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38 #include "libmemcached/common.h"
40 static inline memcached_return_t
memcached_validate_key_length(size_t key_length
, bool)
44 return MEMCACHED_BAD_KEY_PROVIDED
;
47 // No one ever reimplemented MEMCACHED to use keys longer then the original ascii length
51 if (key_length
> 0xffff)
53 return MEMCACHED_BAD_KEY_PROVIDED
;
59 if (key_length
>= MEMCACHED_MAX_KEY
)
61 return MEMCACHED_BAD_KEY_PROVIDED
;
65 return MEMCACHED_SUCCESS
;
68 memcached_return_t
memcached_key_test(memcached_st
&memc
,
69 const char * const *keys
,
70 const size_t *key_length
,
71 size_t number_of_keys
)
73 if (number_of_keys
== 0)
75 return memcached_set_error(memc
, MEMCACHED_INVALID_ARGUMENTS
, MEMCACHED_AT
, memcached_literal_param("Numbers of keys provided was zero"));
78 if (keys
== NULL
or key_length
== NULL
)
80 return memcached_set_error(memc
, MEMCACHED_BAD_KEY_PROVIDED
, MEMCACHED_AT
, memcached_literal_param("Key was NULL or length of key was zero."));
83 const bool is_binary
= memcached_flag(memc
, MEMCACHED_FLAG_BINARY_PROTOCOL
);
85 // If we don't need to verify the key, or we are using the binary protoocol,
86 // we just check the size of the key
87 for (size_t x
= 0; x
< number_of_keys
; ++x
)
89 // We should set binary key, but the memcached server is broken for
90 // longer keys at the moment.
91 memcached_return_t rc
= memcached_validate_key_length(*(key_length
+x
), false /* memc.flags.binary_protocol */);
92 if (memcached_failed(rc
))
94 return memcached_set_error(memc
, rc
, MEMCACHED_AT
, memcached_literal_param("Key provided was too long."));
97 if (memc
.flags
.verify_key
and is_binary
== false)
99 for (size_t y
= 0; y
< *(key_length
+x
); ++y
)
101 if ((isgraph(keys
[x
][y
])) == 0)
103 return memcached_set_error(memc
, MEMCACHED_BAD_KEY_PROVIDED
, MEMCACHED_AT
, memcached_literal_param("Key provided had invalid character."));
109 return MEMCACHED_SUCCESS
;