/*
** rfidtag_xchange(udp, *outp, out_len, *inp, in_len)
** send a command to the reader and gets the answer
** returns 0 if all goes well; -1 if not
**LOCKED IN
*/
int
rfidtag_xchange (struct usb_dev_handle *udp, char *outp, int out_len, char *inp,
int in_len)
{
int bytes_sent;
int bytes_recv;
count++;
if ((bytes_sent =
usb_bulk_write (udp, 0x02, (char *) outp, out_len, 10)) < 0)
{
if ((bytes_sent =
usb_bulk_write (udp, 0x02, (char *) outp, out_len, 10)) < 0)
{
perror ("usb_bulk_write");
}
}
if ((bytes_recv = usb_bulk_read (udp, 0x82, (char *) inp, in_len, 10)) < 0)
{
if ((bytes_recv =
usb_bulk_read (udp, 0x82, (char *) inp, in_len, 100)) < 0)
{
perror ("usb_bulk_read");
return (-1);
}
}
return bytes_recv;
}
void queryData() {
if ( Connection_Status == CONNECTED) {
char OutputPacketBuffer[EP_SIZE];
char InputPacketBuffer[2][EP_SIZE];
OutputPacketBuffer[0] = 0x81; //0x81 is the "Get Pushbutton State" command in the firmware
/*
//The following call to usb_bulk_write() sends EP_SIZE bytes of data to the USB device.
if(usb_bulk_write(MyLibusbDeviceHandle, EP_OUT, &OutputPacketBuffer[0], EP_SIZE, 5000) != EP_SIZE) {
fprintf(stderr, "queryData write failed\n");
return;
}
*/
//Now get the response packet from the firmware.
//The following call to usb_bulk_read() retrieves EP_SIZE bytes of data from the USB device.
if(usb_bulk_read(MyLibusbDeviceHandle, EP_IN + 0, InputPacketBuffer[0], EP_SIZE, 5000) != EP_SIZE) {
fprintf(stderr, "queryData read failed\n");
return;
}
if(usb_bulk_read(MyLibusbDeviceHandle, EP_IN + 1, InputPacketBuffer[1], EP_SIZE, 5000) != EP_SIZE) {
fprintf(stderr, "queryData read failed\n");
return;
}
//printf("Received: [%s]", InputPacketBuffer);
}
}
int ldnvf_read_packet(unsigned char *buffer, struct usb_dev_handle *hdl){
int i;
TMemoryCmd MemCmd;
unsigned int rxframesize;
// send a vendor request to check if packet is available
MemCmd.dwAddress = 0x0;
MemCmd.dwLength = 0x0;
i = usb_control_msg(hdl, BM_REQUEST_TYPE, 0xF0, 0, 0, (char *)&MemCmd, sizeof(MemCmd), 1000);
if (i < 0){
printf("%s: usb_control_msg failed %d\n", __FUNCTION__, i);
return 0;
}
i = usb_bulk_read(hdl, NETIF_RECV_EP, (char *)&rxframesize, sizeof(rxframesize), 2000);
if (i < 0) {
printf("%s:usb_bulk_read failed %d\n", __FUNCTION__, i);
return 0;
}
//if there is a packet we read it via the bulk
if(rxframesize){
i = usb_bulk_read(hdl, NETIF_RECV_EP, (char *)buffer, rxframesize, 2000);
if (i < 0) {
printf("\n%s: usb_bulk_read failed %d", __FUNCTION__, i);
return 0;
}
}
return rxframesize;
}
int usbScanRead_USB_CTR(usb_dev_handle *udev, int count, int lastElement, __u16 *data)
{
char value[64];
int ret = -1;
int nbytes = count*lastElement*2; // nuber of bytes to read;
__u8 status;
ret = usb_bulk_read(udev, USB_ENDPOINT_IN|6, (char *) data, nbytes, HS_DELAY);
if (ret != nbytes) {
perror("usbScanRead_USB_CTR: error in usb_bulk_read.");
}
// if nbytes is a multiple of wMaxPacketSize the device will send a zero byte packet.
