gecko-dev/dom/bluetooth/ObexBase.h

259 lines
6.0 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_bluetooth_obexbase_h__
#define mozilla_dom_bluetooth_obexbase_h__
#include "BluetoothCommon.h"
#include "nsAutoPtr.h"
#include "nsTArray.h"
BEGIN_BLUETOOTH_NAMESPACE
const char FINAL_BIT = 0x80;
/*
* Defined in section 2.1 "OBEX Headers", IrOBEX ver 1.2
*/
enum ObexHeaderId {
Count = 0xC0,
Name = 0x01,
Type = 0x42,
Length = 0xC3,
TimeISO8601 = 0x44,
Time4Byte = 0xC4,
Description = 0x05,
Target = 0x46,
HTTP = 0x47,
Body = 0x48,
EndOfBody = 0x49,
Who = 0x4A,
ConnectionId = 0xCB,
AppParameters = 0x4C,
AuthChallenge = 0x4D,
AuthResponse = 0x4E,
ObjectClass = 0x4F
};
/*
* Defined in section 3.3 "OBEX Operations and Opcode definitions",
* IrOBEX ver 1.2
*/
enum ObexRequestCode {
Connect = 0x80,
Disconnect = 0x81,
Put = 0x02,
PutFinal = 0x82,
Get = 0x03,
GetFinal = 0x83,
SetPath = 0x85,
Abort = 0xFF
};
/*
* Defined in section 3.2.1 "Response Code values", IrOBEX ver 1.2
*/
enum ObexResponseCode {
Continue = 0x90,
Success = 0xA0,
Created = 0xA1,
Accepted = 0xA2,
NonAuthoritativeInfo = 0xA3,
NoContent = 0xA4,
ResetContent = 0xA5,
PartialContent = 0xA6,
MultipleChoices = 0xB0,
MovedPermanently = 0xB1,
MovedTemporarily = 0xB2,
SeeOther = 0xB3,
NotModified = 0xB4,
UseProxy = 0xB5,
BadRequest = 0xC0,
Unauthorized = 0xC1,
PaymentRequired = 0xC2,
Forbidden = 0xC3,
NotFound = 0xC4,
MethodNotAllowed = 0xC5,
NotAcceptable = 0xC6,
ProxyAuthenticationRequired = 0xC7,
RequestTimeOut = 0xC8,
Conflict = 0xC9,
Gone = 0xCA,
LengthRequired = 0xCB,
PreconditionFailed = 0xCC,
RequestedEntityTooLarge = 0xCD,
RequestUrlTooLarge = 0xCE,
UnsupprotedMediaType = 0xCF,
InternalServerError = 0xD0,
NotImplemented = 0xD1,
BadGateway = 0xD2,
ServiceUnavailable = 0xD3,
GatewayTimeout = 0xD4,
HttpVersionNotSupported = 0xD5,
DatabaseFull = 0xE0,
DatabaseLocked = 0xE1,
};
class ObexHeader {
public:
ObexHeader(ObexHeaderId aId, int aDataLength, const uint8_t* aData)
: mId(aId)
, mDataLength(aDataLength)
, mData(nullptr)
{
mData = new uint8_t[mDataLength];
memcpy(mData, aData, aDataLength);
}
~ObexHeader()
{
}
ObexHeaderId mId;
int mDataLength;
nsAutoArrayPtr<uint8_t> mData;
};
class ObexHeaderSet {
public:
uint8_t mOpcode;
nsTArray<nsAutoPtr<ObexHeader> > mHeaders;
ObexHeaderSet(uint8_t aOpcode) : mOpcode(aOpcode)
{
}
~ObexHeaderSet()
{
}
void AddHeader(ObexHeader* aHeader)
{
mHeaders.AppendElement(aHeader);
}
void GetName(nsString& aRetName) const
{
aRetName.Truncate();
int length = mHeaders.Length();
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == ObexHeaderId::Name) {
/*
* According to section 2.2.2 [Name] of IrOBEX spec, we know that
* the Name header is "a null terminated Unicode text string describing
* the name of the object.", and that's the reason why we need to minus
* 1 to get the real length of the file name.
*/
int nameLength = mHeaders[i]->mDataLength / 2 - 1;
uint8_t* ptr = mHeaders[i]->mData.get();
for (int j = 0; j < nameLength; ++j) {
PRUnichar c = ((((uint32_t)ptr[j * 2]) << 8) | ptr[j * 2 + 1]);
aRetName += c;
}
break;
}
}
}
void GetContentType(nsString& aRetContentType) const
{
aRetContentType.Truncate();
int length = mHeaders.Length();
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == ObexHeaderId::Type) {
uint8_t* ptr = mHeaders[i]->mData.get();
aRetContentType.AssignASCII((const char*)ptr);
break;
}
}
}
// @return file length, 0 means file length is unknown.
void GetLength(uint32_t* aRetLength) const
{
int length = mHeaders.Length();
*aRetLength = 0;
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == ObexHeaderId::Length) {
uint8_t* ptr = mHeaders[i]->mData.get();
*aRetLength = ((uint32_t)ptr[0] << 24) |
((uint32_t)ptr[1] << 16) |
((uint32_t)ptr[2] << 8) |
((uint32_t)ptr[3]);
return;
}
}
}
void GetBodyLength(int* aRetBodyLength) const
{
int length = mHeaders.Length();
*aRetBodyLength = 0;
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == ObexHeaderId::Body ||
mHeaders[i]->mId == ObexHeaderId::EndOfBody) {
*aRetBodyLength = mHeaders[i]->mDataLength;
return;
}
}
}
void GetBody(uint8_t** aRetBody) const
{
int length = mHeaders.Length();
*aRetBody = nullptr;
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == ObexHeaderId::Body ||
mHeaders[i]->mId == ObexHeaderId::EndOfBody) {
uint8_t* ptr = mHeaders[i]->mData.get();
*aRetBody = new uint8_t[mHeaders[i]->mDataLength];
memcpy(*aRetBody, ptr, mHeaders[i]->mDataLength);
return;
}
}
}
bool Has(ObexHeaderId aId) const
{
int length = mHeaders.Length();
for (int i = 0; i < length; ++i) {
if (mHeaders[i]->mId == aId) {
return true;
}
}
return false;
}
};
int AppendHeaderName(uint8_t* aRetBuf, const char* aName, int aLength);
int AppendHeaderBody(uint8_t* aRetBuf, uint8_t* aData, int aLength);
int AppendHeaderEndOfBody(uint8_t* aRetBuf);
int AppendHeaderLength(uint8_t* aRetBuf, int aObjectLength);
int AppendHeaderConnectionId(uint8_t* aRetBuf, int aConnectionId);
void SetObexPacketInfo(uint8_t* aRetBuf, uint8_t aOpcode, int aPacketLength);
void ParseHeaders(const uint8_t* aHeaderStart,
int aTotalLength,
ObexHeaderSet* aRetHanderSet);
END_BLUETOOTH_NAMESPACE
#endif