79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/* shlLibCommon.h - common shared library support library header file */
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/*
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* Copyright (c) 2004, 2010 Wind River Systems, Inc.
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*
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* The right to copy, distribute, modify or otherwise make use
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* of this software may be licensed only pursuant to the terms
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* of an applicable Wind River license agreement.
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*/
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/*
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modification history
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--------------------
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01d,27may10,pad Moved 'extern C' statement to include type definitions.
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01c,05nov04,kk added S_shlLib_SHL_ACCESS_DENIED
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01b,20apr04,pad Added errno S_shlLib_INVALID_PARAMETER.
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01a,26mar04,dms created based on sdLibCommon.h
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*/
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#ifndef __INCshlLibCommonh
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#define __INCshlLibCommonh
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#include <vxWorks.h>
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#include <vwModNum.h>
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/* errno values */
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#define S_shlLib_ID_SPACE_EXHAUSTED (M_shlLib | 1)
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#define S_shlLib_INVALID_SH_INITFLG_CHANGE (M_shlLib | 2)
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#define S_shlLib_INVALID_GOTT_INDEX (M_shlLib | 3)
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#define S_shlLib_INVALID_SHL_ID (M_shlLib | 4)
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#define S_shlLib_INVALID_PARAMETER (M_shlLib | 5)
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#define S_shlLib_SHL_ACCESS_DENIED (M_shlLib | 6)
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/* options */
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/* Set in shlFlags to indicate that the library has been initialized. */
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#define SHL_INITFLG 0x00000001
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/* This is a system-wide limit on the number of shared objects. */
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#define MAX_SHARED_OBJECTS 1023
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* data structures */
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typedef struct
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{
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UINT32 shlFlags;
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int shlGOTTINDEX; /* unique small integer ID */
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VIRT_ADDR shlTextBase; /* address of shared library text segment */
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size_t shlTextSize; /* size of shared library text segment */
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VIRT_ADDR shlDataBase; /* address of shared library data in the RTP */
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size_t shlDataSize; /* size of shared library data segment */
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} SHLINFO;
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/* functional API to the library */
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SHL_ID _shlOpen (const char * name,
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int options);
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void _shlUnlock (SHL_ID shlId);
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STATUS _shlGet (SHL_ID shlId,
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SHLINFO * info);
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STATUS _shlPut (SHL_ID shlId,
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const SHLINFO * info);
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STATUS _shlClose (SHL_ID shlId);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __INCshlLibCommonh */
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