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CScriptLoader: Make use of unsigned stream helpers where applicable

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This commit is contained in:
Lioncash 2020-06-19 20:27:49 -04:00
parent 888ceb55d5
commit 48e182ca80
1 changed files with 38 additions and 34 deletions
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72
src/Core/Resource/Factory/CScriptLoader.cpp
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@ -290,12 +290,12 @@ void CScriptLoader::LoadStructMP1(IInputStream& rSCLY, CStructProperty* pStruct)
CScriptObject* CScriptLoader::LoadObjectMP1(IInputStream& rSCLY) CScriptObject* CScriptLoader::LoadObjectMP1(IInputStream& rSCLY)
{ {
uint32 StartOffset = rSCLY.Tell(); const uint32 StartOffset = rSCLY.Tell();
uint8 Type = rSCLY.ReadByte(); const uint8 Type = rSCLY.ReadUByte();
uint32 Size = rSCLY.ReadLong(); const uint32 Size = rSCLY.ReadULong();
uint32 End = rSCLY.Tell() + Size; const uint32 End = rSCLY.Tell() + Size;
CScriptTemplate *pTemplate = mpGameTemplate->TemplateByID((uint32) Type); CScriptTemplate *pTemplate = mpGameTemplate->TemplateByID(static_cast<uint32>(Type));
if (!pTemplate) if (!pTemplate)
{ {
// No valid template for this object; can't load // No valid template for this object; can't load
@ -304,19 +304,20 @@ CScriptObject* CScriptLoader::LoadObjectMP1(IInputStream& rSCLY)
return nullptr; return nullptr;
} }
uint32 InstanceID = rSCLY.ReadLong() & 0x03FFFFFF; uint32 InstanceID = rSCLY.ReadULong() & 0x03FFFFFF;
if (InstanceID == 0x03FFFFFF) InstanceID = mpArea->FindUnusedInstanceID(); if (InstanceID == 0x03FFFFFF)
InstanceID = mpArea->FindUnusedInstanceID();
mpObj = new CScriptObject(InstanceID, mpArea, mpLayer, pTemplate); mpObj = new CScriptObject(InstanceID, mpArea, mpLayer, pTemplate);
// Load connections // Load connections
uint32 NumLinks = rSCLY.ReadLong(); const uint32 NumLinks = rSCLY.ReadULong();
mpObj->mOutLinks.reserve(NumLinks); mpObj->mOutLinks.reserve(NumLinks);
for (uint32 iLink = 0; iLink < NumLinks; iLink++) for (uint32 iLink = 0; iLink < NumLinks; iLink++)
{ {
uint32 State = rSCLY.ReadLong(); const uint32 State = rSCLY.ReadULong();
uint32 Message = rSCLY.ReadLong(); const uint32 Message = rSCLY.ReadULong();
uint32 ReceiverID = rSCLY.ReadLong() & 0x03FFFFFF; const uint32 ReceiverID = rSCLY.ReadULong() & 0x03FFFFFF;
CLink *pLink = new CLink(mpArea, State, Message, mpObj->mInstanceID, ReceiverID); CLink *pLink = new CLink(mpArea, State, Message, mpObj->mInstanceID, ReceiverID);
mpObj->mOutLinks.push_back(pLink); mpObj->mOutLinks.push_back(pLink);
@ -335,10 +336,10 @@ CScriptObject* CScriptLoader::LoadObjectMP1(IInputStream& rSCLY)
std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayerMP1(IInputStream& rSCLY) std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayerMP1(IInputStream& rSCLY)
{ {
uint32 LayerStart = rSCLY.Tell(); const uint32 LayerStart = rSCLY.Tell();
