else if (role == P2P_ROLE_CLIENT) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_CLIENT);
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
pwdinfo->intent = 1;
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
} else if (role == P2P_ROLE_GO) {
rtw_p2p_set_role(pwdinfo, P2P_ROLE_GO);
rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_OK);
pwdinfo->intent = 15;
rtw_p2p_set_pre_state(pwdinfo, P2P_STATE_GONEGO_OK);
}
/* Use the OFDM rate in the P2P probe response frame. (6(B), 9(B), 12, 18, 24, 36, 48, 54) */
pwdinfo->support_rate[0] = 0x8c; /* 6(B) */
pwdinfo->support_rate[1] = 0x92; /* 9(B) */
pwdinfo->support_rate[2] = 0x18; /* 12 */
pwdinfo->support_rate[3] = 0x24; /* 18 */
pwdinfo->support_rate[4] = 0x30; /* 24 */
pwdinfo->support_rate[5] = 0x48; /* 36 */
pwdinfo->support_rate[6] = 0x60; /* 48 */
pwdinfo->support_rate[7] = 0x6c; /* 54 */
memcpy(pwdinfo->p2p_wildcard_ssid, "DIRECT-", 7);
_rtw_memset(pwdinfo->device_name, 0x00, WPS_MAX_DEVICE_NAME_LEN);
pwdinfo->device_name_len = 0;
_rtw_memset(&pwdinfo->invitereq_info, 0x00, sizeof(struct tx_invite_req_info));
pwdinfo->invitereq_info.token = 3; /* Token used for P2P invitation request frame. */
_rtw_memset(&pwdinfo->inviteresp_info, 0x00, sizeof(struct tx_invite_resp_info));
pwdinfo->inviteresp_info.token = 0;
pwdinfo->profileindex = 0;
_rtw_memset(&pwdinfo->profileinfo[0], 0x00, sizeof(struct profile_info) * P2P_MAX_PERSISTENT_GROUP_NUM);
rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_NONE);
pwdinfo->listen_dwell = (u8) ((rtw_get_current_time() % 3) + 1);
_rtw_memset(&pwdinfo->tx_prov_disc_info, 0x00, sizeof(struct tx_provdisc_req_info));
pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_NONE;
_rtw_memset(&pwdinfo->nego_req_info, 0x00, sizeof(struct tx_nego_req_info));
pwdinfo->device_password_id_for_nego = WPS_DPID_PBC;
pwdinfo->negotiation_dialog_token = 1;
_rtw_memset(pwdinfo->nego_ssid, 0x00, WLAN_SSID_MAXLEN);
pwdinfo->nego_ssidlen = 0;
pwdinfo->ui_got_wps_info = P2P_NO_WPSINFO;
pwdinfo->supported_wps_cm = WPS_CONFIG_METHOD_DISPLAY | WPS_CONFIG_METHOD_PBC | WPS_CONFIG_METHOD_KEYPAD;
pwdinfo->channel_list_attr_len = 0;
_rtw_memset(pwdinfo->channel_list_attr, 0x00, 100);
_rtw_memset(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, 0x00, 4);
_rtw_memset(pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req, '0', 3);
_rtw_memset(&pwdinfo->groupid_info, 0x00, sizeof(struct group_id_info));
pwdinfo->wfd_tdls_enable = 0;
_rtw_memset(pwdinfo->p2p_peer_interface_addr, 0x00, ETH_ALEN);
_rtw_memset(pwdinfo->p2p_peer_device_addr, 0x00, ETH_ALEN);
pwdinfo->rx_invitereq_info.operation_ch[0] = 0;
pwdinfo->rx_invitereq_info.operation_ch[1] = 0; /* Used to indicate the scan end in site survey function */
pwdinfo->rx_invitereq_info.scan_op_ch_only = 0;
pwdinfo->p2p_info.operation_ch[0] = 0;
pwdinfo->p2p_info.operation_ch[1] = 0; /* Used to indicate the scan end in site survey function */
pwdinfo->p2p_info.scan_op_ch_only = 0;
}
int rtw_p2p_enable(struct adapter *padapter, enum P2P_ROLE role)
{
int ret = _SUCCESS;
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
if (role == P2P_ROLE_DEVICE || role == P2P_ROLE_CLIENT || role == P2P_ROLE_GO) {
/* leave IPS/Autosuspend */
if (_FAIL == rtw_pwr_wakeup(padapter)) {
ret = _FAIL;
goto exit;
}
/* Added by Albert 2011/03/22 */
/* In the P2P mode, the driver should not support the b mode. */
/* So, the Tx packet shouldn't use the CCK rate */
update_tx_basic_rate(padapter, WIRELESS_11AGN);
/* Enable P2P function */
init_wifidirect_info(padapter, role);
rtw_hal_set_odm_var(padapter, HAL_ODM_P2P_STATE, NULL, true);
} else if (role == P2P_ROLE_DISABLE) {
if (_FAIL == rtw_pwr_wakeup(padapter)) {
ret = _FAIL;
goto exit;
}
/* Disable P2P function */
if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
_cancel_timer_ex(&pwdinfo->find_phase_timer);
_cancel_timer_ex(&pwdinfo->restore_p2p_state_timer);
_cancel_timer_ex(&pwdinfo->pre_tx_scan_timer);
_cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey);
_cancel_timer_ex(&pwdinfo->reset_ch_sitesurvey2);
reset_ch_sitesurvey_timer_process(padapter);
reset_ch_sitesurvey_timer_process2(padapter);
rtw_p2p_set_state(pwdinfo, P2P_STATE_NONE);
rtw_p2p_set_role(pwdinfo, P2P_ROLE_DISABLE);
_rtw_memset(&pwdinfo->rx_prov_disc_info, 0x00, sizeof(struct rx_provdisc_req_info));
}
rtw_hal_set_odm_var(padapter, HAL_ODM_P2P_STATE, NULL, false);
/* Restore to initial setting. */
update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
}
exit:
return ret;
}
#else
u8 p2p_ps_wk_cmd(struct adapter *padapter, u8 p2p_ps_state, u8 enqueue)
{
return _FAIL;
}
void process_p2p_ps_ie(struct adapter *padapter, u8 *IEs, u32 IELength)
{
}
#endif /* CONFIG_88EU_P2P */
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