diff options
Diffstat (limited to 'sys/net80211/ieee80211_priv.h')
-rw-r--r-- | sys/net80211/ieee80211_priv.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/sys/net80211/ieee80211_priv.h b/sys/net80211/ieee80211_priv.h new file mode 100644 index 00000000000..cfc3ca779e0 --- /dev/null +++ b/sys/net80211/ieee80211_priv.h @@ -0,0 +1,96 @@ +/* $OpenBSD: ieee80211_priv.h,v 1.1 2008/07/21 19:27:26 damien Exp $ */ + +/*- + * Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _NET80211_IEEE80211_PRIV_H_ +#define _NET80211_IEEE80211_PRIV_H_ + +#ifdef IEEE80211_DEBUG +extern int ieee80211_debug; +#define IEEE80211_DPRINTF(X) do { if (ieee80211_debug) printf X; } while(0) +#define IEEE80211_DPRINTF2(X) do { if (ieee80211_debug>1) printf X; } while(0) +#else +#define IEEE80211_DPRINTF(X) +#define IEEE80211_DPRINTF2(X) +#endif + +#define IEEE80211_AID_SET(b, w) \ + ((w)[IEEE80211_AID(b) / 32] |= (1 << (IEEE80211_AID(b) % 32))) +#define IEEE80211_AID_CLR(b, w) \ + ((w)[IEEE80211_AID(b) / 32] &= ~(1 << (IEEE80211_AID(b) % 32))) +#define IEEE80211_AID_ISSET(b, w) \ + ((w)[IEEE80211_AID(b) / 32] & (1 << (IEEE80211_AID(b) % 32))) + +/* unaligned big endian access */ +#define BE_READ_2(p) \ + ((u_int16_t) \ + ((((const u_int8_t *)(p))[0] << 8) | \ + (((const u_int8_t *)(p))[1]))) + +#define BE_READ_8(p) \ + ((u_int64_t)(p)[0] << 56 | (u_int64_t)(p)[1] << 48 | \ + (u_int64_t)(p)[2] << 40 | (u_int64_t)(p)[3] << 32 | \ + (u_int64_t)(p)[4] << 24 | (u_int64_t)(p)[5] << 16 | \ + (u_int64_t)(p)[6] << 8 | (u_int64_t)(p)[7]) + +#define BE_WRITE_2(p, v) do { \ + ((u_int8_t *)(p))[0] = (v) >> 8; \ + ((u_int8_t *)(p))[1] = (v) & 0xff; \ +} while (0) + +#define BE_WRITE_8(p, v) do { \ + (p)[0] = (v) >> 56; (p)[1] = (v) >> 48; \ + (p)[2] = (v) >> 40; (p)[3] = (v) >> 32; \ + (p)[4] = (v) >> 24; (p)[5] = (v) >> 16; \ + (p)[6] = (v) >> 8; (p)[7] = (v); \ +} while (0) + +/* unaligned little endian access */ +#define LE_READ_2(p) \ + ((u_int16_t) \ + ((((const u_int8_t *)(p))[0]) | \ + (((const u_int8_t *)(p))[1] << 8))) + +#define LE_READ_4(p) \ + ((u_int32_t) \ + ((((const u_int8_t *)(p))[0]) | \ + (((const u_int8_t *)(p))[1] << 8) | \ + (((const u_int8_t *)(p))[2] << 16) | \ + (((const u_int8_t *)(p))[3] << 24))) + +#define LE_READ_6(p) \ + ((u_int64_t)(p)[5] << 40 | (u_int64_t)(p)[4] << 32 | \ + (u_int64_t)(p)[3] << 24 | (u_int64_t)(p)[2] << 16 | \ + (u_int64_t)(p)[1] << 8 | (u_int64_t)(p)[0]) + +#define LE_WRITE_2(p, v) do { \ + ((u_int8_t *)(p))[0] = (v) & 0xff; \ + ((u_int8_t *)(p))[1] = (v) >> 8; \ +} while (0) + +#define LE_WRITE_4(p, v) do { \ + (p)[3] = (v) >> 24; (p)[2] = (v) >> 16; \ + (p)[1] = (v) >> 8; (p)[0] = (v); \ +} while (0) + +#define LE_WRITE_6(p, v) do { \ + (p)[5] = (v) >> 40; (p)[4] = (v) >> 32; \ + (p)[3] = (v) >> 24; (p)[2] = (v) >> 16; \ + (p)[1] = (v) >> 8; (p)[0] = (v); \ +} while (0) + +#endif /* _NET80211_IEEE80211_PRIV_H_ */ |