if ((nbytes%wMaxPacketSize) == 0) {
usb_bulk_read(udev, USB_ENDPOINT_IN|6, value, 2, 100);
}
status = usbStatus_USB_CTR(udev);
if ((status & SCAN_OVERRUN)) {
printf("Scan overrun.\n");
usbScanStop_USB_CTR(udev);
usbScanClearFIFO_USB_CTR(udev);
usbScanBulkFlush_USB_CTR(udev, 5);
}
return ret;
}
u8 usb_storage_read_capacity(u8 device)
{
/* send cwb "usbc" */
u8 tmp[8];
u8 i;
usb_storage_cbw * cbw = (usb_storage_cbw*)malloc(sizeof(usb_storage_cbw));
usb_control_msg(massstorage[device], 0x02,1,0, 0x8100, 0,tmp, 0);
cbw->dCBWSignature= 0x43425355;
cbw->dCBWTag=0x826A6008;
cbw->dCBWDataTransferLength=0x00000008;
cbw->bCWDFlags=0x80;
cbw->bCBWLun=0x00;
cbw->bCBWCBLength=0x0A;
for(i=0;i<16;i++)
cbw->CBWCB[i]=0x00;
cbw->CBWCB[0]=0x25; // 0x12 = INQUIRY
usb_bulk_write(massstorage[device], 2, (u8*)cbw, 31, 0);
usb_bulk_read(massstorage[device], 1, (u8*)cbw, 8, 0);
usb_bulk_read(massstorage[device], 1, (u8*)cbw, 13, 0);
free(cbw);
return 0;
}
u8 usb_storage_inquiry(u8 device)
{
/* send cwb "usbc" */
usb_storage_cbw *cbw = (usb_storage_cbw*)malloc(sizeof(usb_storage_cbw));
cbw->dCBWSignature= 0x43425355;
cbw->dCBWTag=0x826A6008;
cbw->dCBWDataTransferLength=0x00000024;
cbw->bCWDFlags=0x80;
cbw->bCBWLun=0x00;
cbw->bCBWCBLength=0x01;
u8 i;
for(i=0;i<16;i++)
cbw->CBWCB[i]=0x00;
cbw->CBWCB[0]=0x12; // 0x12 = INQUIRY
usb_bulk_write(massstorage[device], 2, (u8*)cbw, 31, 0);
usb_bulk_read(massstorage[device], 1, (u8*)cbw, 36, 0);
usb_bulk_read(massstorage[device], 1, (u8*)cbw, 13, 0);
free(cbw);
return 0;
}
/*
* Start the DTC running in download mode (waiting for 512 byte command packets on ep2).
*/
static int dtc_start_download(void)
{
int usb_err;
uint8_t ep2txr;
/* set up for download mode and make sure EP2 is set up to transmit */
usb_err = ep1_generic_commandl(
pHDev, 7,
EP1_CMD_DTC_STOP,
EP1_CMD_SET_UPLOAD,
EP1_CMD_SET_DOWNLOAD,
EP1_CMD_MEMORY_READ, /* read EP2TXR for its data toggle */
ST7_EP2TXR >> 8,
ST7_EP2TXR,
1
);
if (usb_err < 0)
return usb_err;
/* read back ep2txr */
usb_err = usb_bulk_read(
pHDev, USB_EP1IN_ADDR,
(char *)&ep2txr, 1,
USB_TIMEOUT_MS
);
if (usb_err < 0)
return usb_err;
usb_err = ep1_generic_commandl(
pHDev, 13,
EP1_CMD_MEMORY_WRITE, /* preinitialize poll byte */
DTC_STATUS_POLL_BYTE >> 8,
DTC_STATUS_POLL_BYTE,
1,
0x00,
EP1_CMD_MEMORY_WRITE, /* set EP2IN to return data */
ST7_EP2TXR >> 8,
ST7_EP2TXR,
1,
(ep2txr & ST7_EP2TXR_DTOG_TX) | ST7_EP2TXR_STAT_VALID,
EP1_CMD_DTC_CALL, /* start running the DTC */
dtc_entry_download,
EP1_CMD_DTC_GET_CACHED_STATUS
);
if (usb_err < 0)
return usb_err;
/* wait for completion */
usb_err = usb_bulk_read(
pHDev, USB_EP1IN_ADDR,
