void send_22_response(int x, unsigned char * aRespBuffer , unsigned short flow_id,
unsigned char xor , unsigned char data_type,
struct sockaddr_in stFromAddr, unsigned int unFromAddrLen )
{
int nSendByte = 0;
data_response_gps * response = (data_response_gps *)aRespBuffer;
response->data_head[0] = 0x29;
response->data_head[1] = 0x29;
response->cmd = 0x22;
response->length = htons(7);
response->flow_id = flow_id;
response->check = xor;
response->cmd_b2 = 0xb2;
response->sub_cmd = data_type;
response->data_tail.xor_check = check_xor((unsigned char *)response,7);
response->data_tail.tail = 0x0d;
nSendByte = sizeof(data_response_gps);
if (( sendto(x, aRespBuffer, nSendByte, 0,
(struct sockaddr *)&stFromAddr, unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
}
void send_set_cmd(int x, unsigned char * aRespBuffer , unsigned char * terminal_id,
struct sockaddr_in stFromAddr, unsigned int unFromAddrLen ,char * cmd)
{
int nSendByte = 0;
int buffer_length;
head * response = (head *)aRespBuffer;
response->data_head[0] = 0x29;
response->data_head[1] = 0x29;
response->cmd = 0x3A;
buffer_length = sizeof(head) + strlen(cmd);
response->length = htons(buffer_length);
memcpy(response->terminal_id, terminal_id, sizeof(response->terminal_id) );
strcpy( aRespBuffer + sizeof(head), cmd);
data_frame_tail * tail = (data_frame_tail *) (aRespBuffer + sizeof(head) + strlen(cmd));
tail->xor_check = check_xor((unsigned char *)response,buffer_length);
tail->tail = 0x0d;
nSendByte = buffer_length + 2;
if (( sendto(x, aRespBuffer, nSendByte, 0,
(struct sockaddr *)&stFromAddr, unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
}
int send_arg_check(int code, char **params)
{
if (code == 1 || code == 9 || code == 12 || code == 15)
return (check_live(params));
else if (code == 6 || code == 7 || code == 8)
return (check_xor(params));
else if (code == 4 || code == 5)
return (check_add(params));
else if (code == 10 || code == 14)
return (check_ldi(params));
else if (code == 11)
return (check_sti(params));
else if (code == 2 || code == 13)
return (check_ld(params));
else if (code == 16)
return (check_aff(params));
else if (code == 3)
return (check_st(params));
return (0);
}
void send_sleep_cmd(int x, unsigned char * aRespBuffer , unsigned char * terminal_id,
struct sockaddr_in stFromAddr, unsigned int unFromAddrLen )
{
int nSendByte = 0;
data_response_alert * response = (data_response_alert *)aRespBuffer;
response->data_head[0] = 0x29;
response->data_head[1] = 0x29;
response->cmd = 0x38;
response->length = htons(9);
memcpy(response->terminal_id, terminal_id, sizeof(response->terminal_id) );
response->data_tail.xor_check = check_xor((unsigned char *)response,9);
response->data_tail.tail = 0x0d;
nSendByte = 11;
if (( sendto(x, aRespBuffer, nSendByte, 0,
(struct sockaddr *)&stFromAddr, unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
}
void sent_time_response( int x, unsigned char * aRespBuffer , unsigned char * terminal_id,
struct sockaddr_in stFromAddr, unsigned int unFromAddrLen )
{
time_t nowtime;
struct tm *timeinfo;
int nSendByte = 0;
time( &nowtime );
timeinfo = gmtime( &nowtime );
data_response_time * response = (data_response_time *)aRespBuffer;
response->data_head[0] = 0x29;
response->data_head[1] = 0x29;
response->cmd = 0xE8;
response->length = htons(16);
memcpy(response->terminal_id, terminal_id, sizeof(response->terminal_id) );
response->parameter = 0x01;
response->timestamp[0] = DEC_TO_BCD(timeinfo->tm_year-100);
