int WINAPI WinMain (
__in HINSTANCE hInstance,
__in_opt HINSTANCE hPrevInstance,
__in LPSTR lpCmdLine,
__in int nShowCmd
)
{
appPath = lpCmdLine;
#if 0
DynamicMessageHelper file;
if (file.Read("data\\TestAnimHandlers\\BinHandlers\\SpinXYZ,ffd",true))
{
ARMCore armTest;
DataChunk memory;
memory.Allocate(file.GetBufferSize());
memcpy(memory.mData,file.GetBuffer(),file.GetBufferSize());
armTest.WriteMemory(0x10000,file.GetBuffer(),file.GetBufferSize());
// Get the frame code offset from the loaded handler
unsigned int offset;
file >> offset;
armTest.SetPC(0x80000000 | 0x10000 + offset);
armTest.SetRegister(0,6);
armTest.Execute();
}
Status
chunkDecode(DataChunk &result, const std::string &in)
{
// The string must be a multiple of the chunk size:
if (in.size() % Chars)
return ABC_ERROR(ABC_CC_ParseError, "Bad encoding");
DataChunk out;
out.reserve(Bytes * (in.size() / Chars));
constexpr unsigned shift = 8 * Bytes / Chars; // Bits per character
uint16_t buffer = 0; // Bits waiting to be written out, MSB first
int bits = 0; // Number of bits currently in the buffer
auto i = in.begin();
while (i != in.end())
{
// Read one character from the string:
int value = Decode(*i);
if (value < 0)
break;
++i;
// Append the bits to the buffer:
buffer |= value << (16 - bits - shift);
bits += shift;
// Write out some bits if the buffer has a byte's worth:
if (8 <= bits)
{
out.push_back(buffer >> 8);
buffer <<= 8;
bits -= 8;
}
}
void DataContainer::Allocate() {
// Check that memory has not been allocated
if (m_pAllocatedMemory != NULL) {
_EXCEPTIONT("Attempting Allocate() on attached DataContainer");
}
// Allocate memory as one contiguous chunk
size_t sTotalByteSize = GetTotalByteSize();
m_pAllocatedMemory =
reinterpret_cast<unsigned char*>(malloc(sTotalByteSize));
if (m_pAllocatedMemory == NULL) {
_EXCEPTIONT("Out of memory");
}
// Initialize allocated memory to zero
memset(m_pAllocatedMemory, 0, sTotalByteSize);
// Assign memory to DataChunks
unsigned char * pAccumulated = m_pAllocatedMemory;
for (size_t i = 0; i < m_vecDataChunks.size(); i++) {
DataChunk * pDataChunk =
reinterpret_cast<DataChunk*>(m_vecDataChunks[i]);
pDataChunk->AttachToData(
reinterpret_cast<void *>(pAccumulated));
#pragma message "Alignment may be an issue here on 32-bit systems"
pAccumulated += pDataChunk->GetByteSize();
}
}
void wait_futures() {
for (int i = 0; i < nbThreads; i++) {
futures[i].wait();
ASSERT_TRUE(sharedData.isReferencing(threadsBuffer));
ASSERT_TRUE(futures[i].get() == sharedData.toInt());
}
}
void StreamDataTest::test_isValid()
{
{
// Use Case:
// Stream Data invalid, no associated data
// expect invalid
StreamData sd("",(void*)0,10);
CPPUNIT_ASSERT( ! sd.isValid() );
}
{
// Use Case:
// Stream Data valid, no associated data
// expect valid
StreamData sd("",(void*)1000,10);
CPPUNIT_ASSERT( sd.isValid() );
}
{
// Use Case:
// Stream Data is valid, but associate Data is not
// expect invalid
DataChunk d;
{
StreamData sd("",(void*)1000,10);
CPPUNIT_ASSERT( ! d.isValid() );
CPPUNIT_ASSERT( sd.isValid() );
boost::shared_ptr<DataChunk> ld( new DataChunk("test", &d) );
sd.addAssociatedData( ld );
CPPUNIT_ASSERT( ! sd.isValid() );
}
}
}
static void* WorkerThreadLoop(void * workerThread) {
WorkerThread* thread = static_cast<WorkerThread*>(workerThread);
int sum = 0;
unsigned t0 = clock();
while(true) {
// Get next task
DataChunk data = thread->mDataSource->GetDataChunk();
if(data.GetSize() == 0) break;
// Execute task
for(int i = 0; i < data.GetSize(); i++) {
usleep(1000);
sum += data[i];
}
}
thread->mResultData->AddResult(sum);
printf("%s: Thread is done:%d sum:%d time:%lu\n", __func__, thread->mTID, sum, clock() - t0);
return NULL;
}
/*! \param Offset Offset from the start of the KLV value from which to start reading
* \param Size Number of bytes to read, if -1 all available bytes will be read (which could be billions!)