(char *)&ep2txr, 1,
USB_TIMEOUT_MS
);
return usb_err;
}
APN_USB_TYPE ApnUsbGetImage( unsigned short *pMem )
{
BOOLEAN Success;
ULONG ImageBytesRemaining;
ULONG ReceivedSize;
Success = 1;
// if ( (g_hSysDriver) == 0 )
// {
// return APN_USB_ERR_OPEN;
// }
ImageBytesRemaining = g_UsbImgSizeBytes;
////////////////////////
ULONG LoopCount = g_UsbImgSizeBytes / IMAGE_BUFFER_SIZE;
ULONG Remainder = g_UsbImgSizeBytes - ( LoopCount * IMAGE_BUFFER_SIZE );
ULONG MemIterator = IMAGE_BUFFER_SIZE / 2;
ULONG Counter;
for ( Counter=0; Counter<LoopCount; Counter++ )
{
ReceivedSize = usb_bulk_read(g_hSysDriver, 0x86,
(char *)pMem, IMAGE_BUFFER_SIZE, 1000);
// printf("DRIVER: bulkread size=%x\n",ReceivedSize);
if ( ReceivedSize != IMAGE_BUFFER_SIZE )
{
Success = 0;
break;
}
else
{
pMem += MemIterator;
printf(".");
}
}
if ( Remainder != 0 )
{
ReceivedSize = usb_bulk_read(g_hSysDriver, 0x86,
(char *)pMem, Remainder, 1000);
// printf("DRIVER: bulkread2 size=%x\n",ReceivedSize);
if ( ReceivedSize != Remainder )
Success = 0;
}
printf("\n");
if ( !Success )
return APN_USB_ERR_IMAGE_DOWNLOAD;
return APN_USB_SUCCESS; // Success
}
int pegoda_transceive(struct pegoda_handle *ph,
u_int8_t cmd, unsigned char *tx, unsigned int tx_len,
unsigned char *rx, unsigned int *rx_len)
{
unsigned char txbuf[256];
unsigned char rxbuf[256];
int rc;
unsigned int len_expected;
struct pegoda_cmd_hdr *hdr = (struct pegoda_cmd_hdr *)txbuf;
struct pegoda_cmd_hdr *rxhdr = (struct pegoda_cmd_hdr *)rxbuf;
hdr->seq = ++(ph->seq);
hdr->cmd = cmd;
hdr->len = htons(tx_len);
memcpy(txbuf + sizeof(*hdr), tx, tx_len);
printf("tx [%u]: %s\n", tx_len+sizeof(*hdr),
hexdump(txbuf, tx_len + sizeof(*hdr)));
rc = usb_bulk_write(ph->handle, 0x02, (char *)txbuf,
tx_len + sizeof(*hdr), 0);
if (rc < 0)
return rc;
rc = usb_bulk_read(ph->handle, 0x81, (char *)rxbuf, sizeof(rxbuf), 0);
if (rc <= 0)
return rc;
if (rc != 2) {
fprintf(stderr, "unexpected: received %u bytes as length?\n");
return -EIO;
}
printf("len [%u]: %s\n", rc, hexdump(rxbuf, rc));
len_expected = rxbuf[0];
if (len_expected > sizeof(rxbuf))
return -EIO;
rc = usb_bulk_read(ph->handle, 0x81, (char *)rxbuf, len_expected, 0);
if (rc <= 0)
return rc;
printf("rx [%u]: %s\n", rc, hexdump(rxbuf, rc));
if (rc < 4)
return -EIO;
if (rxhdr->seq != hdr->seq)
return -EIO;
*rx_len = ntohs(rxhdr->len);
memcpy(rx, rxbuf+sizeof(*rxhdr), rc-sizeof(*rxhdr));
return rxhdr->cmd;
}
static int wrap_scsi(DPFContext * h, unsigned char *cmd, int cmdlen, char out,
unsigned char *data, unsigned long block_len)
{
int len;
int ret;
static unsigned char ansbuf[13]; // Do not change size.
