/* Initialize CM19A so it recognizes signals from the CR12A or CR14A remote */
int LibUSButils::ahpInit(usb_dev_handle* handle)
{
int ret;
// Send this out on the control pipe
char write_ok[] = { 0x20, 0x34, (char)0xcb, 0x58, (char)0xa7 };
char init1[] = { (char)0x80, 0x01, 0x00, 0x20, 0x14 };
char init2[] = { (char)0x80, 0x01, 0x00, 0x00, 0x14, 0x24, 0x20, 0x20 };
ret = usb_interrupt_write(handle, EP2, write_ok, 5, 5000);
Logger::Log(DEBUG, "Write_Ok : Wrote (%d) bytes", ret);
sleep(1);
ret = usb_interrupt_write(handle, EP2, init1, 5, 5000);
Logger::Log(DEBUG, "Init1 : Wrote (%d) bytes", ret);
sleep(1);
ret = usb_interrupt_write(handle, EP2, init2, 8, 5000);
Logger::Log(DEBUG, "Init2 : Wrote (%d) bytes", ret);
sleep(1);
return ret;
}
void
write_usb_device(struct usb_device* dev, int interface, int endpoint)
{
struct usb_dev_handle* handle = usb_open(dev);
if (!handle)
{
std::cout << "Error opening usb device" << std::endl;
}
else
{
if (usb_claim_interface(handle, interface) != 0)
{
std::cout << "Error claiming the interface: " << usb_strerror() << std::endl;
if (usb_detach_kernel_driver_np(handle, interface) < 0)
{
std::cout << "Failure to kick kernel driver: " << usb_strerror() << std::endl;
exit(EXIT_FAILURE);
}
if (usb_claim_interface(handle, interface) != 0)
{
std::cout << "Error claiming the interface: " << usb_strerror() << std::endl;
exit(EXIT_FAILURE);
}
}
bool quit = false;
while(!quit)
{
uint8_t data[32];
if (1)
{
int ret = fread(data, sizeof(char), sizeof(data), stdin);
std::cout << ret << std::endl;
usb_interrupt_write(handle, endpoint, (char*)data, ret, 0);
}
else
{
int ret = sizeof(data);
for(int i = 0; i < ret ; ++i)
{
data[i] = int(127 * sin(float(i) / ret * M_PI*2)) + 127;
std::cout << ret << std::endl;
}
std::cout << ret << std::endl;
usb_interrupt_write(handle, endpoint, (char*)data, ret, 0);
}
}
}
}
void
Xbox360UsbThread::set_rumble(uint8_t big, uint8_t small)
{
// Should be ok without mutex lock
char rumblecmd[] = { 0x00, 0x08, 0x00, big, small, 0x00, 0x00, 0x00 };
usb_interrupt_write(handle, 2, rumblecmd, 8, 0);
}
int LibUsb::write(char *buf, int bytes, int timeout)
{
// check it isn't closed
if (!device) return -1;
int rc;
if (OperatingSystem == WINDOWS) {
rc = usb_interrupt_write(device, writeEndpoint, buf, bytes, 1000);
} else {
// we use a non-interrupted write on Linux/Mac since the interrupt
// write block size is incorrectly implemented in the version of
// libusb we build with. It is no less efficient.
