1 // Copyright 2017 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "host-common/opengl/NativeGpuInfo.h"
16 
17 #include "aemu/base/StringFormat.h"
18 #include "aemu/base/containers/SmallVector.h"
19 #include "aemu/base/StringFormat.h"
20 #include "aemu/base/files/PathUtils.h"
21 #include "aemu/base/system/System.h"
22 #include "aemu/base/system/Win32UnicodeString.h"
23 
24 #include <windows.h>
25 #include <d3d9.h>
26 
27 #include <ctype.h>
28 
29 #include <algorithm>
30 #include <string>
31 #include <tuple>
32 
33 using android::base::PathUtils;
34 using android::base::SmallFixedVector;
35 using android::base::StringFormat;
36 using android::base::Win32UnicodeString;
37 
toLower(std::string & s)38 static std::string& toLower(std::string& s) {
39     std::transform(s.begin(), s.end(), s.begin(), ::tolower);
40     return s;
41 }
42 
parse_windows_gpu_ids(const std::string & val,GpuInfoList * gpulist)43 static void parse_windows_gpu_ids(const std::string& val,
44                                   GpuInfoList* gpulist) {
45     std::string result;
46     size_t key_start = 0;
47     size_t key_end = 0;
48 
49     key_start = val.find("VEN_", key_start);
50     if (key_start == std::string::npos) {
51         return;
52     }
53     key_end = val.find("&", key_start);
54     if (key_end == std::string::npos) {
55         return;
56     }
57     result = val.substr(key_start + 4, key_end - key_start - 4);
58     gpulist->currGpu().make = std::move(toLower(result));
59 
60     key_start = val.find("DEV_", key_start);
61     if (key_start == std::string::npos) {
62         return;
63     }
64     key_end = val.find("&", key_start);
65     if (key_end == std::string::npos) {
66         return;
67     }
68     result = val.substr(key_start + 4, key_end - key_start - 4);
69     gpulist->currGpu().device_id = std::move(toLower(result));
70 }
71 
startsWith(const std::string & string,const std::string & prefix)72 static bool startsWith(const std::string& string, const std::string& prefix) {
73     return string.size() >= prefix.size() &&
74             memcmp(string.data(), prefix.data(), prefix.size()) == 0;
75 }
76 
add_predefined_gpu_dlls(GpuInfo * gpu)77 static void add_predefined_gpu_dlls(GpuInfo* gpu) {
78     const std::string& currMake = gpu->make;
79     if (currMake == "NVIDIA" || startsWith(gpu->model, "NVIDIA")) {
80         gpu->addDll("nvoglv32.dll");
81         gpu->addDll("nvoglv64.dll");
82     } else if (currMake == "Advanced Micro Devices, Inc." ||
83                startsWith(gpu->model, "Advanced Micro Devices, Inc.")) {
84         gpu->addDll("atioglxx.dll");
85         gpu->addDll("atig6txx.dll");
86     }
87 }
88 
parse_windows_gpu_dlls(int line_loc,int val_pos,const std::string & contents,GpuInfoList * gpulist)89 static void parse_windows_gpu_dlls(int line_loc,
90                                    int val_pos,
91                                    const std::string& contents,
92                                    GpuInfoList* gpulist) {
93     if (line_loc - val_pos != 0) {
94         const std::string& dll_str =
95                 contents.substr(val_pos, line_loc - val_pos);
96 
97         size_t vp = 0;
98         size_t dll_sep_loc = dll_str.find(",", vp);
99         size_t dll_end = (dll_sep_loc != std::string::npos)
100                                  ? dll_sep_loc
101                                  : dll_str.size() - vp;
102         gpulist->currGpu().addDll(dll_str.substr(vp, dll_end - vp));
103 
104         while (dll_sep_loc != std::string::npos) {
105             vp = dll_sep_loc + 1;
106             dll_sep_loc = dll_str.find(",", vp);
107             dll_end = (dll_sep_loc != std::string::npos) ? dll_sep_loc
108                                                          : dll_str.size() - vp;
109             gpulist->currGpu().addDll(dll_str.substr(vp, dll_end - vp));
110         }
111     }
112 
113     add_predefined_gpu_dlls(&gpulist->currGpu());
114 }
115 
load_gpu_registry_info(const wchar_t * keyName,GpuInfo * gpu)116 static void load_gpu_registry_info(const wchar_t* keyName, GpuInfo* gpu) {
117     HKEY hkey;
118     if (::RegOpenKeyW(HKEY_LOCAL_MACHINE, keyName, &hkey) != ERROR_SUCCESS) {
119         return;
120     }
121 
122     SmallFixedVector<wchar_t, 256> name;
123     SmallFixedVector<BYTE, 1024> value;
124     for (int i = 0;; ++i) {
125         name.resize_noinit(name.capacity());
126         value.resize_noinit(value.capacity());
127         DWORD nameLen = name.size();
