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8266d91560
These #define and the enum WIFI_REG_DOMAIN are unused. They can be removed. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/6d5b505e7de20fdaba1831557baee1daf4656845.1625470822.git.christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
197 lines
5.3 KiB
C
197 lines
5.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/******************************************************************************
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*
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* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
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*
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* Modifications for inclusion into the Linux staging tree are
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* Copyright(c) 2010 Larry Finger. All rights reserved.
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*
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* Contact information:
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* WLAN FAE <wlanfae@realtek.com>
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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******************************************************************************/
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#ifndef _WIFI_H_
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#define _WIFI_H_
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#include <linux/compiler.h>
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#include <linux/ieee80211.h>
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#define WLAN_HDR_A3_LEN 24
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#define WLAN_HDR_A3_QOS_LEN 26
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enum WIFI_FRAME_TYPE {
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WIFI_QOS_DATA_TYPE = (BIT(7) | BIT(3)), /*!< QoS Data */
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};
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#define SetToDs(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_TODS); \
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})
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#define GetToDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0)
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#define ClearToDs(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_TODS)); \
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})
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#define SetFrDs(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_FROMDS); \
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})
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#define GetFrDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0)
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#define ClearFrDs(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_FROMDS)); \
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})
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static inline unsigned char get_tofr_ds(unsigned char *pframe)
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{
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return ((GetToDs(pframe) << 1) | GetFrDs(pframe));
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}
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#define SetMFrag(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREFRAGS); \
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})
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#define GetMFrag(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0)
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#define ClearMFrag(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)); \
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})
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#define SetRetry(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_RETRY); \
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})
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#define GetRetry(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0)
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#define ClearRetry(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_RETRY)); \
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})
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#define SetPwrMgt(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PM); \
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})
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#define GetPwrMgt(pbuf) (((*(__le16 *)(pbuf)) & \
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cpu_to_le16(IEEE80211_FCTL_PM)) != 0)
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#define ClearPwrMgt(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_PM)); \
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})
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#define SetMData(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREDATA); \
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})
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#define GetMData(pbuf) (((*(__le16 *)(pbuf)) & \
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cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0)
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#define ClearMData(pbuf) ({ \
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*(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREDATA)); \
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})
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#define SetPrivacy(pbuf) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); \
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})
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#define GetPrivacy(pbuf) (((*(__le16 *)(pbuf)) & \
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cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0)
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#define GetOrder(pbuf) (((*(__le16 *)(pbuf)) & \
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cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0)
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#define GetFrameType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \
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(BIT(3) | BIT(2)))
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#define SetFrameType(pbuf, type) \
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do { \
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*(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(3) | \
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BIT(2))); \
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*(__le16 *)(pbuf) |= cpu_to_le16(type); \
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} while (0)
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#define GetFrameSubType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \
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(BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \
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BIT(2)))
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#define SetFrameSubType(pbuf, type) \
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do { \
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*(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \
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BIT(5) | BIT(4) | BIT(3) | BIT(2))); \
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*(__le16 *)(pbuf) |= cpu_to_le16(type); \
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} while (0)
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#define GetSequence(pbuf) (le16_to_cpu(*(__le16 *)\
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((addr_t)(pbuf) + 22)) >> 4)
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#define GetFragNum(pbuf) (le16_to_cpu(*(__le16 *)((addr_t)\
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(pbuf) + 22)) & 0x0f)
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#define SetSeqNum(pbuf, num) ({ \
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*(__le16 *)((addr_t)(pbuf) + 22) = \
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cpu_to_le16((le16_to_cpu(*(__le16 *)((addr_t)(pbuf) + 22)) & \
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0x000f) | (0xfff0 & (num << 4))); \
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})
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#define SetPriority(pbuf, tid) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16(tid & 0xf); \
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})
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#define GetPriority(pbuf) ((le16_to_cpu(*(__le16 *)(pbuf))) & 0xf)
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#define SetAckpolicy(pbuf, ack) ({ \
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*(__le16 *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \
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})
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#define GetAckpolicy(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 5) & 0x3)
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#define GetAMsdu(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 7) & 0x1)
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#define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4))
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#define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10))
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#define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16))
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#define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24))
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static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
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{
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unsigned char *sa;
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unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe);
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switch (to_fr_ds) {
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case 0x00: /* ToDs=0, FromDs=0 */
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sa = GetAddr3Ptr(pframe);
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break;
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case 0x01: /* ToDs=0, FromDs=1 */
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sa = GetAddr2Ptr(pframe);
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break;
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case 0x02: /* ToDs=1, FromDs=0 */
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sa = GetAddr1Ptr(pframe);
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break;
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default: /* ToDs=1, FromDs=1 */
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sa = NULL;
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break;
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}
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return sa;
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}
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/* ---------------------------------------------------------------------------
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* Below is the fixed elements...
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* ---------------------------------------------------------------------------
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*/
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#define _BEACON_ITERVAL_ 2
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#define _CAPABILITY_ 2
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#define _TIMESTAMP_ 8
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/*-----------------------------------------------------------------------------
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* Below is the definition for WMM
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*------------------------------------------------------------------------------
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*/
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#define _WMM_IE_Length_ 7 /* for WMM STA */
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#endif /* _WIFI_H_ */
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