* \return The number of bytes read
*
* DRAGONS: This base function may be called from derived class objects to get base behaviour.
* It is therefore vital that the function does not call any "virtual" KLVObject
* functions, directly or indirectly.
*/
size_t KLVObject::Base_ReadDataFrom(DataChunk &Buffer, Position Offset, size_t Size /*=-1*/)
{
// Delagate to ReadHandler if defined
if(ReadHandler) return ReadHandler->ReadData(Buffer, this, Offset, Size);
if(Source.Offset < 0)
{
error("Call to KLVObject::Base_ReadDataFrom() with no read handler defined and DataBase undefined\n");
return 0;
}
if(!Source.File)
{
error("Call to KLVObject::Base_ReadDataFrom() with no read handler defined and source file not set\n");
return 0;
}
// Initially plan to read all the bytes available
Length BytesToRead = Source.OuterLength - Offset;
// Limit to specified size if > 0 and if < available
if( (Size > 0) && (Size < BytesToRead)) BytesToRead = Size;
// Don't do anything if nothing to read
if(BytesToRead <= 0)
{
Buffer.Resize(0);
return 0;
}
// Sanity check the size of this read
if((sizeof(size_t) < 8) && (BytesToRead > 0xffffffff))
{
error("Tried to read > 4GBytes, but this platform can only handle <= 4GByte chunks\n");
return 0;
}
// Seek to the start of the requested data
Source.File->Seek(Source.Offset + Source.KLSize + Offset);
// Resize the chunk
// Discarding old data first (by setting Size to 0) prevents old data being
// copied needlessly if the buffer is reallocated to increase its size
Buffer.Size = 0;
Buffer.Resize(static_cast<size_t>(BytesToRead));
// Read into the buffer (only as big as the buffer is!)
size_t Bytes = Source.File->Read(Buffer.Data, Buffer.Size);
// Resize the buffer if something odd happened (such as an early end-of-file)
if(Bytes != static_cast<size_t>(BytesToRead)) Buffer.Resize(Bytes);
return Bytes;
}
Status
randomData(DataChunk &result, size_t size)
{
DataChunk out;
out.resize(size);
if (!RAND_bytes(out.data(), out.size()))
return ABC_ERROR(ABC_CC_Error, "Random data generation failed");
result = std::move(out);
return Status();
}
DataChunk
buildData(std::initializer_list<DataSlice> slices)
{
size_t size = 0;
for (auto slice: slices)
size += slice.size();
DataChunk out;
out.reserve(size);
for (auto slice: slices)
out.insert(out.end(), slice.begin(), slice.end());
return out;
}
/*-----------------------------------------------------------------------------
Append data to the SSL/TLS stream and handle packet framing.
-----------------------------------------------------------------------------*/
void SSLStream::Append(const DataChunk& chunk) {
if (process_data_) {
size_t len = chunk.GetLength();
const char * buff = chunk.GetData();
while (len && buff) {
size_t copy_bytes = 0;
// are we starting a new frame?