g_buf[14] = cmdlen;
memcpy(&g_buf[15], cmd, cmdlen);
g_buf[8] = block_len;
g_buf[9] = block_len >> 8;
g_buf[10] = block_len >> 16;
g_buf[11] = block_len >> 24;
ret = usb_bulk_write(h->udev, ENDPT_OUT, (const char *) g_buf, sizeof(g_buf), 1000);
if (ret < 0)
return ret;
if (out == DIR_OUT) {
if (data) {
ret = usb_bulk_write(h->udev, ENDPT_OUT, (const char *) data, block_len, 3000);
if (ret != (int) block_len) {
fprintf(stderr, "dpf_ax ERROR: bulk write.\n");
return ret;
}
}
} else if (data) {
ret = usb_bulk_read(h->udev, ENDPT_IN, (char *) data, block_len, 4000);
if (ret != (int) block_len) {
fprintf(stderr, "dpf_ax ERROR: bulk read.\n");
return ret;
}
}
// get ACK:
len = sizeof(ansbuf);
int retry = 0;
int timeout = 0;
do {
timeout = 0;
ret = usb_bulk_read(h->udev, ENDPT_IN, (char *) ansbuf, len, 5000);
if (ret != len) {
fprintf(stderr, "dpf_ax ERROR: bulk ACK read.\n");
timeout = 1;
}
retry++;
} while (timeout && retry < 5);
if (strncmp((char *) ansbuf, "USBS", 4)) {
fprintf(stderr, "dpf_ax ERROR: got invalid reply\n.");
return -1;
}
// pass back return code set by peer:
return ansbuf[12];
}
int emulate_scsi(usb_dev_handle *dev, unsigned char *cmd, int cmdlen, char out,
unsigned char *data, unsigned long block_len)
{
int len;
int ret;
static unsigned char ansbuf[13]; // Do not change size.
g_buf[14] = cmdlen;
memcpy(&g_buf[15], cmd, cmdlen);
g_buf[8] = block_len;
g_buf[9] = block_len >> 8;
g_buf[10] = block_len >> 16;
g_buf[11] = block_len >> 24;
ret = usb_bulk_write(dev, ENDPT_OUT, g_buf, sizeof(g_buf), 1000);
if (ret < 0) return ret;
if (out == DIR_OUT) {
if (data) {
ret = usb_bulk_write(dev, ENDPT_OUT, (const char* )data,
block_len, 3000);
if (ret != block_len) {
perror("bulk write");
return ret;
}
}
} else if (data) {
ret = usb_bulk_read(dev, ENDPT_IN, (char *) data, block_len, 4000);
if (ret != block_len) {
perror("bulk data read");
}
}
// get ACK:
len = sizeof(ansbuf);
int retry = 0;
do {
ret = usb_bulk_read(dev, ENDPT_IN, (char *) ansbuf, len, 5000);
if (ret != len) {
perror("bulk ACK read");
ret = DEVERR_TIMEOUT;
}
retry++;
} while (ret == DEVERR_TIMEOUT && retry < 5);
if (strncmp((char *) ansbuf, "USBS", 4)) {
return handle_error("Got invalid reply\n");
}
// pass back return code set by peer:
return ansbuf[12];
}
int main(int argc, char **argv)
{
unsigned char response[1024];
int ret;
int cnt;
int last=0xff;
usb_init();
init();
while(1) {
ret = usb_bulk_read(handle, 0x86, (char*)response, 1024, 1000);
printf("%d\n",ret);
for(cnt=0;cnt<ret;cnt++) {
if(response[cnt] != ((last+1)&0xff))
printf("%d: last %d got %d\n",cnt,last, response[cnt]);
last = response[cnt];
}
if(ret>0) {
// hexdump(response,ret);
// printf("\n");
//fflush(stdout);
}
}
return 0;
}
//return 1 if the button was pressed, else 0
int usbdevice_checkbuttonstatus(struct usb_dev_handle *hdl){
int i;
char buttonstatus;
TMemoryCmd MemCmd;
// send a vendor request to check button status
MemCmd.dwAddress = 0x0;
MemCmd.dwLength = 0x0;
