static void controlReceived(uint32_t token) {
OpenIBootCmd* cmd = (OpenIBootCmd*)controlRecvBuffer;
OpenIBootCmd* reply = (OpenIBootCmd*)controlSendBuffer;
if(cmd->command == OPENIBOOTCMD_DUMPBUFFER) {
int length;
if(sendFileBytesLeft > 0) {
length = sendFileBytesLeft;
} else {
length = getScrollbackLen(); // getScrollbackLen();// USB_BYTES_AT_A_TIME;
}
reply->command = OPENIBOOTCMD_DUMPBUFFER_LEN;
reply->dataLen = length;
usb_send_interrupt(3, controlSendBuffer, sizeof(OpenIBootCmd));
//uartPrintf("got dumpbuffer cmd, returning length: %d\r\n", length);
} else if(cmd->command == OPENIBOOTCMD_DUMPBUFFER_GOAHEAD) {
left = cmd->dataLen;
//uartPrintf("got dumpbuffer goahead, writing length: %d\r\n", (int)left);
size_t toRead = (left > USB_BYTES_AT_A_TIME) ? USB_BYTES_AT_A_TIME: left;
if(sendFileBytesLeft > 0) {
usb_send_bulk(1, sendFilePtr, toRead);
sendFilePtr += toRead;
sendFileBytesLeft -= toRead;
if(sendFileBytesLeft == 0) {
bufferPrintf("file sent.\r\n");
}
} else {
bufferFlush((char*) dataSendBuffer, toRead);
usb_send_bulk(1, dataSendBuffer, toRead);
}
left -= toRead;
} else if(cmd->command == OPENIBOOTCMD_SENDCOMMAND) {
dataRecvPtr = dataRecvBuffer;
rxLeft = cmd->dataLen;
lastRxLen = rxLeft;
//uartPrintf("got sendcommand, receiving length: %d\r\n", (int)rxLeft);
reply->command = OPENIBOOTCMD_SENDCOMMAND_GOAHEAD;
reply->dataLen = cmd->dataLen;
usb_send_interrupt(3, controlSendBuffer, sizeof(OpenIBootCmd));
size_t toRead = (rxLeft > USB_BYTES_AT_A_TIME) ? USB_BYTES_AT_A_TIME: rxLeft;
usb_receive_bulk(2, dataRecvPtr, toRead);
rxLeft -= toRead;
dataRecvPtr += toRead;
}
usb_receive_interrupt(4, controlRecvBuffer, sizeof(OpenIBootCmd));
}
static void setReady(int _r)
{
if(ready == _r)
return;
else
{
if(usb_state() >= USBConfigured && (_r == 0 || getScrollbackLen() == 0))
{
OpenIBootCmd *cmd = (OpenIBootCmd*)controlSendBuffer;
if(_r)
cmd->command = OPENIBOOTCMD_READY;
else
cmd->command = OPENIBOOTCMD_NOTREADY;
cmd->dataLen = 0;
usb_send_interrupt(3, controlSendBuffer, sizeof(OpenIBootCmd));
}
ready = _r;
}
}
