122 lines
2.3 KiB
C
122 lines
2.3 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* RemoteFX Codec Library - Memory Pool
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <winpr/crt.h>
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#include "rfx_pool.h"
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RFX_POOL* rfx_pool_new()
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{
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RFX_POOL* pool;
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pool = (RFX_POOL*) malloc(sizeof(RFX_POOL));
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ZeroMemory(pool, sizeof(RFX_POOL));
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pool->size = 64;
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pool->tiles = (RFX_TILE**) malloc(sizeof(RFX_TILE*) * pool->size);
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ZeroMemory(pool->tiles, sizeof(RFX_TILE*) * pool->size);
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return pool;
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}
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void rfx_pool_free(RFX_POOL* pool)
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{
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int i;
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RFX_TILE* tile;
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for (i = 0; i < pool->count; i++)
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{
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tile = pool->tiles[i];
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if (tile != NULL)
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{
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if (tile->data != NULL)
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free(tile->data);
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free(tile);
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}
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}
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free(pool->tiles);
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free(pool);
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}
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void rfx_pool_put_tile(RFX_POOL* pool, RFX_TILE* tile)
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{
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if (pool->count >= pool->size)
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{
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pool->size *= 2;
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pool->tiles = (RFX_TILE**) realloc((void*) pool->tiles, sizeof(RFX_TILE*) * pool->size);
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}
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pool->tiles[(pool->count)++] = tile;
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}
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RFX_TILE* rfx_pool_get_tile(RFX_POOL* pool)
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{
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RFX_TILE* tile;
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if (pool->count < 1)
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{
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tile = (RFX_TILE*) malloc(sizeof(RFX_TILE));
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ZeroMemory(tile, sizeof(RFX_TILE));
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tile->data = (BYTE*) malloc(4096 * 4); /* 64x64 * 4 */
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}
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else
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{
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tile = pool->tiles[--(pool->count)];
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}
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return tile;
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}
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void rfx_pool_put_tiles(RFX_POOL* pool, RFX_TILE** tiles, int count)
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{
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int i;
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for (i = 0; i < count; i++)
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{
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rfx_pool_put_tile(pool, tiles[i]);
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}
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}
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RFX_TILE** rfx_pool_get_tiles(RFX_POOL* pool, int count)
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{
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int i;
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RFX_TILE** tiles;
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tiles = (RFX_TILE**) malloc(sizeof(RFX_TILE*) * count);
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for (i = 0; i < count; i++)
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{
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tiles[i] = rfx_pool_get_tile(pool);
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}
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return tiles;
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}
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