response->timestamp[1] = DEC_TO_BCD(1+timeinfo->tm_mon);
response->timestamp[2] = DEC_TO_BCD(timeinfo->tm_mday);
response->timestamp[3] = DEC_TO_BCD(timeinfo->tm_hour);
response->timestamp[4] = DEC_TO_BCD(timeinfo->tm_min);
response->timestamp[5] = DEC_TO_BCD(timeinfo->tm_sec);
response->data_tail.xor_check = check_xor(aRespBuffer,16);
response->data_tail.tail = 0x0d;
nSendByte = 18;
if (( sendto(x, aRespBuffer, nSendByte, 0,
(struct sockaddr *)&stFromAddr, unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
}
void send_monitor_cmd(int x, unsigned char * aRespBuffer , unsigned char * terminal_id,
struct sockaddr_in stFromAddr, unsigned int unFromAddrLen ,
int monitor_type, char *telephone)
{
int nSendByte = 0;
unsigned char tel[7] ;
memset(tel, 0xff, sizeof(tel));
if( monitor_type == 1) {
tel[0] = 0x01;
}else {
tel[0] = 0x00;
}
telephone2bcd( telephone , tel + 1);
data_cmd_monitor * response = (data_cmd_monitor *)aRespBuffer;
response->data_head[0] = 0x29;
response->data_head[1] = 0x29;
response->cmd = 0x3E;
response->length = htons(18);
memcpy(response->terminal_id, terminal_id, sizeof(response->terminal_id) );
memcpy(response->tel , tel, 7 );
response->data_tail.xor_check = check_xor((unsigned char *)response,16);
response->data_tail.tail = 0x0d;
nSendByte = 18;
if (( sendto(x, aRespBuffer, nSendByte, 0,
(struct sockaddr *)&stFromAddr, unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
}
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
// Event Function
//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
void gps_gateway_process(int x, short int y, void *pargs)
{
unsigned int unFromAddrLen;
int nByte = 0;
int nSendByte = 0;
unsigned char aReqBuffer[512];
unsigned char aRespBuffer[512];
struct sockaddr_in stFromAddr;
bson_oid_t oid;
bson_t *doc;
const bson_t *result;
bson_t *query;
int i = 0;
int command = 0;
int monitor_type = 0;
char telephone[10];
char text_message[240];
int length;
char strBaseinfo[10];
AGPS_info * agps;
cell_info * cell;
unFromAddrLen = sizeof(stFromAddr);
memset(aReqBuffer,0x00,512);
memset(aRespBuffer,0x00,512);
if ((nByte = recvfrom(x, aReqBuffer, sizeof(aReqBuffer), 0,
(struct sockaddr *)&stFromAddr, &unFromAddrLen)) == -1)
{
printf("error occured while receivingn");
}
//proc();
data_frame_head *msg = (data_frame_head *) aReqBuffer;
content_gps_up *g = (content_gps_up *)(aReqBuffer + sizeof(data_frame_head));
//异或校验
//异或校验
unsigned char xor = *(aReqBuffer + nByte - 2);
if( xor != check_xor(aReqBuffer, nByte - 2))
{
return ;//drop down BAD check xor.
}
switch (msg->cmd)
{
case CMD_TERMINAL_GPS_UP :
//解析位置信息，得到经纬度
fprintf(stderr,"protocal head %x \n",msg->data_head[0] );
fprintf(stderr,"cmd %x \n", msg->cmd );
fprintf(stderr,"length %d \n", ntohs(msg->length) );
//fprintf(stderr,"product_id %u\n",get_product_id(msg->terminal_id));
fprintf(stderr,"product_id %u\n",get_product_id(g->terminal_id));
fprintf(stderr,"flow_id %x \n", ntohs(g->flow_id) );
fprintf(stderr,"data_type %x \n", g->data_type );
fprintf(stderr," time " );
for ( i = 0 ; i< 6 ;i++)
fprintf(stderr," %x \n", g->base_info.date_time[i] );
/////////
//经纬度
fprintf(stderr," latitude " );
for ( i = 0 ; i< 4 ;i++)
fprintf(stderr,"%x \n", g->base_info.latitude[i] );
fprintf(stderr," longitude " );
for ( i = 0 ; i< 4 ;i++)
fprintf(stderr," %x \n", g->base_info.longitude[i] );
/////////
fprintf(stderr,"speed %u \n", ntohs(g->base_info.speed));
fprintf(stderr,"fangxiang %u \n", ntohs(g->base_info.direction));
