flewkey/cuberite-2a
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Fixed a couple of segfaults and made Free a seperate function

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This commit is contained in:
Tycho 2014-04-27 08:11:56 -07:00
parent 48a2488477
commit d412630904
2 changed files with 39 additions and 6 deletions
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38
src/ChunkBuffer.cpp
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@ -160,6 +160,11 @@ void cChunkBuffer::SetBlocks(const BLOCKTYPE * a_src)
sizeof(BLOCKTYPE) * segment_length
);
}
else
{
Free(m_Sections[i]);
m_Sections[i] = 0;
}
}
}
}
@ -185,11 +190,16 @@ void cChunkBuffer::SetMeta(const NIBBLETYPE * a_src)
{
m_Sections[i] = Allocate();
memcpy(
&m_Sections[i]->m_BlockTypes,
&m_Sections[i]->m_BlockMeta,
&a_src[i * segment_length],
sizeof(BLOCKTYPE) * segment_length
);
}
else
{
Free(m_Sections[i]);
m_Sections[i] = 0;
}
}
}
}
@ -199,6 +209,7 @@ void cChunkBuffer::SetMeta(const NIBBLETYPE * a_src)
void cChunkBuffer::SetLight(const NIBBLETYPE * a_src)
{
if (!a_src) return;
for (size_t i = 0; i < CHUNK_SECTION_NUM; i++)
{
const size_t segment_length = CHUNK_SECTION_HEIGHT * 16 * 16 / 2;
@ -215,11 +226,16 @@ void cChunkBuffer::SetLight(const NIBBLETYPE * a_src)
{
m_Sections[i] = Allocate();
memcpy(
&m_Sections[i]->m_BlockTypes,
&m_Sections[i]->m_BlockLight,
&a_src[i * segment_length],
sizeof(BLOCKTYPE) * segment_length
);
}
else
{
Free(m_Sections[i]);
m_Sections[i] = 0;
}
}
}
}
@ -229,6 +245,7 @@ void cChunkBuffer::SetLight(const NIBBLETYPE * a_src)
void cChunkBuffer::SetSkyLight (const NIBBLETYPE * a_src)
{
if (!a_src) return;
for (size_t i = 0; i < CHUNK_SECTION_NUM; i++)
{
const size_t segment_length = CHUNK_SECTION_HEIGHT * 16 * 16 / 2;
@ -245,11 +262,16 @@ void cChunkBuffer::SetSkyLight (const NIBBLETYPE * a_src)
{
m_Sections[i] = Allocate();
memcpy(
&m_Sections[i]->m_BlockTypes,
&m_Sections[i]->m_BlockSkyLight,
&a_src[i * segment_length],
sizeof(BLOCKTYPE) * segment_length
);
}
else
{
Free(m_Sections[i]);
m_Sections[i] = 0;
}
}
}
}
@ -263,3 +285,13 @@ cChunkBuffer::sChunkSection * cChunkBuffer::Allocate() const
// TODO: use a allocation pool
return new cChunkBuffer::sChunkSection;
}
void cChunkBuffer::Free(cChunkBuffer::sChunkSection * ptr) const
{
delete ptr;
}

7
src/ChunkBuffer.h
View File

@ -30,7 +30,7 @@ public:
#endif
for (int i = 0; i < CHUNK_SECTION_NUM; i++)
{
if(m_Sections[i]) delete m_Sections[i];
if(m_Sections[i]) Free(m_Sections[i]);;
}
}
@ -52,7 +52,7 @@ public:
{
for (int i = 0; i < CHUNK_SECTION_NUM; i++)
{
if(m_Sections[i]) delete m_Sections[i];
if(m_Sections[i]) Free(m_Sections[i]);;
}
}
IsOwner = true;
@ -76,7 +76,7 @@ public:
{
for (int i = 0; i < CHUNK_SECTION_NUM; i++)
{
if(m_Sections[i]) delete m_Sections[i];
if(m_Sections[i]) Free(m_Sections[i]);;
m_Sections[i] = other.m_Sections[i];
}
}
@ -239,6 +239,7 @@ private:
sChunkSection *m_Sections[CHUNK_SECTION_NUM];
sChunkSection * Allocate() const;
void Free(sChunkSection * ptr) const;
};