128         DWORD valueLen = value.size();
129         DWORD type;
130         auto res = RegEnumValueW(hkey, i, name.data(), &nameLen, nullptr, &type,
131                                  value.data(), &valueLen);
132         if (res == ERROR_NO_MORE_ITEMS) {
133             break;
134         } else if (res == ERROR_MORE_DATA) {
135             if (type != REG_SZ && type != REG_MULTI_SZ) {
136                 // we don't care about other types for now, so let's not even
137                 // try
138                 continue;
139             }
140             name.resize_noinit(nameLen + 1);
141             value.resize_noinit(valueLen + 1);
142             nameLen = name.size();
143             valueLen = value.size();
144             res = ::RegEnumValueW(hkey, i, name.data(), &nameLen, nullptr,
145                                   &type, value.data(), &valueLen);
146             if (res != ERROR_SUCCESS) {
147                 break;
148             }
149         }
150         if (res != ERROR_SUCCESS) {
151             break;  // well, what can we do here?
152         }
153 
154         name[nameLen] = L'\0';
155 
156         if (type == REG_SZ && wcscmp(name.data(), L"DriverVersion") == 0) {
157             const auto strVal = (wchar_t*)value.data();
158             const auto strLen = valueLen / sizeof(wchar_t);
159             strVal[strLen] = L'\0';
160             gpu->version = Win32UnicodeString::convertToUtf8(strVal, strLen);
161         } else if (type == REG_MULTI_SZ &&
162                    (wcscmp(name.data(), L"UserModeDriverName") == 0 ||
163                     wcscmp(name.data(), L"UserModeDriverNameWoW") == 0)) {
164             const auto strVal = (wchar_t*)value.data();
165             const auto strLen = valueLen / sizeof(wchar_t);
166             strVal[strLen] = L'\0';
167             // Iterate over the '0'-delimited list of strings,
168             // stopping at double '0' (AKA empty string after the
169             // delimiter).
170             for (const wchar_t* ptr = strVal;;) {
171                 auto len = wcslen(ptr);
172                 if (!len) {
173                     break;
174                 }
175                 gpu->dlls.emplace_back(
176                         Win32UnicodeString::convertToUtf8(ptr, len));
177                 ptr += len + 1;
178             }
179         }
180     }
181 
182     ::RegCloseKey(hkey);
183 }
184 
185 // static const int kGPUInfoQueryTimeoutMs = 5000;
186 // static std::string load_gpu_info_wmic() {
187 //     auto guid = Uuid::generateFast().toString();
188 //     // WMIC doesn't allow one to have any unquoted '-' characters in file name,
189 //     // so let's get rid of them.
190 //     guid.erase(std::remove(guid.begin(), guid.end(), '-'), guid.end());
191 //     auto tempName = PathUtils::join(System::get()->getTempDir(),
192 //                                     StringFormat("gpuinfo_%s.txt", guid));
193 //
194 //     auto deleteTempFile = makeCustomScopedPtr(
195 //             &tempName,
196 //             [](const std::string* name) { path_delete_file(name->c_str()); });
197 //     if (!System::get()->runCommand(
198 //                 {"wmic", StringFormat("/OUTPUT:%s", tempName), "path",
199 //                  "Win32_VideoController", "get", "/value"},
200 //                 RunOptions::WaitForCompletion | RunOptions::TerminateOnTimeout,
201 //                 kGPUInfoQueryTimeoutMs)) {
202 //         return {};
203 //     }
204 //     auto res = android::readFileIntoString(tempName);
205 //     return res ? Win32UnicodeString::convertToUtf8(
206 //                          (const wchar_t*)res->c_str(),
207 //                          res->size() / sizeof(wchar_t))
208 //                : std::string{};
209 // }
210 
parse_gpu_info_list_windows(const std::string & contents,GpuInfoList * gpulist)211 void parse_gpu_info_list_windows(const std::string& contents,
212                                  GpuInfoList* gpulist) {
213     size_t line_loc = contents.find("\r\n");
214     if (line_loc == std::string::npos) {
215         line_loc = contents.size();
216     }
217     size_t p = 0;
218     size_t equals_pos = 0;
219     size_t val_pos = 0;
220     std::string key;
221     std::string val;
222 
223     // Windows: We use `wmic path Win32_VideoController get /value`
224     // to get a reasonably detailed list of '<key>=<val>'
225     // pairs. From these, we can get the make/model
226     // of the GPU, the driver version, and all DLLs involved.
