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Fixed small buffer overruns and other minor bugs that were found by VS2008 code analysis 

Added a check on both video plugins to prevent crashing when Memory_GetPtr retuns null pointer at ExecuteDisplayList  (invalid address? Dave Mirra BMX 2 crashes there ...)

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1179 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
drkiiraziel 2008-11-15 02:30:29 +00:00
parent ab1774b28a
commit 9a4dc4e810
5 changed files with 39 additions and 29 deletions
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5
Source/Plugins/Plugin_VideoDX9/Src/OpcodeDecoding.cpp
View File

@ -54,6 +54,10 @@ static void ExecuteDisplayList(u32 address, u32 size)
u8* old_pVideoData = g_pVideoData;
u8* startAddress = Memory_GetPtr(address);
//Avoid the crash if Memory_GetPtr failed ..
if (startAddress!=0)
{
g_pVideoData = startAddress;
// temporarily swap dl and non-dl(small "hack" for the stats)
@ -72,6 +76,7 @@ static void ExecuteDisplayList(u32 address, u32 size)
// reset to the old pointer
g_pVideoData = old_pVideoData;
}
}
bool FifoCommandRunnable()
{

2
Source/Plugins/Plugin_VideoDX9/Src/TextureCache.cpp
View File

@ -200,7 +200,7 @@ void TextureCache::Load(int stage, u32 address, int width, int height, int forma
{ // dump texture to file
static int counter = 0;
char szTemp[MAX_PATH];
sprintf(szTemp, "%s\\txt_%04i_%i.png", g_Config.texDumpPath, counter++, format);
sprintf(szTemp, "%s\\txt_%04i_%i.png", g_Config.texDumpPath.c_str(), counter++, format);
D3DXSaveTextureToFile(szTemp,D3DXIFF_BMP,entry.texture,0);
}

2
Source/Plugins/Plugin_VideoOGL/Src/Debugger/Debugger.cpp
View File

@ -185,7 +185,7 @@ void CDebugger::CreateGUIControls()
// radio boxes -----------------------------------------------------
int m_radioBoxNChoices[2];
int m_radioBoxNChoices[3];
wxString m_radioBoxChoices0[] = { wxT("Show base 10"), wxT("Show base 16") };
m_radioBoxNChoices[0] = sizeof( m_radioBoxChoices0 ) / sizeof( wxString );

4
Source/Plugins/Plugin_VideoOGL/Src/Debugger/Debugger.h
View File

@ -84,10 +84,10 @@ class CDebugger : public wxDialog
private:
// declarations
wxCheckBox *m_Check[6];
wxCheckBox *m_Check[7];
wxRadioButton *m_Radio[5];
wxRadioBox *m_RadioBox[3];
wxStaticBox *m_Label[1];
wxStaticBox *m_Label[2];
wxPanel *m_Controller;
// WARNING: Make sure these are not also elsewhere, for example in resource.h.

5
Source/Plugins/Plugin_VideoOGL/Src/OpcodeDecoding.cpp
View File

@ -51,6 +51,10 @@ static void ExecuteDisplayList(u32 address, u32 size)
u8* old_pVideoData = g_pVideoData;
u8* startAddress = Memory_GetPtr(address);
//Avoid the crash if Memory_GetPtr failed ..
if (startAddress!=0)
{
g_pVideoData = startAddress;
// temporarily swap dl and non-dl (small "hack" for the stats)
@ -65,6 +69,7 @@ static void ExecuteDisplayList(u32 address, u32 size)
// un-swap
Statistics::SwapDL();
}
// reset to the old pointer
g_pVideoData = old_pVideoData;