abort/error: print backtrace, abuse templates, overhaul result/diag (macos not done yet)

libraries/libstratosphere/source/diag/diag_backtrace.cpp

@@ -0,0 +1,50 @@
+/*
+ * 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 "impl/diag_get_all_backtrace.hpp"
+
+namespace ams::diag {
+
+    size_t GetBacktrace(uintptr_t *out, size_t out_size) {
+        /* Validate pre-conditions. */
+        AMS_ASSERT(out != nullptr);
+        AMS_ASSERT(out_size > 0);
+
+        /* Create the backtrace object. */
+        ::ams::diag::Backtrace bt{};
+        bt.Step();
+
+        /* Get the backtrace. */
+        return ::ams::diag::impl::GetAllBacktrace(out, out_size, bt);
+    }
+
+    #if defined(ATMOSPHERE_OS_HORIZON)
+    size_t GetBacktace(uintptr_t *out, size_t out_size, uintptr_t fp, uintptr_t sp, uintptr_t pc) {
+        /* Validate pre-conditions. */
+        AMS_ASSERT(out != nullptr);
+        AMS_ASSERT(out_size > 0);
+
+        /* Create the backtrace object. */
+        ::ams::diag::Backtrace bt{fp, sp, pc};
+        bt.Step();
+
+        /* Get the backtrace. */
+        return ::ams::diag::impl::GetAllBacktrace(out, out_size, bt);
+    }
+    #endif
+
+
+}