htc: skeleton main file/sysmodule dir

stratosphere/htc/source/htc_main.cpp

@@ -0,0 +1,146 @@
+/*
+ * 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>
+
+extern "C" {
+    extern u32 __start__;
+
+    u32 __nx_applet_type = AppletType_None;
+    u32 __nx_fs_num_sessions = 1;
+
+    #define INNER_HEAP_SIZE 0x0
+    size_t nx_inner_heap_size = INNER_HEAP_SIZE;
+    char   nx_inner_heap[INNER_HEAP_SIZE];
+
+    void __libnx_initheap(void);
+    void __appInit(void);
+    void __appExit(void);
+
+    void *__libnx_alloc(size_t size);
+    void *__libnx_aligned_alloc(size_t alignment, size_t size);
+    void __libnx_free(void *mem);
+}
+
+namespace ams {
+
+    ncm::ProgramId CurrentProgramId = ncm::SystemProgramId::Htc;
+
+}
+
+using namespace ams;
+
+namespace ams::htc {
+
+    namespace {
+
+        alignas(0x40) constinit u8 g_heap_buffer[4_KB];
+        lmem::HeapHandle g_heap_handle;
+
+        void *Allocate(size_t size) {
+            return lmem::AllocateFromExpHeap(g_heap_handle, size);
+        }
+
+        void Deallocate(void *p, size_t size) {
+            return lmem::FreeToExpHeap(g_heap_handle, p);
+        }
+
+        void InitializeHeap() {
+            /* Setup server allocator. */
+            g_heap_handle = lmem::CreateExpHeap(g_heap_buffer, sizeof(g_heap_buffer), lmem::CreateOption_ThreadSafe);
+        }
+
+    }
+
+}
+
+void __libnx_initheap(void) {
+	void*  addr = nx_inner_heap;
+	size_t size = nx_inner_heap_size;
+
+	/* Newlib */
+	extern char* fake_heap_start;
+	extern char* fake_heap_end;
+
+	fake_heap_start = (char*)addr;
+	fake_heap_end   = (char*)addr + size;
+
+    ams::htc::InitializeHeap();
+}
+
+void __appInit(void) {
+    hos::InitializeForStratosphere();
+
+    fs::SetAllocator(htc::Allocate, htc::Deallocate);
+
+    sm::DoWithSession([&]() {
+        R_ABORT_UNLESS(setsysInitialize());
+        R_ABORT_UNLESS(fsInitialize());
+    });
+
+    R_ABORT_UNLESS(fs::MountSdCard("sdmc"));
+
+    ams::CheckApiVersion();
+}
+
+void __appExit(void) {
+    fsExit();
+    setsysExit();
+}
+
+namespace ams {
+
+    void *Malloc(size_t size) {
+        AMS_ABORT("ams::Malloc was called");
+    }
+
+    void Free(void *ptr) {
+        AMS_ABORT("ams::Free was called");
+    }
+
+}
+
+void *operator new(size_t size) {
+    AMS_ABORT("operator new(size_t) was called");
+}
+
+void operator delete(void *p) {
+    AMS_ABORT("operator delete(void *) was called");
+}
+
+void *__libnx_alloc(size_t size) {
+    AMS_ABORT("__libnx_alloc was called");
+}
+
+void *__libnx_aligned_alloc(size_t alignment, size_t size) {
+    AMS_ABORT("__libnx_aligned_alloc was called");
+}
+
+void __libnx_free(void *mem) {
+    AMS_ABORT("__libnx_free was called");
+}
+
+int main(int argc, char **argv)
+{
+    /* Set thread name. */
+    os::SetThreadNamePointer(os::GetCurrentThread(), AMS_GET_SYSTEM_THREAD_NAME(htc, Main));
+    AMS_ASSERT(os::GetThreadPriority(os::GetCurrentThread()) == AMS_GET_SYSTEM_THREAD_PRIORITY(htc, Main));
+
+    /* TODO */
+
+    /* Cleanup */
+    return 0;
+}
+