rc = usb_bulk_write(device, writeEndpoint, buf, bytes, timeout);
}
if (rc < 0)
{
// Report timeouts - previously we ignored -110 errors. This masked a serious
// problem with write on Linux/Mac, the USB stick needed a reset to avoid
// these error messages, so we DO report them now
qDebug()<<"usb_interrupt_write Error writing ["<<rc<<"]: "<< usb_strerror();
}
return rc;
}
void sendBuffer(char* buffer, size_t size) {
OpenIBootCmd cmd;
pthread_mutex_lock(&sendLock);
if(!ready)
pthread_cond_wait(&readyCond, &sendLock);
amtToWrite = size;
dataToWrite = buffer;
cmd.command = OPENIBOOTCMD_SENDCOMMAND;
cmd.dataLen = size;
if(usb_interrupt_write(device, 4, (char*) (&cmd), sizeof(OpenIBootCmd), 1000) < 0)
{
oibc_log("failed to send command.\n");
pthread_mutex_unlock(&sendLock);
return;
}
pthread_cond_wait(&sendCond, &sendLock);
pthread_mutex_unlock(&sendLock);
}
/*
void test_control_transfer(usb_dev_handle *dev)
{
// usb_set_altinterface(dev, 0);
usb_release_interface(dev, 0);
}
*/
void test_interrupt_transfer(usb_dev_handle *dev)
{
int r,i;
char answer[reqIntLen];
char question[reqIntLen];
for (i=0;i<reqIntLen; i++) question[i]=i;
r = usb_interrupt_write(dev, endpoint_Int_out, question, reqIntLen, timeout);
if( r < 0 )
{
perror("USB interrupt write"); bad("USB write failed");
}
r = usb_interrupt_read(dev, endpoint_Int_in, answer, reqIntLen, timeout);
if( r != reqIntLen )
{
perror("USB interrupt read"); bad("USB read failed");
}
// for (i=0;i<reqIntLen; i++) printf("%i, %i, \n",question[i],answer[i]);
for(i = 0;i < reqIntLen; 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);
}
void sendBuffer(char* buffer, size_t size) {
OpenIBootCmd cmd;
cmd.command = OPENIBOOTCMD_SENDCOMMAND;
cmd.dataLen = size;
usb_interrupt_write(device, 4, (char*) (&cmd), sizeof(OpenIBootCmd), 1000);
while(1) {
usb_interrupt_read(device, 3, (char*) (&cmd), sizeof(OpenIBootCmd), 1000);
if(cmd.command == OPENIBOOTCMD_SENDCOMMAND_GOAHEAD)
break;
}
int toSend = 0;
while(size > 0) {
if(size <= MAX_TO_SEND)
toSend = size;
else
toSend = MAX_TO_SEND;
usb_bulk_write(device, 2, buffer, toSend, 1000);
buffer += toSend;
size -= toSend;
}
}
static int pickit2_shutdown(void *data)
{
/* Set all pins to float and turn voltages off */
uint8_t command[CMD_LENGTH] = {
CMD_EXEC_SCRIPT,
8,
SCR_SET_PINS,
3, /* Bit-0=1(PDC In), Bit-1=1(PGD In), Bit-2=0(PDC LL), Bit-3=0(PGD LL) */
SCR_SET_AUX,
1, /* Bit-0=1(Aux In), Bit-1=0(Aux LL) */
SCR_MCLR_GND_OFF,
SCR_VPP_OFF,
SCR_VDD_OFF,
SCR_BUSY_LED_OFF,
CMD_END_OF_BUFFER
};
int ret = usb_interrupt_write(pickit2_handle, ENDPOINT_OUT, (char *)command, CMD_LENGTH, DFLT_TIMEOUT);
if (ret != CMD_LENGTH) {
msg_perr("Command Shutdown failed (%s)!\n", usb_strerror());
ret = 1;
}
if (usb_release_interface(pickit2_handle, 0) != 0) {
msg_perr("Could not release USB interface!\n");
ret = 1;
}
if (usb_close(pickit2_handle) != 0) {
msg_perr("Could not close USB device!\n");
ret = 1;
}
return ret;
}
uint8_t *hw_usbeesx_get_samples(struct flosslogic_context *ctx,
uint64_t numsamples, uint64_t samplerate, int timeout)
{
int ret, bufsize;
uint64_t i;
char cmdbuf[2];
uint8_t *sample_buffer;
cmdbuf[0] = 0x01;
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x81, cmdbuf, 1, timeout);
cmdbuf[0] = 0x55;
