730 lines
22 KiB
C
730 lines
22 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "user_interface.h"
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#include "smart.h"
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#include "pm/swtimer.h"
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#define ADDR_MAP_NUM 10
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static os_timer_t smart_timer;
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static smart_addr_map *am[ADDR_MAP_NUM];
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static smart_addr_map *matched = NULL;
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static struct station_config *sta_conf;
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static int cur_channel = 1;
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static uint8_t mode = STATION_MODE;
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static uint8_t alldone = 0;
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// 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000(LSB)
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// when the bit is set, means the ssid byte is got
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static uint8_t *got_ssid = NULL;
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static uint8_t *got_password = NULL;
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static uint8_t *ssid_nibble = NULL;
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static uint8_t *password_nibble = NULL;
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static smart_succeed succeed = NULL;
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static void *smart_succeed_arg = NULL;
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void smart_end();
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int smart_check(uint8_t *nibble, uint16_t len, uint8_t *dst, uint8_t *got){
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if(len == 0)
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return 0;
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uint16_t dst_len = len/NIBBLE_PER_BYTE;
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uint16_t byte_num = 0, bit_num = 0;
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int i = 0, res = 1; // assume ok.
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memset(dst,0,dst_len);
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if(NIBBLE_PER_BYTE==1){
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for(i=0;i<len;i++){
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byte_num = (i) / 8;
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bit_num = (i) % 8;
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if(0x20>nibble[i] || nibble[i]>=0x7F){ // not printable
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NODE_DBG("Smart: got np byte %d:%02x\n", i, nibble[i]);
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nibble[i] = 0;
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got[byte_num] &= ~(0x1 << bit_num); // clear the bit
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res = 0; // not ok
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} else {
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dst[i] = nibble[i];
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}
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}
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return res;
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}
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// NIBBLE_PER_BYTE == 2
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if((len%NIBBLE_PER_BYTE) != 0){
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// this should not happen
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NODE_DBG("Smart: smart_check got odd len\n");
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return 0;
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}
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if(len == 2){
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// only one byte
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if(nibble[0]<=0xF && ((nibble[0]^0x1)&0xF == (nibble[1]>>4)) ){
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dst[0] = ((nibble[0]&0xF)<<4) + (nibble[1]&0xF);
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res = 1;
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}else{
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nibble[0] = 0;
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nibble[1] = 0;
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got[0] &= ~(0x3 << 0); // clear the 0 bit
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res = 0; // not ok
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}
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return res;
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}
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res = 1; // assume ok.
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for(i=len-2;i>0;i--){
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bool forward = ( ((nibble[i]&0xF)^((i+1)&0xF)) == (nibble[i+1]>>4) );
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bool back = ( ((nibble[i-1]&0xF)^(i&0xF)) == (nibble[i]>>4) );
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if(!forward || !back){
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// wrong forward, or wrong back, replace i-1, i and i+1, until get right back, forward
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NODE_DBG("check: wf %d:%02x %02x %02x\n",i,nibble[i-1],nibble[i], nibble[i+1]);
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byte_num = (i-1) / 8;
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bit_num = (i-1) % 8;
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nibble[i-1] = 0;
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got[byte_num] &= ~(0x1 << bit_num); // clear the bit
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byte_num = (i) / 8;
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bit_num = (i) % 8;
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nibble[i] = 0;
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got[byte_num] &= ~(0x1 << bit_num); // clear the bit
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byte_num = (i+1) / 8;
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bit_num = (i+1) % 8;
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nibble[i+1] = 0;
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got[byte_num] &= ~(0x1 << bit_num); // clear the bit
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res = 0;
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return res; // once there is error,
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}
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if((i%NIBBLE_PER_BYTE) == 0) { // i == even
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dst[i/NIBBLE_PER_BYTE] = ((nibble[i]&0xF)<<4) + (nibble[i+1]&0xF);
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}
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}
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if(i==0){
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dst[0] = ((nibble[0]&0xF)<<4) + (nibble[1]&0xF);
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}
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for(i=0;i<dst_len;i++){ // check for non-printable byte
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// NODE_DBG("nibble %d:%02x %02x->%02x\n", i, nibble[i*NIBBLE_PER_BYTE], nibble[i*NIBBLE_PER_BYTE+1], dst[i]);
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byte_num = (i*NIBBLE_PER_BYTE) / 8;
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bit_num = (i*NIBBLE_PER_BYTE) % 8;
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if(0x20>dst[i] || dst[i]>=0x7F){ // not printable