i = usb_control_msg(hdl, BM_REQUEST_TYPE, 0xA0, 0, 0, (char *)&MemCmd, sizeof(MemCmd), 1000);
if (i < 0){
//fprintf(stderr, "usb_control_msg failed %d\n", i);
return -1;
}
//fprintf(stderr, "request success!\n");
i = usb_bulk_read(hdl, 0x82, (char *)&buttonstatus, sizeof(buttonstatus), 2000);
if (i < 0) {
//fprintf(stderr, "usb_bulk_read failed %d\n", i);
return -1;
}
if(buttonstatus){
//printf("\nbutton press detected...");
return 1;
}
return 0;
}
bool ReceiveCommandPoll(UsbCommand *c)
{
int ret;
memset(c, 0, sizeof (UsbCommand));
ret = usb_bulk_read(devh, 0x82, (char*)c, sizeof(UsbCommand), 500);
if (ret<0) {
if (ret != -ETIMEDOUT) {
error_occured = 1;
if (return_on_error)
return false;
fprintf(stderr, "read failed: %s(%d)!\nTrying to reopen device...\n",
usb_strerror(), ret);
if (devh) {
usb_close(devh);
devh = NULL;
}
while(!OpenProxmark(0)) { sleep(1); }
printf(PROXPROMPT);
fflush(NULL);
return false;
}
} else {
if (ret && (ret < sizeof(UsbCommand))) {
fprintf(stderr, "Read only %d instead of requested %d bytes!\n",
ret, (int)sizeof(UsbCommand));
}
}
return ret > 0;
}
int xusb_recv(struct xusb *xusb, char *buf, size_t len, int timeout)
{
int ret;
int retries = 0;
if (EP_IN(xusb) & USB_ENDPOINT_OUT) {
ERR("%s called with an output endpoint 0x%x\n",
__func__, EP_IN(xusb));
return -EINVAL;
}
retry_read:
ret = usb_bulk_read(xusb->handle, EP_IN(xusb), buf, len, timeout);
if (ret < 0) {
DBG("bulk_read from endpoint 0x%x failed: (%d) %s\n",
EP_IN(xusb), ret, usb_strerror());
memset(buf, 0, len);
return ret;
}
if (!ret) {
ERR("bulk_read to endpoint 0x%x short read[%d]: (%d)\n",
EP_IN(xusb), retries, ret);
if (retries++ > MAX_RETRIES)
return -EFAULT;
usleep(100);
goto retry_read;
}
dump_packet(LOG_DEBUG, DBG_MASK, __func__, buf, ret);
return ret;
}
wxThread::ExitCode GammaBlockUSB::Entry()
{
//wxMutexLocker locker(m_processDataMutex);
if(deviceFind() && deviceInit())
{
while(!GetThread()->TestDestroy())
{
GammaDataUSB* pDataOut(new GammaDataUSB);
int bytesRead = 0x200;
#if defined(_MSC_VER) && defined(GAMMA_USB_CYAPI)
LONG length = bytesRead;
m_usbDevice->BulkInEndPt->XferData(pDataOut->data, length);
bytesRead = length;
#else
//usb_claim_interface(m_usbDevice, 0);
bytesRead = usb_bulk_read(m_usbDevice, EP6IN,
(char*)pDataOut->data, bytesRead, GAMMA_READ_TIMEOUT);
//usb_release_interface(m_usbDevice, 0);
#endif
wxASSERT(GAMMA_READ_SIZE == bytesRead);
pushData(wxSharedPtr<GammaData>(pDataOut));
}
}
return 0;
}
int usbcom_receive(usbcom_t com, int pipe, void *buf, int max_len)
{
int r;
r = usb_bulk_read(com->dev, pipe, buf, max_len, 10000);
if (debug) fprintf(stderr, "usbcom: max_len=%d r=%d\n", max_len, r);
return r;
}
int grecko_read(unsigned long addr, unsigned char *buf, int size)
{
unsigned char data[8];
unsigned long addr2 = addr+size;
unsigned char *ptr = (unsigned char*) &addr;
int i, ret;
addr = htonl(addr - (addr%4));
addr2 = htonl(addr2 - (addr2%4));
/* read command */
grecko_send_command(4);
/* memory offsets */
memcpy(data, addr, 4);
memcpy(data, addr2, 4);
