loader: refactor to remove fake namespaces

stratosphere/loader/source/ldr_argument_store.cpp

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 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 "ldr_argument_store.hpp"
+
+namespace ams::ldr {
+
+    int ArgumentStore::FindIndex(Entry *map, ncm::ProgramId program_id) {
+        for (auto i = 0; i < ArgumentMapCount; ++i) {
+            if (map[i].program_id == program_id) {
+                return i;
+            }
+        }
+
+        return -1;
+    }
+
+    const ArgumentStore::Entry *ArgumentStore::Get(ncm::ProgramId program_id) {
+        /* Find the matching arguments entry. */
+        Entry *argument = nullptr;
+        if (auto idx = FindIndex(m_argument_map, program_id); idx >= 0) {
+            argument = m_argument_map + idx;
+        }
+
+        return argument;
+    }
+
+    Result ArgumentStore::Set(ncm::ProgramId program_id, const void *argument, size_t size) {
+        /* Check that the argument size is within bounds. */
+        R_UNLESS(size < ArgumentBufferSize, ldr::ResultArgumentOverflow());
+
+        /* Find either a matching arguments entry, or an empty entry. */
+        auto idx = FindIndex(m_argument_map, program_id);
+        if (idx < 0) {
+            idx = FindIndex(m_argument_map, ncm::InvalidProgramId);
+        }
+        R_UNLESS(idx >= 0, ldr::ResultArgumentCountOverflow());
+
+        /* Set the arguments in the entry. */
+        auto &entry = m_argument_map[idx];
+
+        entry.program_id    = program_id;
+        entry.argument_size = size;
+        std::memcpy(entry.argument, argument, entry.argument_size);
+
+        return ResultSuccess();
+    }
+
+}