os-cmpi-xen

changeset 119:5a5f465c4191

Converted Xen_Processor to new instance provider resource abstraction interface.

Signed-off-by: Jim Fehlig <jfehlig@novell.com>
author Jim Fehlig <jfehlig@novell.com>
date Mon Jun 04 17:01:42 2007 -0600 (2007-06-04)
parents 8ecc856bd445
children 0ea27641bb83
files ChangeLog src/Makefile.am src/Xen_Processor.c src/Xen_Processor_Resource.c src/Xen_Processor_Resource.h
line diff
     1.1 --- a/ChangeLog	Mon Jun 04 16:47:54 2007 -0600
     1.2 +++ b/ChangeLog	Mon Jun 04 17:01:42 2007 -0600
     1.3 @@ -1,3 +1,11 @@
     1.4 +-------------------------------------------------------------------
     1.5 +Mon Jun  4 16:57:17 MDT 2007 - jfehlig@novell.com
     1.6 +
     1.7 +        - Fixed memory leak in Xen_Disk
     1.8 +        - Optimizations and cleanup in xen_utils
     1.9 +        - Converted Xen_Processor to new instance resource
    1.10 +          abstraction layer.
    1.11 +
    1.12  -------------------------------------------------------------------
    1.13  Wed May 30 15:42:24 MDT 2007 - jfehlig@novell.com
    1.14  
     2.1 --- a/src/Makefile.am	Mon Jun 04 16:47:54 2007 -0600
     2.2 +++ b/src/Makefile.am	Mon Jun 04 17:01:42 2007 -0600
     2.3 @@ -49,7 +49,6 @@ noinst_HEADERS = \
     2.4  	Xen_ComputerSystem_Resource.h \
     2.5  	Xen_VirtualSystemManagementService_Resource.h \
     2.6  	Xen_Memory_Resource.h \
     2.7 -	Xen_Processor_Resource.h \
     2.8  	Xen_NetworkPort_Resource.h \
     2.9  	Xen_Console_Resource.h \
    2.10  	Xen_VirtualizationCapabilities_Resource.h \
    2.11 @@ -168,7 +167,7 @@ libXen_ComputerSystemMemory_la_SOURCES =
    2.12  libXen_ComputerSystemMemory_la_LIBADD = libXen_ProviderCommon.la
    2.13  libXen_ComputerSystemMemory_la_LDFLAGS = -module -avoid-version -no-undefined
    2.14  
    2.15 -libXen_Processor_la_SOURCES = Xen_Processor.c Xen_Processor_Resource.c
    2.16 +libXen_Processor_la_SOURCES = Xen_Processor.c
    2.17  libXen_Processor_la_CFLAGS = -I../ @LIBXEN_CFLAGS@
    2.18  libXen_Processor_la_LIBADD = libXen_ProviderCommon.la
    2.19  libXen_Processor_la_LDFLAGS = -module -avoid-version -no-undefined
     3.1 --- a/src/Xen_Processor.c	Mon Jun 04 16:47:54 2007 -0600
     3.2 +++ b/src/Xen_Processor.c	Mon Jun 04 17:01:42 2007 -0600
     3.3 @@ -17,629 +17,364 @@
     3.4  // Authors:       Dr. Gareth S. Bestor, <bestor@us.ibm.com>
     3.5  //                Tokunbo Adeshiyan, <tokunbo@us.ibm.com>
     3.6  // Contributors:  Jim Fehlig, <jfehlig@novell.com>
     3.7 +//		  Raj Subrahmanian <raj.subrahmanian@unisys.com>
     3.8  // Description:
     3.9  // ============================================================================
    3.10  
    3.11 -/* Include the required CMPI data types, function headers, and macros */
    3.12 +/* Common declarations for each CMPI "Cimpler" instance provider */
    3.13 +// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
    3.14  #include "cmpidt.h"
    3.15 -#include "cmpift.h"
    3.16  #include "cmpimacs.h"
    3.17 +#include "cmpilr.h"
    3.18 +
    3.19 +
    3.20 +static const CMPIInstanceMI* mi;
    3.21 +
    3.22  
    3.23 -/* Include utility functions */
    3.24 -#include "cmpiutil.h"
    3.25 +#define _BROKER (((CMPIResource*)(mi->hdl))->brkr)
    3.26 +#define _CLASS (((CMPIResource*)(mi->hdl))->cn)
    3.27 +// <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
    3.28 +
    3.29 +#include <stdlib.h>
    3.30 +#include <assert.h>
    3.31  
    3.32 -/* Include _SBLIM_TRACE() logging support */
    3.33 +#include <xen_common.h>
    3.34 +#include <xen_host.h>
    3.35 +#include <xen_vm.h>
    3.36 +#include <xen_vm_metrics.h>
    3.37 +
    3.38  #include "cmpitrace.h"
    3.39 -
    3.40 -/* Include Xen utilities */
