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5ab5e1c5df
Protect MSVCRT__acmdln global variable from corruption.
285 lines
8.5 KiB
C
285 lines
8.5 KiB
C
/*
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* msvcrt.dll dll data items
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*
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* Copyright 2000 Jon Griffiths
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*/
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#include <math.h>
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#include "msvcrt.h"
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DEFAULT_DEBUG_CHANNEL(msvcrt);
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unsigned int MSVCRT___argc;
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unsigned int MSVCRT_basemajor;/* FIXME: */
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unsigned int MSVCRT_baseminor;/* FIXME: */
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unsigned int MSVCRT_baseversion; /* FIXME: */
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unsigned int MSVCRT__commode;
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unsigned int MSVCRT__fmode;
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unsigned int MSVCRT_osmajor;/* FIXME: */
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unsigned int MSVCRT_osminor;/* FIXME: */
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unsigned int MSVCRT_osmode;/* FIXME: */
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unsigned int MSVCRT__osver;
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unsigned int MSVCRT_osversion; /* FIXME: */
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unsigned int MSVCRT__winmajor;
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unsigned int MSVCRT__winminor;
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unsigned int MSVCRT__winver;
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unsigned int MSVCRT__sys_nerr;
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unsigned int MSVCRT___setlc_active;
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unsigned int MSVCRT___unguarded_readlc_active;
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double MSVCRT__HUGE;
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char **MSVCRT___argv;
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WCHAR **MSVCRT___wargv;
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char *MSVCRT__acmdln;
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WCHAR *MSVCRT__wcmdln;
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char *MSVCRT__environ;
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WCHAR *MSVCRT__wenviron;
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char **MSVCRT___initenv;
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WCHAR **MSVCRT___winitenv;
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int MSVCRT_timezone;
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int MSVCRT_app_type;
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typedef void (__cdecl *MSVCRT__INITTERMFUN)(void);
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/***********************************************************************
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* __p___argc (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p___argc(void) { return &MSVCRT___argc; }
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/***********************************************************************
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* __p__commode (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__commode(void) { return &MSVCRT__commode; }
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/***********************************************************************
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* __p__fmode (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__fmode(void) { return &MSVCRT__fmode; }
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/***********************************************************************
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* __p__osver (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__osver(void) { return &MSVCRT__osver; }
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/***********************************************************************
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* __p__winmajor (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__winmajor(void) { return &MSVCRT__winmajor; }
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/***********************************************************************
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* __p__winminor (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__winminor(void) { return &MSVCRT__winminor; }
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/***********************************************************************
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* __p__winver (MSVCRT.@)
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*/
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unsigned int *__cdecl MSVCRT___p__winver(void) { return &MSVCRT__winver; }
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/*********************************************************************
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* __p__acmdln (MSVCRT.@)
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*/
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char **__cdecl MSVCRT___p__acmdln(void) { return &MSVCRT__acmdln; }
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/*********************************************************************
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* __p__wcmdln (MSVCRT.@)
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*/
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WCHAR **__cdecl MSVCRT___p__wcmdln(void) { return &MSVCRT__wcmdln; }
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/*********************************************************************
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* __p___argv (MSVCRT.@)
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*/
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char ***__cdecl MSVCRT___p___argv(void) { return &MSVCRT___argv; }
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/*********************************************************************
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* __p___wargv (MSVCRT.@)
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*/
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WCHAR ***__cdecl MSVCRT___p___wargv(void) { return &MSVCRT___wargv; }
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/*********************************************************************
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* __p__environ (MSVCRT.@)
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*/
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char **__cdecl MSVCRT___p__environ(void) { return &MSVCRT__environ; }
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/*********************************************************************
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* __p__wenviron (MSVCRT.@)
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*/
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WCHAR **__cdecl MSVCRT___p__wenviron(void) { return &MSVCRT__wenviron; }
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/*********************************************************************
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* __p___initenv (MSVCRT.@)
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*/
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char ***__cdecl MSVCRT___p___initenv(void) { return &MSVCRT___initenv; }
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/*********************************************************************
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* __p___winitenv (MSVCRT.@)
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*/
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WCHAR ***__cdecl MSVCRT___p___winitenv(void) { return &MSVCRT___winitenv; }
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/*********************************************************************
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* __p__timezone (MSVCRT.@)
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*/
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int *__cdecl MSVCRT___p__timezone(void) { return &MSVCRT_timezone; }
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/* INTERNAL: Create a wide string from an ascii string */
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static WCHAR *wstrdupa(const char *str)
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{
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const size_t len = strlen(str) + 1 ;
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WCHAR *wstr = MSVCRT_malloc(len* sizeof (WCHAR));
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if (!wstr)
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return NULL;
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MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED,str,len*sizeof(char),wstr,len* sizeof (WCHAR));
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return wstr;
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}
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/* INTERNAL: Since we can't rely on Winelib startup code calling w/getmainargs,
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* we initialise data values during DLL loading. The when called by a native
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* program we simply return the data we've already initialised. This also means
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* you can call multiple times without leaking
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*/
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void MSVCRT_init_args(void)
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{
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char *cmdline, **xargv = NULL;
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WCHAR *wcmdline, **wxargv = NULL;
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int xargc,end,last_arg,afterlastspace;
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DWORD version;
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MSVCRT__acmdln = MSVCRT__strdup( GetCommandLineA() );
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MSVCRT__wcmdln = wcmdline = wstrdupa(MSVCRT__acmdln);
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/* Make a copy of MSVCRT__acmdln to be able modify it.
