ams_mitm: add ns:web mitm for HBL web support

stratosphere/ams_mitm/source/ns_mitm/ns_shim.h

@@ -0,0 +1,31 @@
+/**
+ * @file ns_shim.h
+ * @brief Nintendo Shell Services (ns) IPC wrapper.
+ * @author SciresM
+ * @copyright libnx Authors
+ */
+#pragma once
+#include <switch.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    Service s;
+} NsDocumentInterface;
+
+/* Command forwarders. */
+Result nsGetDocumentInterfaceFwd(Service* s, NsDocumentInterface* out);
+
+Result nsamGetApplicationContentPathFwd(Service* s, void* out, size_t out_size, u64 app_id, FsStorageId storage_id);
+Result nsamResolveApplicationContentPathFwd(Service* s, u64 title_id, FsStorageId storage_id);
+Result nsamGetRunningApplicationProgramIdFwd(Service* s, u64* out_tid, u64 app_id);
+
+Result nswebGetApplicationContentPath(NsDocumentInterface* doc, void* out, size_t out_size, u64 app_id, FsStorageId storage_id);
+Result nswebResolveApplicationContentPath(NsDocumentInterface* doc, u64 title_id, FsStorageId storage_id);
+Result nswebGetRunningApplicationProgramId(NsDocumentInterface* doc, u64* out_tid, u64 app_id);
+
+#ifdef __cplusplus
+}
+#endif