    3.41  #include "xen_utils.h"
    3.42  
    3.43 -/* Include the abstract resource access functions and abstracted _RESOURCES and _RESOURCE data types. */
    3.44 -#include "Xen_Processor_Resource.h"
    3.45 +
    3.46 +/* C struct to store data for a single resource. */
    3.47 +typedef struct _RESOURCE_S {
    3.48 +   struct _RESOURCE_S *next;
    3.49 +   unsigned int vcpu_id;
    3.50 +   char *domain_name;
    3.51 +} _RESOURCE;
    3.52  
    3.53  
    3.54 -// ----------------------------------------------------------------------------
    3.55 -// COMMON GLOBAL VARIABLES
    3.56 -// ----------------------------------------------------------------------------
    3.57 +/* C struct to store the data for all resources. */
    3.58 +typedef struct {
    3.59 +   _RESOURCE* vcpus;
    3.60 +   _RESOURCE* cur_vcpu;
    3.61 +} _RESOURCES;
    3.62  
    3.63 -/* Handle to the CIM broker. Initialized when the provider lib is loaded. */
    3.64 -static const CMPIBroker *_BROKER;
    3.65  
    3.66  /* Xen session object.  Initialize when the provider is loaded, close when
    3.67   * provider unloaded. */
    3.68  static xen_utils_session *session = NULL;
    3.69  
    3.70  
    3.71 -// ============================================================================
    3.72 -// CMPI INSTANCE PROVIDER FUNCTION TABLE
    3.73 -// ============================================================================
    3.74 -
    3.75 -// ----------------------------------------------------------------------------
    3.76 -// Info for the class supported by the instance provider
    3.77 -// ----------------------------------------------------------------------------
    3.78 -
    3.79 -/* Name of the class implemented by this instance provider. */
    3.80 -/*** CUSTOMIZE FOR EACH PROVIDER ***/
    3.81 -static char * _CLASSNAME = "Xen_Processor";
    3.82 -
    3.83 -/* NULL terminated list of key properties of this class. */
    3.84 -/*** CUSTOMIZE FOR EACH PROVIDER ***/
    3.85 -const static char * _KEYNAMES[] = {"SystemName", "SystemCreationClassName", "DeviceID", "CreationClassName", NULL};
    3.86 +static int load()
    3.87 +{
    3.88 +   /* Initialized Xen session object. */
    3.89 +   if (!session)
    3.90 +      xen_utils_xen_init(&session);
    3.91  
    3.92 -// ----------------------------------------------------------------------------
    3.93 -// Cleanup()
    3.94 -// Perform any necessary cleanup immediately before this provider is unloaded.
    3.95 -// ----------------------------------------------------------------------------
    3.96 -static CMPIStatus Cleanup(
    3.97 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
    3.98 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
    3.99 -      CMPIBoolean terminating)   /* [in] True if MB is terminating */
   3.100 +   return 1;
   3.101 +}
   3.102 +
   3.103 +
   3.104 +static int unload(CMPIBoolean terminating)
   3.105  {
   3.106 -   CMPIStatus status = { CMPI_RC_OK, NULL };	/* Return status of CIM operations. */
   3.107 -
   3.108 -   _SBLIM_ENTER("Cleanup");
   3.109 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.110 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.111 -
   3.112 +   (void) terminating;
   3.113 +   
   3.114     if (session) {
   3.115        xen_utils_xen_close(session);
   3.116        session = NULL;
   3.117     }
   3.118 -   _SBLIM_RETURNSTATUS(status);
   3.119 +
   3.120 +   return 1;
   3.121  }
   3.122  
   3.123 -// ----------------------------------------------------------------------------
   3.124 -// EnumInstanceNames()
   3.125 -// Return a list of all the instances names (return their object paths only).
