/****************************************************************************
 * apps/crypto/openssl_mbedtls_wrapper/include/openssl/ssl_dbg.h
 *
 * SPDX-License-Identifier: Apache-2.0
 * SPDX-FileCopyrightText: 2015-2016 Espressif Systems (Shanghai) PTE LTD
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ****************************************************************************/

#ifndef OPENSSL_MBEDTLS_WRAPPER_SSL_DBG_H
#define OPENSSL_MBEDTLS_WRAPPER_SSL_DBG_H

#ifdef __cplusplus
extern "C"
{
#endif

#ifdef CONFIG_OPENSSL_DEBUG_LEVEL
#  define SSL_DEBUG_LEVEL CONFIG_OPENSSL_DEBUG_LEVEL
#else
#  define SSL_DEBUG_LEVEL 0
#endif

#define SSL_DEBUG_ON  (SSL_DEBUG_LEVEL + 1)
#define SSL_DEBUG_OFF (SSL_DEBUG_LEVEL - 1)

#ifdef CONFIG_OPENSSL_DEBUG
#  ifndef SSL_DEBUG_LOG
#    error "SSL_DEBUG_LOG is not defined"
#  endif

#  ifndef SSL_DEBUG_FL
#    define SSL_DEBUG_FL "\n"
#  endif

#  define SSL_SHOW_LOCATION()                         \
    SSL_DEBUG_LOG("SSL assert : %s %d\n",             \
      __FILE__, __LINE__)

#  define SSL_DEBUG(level, fmt, ...)                  \
{                                                     \
  if (level > SSL_DEBUG_LEVEL)                        \
    {                                                 \
      SSL_DEBUG_LOG(fmt SSL_DEBUG_FL, ##__VA_ARGS__); \
    }                                                 \
}
#else /* CONFIG_OPENSSL_DEBUG */
#  define SSL_SHOW_LOCATION()

#  define SSL_DEBUG(level, fmt, ...)
#endif /* CONFIG_OPENSSL_DEBUG */

/* OpenSSL assert function
 *
 * if select "CONFIG_OPENSSL_ASSERT_DEBUG", SSL_ASSERT* will show error
 * file name and line
 * if select "CONFIG_OPENSSL_ASSERT_EXIT", SSL_ASSERT* will just return
 * error code.
 * if select "CONFIG_OPENSSL_ASSERT_DEBUG_EXIT" SSL_ASSERT* will show error
 * file name and line, then return error code.
 * if select "CONFIG_OPENSSL_ASSERT_DEBUG_BLOCK", SSL_ASSERT* will show error
 * file name and line, then block here with "while (1)"
 *
 * SSL_ASSERT1 may will return "-1", so function's return argument is
 * integer.
 * SSL_ASSERT2 may will return "NULL", so function's return argument is a
 * point.
 * SSL_ASSERT2 may will return nothing, so function's return argument is
 * "void".
 */

#if defined(CONFIG_OPENSSL_ASSERT_DEBUG)
#  define SSL_ASSERT1(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
    }                                                 \
}

#  define SSL_ASSERT2(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
    }                                                 \
}

#  define SSL_ASSERT3(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
    }                                                 \
}
#elif defined(CONFIG_OPENSSL_ASSERT_EXIT)
#  define SSL_ASSERT1(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      return -1;                                      \
    }                                                 \
}

#  define SSL_ASSERT2(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      return NULL;                                    \
    }                                                 \
}

#  define SSL_ASSERT3(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      return ;                                        \
    }                                                 \
}
#elif defined(CONFIG_OPENSSL_ASSERT_DEBUG_EXIT)
#  define SSL_ASSERT1(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      return -1;                                      \
    }                                                 \
}

#  define SSL_ASSERT2(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      return NULL;                                    \
    }                                                 \
}

#  define SSL_ASSERT3(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      return ;                                        \
    }                                                 \
}
#elif defined(CONFIG_OPENSSL_ASSERT_DEBUG_BLOCK)
#  define SSL_ASSERT1(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      while (1);                                      \
    }                                                 \
}

#  define SSL_ASSERT2(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      while (1);                                      \
    }                                                 \
}

#  define SSL_ASSERT3(s)                              \
{                                                     \
  if (!(s))                                           \
    {                                                 \
      SSL_SHOW_LOCATION();                            \
      while (1);                                      \
    }                                                 \
}
#else
#  define SSL_ASSERT1(s)
#  define SSL_ASSERT2(s)
#  define SSL_ASSERT3(s)
#endif

#define SSL_PLATFORM_DEBUG_LEVEL SSL_DEBUG_OFF
#define SSL_PLATFORM_ERROR_LEVEL SSL_DEBUG_ON

#define SSL_CERT_DEBUG_LEVEL     SSL_DEBUG_OFF
#define SSL_CERT_ERROR_LEVEL     SSL_DEBUG_ON

#define SSL_PKEY_DEBUG_LEVEL     SSL_DEBUG_OFF
#define SSL_PKEY_ERROR_LEVEL     SSL_DEBUG_ON

#define SSL_X509_DEBUG_LEVEL     SSL_DEBUG_OFF
#define SSL_X509_ERROR_LEVEL     SSL_DEBUG_ON

#define SSL_LIB_DEBUG_LEVEL      SSL_DEBUG_OFF
#define SSL_LIB_ERROR_LEVEL      SSL_DEBUG_ON

#define SSL_STACK_DEBUG_LEVEL    SSL_DEBUG_OFF
#define SSL_STACK_ERROR_LEVEL    SSL_DEBUG_ON

#ifdef __cplusplus
}
#endif

#endif /* OPENSSL_MBEDTLS_WRAPPER_SSL_DBG_H */