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Ondrej Novak
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276
crashdump.cpp
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276
crashdump.cpp
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#define WINVER 0x0500
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#include <windows.h>
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#include <stdio.h>
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#include <malloc.h>
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#include <stdlib.h>
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#ifndef __specstrings
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#define __specstrings
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#define PSTR char *
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#define PCSTR const char *
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#define PULONG_PTR DWORD *
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#define ULONG_PTR DWORD
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#define __in
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#define __out
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#define __inout
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#define __in_opt
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#define __out_opt
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#define __inout_opt
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#define __in_ecount(x)
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#define __out_ecount(x)
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#define __inout_ecount(x)
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#define __in_bcount(x)
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#define __out_bcount(x)
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#define __inout_bcount(x)
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#define __deref_opt_out
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#define __deref_out
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#define __out_xcount(x)
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#endif
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#include <DbgHelp.h>
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typedef BOOL (WINAPI *MiniDumpWriteDump_Type)(
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HANDLE hProcess,
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DWORD ProcessId,
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HANDLE hFile,
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MINIDUMP_TYPE DumpType,
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PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
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PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
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PMINIDUMP_CALLBACK_INFORMATION CallbackParam
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);
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static MiniDumpWriteDump_Type MiniDumpWriteDumpFn;
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static DWORD WINAPI SafeMsgBox(LPVOID text)
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{
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MessageBox(NULL,(LPCTSTR)text,NULL,MB_OK|MB_SYSTEMMODAL);
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return 0;
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}
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static bool GenerateMinidump(MINIDUMP_EXCEPTION_INFORMATION *ExceptionInfo, MINIDUMP_TYPE flags,const char *sufix)
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{
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char buff[MAX_PATH+50];
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HANDLE hFile;
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GetModuleFileName(NULL,buff,MAX_PATH);
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strcat(buff,sufix);
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hFile=CreateFile(buff,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,0,NULL);
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if (hFile==NULL)
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{
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char *text=(char *)alloca(strlen(buff)+200);
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sprintf(text,"Nemohu vytvorit soubor zaznamu '%s', zkontroluje prava zapisu do adresare hry",buff);
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MessageBox(0,text,0,MB_SYSTEMMODAL);
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return false;
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}
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else
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{
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if (MiniDumpWriteDumpFn(GetCurrentProcess(),GetCurrentProcessId(),hFile,flags,ExceptionInfo,NULL,NULL)!=TRUE)
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{
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char *text=(char *)alloca(strlen(buff)+200);
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sprintf(text,"Selhalo volani MiniDumpWriteDump. Nelze vygenerovat zaznam do souboru '%s'",buff);
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MessageBox(0,text,0,MB_SYSTEMMODAL);
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return false;
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}
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CloseHandle(hFile);
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}
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return true;
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}
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static BOOL WINAPI CloseOneWindow(HWND hWnd, LPARAM lParam)
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{
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CloseWindow(hWnd);
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return TRUE;
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}
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static void CloseAllWindows()
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{
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EnumThreadWindows(GetCurrentThreadId(),CloseOneWindow,NULL);
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}
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extern "C" { int GetExeVersion();}
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static DWORD WINAPI PostError(LPVOID p)
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{
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char buff[MAX_PATH+50];
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char dmp[MAX_PATH+50];
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char product[MAX_PATH];
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char *tmp;
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GetModuleFileName(NULL,buff,MAX_PATH);
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tmp=strrchr(buff,'\\');
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if (tmp==0) tmp=buff;else tmp++;
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strcpy(product,tmp);
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strcpy(dmp,buff);
