4 memcached_response() is used to determine the return result
5 from an issued command.
9 #include "memcached_io.h"
11 memcached_return
memcached_response(memcached_st
*ptr
,
12 char *buffer
, size_t buffer_length
,
13 unsigned int server_key
)
18 unsigned int max_messages
;
23 max_messages
= memcached_server_response_count(ptr
, server_key
);
24 for (x
= 0; x
<= max_messages
; x
++)
26 size_t total_length
= 0;
31 unsigned int read_length
;
33 read_length
= memcached_io_read(ptr
, server_key
,
37 return MEMCACHED_UNKNOWN_READ_FAILURE
;
39 if (*buffer_ptr
== '\n')
45 WATCHPOINT_ASSERT(total_length
< buffer_length
);
50 if (memcached_server_response_count(ptr
, server_key
))
51 memcached_server_response_decrement(ptr
, server_key
);
56 case 'V': /* VALUE || VERSION */
57 return MEMCACHED_SUCCESS
;
59 return MEMCACHED_SUCCESS
;
60 case 'S': /* STORED STATS SERVER_ERROR */
62 if (buffer
[2] == 'A') /* STORED STATS */
63 return MEMCACHED_STAT
;
64 else if (buffer
[1] == 'E')
65 return MEMCACHED_SERVER_ERROR
;
66 else if (buffer
[1] == 'T')
67 return MEMCACHED_STORED
;
69 return MEMCACHED_UNKNOWN_READ_FAILURE
;
71 case 'D': /* DELETED */
72 return MEMCACHED_DELETED
;
73 case 'N': /* NOT_FOUND */
76 return MEMCACHED_NOTFOUND
;
77 else if (buffer
[4] == 'S')
78 return MEMCACHED_NOTSTORED
;
80 return MEMCACHED_UNKNOWN_READ_FAILURE
;
82 case 'E': /* PROTOCOL ERROR or END */
86 else if (buffer
[1] == 'R')
87 return MEMCACHED_PROTOCOL_ERROR
;
89 return MEMCACHED_UNKNOWN_READ_FAILURE
;
91 case 'C': /* CLIENT ERROR */
92 return MEMCACHED_CLIENT_ERROR
;
94 return MEMCACHED_UNKNOWN_READ_FAILURE
;
98 return MEMCACHED_SUCCESS
;
101 char *memcached_result_value(memcached_result_st
*ptr
)
103 memcached_string_st
*sptr
= &ptr
->value
;
104 return memcached_string_value(sptr
);
107 size_t memcached_result_length(memcached_result_st
*ptr
)
109 memcached_string_st
*sptr
= &ptr
->value
;
110 return memcached_string_length(sptr
);