+static int vnt_fill_ieee80211_rts(struct vnt_private *priv,
+ struct ieee80211_rts *rts, struct ethhdr *eth_hdr,
+ u16 duration)
+{
+ rts->duration = duration;
+ rts->frame_control = TYPE_CTL_RTS;
+
+ if (priv->eOPMode == OP_MODE_ADHOC || priv->eOPMode == OP_MODE_AP)
+ memcpy(rts->ra, eth_hdr->h_dest, ETH_ALEN);
+ else
+ memcpy(rts->ra, priv->abyBSSID, ETH_ALEN);
+
+ if (priv->eOPMode == OP_MODE_AP)
+ memcpy(rts->ta, priv->abyBSSID, ETH_ALEN);
+ else
+ memcpy(rts->ta, eth_hdr->h_source, ETH_ALEN);
+
+ return 0;
+}
+
+static int vnt_rxtx_rts_g_head(struct vnt_private *priv,
+ struct vnt_rts_g *buf, struct ethhdr *eth_hdr,
+ u8 pkt_type, u32 frame_len, int need_ack,
+ u16 current_rate, u8 fb_option)
+{
+ u16 rts_frame_len = 20;
+
+ BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate,
+ PK_TYPE_11B, &buf->b);
+ BBvCalculateParameter(priv, rts_frame_len,
+ priv->byTopOFDMBasicRate, pkt_type, &buf->a);
+
+ buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len,
+ PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option);
+ buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len,
+ pkt_type, current_rate, need_ack, fb_option);
+ buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len,
+ pkt_type, current_rate, need_ack, fb_option);
+
+ vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa);
+
+ return 0;
+}
+