   3.126 -// ----------------------------------------------------------------------------
   3.127 -static CMPIStatus EnumInstanceNames(
   3.128 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.129 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.130 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.131 -		const CMPIObjectPath * reference) 	/* [in] Contains target namespace and classname. */
   3.132 +
   3.133 +static int beginEnum(void **res_list, CMPIStatus *status)
   3.134  {
   3.135 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.136 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.137 -   _RESOURCE * resource;			/* Handle to each system resource. */
   3.138 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.139 -   int found = 0;				/* Found any instances? */
   3.140 -  
   3.141 -   _SBLIM_ENTER("EnumInstanceNames");
   3.142 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.143 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.144 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.145 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.146 -
   3.147 +   _RESOURCES *resources;
   3.148 +   xen_vm_set *vms;
   3.149 +   xen_vm_metrics vm_metrics;
   3.150 +   xen_vm_record *vm_rec;
   3.151 +   size_t vm_ndx;
   3.152 +   int64_t vcpus_ndx;
   3.153 +   
   3.154     if (!xen_utils_validate_session(&session)) {
   3.155 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.156 -      goto exit;
   3.157 -   }
   3.158 -
   3.159 -   /* Get a handle to the list of system resources. */
   3.160 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.161 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.162 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.163 -      goto exit;
   3.164 -   }
   3.165 -
   3.166 -   /* Enumerate thru the list of system resources and return a CMPIInstance for each. */
   3.167 -   while (Xen_Processor_getNextResource(session, resources, &resource)) {
   3.168 -      /* Create a new CMPIInstance to store this resource. */
   3.169 -      CMPIInstance * instance = _CMNewInstance(_BROKER, namespace, _CLASSNAME, &status);
   3.170 -      if ((status.rc != CMPI_RC_OK) || CMIsNullObject(instance)) {
   3.171 -         _SBLIM_TRACE(1,("--- CMNewInstance() failed - %s", CMGetCharPtr(status.msg)));
   3.172 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERROR, "Cannot create new CMPIInstance");
   3.173 -         goto exit;
   3.174 -      }
   3.175 -
   3.176 -      /* Set the instance property values from the resource data. */
   3.177 -      if (!Xen_Processor_setInstanceFromResource(resource, instance, _BROKER, resources)) {
   3.178 -         _SBLIM_TRACE(1,("--- _setInstanceFromResource() failed"));
   3.179 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to set property values from resource data");
   3.180 -         goto exit;
   3.181 -      }
   3.182 -
   3.183 -      /* Free the resource data. */
   3.184 -      if (!Xen_Processor_freeResource(resource)) {
   3.185 -         _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.186 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.187 -         goto exit;
   3.188 -      }
   3.189 -
   3.190 -      /* Return the CMPIObjectPath for this instance. */
   3.191 -      CMPIObjectPath * objectpath = CMGetObjectPath(instance, &status);
   3.192 -      if ((status.rc != CMPI_RC_OK) || CMIsNullObject(objectpath)) {
   3.193 -         _SBLIM_TRACE(1,("--- CMGetObjectPath() failed - %s", CMGetCharPtr(status.msg)));
   3.194 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERROR, "Cannot get CMPIObjectPath for instance");
   3.195 -         goto exit;
   3.196 -      }
   3.197 -      CMSetNameSpace(objectpath, namespace); /* Note - CMGetObjectPath() does not preserve the namespace! */
   3.198 -     
   3.199 -      _SBLIM_TRACE(3,("--- objectpath=\"%s\"", CMGetCharPtr(CDToString(_BROKER, objectpath, NULL))));
   3.200 -      CMReturnObjectPath(results, objectpath);
   3.201 -      found++;
   3.202 -   }
   3.203 -
   3.204 -   _SBLIM_TRACE(2,("--- %d object paths found", found));
   3.205 -   CMReturnDone(results);
   3.206 -
   3.207 -exit:
   3.208 -   /* Free the list of system resources. */
   3.209 -   if (!Xen_Processor_freeResources(resources)) {
   3.210 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.211 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.212 -   }
   3.213 -  
   3.214 -   _SBLIM_RETURNSTATUS(status);
   3.215 -}
   3.216 -
   3.217 -// ----------------------------------------------------------------------------
   3.218 -// EnumInstances()
   3.219 -// Return a list of all the instances (return all the instance data).
