fat: add support for mounting fat bis paritions (prodinfof, safe, user, system), inital work needed for fetching personalised es tickets.

sphaira/include/fatfs.hpp

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <switch.h>
+#include <vector>
+#include <string>
+
+namespace sphaira::fatfs {
+
+Result MountAll();
+void UnmountAll();
+
+} // namespace sphaira::fatfs

sphaira/include/location.hpp

@@ -37,5 +37,6 @@ using StdioEntries = std::vector<StdioEntry>;
 
 // set write=true to filter out write protected devices.
 auto GetStdio(bool write) -> StdioEntries;
+auto GetFat() -> StdioEntries;
 
 } // namespace sphaira::location

sphaira/include/yati/nx/es.hpp

@@ -215,4 +215,9 @@ Result IsRightsIdPersonalised(const FsRightsId& id, bool* out);
 bool IsRightsIdValid(const FsRightsId& id);
 bool IsRightsIdFound(const FsRightsId& id, std::span<const FsRightsId> ids);
 
+// wrapper around ipc.
+Result GetCommonTicketAndCertificate(const FsRightsId& rights_id, std::vector<u8>& tik_out, std::vector<u8>& cert_out);
+// fetches data from system es save.
+Result GetPersonalisedTicketAndCertificate(const FsRightsId& rights_id, std::vector<u8>& tik_out, std::vector<u8>& cert_out);
+
 } // namespace sphaira::es