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msi: Improve font version parsing.

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This commit is contained in:
Hans Leidekker 2011-09-23 11:12:40 +02:00 committed by Alexandre Julliard
parent 7c7e0bd51d
commit 19a965f581
1 changed files with 21 additions and 18 deletions
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35
dlls/msi/font.c
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@ -145,25 +145,18 @@ static WCHAR *load_ttf_name_id( const WCHAR *filename, DWORD id )
ttRecord.uNameID = SWAPWORD(ttRecord.uNameID);
if (ttRecord.uNameID == id)
{
int nPos;
LPSTR buf;
ttRecord.uStringLength = SWAPWORD(ttRecord.uStringLength);
ttRecord.uStringOffset = SWAPWORD(ttRecord.uStringOffset);
nPos = SetFilePointer(handle, 0, NULL, FILE_CURRENT);
SetFilePointer(handle, tblDir.uOffset + ttRecord.uStringOffset + ttNTHeader.uStorageOffset,
NULL, FILE_BEGIN);
buf = msi_alloc_zero( ttRecord.uStringLength + 1 );
if (!(buf = msi_alloc_zero( ttRecord.uStringLength + 1 ))) goto end;
ReadFile(handle, buf, ttRecord.uStringLength, &dwRead, NULL);
if (strlen(buf) > 0)
{
ret = strdupAtoW(buf);
msi_free(buf);
break;
}
msi_free(buf);
SetFilePointer(handle,nPos, NULL, FILE_BEGIN);
}
}
end:
@ -179,6 +172,12 @@ static WCHAR *font_name_from_file( const WCHAR *filename )
if ((name = load_ttf_name_id( filename, NAME_ID_FULL_FONT_NAME )))
{
if (!name[0])
{
WARN("empty font name\n");
msi_free( name );
return NULL;
}
ret = msi_alloc( (strlenW( name ) + strlenW( truetypeW ) + 1 ) * sizeof(WCHAR) );
strcpyW( ret, name );
strcatW( ret, truetypeW );
@ -189,22 +188,26 @@ static WCHAR *font_name_from_file( const WCHAR *filename )
WCHAR *msi_font_version_from_file( const WCHAR *filename )
{
static const WCHAR dotzerodotzeroW[] = {'.','0','.','0',0};
WCHAR *version, *p, *ret = NULL;
int len;
static const WCHAR fmtW[] = {'%','u','.','%','u','.','0','.','0',0};
WCHAR *version, *p, *q, *ret = NULL;
if ((version = load_ttf_name_id( filename, NAME_ID_VERSION )))
{
int len, major = 0, minor = 0;
if ((p = strchrW( version, ';' ))) *p = 0;
p = version;
while (*p && !isdigitW( *p )) p++;
len = strlenW( p ) + strlenW(dotzerodotzeroW) + 1;
ret = msi_alloc( len * sizeof(WCHAR) );
strcpyW( ret, p );
if ((p = strchrW( p, '.' )) && !(p = strchrW( p + 1, '.' )))
if ((q = strchrW( p, '.' )))
{
strcatW( ret, dotzerodotzeroW );
major = atoiW( p );
p = ++q;
while (*q && isdigitW( *q )) q++;
if (!*q || *q == ' ') minor = atoiW( p );
else major = 0;
}
len = strlenW( fmtW ) + 20;
ret = msi_alloc( len * sizeof(WCHAR) );
sprintfW( ret, fmtW, major, minor );
msi_free( version );
}
return ret;