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strcpy(strrchr(buff,'\\')+1,"poslichybu.html");
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strcat(dmp,".short.dmp");
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DeleteFile(buff);
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HANDLE h=CreateFile(buff,GENERIC_WRITE,0,0,CREATE_ALWAYS,0,0);
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if (h!=INVALID_HANDLE_VALUE)
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{
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DWORD wrt;
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DWORD rd;
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const char *form1=
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"<?xml version=\"1.0\" encoding=\"Windows-1250\"?>"
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"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">"
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"<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"cs\" lang=\"cs\">"
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"<head>"
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"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=windows-1250\" />"
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"<title>Brány Skeldalu - formuláø k odeslání chyby</title>"
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"<style type=\"text/css\">\n"
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"@import url(\"http://skeldal.jinak.cz/style.css\");\n"
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"</style>"
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"</head>"
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"<body>"
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"<div style=\"float: left; width: 155px;\"><img src=\"http://skeldal.jinak.cz/logo.jpg\" alt=\"logo\" width=\"150\" height=\"82\"/></div>"
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"<div style=\"margin-left: 180px;margin-right: 50px;\">"
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"<h1>Brány Skeldalu - formuláø k odeslání chyby</h1>"
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"<p>Autor programu se omlouvá za chybu a prosí Vás, abyste pomohl pøi odhalování chyb.<br />"
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"Staèí když pravdivì vyplníte odešlete následující formuláø.<br />"
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"Pokuste se prosím napsat co nejvíce informací.<br />"
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"<b>K formuláøi je pøiložen soubor obsahující záznam o chybì.</b><br /><br />"
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"Dìkujeme za spolupráci</p>"
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"<hr />"
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"<form enctype=\"multipart/form-data\" action=\"http://skeldal.jinak.cz/bugreport.php\" method=\"post\"><div>"
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"<div>Váš e-mail pro pøípad, že bysme vás chtìli kontaktovat: (nepovinné)</div>"
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"<input type=\"text\" name=\"email\" value=\"\" size=\"50\"/>"
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"<div>Napište prosím další informace o tom, za jakých podmínek chyba vznikla, popøípadì jak chybu znovu vyvolat</div>"
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"<textarea cols=\"50\" rows=\"10\" name=\"popis\" style=\"width:100%\"></textarea>"
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"<div>Pøípadnì pøiložte uloženou pozici nebo jiné soubory související s chybou</div>"
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"<input name=\"userfile\" type=\"file\" size=\"50\" />"
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"<hr /><div>"
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"Pozor: Formuláø také obsahuje informace o poslední chybì.<br />"
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"Nepoužívejte tento formuláø k odeslání jiných chybových hlášení.</div>"
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"<p><a href=\"http://skeldal.jinak.cz/main.php?page=soukromí\">Prohlášení o ochranì soukromých údajù</a></p>"
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"<hr />"
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"<input type=\"submit\" value=\"Odeslat záznam o chybì\" /><br />"
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"<input type=\"hidden\" name=\"data\" value=\"";
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WriteFile(h,(void *)(form1),strlen(form1),&wrt,0);
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HANDLE v=CreateFile(dmp,GENERIC_READ,0,0,OPEN_EXISTING,0,0);
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if (v==INVALID_HANDLE_VALUE)
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{
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MessageBox(0,"Nebylo mozne otevrit soubor se zaznamem o chybe. Soubor je nepristupny",0,MB_OK|MB_SYSTEMMODAL);
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return 0;
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}
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unsigned char buff[256];
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do
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{
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ReadFile(v,buff,128,&rd,0);
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for (int i=127;i>=0;i--)
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{
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char tmp[3];
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sprintf(tmp,"%02X",buff[i]);
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buff[i*2]=tmp[0];
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buff[i*2+1]=tmp[1];
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}
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WriteFile(h,buff,rd*2,&wrt,0);
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}while (rd);
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CloseHandle(v);
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const char *form2="\" /><input type=\"hidden\" name=\"version\" value=\"";
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WriteFile(h,(void *)(form2),strlen(form2),&wrt,0);
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wsprintf((char *)buff,"%d",GetExeVersion());
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WriteFile(h,buff,strlen((char *)buff),&wrt,0);
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const char *form3="\" /><input type=\"hidden\" name=\"product\" value=\"";
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WriteFile(h,(void *)(form3),strlen(form3),&wrt,0);
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WriteFile(h,(void *)(product),strlen(product),&wrt,0);
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const char *form4="\" /></div></form> <p>"
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"<img "
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"src=\"http://www.w3.org/Icons/valid-xhtml10\" "
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"alt=\"Valid XHTML 1.0!\" height=\"31\" width=\"88\" /></p></div></body></html>";
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WriteFile(h,(void *)(form4),strlen(form4),&wrt,0);
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CloseHandle(h);
