Diff: Android/AndroidAccessory/AndroidAccessory.cpp

Revision:

12:235e318a414f

Parent:

11:775ebb69d5e1

Child:

13:a7c30ee09bae

--- a/Android/AndroidAccessory/AndroidAccessory.cpp	Fri Apr 05 10:58:42 2013 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,323 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "USBHost.h"
-#include "AndroidAccessory.h"
-#include "mbed.h"
-
-AndroidAccessory* _adk;
-
-void AdkreadCallback(int device, int endpoint, int status, u8* buf, int len, void* userData);
-void AdkwriteCallback(int device, int endpoint, int status, u8* buf, int len, void* userData);
-
-
-
-AndroidAccessory::AndroidAccessory(int rbuffsize,int wbuffsize,
-                                   const char* manufacturer,
-                                   const char *model,
-                                   const char *description,
-                                   const char *version,
-                                   const char *uri,
-                                   const char *serial
-                                  ) {
-
-    _adk=this;
-
-    this->manufacturer=manufacturer;
-    this->model=model;
-    this->description=description;
-    this->version=version;
-    this->uri=uri;
-    this->serial=serial;
-
-    u32 len;
-    u8* p=USBGetBuffer(&len);
-    if (len<(rbuffsize+wbuffsize+255)) {
-        error("buff size too big.please resize max=%d. currentSize=%d\r\n",len,(rbuffsize+wbuffsize+255));
-    }
-
-    _readbuff=p;
-    _readbuffsize=rbuffsize;
-    p+=rbuffsize;
-    _writebuff=p;
-    _writebuffsize=wbuffsize;
-    p+=wbuffsize;
-    _strbuff=p;
-    p+=255;
-
-}
-
-
-
-int AndroidAccessory::write(u8 *buff, int len) {
-    log("AndroidAccessory::write ");
-   // __disable_irq();
-    int ret=USBBulkTransfer(_device,output_ep,buff,len,AdkwriteCallback,this);
-   // __enable_irq();
-    log("--ret=%d \r\n",ret);
-    return ret;
-}
-int AndroidAccessory::writeNC(u8 *buff, int len) {
-    log("AndroidAccessory::write ");
-   // __disable_irq();
-    int ret=USBBulkTransfer(_device,output_ep,buff,len);
-   // __enable_irq();
-    log("--ret=%d \r\n",ret);
-    return ret;
-}
-
-
-
-int AndroidAccessory::read(u8 *buff, int len) {
-   // if(_initok==false)return 0;
-    
-    log("AndroidAccessory::read ");
-   // __disable_irq();
-    int ret=USBBulkTransfer(_device,input_ep|0x80,buff,len);
-   // __enable_irq();
-    log("--ret=%d \r\n",ret);
-    return ret;
-}
-
-
-void AndroidAccessory::init(int device, int configuration, int interfaceNumber) {
-
-    log("AndroidAccessory::init \r\n");
-
-//    _initok=false;
-    _device = device;
-    _configuration = configuration;
-    _interfaceNumber = interfaceNumber;
-    printf("device = %d configuration = %d interfaceNumber = %d\r\n", device, configuration, interfaceNumber);
-    int err;
-
-    u8* buffer=_strbuff;
-    err = GetDescriptor(_device,DESCRIPTOR_TYPE_CONFIGURATION,0,buffer,4);
-
-    if (err < 0) {
-        log("Failed to get descriptor\r\n");
-        return;
-    }
-
-
-    int len = buffer[2] | (buffer[3] << 8);
-    if (len > 255) {
-        log("config descriptor too large\n");
-        /* might want to truncate here */
-        return;
-    }
-    err = GetDescriptor(_device,DESCRIPTOR_TYPE_CONFIGURATION,0,buffer,len);
-    u8* p = buffer;
-    input_ep=0;
-    output_ep=0;
-    EndpointDescriptor *epDesc;
-    while (p<(buffer+len)) {
-        u8 descLen  = p[0];
