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

   1 #include "common.h"
   2 #include <sys/types.h>
   3 #include <sys/socket.h>
   4 #include <netinet/tcp.h>
   5
   6 /*
   7   These functions provide data and function callback support
   8 */
   9
  10 memcached_return memcached_callback_set(memcached_st *ptr,
  11                                         memcached_callback flag,
  12                                         void *data)
  13 {
  14   switch (flag)
  15   {
  16   case MEMCACHED_CALLBACK_USER_DATA:
  17     {
  18       ptr->user_data= data;
  19       break;
  20     }
  21   case MEMCACHED_CALLBACK_CLEANUP_FUNCTION:
  22     {
  23       cleanup_func func= (cleanup_func)data;
  24       ptr->on_cleanup= func;
  25       break;
  26     }
  27   case MEMCACHED_CALLBACK_CLONE_FUNCTION:
  28     {
  29       clone_func func= (clone_func)data;
  30       ptr->on_clone= func;
  31       break;
  32     }
  33   default:
  34     return MEMCACHED_FAILURE;
  35   }
  36
  37   return MEMCACHED_SUCCESS;
  38 }
  39
  40 void *memcached_callback_get(memcached_st *ptr,
  41                              memcached_callback flag,
  42                              memcached_return *error)
  43 {
  44   switch (flag)
  45   {
  46   case MEMCACHED_CALLBACK_USER_DATA:
  47     {
  48       *error= ptr->user_data ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  49       return (void *)ptr->user_data;
  50     }
  51   case MEMCACHED_CALLBACK_CLEANUP_FUNCTION:
  52     {
  53       *error= ptr->on_cleanup ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  54       return (void *)ptr->on_cleanup;
  55     }
  56   case MEMCACHED_CALLBACK_CLONE_FUNCTION:
  57     {
  58       *error= ptr->on_clone ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  59       return (void *)ptr->on_clone;
  60     }
  61   default:
  62       WATCHPOINT_ASSERT(0);
  63       *error= MEMCACHED_FAILURE;
  64       return NULL;
  65   }
  66 }