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      1 #include "dmt.hpp"
      2 
      3 #include <stdlib.h>
      4 #include <string>
      5 #include <map>
      6 #include <stdio.h>
      7 
      8 #include "plugin/dmtPlugin.hpp"
      9 
     10 #define Debug printf
     11 
     12 /*
     13 Plugin Ini Format:
     14 
     15 
     16 [./DevDetail/xxx/Node Path]
     17 constraint=xxxx.so
     18 
     19 ./DevDetail/interiornode=
     20 /interiornode/leafnode2=
     21 
     22 */
     23 
     24 extern "C"
     25 SYNCML_DM_RET_STATUS_T DMT_PluginLib_CheckConstraint(
     26 	CPCHAR path,   //This is the path that matches the ini file parameter
     27 	DMStringMap& mapParameters,
     28 	PDmtTree tree        //Global Tree with same access rights for current session
     29    )
     30 {
     31    if (tree == NULL)
     32    {
     33       //When tree is NULL, means we cannot get session/lock?
     34       return (SYNCML_DM_FAIL);
     35    }
     36    bool nodeExist=false;
     37 
     38 #if 0
     39       //Test if DmtTree is OK
     40       PDmtNode node;
     41       PDmtErrorDescription e=tree->GetNode(
     42          ".",  //const char* path,
     43          node //PDmtNode& ptrNode
     44       );
     45       if (e!=NULL)
     46       {
     47          printf( "Can't get node from DmtTree for %s, err=%s\n", ".", (const char*)e->GetErrorText().c_str() );
     48       }
     49       nodeExist=tree->IsValidNode(".");
     50       Debug( " nodeExist for %s=%d\n", ".", nodeExist );
     51       nodeExist=tree->IsValidNode("./SyncML");
     52       Debug( " nodeExist for %s=%d\n", "./SyncML", nodeExist );
     53 
     54 #endif
     55 
     56    Debug("CheckConstraint for path %s  tree=0x%x\n", path, tree.GetPtr() );
     57 
     58    int numPaths=0;   //How many in parameters
     59    int numNodes=0;   //How many exists
     60 
     61    for ( DMMap<DMString, DMString>::POS it = mapParameters.begin(); it != mapParameters.end(); it++ )
     62    {
     63       DMString paramName = mapParameters.get_key( it );
     64       DMString paramValue= mapParameters.get_value( it );
     65 
     66       const char * pName=paramName.c_str();
     67 
     68       if (* pName !='.' && * pName !='/' )
     69          continue;
     70 
     71       numPaths++;
     72 
     73       DMString strPath;
     74       if (* pName =='.')
     75          strPath=paramName;      //Absolute path
     76       else  //(* pName =='/')    //Relative path
     77       {
     78          strPath +=path;
     79          if ( (* (pName+1)) !='\0' )
     80             strPath +=pName;  // pName already started with "/", no need for
     81       }
     82       const char * szPath=strPath.c_str();
     83 
     84       //Debug("szPath.len=%d\n", strlen(szPath));
     85       nodeExist=tree->IsValidNode(szPath);
     86       Debug("check for isValidNode of %s nodeExist=%d\n", szPath, nodeExist);
     87 
     88       if (nodeExist)
     89       {
     90          Debug(" %s isValidNode\n", szPath);
     91          numNodes++;
     92       }
     93    }
     94    Debug("numNodes=%d\n", numNodes);
     95    if (numNodes ==0 || numNodes== numPaths)
     96    {
     97       Debug("constraint Succeed\n");
     98       return (SYNCML_DM_SUCCESS);
     99    }
    100    Debug("constraint Failed !!!!!!\n");
    101    return (SYNCML_DM_CONSTRAINT_FAIL);
    102 }
    103 
    104 
    105 extern "C"
    106 int DMT_PluginLib_GetAPIVersion(void)
    107 {
    108    return DMT_PLUGIN_VERSION_1_1;
    109 }
    110 
    111