From 1aeca9de1c066607f9e2d5291cf65e532871ed6f Mon Sep 17 00:00:00 2001
From: Jean Pierre Cimalando <jp-dev@inbox.ru>
Date: Wed, 7 Apr 2021 00:31:48 +0200
Subject: [PATCH] Add native helpers to get the CPU name

---
 plugins/editor/src/editor/NativeHelpers.cpp | 49 +++++++++++++++++++++
 plugins/editor/src/editor/NativeHelpers.h   |  1 +
 plugins/editor/src/editor/NativeHelpers.mm  | 19 ++++++++
 3 files changed, 69 insertions(+)

diff --git a/plugins/editor/src/editor/NativeHelpers.cpp b/plugins/editor/src/editor/NativeHelpers.cpp
index 336c81d6..311693e2 100644
--- a/plugins/editor/src/editor/NativeHelpers.cpp
+++ b/plugins/editor/src/editor/NativeHelpers.cpp
@@ -111,6 +111,32 @@ std::string getOperatingSystemName()
     std::unique_ptr<char[]> valueUTF8(stringToUTF8(valueW.get()));
     return valueUTF8.get();
 }
+
+std::string getProcessorName()
+{
+    LSTATUS status;
+    HKEY key = nullptr;
+    const WCHAR keyPath[] = L"Hardware\\Description\\System\\CentralProcessor\\0";
+    const WCHAR valueName[] = L"ProcessorNameString";
+    const char fallbackName[] = "Unknown";
+
+    status = RegOpenKeyExW(HKEY_LOCAL_MACHINE, keyPath, 0, KEY_QUERY_VALUE, &key);
+    if (status != ERROR_SUCCESS)
+        return fallbackName;
+
+    DWORD valueSize = 32768 * sizeof(WCHAR);
+    std::unique_ptr<WCHAR[]> valueW(new WCHAR[(valueSize / sizeof(WCHAR)) + 1]());
+    DWORD valueType;
+    status = RegQueryValueExW(
+        key, valueName, nullptr,
+        &valueType, reinterpret_cast<LPBYTE>(valueW.get()), &valueSize);
+    RegCloseKey(key);
+    if (status != ERROR_SUCCESS || (valueType != REG_SZ && valueType != REG_EXPAND_SZ))
+        return fallbackName;
+
+    std::unique_ptr<char[]> valueUTF8(stringToUTF8(valueW.get()));
+    return valueUTF8.get();
+}
 #elif defined(__APPLE__)
     // implemented in NativeHelpers.mm
 #else
@@ -120,6 +146,8 @@ std::string getOperatingSystemName()
 #include <sys/utsname.h>
 #include <unistd.h>
 #include <vector>
+#include <regex>
+#include <fstream>
 #include <cstring>
 #include <cerrno>
 extern "C" { extern char **environ; }
@@ -247,4 +275,25 @@ std::string getOperatingSystemName()
 
     return name;
 }
+
+std::string getProcessorName()
+{
+    std::string name;
+    std::string line;
+    std::ifstream in("/proc/cpuinfo", std::ios::binary);
+    std::regex re("^model name\\s*:\\s*(.*)");
+
+    line.reserve(256);
+
+    while (name.empty() && std::getline(in, line) && !line.empty()) {
+        std::smatch match;
+        if (std::regex_match(line, match, re))
+            name = match[1];
+    }
+
+    if (name.empty())
+        name = "Unknown";
+
+    return name;
+}
 #endif
diff --git a/plugins/editor/src/editor/NativeHelpers.h b/plugins/editor/src/editor/NativeHelpers.h
index db21af28..41a88887 100644
--- a/plugins/editor/src/editor/NativeHelpers.h
+++ b/plugins/editor/src/editor/NativeHelpers.h
@@ -12,6 +12,7 @@ bool openDirectoryInExplorer(const char *filename);
 bool openURLWithExternalProgram(const char *url);
 bool askQuestion(const char *text);
 std::string getOperatingSystemName();
+std::string getProcessorName();
 
 #if !defined(_WIN32) && !defined(__APPLE__)
 bool isZenityAvailable();
diff --git a/plugins/editor/src/editor/NativeHelpers.mm b/plugins/editor/src/editor/NativeHelpers.mm
index 1f6ee93f..831c3c52 100644
--- a/plugins/editor/src/editor/NativeHelpers.mm
+++ b/plugins/editor/src/editor/NativeHelpers.mm
@@ -10,6 +10,9 @@
 #import <AppKit/AppKit.h>
 #import <CoreServices/CoreServices.h>
 #import <Foundation/Foundation.h>
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include <cstring>
 
 static bool openFileWithApplication(const char *fileName, NSString *application)
 {
@@ -59,4 +62,20 @@ std::string getOperatingSystemName()
     NSString *osVersion = [[NSProcessInfo processInfo] operatingSystemVersionString];
     return [[NSString stringWithFormat:@"%@ %@", osName, osVersion] UTF8String];
 }
+
+std::string getProcessorName()
+{
+    char nameBuf[256];
+    size_t size = sizeof(nameBuf);
+    const char* fallbackName = "Unknown";
+
+    if (sysctlbyname("machdep.cpu.brand_string", nameBuf, &size, nullptr, 0) == -1)
+        return fallbackName;
+
+    size = strnlen(nameBuf, sizeof(nameBuf));
+    if (size == 0)
+        return fallbackName;
+
+    return std::string(nameBuf, size);
+}
 #endif