1 files changed, 32 insertions, 0 deletions
diff --git a/src/boot/efi/log.h b/src/boot/efi/log.h
new file mode 100644
index 0000000..13f3887
--- /dev/null
+++ b/src/boot/efi/log.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include "efi-string.h"
+
+#if defined __has_attribute
+#  if __has_attribute(no_stack_protector)
+#    define HAVE_NO_STACK_PROTECTOR_ATTRIBUTE
+#  endif
+#endif
+
+#if defined(HAVE_NO_STACK_PROTECTOR_ATTRIBUTE) && \
+    (defined(__SSP__) || defined(__SSP_ALL__) || \
+    defined(__SSP_STRONG__) || defined(__SSP_EXPLICIT__))
+#  define STACK_PROTECTOR_RANDOM 1
+__attribute__((no_stack_protector, noinline)) void __stack_chk_guard_init(void);
+#else
+#  define STACK_PROTECTOR_RANDOM 0
+#  define __stack_chk_guard_init()
+#endif
+
+_noreturn_ void freeze(void);
+void log_wait(void);
+_gnu_printf_(2, 3) EFI_STATUS log_internal(EFI_STATUS status, const char *format, ...);
+#define log_error_status(status, ...) log_internal(status, __VA_ARGS__)
+#define log_error(...) log_internal(EFI_INVALID_PARAMETER, __VA_ARGS__)
+#define log_oom() log_internal(EFI_OUT_OF_RESOURCES, "Out of memory.")
+#define log_trace() log_internal(EFI_SUCCESS, "%s:%i@%s", __FILE__, __LINE__, __func__)
+
+#ifdef EFI_DEBUG
+void log_hexdump(const char16_t *prefix, const void *data, size_t size);
+#endif