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NODE_DBG("Smart: got np byte %d:%02x\n", i, dst[i]);
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dst[i] = 0; // reset byte
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nibble[i*NIBBLE_PER_BYTE] = 0; // reset hi-nibble
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nibble[i*NIBBLE_PER_BYTE+1] = 0; // reset lo-nibble
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got[byte_num] &= ~(0x3 << bit_num); // clear the bit
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res = 0; // not ok
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}
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}
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return res;
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}
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void detect(uint8 *arg, uint16 len){
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uint16_t seq;
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int16_t seq_delta = 0;
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uint16_t byte_num = 0, bit_num = 0;
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int16_t c = 0;
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uint8 *buf = NULL;
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if( len == 12 ){
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return;
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} else if (len >= 64){
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buf = arg + sizeof(struct RxControl);
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} else {
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return;
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}
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if( ( (buf[0]) & TYPE_SUBTYPE_MASK) != TYPE_SUBTYPE_QOS_DATA){
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return;
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}
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if( (buf[1] & DS_RETRY_MASK) != NO_RETRY )
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return;
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if( buf[SEQ_ADDR] & 0xF != 0 ) // Fragment Number should = 0
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return;
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// calculate current seq number
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seq = buf[SEQ_ADDR+1];
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seq = seq<<4;
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seq += buf[SEQ_ADDR]>>4;
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if(!matched){ // cur_base_seq is ref to flag[0] when finding the patern
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int i;
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for (i = 0; i < ADDR_MAP_NUM; i++) // for each source-dest adress pair in the map
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{
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if ( am[i]->flag_match_num == 0 ){ // not in the map yet
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if ( len - am[i]->base_len == am[i]->flag[0]) // store new source-dest adress pair to the map until flag[0] is got
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{
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// BSSID, SA, DA, store the SA, DA
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memcpy(am[i]->addr, &buf[ADDR_MATCH_START], ADDR_MATCH_LENGTH);
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am[i]->flag_match_num++; // =1
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am[i]->cur_base_seq = seq; // assume the first seq is found
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am[i]->base_seq_valid = 1;
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// NODE_DBG("Smart: new addr pair found\n");
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}
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break; // break any way for the next packet to come
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}
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else if(0 == memcmp(am[i]->addr, &buf[ADDR_MATCH_START], ADDR_MATCH_LENGTH)){ // source-dest adress pair match
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if(am[i]->base_seq_valid == 0){
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if ( len - am[i]->base_len == am[i]->flag[0]) { // found the new flag[0]
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// here flag_match_num is already = 1
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am[i]->cur_base_seq = seq;
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am[i]->base_seq_valid = 1; // the seq number is valid now
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// NODE_DBG("Smart: new base_seq found\n");
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}
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break; // break any way for the next packet to come
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}
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// base seq number is valid, cal the delta
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if(seq >= am[i]->cur_base_seq){
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seq_delta = seq - am[i]->cur_base_seq;
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} else {
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seq_delta = SEQ_MAX - am[i]->cur_base_seq + seq;
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}
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if(seq_delta < 0){ // this should never happen
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am[i]->base_seq_valid = 0; // the seq number is not valid
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break;
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}
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if(seq_delta == 0){ // base_seq is not valid any more
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if ( len - am[i]->base_len != am[i]->flag[0]) { // lost the flag[0]
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am[i]->base_seq_valid = 0; // the seq number is not valid
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}
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break; // break any way for the next packet to come
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}
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// delta is out of range, need to find the next flag[0] to start again
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if (seq_delta>=FLAG_NUM){
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am[i]->flag_match_num = 1; // reset to 1
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if ( len - am[i]->base_len == am[i]->flag[0]) { // found the new flag[0]
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// here flag_match_num is already = 1
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am[i]->cur_base_seq = seq;
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am[i]->base_seq_valid = 1; // the seq number is valid now
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} else {
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am[i]->base_seq_valid = 0;
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}
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break; // done for this packet
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}
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// NODE_DBG("Smart: match_num:%d seq_delta:%d len:%d\n",am[i]->flag_match_num,seq_delta,len-am[i]->base_len);
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// seq_delta now from 1 to FLAG_NUM-1
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// flag[] == 0 ,means skip this flag.
