xltenc.c

SyncML手册及其编程

      if ((_err = xltEncList(ITEM_LIST, REQUIRED, ((SmlGetPtr_t) pContent)->itemList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                   
      // End tag
      if ((_err = xltGenerateTag(tagId, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                    
      
      break;
    case TN_MAP:
      // Begin tag
      if ((_err = xltGenerateTag(TN_MAP, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlMapPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                          
      // Target
      if ((_err = xltEncBlock(TN_TARGET, REQUIRED, ((SmlMapPtr_t) pContent)->target, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // Source
      if ((_err = xltEncBlock(TN_SOURCE, REQUIRED, ((SmlMapPtr_t) pContent)->source, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // Cred?
      if ((_err = xltEncBlock(TN_CRED, OPTIONAL, ((SmlMapPtr_t) pContent)->cred, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // Meta?
      if ((_err = xltEncBlock(TN_META, OPTIONAL, ((SmlMapPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // Mapitemlist
      if ((_err = xltEncList(MAPITEM_LIST, REQUIRED, ((SmlMapPtr_t) pContent)->mapItemList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // End tag
      if ((_err = xltGenerateTag(TN_MAP, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_MAPITEM:
      // Begin tag
      if ((_err = xltGenerateTag(TN_MAPITEM, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // Target
      if ((_err = xltEncBlock(TN_TARGET, REQUIRED, ((SmlMapItemPtr_t) pContent)->target, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // Source
      if ((_err = xltEncBlock(TN_SOURCE, REQUIRED, ((SmlMapItemPtr_t) pContent)->source, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // End tag
      if ((_err = xltGenerateTag(TN_MAPITEM, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_RESULTS:
      // Begin tag
      if ((_err = xltGenerateTag(TN_RESULTS, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlResultsPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // MsgRef?
      if ((_err = xltEncBlock(TN_MSGREF, OPTIONAL, ((SmlResultsPtr_t) pContent)->msgRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // CmdRef
      if ((_err = xltEncBlock(TN_CMDREF, REQUIRED, ((SmlResultsPtr_t) pContent)->cmdRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                            
      // Meta?
      if ((_err = xltEncBlock(TN_META, OPTIONAL, ((SmlResultsPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // TargetRef?
      if ((_err = xltEncBlock(TN_TARGETREF, OPTIONAL, ((SmlResultsPtr_t) pContent)->targetRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // SourceRef?
      if ((_err = xltEncBlock(TN_SOURCEREF, OPTIONAL, ((SmlResultsPtr_t) pContent)->sourceRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // Item+
      if ((_err = xltEncList(ITEM_LIST, REQUIRED, ((SmlResultsPtr_t) pContent)->itemList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                   
      // End tag
      if ((_err = xltGenerateTag(TN_RESULTS, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_CHAL:
      // Begin tag
      if ((_err = xltGenerateTag(TN_CHAL, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // Meta
      if ((_err = xltEncBlock(TN_META, REQUIRED, ((SmlChalPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // End tag
      if ((_err = xltGenerateTag(TN_CHAL, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
#ifdef SEARCH_SEND
    case TN_SEARCH:
      // Begin tag
      if ((_err = xltGenerateTag(TN_SEARCH, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlSearchPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // NoResp?
      if ((_err = xltEncBlock(TN_NORESP, OPTIONAL, &((SmlSearchPtr_t) pContent)->flags, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // NoResults?
      if ((_err = xltEncBlock(TN_NORESULTS, OPTIONAL, &((SmlSearchPtr_t) pContent)->flags, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // Cred?
      if ((_err = xltEncBlock(TN_CRED, OPTIONAL, ((SmlSearchPtr_t) pContent)->cred, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Target?
      if ((_err = xltEncBlock(TN_TARGET, OPTIONAL, ((SmlSearchPtr_t) pContent)->target, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                     
      // Source List
      if ((_err = xltEncList(SOURCE_LIST, REQUIRED, ((SmlSearchPtr_t) pContent)->sourceList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                        
      // Lang?
      if ((_err = xltEncBlock(TN_LANG, OPTIONAL, ((SmlSearchPtr_t) pContent)->lang, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Meta
      if ((_err = xltEncBlock(TN_META, REQUIRED, ((SmlSearchPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Dsta
      if ((_err = xltEncBlock(TN_DATA, REQUIRED, ((SmlSearchPtr_t) pContent)->data, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // End tag
      if ((_err = xltGenerateTag(TN_SEARCH, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
#endif    
    case TN_STATUS:
      // Begin tag
      if ((_err = xltGenerateTag(TN_STATUS, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlStatusPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // MsgRef?
      if ((_err = xltEncBlock(TN_MSGREF, REQUIRED, ((SmlStatusPtr_t) pContent)->msgRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // CmdRef
      if ((_err = xltEncBlock(TN_CMDREF, REQUIRED, ((SmlStatusPtr_t) pContent)->cmdRef, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Cmd
      if ((_err = xltEncBlock(TN_CMD, REQUIRED, ((SmlStatusPtr_t) pContent)->cmd, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // TargetRefList?
      if ((_err = xltEncList(TARGETREF_LIST, OPTIONAL, ((SmlStatusPtr_t) pContent)->targetRefList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // SourceRefList?
      if ((_err = xltEncList(SOURCEREF_LIST, OPTIONAL, ((SmlStatusPtr_t) pContent)->sourceRefList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // Cred?
      if ((_err = xltEncBlock(TN_CRED, OPTIONAL, ((SmlStatusPtr_t) pContent)->cred, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Chal?
      if ((_err = xltEncBlock(TN_CHAL, OPTIONAL, ((SmlStatusPtr_t) pContent)->chal, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Data
      if ((_err = xltEncBlock(TN_DATA, REQUIRED, ((SmlStatusPtr_t) pContent)->data, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                          
      // Item*
      if ((_err = xltEncList(ITEM_LIST, OPTIONAL, ((SmlStatusPtr_t) pContent)->itemList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                   
      // End tag
      if ((_err = xltGenerateTag(TN_STATUS, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_SYNC:
      // Begin tag
      if ((_err = xltGenerateTag(TN_SYNC, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlSyncPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // NoResp?
      if ((_err = xltEncBlock(TN_NORESP, OPTIONAL, &((SmlSyncPtr_t) pContent)->flags, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                         
      // Cred?
      if ((_err = xltEncBlock(TN_CRED, OPTIONAL, ((SmlSyncPtr_t) pContent)->cred, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                           
      // Target?
      if ((_err = xltEncBlock(TN_TARGET, OPTIONAL, ((SmlSyncPtr_t) pContent)->target, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // Source?
      if ((_err = xltEncBlock(TN_SOURCE, OPTIONAL, ((SmlSyncPtr_t) pContent)->source, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                       
      // Meta?
      if ((_err = xltEncBlock(TN_META, OPTIONAL, ((SmlSyncPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                           
	  // NumberOfChanges?
      if ((_err = xltEncBlock(TN_NUMBEROFCHANGES, OPTIONAL, ((SmlSyncPtr_t) pContent)->noc, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // End tag in TN_SYNC_END