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x81, cmdbuf, 1, timeout);
/* TODO */
cmdbuf[0] = 0x01;
cmdbuf[1] = samplerate_config_value(samplerate); /* TODO: Error h. */
if (cmdbuf[1] == (char)0xff) {
/* Handle hw_usbeesx_shutdown() errors. */
hw_usbeesx_shutdown(ctx);
/* TODO: Set error code. */
return NULL;
}
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x01, cmdbuf, 2, timeout);
bufsize = numsamples * (ctx->la->numchannels / 8);
sample_buffer = malloc(bufsize);
/* TODO: Better error handling? */
if (sample_buffer == NULL)
return NULL;
for (i = 0; (int)i < bufsize; i += 512) {
/* 0x86 == EP 6, IN direction */
usb_block_read(ctx->devhandle, 0x86,
(char *)(sample_buffer + i), 512, timeout);
}
/* TODO: Shutdown command? */
return sample_buffer;
}
/*
* Class: ch_ntb_usb_LibusbJava
* Method: usb_interrupt_write
* Signature: (JI[BII)I
*/
JNIEXPORT jint JNICALL Java_ch_ntb_usb_LibusbJava_usb_1interrupt_1write
(JNIEnv *env, jclass obj, jlong dev_handle, jint ep, jbyteArray jbytes, jint size, jint timeout)
{
clearLibusbJavaError();
jbyte *bytes = (*env)->GetByteArrayElements(env, jbytes, NULL);
int num_bytes = usb_interrupt_write( (usb_dev_handle *) dev_handle, ep, (char *) bytes, size, timeout);
(*env)->ReleaseByteArrayElements(env, jbytes, bytes, 0);
return num_bytes;
}
int INDI::USBDevice::WriteInterrupt(char *buf,int c,int timeout)
{
int rc;
//printf("Writing %02x to endpoint %d\n",buf[0],OutputEndpoint);
rc=usb_interrupt_write(usb_handle,OutputEndpoint,buf,c,timeout);
return rc;
}
void vibrate(int leftTriggerVal, int rightTriggerVal, int leftVal, int rightVal, int dwUserIndex)
{
// Motors are 0 - 255
unsigned char data[] = { 9, 0, 0, 9, 0, 15, leftTriggerVal, rightTriggerVal, leftVal, rightVal, 255, 0, 0 };
if (usb_interrupt_write(controllerHandler[dwUserIndex]->handle, endpointOut, (char*)data, sizeof(data), timeout) < 0)
{
std::cout << "usb_interrupt_write (" << usb_strerror() << ")." << std::endl;
}
}
static int usbdev_send(union filedescriptor *fd, const unsigned char *bp, size_t mlen)
{
usb_dev_handle *udev = (usb_dev_handle *)fd->usb.handle;
int rv;
int i = mlen;
const unsigned char * p = bp;
int tx_size;
if (udev == NULL)
return -1;
/*
* Split the frame into multiple packets. It's important to make
* sure we finish with a short packet, or else the device won't know
* the frame is finished. For example, if we need to send 64 bytes,
* we must send a packet of length 64 followed by a packet of length
* 0.
*/
do {
tx_size = (mlen < fd->usb.max_xfer)? mlen: fd->usb.max_xfer;
if (fd->usb.use_interrupt_xfer)
rv = usb_interrupt_write(udev, fd->usb.wep, (char *)bp, tx_size, 10000);
else
rv = usb_bulk_write(udev, fd->usb.wep, (char *)bp, tx_size, 10000);
if (rv != tx_size)
{
avrdude_message(MSG_INFO, "%s: usbdev_send(): wrote %d out of %d bytes, err = %s\n",
progname, rv, tx_size, usb_strerror());
return -1;
}
bp += tx_size;
mlen -= tx_size;
} while (mlen > 0);
if (verbose > 3)
{
avrdude_message(MSG_TRACE, "%s: Sent: ", progname);
while (i) {
unsigned char c = *p;
if (isprint(c)) {
avrdude_message(MSG_TRACE, "%c ", c);
}
else {
avrdude_message(MSG_TRACE, ". ");
}
avrdude_message(MSG_TRACE, "[%02x] ", c);
p++;
i--;
}
avrdude_message(MSG_TRACE, "\n");
}
return 0;
}
/**
* Send a command with data to usb4all controller and reads the answer.