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if ( (am[i]->flag_match_num==seq_delta) && \
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( (am[i]->flag[am[i]->flag_match_num]==len-am[i]->base_len) || (am[i]->flag[am[i]->flag_match_num]==0) ) ){
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am[i]->flag_match_num++;
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if(am[i]->flag_match_num == FLAG_MATCH_NUM){ //every thing is match.
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NODE_ERR("Smart: got matched sender\n");
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matched = am[i]; // got the matched source-dest adress pair who is sending the udp data
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matched->base_seq_valid = 0; // set to 0, and start to reference to the SSID_FLAG from now on
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os_timer_disarm(&smart_timer); // note: may start a longer timeout
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}
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break;
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}
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// non match, reset, need to find next flag[0] to start again
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am[i]->flag_match_num = 1;
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am[i]->base_seq_valid = 0;
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break;
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} // non-match source-dest adress pair, continue to next pair in the map.
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} // for loop
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// break out, or loop done.
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goto end;
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} else { // cur_base_seq is ref to SSID_FLAG when patern is alread found
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if(0 != memcmp(matched->addr, &buf[ADDR_MATCH_START], ADDR_MATCH_LENGTH)){ // source-dest adress pair not match, ignore it
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return;
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}
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if (matched->base_seq_valid == 0){ // SSID_FLAG seq invalid, need to find the next valid seq number
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// base_seq not valid, find it
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if (len - matched->base_len == SSID_FLAG){
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matched->cur_base_seq = seq;
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matched->base_seq_valid = 1;
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}
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goto end;
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}
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if(seq >= matched->cur_base_seq){
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seq_delta = seq - matched->cur_base_seq;
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} else {
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seq_delta = SEQ_MAX - matched->cur_base_seq + seq;
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}
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if(seq_delta < 0){ // this should never happen
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matched->base_seq_valid = 0; // the seq number is not valid
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goto end;
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}
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if(seq_delta == 0){ // base_seq is not valid any more
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if ( len - matched->base_len != SSID_FLAG) { // lost the SSID_FLAG
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matched->base_seq_valid = 0; // the seq number is not valid
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}
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goto end; // exit for the next packet to come
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}
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if ( seq_delta > (SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) +\
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1 + (SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->pwd_len) ){
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// delta out of the range
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if (len - matched->base_len == SSID_FLAG){
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matched->cur_base_seq = seq;
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matched->base_seq_valid = 1;
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} else {
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matched->base_seq_valid = 0;
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}
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goto end;
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}
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// delta in the range
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if (seq_delta==1){
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int16_t ssid_len = len - matched->base_len - L_FLAG;
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if ( matched->ssid_len == 0 ){ // update the ssid_len
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if ( (ssid_len <=32) && (ssid_len >0) ){
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matched->ssid_len = ssid_len;
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NODE_DBG("Smart: found the ssid_len %d\n", matched->ssid_len);
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}
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goto end;
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}
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if (ssid_len != matched->ssid_len){ // ssid_len not match
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matched->base_seq_valid = 0;
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// note: not match, save the new one or old one? for now save the new one.
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matched->ssid_len = ssid_len;
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NODE_DBG("Smart: ssid_len not match\n");
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}
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goto end; // to the next packet
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}
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if( (SEP_NUM==2)&&(seq_delta==2 || seq_delta==3) ) {
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if (len - matched->base_len != matched->flag[seq_delta-2+SEP_1_INDEX]){ // SEP not match
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matched->base_seq_valid = 0;
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NODE_DBG("Smart: SEP-L not match\n");
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}
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goto end; // to the next packet
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}
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if( seq_delta==(SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) + 1) {
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if (len - matched->base_len != PWD_FLAG){ // PWD_FLAG not match
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matched->base_seq_valid = 0;
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NODE_DBG("Smart: PWD_FLAG not match\n");
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}
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goto end; // to the next packet
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}
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if (seq_delta==(SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) + 1 + 1){
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int16_t pwd_len = len - matched->base_len - L_FLAG;
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if ( matched->pwd_len == 0){
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if ( (pwd_len <=64) && (pwd_len>0)){
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matched->pwd_len = pwd_len;
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NODE_DBG("Smart: found the pwd_len %d\n", matched->pwd_len);
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}
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goto end; // to the next packet
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}
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if (pwd_len != matched->pwd_len){ // pwd_len not match
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matched->base_seq_valid = 0;
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// note: not match, save the new one or old one? for now save the new one.
