omStats.h File Reference

Go to the source code of this file.

Data Structures
struct	omInfo_t

Functions
struct omInfo_s	omGetInfo (void)
void	omUpdateInfo (void)
void	omInitInfo (void)
void	omPrintStats (FILE *fd)
void	omPrintInfo (FILE *fd)

Variables
struct omInfo_s	om_Info
unsigned long	om_SbrkInit

---

Data Structure Documentation

omInfo_s

struct omInfo_s

Definition at line 10 of file omStats.h.

Data Fields
long	AvailBytes
long	AvailBytesFromValloc
long	AvailBytesMalloc
long	AvailPages
long	CurrentBytesFromMalloc
long	CurrentBytesFromValloc
long	CurrentBytesMmap
long	CurrentBytesSbrk
long	CurrentBytesSystem
long	CurrentRegionsAlloc
long	InternalUsedBytesMalloc
long	MaxBytesFromMalloc
long	MaxBytesFromValloc
long	MaxBytesMmap
long	MaxBytesSbrk
long	MaxBytesSystem
long	MaxPages
long	MaxRegionsAlloc
long	UsedBytes
long	UsedBytesFromValloc
long	UsedBytesMalloc
long	UsedPages

Function Documentation

omGetInfo()

struct omInfo_s omGetInfo ( void  )

extern

Definition at line 112 of file omStats.c.

{
  omUpdateInfo();
  return om_Info;
}

omInitInfo()

void omInitInfo ( void  )

extern

Definition at line 20 of file omStats.c.

{
#ifdef HAVE_SBRK
  om_SbrkInit = (unsigned long) sbrk(0);
#endif
}

omPrintInfo()

void omPrintInfo ( FILE *  fd )

extern

Definition at line 132 of file omStats.c.

{
  omUpdateInfo();
  fputs("                  Current:       Max:\n",fd);
  fprintf(fd, "BytesSystem:     %8ldk  %8ldk\n", om_Info.CurrentBytesSystem/1024, om_Info.MaxBytesSystem/1024);
  fprintf(fd, "BytesSbrk:       %8ldk  %8ldk\n", om_Info.CurrentBytesSbrk/1024, om_Info.MaxBytesSbrk/1024);
  fprintf(fd, "BytesMmap:       %8ldk  %8ldk\n", om_Info.CurrentBytesMmap/1024, om_Info.MaxBytesMmap/1024);
  fprintf(fd, "BytesFromMalloc: %8ldk  %8ldk\n", om_Info.CurrentBytesFromMalloc/1024, om_Info.MaxBytesFromMalloc/1024);
  fprintf(fd, "BytesFromValloc: %8ldk  %8ldk\n", om_Info.CurrentBytesFromValloc/1024, om_Info.MaxBytesFromValloc/1024);
  fprintf(fd, "PagesAlloc:      %8ld   %8ld \n", om_Info.UsedPages, om_Info.MaxPages);
  fprintf(fd, "RegionsAlloc:    %8ld   %8ld \n", om_Info.CurrentRegionsAlloc, om_Info.MaxRegionsAlloc);
  fputs("                     Used:     Avail:\n",fd);
  fprintf(fd, "BytesAppl:       %8ldk  %8ldk\n", om_Info.UsedBytes/1024, om_Info.AvailBytes/1024);
  fprintf(fd, "BytesMalloc:     %8ldk  %8ldk\n", om_Info.UsedBytesMalloc/1024, om_Info.AvailBytesMalloc/1024);
  fprintf(fd, "BytesValloc:     %8ldk  %8ldk\n", om_Info.UsedBytesFromValloc/1024, om_Info.AvailBytesFromValloc/1024);
  fprintf(fd, "Pages:           %8ld   %8ld\n", om_Info.UsedPages, om_Info.AvailPages);
}

omPrintStats()

void omPrintStats ( FILE *  fd )

extern

Definition at line 118 of file omStats.c.

{
  omUpdateInfo();
  fprintf(fd, "System %ldk:%ldk Appl %ldk/%ldk Malloc %ldk/%ldk Valloc %ldk/%ldk Pages %ld/%ld Regions %ld:%ld Internal: %ld\n",
          om_Info.CurrentBytesSystem/1024, om_Info.MaxBytesSystem/1024,
          om_Info.UsedBytes/1024, om_Info.AvailBytes/1024,
          om_Info.UsedBytesMalloc/1024, om_Info.AvailBytesMalloc/1024,
          om_Info.CurrentBytesFromValloc/1024, om_Info.AvailBytesFromValloc/1024,
          om_Info.UsedPages, om_Info.AvailPages,
          om_Info.CurrentRegionsAlloc, om_Info.MaxRegionsAlloc,
          om_Info.InternalUsedBytesMalloc);
}

omUpdateInfo()

void omUpdateInfo ( void  )

extern

Definition at line 27 of file omStats.c.

