/* logging.h
 *
 * Copyright (C) 2006-2015 wolfSSL Inc.
 *
 * This file is part of wolfSSL. (formerly known as CyaSSL)
 *
 * wolfSSL is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * wolfSSL is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */

/* submitted by eof */


#ifndef WOLFSSL_LOGGING_H
#define WOLFSSL_LOGGING_H

#include <wolfssl/wolfcrypt/types.h>

#ifdef __cplusplus
    extern "C" {
#endif


enum  CYA_Log_Levels {
    ERROR_LOG = 0,
    INFO_LOG,
    ENTER_LOG,
    LEAVE_LOG,
    OTHER_LOG
};

typedef void (*wolfSSL_Logging_cb)(const int logLevel,
                                  const char *const logMessage);

WOLFSSL_API int wolfSSL_SetLoggingCb(wolfSSL_Logging_cb log_function);

#ifdef DEBUG_WOLFSSL
    /* a is prepended to m and b is appended, creating a log msg a + m + b */
    #define WOLFSSL_LOG_CAT(a, m, b) #a " " m " "  #b

    void WOLFSSL_ENTER(const char* msg);
    void WOLFSSL_LEAVE(const char* msg, int ret);
    #define WOLFSSL_STUB(m) \
        WOLFSSL_MSG(WOLFSSL_LOG_CAT(wolfSSL Stub, m, not implemented))

    void WOLFSSL_ERROR(int);
    void WOLFSSL_MSG(const char* msg);

#else /* DEBUG_WOLFSSL   */

    #define WOLFSSL_ENTER(m)
    #define WOLFSSL_LEAVE(m, r)
    #define WOLFSSL_STUB(m)

    #define WOLFSSL_ERROR(e)
    #define WOLFSSL_MSG(m)

#endif /* DEBUG_WOLFSSL  */

#ifdef __cplusplus
}
#endif
#endif /* WOLFSSL_LOGGING_H */