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matched->pwd_len = pwd_len; // reset pwd_len to 0
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NODE_DBG("Smart: pwd_len not match\n");
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}
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goto end;
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}
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if (seq_delta <= (SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) ){ // in the ssid zone
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uint16_t it = (seq_delta-1-SEP_NUM-1) / (SEP_NUM + 1); // the number of ssid nibble: 0~31 or 0~63
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uint16_t m = (seq_delta-1-SEP_NUM-1) % (SEP_NUM + 1); // 0~2
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switch(m){
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case 0: // the ssid hi/lo-nibble itself
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c = (int16_t)(len - matched->base_len - C_FLAG);
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if (c>255 || c<0){
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matched->base_seq_valid = 0;
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NODE_DBG("Smart: wrong ssid nibble\n");
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goto end;
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}
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byte_num = it / 8; // 0~7
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bit_num = it % 8; // 0~7
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if( (got_ssid[byte_num] & (0x1 << bit_num)) == 0){
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got_ssid[byte_num] |= 0x1 << bit_num; // set the bit
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ssid_nibble[it] = c;
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}
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break;
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case 1: // seperator 1
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case 2: // seperator 2
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if(len - matched->base_len != matched->flag[m-1+SEP_1_INDEX]){
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NODE_DBG("Smart: SEP-S not match\n");
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matched->base_seq_valid = 0;
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goto end;
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}
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break;
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default:
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break;
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}
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} else { // in the pwd zone
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uint16_t it = (seq_delta -1 -(SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) - 2 - SEP_NUM) / (SEP_NUM + 1); // the number of pwd byte
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uint16_t m = (seq_delta -1 -(SEP_NUM + 1)*(1+NIBBLE_PER_BYTE*matched->ssid_len) - 2 - SEP_NUM) % (SEP_NUM + 1);
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switch(m){
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case 0: // the pwd hi/lo-nibble itself
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c = (int16_t)(len - matched->base_len - C_FLAG);
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if (c>255 || c<0){
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||
|
matched->base_seq_valid = 0;
|
||
|
NODE_DBG("Smart: wrong password nibble\n");
|
||
|
goto end;
|
||
|
}
|
||
|
byte_num = it / 8; // 0~15 / 7
|
||
|
bit_num = it % 8; // 0~7
|
||
|
if( (got_password[byte_num] & (0x1 << bit_num)) == 0){
|
||
|
got_password[byte_num] |= 0x1 << bit_num; // set the bit
|
||
|
password_nibble[it] = c;
|
||
|
}
|
||
|
break;
|
||
|
case 1: // seperator 1
|
||
|
case 2: // seperator 2
|
||
|
if(len - matched->base_len != matched->flag[m-1+SEP_1_INDEX]){
|
||
|
NODE_DBG("Smart: SEP-P not match\n");
|
||
|
matched->base_seq_valid = 0;
|
||
|
goto end;
|
||
|
}
|
||
|
break;
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
// check if all done
|
||
|
// NODE_DBG("Smart: ssid got %02x %02x\n", got_ssid[0], got_ssid[1]);
|
||
|
// NODE_DBG("Smart: password got %02x %02x %02x\n", got_password[0], got_password[1], got_password[2]);
|
||
|
int i,j;
|
||
|
for(i=0;i<NIBBLE_PER_BYTE*matched->ssid_len;i++){
|
||
|
byte_num = (i) / 8;
|
||
|
bit_num = (i) % 8;
|
||
|
if( (got_ssid[byte_num] & (0x1 << bit_num) ) != (0x1 << bit_num) ){ // check the bit == 1
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
for(j=0;j<NIBBLE_PER_BYTE*matched->pwd_len;j++){
|
||
|
byte_num = (j) / 8;
|
||
|
bit_num = (j) % 8;
|
||
|
if( (got_password[byte_num] & (0x1 << bit_num) ) != (0x1 << bit_num) ){ // check the 2 bit == 11
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
if(matched->ssid_len > 0 && matched->pwd_len > 0 && i==NIBBLE_PER_BYTE*matched->ssid_len && j==NIBBLE_PER_BYTE*matched->pwd_len){ // get everything, check it.