   3.220 -// ----------------------------------------------------------------------------
   3.221 -static CMPIStatus EnumInstances(
   3.222 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.223 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.224 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.225 -		const CMPIObjectPath * reference,	/* [in] Contains target namespace and classname. */
   3.226 -		const char ** properties)	/* [in] List of desired properties (NULL=all). */
   3.227 -{
   3.228 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.229 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.230 -   _RESOURCE * resource;			/* Handle to each system resource. */
   3.231 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.232 -   int found = 0;				/* Found any resource instances? */
   3.233 -
   3.234 -   _SBLIM_ENTER("EnumInstances");
   3.235 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.236 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.237 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.238 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.239 -
   3.240 -   if (!xen_utils_validate_session(&session)) {
   3.241 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.242 -      goto exit;
   3.243 -   }
   3.244 -
   3.245 -   /* Get a handle to the list of system resources. */
   3.246 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.247 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.248 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.249 -      goto exit;
   3.250 +      _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.251 +                   ("--- Unable to establish connection with Xend"));
   3.252 +      CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.253 +                           "Unable to establish connection with Xend");
   3.254 +      return 0;
   3.255     }
   3.256  
   3.257 -   /* Enumerate thru the list of system resources and return a CMPIInstance for each. */
   3.258 -   while (Xen_Processor_getNextResource(session, resources, &resource)) {
   3.259 -      /* Create a new CMPIInstance to store this resource. */
   3.260 -      CMPIInstance * instance = _CMNewInstance(_BROKER, namespace, _CLASSNAME, &status);
   3.261 -      if ((status.rc != CMPI_RC_OK) || CMIsNullObject(instance)) {
   3.262 -         _SBLIM_TRACE(1,("--- CMNewInstance() failed - %s", CMGetCharPtr(status.msg)));
   3.263 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERROR, "Cannot create new CMPIInstance");
   3.264 -         goto exit;
   3.265 -      }
   3.266 -
   3.267 -      /* Setup a filter to only return the desired properties. */
   3.268 -      status = CMSetPropertyFilter(instance, properties, _KEYNAMES);
   3.269 -      if (status.rc != CMPI_RC_OK) {
   3.270 -         _SBLIM_TRACE(1, ("--- CMSetPropertyFilter() failed - %s", CMGetCharPtr(status.msg)));
   3.271 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Cannot set property filter");
   3.272 -         goto exit;
   3.273 -      }
   3.274 -
   3.275 -      /* Set the instance property values from the resource data. */
   3.276 -      if (!Xen_Processor_setInstanceFromResource(resource, instance, _BROKER, resources)) {
   3.277 -         _SBLIM_TRACE(1,("--- _setInstanceFromResource() failed"));
   3.278 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to set property values from resource data");
   3.279 -         goto exit;
   3.280 -      }
   3.281 -
   3.282 -      /* Free the resource data. */
   3.283 -      if (!Xen_Processor_freeResource(resource)) {
   3.284 -         _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.285 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.286 -         goto exit;
   3.287 -      }
   3.288 -
   3.289 -      /* Return the CMPIInstance for this instance. */
   3.290 -      _SBLIM_TRACE(3,("--- instance=\"%s\"", CMGetCharPtr(CDToString(_BROKER, instance, NULL))));
   3.291 -      CMReturnInstance(results, instance);
   3.292 -      found++;
   3.293 -   }
   3.294 -
   3.295 -   _SBLIM_TRACE(2,("--- %d instances found", found));
   3.296 -   CMReturnDone(results);
   3.297 -
   3.298 -exit:
   3.299 -   /* Free the list of system resources. */
   3.300 -   if (!Xen_Processor_freeResources(resources)) {
   3.301 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.302 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.303 -   }
   3.304 -
   3.305 -   _SBLIM_RETURNSTATUS(status);
   3.306 -}
   3.307 +   /* malloc a new handle for the resources list. */
   3.308 +   resources = (_RESOURCES *)calloc(1, sizeof(_RESOURCES));
   3.309 +   if (resources == NULL)
   3.310 +      return 0;
   3.311  
   3.312 -// ----------------------------------------------------------------------------
   3.313 -// GetInstance()
   3.314 -// Return the instance data for the specified instance only.