227     while (line_loc != std::string::npos) {
228         equals_pos = contents.find("=", p);
229         if ((equals_pos != std::string::npos) && (equals_pos < line_loc)) {
230             key = contents.substr(p, equals_pos - p);
231             val_pos = equals_pos + 1;
232             val = contents.substr(val_pos, line_loc - val_pos);
233 
234             if (key.find("AdapterCompatibility") != std::string::npos) {
235                 gpulist->addGpu();
236                 gpulist->currGpu().os = "W";
237                 // 'make' will be overwritten in parsing 'PNPDeviceID'
238                 // later. Set it here because we need it in paring
239                 // 'InstalledDisplayDrivers' which comes before
240                 // 'PNPDeviceID'.
241                 gpulist->currGpu().make = val;
242             } else if (key.find("Caption") != std::string::npos) {
243                 gpulist->currGpu().model = val;
244             } else if (key.find("PNPDeviceID") != std::string::npos) {
245                 parse_windows_gpu_ids(val, gpulist);
246             } else if (key.find("DriverVersion") != std::string::npos) {
247                 gpulist->currGpu().version = val;
248             } else if (key.find("InstalledDisplayDrivers") !=
249                        std::string::npos) {
250                 parse_windows_gpu_dlls(line_loc, val_pos, contents, gpulist);
251             }
252         }
253         if (line_loc == contents.size()) {
254             break;
255         }
256         p = line_loc + 2;
257         line_loc = contents.find("\r\n", p);
258         if (line_loc == std::string::npos) {
259             line_loc = contents.size();
260         }
261     }
262 }
263 
queryGpuInfoD3D(GpuInfoList * gpus)264 static bool queryGpuInfoD3D(GpuInfoList* gpus) {
265     LPDIRECT3D9 pD3D = Direct3DCreate9(D3D_SDK_VERSION);
266     UINT numAdapters = pD3D->GetAdapterCount();
267 
268     char vendoridBuf[16] = {};
269     char deviceidBuf[16] = {};
270 
271     // MAX_DEVICE_IDENTIFIER_STRING can be pretty big,
272     // don't allocate on stack.
273     std::vector<char> descriptionBuf(MAX_DEVICE_IDENTIFIER_STRING + 1, '\0');
274 
275     if (numAdapters == 0) return false;
276 
277     // The adapter that is equal to D3DADAPTER_DEFAULT is the primary display adapter.
278     // D3DADAPTER_DEFAULT is currently defined to be 0, btw---but this is more future proof
279     for (UINT i = 0; i < numAdapters; i++) {
280         if (i == D3DADAPTER_DEFAULT) {
281             gpus->addGpu();
282             GpuInfo& gpu = gpus->currGpu();
283             gpu.os = "W";
284 
285             D3DADAPTER_IDENTIFIER9 id;
286             pD3D->GetAdapterIdentifier(0, 0, &id);
287             snprintf(vendoridBuf, sizeof(vendoridBuf), "%04x", (unsigned int)id.VendorId);
288             snprintf(deviceidBuf, sizeof(deviceidBuf), "%04x", (unsigned int)id.DeviceId);
289             snprintf(&descriptionBuf[0], MAX_DEVICE_IDENTIFIER_STRING, "%s", id.Description);
290             gpu.make = vendoridBuf;
291             gpu.device_id = deviceidBuf;
292             gpu.model = &descriptionBuf[0];
293             // crashhandler_append_message_format(
294             //     "gpu found. vendor id %04x device id 0x%04x\n",
295             //     (unsigned int)(id.VendorId),
296             //     (unsigned int)(id.DeviceId));
297             return true;
298         }
299     }
300 
301     return false;
302 }
303 
getGpuInfoListNative(GpuInfoList * gpus)304 void getGpuInfoListNative(GpuInfoList* gpus) {
305     if (queryGpuInfoD3D(gpus)) return;
306 
307     // crashhandler_append_message_format("d3d gpu query failed.\n");
308 
309     DISPLAY_DEVICEW device = { sizeof(device) };
310 
311     for (int i = 0; EnumDisplayDevicesW(nullptr, i, &device, 0); ++i) {
312         gpus->addGpu();
313         GpuInfo& gpu = gpus->currGpu();
314         gpu.os = "W";
315         gpu.current_gpu =
316                 (device.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE) != 0;
317         gpu.model = Win32UnicodeString::convertToUtf8(device.DeviceString);
318         parse_windows_gpu_ids(
319                 Win32UnicodeString::convertToUtf8(device.DeviceID), gpus);
320 
321         // Now try inspecting the registry directly; |device|.DeviceKey can be a
322         // path to the GPU information key.