-        u8 descType = p[1];
-        log("descLen=%d,descType=%d\r\n",descLen,descType);
-        switch (descType) {
-            case DESCRIPTOR_TYPE_CONFIGURATION:
-                log("config desc\r\n");
-                break;
-            case DESCRIPTOR_TYPE_INTERFACE:
-                log("interface desc\r\n");
-                break;
-            case DESCRIPTOR_TYPE_ENDPOINT:
-                epDesc=(EndpointDescriptor*)p;
-                if (!input_ep && (epDesc->bEndpointAddress& 0x80)) {
-                    input_ep=epDesc->bEndpointAddress& 0x7f;
-                    //PacketSize drop
-                    log("input Endpoint address=%d,wMaxPacketSize=%d,bmAttributes=%d\r\n",input_ep,epDesc->wMaxPacketSize,epDesc->bmAttributes);
-
-                } else if (!output_ep) {
-                    output_ep=epDesc->bEndpointAddress& 0x7f;
-                    //PacketSize drop
-                    log("output Endpoint address=%d,wMaxPacketSize=%d,bmAttributes=%d\r\n",input_ep,epDesc->wMaxPacketSize,epDesc->bmAttributes);
-                } else {
-                    //other
-                    log("non input,output Endpoint address=%d,wMaxPacketSize=%d,bmAttributes=%d\r\n",input_ep,epDesc->wMaxPacketSize,epDesc->bmAttributes);
-                }
-                break;
-            default:
-                log("unkown desc type(%d) \r\n",descType);
-        }
-        p+=descLen;
-    }
-
-    if (!(input_ep && output_ep)) {
-        log("can't find accessory endpoints\r\n");
-        return;
-    }
-
-    log("SetConfiguration\r\n");
-    err = SetConfiguration(device,configuration);
-    if (err < 0) {
-        log("SetConfiguration error\r\n");
-        return;
-    }
-
-
-    log("interrupt setup\r\n");
-    //interrupt setup
-    if (_readbuff==NULL || _readbuffsize<=0) {
-        error("_readbuffer error please setup buffer call setReadBuffer function\r\n");
-    }
-
-    if (IO_PENDING!=USBBulkTransfer(_device,input_ep|0x80,_readbuff,_readbuffsize,AdkreadCallback,this))
-        return;
-
-
-    log("setupDevice\r\n");
-    this->setupDevice();
-//    _initok=true;
-}
-
-
-
-bool AndroidAccessory::switchDevice(int device) {
-
-    if (1==getProtocol(device)) {
-        log("device supports protocol 1\r\n");
-
-    } else {
-        log("could not read device protocol version\r\n");
-        return false;
-    }
-
-
-    sendString(device,ACCESSORY_STRING_MANUFACTURER,manufacturer);
-    sendString(device,ACCESSORY_STRING_MODEL,model);
-    sendString(device,ACCESSORY_STRING_DESCRIPTION,description);
-    sendString(device,ACCESSORY_STRING_VERSION,version);
-    sendString(device,ACCESSORY_STRING_URI,uri);
-    sendString(device,ACCESSORY_STRING_SERIAL,serial);
-    USBControlTransfer(device,
-                       HOST_TO_DEVICE |REQUEST_TYPE_VENDOR|RECIPIENT_DEVICE,
-                       ACCESSORY_START,
-                       0,//value
-                       0, //index
-                       0,
-                       0,
-                       0,
-                       0 );
-
-    wait_ms(4);
-    //reset usb host
-    USBInit();
-
-    return true;
-
-}
-
-
-int AndroidAccessory::getProtocol(int device) {
-    s16 data=-1;
-    USBControlTransfer(device,
-                       DEVICE_TO_HOST|REQUEST_TYPE_VENDOR|RECIPIENT_DEVICE,
-                       ACCESSORY_GET_PROTOCOL,
-                       0,//value