* Even if some inputs should be read a command to do this has to send before.
* \param p pointer to private data structure
* \param data_out pointer to data send to controller
* \param data_in pointer to buffer where read in data is stored
* \return number of bytes read in
*/
int
usb4all_data_io(PrivateData *p, tx_buffer * data_out, tx_buffer * data_in)
{
int res;
if (p->usbMode == MODE_BULK) {
res = usb_bulk_write(p->usbHandle,
p->usbEpOut,
(char *)data_out->buffer,
data_out->use_count,
TIMEOUT_WRITE);
}
else {
res = usb_interrupt_write(p->usbHandle,
p->usbEpOut,
(char *)data_out->buffer,
data_out->use_count,
TIMEOUT_WRITE);
}
if (res < 0) {
p->hd44780_functions->drv_report(RPT_WARNING,
"usb4all_data_io: unable to send, result = %d ...", res);
return -1;
}
/* if a reset command is send the usb4all controller doesn't answer */
if (data_out->buffer[0] == USB4ALL_RESET) {
return 0;
}
if (res != data_out->use_count) {
p->hd44780_functions->drv_report(RPT_WARNING,
"usb4all_data_io: Want to send %d bytes but currently only %d bytes was send!?",
data_out->use_count, res);
return -1;
}
if (p->usbMode == MODE_BULK) {
res = usb_bulk_read(p->usbHandle,
p->usbEpIn,
(char *)data_in->buffer,
USB4ALL_RX_MAX,
TIMEOUT_READ);
}
else {
res = usb_interrupt_read(p->usbHandle,
p->usbEpIn,
(char *)data_in->buffer,
USB4ALL_RX_MAX,
TIMEOUT_READ);
}
return res;
}
int HID_API_EXPORT hid_write(hid_device *dev, const unsigned char *data, size_t length)
{
int res;
int report_number = data[0];
int skipped_report_id = 0;
if (report_number == 0x0)
{
data++;
length--;
skipped_report_id = 1;
}
if (dev->output_endpoint <= 0)
{
/* No interrput out endpoint. Use the Control Endpoint */
res = usb_control_msg(dev->device_handle,
USB_TYPE_CLASS|USB_RECIP_INTERFACE,
0x09/*HID Set_Report*/,
(2/*HID output*/ << 8) | report_number,
dev->interface,
(unsigned char *)data, length,
1000/*timeout millis*/);
if (res < 0)
return -1;
if (skipped_report_id)
length++;
return length;
}
else
{
#if 0
/* Use the interrupt out endpoint */
int actual_length;
res = usb_interrupt_write(dev->device_handle,
dev->output_endpoint,
(unsigned char*)data,
length,
&actual_length, 1000);
if (res < 0)
return -1;
if (skipped_report_id)
actual_length++;
return actual_length;
#endif
}
}
int send_command(usb_dev_handle *handle, cmdstruct command ) {
if (command.numCmds == 0) {
printf( "send_command: Empty command provided! Not sending anything...\n");
return 0;
}
int stat;
stat = usb_detach_kernel_driver_np(handle, 0);
if ((stat < 0 ) || verbose_flag) perror("Detach kernel driver");
stat = usb_claim_interface( handle, 0 );
if ( (stat < 0) || verbose_flag) perror("Claiming USB interface");
int transferred = 0;
// send all command strings provided in command
int cmdCount;
for (cmdCount=0; cmdCount < command.numCmds; cmdCount++) {
if (verbose_flag) {
char raw_string[255];
print_cmd(raw_string, command.cmds[cmdCount]);
printf("\tSending string: \"%s\"\n", raw_string);
}
stat = usb_interrupt_write( handle, 1, (const char*)command.cmds[cmdCount], sizeof( command.cmds[cmdCount] ), TRANSFER_WAIT_TIMEOUT_MS );
transferred = (stat>0)?stat:0;
if ( (stat < 0) || verbose_flag) perror("Sending USB command");
}
/* In case the command just sent caused the device to switch from restricted mode to native mode
* the following two commands will fail due to invalid device handle (because the device changed
* its pid on the USB bus).