323         static const std::string prefix = "\\Registry\\Machine\\";
324         if (startsWith(Win32UnicodeString::convertToUtf8(device.DeviceKey),
325                        prefix)) {
326             load_gpu_registry_info(device.DeviceKey + prefix.size(), &gpu);
327         }
328         add_predefined_gpu_dlls(&gpu);
329     }
330 
331     if (gpus->infos.empty()) {
332         // Everything failed; bail.
333         // Everything failed - fall back to the good^Wbad old WMIC command.
334         // auto gpuInfoWmic = load_gpu_info_wmic();
335         // parse_gpu_info_list_windows(gpuInfoWmic, gpus);
336     }
337 }
338 
339 // windows: blacklist depending on amdvlk and certain versions of vulkan-1.dll
340 // Based on chromium/src/gpu/config/gpu_info_collector_win.cc
badAmdVulkanDriverVersion()341 bool badAmdVulkanDriverVersion() {
342     int major, minor, build_1, build_2;
343 
344     // crashhandler_append_message_format(
345     //     "checking for bad AMD Vulkan driver version...\n");
346 
347     if (!android::base::queryFileVersionInfo("amdvlk64.dll", &major, &minor, &build_1, &build_2)) {
348         // crashhandler_append_message_format(
349         //     "amdvlk64.dll not found. Checking for amdvlk32...\n");
350         if (!android::base::queryFileVersionInfo("amdvlk32.dll", &major, &minor, &build_1, &build_2)) {
351             // crashhandler_append_message_format(
352             //     "amdvlk32.dll not found. No bad AMD Vulkan driver versions found.\n");
353             // Information about amdvlk64 not availble; not blacklisted
354             return false;
355         }
356     }
357 
358     // crashhandler_append_message_format(
359     //     "AMD driver info found. Version: %d.%d.%d.%d\n",
360     //     major, minor, build_1, build_2);
361 
362     bool isBad = (major == 1 && minor == 0 && build_1 <= 54);
363 
364     if (isBad) {
365         // crashhandler_append_message_format(
366         //     "Is bad AMD driver version; blacklisting.\n");
367     } else {
368         // crashhandler_append_message_format(
369         //     "Not known bad AMD driver version; passing.\n");
370     }
371 
372     return isBad;
373 }
374 
375 using WindowsDllVersion = std::tuple<int, int, int, int>;
376 
badVulkanDllVersion()377 bool badVulkanDllVersion() {
378     int major, minor, build_1, build_2;
379 
380     // crashhandler_append_message_format(
381     //     "checking for bad vulkan-1.dll version...\n");
382 
383     if (!android::base::queryFileVersionInfo("vulkan-1.dll", &major, &minor, &build_1, &build_2)) {
384         // crashhandler_append_message_format(
385         //     "info on vulkan-1.dll cannot be found, continue.\n");
386         // Information about vulkan-1.dll not available; not blacklisted
387         return false;
388     }
389 
390     // crashhandler_append_message_format(
391     //     "vulkan-1.dll version: %d.%d.%d.%d\n",
392     //     major, minor, build_1, build_2);
393 
394     // Ban all Windows Vulkan drivers < 1.1;
395     // they sometimes advertise vkEnumerateInstanceVersion
396     // and then running that function pointer causes a segfault.
397     // In any case, properly updated GPU drivers for Windows
398     // should all be 1.1 now for the major manufacturers
399     // (even Intel; see https://www.intel.com/content/www/us/en/support/articles/000005524/graphics-drivers.html)
400     bool isBad =
401         major == 1 && minor == 0;
402 
403     if (isBad) {
404         // crashhandler_append_message_format(
405         //     "Is bad vulkan-1.dll version; blacklisting.\n");
406     } else {
407         // crashhandler_append_message_format(
408         //     "Not known bad vulkan-1.dll version; continue.\n");
409     }
410 
411     return isBad;
412 }
413 
isVulkanSafeToUseNative()414 bool isVulkanSafeToUseNative() {
415     return !badAmdVulkanDriverVersion() && !badVulkanDllVersion();
416 }
417