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git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/branches/OpenSceneGraph-3.4@15018 16af8721-9629-0410-8352-f15c8da7e697

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This commit is contained in:
Robert Osfield 2015-07-23 14:03:15 +00:00
parent 34e53a37e0
commit 3339395071
1 changed files with 16 additions and 20 deletions
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36
src/osgPlugins/osc/osc/OscOutboundPacketStream.cpp
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@ -129,8 +129,8 @@ static void FromUInt64( char *p, uint64 x )
#endif
}
static inline long RoundUp4( long x )
template<typename T>
T RoundUp4( T x )
{
return ((x-1) & (~0x03L)) + 4;
}
@ -188,13 +188,11 @@ void OutboundPacketStream::EndElement( char *endPtr )
// while building an element, an offset to the containing element's
// size slot is stored in the elements size slot (or a ptr to data_
// if there is no containing element). We retrieve that here
uint32 *previousElementSizePtr =
(uint32*)(data_ + *reinterpret_cast<uint32*>(elementSizePtr_));
uint32 *previousElementSizePtr = (uint32*)(data_ + *reinterpret_cast<uint32*>(elementSizePtr_));
// then we store the element size in the slot, note that the element
// size does not include the size slot, hence the - 4 below.
uint32 elementSize =
(endPtr - reinterpret_cast<char*>(elementSizePtr_)) - 4;
uint32 elementSize = static_cast<uint32> (endPtr - reinterpret_cast<char*>(elementSizePtr_)) - 4;
FromUInt32( reinterpret_cast<char*>(elementSizePtr_), elementSize );
// finally, we reset the element size ptr to the containing element
@ -221,8 +219,7 @@ void OutboundPacketStream::CheckForAvailableBundleSpace()
void OutboundPacketStream::CheckForAvailableMessageSpace( const char *addressPattern )
{
// plus 4 for at least four bytes of type tag
unsigned long required = Size() + ((ElementSizeSlotRequired())?4:0)
+ RoundUp4(strlen(addressPattern) + 1) + 4;
unsigned long required = Size() + ((ElementSizeSlotRequired()) ? 4 : 0) + RoundUp4(static_cast<unsigned long>(strlen(addressPattern)) + 1) + 4;
if( required > Capacity() )
throw OutOfBufferMemoryException();
@ -232,8 +229,7 @@ void OutboundPacketStream::CheckForAvailableMessageSpace( const char *addressPat
void OutboundPacketStream::CheckForAvailableArgumentSpace( long argumentLength )
{
// plus three for extra type tag, comma and null terminator
unsigned long required = (argumentCurrent_ - data_) + argumentLength
+ RoundUp4( (end_ - typeTagsCurrent_) + 3 );
unsigned long required = static_cast<unsigned long>((argumentCurrent_ - data_) + argumentLength + RoundUp4( (end_ - typeTagsCurrent_) + 3 ));
if( required > Capacity() )
throw OutOfBufferMemoryException();
@ -252,17 +248,17 @@ void OutboundPacketStream::Clear()
unsigned int OutboundPacketStream::Capacity() const
{
return end_ - data_;
return static_cast<unsigned int>(end_ - data_);
}
unsigned int OutboundPacketStream::Size() const
{
unsigned int result = argumentCurrent_ - data_;
unsigned int result = static_cast<unsigned int>(argumentCurrent_ - data_);
if( IsMessageInProgress() ){
// account for the length of the type tag string. the total type tag
// includes an initial comma, plus at least one terminating \0
result += RoundUp4( (end_ - typeTagsCurrent_) + 2 );
result += static_cast<unsigned int>(RoundUp4((end_ - typeTagsCurrent_) + 2));
}
return result;
@ -337,7 +333,7 @@ OutboundPacketStream& OutboundPacketStream::operator<<( const BeginMessage& rhs
messageCursor_ = BeginElement( messageCursor_ );
strcpy( messageCursor_, rhs.addressPattern );
unsigned long rhsLength = strlen(rhs.addressPattern);
unsigned long rhsLength = static_cast<unsigned long>(strlen(rhs.addressPattern));
messageCursor_ += rhsLength + 1;
// zero pad to 4-byte boundary
@ -363,7 +359,7 @@ OutboundPacketStream& OutboundPacketStream::operator<<( const MessageTerminator&
if( !IsMessageInProgress() )
throw MessageNotInProgressException();
int typeTagsCount = end_ - typeTagsCurrent_;
int typeTagsCount = static_cast<int>(end_ - typeTagsCurrent_);
if( typeTagsCount ){
@ -373,7 +369,7 @@ OutboundPacketStream& OutboundPacketStream::operator<<( const MessageTerminator&
// slot size includes comma and null terminator
int typeTagSlotSize = RoundUp4( typeTagsCount + 2 );
uint32 argumentsSize = argumentCurrent_ - messageCursor_;
uint32 argumentsSize = static_cast<uint32>(argumentCurrent_ - messageCursor_);
memmove( messageCursor_ + typeTagSlotSize, messageCursor_, argumentsSize );
@ -575,11 +571,11 @@ OutboundPacketStream& OutboundPacketStream::operator<<( double rhs )
OutboundPacketStream& OutboundPacketStream::operator<<( const char *rhs )
{
CheckForAvailableArgumentSpace( RoundUp4(strlen(rhs) + 1) );
CheckForAvailableArgumentSpace(static_cast<long>(RoundUp4(strlen(rhs) + 1)));
*(--typeTagsCurrent_) = STRING_TYPE_TAG;
strcpy( argumentCurrent_, rhs );
unsigned long rhsLength = strlen(rhs);
unsigned long rhsLength = static_cast<unsigned long>(strlen(rhs));
argumentCurrent_ += rhsLength + 1;
// zero pad to 4-byte boundary
@ -595,11 +591,11 @@ OutboundPacketStream& OutboundPacketStream::operator<<( const char *rhs )
OutboundPacketStream& OutboundPacketStream::operator<<( const Symbol& rhs )
{
CheckForAvailableArgumentSpace( RoundUp4(strlen(rhs) + 1) );
CheckForAvailableArgumentSpace(static_cast<long>(RoundUp4(strlen(rhs) + 1)));
*(--typeTagsCurrent_) = SYMBOL_TYPE_TAG;
strcpy( argumentCurrent_, rhs );
unsigned long rhsLength = strlen(rhs);
unsigned long rhsLength = static_cast<unsigned long>(strlen(rhs));
argumentCurrent_ += rhsLength + 1;
// zero pad to 4-byte boundary