* So it is not possible anymore to release the interface and re-attach kernel driver.
* I am not sure if this produces a memory leak within libusb, but i do not think there is another
* solution possible...
*/
stat = usb_release_interface(handle, 0 );
/*FIXME:
if (stat != usb_ERROR_NO_DEVICE) { // silently ignore "No such device" error due to reasons explained above.
if ( (stat < 0) || verbose_flag) {
perror("Releasing USB interface.");
}
}
*/
//FIXME: Not portable?! stat = usb_attach_kernel_driver_np( handle, 0);
/*FIXME:
if (stat != usb_ERROR_NO_DEVICE) { // silently ignore "No such device" error due to reasons explained above.
if ( (stat < 0) || verbose_flag) {
perror("Reattaching kernel driver");
}
}
*/
return 0;
}
static int
write_command (usb_dev_handle *handle,
char cmd,
const char *in,
int in_size,
char *out,
int out_size)
{
char buffer[64];
int rc;
int ret = -1;
/* setup write packet */
memset (buffer, 0x00, sizeof (buffer));
buffer[0] = cmd;
if (in != NULL)
memcpy (buffer + 1, in, in_size);
/* write to device */
rc = usb_interrupt_write (handle, 0x01, buffer, 64, 5000);
if (rc < 0) {
printf ("Failed to write, got %s\n", usb_strerror ());
goto out;
}
if (rc < 64) {
printf ("Failed to write stream, only wrote %i\n", rc);
goto out;
}
/* read status */
rc = usb_interrupt_read (handle, 0x81, buffer, 64, 5000);
if (rc != 2 + out_size && rc != 64) {
printf ("Failed to read, got %i bytes\n", rc);
goto out;
}
if (buffer[0] != 0x00) {
printf ("Failed to get valid command status %i\n", buffer[0]);
goto out;
}
if (buffer[1] != cmd) {
printf ("Failed to get valid command value %i\n", buffer[1]);
goto out;
}
/* copy data out of buffer */
if (out != NULL)
memcpy (out, buffer + 2, out_size);
/* success */
ret = 0;
out:
return ret;
}
/*
* HIDデバイスに HID Report を送信する.
* 送信バッファの先頭の1バイトにReportID を入れる処理は
* この関数内で行うので、先頭1バイトを予約しておくこと.
*
* id と Length の組はデバイス側で定義されたものでなければならない.
