90 lines
2.0 KiB
C
90 lines
2.0 KiB
C
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/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Glyph Cache
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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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#include <freerdp/utils/stream.h>
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#include <freerdp/utils/memory.h>
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#include <freerdp/cache/pointer.h>
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void* pointer_get(rdpPointer* pointer, uint16 index, void** extra)
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{
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void* entry;
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if (index >= pointer->cacheSize)
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{
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printf("invalid pointer index:%d\n", index);
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return NULL;
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}
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entry = pointer->entries[index].entry;
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if (extra != NULL)
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extra = pointer->entries[index].extra;
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return entry;
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}
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void pointer_put(rdpPointer* pointer, uint16 index, void* entry, void* extra)
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{
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if (index >= pointer->cacheSize)
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{
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printf("invalid pointer index:%d\n", index);
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return;
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}
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pointer->entries[index].entry = entry;
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pointer->entries[index].extra = extra;
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}
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rdpPointer* pointer_new(rdpSettings* settings)
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{
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rdpPointer* pointer;
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pointer = (rdpPointer*) xzalloc(sizeof(rdpPointer));
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if (pointer != NULL)
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{
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pointer->settings = settings;
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pointer->cacheSize = settings->pointer_cache_size;
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pointer->entries = xzalloc(sizeof(POINTER_CACHE_ENTRY) * pointer->cacheSize);
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}
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return pointer;
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}
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void pointer_free(rdpPointer* pointer)
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{
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if (pointer != NULL)
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{
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int i;
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for (i = 0; i < pointer->cacheSize; i++)
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{
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if (pointer->entries[i].entry != NULL)
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xfree(pointer->entries[i].entry);
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if (pointer->entries[i].extra != NULL)
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xfree(pointer->entries[i].extra);
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}
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xfree(pointer->entries);
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xfree(pointer);
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}
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}
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