michael@0: /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_bluetooth_obexbase_h__
michael@0: #define mozilla_dom_bluetooth_obexbase_h__
michael@0: 
michael@0: #include "BluetoothCommon.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "nsTArray.h"
michael@0: 
michael@0: BEGIN_BLUETOOTH_NAMESPACE
michael@0: 
michael@0: const char FINAL_BIT = 0x80;
michael@0: 
michael@0: /*
michael@0:  * Defined in section 2.1 "OBEX Headers", IrOBEX ver 1.2
michael@0:  */
michael@0: enum ObexHeaderId {
michael@0:   Count = 0xC0,
michael@0:   Name = 0x01,
michael@0:   Type = 0x42,
michael@0:   Length = 0xC3,
michael@0:   TimeISO8601 = 0x44,
michael@0:   Time4Byte = 0xC4,
michael@0:   Description = 0x05,
michael@0:   Target = 0x46,
michael@0:   HTTP = 0x47,
michael@0:   Body = 0x48,
michael@0:   EndOfBody = 0x49,
michael@0:   Who = 0x4A,
michael@0:   ConnectionId = 0xCB,
michael@0:   AppParameters = 0x4C,
michael@0:   AuthChallenge = 0x4D,
michael@0:   AuthResponse = 0x4E,
michael@0:   ObjectClass = 0x4F
michael@0: };
michael@0: 
michael@0: /*
michael@0:  * Defined in section 3.3 "OBEX Operations and Opcode definitions",
michael@0:  * IrOBEX ver 1.2
michael@0:  */
michael@0: enum ObexRequestCode {
michael@0:   Connect = 0x80,
michael@0:   Disconnect = 0x81,
michael@0:   Put = 0x02,
michael@0:   PutFinal = 0x82,
michael@0:   Get = 0x03,
michael@0:   GetFinal = 0x83,
michael@0:   SetPath = 0x85,
michael@0:   Abort = 0xFF
michael@0: };
michael@0: 
michael@0: /*
michael@0:  * Defined in section 3.2.1 "Response Code values", IrOBEX ver 1.2
michael@0:  */
michael@0: enum ObexResponseCode {
michael@0:   Continue = 0x90,
michael@0: 
michael@0:   Success = 0xA0,
michael@0:   Created = 0xA1,
michael@0:   Accepted = 0xA2,
michael@0:   NonAuthoritativeInfo = 0xA3,
michael@0:   NoContent = 0xA4,
michael@0:   ResetContent = 0xA5,
michael@0:   PartialContent = 0xA6,
michael@0: 
michael@0:   MultipleChoices = 0xB0,
michael@0:   MovedPermanently = 0xB1,
michael@0:   MovedTemporarily = 0xB2,
michael@0:   SeeOther = 0xB3,
michael@0:   NotModified = 0xB4,
michael@0:   UseProxy = 0xB5,
michael@0: 
michael@0:   BadRequest = 0xC0,
michael@0:   Unauthorized = 0xC1,
michael@0:   PaymentRequired = 0xC2,
michael@0:   Forbidden = 0xC3,
michael@0:   NotFound = 0xC4,
michael@0:   MethodNotAllowed = 0xC5,
michael@0:   NotAcceptable = 0xC6,
michael@0:   ProxyAuthenticationRequired = 0xC7,
michael@0:   RequestTimeOut = 0xC8,
michael@0:   Conflict = 0xC9,
michael@0:   Gone = 0xCA,
michael@0:   LengthRequired = 0xCB,
michael@0:   PreconditionFailed = 0xCC,
michael@0:   RequestedEntityTooLarge = 0xCD,
michael@0:   RequestUrlTooLarge = 0xCE,
michael@0:   UnsupprotedMediaType = 0xCF,
michael@0: 
michael@0:   InternalServerError = 0xD0,
michael@0:   NotImplemented = 0xD1,
michael@0:   BadGateway = 0xD2,
michael@0:   ServiceUnavailable = 0xD3,
michael@0:   GatewayTimeout = 0xD4,
michael@0:   HttpVersionNotSupported = 0xD5,
michael@0: 
michael@0:   DatabaseFull = 0xE0,
michael@0:   DatabaseLocked = 0xE1,
michael@0: };
michael@0: 
michael@0: class ObexHeader
michael@0: {
michael@0: public:
michael@0:   ObexHeader(ObexHeaderId aId, int aDataLength, const uint8_t* aData)
michael@0:     : mId(aId)
michael@0:     , mDataLength(aDataLength)
michael@0:     , mData(nullptr)
michael@0:   {
michael@0:     mData = new uint8_t[mDataLength];
michael@0:     memcpy(mData, aData, aDataLength);
michael@0:   }
michael@0: 
michael@0:   ~ObexHeader()
michael@0:   {
michael@0:   }
michael@0: 
michael@0:   ObexHeaderId mId;
michael@0:   int mDataLength;
michael@0:   nsAutoArrayPtr<uint8_t> mData;
michael@0: };
michael@0: 
michael@0: class ObexHeaderSet
michael@0: {
michael@0: public:
michael@0:   ObexHeaderSet(uint8_t aOpcode) : mOpcode(aOpcode)
michael@0:   {
michael@0:   }
michael@0: 
michael@0:   ~ObexHeaderSet()
michael@0:   {
michael@0:   }
michael@0: 
michael@0:   void AddHeader(ObexHeader* aHeader)
michael@0:   {
michael@0:     mHeaders.AppendElement(aHeader);
michael@0:   }
michael@0: 
michael@0:   void GetName(nsString& aRetName) const
michael@0:   {
michael@0:     aRetName.Truncate();
michael@0: 
michael@0:     int length = mHeaders.Length();
michael@0: 
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == ObexHeaderId::Name) {
michael@0:         /*
michael@0:          * According to section 2.2.2 [Name] of IrOBEX spec, we know that
michael@0:          * the Name header is "a null terminated Unicode text string describing
michael@0:          * the name of the object.", and that's the reason why we need to minus
michael@0:          * 1 to get the real length of the file name.