if (message_size_ < 0) {
// see if we can at least copy over the size of the initial frame
size_t needed = sizeof(SSL_HEADER) - message_len_;
copy_bytes = min(needed, len);
if (copy_bytes) {
memcpy(&message_[message_len_], buff, copy_bytes);
message_len_ += (int)copy_bytes;
len -= copy_bytes;
buff += copy_bytes;
}
// see if we have a header to parse and get the actual message size
if (message_len_ >= sizeof(SSL_HEADER)) {
SSL_HEADER * header = (SSL_HEADER *)message_;
message_size_ = htons(header->record_length) + sizeof(SSL_HEADER);
}
}
// see if we have bytes remaining in the current message
if (message_size_ > 0 &&
message_len_ < message_size_ &&
len > 0 &&
buff) {
copy_bytes = min(message_size_ - message_len_, (__int32)len);
memcpy(&message_[message_len_], buff, copy_bytes);
message_len_ += (int)copy_bytes;
len -= copy_bytes;
buff += copy_bytes;
}
// see if we have a full message
if (message_size_ == message_len_) {
ProcessMessage();
// reset state for the next message
message_size_ = -1;
message_len_ = 0;
}
}
}
}
TEST_F(testsDataChunk, DefaultConstructor) {
DataChunk empty;
EXPECT_TRUE(empty.isReferencing(NULL));
EXPECT_TRUE(empty.getData() == NULL);
EXPECT_TRUE(empty.getSize() == 0);
DataChunk emptyRef;
emptyRef.reference(empty);
EXPECT_TRUE(emptyRef.isReferencing(NULL));
EXPECT_TRUE(emptyRef.getData() == NULL);
EXPECT_TRUE(emptyRef.getSize() == 0);
EXPECT_TRUE(emptyRef == empty);
}
Status
watcherBridgeRawTx(Wallet &self, const char *szTxID,
DataChunk &result)
{
Watcher *watcher = nullptr;
ABC_CHECK(watcherFind(watcher, self));
bc::hash_digest txid;
if (!bc::decode_hash(txid, szTxID))
return ABC_ERROR(ABC_CC_ParseError, "Bad txid");
auto tx = watcher->find_tx(txid);
result.resize(satoshi_raw_size(tx));
bc::satoshi_save(tx, result.begin());
return Status();
}
void DataContainer::Detach() {
for (size_t i = 0; i < m_vecDataChunks.size(); i++) {
DataChunk * pDataChunk =
reinterpret_cast<DataChunk *>(m_vecDataChunks[i]);
pDataChunk->Detach();
}
if ((m_fOwnsData) && (m_pAllocatedMemory != NULL)) {
free(m_pAllocatedMemory);
}
m_fOwnsData = true;
m_pAllocatedMemory = NULL;
}
namespace testDataChunk {
const char* threadsBuffer = "Threads";
const int nbThreads = 50;
int makeDataChunks(const int nbLoop, DataChunk& output) {
int ret = 0;
for (int i = 0; i < nbLoop; i++) {
DataChunk chunk(threadsBuffer);
ret = chunk.toInt();
EXPECT_TRUE(chunk.isReferencing(threadsBuffer));
output.reference(chunk);
}
return ret;
}
static std::promise<int> promises[nbThreads];
static std::future<int> futures[nbThreads];
DataChunk sharedData;
void detach_threads() {
const int nbDataChunk = 1000;
for (int i = 0; i < nbThreads; i++) {
promises[i] = std::promise<int>();
futures[i] = promises[i].get_future();
std::thread([](std::promise<int>& p) {p.set_value(makeDataChunks(nbDataChunk,sharedData));},
std::ref(promises[i])).detach();
}
}
void wait_futures() {
for (int i = 0; i < nbThreads; i++) {
futures[i].wait();
ASSERT_TRUE(sharedData.isReferencing(threadsBuffer));
ASSERT_TRUE(futures[i].get() == sharedData.toInt());
}
}
class KeyValueNode {
public:
KeyValueNode(const DataChunk&& key, const DataChunk&& data) :
key(std::move(key)), data(std::move(data)) {
}
const DataChunk& getKey() {
return key;
}
const DataChunk& getData() {
return data;
}
void setData(const DataChunk& d) {