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}
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int i=MessageBox(NULL,"Zaznam o chybe dokoncen. Soubory se zaznamy byly ulozeny do slozky hry. "
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"Prosim nemazte tyto soubory, je mozne, ze budou potrebne k hlubsi analyze chyby. "
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"Hlaseni o chybe je nyni mozne odeslat po internetu k dalsimu prozkoumani. "
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"Pokud neni pocitac pripojen k internetu trvale, bude nutne jej pripojit nyni.\r\n\r\n"
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"Chcete zaznam o chybe odeslat?",0,MB_YESNO|MB_SYSTEMMODAL);
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if (i==IDYES)
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{
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if (h==INVALID_HANDLE_VALUE || (UINT)ShellExecute(0,0,buff,0,0,SW_NORMAL)<32)
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MessageBox(0,"Nastala chyba pri otevirani formulare. Formular prosim otevrete rucne - soubor 'poslichybu.html'",0,MB_OK|MB_SYSTEMMODAL);
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}
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else
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{
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MessageBox(0,"Informace o chybe lze odeslat pozdeji pomoci formulare 'poslichybu.html', jenz byl vytvoren ve slozce hry",0,MB_OK|MB_SYSTEMMODAL);
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}
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return 0;
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}
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static DWORD WINAPI CrashReportGenerateThread(LPVOID data)
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{
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MINIDUMP_EXCEPTION_INFORMATION *ExceptionInfo=(MINIDUMP_EXCEPTION_INFORMATION *)data;
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HWND hwnd;
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int res;
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if (MiniDumpWriteDumpFn!=NULL)
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{
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hwnd=CreateWindowEx(WS_EX_TOPMOST,"STATIC","V programu nastala chyba\r\n\r\nSystem Windows nyni sbira informace o chybe a generuje potrebne soubory.\r\nProsim cekejte, tato operace muze trvat trochu dele...",WS_POPUP|
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WS_DLGFRAME|WS_VISIBLE|SS_CENTER,0,0,640,80,NULL,NULL,GetModuleHandle(NULL),NULL);
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UpdateWindow(hwnd);
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if (GenerateMinidump(ExceptionInfo,MiniDumpNormal,".short.dmp")==false) return 0;
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GenerateMinidump(ExceptionInfo,MiniDumpWithDataSegs,".long.dmp");
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GenerateMinidump(ExceptionInfo,MiniDumpWithFullMemory,".full.dmp");
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PostError(0);
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DestroyWindow(hwnd);
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}
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else
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{
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res=MessageBox(0,"V programu nastala chyba. Bohuzel neni pritomen soubor DbgHelp.dll v adresari hry, "
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"neni tedy mozne vytvorit zaznam o chybe. Ze stranek http://skeldal.jinak.cz je mozne"
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"tento soubor stahnout a tim pomoci autorovi odhalit a opravit tyto zaludne pady.\r\n\r\n"
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"Chcete prejit na stranky obsahujici posledni verze potrebnych souboru?",0,MB_YESNO|MB_SYSTEMMODAL);
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if (res==IDYES)
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ShellExecute(0,0,"http://skeldal.jinak.cz/main.php?page=download",0,0,SW_NORMAL);
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}
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return 0;
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}
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static LONG WINAPI CrashReportGenerate(EXCEPTION_POINTERS *ExceptionInfo)
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{
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HANDLE msg;
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MINIDUMP_EXCEPTION_INFORMATION nfo;
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nfo.ThreadId=GetCurrentThreadId();
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nfo.ExceptionPointers=ExceptionInfo;
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nfo.ClientPointers=FALSE;
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// CloseAllWindows();
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msg=CreateThread(NULL,0,CrashReportGenerateThread,(void *)&nfo,0,NULL);
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WaitForSingleObject(msg,INFINITE);
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ExitProcess(1);
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return 0;
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}
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extern "C"
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{
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void CrashReportOnBuffOverrun()
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{
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__try
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{
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RaiseException(EXCEPTION_ARRAY_BOUNDS_EXCEEDED,EXCEPTION_NONCONTINUABLE,0,0);
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}
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__except(CrashReportGenerate(GetExceptionInformation()))
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{
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}
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}
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extern char __report_gsfailure();
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void InitCrashDump()
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{
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char *p=(char *)(&__report_gsfailure);
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DWORD oldProtect;
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::VirtualProtect(p,150,PAGE_EXECUTE_WRITECOPY,&oldProtect);
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*p=0xCC;
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::VirtualProtect(p,150,PAGE_EXECUTE_READ,&oldProtect);
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SetUnhandledExceptionFilter(CrashReportGenerate);
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HMODULE lib=LoadLibrary("DbgHelp.dll");
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MiniDumpWriteDumpFn=(MiniDumpWriteDump_Type)GetProcAddress(lib,"MiniDumpWriteDump");
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}
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}
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