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int usb_find(uint16_t vendor_id, uint16_t product_id, uint8_t* reattach)
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int usb_find(uint16_t vendor_id, uint16_t product_id, uint8_t* reattach)
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{
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{
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    libusb_device **devs, *dev;
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    libusb_device **devs, *dev;
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    ssize_t devs_cnt;
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    ssize_t devs_cnt;
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    int res, i;
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    int res, i, j;
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    struct libusb_device_descriptor dev_desc;
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    struct libusb_device_descriptor dev_desc;
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    uint8_t found = 0;
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    uint8_t found = 0;
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    struct libusb_config_descriptor* cfg_desc;
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    struct libusb_config_descriptor* cfg_desc;
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    const struct libusb_interface* iface;
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    const struct libusb_interface* iface;
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    const struct libusb_interface_descriptor* iface_desc;
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    const struct libusb_interface_descriptor* iface_desc;
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    {
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    {
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        return devs_cnt;
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        return devs_cnt;
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    }
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    }
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#ifdef DEBUG
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#ifdef DEBUG
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    fprintf(stderr, "Found %ld USB devices!\n", devs_cnt);
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    fprintf(stderr, "Found %Zd USB devices!\n", devs_cnt);
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#endif
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#endif
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    for (i = 0; i < devs_cnt; ++i)
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    for (i = 0; i < devs_cnt; ++i)
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    {
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    {
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        dev = devs[i];
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        dev = devs[i];
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#ifdef DEBUG
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#ifdef DEBUG
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#ifdef DEBUG
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#ifdef DEBUG
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           fprintf(stderr, "Endpoints:");
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           fprintf(stderr, "Endpoints:");
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#endif
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#endif
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            for (i = 0; i < 4; ++i)
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            for (j = 0; j < 4; ++j)
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            {
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            {
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                ep_desc = &iface_desc->endpoint[i];
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                ep_desc = &iface_desc->endpoint[j];
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#ifdef DEBUG
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#ifdef DEBUG
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                fprintf(stderr, " %d at 0x%02x", i, ep_desc->bEndpointAddress);
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                fprintf(stderr, " %d at 0x%02x", j, ep_desc->bEndpointAddress);
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#endif
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#endif
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                switch (i) {
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                switch (j) {
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                    case 0:
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                    case 0:
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                        emcore_usb_eps_addr.cout = ep_desc->bEndpointAddress;
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                        emcore_usb_eps_addr.cout = ep_desc->bEndpointAddress;
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                    break;
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                    break;
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                    case 1:
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                    case 1:
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                        emcore_usb_eps_addr.cin = ep_desc->bEndpointAddress;
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                        emcore_usb_eps_addr.cin = ep_desc->bEndpointAddress;