Diff: USBMSD2/USB_CDC.cpp

Revision:

2:eafc1c6787c7

Parent:

1:cccfc461c61f

--- a/USBMSD2/USB_CDC.cpp	Sun Feb 16 12:56:12 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,172 +0,0 @@
-/* Copyright (c) 2010-2011 mbed.org, MIT License
-*
-* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
-* and associated documentation files (the "Software"), to deal in the Software without
-* restriction, including without limitation the rights to use, copy, modify, merge, publish,
-* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
-* Software is furnished to do so, subject to the following conditions:
-*
-* The above copyright notice and this permission notice shall be included in all copies or
-* substantial portions of the Software.
-*
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
-* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#include "USB_CDC.h"
-
-#if (DEBUG2 > 3)
-#define CDC_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\r\n");} while(0);
-#define CDC_DBG_HEX(A,B) while(0);
-#else
-#define CDC_DBG(...) while(0)
-#define CDC_DBG_HEX(A,B) while(0)
-#endif
-
-#define CDC_SET_LINE_CODING        0x20
-#define CDC_GET_LINE_CODING        0x21
-#define CDC_SET_CONTROL_LINE_STATE 0x22
-#define CDC_SEND_BREAK             0x23
-
-#define MAX_CDC_REPORT_SIZE MAX_PACKET_SIZE_EPBULK
-
-USB_CDC::USB_CDC(USBDevice* device) : _device(device), _rx_buf(128)
-{
-    CDC_DBG("device=%p", device);
-
-    terminal_connected = false;
-    //USBDevice::connect();
-}
-
-void USB_CDC::putc(int c)
-{
-    if (terminal_connected) {
-        uint8_t buf[1];
-        buf[0] = c;
-        _device->write(CDC_EPBULK_IN, buf, sizeof(buf), MAX_CDC_REPORT_SIZE);
-    }
-}
-
-int USB_CDC::getc()
-{
-    uint8_t c = 0;
-    while (_rx_buf.isEmpty());
-    _rx_buf.dequeue(&c);
-    return c;
-}
-
-int USB_CDC::readable()
-{
-    return _rx_buf.available() > 0 ? 1 : 0;
-}
-
-int USB_CDC::writeable()
-{
-    return 1;
-}
-
-void USB_CDC::baud_callback(int baudrate)
-{
-    CDC_DBG("baudrate=%d", baudrate);
-}
-
-void USB_CDC::send_break_callback(uint16_t duration)
-{
-    CDC_DBG("duration=%04x", duration);
-}
-
-void USB_CDC::control_line_callback(int rts, int dtr)
-{
-    CDC_DBG("rts=%d, dtr=%d", rts, dtr);
-}
-
-bool USB_CDC::send(uint8_t * buffer, uint32_t size) {
-    return _device->write(CDC_EPBULK_IN, buffer, size, MAX_CDC_REPORT_SIZE);
-}
-
-bool USB_CDC::readEP(uint8_t * buffer, uint32_t * size) {
-    if (!_device->readEP(CDC_EPBULK_OUT, buffer, size, MAX_CDC_REPORT_SIZE))
-        return false;
-    if (!_device->readStart(CDC_EPBULK_OUT, MAX_CDC_REPORT_SIZE))
-        return false;
-    return true;
-}
-
-bool USB_CDC::readEP_NB(uint8_t * buffer, uint32_t * size) {
-    if (!_device->readEP_NB(CDC_EPBULK_OUT, buffer, size, MAX_CDC_REPORT_SIZE))
-        return false;
-    if (!_device->readStart(CDC_EPBULK_OUT, MAX_CDC_REPORT_SIZE))
-        return false;
-    return true;
-}
-
-bool USB_CDC::Request_callback(CONTROL_TRANSFER* transfer)
-{
-    static uint8_t cdc_line_coding[7]= {0x80, 0x25, 0x00, 0x00, 0x00, 0x00, 0x08};
-
-    if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
-        switch (transfer->setup.bRequest) {
-            case CDC_SET_LINE_CODING: // 0x20
-                transfer->remaining = 7;
-                transfer->notify = true;
-                terminal_connected = true;
-                return true;
-
-            case CDC_GET_LINE_CODING: // x021
-                transfer->remaining = 7;
-                transfer->ptr = cdc_line_coding;
-                transfer->direction = DEVICE_TO_HOST;
-                return true;
-
-            case CDC_SET_CONTROL_LINE_STATE: // 0x22
-                control_line_callback((transfer->setup.wValue>>1) & 1, (transfer->setup.wValue) & 1);
-                terminal_connected = false;
-                return true;
-            
-            case CDC_SEND_BREAK: // 0x23
-                send_break_callback(transfer->setup.wValue);
-                return true;
-        }
-    }
-    return false;
-}
-
-static uint32_t LD32(uint8_t* buf)
-{
-    return buf[0]|(buf[1]<<8)|(buf[2]<<16)|(buf[3]<<24);
-}
-
-bool USB_CDC::RequestCompleted_callback(CONTROL_TRANSFER* transfer, uint8_t* buf, int length)
-{
-    CDC_DBG("transer=%p", transfer);
-    int baudrate;
-    if (transfer->setup.bmRequestType.Type == CLASS_TYPE) {
-        switch (transfer->setup.bRequest) {
-            case CDC_SET_LINE_CODING: // 0x20
-                baudrate = LD32(buf);
-                baud_callback(baudrate);
-                return true;
-        }
-    }
-    CDC_DBG_HEX((uint8_t*)transfer, sizeof(CONTROL_TRANSFER));
-    return false;           
-}
-
-bool USB_CDC::EPBULK_OUT_callback() // virtual COM to target
-{
-    uint8_t buf[MAX_CDC_REPORT_SIZE];
-    uint32_t size = 0;
-    //we read the packet received and put it on the circular buffer
-    _device->readEP(CDC_EPBULK_OUT, buf, &size, MAX_CDC_REPORT_SIZE);
-    CDC_DBG("size=%d", size);
-    for(int i = 0; i < size; i++) {
-        _rx_buf.queue(buf[i]);
-    }
-
-    // We reactivate the endpoint to receive next characters
-    _device->readStart(CDC_EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
-    return true;
-}