-                       0, //index
-                       (u8*)&data,
-                       2,
-                       0,
-                       0 );
-    return data;
-
-}
-
-void AndroidAccessory::sendString(const char *str) {
-    sendString(_device,1,str);
-
-}
-
-void AndroidAccessory::sendString(int device, int index, const char *str) {
-
-    LOG("send_string start(%d,%d,%s)  %d \r\n",device,index,str,strlen(str)+1);
-    strcpy((char*)_strbuff,str);
-    //thankyou curryman san
-    USBControlTransfer(device,
-                       HOST_TO_DEVICE|REQUEST_TYPE_VENDOR|RECIPIENT_DEVICE,
-                       ACCESSORY_SEND_STRING,
-                       0,//value
-                       index,
-                       _strbuff,
-                       strlen(str)+1
-                      );
-
-    LOG("send_string end(%d,%d,%s)\r\n",device,index,str);
-
-}
-
-
-/** from USBHost load function. initialize Android device**/
-void OnLoadDevice(int device, DeviceDescriptor* deviceDesc, InterfaceDescriptor* interfaceDesc) {
-    printf("LoadDevice %d %02X:%02X:%02X\r\n",device,interfaceDesc->bInterfaceClass,interfaceDesc->bInterfaceSubClass,interfaceDesc->bInterfaceProtocol);
-    char s[128];
-
-    for (int i = 1; i < 3; i++) {
-        if (GetString(device,i,s,sizeof(s)) < 0)
-            break;
-        printf("%d: %s\r\n",i,s);
-    }
-
-    //for android ADK
-    if ( ( deviceDesc->idVendor != 0x18D1 ||
-            ( deviceDesc->idProduct != 0x2D00 && deviceDesc->idProduct != 0x2D01))
-            &&_adk->switchDevice(device)) {
-
-        printf("  try to change accmode.interfaceDesc->bInterfaceClass=%d\r\n",interfaceDesc->bInterfaceClass);
-        //1th root
-        //accmode_support=true;
-        printf("accessory mode ok.\r\n");
-        return;
-    }
-
-    if (deviceDesc->idVendor == 0x18D1 &&
-            (deviceDesc->idProduct == 0x2D00 || deviceDesc->idProduct == 0x2D01)) {
-        //2th root
-        printf("connecting Android.\r\n");
-        printf("idVender=%x  idProduct=%x  interfaceDesc->bInterfaceClass=%d\r\n",deviceDesc->idVendor,deviceDesc->idProduct,interfaceDesc->bInterfaceClass);
-        _adk->init(device,1,0);
-        //_AdkUSB.loop();
-        return;
-    }
-}
-
-void AdkreadCallback(int device, int endpoint, int status, u8* buf, int len, void* userData) {
-    log("AdkreadCallback(int device=%d, int endpoint=%x, int status=%d, u8* buf=%p, int len=%d, void* userData=%p)\r\n",
-        device,endpoint,status,buf,len,userData);
-//    __disable_irq();
-    AndroidAccessory* t = (AndroidAccessory*)userData;
-    if (status!=0 && status!=8) {
-        log("adk end.\r\n");
-        t->adkEnd();
-//        __enable_irq();
-        USBInit();
-        return;
-    }
-
-
-    //virtual method run
-    t->callbackRead(buf,len);
-
-    USBBulkTransfer(device, endpoint , buf, len, AdkreadCallback, userData);
-
-//    wait_ms(4);
-//    __enable_irq();
-}
-
-
-
-
-void AdkwriteCallback(int device, int endpoint, int status, u8* buf, int len, void* userData) {
-
-    log("AdkwriteCallback(int device=%d, int endpoint=%x, int status=%d, u8* buf=%p, int len=%d, void* userData=%p)\r\n",
-        device,endpoint,status,buf,len,userData);
-    
-    AndroidAccessory* t = (AndroidAccessory*)userData;
-    t->callbackWrite();
-    //wait_ms(4);
-    //USBBulkTransfer(device, endpoint , buf, len, AdkwriteCallback, userData);
-}
-