rSCLY.Seek(0x1, SEEK_CUR); // One unknown byte at the start of each layer rSCLY.Seek(0x1, SEEK_CUR); // One unknown byte at the start of each layer
uint32 NumObjects = rSCLY.ReadLong(); const uint32 NumObjects = rSCLY.ReadULong();
auto layer = std::make_unique<CScriptLayer>(mpArea); auto layer = std::make_unique<CScriptLayer>(mpArea);
@ -353,7 +354,7 @@ std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayerMP1(IInputStream& rSCLY)
} }
// Layer sizes are always a multiple of 32 - skip end padding before returning // Layer sizes are always a multiple of 32 - skip end padding before returning
uint32 Remaining = 32 - ((rSCLY.Tell() - LayerStart) & 0x1F); const uint32 Remaining = 32 - ((rSCLY.Tell() - LayerStart) & 0x1F);
rSCLY.Seek(Remaining, SEEK_CUR); rSCLY.Seek(Remaining, SEEK_CUR);
return layer; return layer;
@ -365,14 +366,14 @@ void CScriptLoader::LoadStructMP2(IInputStream& rSCLY, CStructProperty* pStruct)
uint32 ChildCount = pStruct->NumChildren(); uint32 ChildCount = pStruct->NumChildren();
if (!pStruct->IsAtomic()) if (!pStruct->IsAtomic())
ChildCount = rSCLY.ReadShort(); ChildCount = rSCLY.ReadUShort();
// Parse properties // Parse properties
for (uint32 ChildIdx = 0; ChildIdx < ChildCount; ChildIdx++) for (uint32 ChildIdx = 0; ChildIdx < ChildCount; ChildIdx++)
{ {
IProperty* pProperty = nullptr; IProperty* pProperty = nullptr;
uint32 PropertyStart = rSCLY.Tell(); const uint32 PropertyStart = rSCLY.Tell();
uint32 PropertyID = -1; uint32 PropertyID = UINT32_MAX;
uint16 PropertySize = 0; uint16 PropertySize = 0;
uint32 NextProperty = 0; uint32 NextProperty = 0;
@ -388,10 +389,10 @@ void CScriptLoader::LoadStructMP2(IInputStream& rSCLY, CStructProperty* pStruct)
pProperty = pStruct->ChildByID(PropertyID); pProperty = pStruct->ChildByID(PropertyID);
} }
if (!pProperty) if (pProperty)
errorf("%s [0x%X]: Can't find template for property 0x%08X - skipping", *rSCLY.GetSourceString(), PropertyStart, PropertyID);
else
ReadProperty(pProperty, PropertySize, rSCLY); ReadProperty(pProperty, PropertySize, rSCLY);
else
errorf("%s [0x%X]: Can't find template for property 0x%08X - skipping", *rSCLY.GetSourceString(), PropertyStart, PropertyID);
if (NextProperty > 0) if (NextProperty > 0)
rSCLY.Seek(NextProperty, SEEK_SET); rSCLY.Seek(NextProperty, SEEK_SET);
@ -400,10 +401,10 @@ void CScriptLoader::LoadStructMP2(IInputStream& rSCLY, CStructProperty* pStruct)
CScriptObject* CScriptLoader::LoadObjectMP2(IInputStream& rSCLY) CScriptObject* CScriptLoader::LoadObjectMP2(IInputStream& rSCLY)
{ {
uint32 ObjStart = rSCLY.Tell(); const uint32 ObjStart = rSCLY.Tell();
uint32 ObjectID = rSCLY.ReadLong(); const uint32 ObjectID = rSCLY.ReadULong();
uint16 ObjectSize = rSCLY.ReadShort(); const uint16 ObjectSize = rSCLY.ReadUShort();
uint32 ObjEnd = rSCLY.Tell() + ObjectSize; const uint32 ObjEnd = rSCLY.Tell() + ObjectSize;
CScriptTemplate* pTemplate = mpGameTemplate->TemplateByID(ObjectID); CScriptTemplate* pTemplate = mpGameTemplate->TemplateByID(ObjectID);
@ -414,21 +415,22 @@ CScriptObject* CScriptLoader::LoadObjectMP2(IInputStream& rSCLY)