data.reference(d);
}
private:
DataChunk key;
DataChunk data;
};
} // namespace testDataChunk
size_t DataContainer::GetTotalByteSize() const {
// Get the accumulated size of all DataChunks
size_t sAccumulated = 0;
for (size_t i = 0; i < m_vecDataChunks.size(); i++) {
DataChunk * pDataChunk =
reinterpret_cast<DataChunk*>(m_vecDataChunks[i]);
// Verify byte alignment
size_t sByteSize = pDataChunk->GetByteSize();
if (sByteSize % sizeof(size_t) != 0) {
_EXCEPTIONT("Misaligned array detected in DataContainer");
}
sAccumulated += sByteSize;
}
return sAccumulated;
}
int makeDataChunks(const int nbLoop, DataChunk& output) {
int ret = 0;
for (int i = 0; i < nbLoop; i++) {
DataChunk chunk(threadsBuffer);
ret = chunk.toInt();
EXPECT_TRUE(chunk.isReferencing(threadsBuffer));
output.reference(chunk);
}
return ret;
}
void Compressor::apply(DataChunk& samples){
switch( samples.getFormat()->bitsPerSample()/8){
case 2:
maxint =32767;break;
case 1:
maxint = 127;
break;
}
b = (1.0-a2)*maxint;
DiskreteEffect::apply(samples);
}
void DiskreteEffect::apply(DataChunk &samples){
unsigned short bytePerSample=samples.getFormat()->bitsPerSample()/8;
unsigned int count=samples.getSize()/bytePerSample; //samples count
char *data8 = samples.getData();
short *data16 = (short*)data8;
switch (bytePerSample) {
case 1:
maxint=127;
for(unsigned int i=0;i<count;i++)
data8[i]=apply(data8[i]-0x80)+0x80;
break;
case 2:
maxint=32767;
for(unsigned int i=0;i<count;i++)
data16[i]=apply(data16[i]);
break;
default:
throw "Такой битрейт пока не поддерживается";
}
}
void DirectXShader::compileShader(const std::shared_ptr<class DirectXRenderer>& renderer, DataChunk data, ID3DInclude* includes, const std::string& entryPoint, ShaderType type)
{
ComPtr<ID3D10Blob> errors;
HRESULT hr = D3DCompile(data.data(), data.size(), "", NULL, includes, entryPoint.c_str(), getTarget(type), D3DCOMPILE_DEBUG | D3DCOMPILE_PREFER_FLOW_CONTROL | D3DCOMPILE_SKIP_OPTIMIZATION, 0, mBlob.getInitRef(), errors.getInitRef());
if (hr != S_OK)
{
log("%s", errors->GetBufferPointer());
runtimeCheck(false);
}
switch (type)
{
case ShaderType::Vertex:
hr = renderer->getDevice()->CreateVertexShader(mBlob->GetBufferPointer(), mBlob->GetBufferSize(), nullptr, mVertexShader.getInitRef());
TB::runtimeCheck(hr == S_OK);
break;
case ShaderType::Pixel:
hr = renderer->getDevice()->CreatePixelShader(mBlob->GetBufferPointer(), mBlob->GetBufferSize(), nullptr, mPixelShader.getInitRef());
TB::runtimeCheck(hr == S_OK);
break;
}
}
void DataContainer::AttachTo(
unsigned char * pAllocatedMemory
) {
if (m_pAllocatedMemory != NULL) {
_EXCEPTIONT("Attempting AttachTo() on attached DataContainer");
}
m_fOwnsData = false;
m_pAllocatedMemory = pAllocatedMemory;
// Assign memory to DataChunks
unsigned char * pAccumulated = m_pAllocatedMemory;
for (size_t i = 0; i < m_vecDataChunks.size(); i++) {
DataChunk * pDataChunk =
reinterpret_cast<DataChunk *>(m_vecDataChunks[i]);
pDataChunk->AttachToData(
reinterpret_cast<void *>(pAccumulated));
pAccumulated += pDataChunk->GetByteSize();
}
}
int ld_main(int argc, char **argv) {
bool showHelp, mustResolveRefs(true);
string outFileName("a.out.bin"), archString("8w32/32/8"), formatString("bin");
Size nObjects;
Addr binOffset(0);
/* Get command line arguments. */
CommandLineArgFlag fh("-h", "--help", "", showHelp);
