[PATCH 2/5] wined3d: Validate and handle query size parameter. (resend)
Matteo Bruni
mbruni at codeweavers.com
Fri Jun 13 08:08:51 CDT 2014
---
dlls/d3d9/query.c | 5 +++-
dlls/d3d9/tests/device.c | 10 +++----
dlls/wined3d/query.c | 73 ++++++++++++++++++++++++++----------------------
3 files changed, 48 insertions(+), 40 deletions(-)
diff --git a/dlls/d3d9/query.c b/dlls/d3d9/query.c
index bb78d7f..6af89f6 100644
--- a/dlls/d3d9/query.c
+++ b/dlls/d3d9/query.c
@@ -153,8 +153,11 @@ static HRESULT WINAPI d3d9_query_GetData(IDirect3DQuery9 *iface, void *data, DWO
{
struct wined3d_query_data_timestamp_disjoint data_disjoint;
+ if (size > sizeof(data_disjoint.disjoint))
+ size = sizeof(data_disjoint.disjoint);
+
hr = wined3d_query_get_data(query->wined3d_query, &data_disjoint, sizeof(data_disjoint), flags);
- *(BOOL *)data = data_disjoint.disjoint;
+ memcpy(data, &data_disjoint.disjoint, size);
}
else
{
diff --git a/dlls/d3d9/tests/device.c b/dlls/d3d9/tests/device.c
index ffad0d6..ab52e19 100644
--- a/dlls/d3d9/tests/device.c
+++ b/dlls/d3d9/tests/device.c
@@ -4631,7 +4631,7 @@ static void test_occlusion_query_states(void)
if (!broken_occlusion)
ok(data.word[0] == (WORD)expected,
"Occlusion query returned an unexpected result (0x%.8x).\n", data.dword[0]);
- todo_wine ok(data.word[1] == 0xffff,
+ ok(data.word[1] == 0xffff,
"data was modified outside of the expected size (0x%.8x).\n", data.dword[0]);
memset(&data, 0xf0, sizeof(data));
@@ -4652,7 +4652,7 @@ static void test_occlusion_query_states(void)
memset(&data, 0xff, sizeof(data));
hr = IDirect3DQuery9_GetData(query, &data, 0, D3DGETDATA_FLUSH);
ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
- todo_wine ok(data.dword[0] == 0xffffffff, "Occlusion query returned an unexpected result (0x%.8x).\n", data.dword[0]);
+ ok(data.dword[0] == 0xffffffff, "Occlusion query returned an unexpected result (0x%.8x).\n", data.dword[0]);
/* This crashes on Windows. */
if (0)
@@ -4744,7 +4744,7 @@ static void test_timestamp_query(void)
memset(freq, 0xff, sizeof(freq));
hr = IDirect3DQuery9_GetData(freq_query, freq, sizeof(DWORD), D3DGETDATA_FLUSH);
ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
- todo_wine ok(freq[1] == 0xffffffff,
+ ok(freq[1] == 0xffffffff,
"freq was modified outside of the expected size (0x%.8x).\n", freq[1]);
hr = IDirect3DQuery9_GetData(freq_query, &freq, sizeof(freq), D3DGETDATA_FLUSH);
ok(hr == D3D_OK, "Got unexpected hr %#x.\n", hr);
@@ -4788,7 +4788,7 @@ static void test_timestamp_query(void)
memset(timestamp, 0xff, sizeof(timestamp));
hr = IDirect3DQuery9_GetData(query, timestamp, sizeof(DWORD), D3DGETDATA_FLUSH);
ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
- todo_wine ok(timestamp[1] == 0xffffffff,
+ ok(timestamp[1] == 0xffffffff,
"timestamp was modified outside of the expected size (0x%.8x).\n",
timestamp[1]);
@@ -4812,7 +4812,7 @@ static void test_timestamp_query(void)
memset(disjoint, 0xff, sizeof(disjoint));
hr = IDirect3DQuery9_GetData(disjoint_query, disjoint, sizeof(WORD), D3DGETDATA_FLUSH);
ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
- todo_wine ok(disjoint[1] == 0xffff,
+ ok(disjoint[1] == 0xffff,
"disjoint was modified outside of the expected size (0x%.4hx).\n", disjoint[1]);
hr = IDirect3DQuery9_GetData(disjoint_query, disjoint, sizeof(disjoint), D3DGETDATA_FLUSH);
ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