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We will free it at the end of processing. */
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cmdline = MSVCRT__strdup(MSVCRT__acmdln);
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TRACE("got '%s', wide = '%s'\n", cmdline, debugstr_w(wcmdline));
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version = GetVersion();
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MSVCRT__osver = version >> 16;
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MSVCRT__winminor = version & 0xFF;
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MSVCRT__winmajor = (version>>8) & 0xFF;
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MSVCRT_baseversion = version >> 16;
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MSVCRT__winver = ((version >> 8) & 0xFF) + ((version & 0xFF) << 8);
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MSVCRT_baseminor = (version >> 16) & 0xFF;
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MSVCRT_basemajor = (version >> 24) & 0xFF;
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MSVCRT_osversion = version & 0xFFFF;
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MSVCRT_osminor = version & 0xFF;
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MSVCRT_osmajor = (version>>8) & 0xFF;
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MSVCRT__sys_nerr = 43;
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MSVCRT__HUGE = HUGE_VAL;
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MSVCRT___setlc_active = 0;
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MSVCRT___unguarded_readlc_active = 0;
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MSVCRT_timezone = 0;
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/* FIXME: set app type for Winelib apps */
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end = last_arg = xargc = afterlastspace = 0;
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while (1)
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{
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if ((cmdline[end]==' ') || (cmdline[end]=='\0'))
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{
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if (cmdline[end]=='\0')
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last_arg=1;
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else
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cmdline[end]='\0';
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/* alloc xargc + NULL entry */
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xargv=(char**)HeapReAlloc( GetProcessHeap(), 0, xargv,
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sizeof(char*)*(xargc+1));
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wxargv=(WCHAR**)HeapReAlloc( GetProcessHeap(), 0, wxargv,
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sizeof(WCHAR*)*(xargc+1));
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if (strlen(cmdline+afterlastspace))
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{
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xargv[xargc] = MSVCRT__strdup(cmdline+afterlastspace);
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wxargv[xargc] = wstrdupa(xargv[xargc]);
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xargc++;
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if (!last_arg) /* need to seek to the next arg ? */
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{
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end++;
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while (cmdline[end]==' ')
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end++;
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}
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afterlastspace=end;
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}
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else
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{
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xargv[xargc] = NULL;
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wxargv[xargc] = NULL; /* the last entry is NULL */
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break;
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}
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}
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else
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end++;
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}
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MSVCRT___argc = xargc;
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MSVCRT___argv = xargv;
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MSVCRT___wargv = wxargv;
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/* Free a no more needed copy of the command line */
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MSVCRT_free( cmdline );
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TRACE("found %d arguments\n",MSVCRT___argc);
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MSVCRT__environ = GetEnvironmentStringsA();
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MSVCRT___initenv = &MSVCRT__environ;
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MSVCRT__wenviron = GetEnvironmentStringsW();
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MSVCRT___winitenv = &MSVCRT__wenviron;
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}
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/* INTERNAL: free memory used by args */
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void MSVCRT_free_args(void)
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{
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/* FIXME */
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}
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/*********************************************************************
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* __getmainargs (MSVCRT.@)
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*/
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void __cdecl MSVCRT___getmainargs(int *argc, char ***argv, char **environ,
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int expand_wildcards, void *_startupinfo)
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{
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TRACE("(%p,%p,%p,%d,%p).\n", argc, argv, environ, expand_wildcards, _startupinfo);
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*argc = MSVCRT___argc;
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*argv = MSVCRT___argv;
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*environ = MSVCRT__environ;
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}
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/*********************************************************************
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* __wgetmainargs (MSVCRT.@)
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*/
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void __cdecl MSVCRT___wgetmainargs(int *argc, WCHAR ***wargv, WCHAR **wenviron,
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int expand_wildcards, void *_startupinfo)
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{
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TRACE("(%p,%p,%p,%d,%p).\n", argc, wargv, wenviron, expand_wildcards, _startupinfo);
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*argc = MSVCRT___argc;
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*wargv = MSVCRT___wargv;
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*wenviron = MSVCRT__wenviron;
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}
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/*********************************************************************
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* _initterm (MSVCRT.@)
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*/
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unsigned int __cdecl MSVCRT__initterm(MSVCRT__INITTERMFUN *start,MSVCRT__INITTERMFUN *end)
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{
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MSVCRT__INITTERMFUN*current = start;
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TRACE("(%p,%p)\n",start,end);
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while (current<end)
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{
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if (*current)
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{
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TRACE("Call init function %p\n",*current);
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(**current)();
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TRACE("returned\n");
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}
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current++;
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}
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return 0;
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}
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/*********************************************************************
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* __set_app_type (MSVCRT.@)
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*/
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void __cdecl MSVCRT___set_app_type(int app_type)
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{
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TRACE("(%d) %s application\n", app_type, app_type == 2 ? "Gui" : "Console");
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MSVCRT_app_type = app_type;
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}
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