|
||
|
if( smart_check(ssid_nibble, NIBBLE_PER_BYTE*matched->ssid_len, sta_conf->ssid, got_ssid) && \
|
||
|
smart_check(password_nibble, NIBBLE_PER_BYTE*matched->pwd_len, sta_conf->password, got_password) ){
|
||
|
// all done
|
||
|
alldone = 1;
|
||
|
NODE_ERR(sta_conf->ssid);
|
||
|
NODE_ERR(" %d\n", matched->ssid_len);
|
||
|
NODE_ERR(sta_conf->password);
|
||
|
NODE_ERR(" %d\n", matched->pwd_len);
|
||
|
smart_end();
|
||
|
// if(succeed){
|
||
|
// succeed(smart_succeed_arg);
|
||
|
// succeed = NULL; // reset to NULL when succeed
|
||
|
// smart_succeed_arg = NULL;
|
||
|
// }
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
end:
|
||
|
#if 0
|
||
|
NODE_DBG("%d:\t0x%x 0x%x\t", len-BASE_LENGTH, buf[0],buf[1]);
|
||
|
NODE_DBG(MACSTR, MAC2STR(&(buf[BSSID_ADDR])));
|
||
|
NODE_DBG("\t");
|
||
|
NODE_DBG(MACSTR, MAC2STR(&(buf[SOURCE_ADDR])));
|
||
|
NODE_DBG("\t");
|
||
|
NODE_DBG(MACSTR, MAC2STR(&(buf[DEST_ADDR])));
|
||
|
uint16_t tseq = buf[SEQ_ADDR+1];
|
||
|
tseq = tseq<<4;
|
||
|
tseq += buf[SEQ_ADDR]>>4;
|
||
|
NODE_DBG("\t0x%04x\n", tseq);
|
||
|
#endif
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
void reset_map(smart_addr_map **am, size_t num){
|
||
|
int i;
|
||
|
for (i = 0; i < num; ++i)
|
||
|
{
|
||
|
am[i]->flag_match_num = 0;
|
||
|
am[i]->addr_len = ADDR_MATCH_LENGTH;
|
||
|
am[i]->base_len = BASE_LENGTH;
|
||
|
am[i]->cur_base_seq = -1;
|
||
|
am[i]->base_seq_valid = 0;
|
||
|
am[i]->ssid_len = 0;
|
||
|
am[i]->pwd_len = 0;
|
||
|
memset(am[i]->addr, 0, ADDR_MATCH_LENGTH);
|
||
|
if(SEP_1_INDEX==0){
|
||
|
am[i]->flag[0] = SEP_1;
|
||
|
am[i]->flag[1] = SEP_2;
|
||
|
am[i]->flag[2] = SSID_FLAG;
|
||
|
}
|
||
|
if(SEP_1_INDEX==2){
|
||
|
am[i]->flag[0] = SSID_FLAG;
|
||
|
am[i]->flag[1] = 0; // skip this flag
|
||
|
am[i]->flag[2] = SEP_1;
|
||
|
am[i]->flag[3] = SEP_2;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void smart_enable(void){
|
||
|
wifi_promiscuous_enable(1);
|
||
|
}
|
||
|
|
||
|
void smart_disable(void){
|
||
|
wifi_promiscuous_enable(0);
|
||
|
}
|
||
|
|
||
|
void smart_end(){
|
||
|
int i;
|
||
|
os_timer_disarm(&smart_timer);
|
||
|
smart_disable();
|
||
|
wifi_set_channel(cur_channel);
|
||
|
|
||
|
if(NULL_MODE != mode){
|
||
|
wifi_set_opmode(mode);
|
||
|
} else {
|
||
|
wifi_set_opmode(STATION_MODE);
|
||
|
}
|
||
|
|
||
|
mode = wifi_get_opmode();
|
||
|
|
||
|
if(sta_conf && alldone){
|
||
|
if( (STATION_MODE == mode) || (mode == STATIONAP_MODE) ){
|
||
|
wifi_station_set_config(sta_conf);
|
||
|
wifi_station_set_auto_connect(true);
|
||
|
wifi_station_disconnect();
|
||
|
wifi_station_connect();
|
||
|
|
||
|
os_timer_disarm(&smart_timer);
|
||
|
os_timer_setfn(&smart_timer, (os_timer_func_t *)station_check_connect, (void *)1);
|
||
|
SWTIMER_REG_CB(station_check_connect, SWTIMER_RESUME);
|
||
|
//the function station_check_connect continues the Smart config process and fires the developers callback upon successful connection to the access point.