michael@0:          */
michael@0:         int nameLength = mHeaders[i]->mDataLength / 2 - 1;
michael@0:         uint8_t* ptr = mHeaders[i]->mData.get();
michael@0: 
michael@0:         for (int j = 0; j < nameLength; ++j) {
michael@0:           char16_t c = ((((uint32_t)ptr[j * 2]) << 8) | ptr[j * 2 + 1]);
michael@0:           aRetName += c;
michael@0:         }
michael@0: 
michael@0:         break;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   void GetContentType(nsString& aRetContentType) const
michael@0:   {
michael@0:     aRetContentType.Truncate();
michael@0: 
michael@0:     int length = mHeaders.Length();
michael@0: 
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == ObexHeaderId::Type) {
michael@0:         uint8_t* ptr = mHeaders[i]->mData.get();
michael@0:         aRetContentType.AssignASCII((const char*)ptr);
michael@0:         break;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   // @return file length, 0 means file length is unknown.
michael@0:   void GetLength(uint32_t* aRetLength) const
michael@0:   {
michael@0:     int length = mHeaders.Length();
michael@0:     *aRetLength = 0;
michael@0: 
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == ObexHeaderId::Length) {
michael@0:         uint8_t* ptr = mHeaders[i]->mData.get();
michael@0:         *aRetLength = ((uint32_t)ptr[0] << 24) |
michael@0:                       ((uint32_t)ptr[1] << 16) |
michael@0:                       ((uint32_t)ptr[2] << 8) |
michael@0:                       ((uint32_t)ptr[3]);
michael@0:         return;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   void GetBodyLength(int* aRetBodyLength) const
michael@0:   {
michael@0:     int length = mHeaders.Length();
michael@0:     *aRetBodyLength = 0;
michael@0: 
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == ObexHeaderId::Body ||
michael@0:           mHeaders[i]->mId == ObexHeaderId::EndOfBody) {
michael@0:         *aRetBodyLength = mHeaders[i]->mDataLength;
michael@0:         return;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   void GetBody(uint8_t** aRetBody) const
michael@0:   {
michael@0:     int length = mHeaders.Length();
michael@0:     *aRetBody = nullptr;
michael@0: 
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == ObexHeaderId::Body ||
michael@0:           mHeaders[i]->mId == ObexHeaderId::EndOfBody) {
michael@0:         uint8_t* ptr = mHeaders[i]->mData.get();
michael@0:         *aRetBody = new uint8_t[mHeaders[i]->mDataLength];
michael@0:         memcpy(*aRetBody, ptr, mHeaders[i]->mDataLength);
michael@0:         return;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   bool Has(ObexHeaderId aId) const
michael@0:   {
michael@0:     int length = mHeaders.Length();
michael@0:     for (int i = 0; i < length; ++i) {
michael@0:       if (mHeaders[i]->mId == aId) {
michael@0:         return true;
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   void ClearHeaders()
michael@0:   {
michael@0:     mHeaders.Clear();
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   uint8_t mOpcode;
michael@0:   nsTArray<nsAutoPtr<ObexHeader> > mHeaders;
michael@0: };
michael@0: 
michael@0: int AppendHeaderName(uint8_t* aRetBuf, int aBufferSize, const char* aName,
michael@0:                      int aLength);
michael@0: int AppendHeaderBody(uint8_t* aRetBuf, int aBufferSize, const uint8_t* aData,
michael@0:                      int aLength);
michael@0: int AppendHeaderEndOfBody(uint8_t* aRetBuf);
michael@0: int AppendHeaderLength(uint8_t* aRetBuf, int aObjectLength);
michael@0: int AppendHeaderConnectionId(uint8_t* aRetBuf, int aConnectionId);
michael@0: void SetObexPacketInfo(uint8_t* aRetBuf, uint8_t aOpcode, int aPacketLength);
michael@0: 
michael@0: /**
michael@0:  * @return true when the message was parsed without any error, false otherwise.
michael@0:  */
michael@0: bool ParseHeaders(const uint8_t* aHeaderStart,
michael@0:                   int aTotalLength,
michael@0:                   ObexHeaderSet* aRetHanderSet);
michael@0: 
michael@0: END_BLUETOOTH_NAMESPACE
michael@0: 
michael@0: #endif