3 memcached_return
memcached_server_add(memcached_st
*ptr
, char *hostname
, unsigned int port
)
5 memcached_server_st
*new_host_list
;
7 LIBMEMCACHED_MEMCACHED_SERVER_ADD_START();
10 port
= MEMCACHED_DEFAULT_PORT
;
13 hostname
= "localhost";
16 new_host_list
= (memcached_server_st
*)realloc(ptr
->hosts
, sizeof(memcached_server_st
) * (ptr
->number_of_hosts
+1));
18 return MEMCACHED_MEMORY_ALLOCATION_FAILURE
;
19 memset(&new_host_list
[ptr
->number_of_hosts
], 0, sizeof(memcached_server_st
));
22 return MEMCACHED_MEMORY_ALLOCATION_FAILURE
;
24 ptr
->hosts
= new_host_list
;
27 (char *)malloc(sizeof(char) * (strlen(hostname
)+1));
29 return MEMCACHED_MEMORY_ALLOCATION_FAILURE
;
31 memset(new_hostname
, 0, strlen(hostname
)+1);
32 memcpy(new_hostname
, hostname
, strlen(hostname
));
33 ptr
->hosts
[ptr
->number_of_hosts
].hostname
= new_hostname
;
34 ptr
->hosts
[ptr
->number_of_hosts
].port
= port
;
35 ptr
->hosts
[ptr
->number_of_hosts
].fd
= -1;
36 ptr
->number_of_hosts
++;
38 LIBMEMCACHED_MEMCACHED_SERVER_ADD_END();
40 return MEMCACHED_SUCCESS
;
43 memcached_return
memcached_connect(memcached_st
*ptr
)
46 struct sockaddr_in localAddr
, servAddr
;
49 LIBMEMCACHED_MEMCACHED_CONNECT_START();
51 if (ptr
->connected
== ptr
->number_of_hosts
)
52 return MEMCACHED_SUCCESS
;
56 return MEMCACHED_NO_SERVERS
;
59 for (x
= 0; x
< ptr
->number_of_hosts
; x
++)
61 if (ptr
->hosts
[x
].fd
== -1)
63 if ((h
= gethostbyname(ptr
->hosts
[x
].hostname
)) == NULL
)
64 return MEMCACHED_HOST_LOCKUP_FAILURE
;
66 servAddr
.sin_family
= h
->h_addrtype
;
67 memcpy((char *) &servAddr
.sin_addr
.s_addr
, h
->h_addr_list
[0], h
->h_length
);
68 servAddr
.sin_port
= htons(ptr
->hosts
[x
].port
);
70 /* Create the socket */
71 if ((ptr
->hosts
[0].fd
= socket(AF_INET
, SOCK_STREAM
, 0)) < 0)
72 return MEMCACHED_CONNECTION_SOCKET_CREATE_FAILURE
;
75 /* bind any port number */
76 localAddr
.sin_family
= AF_INET
;
77 localAddr
.sin_addr
.s_addr
= htonl(INADDR_ANY
);
78 localAddr
.sin_port
= htons(0);
80 if (bind(ptr
->hosts
[0].fd
, (struct sockaddr
*) &localAddr
, sizeof(localAddr
)) < 0)
81 return(MEMCACHED_CONNECTION_BIND_FAILURE
);
83 /* connect to server */
84 if (connect(ptr
->hosts
[0].fd
, (struct sockaddr
*) &servAddr
, sizeof(servAddr
)) < 0)
85 return MEMCACHED_HOST_LOCKUP_FAILURE
;
90 LIBMEMCACHED_MEMCACHED_CONNECT_END();
92 return MEMCACHED_SUCCESS
;