ced4130fee
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2218 a95241bf-73f2-0310-859d-f6bbb57e9c96
48 lines
1021 B
C++
48 lines
1021 B
C++
/*
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* Copyright 2002, Marcus Overhagen. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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struct _shared_buffer_list;
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#include <TMap.h>
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#include <TList.h>
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class BufferManager
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{
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public:
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BufferManager();
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~BufferManager();
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area_id SharedBufferListID();
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status_t RegisterBuffer(team_id teamid, media_buffer_id bufferid,
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size_t *size, int32 *flags, size_t *offset, area_id *area);
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status_t RegisterBuffer(team_id teamid, size_t size, int32 flags, size_t offset, area_id area,
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media_buffer_id *bufferid);
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status_t UnregisterBuffer(team_id teamid, media_buffer_id bufferid);
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void CleanupTeam(team_id teamid);
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void Dump();
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private:
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struct buffer_info
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{
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media_buffer_id id;
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area_id area;
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size_t offset;
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size_t size;
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int32 flags;
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List<team_id> teams;
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};
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_shared_buffer_list * fSharedBufferList;
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area_id fSharedBufferListId;
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media_buffer_id fNextBufferId;
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BLocker * fLocker;
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Map<media_buffer_id, buffer_info> *fBufferInfoMap;
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};
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