gecko/widget/xpwidgets/GfxDriverInfo.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2012-05-21 04:12:37 -07:00
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __mozilla_widget_GfxDriverInfo_h__
#define __mozilla_widget_GfxDriverInfo_h__
#include "mozilla/ArrayUtils.h" // ArrayLength
#include "nsString.h"
// Macros for adding a blocklist item to the static list.
#define APPEND_TO_DRIVER_BLOCKLIST(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion, suggestedVersion) \
mDriverInfo->AppendElement(GfxDriverInfo(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion, suggestedVersion))
#define APPEND_TO_DRIVER_BLOCKLIST2(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion) \
mDriverInfo->AppendElement(GfxDriverInfo(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion))
#define APPEND_TO_DRIVER_BLOCKLIST_RANGE(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion, driverVersionMax, suggestedVersion) \
do { \
MOZ_ASSERT(driverComparator == DRIVER_BETWEEN_EXCLUSIVE || \
driverComparator == DRIVER_BETWEEN_INCLUSIVE || \
driverComparator == DRIVER_BETWEEN_INCLUSIVE_START); \
GfxDriverInfo info(os, vendor, devices, feature, featureStatus, driverComparator, driverVersion, suggestedVersion); \
info.mDriverVersionMax = driverVersionMax; \
mDriverInfo->AppendElement(info); \
} while (false)
namespace mozilla {
namespace widget {
enum OperatingSystem {
DRIVER_OS_UNKNOWN = 0,
DRIVER_OS_WINDOWS_XP,
DRIVER_OS_WINDOWS_SERVER_2003,
DRIVER_OS_WINDOWS_VISTA,
DRIVER_OS_WINDOWS_7,
DRIVER_OS_WINDOWS_8,
DRIVER_OS_WINDOWS_8_1,
DRIVER_OS_LINUX,
DRIVER_OS_OS_X_10_5,
DRIVER_OS_OS_X_10_6,
DRIVER_OS_OS_X_10_7,
DRIVER_OS_OS_X_10_8,
DRIVER_OS_ANDROID,
DRIVER_OS_ALL
};
enum VersionComparisonOp {
DRIVER_LESS_THAN, // driver < version
DRIVER_LESS_THAN_OR_EQUAL, // driver <= version
DRIVER_GREATER_THAN, // driver > version
DRIVER_GREATER_THAN_OR_EQUAL, // driver >= version
DRIVER_EQUAL, // driver == version
DRIVER_NOT_EQUAL, // driver != version
DRIVER_BETWEEN_EXCLUSIVE, // driver > version && driver < versionMax
DRIVER_BETWEEN_INCLUSIVE, // driver >= version && driver <= versionMax
DRIVER_BETWEEN_INCLUSIVE_START, // driver >= version && driver < versionMax
DRIVER_COMPARISON_IGNORED
};
enum DeviceFamily {
IntelGMA500,
IntelGMA900,
IntelGMA950,
IntelGMA3150,
IntelGMAX3000,
IntelGMAX4500HD,
IntelMobileHDGraphics,
NvidiaBlockD3D9Layers,
RadeonX1000,
Geforce7300GT,
DeviceFamilyMax
};
enum DeviceVendor {
VendorAll,
VendorIntel,
VendorNVIDIA,
VendorAMD,
VendorATI,
VendorMicrosoft,
DeviceVendorMax
};
/* Array of devices to match, or an empty array for all devices */
typedef nsTArray<nsString> GfxDeviceFamily;
struct GfxDriverInfo
{
// If |ownDevices| is true, you are transferring ownership of the devices
// array, and it will be deleted when this GfxDriverInfo is destroyed.
GfxDriverInfo(OperatingSystem os, nsAString& vendor, GfxDeviceFamily* devices,
int32_t feature, int32_t featureStatus, VersionComparisonOp op,
uint64_t driverVersion, const char *suggestedVersion = nullptr,
bool ownDevices = false);
GfxDriverInfo();
GfxDriverInfo(const GfxDriverInfo&);
~GfxDriverInfo();
OperatingSystem mOperatingSystem;
uint32_t mOperatingSystemVersion;
nsString mAdapterVendor;
static GfxDeviceFamily* const allDevices;
GfxDeviceFamily* mDevices;
// Whether the mDevices array should be deleted when this structure is
// deallocated. False by default.