fprintf(stderr,"gaodu %u\n", ntohs(g->base_info.high));
fprintf(stderr,"定位状态 %c\n", g->base_info.pos_station);
fprintf(stderr,"是否应答 %x\n", g->base_info.need_response);
if (ntohs(msg->length) > sizeof (content_gps_up)) {
fprintf(stderr,"含有附带信息\n");
unsigned char *attach_info = aReqBuffer + sizeof(data_frame_head) + sizeof(content_gps_up);
fprintf(stderr,"附带信息类型：%x\n",*attach_info);
fprintf(stderr,"附带信息长度：%d\n",*(attach_info+1));
switch (*(attach_info))
{
case 0x01:
break;
case 0x02:
fprintf(stderr,"基站信息\n");
agps = (AGPS_info * ) ( attach_info + 2);
cell = (cell_info * ) ( attach_info + 2 + sizeof(AGPS_info));
fprintf(stderr,"\n国家编码");
fprintf(stderr," %x ", ntohl(agps->country_code) );
fprintf(stderr,"\n运营编码");
fprintf(stderr," %x ", ntohl(agps->mobile_code) );
fprintf(stderr,"\n运基站定位\n");
for ( i = 0 ; i< agps->base_count ;i++){
fprintf(stderr," 基站 %d 位置区编码 %d\n", i+1, ntohs(cell->lacN) );
fprintf(stderr," 基站 %d 小区编码 %d \n", i+1, ntohs(cell->cellN) );
fprintf(stderr," 基站 %d 信号强度 %x \n", i+1, cell->signalN );
cell++;
}
break;
case 0x0C:
case 0x1E:
case 0x1F:
case 0x28:
case 0x40:
case 0x41:
case 0x42:
case 0x43:
case 0x44:
case 0x45:
break;
}
}
if( g->data_type == 0x80 || g->data_type == 0x82 || g->data_type == 0x8E )
{
//保存mongodb
unsigned char timegps[15];
unsigned char latitude[10];
unsigned char longitude[10];
double lat;
double lng;
doc = bson_new ();
bson_oid_init (&oid, NULL);
BSON_APPEND_OID (doc, "_id", &oid);
BSON_APPEND_INT32 (doc, "id",get_product_id(g->terminal_id));
get_gps_time(g->base_info.date_time, timegps );
BSON_APPEND_UTF8 (doc, "timestamp", timegps);
lat = bcd2longitude(g->base_info.latitude, latitude );
lng = bcd2longitude(g->base_info.longitude, longitude );
BSON_APPEND_UTF8 (doc, "latitude", latitude);
BSON_APPEND_UTF8 (doc, "longitude", longitude);
BSON_APPEND_DOUBLE (doc, "lat", lat);
BSON_APPEND_DOUBLE (doc, "lng", lng);
BSON_APPEND_INT32 (doc, "speed", ntohs(g->base_info.speed));
BSON_APPEND_INT32 (doc, "direction", ntohs(g->base_info.direction));
BSON_APPEND_INT32 (doc, "high", ntohs(g->base_info.high));
BSON_APPEND_INT32 (doc, "pos_station", g->base_info.pos_station);
if (ntohs(msg->length) > sizeof (content_gps_up)) {
unsigned char *attach_info = aReqBuffer + sizeof(data_frame_head) + sizeof(content_gps_up);
switch (*(attach_info))
{
case 0x01:
break;
case 0x02:
agps = (AGPS_info * ) ( attach_info + 2);
cell = (cell_info * ) ( attach_info + 2 + sizeof(AGPS_info));
fprintf(stderr,"\n国家编码");
fprintf(stderr," %x ", ntohl(agps->country_code) );
BSON_APPEND_INT32 (doc, "country_code", ntohl(agps->country_code));
fprintf(stderr,"\n运营编码");
fprintf(stderr," %x ", ntohl(agps->mobile_code) );
BSON_APPEND_INT32 (doc, "mobile_code", ntohl(agps->mobile_code));
fprintf(stderr,"\n运基站定位\n");
for ( i = 0 ; i< agps->base_count ;i++){
fprintf(stderr," 基站 %d 位置区编码 %d\n", i+1, ntohs(cell->lacN) );
fprintf(stderr," 基站 %d 小区编码 %d \n", i+1, ntohs(cell->cellN) );
fprintf(stderr," 基站 %d 信号强度 %x \n", i+1, cell->signalN );
sprintf(strBaseinfo,"lac%d",i);
BSON_APPEND_INT32 (doc, strBaseinfo, ntohs(cell->lacN) );
sprintf(strBaseinfo,"cell%d",i);
BSON_APPEND_INT32 (doc, strBaseinfo, ntohs(cell->cellN) );
sprintf(strBaseinfo,"signal%d",i);
BSON_APPEND_INT32 (doc, strBaseinfo, cell->signalN );
cell++;
}
break;
case 0x0C:
case 0x1E:
case 0x1F:
case 0x28:
case 0x40:
case 0x41:
case 0x42:
case 0x43:
case 0x44:
case 0x45:
break;
}
}
