forked from Qortal/Brooklyn
83 lines
3.0 KiB
C
83 lines
3.0 KiB
C
/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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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 are met:
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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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* 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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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING 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 "interface/khronos/common/khrn_int_common.h"
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#include "interface/khronos/common/khrn_client_platform.h"
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#include "interface/khronos/common/khrn_client_vector.h"
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#include <stdlib.h>
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#include <string.h>
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void khrn_vector_init(KHRN_VECTOR_T *vector, uint32_t capacity)
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{
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vector->data = (capacity == 0) ? NULL : khrn_platform_malloc(capacity, "KHRN_VECTOR_T.data");
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vector->capacity = vector->data ? capacity : 0;
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vector->size = 0;
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}
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void khrn_vector_term(KHRN_VECTOR_T *vector)
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{
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if (vector->data) {
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khrn_platform_free(vector->data);
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}
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}
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bool khrn_vector_extend(KHRN_VECTOR_T *vector, uint32_t size)
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{
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uint32_t req_capacity = vector->size + size;
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if (req_capacity > vector->capacity) {
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uint32_t new_capacity = _max(vector->capacity + (vector->capacity >> 1), req_capacity);
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void *new_data = khrn_platform_malloc(new_capacity, "KHRN_VECTOR_T.data");
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if (!new_data) {
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new_capacity = req_capacity;
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new_data = khrn_platform_malloc(new_capacity, "KHRN_VECTOR_T.data");
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if (!new_data) {
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return false;
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}
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}
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if (vector->data) {
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memcpy(new_data, vector->data, vector->size);
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khrn_platform_free(vector->data);
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}
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vector->data = new_data;
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vector->capacity = new_capacity;
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}
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vector->size += size;
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return true;
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}
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void khrn_vector_clear(KHRN_VECTOR_T *vector)
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{
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if (vector->data) {
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khrn_platform_free(vector->data);
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}
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vector->data = NULL;
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vector->capacity = 0;
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vector->size = 0;
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}
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