*
* 戻り値はHidD_SetFeatureの戻り値( 0 = 失敗 )
*
*/
static int hidWrite(char *buf, int Length, int id)
{
int rc;
buf[0] = id;
rc = usb_interrupt_write(usb_dev, EP_OUT , buf+1 , Length -1 , 5000);
// rc = HidD_SetFeature(h, buf, Length);
#if DEBUG_PKTDUMP
memdump("WR", buf, Length);
#endif
return rc;
}
// rawhid_send - send a packet
// Inputs:
// num = device to transmit to (zero based)
// buf = buffer containing packet to send
// len = number of bytes to transmit
// timeout = time to wait, in milliseconds
// Output:
// number of bytes sent, or -1 on error
//
int rawhid_send(int num, void *buf, int len, int timeout)
{
hid_t *hid;
hid = get_hid(num);
if (!hid || !hid->open) return -1;
if (hid->ep_out) {
return usb_interrupt_write(hid->usb, hid->ep_out, buf, len, timeout);
} else {
return usb_control_msg(hid->usb, 0x21, 9, 0, hid->iface, buf, len, timeout);
}
}
int PMD_SendOutputReport(HIDInterface* hid, __u8 reportID, __u8* vals, int num_vals, int delay)
{
int ret;
if (reportID == 0) { // use interrupt endpoint 1
ret = usb_interrupt_write(hid->dev_handle, USB_ENDPOINT_OUT | 1, (char *) vals, num_vals, delay);
if (ret != num_vals) { // try one more time:
ret = usb_interrupt_write(hid->dev_handle, USB_ENDPOINT_OUT | 1, (char *) vals, num_vals, delay);
}
} else { // use the control endpoint (Some FS devices use this)
ret = usb_control_msg(hid->dev_handle,
(USB_TYPE_CLASS| USB_RECIP_INTERFACE),
SET_REPORT,
(OUTPUT_REPORT | reportID),
0,
(char *) vals,
num_vals,
delay);
}
return ret;
}
void vibrate(int leftTriggerVal, int rightTriggerVal, int leftVal, int rightVal, int dwUserIndex)
{
writeLog("vibrate", "start leftTriggerVal = %d rightTriggerVal = %d leftVal = %d rightVal = %d dwUserIndex = %d \n", leftTriggerVal, rightTriggerVal, leftVal, rightVal, dwUserIndex);
// Motors are 0 - 255
unsigned char data[] = { 9, 0, 0, 9, 0, 15, leftTriggerVal, rightTriggerVal, leftVal, rightVal, 255, 0, 0 };
int dwWaitResult = WaitForSingleObject(XboxOneControllerMutex[dwUserIndex], INFINITE);
if (dwWaitResult == WAIT_OBJECT_0)
{
usb_interrupt_write(controllerHandler[dwUserIndex]->handle, endpointOut, (char*)data, sizeof(data), 500);
ReleaseMutex(XboxOneControllerMutex[dwUserIndex]);
}
writeLog("vibrate", "stop\n");
}
int writeUSB ( ubyte *data , int numBytes )
{
int nSent;
// printf ( "%s: writing [%d] bytes " , ProgName , numBytes );
// for ( int b = 0; b < numBytes; b++ ) printf ( "[%d]" , data[b] );
// printf ( "n" );
// write the data
nSent = usb_interrupt_write (udev, 1, (char *) data, numBytes, 200);
if ( nSent != numBytes ) {
printf ( "Error writing %d bytes: \n" , numBytes);
int b;
for ( b = 0; b < numBytes; b++ ) {
printf ( "[%d]" , data[b] );
}
printf ( "\n[%d] bytes written\n", nSent );
// Trying another time
nSent = usb_interrupt_write (udev, 1, (char *) data, numBytes, 200);
printf("Trying another time... ");
if (nSent != numBytes) {
printf("FAILED [%d]", nSent);
return ( 0 );
}
else {
printf("OK!");
}
}
return ( 1 );
}
uint8_t *hw_usbeesx_get_samples_init(struct flosslogic_context *ctx,
uint64_t numsamples, uint64_t samplerate, int timeout)