diff --git a/dlls/wined3d/query.c b/dlls/wined3d/query.c
index ef1ab17..b01e124 100644
--- a/dlls/wined3d/query.c
+++ b/dlls/wined3d/query.c
@@ -295,19 +295,23 @@ HRESULT CDECL wined3d_query_issue(struct wined3d_query *query, DWORD flags)
return query->query_ops->query_issue(query, flags);
}
+static void fill_query_data(void *out, unsigned int out_size, const void *result, unsigned int result_size)
+{
+ memcpy(out, result, min(out_size, result_size));
+}
+
static HRESULT wined3d_occlusion_query_ops_get_data(struct wined3d_query *query,
- void *pData, DWORD dwSize, DWORD flags)
+ void *data, DWORD size, DWORD flags)
{
struct wined3d_occlusion_query *oq = query->extendedData;
struct wined3d_device *device = query->device;
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
struct wined3d_context *context;
- DWORD* data = pData;
GLuint available;
GLuint samples;
HRESULT res;
- TRACE("(%p) : type D3DQUERY_OCCLUSION, pData %p, dwSize %#x, flags %#x.\n", query, pData, dwSize, flags);
+ TRACE("query %p, data %p, size %#x, flags %#x.\n", query, data, size, flags);
if (!oq->context)
query->state = QUERY_CREATED;
@@ -316,7 +320,8 @@ static HRESULT wined3d_occlusion_query_ops_get_data(struct wined3d_query *query,
{
/* D3D allows GetData on a new query, OpenGL doesn't. So just invent the data ourselves */
TRACE("Query wasn't yet started, returning S_OK\n");
- if(data) *data = 0;
+ samples = 0;
+ fill_query_data(data, size, &samples, sizeof(samples));
return S_OK;
}
@@ -330,14 +335,16 @@ static HRESULT wined3d_occlusion_query_ops_get_data(struct wined3d_query *query,
if (!gl_info->supported[ARB_OCCLUSION_QUERY])
{
WARN("%p Occlusion queries not supported. Returning 1.\n", query);
- *data = 1;
+ samples = 1;
+ fill_query_data(data, size, &samples, sizeof(samples));
return S_OK;
}
if (oq->context->tid != GetCurrentThreadId())
{
FIXME("%p Wrong thread, returning 1.\n", query);
- *data = 1;
+ samples = 1;
+ fill_query_data(data, size, &samples, sizeof(samples));
return S_OK;
}
@@ -349,12 +356,12 @@ static HRESULT wined3d_occlusion_query_ops_get_data(struct wined3d_query *query,
if (available)
{
- if (data)
+ if (size)
{
GL_EXTCALL(glGetQueryObjectuivARB(oq->id, GL_QUERY_RESULT_ARB, &samples));
checkGLcall("glGetQueryObjectuivARB(GL_QUERY_RESULT)");
TRACE("Returning %d samples.\n", samples);
- *data = samples;
+ fill_query_data(data, size, &samples, sizeof(samples));
}
res = S_OK;
}
@@ -369,19 +376,20 @@ static HRESULT wined3d_occlusion_query_ops_get_data(struct wined3d_query *query,
}
static HRESULT wined3d_event_query_ops_get_data(struct wined3d_query *query,
- void *pData, DWORD dwSize, DWORD flags)
+ void *data, DWORD size, DWORD flags)
{
struct wined3d_event_query *event_query = query->extendedData;
- BOOL *data = pData;
+ BOOL signaled;
enum wined3d_event_query_result ret;
- TRACE("query %p, pData %p, dwSize %#x, flags %#x.\n", query, pData, dwSize, flags);
+ TRACE("query %p, data %p, size %#x, flags %#x.\n", query, data, size, flags);
- if (!pData || !dwSize) return S_OK;
+ if (!data || !size) return S_OK;
if (!event_query)
{
WARN("Event query not supported by GL, reporting GPU idle.\n");
- *data = TRUE;
+ signaled = TRUE;
+ fill_query_data(data, size, &signaled, sizeof(signaled));
return S_OK;
}
@@ -390,16 +398,19 @@ static HRESULT wined3d_event_query_ops_get_data(struct wined3d_query *query,
{