CommandLineArgSetter<string>fa("-a", "--arch", "", archString);
CommandLineArgSetter<string>ff("-f", "--format", "", formatString);
CommandLineArgSetter<Addr> foffset("--offset", "", binOffset);
CommandLineArgSetter<string>fo("-o", "--output", "", outFileName);
int firstInput(0), newArgc;
for (size_t i = 0; i < argc; i++) {
if (*(argv[i]) != '-') { firstInput = i; newArgc = i; break; }
else if (string(argv[i]) == "--") { firstInput = i+1; newArgc = i; break; }
else i++; /* Skip both the switch and its argument. */
}
nObjects = argc - firstInput;
if (argc != 0) CommandLineArg::readArgs(newArgc, argv);
if (argc == 0 || showHelp) {
cout << Help::ldHelp;
exit(0);
}
if (firstInput == argc) {
cout << "Linker: no input files given.\n";
exit(1);
}
ArchDef arch(archString);
/* Read all of the objects, assign addresses to their chunks, and place them
in an address map.*/
vector<Obj *> objects(nObjects);
vector<DataChunk*> chunks;
map<string, Addr> gChunkMap;
Addr nextOffset(binOffset);
for (Size i = 0; i < nObjects; i++) {
map <string, Addr> lChunkMap;
/* Read the object. */
HOFReader hr(arch);
ifstream objFile(argv[firstInput + i]);
if (!objFile) {
cout << "Could not open \"" << argv[firstInput + i]
<< "\" for reading.\n";
exit(1);
}
objects[i] = hr.read(objFile);
/* Assign addresses to chunks. */
Obj &obj = *objects[i];
for (Size j = 0; j < obj.chunks.size(); j++) {
DataChunk *c = dynamic_cast<DataChunk*>(obj.chunks[j]);
if (c->alignment != 0 && nextOffset % c->alignment)
nextOffset += c->alignment - (nextOffset % c->alignment);
c->bind(nextOffset);
chunks.push_back(c);
if (obj.chunks[j]->name != "") {
if (c->isGlobal()) gChunkMap[c->name] = nextOffset;
else lChunkMap[c->name] = nextOffset;
}
nextOffset += (c->size);
}
/* Resolve local references. */
for (Size i = 0; i < obj.chunks.size(); i++) {
DataChunk *dc = dynamic_cast<DataChunk*>(obj.chunks[i]);
for (Size j = 0; j < dc->refs.size(); j++) {
Ref &ref = *(dc->refs[j]);
if (lChunkMap.find(dc->refs[j]->name) != lChunkMap.end()) {
dc->refs[j]->bind(lChunkMap[dc->refs[j]->name],
dc->address + dc->refs[j]->ibase);
}
}
}
}
/* Resolve references. */
for (Size i = 0; i < chunks.size(); i++) {
DataChunk *dc = chunks[i];
for (Size j = 0; j < dc->refs.size(); j++) {
Ref &ref = *(dc->refs[j]);
if (!ref.bound && (gChunkMap.find(ref.name) != gChunkMap.end())) {
ref.bind(gChunkMap[ref.name], dc->address + ref.ibase);
} else if (!ref.bound && mustResolveRefs) {
cout << "Undefined symbol: \"" << ref.name << "\"\n";
exit(1);
}
}
}
/* Write out the chunks. */
ofstream outFile(outFileName.c_str());
for (Size i = 0; i < chunks.size(); i++) {
if (outFile.tellp() > chunks[i]->address - binOffset) {
cout << "Linker internal error. Wrote past next chunk address.\n";
exit(1);
}
while (outFile.tellp() < chunks[i]->address - binOffset) outFile.put('\0');
outFile.seekp(chunks[i]->address - binOffset);
outFile.write((char*)&chunks[i]->contents[0], chunks[i]->contents.size());
}
/* Clean up. */
for (Size i = 0; i < nObjects; i++) delete objects[i];
return 0;
}
/*! \param Buffer Pointer to data to be written
* \param Offset The offset within the KLV value field of the first byte to write
* \param Size The number of bytes to write
* \return Size if all OK, else != Size. This may not equal the actual number of bytes written.
* The IV must have already been set.