{
int ret, bufsize;
char cmdbuf[2];
uint8_t *sample_buffer;
cmdbuf[0] = 0x01;
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x81, cmdbuf, 1, timeout);
cmdbuf[0] = 0x55;
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x81, cmdbuf, 1, timeout);
/* TODO */
cmdbuf[0] = 0x01;
cmdbuf[1] = samplerate_config_value(samplerate); /* TODO: Error h. */
if (cmdbuf[1] == (char)0xff) {
/* Handle hw_usbeesx_shutdown() errors. */
hw_usbeesx_shutdown(ctx);
/* TODO: Set error code. */
return NULL;
}
/* TODO: Error handling. */
ret = usb_interrupt_write(ctx->devhandle, 0x01, cmdbuf, 2, timeout);
bufsize = numsamples * (ctx->la->numchannels / 8);
sample_buffer = malloc(bufsize);
/* TODO: Better error handling? */
if (sample_buffer == NULL)
return NULL;
return sample_buffer;
}
static int pickit2_get_firmware_version(void)
{
int ret;
uint8_t command[CMD_LENGTH] = {CMD_GET_VERSION, CMD_END_OF_BUFFER};
ret = usb_interrupt_write(pickit2_handle, ENDPOINT_OUT, (char *)command, CMD_LENGTH, DFLT_TIMEOUT);
ret = usb_interrupt_read(pickit2_handle, ENDPOINT_IN, (char *)command, CMD_LENGTH, DFLT_TIMEOUT);
msg_pdbg("PICkit2 Firmware Version: %d.%d\n", (int)command[0], (int)command[1]);
if (ret != CMD_LENGTH) {
msg_perr("Command Get Firmware Version failed (%s)!\n", usb_strerror());
return 1;
}
return 0;
}
static int pickit2_set_spi_voltage(int millivolt)
{
double voltage_selector;
switch (millivolt) {
case 0:
/* Admittedly this one is an assumption. */
voltage_selector = 0;
break;
case 1800:
voltage_selector = 1.8;
break;
case 2500:
voltage_selector = 2.5;
break;
case 3500:
voltage_selector = 3.5;
break;
default:
msg_perr("Unknown voltage %i mV! Aborting.\n", millivolt);
return 1;
}
msg_pdbg("Setting SPI voltage to %u.%03u V\n", millivolt / 1000,
millivolt % 1000);
uint8_t command[CMD_LENGTH] = {
CMD_SET_VDD,
voltage_selector * 2048 + 672,
(voltage_selector * 2048 + 672) / 256,
voltage_selector * 36,
CMD_SET_VPP,
0x40,
voltage_selector * 18.61,
voltage_selector * 13,
CMD_END_OF_BUFFER
};
int ret = usb_interrupt_write(pickit2_handle, ENDPOINT_OUT, (char *)command, CMD_LENGTH, DFLT_TIMEOUT);
if (ret != CMD_LENGTH) {
msg_perr("Command Set Voltage failed (%s)!\n", usb_strerror());
return 1;
}
return 0;
}
static int l_usb_interrupt_write(lua_State *L) {
struct usb_dev_handle * dev_handle = lua_touserdata(L, 1);
int ep = lua_tonumber(L, 2);
const char *bytes = lua_tostring (L, 3);
int size = lua_strlen (L, 3);
int timeout = lua_tonumber (L, 4);
int ret = usb_interrupt_write(dev_handle, ep, (char*)bytes, size, timeout);
if( ret < 0 ) {
lua_pushnil (L);
lua_pushnumber (L, ret);
return 2; /* number of results */
} else{
lua_pushnumber (L, ret);
return 1; /* number of results */
}
}
void
USBDevice_internalFlush(LPSKYETEK_DEVICE device, unsigned char lockSendBuffer)
{
LPUSB_DEVICE usbDevice;
unsigned char sendBuffer[64];
int result;
if((device == NULL) || (device->user == NULL))
return;
usbDevice = (LPUSB_DEVICE)device->user;
#ifdef HAVE_PTHREAD
if(lockSendBuffer)
pthread_mutex_lock(&usbDevice->sendBufferMutex);
#endif
