+/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ * Libmemcached library
+ *
+ * Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * * The names of its contributors may not be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <libmemcached/common.h>
+
+memcached_return_t memcached_set_namespace(memcached_st *self, const char *key, size_t key_length)
+{
+ WATCHPOINT_ASSERT(self);
+
+ if (key and key_length == 0)
+ {
+ WATCHPOINT_ASSERT(key_length);
+ return memcached_set_error(*self, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("Invalid namespace, namespace string had value but length was 0"));
+ }
+ else if (key_length and key == NULL)
+ {
+ WATCHPOINT_ASSERT(key);
+ return memcached_set_error(*self, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("Invalid namespace, namespace string length was > 1 but namespace string was null "));
+ }
+ else if (key and key_length)
+ {
+ bool orig= self->flags.verify_key;
+ self->flags.verify_key= true;
+ if (memcached_failed(memcached_key_test(*self, (const char **)&key, &key_length, 1)))
+ {
+ self->flags.verify_key= orig;
+ return memcached_set_error(*self, MEMCACHED_BAD_KEY_PROVIDED, MEMCACHED_AT);
+ }
+ self->flags.verify_key= orig;
+
+ if ((key_length > MEMCACHED_PREFIX_KEY_MAX_SIZE -1))
+ {
+ return memcached_set_error(*self, MEMCACHED_KEY_TOO_BIG, MEMCACHED_AT);
+ }
+
+ memcached_array_free(self->prefix_key);
+ self->prefix_key= memcached_strcpy(self, key, key_length);
+
+ if (not self->prefix_key)
+ {
+ return memcached_set_error(*self, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT);
+ }
+ }
+ else
+ {
+ memcached_array_free(self->prefix_key);
+ self->prefix_key= NULL;
+ }
+
+ return MEMCACHED_SUCCESS;
+}