2 * Copyright (C) 2006-2009 Brian Aker
5 * Use and distribution licensed under the BSD license. See
6 * the COPYING file in the parent directory for full text.
8 * Summary: Change any of the possible callbacks.
12 #include <libmemcached/common.h>
13 #include <sys/types.h>
15 #ifndef __INTEL_COMPILER
16 #pragma GCC diagnostic ignored "-Wstrict-aliasing"
20 These functions provide data and function callback support
23 memcached_return_t
memcached_callback_set(memcached_st
*ptr
,
24 const memcached_callback_t flag
,
29 case MEMCACHED_CALLBACK_PREFIX_KEY
:
31 return memcached_set_namespace(ptr
, (char*)data
, data
? strlen((char*)data
) : 0);
33 case MEMCACHED_CALLBACK_USER_DATA
:
35 ptr
->user_data
= const_cast<void *>(data
);
38 case MEMCACHED_CALLBACK_CLEANUP_FUNCTION
:
40 memcached_cleanup_fn func
= *(memcached_cleanup_fn
*)&data
;
41 ptr
->on_cleanup
= func
;
44 case MEMCACHED_CALLBACK_CLONE_FUNCTION
:
46 memcached_clone_fn func
= *(memcached_clone_fn
*)&data
;
50 #ifdef MEMCACHED_ENABLE_DEPRECATED
51 case MEMCACHED_CALLBACK_MALLOC_FUNCTION
:
53 memcached_malloc_function func
= *(memcached_malloc_fn
*)&data
;
54 ptr
->call_malloc
= func
;
57 case MEMCACHED_CALLBACK_REALLOC_FUNCTION
:
59 memcached_realloc_function func
= *(memcached_realloc_fn
*)&data
;
60 ptr
->call_realloc
= func
;
63 case MEMCACHED_CALLBACK_FREE_FUNCTION
:
65 memcached_free_function func
= *(memcached_free_fn
*)&data
;
70 case MEMCACHED_CALLBACK_GET_FAILURE
:
72 memcached_trigger_key_fn func
= *(memcached_trigger_key_fn
*)&data
;
73 ptr
->get_key_failure
= func
;
76 case MEMCACHED_CALLBACK_DELETE_TRIGGER
:
78 memcached_trigger_delete_key_fn func
= *(memcached_trigger_delete_key_fn
*)&data
;
79 ptr
->delete_trigger
= func
;
82 case MEMCACHED_CALLBACK_MAX
:
83 return MEMCACHED_FAILURE
;
86 return MEMCACHED_SUCCESS
;
89 void *memcached_callback_get(memcached_st
*ptr
,
90 const memcached_callback_t flag
,
91 memcached_return_t
*error
)
93 memcached_return_t local_error
;
102 case MEMCACHED_CALLBACK_PREFIX_KEY
:
106 *error
= MEMCACHED_SUCCESS
;
107 return (void *)memcached_array_string(ptr
->_namespace
);
111 *error
= MEMCACHED_FAILURE
;
115 case MEMCACHED_CALLBACK_USER_DATA
:
117 *error
= ptr
->user_data
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
118 return (void *)ptr
->user_data
;
120 case MEMCACHED_CALLBACK_CLEANUP_FUNCTION
:
122 *error
= ptr
->on_cleanup
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
123 return *(void **)&ptr
->on_cleanup
;
125 case MEMCACHED_CALLBACK_CLONE_FUNCTION
:
127 *error
= ptr
->on_clone
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
128 return *(void **)&ptr
->on_clone
;
130 #ifdef MEMCACHED_ENABLE_DEPRECATED
131 case MEMCACHED_CALLBACK_MALLOC_FUNCTION
:
133 *error
= ptr
->call_malloc
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
134 return *(void **)&ptr
->call_malloc
;
136 case MEMCACHED_CALLBACK_REALLOC_FUNCTION
:
138 *error
= ptr
->call_realloc
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
139 return *(void **)&ptr
->call_realloc
;
141 case MEMCACHED_CALLBACK_FREE_FUNCTION
:
143 *error
= ptr
->call_free
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
144 return *(void **)&ptr
->call_free
;
147 case MEMCACHED_CALLBACK_GET_FAILURE
:
149 *error
= ptr
->get_key_failure
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
150 return *(void **)&ptr
->get_key_failure
;
152 case MEMCACHED_CALLBACK_DELETE_TRIGGER
:
154 *error
= ptr
->delete_trigger
? MEMCACHED_SUCCESS
: MEMCACHED_FAILURE
;
155 return *(void **)&ptr
->delete_trigger
;
157 case MEMCACHED_CALLBACK_MAX
:
159 assert_msg(0, "Invalid behavior passed to memcached_behavior_set()");
160 *error
= MEMCACHED_FAILURE
;