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* modification, are permitted provided that the following conditions are met:
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*    this list of conditions and the following disclaimer.
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*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
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*    contributors may be used to endorse or promote products derived from this
*    software without specific prior written permission.
*
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/**
 * @author Anas Nashif
 */

#ifndef DEBUG_H_
#define DEBUG_H_

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef enum {
    DEBUG_LEVEL_ALWAYS   = -1,
    DEBUG_LEVEL_NONE     = 0,
    DEBUG_LEVEL_ERROR    = 1,
    DEBUG_LEVEL_CRITICAL = 2,
    DEBUG_LEVEL_WARNING  = 3,
    DEBUG_LEVEL_MESSAGE  = 4,
    DEBUG_LEVEL_INFO     = 5,
    DEBUG_LEVEL_DEBUG    = 6,
} debug_level_e;


typedef void (*debug_fn) (const char *message,
                           debug_level_e level,
                           void* user_data);

unsigned int
debug_add_handler (debug_fn fn,
                      debug_level_e level,
                      void* user_data);

void debug_remove_handler (unsigned int id);
void debug_destroy_handlers (void);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /*DEBUG_H_*/