|
||
|
//If this function manages to get suspended, I think it would be fine to resume the timer.
|
||
|
os_timer_arm(&smart_timer, STATION_CHECK_TIME, 0); // no repeat
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (i = 0; i < ADDR_MAP_NUM; ++i)
|
||
|
{
|
||
|
if(am[i]){
|
||
|
free(am[i]);
|
||
|
am[i] = NULL;
|
||
|
}
|
||
|
matched = NULL;
|
||
|
}
|
||
|
|
||
|
if(sta_conf){
|
||
|
free(sta_conf);
|
||
|
sta_conf = NULL;
|
||
|
}
|
||
|
|
||
|
if(got_password){
|
||
|
free(got_password);
|
||
|
got_password = NULL;
|
||
|
}
|
||
|
|
||
|
if(got_ssid){
|
||
|
free(got_ssid);
|
||
|
got_ssid = NULL;
|
||
|
}
|
||
|
|
||
|
if(password_nibble){
|
||
|
free(password_nibble);
|
||
|
password_nibble = NULL;
|
||
|
}
|
||
|
|
||
|
if(ssid_nibble){
|
||
|
free(ssid_nibble);
|
||
|
ssid_nibble = NULL;
|
||
|
}
|
||
|
// system_restart(); // restart to enable the mode
|
||
|
}
|
||
|
|
||
|
void smart_next_channel(){
|
||
|
smart_disable();
|
||
|
switch(cur_channel){
|
||
|
case 1:
|
||
|
cur_channel = MAX_CHANNEL;
|
||
|
break;
|
||
|
case 2:
|
||
|
case 3:
|
||
|
case 4:
|
||
|
cur_channel++;
|
||
|
break;
|
||
|
case 5:
|
||
|
cur_channel = 7;
|
||
|
break;
|
||
|
case 6:
|
||
|
cur_channel = 1;
|
||
|
break;
|
||
|
case 7:
|
||
|
case 8:
|
||
|
case 9:
|
||
|
case 10:
|
||
|
case 11:
|
||
|
case 12:
|
||
|
cur_channel++;
|
||
|
break;
|
||
|
case 13:
|
||
|
cur_channel = 6;
|
||
|
break;
|
||
|
case MAX_CHANNEL:
|
||
|
cur_channel = 2;
|
||
|
break;
|
||
|
default:
|
||
|
cur_channel = 6;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
NODE_ERR("switch to channel %d\n", cur_channel);
|
||
|
wifi_set_channel(cur_channel);
|
||
|
reset_map(am, ADDR_MAP_NUM);
|
||
|
memset(sta_conf->ssid, 0, sizeof(sta_conf->ssid));
|
||
|
memset(sta_conf->password, 0, sizeof(sta_conf->password));
|
||
|
|
||
|
memset(got_ssid, 0, SSID_BIT_MAX);
|
||
|
memset(got_password, 0, PWD_BIT_MAX);
|
||
|
|
||
|
memset(ssid_nibble, 0, SSID_NIBBLE_MAX);
|
||
|
memset(password_nibble, 0, PWD_NIBBLE_MAX);
|
||
|
|
||
|
os_timer_disarm(&smart_timer);
|
||
|
os_timer_arm(&smart_timer, TIME_OUT_PER_CHANNEL, 0); // no repeat
|
||
|
|
||
|
smart_enable();
|
||
|
}
|
||
|
|
||
|
void smart_begin(int chnl, smart_succeed s, void *arg){
|
||
|
int i;
|
||
|
alldone = 0;
|
||
|
for (i = 0; i < ADDR_MAP_NUM; ++i)
|
||
|
{
|
||
|
if(!am[i]){
|
||
|
am[i] = (smart_addr_map*)calloc(1,sizeof(smart_addr_map));
|
||
|
if(!am[i]){
|
||
|
NODE_DBG("smart_begin map no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
if(!sta_conf){
|
||
|
sta_conf = (struct station_config *)calloc(1,sizeof(struct station_config));
|
||
|
if(!sta_conf){
|
||
|
NODE_DBG("smart_begin sta_conf no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if(!ssid_nibble){
|
||
|
ssid_nibble = (uint8_t *)calloc(1,SSID_NIBBLE_MAX);
|
||
|
if(!ssid_nibble){
|
||
|
NODE_DBG("smart_begin sta_conf no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if(!password_nibble){
|
||
|
password_nibble = (uint8_t *)calloc(1,PWD_NIBBLE_MAX);
|
||
|
if(!password_nibble){
|
||
|
