git.m6w6.name Git - m6w6/libmemcached/blob - libmemcached/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       memcached_cleanup_func func= (memcached_cleanup_func)data;
  24       ptr->on_cleanup= func;
  25       break;
  26     }
  27   case MEMCACHED_CALLBACK_CLONE_FUNCTION:
  28     {
  29       memcached_clone_func func= (memcached_clone_func)data;
  30       ptr->on_clone= func;
  31       break;
  32     }
  33   case MEMCACHED_CALLBACK_MALLOC_FUNCTION:
  34     {
  35       memcached_malloc_function func= (memcached_malloc_function)data;
  36       ptr->call_malloc= func;
  37       break;
  38     }
  39   case MEMCACHED_CALLBACK_REALLOC_FUNCTION:
  40     {
  41       memcached_realloc_function func= (memcached_realloc_function)data;
  42       ptr->call_realloc= func;
  43       break;
  44     }
  45   case MEMCACHED_CALLBACK_FREE_FUNCTION:
  46     {
  47       memcached_free_function func= (memcached_free_function)data;
  48       ptr->call_free= func;
  49       break;
  50     }
  51   case MEMCACHED_CALLBACK_GET_FAILURE:
  52     {
  53       memcached_trigger_key func= (memcached_trigger_key)data;
  54       ptr->get_key_failure= func;
  55       break;
  56     }
  57   default:
  58     return MEMCACHED_FAILURE;
  59   }
  60
  61   return MEMCACHED_SUCCESS;
  62 }
  63
  64 void *memcached_callback_get(memcached_st *ptr,
  65                              memcached_callback flag,
  66                              memcached_return *error)
  67 {
  68   memcached_return local_error;
  69   if (!error)
  70     error = &local_error;
  71
  72   switch (flag)
  73   {
  74   case MEMCACHED_CALLBACK_USER_DATA:
  75     {
  76       *error= ptr->user_data ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  77       return (void *)ptr->user_data;
  78     }
  79   case MEMCACHED_CALLBACK_CLEANUP_FUNCTION:
  80     {
  81       *error= ptr->on_cleanup ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  82       return (void *)ptr->on_cleanup;
  83     }
  84   case MEMCACHED_CALLBACK_CLONE_FUNCTION:
  85     {
  86       *error= ptr->on_clone ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  87       return (void *)ptr->on_clone;
  88     }
  89   case MEMCACHED_CALLBACK_MALLOC_FUNCTION:
  90     {
  91       *error= ptr->call_malloc ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  92       return (void *)ptr->call_malloc;
  93     }
  94   case MEMCACHED_CALLBACK_REALLOC_FUNCTION:
  95     {
  96       *error= ptr->call_realloc ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
  97       return (void *)ptr->call_realloc;
  98     }
  99   case MEMCACHED_CALLBACK_FREE_FUNCTION:
 100     {
 101       *error= ptr->call_free ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
 102       return (void *)ptr->call_free;
 103     }
 104   case MEMCACHED_CALLBACK_GET_FAILURE:
 105     {
 106       *error= ptr->get_key_failure ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
 107       return (void *)ptr->get_key_failure;
 108     }
 109   default:
 110       WATCHPOINT_ASSERT(0);
 111       *error= MEMCACHED_FAILURE;
 112       return NULL;
 113   }
 114 }