* Only encrypted parts of the value may be written using this function (i.e. Offset >= PlaintextOffset)
*/
size_t KLVEObject::WriteCryptoDataTo(const UInt8 *Buffer, Position Offset, size_t Size)
{
// Self-deleting store to allow us to extend working buffer if required
DataChunk TempData;
// Are we going to need to write padding bytes?
bool AddPadding;
if(static_cast<Length>(Offset + Size) >= ValueLength) AddPadding = true; else AddPadding = false;
// Check if this is a "pointless" zero-byte write (rather than a request to write padding only)
if((!AddPadding) && (Size == 0)) return 0;
// Assume that the write will succeed and move the "next" pointer accordingly
CurrentWriteOffset += Size;
// Check if all the bytes will fit in the AwaitingEncryptionBuffer
if((!AddPadding) && (Size < static_cast<size_t>(EncryptionGranularity - AwaitingEncryption)))
{
// Add to the end of the waiting buffer
memcpy(&AwaitingEncryptionBuffer[AwaitingEncryption], Data.Data, Size);
// All done
return Size;
}
// Work out how many bytes we need to encrypt (estimate one - as many as offered)
Length BytesToEncrypt = Size;
// If there are any bytes waiting they need to be added to this write
if(AwaitingEncryption)
{
// Build the full data in the temporary buffer
TempData.ResizeBuffer(AwaitingEncryption + Size);
// Start with "waiting" data
TempData.Set(AwaitingEncryption, AwaitingEncryptionBuffer);
// Copy in the new data
TempData.Append(Size, Buffer);
// Replace the working buffer pointer with a pointer to the temporary buffer
Buffer = TempData.Data;
// Update the offset (move it back to the first waiting byte)
Offset -= AwaitingEncryption;
// Record the revised size
BytesToEncrypt = AwaitingEncryption + Size;
}
// Pad the data if required (i.e. if this is the last chunk of data)
if(AddPadding)
{
if(Offset + BytesToEncrypt > ValueLength)
{
error("Attempted to write beyond the end of the encrypted value in KLVEObject::WriteCryptoDataTo()\n");
return 0;
}
// Start by encrypting all but the last 16 bytes (including padding)
Length StartSize = EncryptedLength - (EncryptionGranularity + Offset);
// Sanity check the size of this chunk
if((sizeof(size_t) < 8) && (StartSize > 0xffffffff))
{
error("Tried to encrypt > 4GBytes, but this platform can only handle <= 4GByte chunks\n");
return 0;
}
// Don't write zero bytes
if(StartSize)
{
// Encrypt by making a copy
DataChunkPtr NewData = Encrypt->Encrypt(static_cast<size_t>(StartSize), Buffer);
if(!NewData) return 0;
// Write the encrypted data
Base_WriteDataTo(NewData->Data, DataOffset + Offset, static_cast<size_t>(StartSize));
// Update the current hash if we are calculating one
// TODO: Sort the possible overflow here
if(WriteHasher) WriteHasher->HashData(static_cast<size_t>(StartSize), NewData->Data);
}
// Buffer for last data to be encrypted
UInt8 TempBuffer[EncryptionGranularity];
// Copy in the remaining bytes from the end of the given buffer
// Add padding bytes in a 16-byte version of the scheme defined in RFC 2898
const UInt8 *pSrc = &Buffer[StartSize];
UInt8 *pDst = TempBuffer;
int i;
int EncData = (int)(BytesToEncrypt - StartSize);
int Pad = EncryptionGranularity - EncData;
for(i=0; i<16; i++)
{
