Updating for 1.0.2 release
[awesomized/libmemcached] / libmemcached / verbosity.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) 2010 Brian Aker All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met:
11 *
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * * Redistributions in binary form must reproduce the above
16 * copyright notice, this list of conditions and the following disclaimer
17 * in the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * * The names of its contributors may not be used to endorse or
21 * promote products derived from this software without specific prior
22 * written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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35 *
36 */
37
38 #include <libmemcached/common.h>
39
40 struct context_st
41 {
42 size_t length;
43 const char *buffer;
44 };
45
46 static memcached_return_t _set_verbosity(const memcached_st *,
47 const memcached_server_st *server,
48 void *context)
49 {
50 struct context_st *execute= (struct context_st *)context;
51
52 memcached_st local_memc;
53 memcached_st *memc_ptr= memcached_create(&local_memc);
54
55 memcached_return_t rc= memcached_server_add(memc_ptr, memcached_server_name(server), memcached_server_port(server));
56
57 if (rc == MEMCACHED_SUCCESS)
58 {
59 char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
60
61 memcached_server_write_instance_st instance= memcached_server_instance_fetch(memc_ptr, 0);
62
63
64 rc= memcached_do(instance, execute->buffer, execute->length, true);
65
66 if (rc == MEMCACHED_SUCCESS)
67 {
68 rc= memcached_response(instance, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, NULL);
69 }
70 }
71
72 memcached_free(memc_ptr);
73
74 return rc;
75 }
76
77 memcached_return_t memcached_verbosity(memcached_st *ptr, uint32_t verbosity)
78 {
79 int send_length;
80 memcached_server_fn callbacks[1];
81
82 char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
83
84 send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
85 "verbosity %u\r\n", verbosity);
86 if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE || send_length < 0)
87 {
88 return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT,
89 memcached_literal_param("snprintf(MEMCACHED_DEFAULT_COMMAND_SIZE)"));
90 }
91
92 struct context_st context = { (size_t)send_length, buffer };
93
94 callbacks[0]= _set_verbosity;
95
96 return memcached_server_cursor(ptr, callbacks, &context, 1);
97 }