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Implement chunk parsing (#362)

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* partial parsechunk implementation

* fix format

* param name fix

* rename functions

* match MxStreamController::RemoveSubscriber

* implement rest of MxDSBuffer

* Fixes and better matches

* Matche ParseChunk 100%

* Match MxDiskStreamProvider::VTable0x20

* Match MxDSBuffer::CalcBytesRemaining

* Minor stuff

* Minor improvements

* Refactor functions

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>
This commit is contained in:
Misha
2023-12-26 16:27:54 -05:00
committed by GitHub
parent 17522b98d4
commit e824e321e8
10 changed files with 265 additions and 22 deletions
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44
LEGO1/mxstreamchunk.cpp
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@@ -2,6 +2,7 @@
#include "legoutil.h"
#include "mxdsbuffer.h"
#include "mxstreamlist.h"
// FUNCTION: LEGO1 0x100c2fe0
MxStreamChunk::~MxStreamChunk()
@@ -48,8 +49,51 @@ MxU32 MxStreamChunk::ReadChunkHeader(MxU8* p_chunkData)
return headersize;
}
// FUNCTION: LEGO1 0x100c30e0
MxResult MxStreamChunk::SendChunk(MxStreamListMxDSSubscriber& p_subscriberList, MxBool p_append, MxS16 p_obj24val)
{
for (MxStreamListMxDSSubscriber::iterator it = p_subscriberList.begin(); it != p_subscriberList.end(); it++) {
if ((*it)->GetObjectId() == m_objectId && (*it)->GetUnknown48() == p_obj24val) {
if (m_flags & MxDSChunk::Flag_Bit2 && m_buffer) {
m_buffer->ReleaseRef(this);
m_buffer = NULL;
}
(*it)->AddChunk(this, p_append);
return SUCCESS;
}
}
return FAILURE;
}
// FUNCTION: LEGO1 0x100c3170
void MxStreamChunk::SetBuffer(MxDSBuffer* p_buffer)
{
m_buffer = p_buffer;
}
// FUNCTION: LEGO1 0x100c3180
MxU16* MxStreamChunk::IntoFlags(MxU8* p_buffer)
{
return (MxU16*) (p_buffer + 8);
}
// FUNCTION: LEGO1 0x100c3190
MxU32* MxStreamChunk::IntoPlus0xa(MxU8* p_buffer)
{
return (MxU32*) (p_buffer + 0xa);
}
// FUNCTION: LEGO1 0x100c31a0
MxU32* MxStreamChunk::IntoPlus0xe(MxU8* p_buffer)
{
return (MxU32*) (p_buffer + 0xe);
}
// FUNCTION: LEGO1 0x100c31b0
MxU32* MxStreamChunk::IntoPlus0x12(MxU8* p_buffer)
{
return (MxU32*) (p_buffer + 0x12);
}