usb_bulk_write(dev, ep, (unsigned char *)&data, 8, timeout);
/* data read */
ret = usb_bulk_read(dev, ep, (unsigned char *)buf, 4096, timeout);
if (ret < 0)
return -1;
for(i=0;i<ret;i++) {
printf("%02x ", readbuf[i]);
}
return ret;
}
static int io_loop(int dev_id)
{
int ret;
usb_dev_handle *hdev = g_devices[dev_id].hdev;
int epin = g_devices[dev_id].epin;
unsigned char buffer[512];
unsigned char word[11];
memset(buffer, 0, sizeof(buffer));
memset(word, 0, sizeof(word));
while(1)
{
memset(buffer, 0, sizeof(buffer));
ret = usb_bulk_read(hdev, epin, (char*)buffer, sizeof(buffer), 10000);
if(ret < 0)
{
printf("bulk_read returned %d (%s)\n", ret, usb_strerror());
return -1;
}
// printf("read %d bytes: \n", ret);
unsigned char *bufptr = (unsigned char *)buffer;
int nb_words = ret/11; // incomplete words are resent
while(nb_words--)
{
memcpy(word, bufptr, 11);
bufptr+=11;
process_frame(dev_id, word);
}
}
return 0;
}
nimu_data nimu::GetData()
{
int ret;
nimu_data ret_data;
unsigned char data[NIMU_DATA_SIZE];
ret = usb_bulk_read(nimu_dev, 0x82, (char*)data, NIMU_DATA_SIZE, 1000);
if (ret < 0)
{
printf("Error reading data: %d (%s)\n",ret,usb_strerror());
return ret_data;
}
ret_data.DeviceID = data[5];
ret_data.MessageID = data[6];
ret_data.SampleTimer = ntohs(*(uint16_t*)&data[7]);
ret_data.GyroX = (short)ntohs(*(uint16_t*)&data[13]);
ret_data.GyroY = (short)ntohs(*(uint16_t*)&data[15]);
ret_data.GyroZ = (short)ntohs(*(uint16_t*)&data[17]);
ret_data.AccelX = (short)ntohs(*(uint16_t*)&data[19]);
ret_data.AccelY = (short)ntohs(*(uint16_t*)&data[21]);
ret_data.AccelZ = (short)ntohs(*(uint16_t*)&data[23]);
ret_data.MagX = (short)ntohs(*(uint16_t*)&data[25]);
ret_data.MagY = (short)ntohs(*(uint16_t*)&data[27]);
ret_data.MagZ = (short)ntohs(*(uint16_t*)&data[29]);
ret_data.GyroTempX = (short)ntohs(*(uint16_t*)&data[31]);
ret_data.GyroTempY = (short)ntohs(*(uint16_t*)&data[33]);
ret_data.GyroTempZ = (short)ntohs(*(uint16_t*)&data[35]);
return ret_data;
}
void test_bulk_transfer(usb_dev_handle *dev)
{
int r,i;
char answer[reqBulkLen];
char question[reqBulkLen];
for (i=0;i<reqBulkLen; i++) question[i]=i;
r = usb_bulk_write(dev, endpoint_Bulk_out, question, reqBulkLen, timeout);
if( r < 0 )
{
perror("USB bulk write"); bad("USB write failed");
}
r = usb_bulk_read(dev, endpoint_Bulk_in, answer, reqBulkLen, timeout);
if( r != reqBulkLen )
{
perror("USB bulk read"); bad("USB read failed");
}
// for (i=0;i<reqBulkLen;i++) printf("%i, %i, \n",question[i],answer[i]);
for(i = 0;i < reqBulkLen; i++) {
if(i%8 == 0)
printf("\n");
printf("%02x, %02x; ",question[i],answer[i]);
}
printf("\n");
// usb_set_altinterface(dev, 0);
usb_release_interface(dev, 0);
}
static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int max_len)
{
struct cp210x_transport *tr = (struct cp210x_transport *)tr_base;
int rlen;
time_t deadline = time(NULL) + TIMEOUT_S;
#ifdef DEBUG_CP210X
printc(__FILE__": %s : read max %d\n", __FUNCTION__, max_len);
#endif
while (time(NULL) < deadline) {
