gamemode: Add licenses

gamemode/gamemode.zig

@@ -0,0 +1,76 @@
+//! Note: All the above requests can be blocking - dbus requests can and will block while the daemon
+//! handles the request. It is not recommended to make these calls in performance critical code
+
+pub const c = @import("gamemode_client.zig");
+
+pub const GamemodeError = error{
+    RequestFailed,
+    RequestRejected,
+    QueryFailed,
+};
+
+pub const GamemodeStatus = enum(c_int) {
+    Inactive = 0,
+    Active = 1,
+    /// Gamemode is active and the client is registered
+    ActiveAndRegistered = 2,
+};
+
+/// Request gamemode starts
+pub fn requestStart() GamemodeError!void {
+    if (c.gamemode_request_start() == -1)
+        return GamemodeError.RequestFailed;
+}
+
+/// Request gamemode ends
+pub fn requestEnd() GamemodeError!void {
+    if (c.gamemode_request_end() == -1)
+        return GamemodeError.RequestFailed;
+}
+
+/// Query the current status of gamemode
+pub fn queryStatus() GamemodeError!GamemodeStatus {
+    const status = c.gamemode_query_status();
+    if (status == -1)
+        return GamemodeError.QueryFailed;
+
+    return @intToEnum(GamemodeStatus, status);
+}
+
+/// Request gamemode starts for another process
+pub fn requestStartFor(pid: c.pid_t) GamemodeError!void {
+    const res = c.gamemode_request_start_for(pid);
+    if (res == 0) {
+        return;
+    } else if (res == -1) {
+        return GamemodeError.RequestFailed;
+    } else if (res == -2) {
+        return GamemodeError.RequestRejected;
+    }
+}
+
+/// Request gamemode ends for another process
+pub fn requestEndFor(pid: c.pid_t) GamemodeError!void {
+    const res = c.gamemode_request_end_for(pid);
+    if (res == 0) {
+        return;
+    } else if (res == -1) {
+        return GamemodeError.RequestFailed;
+    } else if (res == -2) {
+        return GamemodeError.RequestRejected;
+    }
+}
+
+/// Query the current status of gamemode for another process
+pub fn queryStatusFor(pid: c.pid_t) GamemodeError!GamemodeStatus {
+    const status = c.gamemode_query_status_for(pid);
+    if (status == -1)
+        return GamemodeError.QueryFailed;
+
+    return @intToEnum(GamemodeStatus, status);
+}
+
+/// Get an error string
+pub fn errorString() []const u8 {
+    return @import("std").mem.sliceTo(c.gamemode_error_string(), 0);
+}