diff options
Diffstat (limited to 'src/WorldStorage/FastNBT.cpp')
| -rw-r--r-- | src/WorldStorage/FastNBT.cpp | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/src/WorldStorage/FastNBT.cpp b/src/WorldStorage/FastNBT.cpp index be25fd1a4..a047d67c7 100644 --- a/src/WorldStorage/FastNBT.cpp +++ b/src/WorldStorage/FastNBT.cpp @@ -29,7 +29,7 @@ // cParsedNBT: #define NEEDBYTES(N) \ - if (m_Length - m_Pos < N) \ + if (m_Length - m_Pos < (size_t)N) \ { \ return false; \ } @@ -38,7 +38,7 @@ -cParsedNBT::cParsedNBT(const char * a_Data, int a_Length) : +cParsedNBT::cParsedNBT(const char * a_Data, size_t a_Length) : m_Data(a_Data), m_Length(a_Length), m_Pos(0) @@ -79,14 +79,14 @@ bool cParsedNBT::Parse(void) -bool cParsedNBT::ReadString(int & a_StringStart, int & a_StringLen) +bool cParsedNBT::ReadString(size_t & a_StringStart, size_t & a_StringLen) { NEEDBYTES(2); a_StringStart = m_Pos + 2; - a_StringLen = GetBEShort(m_Data + m_Pos); - if (a_StringLen < 0) + a_StringLen = (size_t)GetBEShort(m_Data + m_Pos); + if (a_StringLen > 0xffff) { - // Invalid string length + // Suspicious string length return false; } m_Pos += 2 + a_StringLen; @@ -99,8 +99,10 @@ bool cParsedNBT::ReadString(int & a_StringStart, int & a_StringLen) bool cParsedNBT::ReadCompound(void) { + ASSERT(m_Tags.size() > 0); + // Reads the latest tag as a compound - int ParentIdx = m_Tags.size() - 1; + int ParentIdx = (int)m_Tags.size() - 1; int PrevSibling = -1; for (;;) { @@ -114,13 +116,13 @@ bool cParsedNBT::ReadCompound(void) m_Tags.push_back(cFastNBTTag(TagType, ParentIdx, PrevSibling)); if (PrevSibling >= 0) { - m_Tags[PrevSibling].m_NextSibling = m_Tags.size() - 1; + m_Tags[PrevSibling].m_NextSibling = (int)m_Tags.size() - 1; } else { - m_Tags[ParentIdx].m_FirstChild = m_Tags.size() - 1; + m_Tags[ParentIdx].m_FirstChild = (int)m_Tags.size() - 1; } - PrevSibling = m_Tags.size() - 1; + PrevSibling = (int)m_Tags.size() - 1; RETURN_FALSE_IF_FALSE(ReadString(m_Tags.back().m_NameStart, m_Tags.back().m_NameLength)); RETURN_FALSE_IF_FALSE(ReadTag()); } // while (true) @@ -146,20 +148,20 @@ bool cParsedNBT::ReadList(eTagType a_ChildrenType) } // Read items: - int ParentIdx = m_Tags.size() - 1; + int ParentIdx = (int)m_Tags.size() - 1; int PrevSibling = -1; for (int i = 0; i < Count; i++) { m_Tags.push_back(cFastNBTTag(a_ChildrenType, ParentIdx, PrevSibling)); if (PrevSibling >= 0) { - m_Tags[PrevSibling].m_NextSibling = m_Tags.size() - 1; + m_Tags[PrevSibling].m_NextSibling = (int)m_Tags.size() - 1; } else { - m_Tags[ParentIdx].m_FirstChild = m_Tags.size() - 1; + m_Tags[ParentIdx].m_FirstChild = (int)m_Tags.size() - 1; } - PrevSibling = m_Tags.size() - 1; + PrevSibling = (int)m_Tags.size() - 1; RETURN_FALSE_IF_FALSE(ReadTag()); } // for (i) m_Tags[ParentIdx].m_LastChild = PrevSibling; @@ -279,7 +281,7 @@ int cParsedNBT::FindChildByName(int a_Tag, const char * a_Name, size_t a_NameLen for (int Child = m_Tags[a_Tag].m_FirstChild; Child != -1; Child = m_Tags[Child].m_NextSibling) { if ( - (m_Tags[Child].m_NameLength == (int)a_NameLength) && + (m_Tags[Child].m_NameLength == a_NameLength) && (memcmp(m_Data + m_Tags[Child].m_NameStart, a_Name, a_NameLength) == 0) ) { @@ -336,7 +338,7 @@ cFastNBTWriter::cFastNBTWriter(const AString & a_RootTagName) : m_Stack[0].m_Type = TAG_Compound; m_Result.reserve(100 * 1024); m_Result.push_back(TAG_Compound); - WriteString(a_RootTagName.data(), a_RootTagName.size()); + WriteString(a_RootTagName.data(), (UInt16)a_RootTagName.size()); } @@ -345,7 +347,7 @@ cFastNBTWriter::cFastNBTWriter(const AString & a_RootTagName) : void cFastNBTWriter::BeginCompound(const AString & a_Name) { - if (m_CurrentStack >= MAX_STACK) + if (m_CurrentStack >= MAX_STACK - 1) { ASSERT(!"Stack overflow"); return; @@ -376,7 +378,7 @@ void cFastNBTWriter::EndCompound(void) void cFastNBTWriter::BeginList(const AString & a_Name, eTagType a_ChildrenType) { - if (m_CurrentStack >= MAX_STACK) + if (m_CurrentStack >= MAX_STACK - 1) { ASSERT(!"Stack overflow"); return; @@ -389,7 +391,7 @@ void cFastNBTWriter::BeginList(const AString & a_Name, eTagType a_ChildrenType) ++m_CurrentStack; m_Stack[m_CurrentStack].m_Type = TAG_List; - m_Stack[m_CurrentStack].m_Pos = m_Result.size() - 4; + m_Stack[m_CurrentStack].m_Pos = (int)m_Result.size() - 4; m_Stack[m_CurrentStack].m_Count = 0; m_Stack[m_CurrentStack].m_ItemType = a_ChildrenType; } @@ -493,7 +495,7 @@ void cFastNBTWriter::AddString(const AString & a_Name, const AString & a_Value) void cFastNBTWriter::AddByteArray(const AString & a_Name, const char * a_Value, size_t a_NumElements) { TagCommon(a_Name, TAG_ByteArray); - Int32 len = htonl(a_NumElements); + u_long len = htonl((u_long)a_NumElements); m_Result.append((const char *)&len, 4); m_Result.append(a_Value, a_NumElements); } @@ -505,7 +507,7 @@ void cFastNBTWriter::AddByteArray(const AString & a_Name, const char * a_Value, void cFastNBTWriter::AddIntArray(const AString & a_Name, const int * a_Value, size_t a_NumElements) { TagCommon(a_Name, TAG_IntArray); - Int32 len = htonl(a_NumElements); + u_long len = htonl((u_long)a_NumElements); size_t cap = m_Result.capacity(); size_t size = m_Result.length(); if ((cap - size) < (4 + a_NumElements * 4)) @@ -534,7 +536,7 @@ void cFastNBTWriter::Finish(void) -void cFastNBTWriter::WriteString(const char * a_Data, short a_Length) +void cFastNBTWriter::WriteString(const char * a_Data, UInt16 a_Length) { Int16 Len = htons(a_Length); m_Result.append((const char *)&Len, 2); |