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130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
/*
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* Copyright (c) 2007-2014, Anthony Minessale II
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of the original author; nor the names of any contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "blade.h"
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struct blade_message_s {
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ks_pool_t *pool;
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blade_handle_t *handle;
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void *data;
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ks_size_t data_length;
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ks_size_t data_size;
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};
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KS_DECLARE(ks_status_t) blade_message_destroy(blade_message_t **bmP)
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{
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blade_message_t *bm = NULL;
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ks_assert(bmP);
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bm = *bmP;
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*bmP = NULL;
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ks_assert(bm);
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if (bm->data) ks_pool_free(bm->pool, &bm->data);
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ks_pool_free(bm->pool, &bm);
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return KS_STATUS_SUCCESS;
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}
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KS_DECLARE(ks_status_t) blade_message_create(blade_message_t **bmP, ks_pool_t *pool, blade_handle_t *handle)
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{
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blade_message_t *bm = NULL;
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ks_assert(bmP);
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ks_assert(pool);
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ks_assert(handle);
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bm = ks_pool_alloc(pool, sizeof(*bm));
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bm->pool = pool;
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bm->handle = handle;
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*bmP = bm;
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return KS_STATUS_SUCCESS;
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}
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KS_DECLARE(ks_status_t) blade_message_discard(blade_message_t **bm)
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{
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ks_assert(bm);
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ks_assert(*bm);
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return blade_handle_message_discard((*bm)->handle, bm);
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}
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KS_DECLARE(ks_status_t) blade_message_set(blade_message_t *bm, void *data, ks_size_t data_length)
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{
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ks_assert(bm);
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ks_assert(data);
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ks_assert(data_length > 0);
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// @todo fail on a max message size?
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if (data_length > bm->data_size) {
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// @todo talk to tony about adding flags to ks_pool_resize_ex to prevent the memcpy, don't need to copy old memory here
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// otherwise switch to a new allocation instead of resizing
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bm->data = ks_pool_resize(bm->pool, bm->data, data_length);
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ks_assert(bm->data);
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bm->data_size = data_length;
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}
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memcpy(bm->data, data, data_length);
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bm->data_length = data_length;
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return KS_STATUS_SUCCESS;
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}
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KS_DECLARE(ks_status_t) blade_message_get(blade_message_t *bm, void **data, ks_size_t *data_length)
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{
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ks_assert(bm);
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*data = bm->data;
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*data_length = bm->data_length;
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return KS_STATUS_SUCCESS;
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}
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/* For Emacs:
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* Local Variables:
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* mode:c
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* indent-tabs-mode:t
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* tab-width:4
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* c-basic-offset:4
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* End:
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* For VIM:
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* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
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*/
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