{
#ifdef OM_MALLOC_UPDATE_INFO
  OM_MALLOC_UPDATE_INFO;
#endif
 
  /* this can happen, since sizes are added as requested, and
     subtracted as the real size of the memory */
  if (om_Info.CurrentBytesFromMalloc < 0)
    om_Info.CurrentBytesFromMalloc = 0;
 
  om_Info.UsedBytesFromValloc = omGetUsedBinBytes();
  om_Info.AvailBytesFromValloc = om_Info.CurrentBytesFromValloc - om_Info.UsedBytesFromValloc;
 
#ifdef OM_MALLOC_USED_BYTES
  om_Info.UsedBytesMalloc = OM_MALLOC_USED_BYTES;
#else
  om_Info.UsedBytesMalloc = om_Info.CurrentBytesFromMalloc
                            -om_Info.InternalUsedBytesMalloc;
#endif
#ifdef OM_MALLOC_AVAIL_BYTES
  om_Info.AvailBytesMalloc = OM_MALLOC_AVAIL_BYTES;
#endif
 
  om_Info.UsedBytes = om_Info.UsedBytesMalloc + om_Info.UsedBytesFromValloc;
  om_Info.AvailBytes = om_Info.AvailBytesMalloc + om_Info.AvailBytesFromValloc;
 
#ifdef OM_HAVE_VALLOC_MMAP
  om_Info.CurrentBytesMmap = om_Info.CurrentBytesFromValloc;
  om_Info.MaxBytesMmap = om_Info.MaxBytesFromValloc;
#endif
#ifdef OM_MALLOC_CURRENT_BYTES_MMAP
  om_Info.CurrentBytesMmap += OM_MALLOC_CURRENT_BYTES_MMAP;
#endif
#ifdef OM_MALLOC_MAX_BYTES_MMAP
  om_Info.MaxBytesMmap += OM_MALLOC_MAX_BYTES_MMAP;
#endif
 
#ifndef OM_MALLOC_CURRENT_BYTES_SBRK
#ifdef HAVE_SBRK
  if (om_SbrkInit)
  {
    om_Info.CurrentBytesSbrk = (unsigned long) sbrk(0) - om_SbrkInit;
    if (om_Info.CurrentBytesSbrk > om_Info.MaxBytesSbrk)
      om_Info.MaxBytesSbrk = om_Info.CurrentBytesSbrk;
  }
  else
  {
    om_SbrkInit = (unsigned long) sbrk(0);
  }
#endif
#else
  om_Info.CurrentBytesSbrk = OM_MALLOC_CURRENT_BYTES_SBRK;
#ifdef OM_MALLOC_MAX_BYTES_SBRK
  om_Info.MaxBytesSbrk = OM_MALLOC_MAX_BYTES_SBRK;
#else
    if (om_Info.CurrentBytesSbrk > om_Info.MaxBytesSbrk)
      om_Info.MaxBytesSbrk = om_Info.CurrentBytesSbrk;
#endif
#endif
 
#ifdef OM_MALLOC_CURRENT_BYTES_SYSTEM
  om_Info.CurrentBytesSystem = OM_MALLOC_CURRENT_BYTES_SYSTEM;
#else
  om_Info.CurrentBytesSystem =
    (om_Info.CurrentBytesSbrk > om_Info.UsedBytesMalloc ?
     om_Info.CurrentBytesSbrk : om_Info.UsedBytesMalloc);
#endif
#ifdef OM_HAVE_VALLOC_MMAP
  om_Info.CurrentBytesSystem += om_Info.CurrentBytesFromValloc;
#endif
 
#if ! (defined(OM_HAVE_VALLOC_MMAP) && defined(OM_MALLOC_MAX_BYTES_SYSTEM))
#ifdef OM_MALLOC_MAX_BYTES_SYSTEM
  om_Info.MaxBytesSystem = OM_MALLOC_MAX_BYTES_SYSTEM;
#else
  om_Info.MaxBytesSystem =
    (om_Info.MaxBytesSbrk + om_Info.MaxBytesMmap >
     om_Info.MaxBytesFromMalloc + om_Info.MaxBytesFromValloc ?
     om_Info.MaxBytesSbrk + om_Info.MaxBytesMmap :
     om_Info.MaxBytesFromMalloc + om_Info.MaxBytesFromValloc);
#endif
#endif
}

Variable Documentation

om_Info

struct omInfo_s om_Info

extern

Definition at line 16 of file omStats.c.

{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};

om_SbrkInit

unsigned long om_SbrkInit

extern

Definition at line 18 of file omStats.c.