      break;
    case TN_SYNC_END:
      //End tag
      if ((_err = xltGenerateTag(TN_SYNC, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_REPLACE:
      // Begin tag
      if ((_err = xltGenerateTag(tagId, TT_BEG, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      // CmdID
      if ((_err = xltEncBlock(TN_CMDID, REQUIRED, ((SmlGenericCmdPtr_t) pContent)->cmdID, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                           
      // NoResp?
      if ((_err = xltEncBlock(TN_NORESP, OPTIONAL, &((SmlGenericCmdPtr_t) pContent)->flags, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                           
      // Cred?
      if ((_err = xltEncBlock(TN_CRED, OPTIONAL, ((SmlGenericCmdPtr_t) pContent)->cred, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                     
      // Meta?
      if ((_err = xltEncBlock(TN_META, OPTIONAL, ((SmlGenericCmdPtr_t) pContent)->meta, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                     
      // Item+     
      if ((_err = xltEncList(ITEM_LIST, REQUIRED, ((SmlGenericCmdPtr_t) pContent)->itemList, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;                                   
      // End tag
      if ((_err = xltGenerateTag(tagId, TT_END, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;

      break;
    case TN_ARCHIVE:                        
      //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t*)pContent)) & (SmlArchive_f)) {
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      }                       
      break;
    case TN_SFTDEL:                 
      //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t *) pContent)) & (SmlSftDel_f)) {
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      break;
	  case TN_MOREDATA:
	    //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t *) pContent)) & (SmlMoreData_f)) {
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      }
      break;
    case TN_NORESULTS:
      //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t *) pContent)) & (SmlNoResults_f)) {
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      }
      break;
    case TN_NORESP:                                 
      //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t *) pContent)) & (SmlNoResp_f)){
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      }
      break;
    case TN_FINAL:                  
      //set the flag in the (WB)XML document if the flag is in the pContent
      if ((*((Flag_t *) pContent)) & (SmlFinal_f)) {
        if ((_err = xltGenerateTag(tagId, TT_ALL, enc, pBufMgr, SML_EXT_UNDEFINED)) != SML_ERR_OK) return _err;
      }
      break;
    default:  // all leaf nodes (PCDATA#)
        return xltEncPcdata(tagId, reqOptFlag, pContent, enc, pBufMgr, attFlag);
    }
    }
    return SML_ERR_OK;
}
      
Ret_t xltEncPcdata(XltTagID_t tagId, XltRO_t reqOptFlag, const VoidPtr_t pContent, SmlEncoding_t enc, BufferMgmtPtr_t pBufMgr, SmlPcdataExtension_t attFlag)   {
    //Return variable
    Ret_t _err;

    //generate PCDATA begin tag
    if ((_err = xltGenerateTag(tagId, TT_BEG, enc, pBufMgr, attFlag)) != SML_ERR_OK) return _err;

