Commit c8dcafc6 authored by Andreas Mohr's avatar Andreas Mohr Committed by Alexandre Julliard

Fixed overflow and signed/unsigned behaviour.

parent 3c4538c8
......@@ -969,6 +969,7 @@ int PROFILE_GetWineIniInt( const char *section, const char *key_name, int def )
PROFILE_GetWineIniString( section, key_name, "", buffer, sizeof(buffer) );
if (!buffer[0]) return def;
/* FIXME: strtol wrong ?? see GetPrivateProfileIntA */
result = strtol( buffer, &p, 0 );
return (p == buffer) ? 0 /* No digits at all */ : (int)result;
}
......@@ -1349,12 +1350,10 @@ BOOL WINAPI WriteProfileStringW( LPCWSTR section, LPCWSTR entry,
UINT16 WINAPI GetPrivateProfileInt16( LPCSTR section, LPCSTR entry,
INT16 def_val, LPCSTR filename )
{
long result=(long)GetPrivateProfileIntA(section,entry,def_val,filename);
if (result > 65535) return 65535;
if (result >= 0) return (UINT16)result;
if (result < -32768) return -32768;
return (UINT16)(INT16)result;
/* we used to have some elaborate return value limitation (<= -32768 etc.)
* here, but Win98SE doesn't care about this at all, so I deleted it.
* AFAIR versions prior to Win9x had these limits, though. */
return (INT16)GetPrivateProfileIntA(section,entry,def_val,filename);
}
/***********************************************************************
......@@ -1364,14 +1363,22 @@ UINT WINAPI GetPrivateProfileIntA( LPCSTR section, LPCSTR entry,
INT def_val, LPCSTR filename )
{
char buffer[20];
char *p;
long result;
PROFILE_GetPrivateProfileString( section, entry, "",
buffer, sizeof(buffer), filename, FALSE );
if (!PROFILE_GetPrivateProfileString( section, entry, "",
buffer, sizeof(buffer), filename, FALSE ))
return def_val;
/* FIXME: if entry can be found but it's empty, then Win16 is
* supposed to return 0 instead of def_val ! Difficult/problematic
* to implement (every other failure also returns zero buffer),
* thus wait until testing framework avail for making sure nothing
* else gets broken that way. */
if (!buffer[0]) return (UINT)def_val;
result = strtol( buffer, &p, 0 );
if (p == buffer) return 0; /* No digits at all */
/* Don't use strtol() here !
* (returns LONG_MAX/MIN on overflow instead of "proper" overflow)
YES, scan for unsigned format ! (otherwise compatibility error) */
if (!sscanf(buffer, "%lu", &result)) return 0;
return (UINT)result;
}
......
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