case WINED3D_EVENT_QUERY_OK:
case WINED3D_EVENT_QUERY_NOT_STARTED:
- *data = TRUE;
+ signaled = TRUE;
+ fill_query_data(data, size, &signaled, sizeof(signaled));
break;
case WINED3D_EVENT_QUERY_WAITING:
- *data = FALSE;
+ signaled = FALSE;
+ fill_query_data(data, size, &signaled, sizeof(signaled));
break;
case WINED3D_EVENT_QUERY_WRONG_THREAD:
FIXME("(%p) Wrong thread, reporting GPU idle.\n", query);
- *data = TRUE;
+ signaled = TRUE;
+ fill_query_data(data, size, &signaled, sizeof(signaled));
break;
case WINED3D_EVENT_QUERY_ERROR:
@@ -534,12 +545,11 @@ static HRESULT wined3d_timestamp_query_ops_get_data(struct wined3d_query *query,
struct wined3d_device *device = query->device;
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
struct wined3d_context *context;
- UINT64 *u64data = data;
GLuint available;
GLuint64 timestamp;
HRESULT res;
- TRACE("(%p) : type D3DQUERY_TIMESTAMP, data %p, size %#x, flags %#x.\n", query, data, size, flags);
+ TRACE("query %p, data %p, size %#x, flags %#x.\n", query, data, size, flags);
if (!tq->context)
query->state = QUERY_CREATED;
@@ -548,16 +558,16 @@ static HRESULT wined3d_timestamp_query_ops_get_data(struct wined3d_query *query,
{
/* D3D allows GetData on a new query, OpenGL doesn't. So just invent the data ourselves. */
TRACE("Query wasn't yet started, returning S_OK.\n");
- if (u64data)
- *u64data = 0;
+ timestamp = 0;
+ fill_query_data(data, size, ×tamp, sizeof(timestamp));
return S_OK;
}
if (tq->context->tid != GetCurrentThreadId())
{
FIXME("%p Wrong thread, returning 1.\n", query);
- if (u64data)
- *u64data = 1;
+ timestamp = 1;
+ fill_query_data(data, size, ×tamp, sizeof(timestamp));
return S_OK;
}
@@ -569,12 +579,12 @@ static HRESULT wined3d_timestamp_query_ops_get_data(struct wined3d_query *query,
if (available)
{
- if (u64data)
+ if (size)
{
GL_EXTCALL(glGetQueryObjectui64v(tq->id, GL_QUERY_RESULT_ARB, ×tamp));
checkGLcall("glGetQueryObjectuivARB(GL_QUERY_RESULT)");
TRACE("Returning timestamp %s.\n", wine_dbgstr_longlong(timestamp));
- *u64data = timestamp;
+ fill_query_data(data, size, ×tamp, sizeof(timestamp));
}
res = S_OK;
}
@@ -629,11 +639,11 @@ static HRESULT wined3d_timestamp_query_ops_issue(struct wined3d_query *query, DW
static HRESULT wined3d_timestamp_disjoint_query_ops_get_data(struct wined3d_query *query,
void *data, DWORD size, DWORD flags)
{
- TRACE("(%p) : type D3DQUERY_TIMESTAMP_DISJOINT, data %p, size %#x, flags %#x.\n", query, data, size, flags);
+ TRACE("query %p, data %p, size %#x, flags %#x.\n", query, data, size, flags);
if (query->type == WINED3D_QUERY_TYPE_TIMESTAMP_DISJOINT)
{
- struct wined3d_query_data_timestamp_disjoint *disjoint_data = data;
+ static const struct wined3d_query_data_timestamp_disjoint disjoint_data = {FALSE, 1000 * 1000 * 1000};
if (query->state == QUERY_BUILDING)
{
@@ -641,18 +651,13 @@ static HRESULT wined3d_timestamp_disjoint_query_ops_get_data(struct wined3d_quer
return S_FALSE;
}
- if (disjoint_data)
- {
- disjoint_data->disjoint = FALSE;
- disjoint_data->frequency = 1000 * 1000 * 1000;
- }
+ fill_query_data(data, size, &disjoint_data, sizeof(disjoint_data));
}
else
{
- UINT64 *u64data = data;
+ static const UINT64 freq = 1000 * 1000 * 1000;
- if (u64data)
- *u64data = 1000 * 1000 * 1000;
+ fill_query_data(data, size, &freq, sizeof(freq));
}
return S_OK;
}
--
1.8.5.5
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