git.m6w6.name Git - awesomized/libmemcached/blob - lib/memcached.c

   1 /*
   2   Memcached library
   3 */
   4 #include "common.h"
   5
   6 memcached_st *memcached_create(memcached_st *ptr)
   7 {
   8   if (!ptr)
   9   {
  10     ptr= (memcached_st *)malloc(sizeof(memcached_st));
  11
  12     if (!ptr)
  13       return NULL; /*  MEMCACHED_MEMORY_ALLOCATION_FAILURE */
  14
  15     memset(ptr, 0, sizeof(memcached_st));
  16     ptr->is_allocated= MEMCACHED_ALLOCATED;
  17   }
  18   else
  19   {
  20     memset(ptr, 0, sizeof(memcached_st));
  21   }
  22
  23   return ptr;
  24 }
  25
  26 void memcached_free(memcached_st *ptr)
  27 {
  28   if (ptr->hosts)
  29   {
  30     memcached_quit(ptr);
  31     memcached_server_list_free(ptr->hosts);
  32     ptr->hosts= NULL;
  33   }
  34
  35   if (ptr->is_allocated == MEMCACHED_ALLOCATED)
  36     free(ptr);
  37   else
  38     memset(ptr, 0, sizeof(memcached_st));
  39 }
  40
  41 memcached_st *memcached_clone(memcached_st *clone, memcached_st *ptr)
  42 {
  43   memcached_return rc;
  44   memcached_st *new_clone;
  45
  46   if (ptr == NULL)
  47     return memcached_create(clone);
  48
  49   new_clone= memcached_create(clone);
  50
  51
  52   rc= memcached_server_push(new_clone, ptr->hosts);
  53
  54   if (rc != MEMCACHED_SUCCESS)
  55   {
  56     memcached_free(new_clone);
  57
  58     return NULL;
  59   }
  60
  61
  62   new_clone->flags= ptr->flags;
  63   new_clone->number_of_hosts= ptr->number_of_hosts;
  64   new_clone->send_size= ptr->send_size;
  65   new_clone->recv_size= ptr->recv_size;
  66
  67   return new_clone;
  68 }