if(usbDevice->sendBufferWritePtr == usbDevice->sendBuffer)
goto end;
sendBuffer[0] = (usbDevice->sendBufferWritePtr - usbDevice->sendBuffer);
memcpy((sendBuffer + 1), usbDevice->sendBuffer, sendBuffer[0]);
/*printf("Writing - %d\r\n", sendBuffer[0]);
for(size_t ix = 0; ix < sendBuffer[0]; ix++)
printf("%02x", sendBuffer[ix]);
printf("\r\n");*/
if((result = usb_interrupt_write(usbDevice->usbDevHandle, 1, sendBuffer, 64, 100)) < 0)
{
/*printf("usb_interrupt_write failed: %d \r\n", result);*/
}
else
usbDevice->packetParity++;
usbDevice->sendBufferWritePtr = usbDevice->sendBuffer;
end:
#ifdef HAVE_PTHREAD
if(lockSendBuffer)
pthread_mutex_unlock(&usbDevice->sendBufferMutex);
#endif
}
int do_receiveBuffer(size_t totalLen)
{
OpenIBootCmd cmd;
char* buffer;
if(totalLen > 0)
{
buffer = (char*) malloc(totalLen + 1);
cmd.command = OPENIBOOTCMD_DUMPBUFFER_GOAHEAD;
cmd.dataLen = totalLen;
usb_interrupt_write(device, 4, (char*)&cmd, sizeof(OpenIBootCmd), 1000);
int read = 0;
while(read < totalLen) {
int left = (totalLen - read);
size_t toRead = (left > USB_BYTES_AT_A_TIME) ? USB_BYTES_AT_A_TIME : left;
int hasRead;
hasRead = usb_bulk_read(device, 1, buffer + read, toRead, 1000);
read += hasRead;
}
int discarded = 0;
if(readIntoOutput > 0) {
if(readIntoOutput <= read) {
fwrite(buffer, 1, readIntoOutput, outputFile);
discarded += readIntoOutput;
readIntoOutput = 0;
fclose(outputFile);
} else {
fwrite(buffer, 1, read, outputFile);
discarded += read;
readIntoOutput -= read;
}
}
*(buffer + read) = '\0';
printf("%s", buffer + discarded); fflush(stdout);
free(buffer);
}
return 0;
}
ssize_t
usbWriteEndpoint (
UsbDevice *device,
unsigned char endpointNumber,
const void *buffer,
size_t length,
int timeout
) {
UsbDeviceExtension *devx = device->extension;
UsbEndpoint *endpoint;
if ((endpoint = usbGetOutputEndpoint(device, endpointNumber))) {
const UsbEndpointDescriptor *descriptor = endpoint->descriptor;
UsbEndpointTransfer transfer = USB_ENDPOINT_TRANSFER(descriptor);
int result = -1;
usbLogEndpointData(endpoint, "output", buffer, length);
switch (transfer) {
case UsbEndpointTransfer_Bulk:
result = usb_bulk_write(devx->handle, descriptor->bEndpointAddress,
(char *)buffer, length, timeout);
break;
case UsbEndpointTransfer_Interrupt:
result = usb_interrupt_write(devx->handle, descriptor->bEndpointAddress,
(char *)buffer, length, timeout);
break;
default:
logMessage(LOG_ERR, "USB endpoint output transfer not supported: 0X%02X", transfer);
result = -ENOSYS;
break;
}
if (result >= 0) return result;
errno = -result;
}
logSystemError("USB endpoint write");
return -1;
}
/* USB::DevHandle#usb_interrupt_write(endpoint, bytes, timeout) */
static VALUE
rusb_interrupt_write(
VALUE v,
VALUE vep,
VALUE vbytes,
VALUE vtimeout)
{
usb_dev_handle *p = get_usb_devhandle(v);
int ep = NUM2INT(vep);
int timeout = NUM2INT(vtimeout);
char *bytes;
int size;
int ret;
StringValue(vbytes);
bytes = RSTRING_PTR(vbytes);
size = RSTRING_LEN(vbytes);
ret = usb_interrupt_write(p, ep, bytes, size, timeout);
check_usb_error("usb_interrupt_write", ret);
return INT2NUM(ret);
}