bool mDeleteDevices;
/* A feature from nsIGfxInfo, or all features */
int32_t mFeature;
static int32_t allFeatures;
/* A feature status from nsIGfxInfo */
int32_t mFeatureStatus;
VersionComparisonOp mComparisonOp;
/* versions are assumed to be A.B.C.D packed as 0xAAAABBBBCCCCDDDD */
uint64_t mDriverVersion;
uint64_t mDriverVersionMax;
static uint64_t allDriverVersions;
const char *mSuggestedVersion;
static const GfxDeviceFamily* GetDeviceFamily(DeviceFamily id);
static GfxDeviceFamily* mDeviceFamilies[DeviceFamilyMax];
static const nsAString& GetDeviceVendor(DeviceVendor id);
static nsAString* mDeviceVendors[DeviceVendorMax];
nsString mModel, mHardware, mProduct, mManufacturer;
};
#define GFX_DRIVER_VERSION(a,b,c,d) \
((uint64_t(a)<<48) | (uint64_t(b)<<32) | (uint64_t(c)<<16) | uint64_t(d))
inline uint64_t
V(uint32_t a, uint32_t b, uint32_t c, uint32_t d)
{
// We make sure every driver number is padded by 0s, this will allow us the
// easiest 'compare as if decimals' approach. See ParseDriverVersion for a
// more extensive explanation of this approach.
while (b > 0 && b < 1000) {
b *= 10;
}
while (c > 0 && c < 1000) {
c *= 10;
}
while (d > 0 && d < 1000) {
d *= 10;
}
return GFX_DRIVER_VERSION(a, b, c, d);
}
// All destination string storage needs to have at least 5 bytes available.
inline bool SplitDriverVersion(const char *aSource, char *aAStr, char *aBStr, char *aCStr, char *aDStr)
{
// sscanf doesn't do what we want here to we parse this manually.
int len = strlen(aSource);
char *dest[4] = { aAStr, aBStr, aCStr, aDStr };
unsigned destIdx = 0;
unsigned destPos = 0;
for (int i = 0; i < len; i++) {
if (destIdx > ArrayLength(dest)) {
// Invalid format found. Ensure we don't access dest beyond bounds.
return false;
}
if (aSource[i] == '.') {
dest[destIdx++][destPos] = 0;
destPos = 0;
continue;
}
if (destPos > 3) {
// Ignore more than 4 chars. Ensure we never access dest[destIdx]
// beyond its bounds.
continue;
}
dest[destIdx][destPos++] = aSource[i];
}
// Add last terminator.
dest[destIdx][destPos] = 0;
if (destIdx != ArrayLength(dest) - 1) {
return false;
}
return true;
}
// This allows us to pad driver version 'substrings' with 0s, this
// effectively allows us to treat the version numbers as 'decimals'. This is
// a little strange but this method seems to do the right thing for all
// different vendor's driver strings. i.e. .98 will become 9800, which is
// larger than .978 which would become 9780.
inline void PadDriverDecimal(char *aString)
{
for (int i = 0; i < 4; i++) {
if (!aString[i]) {
for (int c = i; c < 4; c++) {
aString[c] = '0';
}
break;
}
}
aString[4] = 0;
}
inline bool
ParseDriverVersion(const nsAString& aVersion, uint64_t *aNumericVersion)
{
*aNumericVersion = 0;
#if defined(XP_WIN)
int a, b, c, d;
char aStr[8], bStr[8], cStr[8], dStr[8];
/* honestly, why do I even bother */
if (!SplitDriverVersion(NS_LossyConvertUTF16toASCII(aVersion).get(), aStr, bStr, cStr, dStr))
return false;
PadDriverDecimal(bStr);
PadDriverDecimal(cStr);
PadDriverDecimal(dStr);
a = atoi(aStr);
b = atoi(bStr);
c = atoi(cStr);
d = atoi(dStr);
if (a < 0 || a > 0xffff) return false;
if (b < 0 || b > 0xffff) return false;
if (c < 0 || c > 0xffff) return false;
if (d < 0 || d > 0xffff) return false;
*aNumericVersion = GFX_DRIVER_VERSION(a, b, c, d);
return true;
#elif defined(ANDROID)
// Can't use aVersion.ToInteger() because that's not compiled into our code
// unless we have XPCOM_GLUE_AVOID_NSPR disabled.
*aNumericVersion = atoi(NS_LossyConvertUTF16toASCII(aVersion).get());
return true;
#else
return false;
#endif
}
}
}
#endif /*__mozilla_widget_GfxDriverInfo_h__ */