Add test harness: no useful tests yet, just the framework.

Add human-readable error strings for hal_error_t codes.

1 files changed, 25 insertions, 0 deletions

diff --git a/errorstrings.c b/errorstrings.c
new file mode 100644
index 0000000..9686eab
--- /dev/null
+++ b/errorstrings.c
@@ -0,0 +1,25 @@
+/*
+ * Translate HAL error codes to strings.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <assert.h>
+
+#include "cryptech.h"
+
+#define DEFINE_HAL_ERROR(_code_,_text_)	\
+  case _code_: return _text_;
+
+const char *hal_error_string(const hal_error_t code)
+{
+  switch (code) {
+    HAL_ERROR_LIST;
+  default:
+    return "Unknown HAL error code";
+  }
+}
+
+#undef DEFINE_HAL_ERROR