usb: add ds client api

libraries/libstratosphere/source/usb/usb_remote_ds_endpoint.cpp

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2018-2020 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include "usb_remote_ds_endpoint.hpp"
+
+namespace ams::usb {
+
+    Result RemoteDsEndpoint::PostBufferAsync(sf::Out<u32> out_urb_id, u64 address, u32 size) {
+        const struct {
+            u32 size;
+            u64 address;
+        } in = { size, address };
+
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatchInOut(std::addressof(m_srv), 0, in, *out_urb_id);
+    }
+
+    Result RemoteDsEndpoint::Cancel() {
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatch(std::addressof(m_srv), 1);
+    }
+
+    Result RemoteDsEndpoint::GetCompletionEvent(sf::OutCopyHandle out) {
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatch(std::addressof(m_srv), 2,
+            .out_handle_attrs = { SfOutHandleAttr_HipcCopy },
+            .out_handles = out.GetHandlePointer(),
+        );
+    }
+
+    Result RemoteDsEndpoint::GetUrbReport(sf::Out<usb::UrbReport> out) {
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatchOut(std::addressof(m_srv), 3, *out);
+    }
+
+    Result RemoteDsEndpoint::Stall() {
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatch(std::addressof(m_srv), 4);
+    }
+
+    Result RemoteDsEndpoint::SetZlt(bool zlt) {
+        const u8 in = zlt ? 1 : 0;
+
+        serviceAssumeDomain(std::addressof(m_srv));
+        return serviceDispatchIn(std::addressof(m_srv), 5, in);
+    }
+
+}