3 #include <sys/socket.h>
4 #include <netinet/tcp.h>
7 This function is used to modify the behabior of running client.
9 We quit all connections so we can reset the sockets.
12 void set_behavior_flag(memcached_st
*ptr
, memcached_flags temp_flag
, uint64_t data
)
15 ptr
->flags
|= temp_flag
;
17 ptr
->flags
&= ~temp_flag
;
20 memcached_return
memcached_behavior_set(memcached_st
*ptr
,
21 memcached_behavior flag
,
26 case MEMCACHED_BEHAVIOR_SUPPORT_CAS
:
27 set_behavior_flag(ptr
, MEM_SUPPORT_CAS
, data
);
29 case MEMCACHED_BEHAVIOR_NO_BLOCK
:
30 set_behavior_flag(ptr
, MEM_NO_BLOCK
, data
);
32 case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS
:
33 set_behavior_flag(ptr
, MEM_BUFFER_REQUESTS
, data
);
36 case MEMCACHED_BEHAVIOR_TCP_NODELAY
:
37 set_behavior_flag(ptr
, MEM_TCP_NODELAY
, data
);
40 case MEMCACHED_BEHAVIOR_DISTRIBUTION
:
41 ptr
->distribution
= (memcached_server_distribution
)(data
);
43 case MEMCACHED_BEHAVIOR_HASH
:
44 ptr
->hash
= (memcached_hash
)(data
);
46 case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS
:
47 set_behavior_flag(ptr
, MEM_USE_CACHE_LOOKUPS
, data
);
50 case MEMCACHED_BEHAVIOR_VERIFY_KEY
:
51 set_behavior_flag(ptr
, MEM_VERIFY_KEY
, data
);
53 case MEMCACHED_BEHAVIOR_KETAMA
:
54 set_behavior_flag(ptr
, MEM_USE_KETAMA
, data
);
56 case MEMCACHED_BEHAVIOR_SORT_HOSTS
:
57 set_behavior_flag(ptr
, MEM_USE_SORT_HOSTS
, data
);
59 case MEMCACHED_BEHAVIOR_USER_DATA
:
62 case MEMCACHED_BEHAVIOR_POLL_TIMEOUT
:
63 ptr
->poll_timeout
= (int32_t)data
;
65 case MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT
:
66 ptr
->connect_timeout
= (int32_t)data
;
68 case MEMCACHED_BEHAVIOR_RETRY_TIMEOUT
:
69 ptr
->retry_timeout
= (int32_t)data
;
71 case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE
:
72 ptr
->send_size
= (int32_t)data
;
75 case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE
:
76 ptr
->recv_size
= (int32_t)data
;
81 return MEMCACHED_SUCCESS
;
84 unsigned long long memcached_behavior_get(memcached_st
*ptr
,
85 memcached_behavior flag
)
87 memcached_flags temp_flag
= 0;
91 case MEMCACHED_BEHAVIOR_SUPPORT_CAS
:
92 temp_flag
= MEM_SUPPORT_CAS
;
94 case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS
:
95 temp_flag
= MEM_USE_CACHE_LOOKUPS
;
97 case MEMCACHED_BEHAVIOR_NO_BLOCK
:
98 temp_flag
= MEM_NO_BLOCK
;
100 case MEMCACHED_BEHAVIOR_BUFFER_REQUESTS
:
101 temp_flag
= MEM_BUFFER_REQUESTS
;
103 case MEMCACHED_BEHAVIOR_TCP_NODELAY
:
104 temp_flag
= MEM_TCP_NODELAY
;
106 case MEMCACHED_BEHAVIOR_VERIFY_KEY
:
107 temp_flag
= MEM_VERIFY_KEY
;
109 case MEMCACHED_BEHAVIOR_DISTRIBUTION
:
110 return ptr
->distribution
;
111 case MEMCACHED_BEHAVIOR_HASH
:
113 case MEMCACHED_BEHAVIOR_KETAMA
:
114 temp_flag
= MEM_USE_KETAMA
;
116 case MEMCACHED_BEHAVIOR_SORT_HOSTS
:
117 temp_flag
= MEM_USE_SORT_HOSTS
;
119 case MEMCACHED_BEHAVIOR_USER_DATA
:
121 case MEMCACHED_BEHAVIOR_POLL_TIMEOUT
:
123 return (unsigned long long)ptr
->poll_timeout
;
125 case MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT
:
127 return (unsigned long long)ptr
->connect_timeout
;
129 case MEMCACHED_BEHAVIOR_RETRY_TIMEOUT
:
131 return (unsigned long long)ptr
->retry_timeout
;
133 case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE
:
136 socklen_t sock_length
= sizeof(int);
139 /* We just try the first host, and if it is down we return zero */
140 if ((memcached_connect(&ptr
->hosts
[0])) != MEMCACHED_SUCCESS
)
143 if (getsockopt(ptr
->hosts
[0].fd
, SOL_SOCKET
,
144 SO_SNDBUF
, &sock_size
, &sock_length
))
145 return 0; /* Zero means error */
149 case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE
:
152 socklen_t sock_length
= sizeof(int);
155 /* We just try the first host, and if it is down we return zero */
156 if ((memcached_connect(&ptr
->hosts
[0])) != MEMCACHED_SUCCESS
)
159 if (getsockopt(ptr
->hosts
[0].fd
, SOL_SOCKET
,
160 SO_RCVBUF
, &sock_size
, &sock_length
))
161 return 0; /* Zero means error */
167 WATCHPOINT_ASSERT(temp_flag
); /* Programming mistake if it gets this far */
168 if (ptr
->flags
& temp_flag
)
173 return MEMCACHED_SUCCESS
;