recycle.c File Reference

#include <string.h>
#include <malloc.h>
#include "standard.h"
#include "recycle.h"

Include dependency graph for recycle.c:

Go to the source code of this file.

Functions
reroot *	remkroot (size_t size)
void	refree (struct reroot *r)
char *	renewx (struct reroot *r)
char *	remalloc (size_t len)

Function Documentation

refree()

void refree

(

struct reroot *

r

)

Definition at line 38 of file recycle.c.

{
   recycle *temp;
   if ((temp = r->list)) while (r->list)
   {
      temp = r->list->next;
      free((char *)r->list);
      r->list = temp;
   }
   free((char *)r);
   return;
}

References reroot::list, and recycle::next.

remalloc()

char* remalloc

(

size_t

len

)

Definition at line 76 of file recycle.c.

{
  char *x = (char *)malloc(len);
  if (!x)
  {
    //exit(SUCCESS);  // let's just bug silently...
  }
  return x;
}

References x.

Referenced by remkroot(), and renewx().

remkroot()

reroot* remkroot

(

size_t

size

)

Definition at line 26 of file recycle.c.

{
   reroot *r = (reroot *)remalloc(sizeof(reroot));
   r->list = (recycle *)0;
   r->trash = (recycle *)0;
   r->size = align(size);
   r->logsize = RESTART;
   r->numleft = 0;
   return r;
}

References align, reroot::list, reroot::logsize, reroot::numleft, remalloc(), RESTART, reroot::size, and reroot::trash.

renewx()

char* renewx

(

struct reroot *

r

)

Definition at line 53 of file recycle.c.

{
   recycle *temp;
   if (r->trash)
   {  /* pull a node off the trash heap */
      temp = r->trash;
      r->trash = temp->next;
      (void)memset((void *)temp, 0, r->size);
   }
   else
   {  /* allocate a new block of nodes */
      r->numleft = r->size*((ub4)1<<r->logsize);
      if (r->numleft < REMAX) ++r->logsize;
      temp = (recycle *)remalloc(sizeof(recycle) + r->numleft);
      temp->next = r->list;
      r->list = temp;
      r->numleft-=r->size;
      temp = (recycle *)((char *)(r->list+1)+r->numleft);
   }
   return (char *)temp;
}

References reroot::list, reroot::logsize, recycle::next, reroot::numleft, remalloc(), REMAX, reroot::size, and reroot::trash.