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dwrite/tests: Use safe table access helpers for GetFontSignature(). 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2022-04-20 20:44:31 +03:00 committed by Alexandre Julliard
parent c0584779f8
commit 77c06dfb29
1 changed files with 23 additions and 20 deletions
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43
dlls/dwrite/tests/font.c
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@ -157,7 +157,7 @@ enum TT_HEAD_MACSTYLE
TT_HEAD_MACSTYLE_EXTENDED = 1 << 6,
};
typedef struct
struct tt_os2
{
USHORT version;
SHORT xAvgCharWidth;
@ -202,7 +202,7 @@ typedef struct
USHORT usDefaultChar;
USHORT usBreakChar;
USHORT usMaxContext;
} TT_OS2_V2;
};
enum OS2_FSSELECTION {
OS2_FSSELECTION_ITALIC = 1 << 0,
@ -2024,7 +2024,7 @@ static void test_CreateFontFace(void)
static void get_expected_font_metrics(IDWriteFontFace *fontface, DWRITE_FONT_METRICS1 *metrics)
{
void *os2_context, *head_context, *post_context, *hhea_context;
const TT_OS2_V2 *tt_os2;
const struct tt_os2 *tt_os2;
const TT_HEAD *tt_head;
const TT_POST *tt_post;
const TT_HHEA *tt_hhea;
@ -2684,8 +2684,8 @@ static void get_logfont_from_font(IDWriteFont *font, LOGFONTW *logfont)
void *os2_context, *head_context;
IDWriteLocalizedStrings *names;
DWRITE_FONT_SIMULATIONS sim;
const struct tt_os2 *tt_os2;
IDWriteFontFace *fontface;
const TT_OS2_V2 *tt_os2;
DWRITE_FONT_STYLE style;
const TT_HEAD *tt_head;
LONG weight;
@ -6479,8 +6479,8 @@ static void test_GetGdiCompatibleMetrics(void)
static void get_expected_panose(IDWriteFont1 *font, DWRITE_PANOSE *panose)
{
const struct tt_os2 *tt_os2;
IDWriteFontFace *fontface;
const TT_OS2_V2 *tt_os2;
void *os2_context;
UINT32 size;
BOOL exists;
@ -7448,7 +7448,7 @@ static BOOL get_expected_is_symbol(IDWriteFontFace *fontface)
{
BOOL exists, is_symbol = FALSE;
struct dwrite_fonttable cmap;
const TT_OS2_V2 *tt_os2;
const struct tt_os2 *tt_os2;
const BYTE *tables;
void *os2_context;
WORD num_tables;
@ -8188,10 +8188,9 @@ static void test_CreateFontFaceReference(void)
static void get_expected_fontsig(IDWriteFont *font, FONTSIGNATURE *fontsig)
{
void *os2_context;
struct dwrite_fonttable os2;
IDWriteFontFace *fontface;
const TT_OS2_V2 *tt_os2;
UINT32 size;
WORD version;
BOOL exists;
HRESULT hr;
@ -8200,25 +8199,29 @@ static void get_expected_fontsig(IDWriteFont *font, FONTSIGNATURE *fontsig)
hr = IDWriteFont_CreateFontFace(font, &fontface);
ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
hr = IDWriteFontFace_TryGetFontTable(fontface, MS_OS2_TAG, (const void **)&tt_os2, &size, &os2_context, &exists);
hr = IDWriteFontFace_TryGetFontTable(fontface, MS_OS2_TAG, (const void **)&os2.data, &os2.size, &os2.context, &exists);
ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
if (tt_os2) {
fontsig->fsUsb[0] = GET_BE_DWORD(tt_os2->ulUnicodeRange1);
fontsig->fsUsb[1] = GET_BE_DWORD(tt_os2->ulUnicodeRange2);
fontsig->fsUsb[2] = GET_BE_DWORD(tt_os2->ulUnicodeRange3);
fontsig->fsUsb[3] = GET_BE_DWORD(tt_os2->ulUnicodeRange4);
if (os2.data)
{
fontsig->fsUsb[0] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulUnicodeRange1));
fontsig->fsUsb[1] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulUnicodeRange2));
fontsig->fsUsb[2] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulUnicodeRange3));
fontsig->fsUsb[3] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulUnicodeRange4));
if (GET_BE_WORD(tt_os2->version) == 0) {
version = table_read_be_word(&os2, NULL, FIELD_OFFSET(struct tt_os2, version));
if (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);
else
{
fontsig->fsCsb[0] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulCodePageRange1));
fontsig->fsCsb[1] = table_read_be_dword(&os2, NULL, FIELD_OFFSET(struct tt_os2, ulCodePageRange2));
}
IDWriteFontFace_ReleaseFontTable(fontface, os2_context);
IDWriteFontFace_ReleaseFontTable(fontface, os2.context);
}
IDWriteFontFace_Release(fontface);