if(i < EncData) *(pDst++) = *(pSrc++);
else *(pDst++) = (UInt8)Pad;
}
// Encrypt by making a copy
DataChunkPtr NewData = Encrypt->Encrypt(EncryptionGranularity, TempBuffer);
if(!NewData) return 0;
// Write the encrypted data
Base_WriteDataTo(NewData->Data, DataOffset + Offset + StartSize, EncryptionGranularity);
// Update the current hash if we are calculating one
if(WriteHasher) WriteHasher->HashData(EncryptionGranularity, NewData->Data);
// There are no more bytes to encrypt
AwaitingEncryption = 0;
// Lie and say we wrote the requested number of bytes (tells the caller all was fine)
return Size;
}
// Work out how many bytes have to be encrypted this time (an integer number of chunks)
Length BytesRequiringEncryption = BytesToEncrypt;
BytesToEncrypt = BytesToEncrypt / EncryptionGranularity;
BytesToEncrypt *= EncryptionGranularity;
// Sanity check the size of this chunk
if((sizeof(size_t) < 8) && (BytesToEncrypt > 0xffffffff))
{
error("Tried to encrypt > 4GBytes, but this platform can only handle <= 4GByte chunks\n");
return 0;
}
// Any differnece will be "left-over"
AwaitingEncryption = static_cast<int>(BytesRequiringEncryption - BytesToEncrypt);
// Encrypt by making a copy
DataChunkPtr NewData = Encrypt->Encrypt(static_cast<size_t>(BytesToEncrypt), Buffer);
if(!NewData) return 0;
// If there will be any "left-over" bytes they will be awaiting next time
if(AwaitingEncryption)
{
memcpy(AwaitingEncryptionBuffer, &Buffer[BytesToEncrypt], AwaitingEncryption);
}
// Write the encrypted data
Size = Base_WriteDataTo(NewData->Data, DataOffset + Offset, static_cast<size_t>(BytesToEncrypt));
// Update the current hash if we are calculating one
// TODO: Sort the possible overflow here
if(WriteHasher) WriteHasher->HashData(Size, NewData->Data);
// Chain the IV for next time...
EncryptionIV = Encrypt->GetIV();
// Lie and say we wrote the requested number of bytes (tells the caller all was fine)
return Size;
}
bool BoneAnimationSet::write(string filename,float fCopress)
{
//filename = m_strName+"1";
Stream *pDataStream;
DataChunk writeChunk;
//最新版本是7，把所有旧的版本转换为版本4
//写 'MVER'
writeChunk.beginChunk('MVER', &pDataStream);
uint ver = 4 ;//在导出插件里面计算aabb
pDataStream->write(&ver,sizeof(ver));
writeChunk.endChunk();
//写 'MANM'
uint32 nAnims = m_vAnimations.size();
//add by yhc 2010.5.10
//修正前一个动作的结束时间和后一个动作的开始时间一样的饿问题
bool bFixWrongTime = false;
if( nAnims > 0)
{
if( nAnims>1 && m_vAnimations[0]->getTimeEnd()==m_vAnimations[1]->getTimeStart() )
bFixWrongTime = true;
writeChunk.beginChunk('MANM', &pDataStream);
pDataStream->write( &nAnims, sizeof(nAnims) );
for( uint i =0; i < nAnims; i++)
{
string animname = m_vAnimations[i]->getName();
uchar animnameLen = animname.size();
pDataStream->write(&animnameLen, sizeof( animnameLen) );
pDataStream->write(animname.c_str(), animnameLen);
uint startTime,endTime;
startTime = m_vAnimations[i]->getTimeStart();
if(bFixWrongTime)
startTime += i*33;
endTime = m_vAnimations[i]->getTimeEnd();
if(bFixWrongTime)
endTime += i*33;
pDataStream->write(&startTime, sizeof(startTime));
pDataStream->write(&endTime, sizeof(endTime));
}
writeChunk.endChunk();
}
//写 'MBON'
uint nBones = m_vBones.size();
if( nBones > 0)
{