return nullptr; return nullptr;
} }
uint32 InstanceID = rSCLY.ReadLong() & 0x03FFFFFF; uint32 InstanceID = rSCLY.ReadULong() & 0x03FFFFFF;
if (InstanceID == 0x03FFFFFF) InstanceID = mpArea->FindUnusedInstanceID(); if (InstanceID == 0x03FFFFFF)
InstanceID = mpArea->FindUnusedInstanceID();
mpObj = new CScriptObject(InstanceID, mpArea, mpLayer, pTemplate); mpObj = new CScriptObject(InstanceID, mpArea, mpLayer, pTemplate);
// Load connections // Load connections
uint32 NumConnections = rSCLY.ReadShort(); const uint32 NumConnections = rSCLY.ReadUShort();
mpObj->mOutLinks.reserve(NumConnections); mpObj->mOutLinks.reserve(NumConnections);
for (uint32 LinkIdx = 0; LinkIdx < NumConnections; LinkIdx++) for (uint32 LinkIdx = 0; LinkIdx < NumConnections; LinkIdx++)
{ {
uint32 State = rSCLY.ReadLong(); const uint32 State = rSCLY.ReadULong();
uint32 Message = rSCLY.ReadLong(); const uint32 Message = rSCLY.ReadULong();
uint32 ReceiverID = rSCLY.ReadLong() & 0x03FFFFFF; const uint32 ReceiverID = rSCLY.ReadULong() & 0x03FFFFFF;
CLink* pLink = new CLink(mpArea, State, Message, mpObj->mInstanceID, ReceiverID); auto* pLink = new CLink(mpArea, State, Message, mpObj->mInstanceID, ReceiverID);
mpObj->mOutLinks.push_back(pLink); mpObj->mOutLinks.push_back(pLink);
} }
@ -445,7 +447,7 @@ CScriptObject* CScriptLoader::LoadObjectMP2(IInputStream& rSCLY)
std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayerMP2(IInputStream& rSCLY) std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayerMP2(IInputStream& rSCLY)
{ {
rSCLY.Seek(0x1, SEEK_CUR); // Skipping version. todo: verify this? rSCLY.Seek(0x1, SEEK_CUR); // Skipping version. todo: verify this?
uint32 NumObjects = rSCLY.ReadLong(); const uint32 NumObjects = rSCLY.ReadULong();
auto layer = std::make_unique<CScriptLayer>(mpArea); auto layer = std::make_unique<CScriptLayer>(mpArea);
@ -487,7 +489,8 @@ std::unique_ptr<CScriptLayer> CScriptLoader::LoadLayer(IInputStream& rSCLY, CGam
CScriptObject* CScriptLoader::LoadInstance(IInputStream& rSCLY, CGameArea *pArea, CScriptLayer *pLayer, EGame Version, bool ForceReturnsFormat) CScriptObject* CScriptLoader::LoadInstance(IInputStream& rSCLY, CGameArea *pArea, CScriptLayer *pLayer, EGame Version, bool ForceReturnsFormat)
{ {
if (!rSCLY.IsValid()) return nullptr; if (!rSCLY.IsValid())
return nullptr;
CScriptLoader Loader; CScriptLoader Loader;
Loader.mVersion = (ForceReturnsFormat ? EGame::DKCReturns : Version); Loader.mVersion = (ForceReturnsFormat ? EGame::DKCReturns : Version);
@ -509,7 +512,8 @@ CScriptObject* CScriptLoader::LoadInstance(IInputStream& rSCLY, CGameArea *pArea
void CScriptLoader::LoadStructData(IInputStream& rInput, CStructRef InStruct) void CScriptLoader::LoadStructData(IInputStream& rInput, CStructRef InStruct)
{ {
if (!rInput.IsValid()) return; if (!rInput.IsValid())
return;
CScriptLoader Loader; CScriptLoader Loader;
Loader.mVersion = InStruct.Property()->Game(); Loader.mVersion = InStruct.Property()->Game();