1 files changed, 56 insertions, 0 deletions
diff --git a/include/openssl/cmp_util.h b/include/openssl/cmp_util.h
new file mode 100644
index 00000000..9a168922
--- /dev/null
+++ b/include/openssl/cmp_util.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2007-2021 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright Nokia 2007-2019
+ * Copyright Siemens AG 2015-2019
+ *
+ * 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
+ */
+
+#ifndef OPENSSL_CMP_UTIL_H
+# define OPENSSL_CMP_UTIL_H
+# pragma once
+
+# include <openssl/opensslconf.h>
+# ifndef OPENSSL_NO_CMP
+
+#  include <openssl/macros.h>
+#  include <openssl/trace.h>
+
+#  ifdef __cplusplus
+extern "C" {
+#  endif
+
+int  OSSL_CMP_log_open(void);
+void OSSL_CMP_log_close(void);
+#  define OSSL_CMP_LOG_PREFIX "CMP "
+
+/*
+ * generalized logging/error callback mirroring the severity levels of syslog.h
+ */
+typedef int OSSL_CMP_severity;
+#  define OSSL_CMP_LOG_EMERG   0
+#  define OSSL_CMP_LOG_ALERT   1
+#  define OSSL_CMP_LOG_CRIT    2
+#  define OSSL_CMP_LOG_ERR     3
+#  define OSSL_CMP_LOG_WARNING 4
+#  define OSSL_CMP_LOG_NOTICE  5
+#  define OSSL_CMP_LOG_INFO    6
+#  define OSSL_CMP_LOG_DEBUG   7
+#  define OSSL_CMP_LOG_TRACE   8
+#  define OSSL_CMP_LOG_MAX     OSSL_CMP_LOG_TRACE
+typedef int (*OSSL_CMP_log_cb_t)(const char *func, const char *file, int line,
+                                 OSSL_CMP_severity level, const char *msg);
+
+int OSSL_CMP_print_to_bio(BIO *bio, const char *component, const char *file,
+                          int line, OSSL_CMP_severity level, const char *msg);
+/* use of the logging callback for outputting error queue */
+void OSSL_CMP_print_errors_cb(OSSL_CMP_log_cb_t log_fn);
+
+#  ifdef  __cplusplus
+}
+#  endif
+# endif /* !defined(OPENSSL_NO_CMP) */
+#endif /* !defined(OPENSSL_CMP_UTIL_H) */