   3.315 -// ----------------------------------------------------------------------------
   3.316 -static CMPIStatus GetInstance(
   3.317 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.318 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.319 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.320 -		const CMPIObjectPath * reference,	/* [in] Contains the target namespace, classname and object path. */
   3.321 -		const char ** properties)		/* [in] List of desired properties (NULL=all). */
   3.322 -{
   3.323 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.324 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.325 -   _RESOURCE * resource;			/* Handle to the system resource. */
   3.326 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.327 -   int found = 0;				/* Found the target instance? */
   3.328 -
   3.329 -   _SBLIM_ENTER("GetInstance");
   3.330 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.331 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.332 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.333 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.334 -
   3.335 -   if (!xen_utils_validate_session(&session)) {
   3.336 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.337 -      goto exit;
   3.338 -   }
   3.339 -
   3.340 -   /* Get a handle to the list of system resources. */
   3.341 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.342 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.343 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.344 -      goto exit;
   3.345 -   }
   3.346 -
   3.347 -   /* Get the target resource. */
   3.348 -   found = Xen_Processor_getResourceForObjectPath(session, resources, &resource, reference);
   3.349 -   if (!found || (resource == NULL)) {
   3.350 -      _SBLIM_TRACE(1,("--- Target instance not found"));
   3.351 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_FOUND, "Target instance not found");
   3.352 -      goto exit;
   3.353 -   }
   3.354 -
   3.355 -   /* Create a new CMPIInstance to store this resource. */
   3.356 -   CMPIInstance * instance = _CMNewInstance(_BROKER, namespace, _CLASSNAME, &status);
   3.357 -   if ((status.rc != CMPI_RC_OK) || CMIsNullObject(instance)) {
   3.358 -      _SBLIM_TRACE(1,("--- CMNewInstance() failed - %s", CMGetCharPtr(status.msg)));
   3.359 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERROR, "Cannot create new CMPIInstance");
   3.360 -      goto exit;
   3.361 -   }
   3.362 -
   3.363 -   /* Setup a filter to only return the desired properties. */
   3.364 -   status = CMSetPropertyFilter(instance, properties, _KEYNAMES);
   3.365 -   if (status.rc != CMPI_RC_OK) {
   3.366 -      _SBLIM_TRACE(1, ("--- CMSetPropertyFilter() failed - %s", CMGetCharPtr(status.msg)));
   3.367 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Cannot set property filter");
   3.368 -      goto exit;
   3.369 -   }
   3.370 -
   3.371 -   /* Set the instance property values from the resource data. */
   3.372 -   if (!Xen_Processor_setInstanceFromResource(resource, instance, _BROKER, resources)) {
   3.373 -      _SBLIM_TRACE(1,("--- _setInstanceFromResource() failed"));
   3.374 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to set property values from resource data");
   3.375 -      goto exit;
   3.376 -   }
   3.377 -
   3.378 -   /* Free the resource data. */
   3.379 -   if (!Xen_Processor_freeResource(resource)) {
   3.380 -      _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.381 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.382 -      goto exit;
   3.383 +   if(!xen_host_get_resident_vms(session->xen, &vms, session->host)) {
   3.384 +      _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.385 +                   ("--- Failed to retrieve list of domains from host"));
   3.386 +      CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.387 +                           "Failed to retrieve list of domains from host");
   3.388 +      free(resources);
   3.389 +      return 0;
   3.390     }
   3.391  
   3.392 -   /* Return the CMPIInstance for this instance. */
   3.393 -   _SBLIM_TRACE(3,("--- instance=\"%s\"", CMGetCharPtr(CDToString(_BROKER, instance, NULL))));
   3.394 -   CMReturnInstance(results, instance);
   3.395 -
   3.396 -   _SBLIM_TRACE(2,("--- instance found"));
   3.397 -   CMReturnDone(results);
   3.398 -
   3.399 -exit:
   3.400 -   /* Free the list of system resources. */
   3.401 -   if (!Xen_Processor_freeResources(resources)) {
   3.402 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.403 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.404 -   }
   3.405 -
   3.406 -   _SBLIM_RETURNSTATUS(status);
   3.407 -}
   3.408 -
   3.409 -// ----------------------------------------------------------------------------
   3.410 -// SetInstance()
   3.411 -// Save modified instance data for the specified instance.
