+++ /dev/null
-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * HashKit library
- *
- * Copyright (C) 2011-2012 Data Differential, http://datadifferential.com/
- * Copyright (C) 2006-2009 Brian Aker 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 <libhashkit/common.h>
-
-static inline void _hashkit_init(hashkit_st *self)
-{
- self->base_hash.function= hashkit_one_at_a_time;
- self->base_hash.context= NULL;
-
- self->distribution_hash.function= hashkit_one_at_a_time;
- self->distribution_hash.context= NULL;
-
- self->flags.is_base_same_distributed= true;
- self->_key= NULL;
-}
-
-static inline hashkit_st *_hashkit_create(hashkit_st *self)
-{
- if (self)
- {
- self->options.is_allocated= false;
- }
- else
- {
- self= (hashkit_st*)calloc(1, sizeof(hashkit_st));
- if (self == NULL)
- {
- return NULL;
- }
-
- self->options.is_allocated= true;
- }
-
- return self;
-}
-
-hashkit_st *hashkit_create(hashkit_st *self)
-{
- self= _hashkit_create(self);
- if (self == NULL)
- {
- return NULL;
- }
-
- _hashkit_init(self);
-
- return self;
-}
-
-
-void hashkit_free(hashkit_st *self)
-{
- if (self and self->_key)
- {
- free(self->_key);
- self->_key= NULL;
- }
-
- if (hashkit_is_allocated(self))
- {
- free(self);
- }
-}
-
-hashkit_st *hashkit_clone(hashkit_st *destination, const hashkit_st *source)
-{
- if (source == NULL)
- {
- return hashkit_create(destination);
- }
-
- /* new_clone will be a pointer to destination */
- destination= _hashkit_create(destination);
-
- // Should only happen on allocation failure.
- if (destination == NULL)
- {
- return NULL;
- }
-
- destination->base_hash= source->base_hash;
- destination->distribution_hash= source->distribution_hash;
- destination->flags= source->flags;
- destination->_key= aes_clone_key(static_cast<aes_key_t*>(source->_key));
-
- return destination;
-}
-
-bool hashkit_compare(const hashkit_st *first, const hashkit_st *second)
-{
- if (not first or not second)
- return false;
-
- if (first->base_hash.function == second->base_hash.function and
- first->base_hash.context == second->base_hash.context and
- first->distribution_hash.function == second->distribution_hash.function and
- first->distribution_hash.context == second->distribution_hash.context and
- first->flags.is_base_same_distributed == second->flags.is_base_same_distributed)
- {
- return true;
- }
-
- return false;
-}