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rtxContext.h Go to the documentation of this file. /* * Copyright (c) 2003-2006 Objective Systems, Inc. * * This software is furnished under a license and may be used and copied * only in accordance with the terms of such license and with the * inclusion of the above copyright notice. This software or any other * copies thereof may not be provided or otherwise made available to any * other person. No title to and ownership of the software is hereby * transferred. * * The information in this software is subject to change without notice * and should not be construed as a commitment by Objective Systems, Inc. * * PROPRIETARY NOTICE * * This software is an unpublished work subject to a confidentiality agreement * and is protected by copyright and trade secret law. Unauthorized copying, * redistribution or other use of this work is prohibited. * * The above notice of copyright on this source code product does not indicate * any actual or intended publication of such source code. * *****************************************************************************/ /* generic run-time context structure */ #ifndef _RTXCONTEXT_H_ #define _RTXCONTEXT_H_ #include "rtxsrc/rtxSysTypes.h" #include "rtxsrc/rtxDList.h" /* run-time message buffer structure */ #ifndef OSENCBUFSIZ #define OSENCBUFSIZ 16*1024 /* dynamic encode buffer extent size */ #endif typedef struct { OSOCTET* data; /* pointer to start of data buffer */ size_t byteIndex; /* byte index */ size_t size; /* current buffer size */ OSBOOL dynamic; /* is buffer dynamic? */ } OSBuffer; /* run-time error info structures */ #define OSERRSTKSIZ 8 /* error stack size */ #define OSMAXERRPRM 5 /* maximum error parameters */ typedef struct { const OSUTF8CHAR* module; OSINT32 lineno; } OSErrLocn; typedef struct { OSErrLocn stack[OSERRSTKSIZ]; OSINT16 status; OSUINT8 stkx; OSUINT8 parmcnt; OSUTF8CHAR* parms[OSMAXERRPRM]; } OSErrInfo; typedef struct OSErrInfoList { OSRTDList list; /* list of errors */ OSErrInfo reserved; /* error info elem, used if nomem to alloc */ OSRTDListNode reservedNode; /* node placeholder for errInfo elem */ } OSErrInfoList; typedef struct { size_t byteIndex; /* byte index */ OSINT16 bitOffset; /* current bit offset (8 - 1) */ OSUINT16 flags; /* flag bits */ } OSBufSave; typedef OSUINT16 OSRTFLAGS; typedef struct OSCTXT { /* run-time context block */ void* pMsgMemHeap; /* internal message memory heap */ void* pTypeMemHeap; /* memory heap */ OSBuffer buffer; /* data buffer */ OSBufSave savedInfo; /* saved buffer info */ OSErrInfoList errInfo; /* run-time error info */ OSUINT32 initCode; /* code double word to indicate init */ OSRTFLAGS flags; /* flag bits */ OSOCTET level; /* nesting level */ OSOCTET state; /* encode/decode process state */ struct OSRTStream* pStream; /* Stream */ OSVoidPtr pAppInfo; /* Application specific info */ #ifdef _RT_ALLOC_FUNC_WITH_CONTEXT OSVoidPtr pUserData; /* User specific context pointer */ #endif } OSCTXT; #define OS_GET_FIRST_ERROR_INFO(pctxt) \ (((pctxt)->errInfo.list.head == 0) ? (OSErrInfo*)0 : \ (OSErrInfo*)((pctxt)->errInfo.list.head->data)) #define OS_GET_LAST_ERROR_INFO(pctxt) \ (((pctxt)->errInfo.list.tail == 0) ? (OSErrInfo*)0 : \ (OSErrInfo*)((pctxt)->errInfo.list.tail->data)) /* * OSFreeCtxtAppInfoPtr is a pointer to pctxt->pAppInfo free function, * The pctxt->pAppInfo should contain the pointer to a structure and its first * member should be a pointer to appInfo free function. */ typedef int (*OSFreeCtxtAppInfoPtr)(OSCTXT* pctxt); /* * OSResetCtxtAppInfoPtr is a pointer to pctxt->pAppInfo reset function, * The pctxt->pAppInfo should contain the pointer to a structure and its second * member should be a pointer to appInfo reset function. */ typedef int (*OSResetCtxtAppInfoPtr)(OSCTXT* pctxt); #define OSRTISSTREAM(pctxt) \ ((pctxt)->pStream != 0 && !((pctxt)->flags & OSDISSTRM)) #define OSRTBUFSAVE(pctxt) { \ (pctxt)->savedInfo.byteIndex = (pctxt)->buffer.byteIndex; \ (pctxt)->savedInfo.flags = (pctxt)->flags; } #define OSRTBUFRESTORE(pctxt) { \ (pctxt)->buffer.byteIndex = (pctxt)->savedInfo.byteIndex; \ (pctxt)->flags = (pctxt)->savedInfo.flags; } /* OSCTXT flag mask values */ #define OSDIAG 0x8000 /* diagnostic tracing enabled */ #define OSTRACE 0x4000 /* tracing enabled */ #define OSASN1INDEF 0x2000 /* ASN.1 indef len message */ #define OSASN1LASTEOC 0x1000 /* Last EOC detected in ASN.1 message */ #define OSFASTCOPY 0x0800 /* turns on "fast copy" mode */ #define OSASN1CONSTAG 0x0400 /* form of last parsed ASN.1 tag */ #define OSDISSTRM 0x0200 /* disable encode/decode to/from stream */ #define OSSAVEBUF 0x0100 /* do not free dynamic encode buffer */ #define OSUPCASE 0x0080 /* convert characters to upper case */ #endif This file was last modified on 8 Jan 2007. XBinder, Version 1.1.9