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
, void *data
)
14 unsigned int *truefalse
= (unsigned int *)data
;
18 ptr
->flags
|= temp_flag
;
20 ptr
->flags
+= temp_flag
;
23 memcached_return
memcached_behavior_set(memcached_st
*ptr
,
24 memcached_behavior flag
,
29 case MEMCACHED_BEHAVIOR_SUPPORT_CAS
:
30 set_behavior_flag(ptr
, MEM_SUPPORT_CAS
, data
);
32 case MEMCACHED_BEHAVIOR_NO_BLOCK
:
33 set_behavior_flag(ptr
, MEM_NO_BLOCK
, data
);
35 case MEMCACHED_BEHAVIOR_TCP_NODELAY
:
36 set_behavior_flag(ptr
, MEM_TCP_NODELAY
, data
);
38 case MEMCACHED_BEHAVIOR_HASH
:
39 ptr
->hash
= *(memcached_hash
*)(data
);
41 case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS
:
42 set_behavior_flag(ptr
, MEM_USE_CACHE_LOOKUPS
, data
);
44 case MEMCACHED_BEHAVIOR_KETAMA
:
45 set_behavior_flag(ptr
, MEM_USE_KETAMA
, data
);
47 case MEMCACHED_BEHAVIOR_POLL_TIMEOUT
:
49 unsigned int timeout
= (*((unsigned int *)data
));
51 ptr
->poll_timeout
= timeout
;
54 case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE
:
56 ptr
->send_size
= (*((int *)data
));
60 case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE
:
62 ptr
->recv_size
= (*((int *)data
));
70 return MEMCACHED_SUCCESS
;
73 unsigned long long memcached_behavior_get(memcached_st
*ptr
,
74 memcached_behavior flag
)
76 memcached_flags temp_flag
= 0;
80 case MEMCACHED_BEHAVIOR_SUPPORT_CAS
:
81 temp_flag
= MEM_SUPPORT_CAS
;
83 case MEMCACHED_BEHAVIOR_CACHE_LOOKUPS
:
84 temp_flag
= MEM_USE_CACHE_LOOKUPS
;
86 case MEMCACHED_BEHAVIOR_NO_BLOCK
:
87 temp_flag
= MEM_NO_BLOCK
;
89 case MEMCACHED_BEHAVIOR_TCP_NODELAY
:
90 temp_flag
= MEM_TCP_NODELAY
;
92 case MEMCACHED_BEHAVIOR_HASH
:
94 case MEMCACHED_BEHAVIOR_KETAMA
:
95 temp_flag
= MEM_USE_KETAMA
;
97 case MEMCACHED_BEHAVIOR_POLL_TIMEOUT
:
99 return (unsigned long long)ptr
->poll_timeout
;
101 case MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE
:
104 socklen_t sock_length
= sizeof(int);
106 /* We just try the first host, and if it is down we return zero */
107 if ((memcached_connect(ptr
, 0)) != MEMCACHED_SUCCESS
)
110 if (getsockopt(ptr
->hosts
[0].fd
, SOL_SOCKET
,
111 SO_SNDBUF
, &sock_size
, &sock_length
))
112 return 0; /* Zero means error */
116 case MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE
:
119 socklen_t sock_length
= sizeof(int);
121 /* We just try the first host, and if it is down we return zero */
122 if ((memcached_connect(ptr
, 0)) != MEMCACHED_SUCCESS
)
125 if (getsockopt(ptr
->hosts
[0].fd
, SOL_SOCKET
,
126 SO_RCVBUF
, &sock_size
, &sock_length
))
127 return 0; /* Zero means error */
133 WATCHPOINT_ASSERT(temp_flag
); /* Programming mistake if it gets this far */
134 if (ptr
->flags
& temp_flag
)
139 return MEMCACHED_SUCCESS
;