#include "..\inc\swilib.h"
#include "..\inc\cfg_items.h"
#include "conf_loader.h"

extern const char percent_t[];


#pragma segment="CONFIG_C"
int SaveConfigData(const char *fname)
{
  int f;
  unsigned int ul;
  int result=-1;
  unsigned int wlen;
  unsigned int len=(char *)__segment_end("CONFIG_C")-(char *)__segment_begin("CONFIG_C");

  if ((f=fopen(fname,A_WriteOnly+A_BIN+A_Create+A_Truncate,P_WRITE,&ul))!=-1)
  {
    wlen=fwrite(f,__segment_begin("CONFIG_C"),len,&ul);
    fclose(f,&ul);
    if (wlen==len) result=0;
  }
  return(result);
}

int LoadConfigData(const char *fname, void* cfg, int len, void* bcfg)
{
  int f;
  unsigned int ul;
  int result=-1;
  
  if ((f=fopen(fname,A_ReadOnly+A_BIN,P_READ,&ul))!=-1)
  {
    if (fread(f,cfg,len,&ul)==len)
    {
      fclose(f,&ul);
      result = 0;
    }
    else
    {
      fclose(f,&ul);
    }
  }

  if (result == -1)
  {
    if ((f=fopen(fname,A_ReadWrite+A_Create+A_Truncate,P_READ+P_WRITE,&ul))!=-1)
    {
      if (fwrite(f,bcfg,len,&ul)==len)
      {
        memcpy(cfg,bcfg,len);
        result=0;
      }
      fclose(f,&ul);
    }
  }

  return(result);
}


int InitConfig(void* cfgstruct, int len, char *path, void* bcfg)
{
  int result;
  char config_name[128];
  sprintf(config_name, percent_t, path);
  result = LoadConfigData(config_name,  cfgstruct, len, bcfg);
  return result;
}