/*************************************************************************/ /*!
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@File
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@Title Resource Handle Manager
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@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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@Description Provide resource handle management
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@License Dual MIT/GPLv2
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The contents of this file are subject to the MIT license as set out below.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 ("GPL") in which case the provisions
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of GPL are applicable instead of those above.
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If you wish to allow use of your version of this file only under the terms of
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GPL, and not to allow others to use your version of this file under the terms
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of the MIT license, indicate your decision by deleting the provisions above
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and replace them with the notice and other provisions required by GPL as set
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out in the file called "GPL-COPYING" included in this distribution. If you do
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not delete the provisions above, a recipient may use your version of this file
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under the terms of either the MIT license or GPL.
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This License is also included in this distribution in the file called
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"MIT-COPYING".
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EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/ /**************************************************************************/
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#include "img_defs.h"
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#include "dbgdrvif_srv5.h"
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#include "dbgdriv.h"
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/* max number of streams held in SID info table */
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#define MAX_SID_ENTRIES 8
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typedef struct _SID_INFO
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{
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PDBG_STREAM psStream;
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} SID_INFO, *PSID_INFO;
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static SID_INFO gaSID_Xlat_Table[MAX_SID_ENTRIES];
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IMG_SID PStream2SID(PDBG_STREAM psStream)
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{
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if (psStream != (PDBG_STREAM)NULL)
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{
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IMG_INT32 iIdx;
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for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
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{
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if (psStream == gaSID_Xlat_Table[iIdx].psStream)
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{
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/* idx is one based */
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return (IMG_SID)iIdx+1;
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}
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}
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}
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return (IMG_SID)0;
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}
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PDBG_STREAM SID2PStream(IMG_SID hStream)
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{
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/* changed to zero based */
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IMG_INT32 iIdx = (IMG_INT32)hStream-1;
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if (iIdx >= 0 && iIdx < MAX_SID_ENTRIES)
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{
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return gaSID_Xlat_Table[iIdx].psStream;
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}
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else
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{
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return (PDBG_STREAM)NULL;
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}
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}
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IMG_BOOL AddSIDEntry(PDBG_STREAM psStream)
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{
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if (psStream != (PDBG_STREAM)NULL)
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{
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IMG_INT32 iIdx;
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for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
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{
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if (psStream == gaSID_Xlat_Table[iIdx].psStream)
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{
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/* already created */
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return IMG_TRUE;
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}
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if (gaSID_Xlat_Table[iIdx].psStream == (PDBG_STREAM)NULL)
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{
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/* free entry */
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gaSID_Xlat_Table[iIdx].psStream = psStream;
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return IMG_TRUE;
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}
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}
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}
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return IMG_FALSE;
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}
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IMG_BOOL RemoveSIDEntry(PDBG_STREAM psStream)
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{
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if (psStream != (PDBG_STREAM)NULL)
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{
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IMG_INT32 iIdx;
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for (iIdx = 0; iIdx < MAX_SID_ENTRIES; iIdx++)
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{
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if (psStream == gaSID_Xlat_Table[iIdx].psStream)
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{
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gaSID_Xlat_Table[iIdx].psStream = (PDBG_STREAM)NULL;
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return IMG_TRUE;
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}
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}
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}
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return IMG_FALSE;
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}
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/******************************************************************************
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End of file (handle.c)
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******************************************************************************/
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