if (!mongoc_collection_insert (collection, MONGOC_INSERT_NONE, doc, NULL, &error)) {
printf ("Insert failed: %s\n", error.message);
}
bson_destroy (doc);
}
else if( g->data_type == 0x85 )
{
//delete from mongo
query = bson_new ();
BSON_APPEND_INT32 (query, "id",get_product_id(g->terminal_id));
if( ! mongoc_collection_remove(collection_cmd, MONGOC_DELETE_NONE, query, NULL, &error))
{
fprintf(stderr,"remove command failed \n" );
}
bson_destroy (query);
}
if (g->base_info.need_response == 0x01)
{
send_22_response( x, aRespBuffer , g->flow_id, xor , g->data_type,
stFromAddr, unFromAddrLen );
}
break;
case CMD_TERMINAL_INFO_UP :
fprintf(stderr,"CMD_TERMINAL_INFO_UP\n");
content_info_up * t = (content_info_up *)(aReqBuffer + sizeof(data_frame_head));
fprintf(stderr,"parameter %x \n", t->parameter );
if(t->parameter == 0x01)
{
sent_time_response( x, aRespBuffer , g->terminal_id, stFromAddr, unFromAddrLen );
}
break;
case CMD_VERSION_INFO_UP :
fprintf(stderr,"CMD_VERSION_INFO_UP");
break;
case CMD_VOICE_UP :
fprintf(stderr,"CMD_VOICE_UP");
break;
default:
break;
}
//get command from mongo
char *str;
query = bson_new ();
BSON_APPEND_INT32 (query, "id",get_product_id(g->terminal_id));
cursor = mongoc_collection_find (collection_cmd, MONGOC_QUERY_NONE, 0, 0, 0, query, NULL, NULL);
//while (mongoc_cursor_next (cursor, &doc)) {
// mongoc_cursor_next (cursor, &result);
while (mongoc_cursor_next (cursor, (const bson_t **) &doc)) {
bson_iter_t iter;
bson_iter_t sub_iter;
str = bson_as_json (doc, NULL);
fprintf (stderr, "%s\n", str);
bson_free (str);
if (bson_iter_init (&iter, doc) && bson_iter_find_descendant (&iter, "cmd", &sub_iter)) {
fprintf (stderr,"Found key \"%s\" in sub document.\n", bson_iter_key (&sub_iter));
printf ("The type of a.b.c.d is: %d\n", (int)bson_iter_type (&sub_iter));
command = (int)bson_iter_int32 (&sub_iter);
}
if (bson_iter_init (&iter, doc) && bson_iter_find_descendant (&iter, "parameter", &sub_iter)) {
fprintf (stderr,"Found key \"%s\" in sub document.\n", bson_iter_key (&sub_iter));
printf ("The type of a.b.c.d is: %d\n", (int)bson_iter_type (&sub_iter));
strcpy (telephone , bson_iter_utf8 (&sub_iter,&length));
}
if (bson_iter_init (&iter, doc) && bson_iter_find_descendant (&iter, "monitor_type", &sub_iter)) {
fprintf (stderr,"Found key \"%s\" in sub document.\n", bson_iter_key (&sub_iter));
printf ("The type of a.b.c.d is: %d\n", (int)bson_iter_type (&sub_iter));
monitor_type = (int)bson_iter_int32 (&sub_iter);
}
if (bson_iter_init (&iter, doc) && bson_iter_find_descendant (&iter, "text_message", &sub_iter)) {
fprintf (stderr,"Found key \"%s\" in sub document.\n", bson_iter_key (&sub_iter));
printf ("The type of a.b.c.d is: %d\n", (int)bson_iter_type (&sub_iter));
strcpy (text_message , bson_iter_utf8 (&sub_iter,&length));
}
}
mongoc_cursor_destroy (cursor);
bson_destroy (query);
//send command to handring
if (command == 1)
{
send_monitor_cmd( x, aRespBuffer , g->terminal_id, stFromAddr, unFromAddrLen ,monitor_type, telephone);
}
else if (command == 9)
{
send_sleep_cmd( x, aRespBuffer , g->terminal_id, stFromAddr, unFromAddrLen );
}
else if (command == 2)
{
send_set_cmd( x, aRespBuffer , g->terminal_id, stFromAddr, unFromAddrLen ,text_message);
}
else{
//为了避免长时间使用网络。在通信6次发送一个休眠指令
if( (msg->cmd == CMD_TERMINAL_GPS_UP) && (check_state(g->terminal_id) == MAX_STANDBY) )
{
send_sleep_cmd( x, aRespBuffer , g->terminal_id, stFromAddr, unFromAddrLen );
}
}
//printf("Function called buffer is %sn",aReqBuffer);
g_count++;
}
