#include <usb.h>
#include <unistd.h>
#include <errno.h>  //отладка
#include <string.h> //отладка

//using namespace std;

void SendToDevice( char* bi, int &len, usb_dev_handle *udev)
{
    int t;
    t=usb_bulk_write(udev, 2, bi, len, 200);

    if(t<0)len=0;
    else len=t;
    //if (t<0) cout t ":" strerror(errno) endl; cout t endl; //для отладки
}


int main(void)
{
    struct usb_bus *bus=NULL;
    struct usb_device *dev=NULL;
    usb_dev_handle *udev=NULL;

    char com[]="AT+ZOPERTE=\"beeline\"\r\n";
    char initcom1[]="AT+ZOPRT=5\r\n";
    char initcom2[]="AT+ZSTART\r\n";
    char initcom3[]="AT+CPBS=\"SM\"\r\n";
    char initcom4[]="AT+CPMS=\"SM\",\"SM\",\"\"\r\n";
    int lenc,lenc1,lenc2,lenc3,lenc4,len;



    usb_init();
    usb_find_busses();
    usb_find_devices();

    //find device and open handle
    for (bus = usb_busses; bus; bus = bus->next)
        for (dev = bus->devices; dev; dev = dev->next)
            if( (dev->descriptor.idVendor==6610) &&  ( dev->descriptor.idProduct==49) ) //0x19d2 0x0031
            {
                udev = usb_open(dev);
            }

    if(udev==0)return -1;

    usb_claim_interface(udev, 1);
    usb_set_altinterface(udev, 1);
    usb_resetep(udev, 1);

    lenc=0;while(com[lenc]!=0)lenc++;
    lenc1=0;while(initcom1[lenc1]!=0)lenc1++;
    lenc2=0;while(initcom2[lenc2]!=0)lenc2++;
    lenc3=0;while(initcom3[lenc3]!=0)lenc3++;
    lenc4=0;while(initcom4[lenc4]!=0)lenc4++;

    len=lenc;
    SendToDevice(com, len, udev);
    len=lenc1;
    SendToDevice(initcom1, len, udev);
    sleep(5);
    len=lenc;
    SendToDevice(com, len, udev);
    len=lenc2;
    SendToDevice(initcom2, len, udev);
    len=lenc3;
    SendToDevice(initcom3, len, udev);
    len=lenc4;
    SendToDevice(initcom4, len, udev);

    while(1)
    {
        sleep(59);
        len=lenc;

        SendToDevice(com, len, udev);
    }

    if(udev)usb_close(udev);

    return 0;
}