er.h

Go to the documentation of this file.

#ifndef ER_H
#define ER_H
 
#include "mpi.h"
 
/* enable C++ codes to include this header directly */
#ifdef __cplusplus
extern "C" {
#endif
 
#define ER_SUCCESS (0)
#define ER_FAILURE (1)
 
#define ER_VERSION "0.1.0"
 
#define ER_DIRECTION_ENCODE  (1)
#define ER_DIRECTION_REBUILD (2)
#define ER_DIRECTION_REMOVE  (3)
 
#define ER_KEY_CONFIG_DEBUG "DEBUG"
#define ER_KEY_CONFIG_SET_SIZE "SET_SIZE"
#define ER_KEY_CONFIG_MPI_BUF_SIZE "MPI_BUF_SIZE"
#define ER_KEY_CONFIG_CRC_ON_COPY "CRC_ON_COPY"
 
int ER_Init(
  const char* conf_file 
);
 
int ER_Finalize(void);
 
int ER_Create_Scheme(
  MPI_Comm comm,              
  const char* failure_domain, 
  int data_blocks,            
  int erasure_blocks          
);
 
/* needs to be above doxygen comment to get association right */
typedef struct kvtree_struct kvtree;
 
kvtree* ER_Config(
  const kvtree* config 
);
 
int ER_Free_Scheme(
  int scheme_id 
);
 
int ER_Create(
  MPI_Comm comm_world, 
  MPI_Comm comm_store, 
  const char* name,    
  int direction,       
  int scheme_id        
);
 
int ER_Add(
  int set_id,      
  const char* file 
);
 
int ER_Dispatch(
  int set_id           
);
 
int ER_Test(
  int set_id
);
 
int ER_Wait(
  int set_id
);
 
int ER_Free(
  int set_id
);
 
/* enable C++ codes to include this header directly */
#ifdef __cplusplus
} /* extern "C" */
#endif
 
#endif /* ER_H */