iputils.c File Reference

#include <headers.h>
#include <datatypes.h>
#include <options.h>
#include <utils.h>

Include dependency graph for iputils.c:

Go to the source code of this file.

Functions
int	split_ip (char *text, u8b *dest, int place)
int	get_ip (char *text, u32b *dest)

Function Documentation

get_ip()

int get_ip	(	char *	text,
		u32b *	dest
	)

Definition at line 35 of file iputils.c.

{
  /* Don't touch this, unless you like pointer aritmethic */
 
  *dest = 0;
 
  if( !text )
    return -1;
 
  while( *text != '\0' )
    {
      if( *text == '.' )
    {
      *dest = *dest << 8;
      text++;
      continue;
    }
      *dest *= 10;
      *dest += (u8b)(*text-48);
      /* 48 is not a hack, is just the code of 0 */
      text++;
    }
 
  return 0;
}

split_ip()

int split_ip	(	char *	text,
		u8b *	dest,
		int	place
	)

Definition at line 6 of file iputils.c.

{
  int dotcount;
 
  /* Don't touch this, unless you like pointer aritmethic */
 
  *dest = 0;
 
  if( !text )
    return -1;
 
  for( dotcount = 0; (dotcount < place) && ( text ); text++ )
      if( *text == '.' )
    dotcount++;
 
  if( !text )
    return -2;
 
  while(( *text != '.' ) && ( *text != '\0' ))
    {
      *dest *= 10;
      *dest += (u8b)(*text-48);
      /* 48 is not a hack, is just the code of 0 */
      text++;
    }
 
  return 0;
}

Referenced by init_leases_list().