rlen = usb_bulk_read(tr->handle, V1_IN_EP, (char *)databuf,
max_len, TIMEOUT_S * 1000);
#ifdef DEBUG_CP210X
printc(__FILE__": %s : read %d\n", __FUNCTION__, rlen);
#endif
if (rlen < 0) {
pr_error(__FILE__": can't receive data");
return -1;
}
if (rlen > 0) {
#ifdef DEBUG_CP210X
debug_hexdump(__FILE__": USB transfer in", databuf, rlen);
#endif
return rlen;
}
}
pr_error(__FILE__": read operation timed out");
return -1;
}
static vsf_err_t versaloon_libusb_comm_transact(uint8_t *buffer_out,
uint16_t out_len, uint8_t *buffer_in, uint16_t *in_len)
{
int ret;
ret = usb_bulk_write(versaloon_device_handle, usb_param_epout(),
(char *)buffer_out, out_len, versaloon_to);
if (ret != out_len)
{
LOG_ERROR(ERRMSG_FAILURE_OPERATION_ERRSTRING, "send usb data",
usb_strerror());
return ERRCODE_FAILURE_OPERATION;
}
if (in_len != NULL)
{
ret = usb_bulk_read(versaloon_device_handle, usb_param_epin(),
(char *)buffer_in, *in_len, versaloon_to);
if (ret > 0)
{
*in_len = (uint16_t)ret;
return VSFERR_NONE;
}
else
{
LOG_ERROR(ERRMSG_FAILURE_OPERATION_ERRSTRING, "receive usb data",
usb_strerror());
return VSFERR_FAIL;
}
}
else
{
return VSFERR_NONE;
}
}
static int usbtr_recv(transport_t tr_base, uint8_t *databuf, int max_len)
{
struct rf2500_transport *tr = (struct rf2500_transport *)tr_base;
int rlen;
if (tr->offset >= tr->len) {
if (usb_bulk_read(tr->handle, USB_FET_IN_EP,
(char *)tr->buf, sizeof(tr->buf),
10000) < 0) {
pr_error("rf2500: can't receive data");
return -1;
}
#ifdef DEBUG_USBTR
debug_hexdump("USB transfer in", tr->buf, 64);
#endif
tr->len = tr->buf[1] + 2;
if (tr->len > sizeof(tr->buf))
tr->len = sizeof(tr->buf);
tr->offset = 2;
}
rlen = tr->len - tr->offset;
if (rlen > max_len)
rlen = max_len;
memcpy(databuf, tr->buf + tr->offset, rlen);
tr->offset += rlen;
return rlen;
}
grub_usb_err_t
grub_usb_bulk_read (grub_usb_device_t dev,
int endpoint, grub_size_t size, char *data)
{
usb_dev_handle *devh;
struct usb_device *d = dev->data;
devh = usb_open (d);
if (usb_claim_interface (devh, 0) < 1)
{
usb_close (devh);
return GRUB_USB_ERR_STALL;
}
if (usb_bulk_read (devh, endpoint, data, size, 20) < 1)
{
usb_close (devh);
return GRUB_USB_ERR_STALL;
}
usb_release_interface (devh, 0);
usb_close (devh);
return GRUB_USB_ERR_NONE;
}
int camera_bulk_read(usb_dev_handle *handle, char *buffer, int length)
{
int bytes_read = 0, read_chunk, actually_read;
if(verbose)
fprintf(stderr, "CAMERA BULK TOTAL READ %x\n", length);
bytes_read = 0;
do {
if(length - bytes_read > 0x5000)
read_chunk = 0x5000;
else if(length - bytes_read > 0x40)
read_chunk = (length - bytes_read) / 0x40 * 0x40;
else
read_chunk = length - bytes_read;
if(verbose)
fprintf(stderr, "CAMERA BULK SUB READ %x\n", read_chunk);
actually_read = usb_bulk_read(handle, CAMERA_BULK_READ_EP,
buffer + bytes_read,
read_chunk, USB_TIMEOUT);
if(actually_read != read_chunk)
return -1;
bytes_read += read_chunk;
} while(bytes_read < length);
return length;
}
/// \brief Multi packet bulk read from the oscilloscope.
