Initial commit.

FossilOrigin-Name: 0affe26bfbc60feead59b740811a0c8b054ca7e6389a2a5e31c8215b0e56f41e

src/wtp/dot11.c

@@ -0,0 +1,117 @@
+/*
+    This file is part of actube-wtp.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdio.h>
+#include <endian.h>
+
+#include "dot11.h"
+
+
+uint8_t *  mk_frame( uint8_t *b)
+{
+
+}
+
+
+int add_bytes(uint8_t * b, uint8_t *bytes, int len)
+{
+	memcpy(b,bytes,len);
+	return len;
+} 
+
+
+uint16_t get_capab_info(struct apdata *ap)
+{
+	uint16_t capab=0;
+
+	capab |= WLAN_CAPAB_ESS;
+	
+	return capab;	
+}
+
+
+int add_ssid_ie(uint8_t *b, const uint8_t *ssid, uint8_t ssid_len)
+{
+	*b = WLAN_EID_SSID;
+	*(b+1) = ssid_len;
+	memcpy(b+2,ssid,ssid_len);
+	return ssid_len+2;
+}
+
+
+int add_ds_ie(uint8_t *b)
+{
+	*b = WLAN_EID_DS_PARAMS;
+	*(b+1) = 1;
+	*(b+2) = 6;
+	return 3;
+
+}
+
+
+int dot11_get_beacon_head(struct apdata *ap, uint8_t *dst, int *len)
+{
+	uint8_t * buffer = dst; 
+	uint8_t *b = buffer;
+
+printf("t1\n");
+
+	/* set-up head */
+	struct dot11_mgmt_head head;
+	memset (&head,0,sizeof(head));
+
+printf("t2\n");
+
+	head.frame_control = htole16 (DOT11_FTYPE_MGMT | DOT11_STYPE_BEACON); 
+	head.duration = htole16(0);
+
+	/* destination address */
+	memset(head.da, 0xff, sizeof(head.da));
+printf("t3\n");
+
+	/* source address */
+	memcpy (head.sa , ap->mac,6);
+	memcpy (head.bssid , ap->mac,6);
+	b += add_bytes(b,&head,sizeof(head));
+
+printf("t4\n");
+
+	struct dot11_mgmt_beacon beacon;
+	memset (&beacon,0,sizeof(beacon));
+	beacon.capab_info=htole16(get_capab_info(ap));
+	b += add_bytes(b,&beacon,sizeof(beacon));
+
+printf("t5 ss %s\n",ap->ssid);
+
+	b += add_ssid_ie(b,ap->ssid,strlen(ap->ssid));
+printf("t6\n");
+
+	b+= add_ds_ie(b);
+printf("return ay<aa\n");
+	
+	return b-buffer;	
+}
+
+dot11_get_beacon_data(struct apdata *ap,struct beacon_data *bd)
+{
+	bd->head = malloc(256);
+	dot11_get_beacon_head(ap,bd->head,&bd->head_len);
+	return 0;
+	
+}
+
+