NODE_DBG("smart_begin sta_conf no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if(!got_ssid){
|
||
|
got_ssid = (uint8_t *)calloc(1,SSID_BIT_MAX);
|
||
|
if(!got_ssid){
|
||
|
NODE_DBG("smart_begin sta_conf no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if(!got_password){
|
||
|
got_password = (uint8_t *)calloc(1,PWD_BIT_MAX);
|
||
|
if(!got_password){
|
||
|
NODE_DBG("smart_begin sta_conf no memory\n");
|
||
|
smart_end();
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
reset_map(am, ADDR_MAP_NUM);
|
||
|
// memset(sta_conf->ssid, 0, sizeof(sta_conf->ssid));
|
||
|
// memset(sta_conf->password, 0, sizeof(sta_conf->password));
|
||
|
|
||
|
// memset(got_ssid, 0, SSID_BIT_MAX);
|
||
|
// memset(got_password, 0, PWD_BIT_MAX);
|
||
|
|
||
|
// memset(ssid_nibble, 0, SSID_NIBBLE_MAX);
|
||
|
// memset(password_nibble, 0, PWD_NIBBLE_MAX);
|
||
|
mode = wifi_get_opmode();
|
||
|
if( (STATION_MODE == mode) || (mode == STATIONAP_MODE) ){
|
||
|
wifi_station_set_auto_connect(false);
|
||
|
wifi_station_disconnect();
|
||
|
}
|
||
|
cur_channel = chnl;
|
||
|
NODE_ERR("set channel to %d\n", cur_channel);
|
||
|
wifi_set_channel(cur_channel);
|
||
|
wifi_set_promiscuous_rx_cb(detect);
|
||
|
os_timer_disarm(&smart_timer);
|
||
|
os_timer_setfn(&smart_timer, (os_timer_func_t *)smart_next_channel, NULL);
|
||
|
SWTIMER_REG_CB(smart_next_channel, SWTIMER_RESUME);
|
||
|
//smart_next_channel switches the wifi channel
|
||
|
//I don't see a problem with resuming this timer
|
||
|
os_timer_arm(&smart_timer, TIME_OUT_PER_CHANNEL, 0); // no repeat
|
||
|
|
||
|
if(s){
|
||
|
succeed = s; // init the succeed call back
|
||
|
smart_succeed_arg = arg;
|
||
|
}
|
||
|
|
||
|
smart_enable();
|
||
|
}
|
||
|
|
||
|
void station_check_connect(bool smart){
|
||
|
mode = wifi_get_opmode();
|
||
|
if( (STATION_MODE != mode) && (mode != STATIONAP_MODE) ){
|
||
|
return;
|
||
|
}
|
||
|
uint8_t status = wifi_station_get_connect_status();
|
||
|
switch(status){
|
||
|
case STATION_GOT_IP:
|
||
|
NODE_DBG("station_check_connect is called with status: GOT_IP\n");
|
||
|
if(succeed){
|
||
|
succeed(smart_succeed_arg);
|
||
|
succeed = NULL; // reset to NULL when succeed
|
||
|
smart_succeed_arg = NULL;
|
||
|
}
|
||
|
return;
|
||
|
case STATION_CONNECTING:
|
||
|
NODE_DBG("station_check_connect is called with status: CONNECTING\n");
|
||
|
break;
|
||
|
case STATION_IDLE:
|
||
|
wifi_station_set_auto_connect(true);
|
||
|
case STATION_CONNECT_FAIL:
|
||
|
case STATION_NO_AP_FOUND:
|
||
|
wifi_station_disconnect();
|
||
|
wifi_station_connect();
|
||
|
NODE_DBG("station_check_connect is called with smart: %d\n", smart);
|
||
|
break;
|
||
|
case STATION_WRONG_PASSWORD:
|
||
|
if(smart)
|
||
|
smart_begin(cur_channel, succeed, smart_succeed_arg);
|
||
|
return;
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
os_timer_disarm(&smart_timer);
|
||
|
os_timer_setfn(&smart_timer, (os_timer_func_t *)station_check_connect, (void *)(int)smart);
|
||
|
//this function was already registered in the function smart_end.
|
||
|
os_timer_arm(&smart_timer, STATION_CHECK_TIME, 0); // no repeat
|
||
|
}
|