bginfo.h

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#ifndef __BGINFO_H_DEFINED__
#define __BGINFO_H_DEFINED__

/* including for struct in_addr and inet_* family */
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

/* including for rts_get_personality(), struct BGLPersonality and
   BGLPersonality_* family */
#include "rts.h"   


typedef struct
{
  int            rank;  
  struct in_addr addr;  
} bginfo_rank_ip_pair;

typedef struct {
  struct in_addr addr;  
  int sp;               
  int ep;               
} bginfo_ion_vec;

typedef struct
{
  int is_map_created;                 
  bginfo_rank_ip_pair* rank_ip_map;   
  int rank_ip_map_size;               
  bginfo_ion_vec* ions;               
  int n_ions;                         
  int ci_ratio;                       
  int ratio_uneven;                   
  BGLPersonality   p;    
} bginfo_struct;




void bginfo_print_info_full(); 


void bginfo_print_info();


int bginfo_init();


bginfo_struct* bginfo_get_struct(); 

/*======================================================================
  Version macro and functions
  ======================================================================*/

#define BGINFO_VERSION       "0.6"


int bginfo_driver_version(char* buf, int len);


int bginfo_zepto_version(char* buf, int len);



/*======================================================================
  BG/L personality related functions
  ======================================================================*/

int    bginfo_is_virtualnodemode();

int    bginfo_num_computenodes();

int    bginfo_num_ionodes();

size_t bginfo_memorysize_per_node();

int bginfo_personality_get_valstr(const char* key,
                                  char* valstr, size_t valstrsize );





/*======================================================================
  ION CN mapping functions
  ======================================================================*/


int bginfo_uneven_ci_ratio();

int bginfo_ci_ratio();

int bginfo_n_ions();

char* bginfo_ion_ipstr( int ion_idx );

int bginfo_find_ion(int rank);



const char* bginfo_bglmpi_mapping();


/*======================================================================
  Misc
  ======================================================================*/

int bginfo_ion_proc_readline(const char* fn, char* buf, int len);

int bginfo_get_valstr_from_file(const char* fn,
                                const char* key,
                                char* valstr, size_t valstrsize );

void _bginfo_perror(const char* msg, int lno, char* fn);

#define bginfo_perror(msg)   _bginfo_perror((msg),__LINE__,__FILE__)

#endif

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