    //write the pContent to the buffer according the encoding type
    switch ((int)enc) {
#ifdef __SML_WBXML__
    case SML_WBXML:
        switch (((SmlPcdataPtr_t)pContent)->contentType) {
        case SML_PCDATA_STRING:
            if ((_err = wbxmlWriteTypeToBuffer(((SmlPcdataPtr_t)pContent)->content, STR_I, ((SmlPcdataPtr_t)pContent)->length, pBufMgr)) != SML_ERR_OK) return _err;
            break;
        // Note: SML_PCDATA_CDATA case added by luz to allow direct translation from XML to WBXML
        case SML_PCDATA_CDATA:
        case SML_PCDATA_OPAQUE:
            if ((_err = wbxmlWriteTypeToBuffer(((SmlPcdataPtr_t)pContent)->content, OPAQUE, ((SmlPcdataPtr_t)pContent)->length, pBufMgr)) != SML_ERR_OK) return _err;
            break;
#ifdef __USE_EXTENSIONS__
        case SML_PCDATA_EXTENSION:
            if ((_err = xltBuildExtention(((SmlPcdataPtr_t)pContent)->extension, reqOptFlag, ((SmlPcdataPtr_t)pContent)->content, enc, pBufMgr)) != SML_ERR_OK) return _err;
            break;
#endif
        default:
            // 2003-11-24: Tomy to deal with pcdata empty extensions (for example <Meta></Meta> which is valid)
			// refer to xltdec.c to see that empty extensions result in SmlPcdataPtr_t with all fields (data) set to 0
			if (((SmlPcdataPtr_t)pContent)->contentType != SML_PCDATA_UNDEFINED ||
				((SmlPcdataPtr_t)pContent)->extension != SML_EXT_UNDEFINED ||
				((SmlPcdataPtr_t)pContent)->length != 0 ||
				((SmlPcdataPtr_t)pContent)->content != NULL) 
				return SML_ERR_XLT_INVAL_PCDATA_TYPE;
            //			return SML_ERR_XLT_INVAL_PCDATA_TYPE;
            // end modified by Tomy
        }; // eof switch(contenttype)
        break;
#endif  // eof WBXML

#ifdef __SML_XML__
    case SML_XML:
        switch (((SmlPcdataPtr_t)pContent)->contentType) {
            // Note: SML_PCDATA_OPAQUE case added by luz to allow direct translation from WBXML to XML
            #ifdef PCDATA_OPAQUE_AS_CDATA
            case SML_PCDATA_OPAQUE:
            #endif
            case SML_PCDATA_CDATA: {
			    MemPtr_t _tmpStr;        
                _tmpStr = (MemPtr_t) "<![CDATA[";
                if ((_err = xltAddToBuffer(_tmpStr, smlLibStrlen((String_t)_tmpStr), pBufMgr)) != SML_ERR_OK) return _err;
                if ((_err = xltAddToBuffer(((SmlPcdataPtr_t)pContent)->content, ((SmlPcdataPtr_t)pContent)->length, pBufMgr)) != SML_ERR_OK) return _err;
                _tmpStr = (MemPtr_t) "]]>";
                if ((_err = xltAddToBuffer(_tmpStr, smlLibStrlen((String_t)_tmpStr), pBufMgr)) != SML_ERR_OK) return _err;
                break;
                }
            // Note: SyncFest #5 shows that <![CDATA[ is not correctly parsed by the RTK
            //       so we don't use it and risk the danger of failing on payload which has
            //       XML in it.
            #ifndef PCDATA_OPAQUE_AS_CDATA
            case SML_PCDATA_OPAQUE:
            #endif
            case SML_PCDATA_STRING:
                if ((_err = xltAddToBuffer(((SmlPcdataPtr_t)pContent)->content, ((SmlPcdataPtr_t)pContent)->length, pBufMgr)) != SML_ERR_OK) return _err;
                break;
#ifdef __USE_EXTENSIONS__
            case SML_PCDATA_EXTENSION:
                if ((_err = xltBuildExtention(((SmlPcdataPtr_t)pContent)->extension, reqOptFlag, ((SmlPcdataPtr_t)pContent)->content, enc, pBufMgr)) != SML_ERR_OK) return _err;
                break;
#endif
            default:
				// 2003-11-24: Tomy to deal with pcdata empty extensions (for example <Meta></Meta> which is valid)
				// refer to xltdec.c to see that empty extensions result in SmlPcdataPtr_t with all fields (data) set to 0
				if (((SmlPcdataPtr_t)pContent)->contentType != SML_PCDATA_UNDEFINED ||
					((SmlPcdataPtr_t)pContent)->extension != SML_EXT_UNDEFINED ||
					((SmlPcdataPtr_t)pContent)->length != 0 ||
					((SmlPcdataPtr_t)pContent)->content != NULL) 
					return SML_ERR_XLT_INVAL_PCDATA_TYPE;
				//			return SML_ERR_XLT_INVAL_PCDATA_TYPE;
				// end modified by Tomy
        }
        break;         
#endif // eof XML

        default:
            return SML_ERR_XLT_ENC_UNK;
    } // eof switch(enc)