/// \param data Buffer for the sent/recieved data.
/// \param length The length of data contained in the packets.
/// \param attempts The number of attempts, that are done on timeouts.
/// \return Number of received bytes on success, libusb error code on error.
int Device::bulkReadMulti(unsigned char *data, unsigned int length, int attempts) {
if(!this->handle)
return LIBUSB_ERROR_NO_DEVICE;
int errorCode = 0;
errorCode = this->getConnectionSpeed();
if(errorCode < 0)
return errorCode;
errorCode = this->inPacketLength;
unsigned int packet, received = 0;
for(packet = 0; received < length && errorCode == this->inPacketLength; ++packet) {
#if LIBUSB_VERSION == 0
errorCode = LIBUSB_ERROR_TIMEOUT;
for(int attempt = 0; (attempt < attempts || attempts == -1) && errorCode == LIBUSB_ERROR_TIMEOUT; ++attempt)
errorCode = usb_bulk_read(this->handle, HANTEK_EP_IN, (char *) data + packet * this->inPacketLength, qMin(length - received, (unsigned int) this->inPacketLength), HANTEK_TIMEOUT);
#else
errorCode = this->bulkTransfer(HANTEK_EP_IN, data + packet * this->inPacketLength, qMin(length - received, (unsigned int) this->inPacketLength), attempts, HANTEK_TIMEOUT_MULTI);
#endif
if(errorCode > 0)
received += errorCode;
}
if(received > 0)
return received;
else
return errorCode;
}
int lothar_usb_read(void *connection, uint8_t *data, size_t len)
{
int status = usb_bulk_read((usb_dev_handle *)connection, USB_ENDPOINT_IN | 2, (char *)data, len, 0);
if(status < 0)
LOTHAR_RETURN_ERROR(LOTHAR_ERROR_NXT_READ_ERROR);
return status;
}
int write_cmd(usb_dev_handle *udev, unsigned char *cmd, int read)
{
int ret=0, i=0;
unsigned char receive_data[1024];
unsigned char interrupt_data;
for (i=0; i<1024; i++)
receive_data[i] = 0x00;
printf("write_cmd\n");
ret = usb_bulk_write(udev, 0x02, cmd, sizeof(cmd), 10000);
if (ret != sizeof(cmd))
printf("Error!\n");
//if (read)
{
ret = usb_bulk_read(udev, 0x81, receive_data, sizeof(receive_data), 10000);
mcrw_debug(receive_data, ret);
}
//else
{
ret = usb_interrupt_read(udev, 0x83, &interrupt_data, 1, 10000);
mcrw_debug(&interrupt_data, ret);
}
return 0;
}
bool MotorController::sendSyncronousFrame(string command, string payload) {
char InputPacketBuffer[64] = {0}; //Allocate a memory buffer for the data which we will read from the USB device
bool result = sendCommandWithPayload(command, payload);
const char *commandChar = NULL;
commandChar = command.c_str();
int commandInt = (int)commandChar[0];
if(result) printf ("command [%i] was sent successfully\n",commandInt);
else cout << "failed to send with payload" << endl;
wchar_t *tempReceiveChar = (wchar_t*)malloc(255);
usb_bulk_read(usbDeviceHandle, 0x81, &InputPacketBuffer[0], 64, 200);
tempReceiveChar[1+InputPacketBuffer[1]] = 0;
if (InputPacketBuffer != 0) {
cout << "Frame returned data:" <<endl;
for (int i = 0; i < 2+InputPacketBuffer[1];i++) {
tempReceiveChar[i] = InputPacketBuffer[i];
printf ("Byte in #%i: [%i] \n",i,InputPacketBuffer[i]);
}
}
return (tempReceiveChar[0] == 1);
}