1 files changed, 70 insertions, 0 deletions
diff --git a/crypto/err/err_local.h b/crypto/err/err_local.h
new file mode 100644
index 0000000000..0374bf6a6f
--- /dev/null
+++ b/crypto/err/err_local.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/err.h>
+#include <openssl/e_os2.h>
+
+static ossl_inline void err_get_slot(ERR_STATE *es)
+{
+    es->top = (es->top + 1) % ERR_NUM_ERRORS;
+    if (es->top == es->bottom)
+        es->bottom = (es->bottom + 1) % ERR_NUM_ERRORS;
+}
+
+static ossl_inline void err_clear_data(ERR_STATE *es, size_t i, int deall)
+{
+    if (es->err_data_flags[i] & ERR_TXT_MALLOCED) {
+        if (deall) {
+            OPENSSL_free(es->err_data[i]);
+            es->err_data[i] = NULL;
+            es->err_data_size[i] = 0;
+            es->err_data_flags[i] = 0;
+        } else if (es->err_data[i] != NULL) {
+            es->err_data[i][0] = '\0';
+        }
+    } else {
+        es->err_data[i] = NULL;
+        es->err_data_size[i] = 0;
+        es->err_data_flags[i] = 0;
+    }
+}
+
+static ossl_inline void err_set_error(ERR_STATE *es, size_t i,
+                                      int lib, int reason)
+{
+    es->err_buffer[i] = ERR_PACK(lib, 0, reason);
+}
+
+static ossl_inline void err_set_debug(ERR_STATE *es, size_t i,
+                                      const char *file, int line,
+                                      const char *fn)
+{
+    es->err_file[i] = file;
+    es->err_line[i] = line;
+    es->err_func[i] = fn;
+}
+
+static ossl_inline void err_set_data(ERR_STATE *es, size_t i,
+                                     void *data, size_t datasz, int flags)
+{
+    es->err_data[i] = data;
+    es->err_data_size[i] = datasz;
+    es->err_data_flags[i] = flags;
+}
+
+static ossl_inline void err_clear(ERR_STATE *es, size_t i, int deall)
+{
+    err_clear_data(es, i, (deall));
+    es->err_flags[i] = 0;
+    es->err_buffer[i] = 0;
+    es->err_file[i] = NULL;
+    es->err_line[i] = -1;
+}
+
+ERR_STATE *err_get_state_int(void);