From 567df6aacfe4c35a979c178b8c7ffd7c19037a4f Mon Sep 17 00:00:00 2001 From: "madmaxoft@gmail.com" Date: Sat, 6 Jul 2013 19:44:54 +0000 Subject: MemDumpAnalysis: moved into the Tools folder; uses the global Expat library now. git-svn-id: http://mc-server.googlecode.com/svn/trunk@1656 0a769ca7-a7f5-676a-18bf-c427514a06d6 --- MemDumpAnalysis/MemDumpAnalysis.cpp | 321 ------------------------------------ 1 file changed, 321 deletions(-) delete mode 100644 MemDumpAnalysis/MemDumpAnalysis.cpp (limited to 'MemDumpAnalysis/MemDumpAnalysis.cpp') diff --git a/MemDumpAnalysis/MemDumpAnalysis.cpp b/MemDumpAnalysis/MemDumpAnalysis.cpp deleted file mode 100644 index 9e7759085..000000000 --- a/MemDumpAnalysis/MemDumpAnalysis.cpp +++ /dev/null @@ -1,321 +0,0 @@ - -// MemDumpAnalysis.cpp - -// Defines the entry point for the console application. - -#include "Globals.h" - -#ifdef _WIN32 - #pragma comment(lib, "ws2_32.lib") // Needed for StringUtils' RawBEToUtf8() et al. -#endif // _WIN32 - - - - - -typedef std::set AStringSet; - - - - - -class cFunction -{ -public: - int m_Size; ///< Sum of memory block sizes allocated by this function or its children - int m_Count; ///< Total number of memory blocks allocated by this function or its children - AStringSet m_ChildrenNames; - - cFunction(void) : - m_Size(0), - m_Count(0) - { - } -} ; - -typedef std::map FunctionMap; - - - - - -int g_CurrentID = 0; -int g_CurrentSize = 0; -FunctionMap g_FnMap; -AString g_PrevFunctionName; - - - - - -bool IsFnBlackListed(const char * a_FnName) -{ - static const char * BlackList[] = - { - "MyAllocHook", - "_heap_alloc_dbg_impl", - "_nh_malloc_dbg_impl", - "_nh_malloc_dbg", - "malloc", - "operator new", - "_malloc_dbg", - "realloc_help", - "_realloc_dbg", - "realloc", - "l_alloc", - "luaM_realloc_", - "", - } ; - - for (int i = 0; i < ARRAYCOUNT(BlackList); i++) - { - if (strcmp(BlackList[i], a_FnName) == 0) - { - return true; - } - } - return false; -} - - - - - -const char * FindAttr(const char ** a_Attrs, const char * a_AttrName) -{ - for (const char ** Attr = a_Attrs; *Attr != NULL; Attr += 2) - { - if (strcmp(*Attr, a_AttrName) == 0) - { - return *(Attr + 1); - } - } // for Attr - a_Attrs[] - return NULL; -} - - - - - -void OnStartElement(void * a_Data, const char * a_Element, const char ** a_Attrs) -{ - if (strcmp(a_Element, "LEAK") == 0) - { - const char * attrID = FindAttr(a_Attrs, "requestID"); - const char * attrSize = FindAttr(a_Attrs, "size"); - g_CurrentID = atoi((attrID == NULL) ? "-1" : attrID); - g_CurrentSize = atoi((attrSize == NULL) ? "-1" : attrSize); - g_PrevFunctionName.clear(); - return; - } - if (strcmp(a_Element, "STACKENTRY") == 0) - { - const char * fnName = FindAttr(a_Attrs, "decl"); - if (fnName == NULL) - { - g_CurrentID = -1; - g_CurrentSize = -1; - return; - } - if (g_CurrentSize < 0) - { - return; - } - if (IsFnBlackListed(fnName)) - { - return; - } - AString FunctionName = fnName; - cFunction & Function = g_FnMap[FunctionName]; - Function.m_Size += g_CurrentSize; - Function.m_Count += 1; - if (!g_PrevFunctionName.empty()) - { - Function.m_ChildrenNames.insert(g_PrevFunctionName); - } - std::swap(g_PrevFunctionName, FunctionName); // We only care about moving FunctionName into g_PrevFunctionName - return; - } -} - - - - - -void OnEndElement(void * a_Data, const char * a_Element) -{ - if (strcmp(a_Element, "LEAK") == 0) - { - g_CurrentID = -1; - g_CurrentSize = -1; - return; - } -} - - - - - -bool CompareFnInt(const