Bump required version for touch.
[awesomized/libmemcached] / libmemcached / key.cc
1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2 *
3 * Libmemcached library
4 *
5 * Copyright (C) 2011 Data Differential, http://datadifferential.com/
6 * Copyright (C) 2006-2009 Brian Aker All rights reserved.
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37
38 #include <libmemcached/common.h>
39
40 memcached_return_t memcached_key_test(memcached_st &memc,
41 const char * const *keys,
42 const size_t *key_length,
43 size_t number_of_keys)
44 {
45 if (keys == NULL or key_length == NULL)
46 {
47 return memcached_set_error(memc, MEMCACHED_BAD_KEY_PROVIDED, MEMCACHED_AT, memcached_literal_param("Key was NULL or length of key was zero."));
48 }
49
50 // If we don't need to verify the key, or we are using the binary protoocol,
51 // we just check the size of the key
52 if (memc.flags.verify_key == false or memc.flags.binary_protocol == true)
53 {
54 for (size_t x= 0; x < number_of_keys; x++)
55 {
56 // We should set binary key, but the memcached server is broken for
57 // longer keys at the moment.
58 memcached_return_t rc= memcached_validate_key_length(*(key_length +x), false /* memc.flags.binary_protocol */);
59 if (memcached_failed(rc))
60 {
61 return memcached_set_error(memc, rc, MEMCACHED_AT, memcached_literal_param("Key provided was too long."));
62 }
63 }
64
65 return MEMCACHED_SUCCESS;
66 }
67
68 for (size_t x= 0; x < number_of_keys; x++)
69 {
70 memcached_return_t rc= memcached_validate_key_length(*(key_length + x), false);
71 if (memcached_failed(rc))
72 {
73 return memcached_set_error(memc, rc, MEMCACHED_AT, memcached_literal_param("Key provided was too long."));
74 }
75
76 for (size_t y= 0; y < *(key_length + x); y++)
77 {
78 if ((isgraph(keys[x][y])) == 0)
79 {
80 return memcached_set_error(memc, MEMCACHED_BAD_KEY_PROVIDED, MEMCACHED_AT, memcached_literal_param("Key provided had invalid character."));
81 }
82 }
83 }
84
85 return MEMCACHED_SUCCESS;
86 }
87