writeChunk.beginChunk('MBON', &pDataStream);
pDataStream->write( &nBones, sizeof(nBones) );
for( uint i = 0; i < nBones; i++)
{
int id = m_vBones[i]->objectId;
pDataStream->write( &id, sizeof(id));
string Jointname = m_vBones[i]->name;
uchar JointnameLen = Jointname.size();
pDataStream->write( &JointnameLen, sizeof(JointnameLen) );
pDataStream->write( Jointname.c_str(), JointnameLen);
int parent = m_vBones[i]->parentId;
pDataStream->write( &parent, sizeof(parent) );
Vector3 pivot = m_vBones[i]->pivotPoint;
pDataStream->write( &pivot, sizeof(pivot) );
//写骨骼的初始变换矩阵
pDataStream->write(m_vBones[i]->initTrans.val,sizeof(float)*3);
float _r[4];
_r[0] = m_vBones[i]->initQuat.x;
_r[1] = m_vBones[i]->initQuat.y;
_r[2] = m_vBones[i]->initQuat.z;
_r[3] = m_vBones[i]->initQuat.w;
pDataStream->write(_r, sizeof(float)*4);
pDataStream->write(m_vBones[i]->initScale.val, sizeof(float)*3);
KeyFrames<Vector3> translation;
KeyFrames<Quaternion> rotation;
KeyFrames<Vector3> scale;
//去掉重复和多余的keyframe
CompressPos(m_vBones[i]->translation,translation,fCopress);
uint nKeyFrames = translation.numKeyFrames();
//修正时间
if(bFixWrongTime)
{
int nCurAniIndex=0;
for( uint ii = 0; ii < nKeyFrames; ii++)
{
KeyFrame<Vector3> * kf = translation.getKeyFrame(ii);
if( kf->time>m_vAnimations[nCurAniIndex]->getTimeEnd() )
nCurAniIndex++;
kf->time += nCurAniIndex*33;
}
}
pDataStream->write( &nKeyFrames, sizeof(nKeyFrames) );
for( uint ii = 0; ii < nKeyFrames; ii++)
{
ModelKeyframeTranslation mkft;
mkft.time = translation.getKeyFrame(ii)->time;
mkft.v[0] = translation.getKeyFrame(ii)->v[0];
mkft.v[1] = translation.getKeyFrame(ii)->v[1];
mkft.v[2] = translation.getKeyFrame(ii)->v[2];
pDataStream->write( &mkft, sizeof(mkft) );
}
CompressQua(m_vBones[i]->rotation,rotation,fCopress);
nKeyFrames = rotation.numKeyFrames();
//修正时间
if(bFixWrongTime)
{
int nCurAniIndex=0;
for( uint ii = 0; ii < nKeyFrames; ii++)
{
KeyFrame<Quaternion> * kf = rotation.getKeyFrame(ii);
if( kf->time>m_vAnimations[nCurAniIndex]->getTimeEnd() )
nCurAniIndex++;
kf->time += nCurAniIndex*33;
}
}
pDataStream->write( &nKeyFrames, sizeof(nKeyFrames) );
for( uint ii = 0; ii < nKeyFrames; ii++)
{
ModelKeyframeRotation mkfr;
mkfr.time = rotation.getKeyFrame(ii)->time;
mkfr.q[0] = rotation.getKeyFrame(ii)->v.x;
mkfr.q[1] = rotation.getKeyFrame(ii)->v.y;
mkfr.q[2] = rotation.getKeyFrame(ii)->v.z;
mkfr.q[3] = rotation.getKeyFrame(ii)->v.w;
pDataStream->write( &mkfr, sizeof(mkfr) );
}
CompressPos(m_vBones[i]->scale,scale,fCopress);
nKeyFrames = scale.numKeyFrames();
//修正时间
if(bFixWrongTime)
{
int nCurAniIndex=0;
for( uint ii = 0; ii < nKeyFrames; ii++)
{
KeyFrame<Vector3> * kf = scale.getKeyFrame(ii);
if( kf->time>m_vAnimations[nCurAniIndex]->getTimeEnd() )
nCurAniIndex++;
kf->time += nCurAniIndex*33;
}
}
pDataStream->write( &nKeyFrames, sizeof( nKeyFrames) );
for( uint ii = 0; ii < nKeyFrames; ii ++)
{
ModelKeyframeScale mkfs;
mkfs.time = scale.getKeyFrame(ii)->time;
mkfs.v[0] = scale.getKeyFrame(ii)->v[0];
mkfs.v[1] = scale.getKeyFrame(ii)->v[1];
mkfs.v[2] = scale.getKeyFrame(ii)->v[2];
pDataStream->write( &mkfs, sizeof(mkfs) );
}
}
writeChunk.endChunk();
}
writeChunk.save(filename.c_str());
return true;
}