std::pair & a_First, const std::pair & a_Second) -{ - return (a_First.second < a_Second.second); -} - - - - - -void WriteSizeStatistics(void) -{ - typedef std::vector > StringIntPairs; - StringIntPairs FnSizes; - - cFile f("memdump_totals.txt", cFile::fmWrite); - if (!f.IsOpen()) - { - LOGERROR("Cannot open memdump_totals.txt"); - return; - } - - for (FunctionMap::iterator itr = g_FnMap.begin(), end = g_FnMap.end(); itr != end; ++itr) - { - FnSizes.push_back(std::pair(itr->first, itr->second.m_Size)); - } // for itr - g_FnSizes[] - std::sort(FnSizes.begin(), FnSizes.end(), CompareFnInt); - - for (StringIntPairs::const_iterator itr = FnSizes.begin(), end = FnSizes.end(); itr != end; ++itr) - { - f.Printf("%d\t%s\n", itr->second, itr->first.c_str()); - } // for itr - FnSizes[] -} - - - - - -void WriteCountStatistics(void) -{ - typedef std::vector > StringIntPairs; - StringIntPairs FnCounts; - - cFile f("memdump_counts.txt", cFile::fmWrite); - if (!f.IsOpen()) - { - LOGERROR("Cannot open memdump_counts.txt"); - return; - } - - for (FunctionMap::iterator itr = g_FnMap.begin(), end = g_FnMap.end(); itr != end; ++itr) - { - FnCounts.push_back(std::pair(itr->first, itr->second.m_Count)); - } // for itr - g_FnSizes[] - std::sort(FnCounts.begin(), FnCounts.end(), CompareFnInt); - - for (StringIntPairs::const_iterator itr = FnCounts.begin(), end = FnCounts.end(); itr != end; ++itr) - { - f.Printf("%d\t%s\n", itr->second, itr->first.c_str()); - } // for itr - FnSizes[] -} - - - - - -AString HTMLEscape(const AString & a_Text) -{ - AString res; - res.reserve(a_Text.size()); - size_t len = a_Text.length(); - for (size_t i = 0; i < len; i++) - { - switch (a_Text[i]) - { - case '<': res.append("<
"); break; - case '>': res.append("
>"); break; - case '&': res.append("&"); break; - default: - { - res.push_back(a_Text[i]); - } - } - } // for i - a_Text[] - return res; -} - - - - - -void WriteDotGraph(void) -{ - cFile f("memdump.dot", cFile::fmWrite); - if (!f.IsOpen()) - { - LOGERROR("Cannot open memdump.dot"); - return; - } - - f.Printf("digraph {\n\tnode [shape=plaintext]\n\n"); - for (FunctionMap::const_iterator itrF = g_FnMap.begin(), endF = g_FnMap.end(); itrF != endF; ++itrF) - { - f.Printf("\t\"%s\" [label=<%s
%d bytes (%d KiB)
%d blocks>]\n", - itrF->first.c_str(), - HTMLEscape(itrF->first).c_str(), - itrF->second.m_Size, - (itrF->second.m_Size + 1023) / 1024, - itrF->second.m_Count - ); - const AStringSet & Children = itrF->second.m_ChildrenNames; - for (AStringSet::const_iterator itrN = Children.begin(), endN = Children.end(); itrN != endN; ++itrN) - { - f.Printf("\t\t\"%s\" -> \"%s\"\n", itrF->first.c_str(), itrN->c_str()); - } - f.Printf("\n"); - } // for itr - f.Printf("}\n"); -} - - - - - -int main(int argc, char * argv[]) -{ - // Open the dump file: - cFile f("memdump.xml", cFile::fmRead); - if (!f.IsOpen()) - { - printf("Cannot open memdump.xml\n"); - return 1; - } - - // Create the XML parser: - XML_Parser Parser = XML_ParserCreate(NULL); - XML_SetElementHandler(Parser, OnStartElement, OnEndElement); - - // Feed the file through XML parser: - char Buffer[512 KiB]; - while (true) - { - int NumBytes = f.Read(Buffer, sizeof(Buffer)); - if (NumBytes <= 0) - { - break; - } - XML_Parse(Parser, Buffer, NumBytes, false); - putc('.', stdout); - } - XML_Parse(Parser, "", 0, true); - f.Close(); - - // Output the statistics - WriteSizeStatistics(); - WriteCountStatistics(); - WriteDotGraph(); - - return 0; -} - - - - -- cgit v1.2.3