virtualkeyboard: Add options to skip releasing pressed keys on close and to skip sharing key states (#11214)

src/helpers/MiscFunctions.cpp

@@ -876,3 +876,55 @@ bool isNvidiaDriverVersionAtLeast(int threshold) {
 
     return driverMajor >= threshold;
 }
+
+std::expected<std::string, std::string> binaryNameForWlClient(wl_client* client) {
+    if (!client)
+        return std::unexpected("client unknown");
+
+    pid_t pid = 0;
+    wl_client_get_credentials(client, &pid, nullptr, nullptr);
+
+    return binaryNameForPid(pid);
+}
+
+std::expected<std::string, std::string> binaryNameForPid(pid_t pid) {
+    if (pid <= 0)
+        return std::unexpected("No pid for client");
+
+#if defined(KERN_PROC_PATHNAME)
+    int mib[] = {
+        CTL_KERN,
+#if defined(__NetBSD__)
+        KERN_PROC_ARGS,
+        pid,
+        KERN_PROC_PATHNAME,
+#else
+        KERN_PROC,
+        KERN_PROC_PATHNAME,
+        pid,
+#endif
+    };
+    u_int  miblen        = sizeof(mib) / sizeof(mib[0]);
+    char   exe[PATH_MAX] = "/nonexistent";
+    size_t sz            = sizeof(exe);
+    sysctl(mib, miblen, &exe, &sz, NULL, 0);
+    std::string path = exe;
+#else
+    std::string path = std::format("/proc/{}/exe", (uint64_t)pid);
+#endif
+    std::error_code ec;
+
+    std::string     fullPath = std::filesystem::canonical(path, ec);
+
+    if (ec)
+        return std::unexpected("canonical failed");
+
+    return fullPath;
+}
+
+std::string deviceNameToInternalString(std::string in) {
+    std::ranges::replace(in, ' ', '-');
+    std::ranges::replace(in, '\n', '-');
+    std::ranges::transform(in, in.begin(), ::tolower);
+    return in;
+}