[PATCH 1/5] dwrite: Return zeroed fsCsb for OS/2 table of version 0
Nikolay Sivov
nsivov at codeweavers.com
Sun Dec 4 10:22:12 CST 2016
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
dlls/dwrite/opentype.c | 10 ++++++++--
dlls/dwrite/tests/font.c | 10 ++++++++--
2 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/dlls/dwrite/opentype.c b/dlls/dwrite/opentype.c
index 3205b7f..3fe4690 100644
--- a/dlls/dwrite/opentype.c
+++ b/dlls/dwrite/opentype.c
@@ -1923,8 +1923,14 @@ HRESULT opentype_get_font_signature(struct file_stream_desc *stream_desc, FONTSI
fontsig->fsUsb[2] = GET_BE_DWORD(tt_os2->ulUnicodeRange3);
fontsig->fsUsb[3] = GET_BE_DWORD(tt_os2->ulUnicodeRange4);
- fontsig->fsCsb[0] = GET_BE_DWORD(tt_os2->ulCodePageRange1);
- fontsig->fsCsb[1] = GET_BE_DWORD(tt_os2->ulCodePageRange2);
+ if (GET_BE_WORD(tt_os2->version) == 0) {
+ fontsig->fsCsb[0] = 0;
+ fontsig->fsCsb[1] = 0;
+ }
+ else {
+ fontsig->fsCsb[0] = GET_BE_DWORD(tt_os2->ulCodePageRange1);
+ fontsig->fsCsb[1] = GET_BE_DWORD(tt_os2->ulCodePageRange2);
+ }
IDWriteFontFileStream_ReleaseFileFragment(stream_desc->stream, os2_context);
}
diff --git a/dlls/dwrite/tests/font.c b/dlls/dwrite/tests/font.c
index 12327a5..8df6f44 100644
--- a/dlls/dwrite/tests/font.c
+++ b/dlls/dwrite/tests/font.c
@@ -6267,8 +6267,14 @@ static void get_expected_fontsig(IDWriteFont *font, FONTSIGNATURE *fontsig)
fontsig->fsUsb[2] = GET_BE_DWORD(tt_os2->ulUnicodeRange3);
fontsig->fsUsb[3] = GET_BE_DWORD(tt_os2->ulUnicodeRange4);
- fontsig->fsCsb[0] = GET_BE_DWORD(tt_os2->ulCodePageRange1);
- fontsig->fsCsb[1] = GET_BE_DWORD(tt_os2->ulCodePageRange2);
+ if (GET_BE_WORD(tt_os2->version) == 0) {
+ fontsig->fsCsb[0] = 0;
+ fontsig->fsCsb[1] = 0;
+ }
+ else {
+ fontsig->fsCsb[0] = GET_BE_DWORD(tt_os2->ulCodePageRange1);
+ fontsig->fsCsb[1] = GET_BE_DWORD(tt_os2->ulCodePageRange2);
+ }
IDWriteFontFace_ReleaseFontTable(fontface, os2_context);
}
--
2.10.2
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