   3.412 -// ----------------------------------------------------------------------------
   3.413 -static CMPIStatus SetInstance(
   3.414 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.415 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.416 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.417 -		const CMPIObjectPath * reference,	/* [in] Contains the target namespace, classname and object path. */
   3.418 -		const CMPIInstance * newinstance,	/* [in] Contains the new instance data. */
   3.419 -      const char **properties)
   3.420 -{
   3.421 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.422 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.423 -   _RESOURCE * resource;	       		/* Handle to the system resource. */
   3.424 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.425 -   int found = 0;				/* Found the target instance? */
   3.426 -
   3.427 -   _SBLIM_ENTER("SetInstance");
   3.428 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.429 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.430 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.431 -   _SBLIM_TRACE(2, ("--- newinstance=\"%s\"", CMGetCharPtr(CDToString(_BROKER, newinstance, NULL))));
   3.432 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.433 -
   3.434 -   if (!xen_utils_validate_session(&session)) {
   3.435 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.436 -      goto exit;
   3.437 -   }
   3.438 +   /*
   3.439 +    * Iterate through domains.  For those not halted, create a
   3.440 +    * vcpu resource for each vcpu in use by the domain.
   3.441 +    */
   3.442 +   for (vm_ndx = 0; vm_ndx < vms->size; vm_ndx++) {
   3.443 +      int64_t vcpus_number;
   3.444  
   3.445 -   /* Get a handle to the list of system resources. */
   3.446 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.447 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.448 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.449 -      goto exit;
   3.450 -   }
   3.451 -
   3.452 -   /* Get the target resource. */
   3.453 -   found = Xen_Processor_getResourceForObjectPath(session, resources, &resource, reference);
   3.454 -   if (!found || (resource == NULL)) {
   3.455 -      _SBLIM_TRACE(1,("--- Target instance not found"));
   3.456 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_FOUND, "Target instance not found");
   3.457 -      goto exit;
   3.458 -   }
   3.459 -
   3.460 -   _SBLIM_TRACE(2,("--- instance found", found));
   3.461 -
   3.462 -   /* Update the target resource data with the new instance property values. */
   3.463 -   int rc = Xen_Processor_setResourceFromInstance(resource, newinstance, _BROKER);
   3.464 +      vm_rec = NULL;
   3.465 +      vm_metrics = NULL;
   3.466 +      if (!xen_vm_get_record(session->xen, &vm_rec, vms->contents[vm_ndx])) {
   3.467 +         _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.468 +                      ("--- Failed to retrieve VM record from xend"));
   3.469 +         CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.470 +                              "Failed to retrieve VM record from xend");
   3.471 +         goto Error;
   3.472 +      }
   3.473 +      
   3.474 +      if (vm_rec->power_state == XEN_VM_POWER_STATE_HALTED) {
   3.475 +         xen_vm_record_free(vm_rec);
   3.476 +         continue;
   3.477 +      }
   3.478 +      
   3.479 +      xen_vm_get_metrics(session->xen, &vm_metrics, vms->contents[vm_ndx]);
   3.480 +      xen_vm_metrics_get_vcpus_number(session->xen, &vcpus_number, vm_metrics);
   3.481 +      if (!session->xen->ok) {
   3.482 +         _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.483 +                      ("--- Failed to retrieve domain vcpu data from xend"));
   3.484 +         CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.485 +                              "Failed to retrieve domain vcpu data from xend");
   3.486 +         goto Error;
   3.487 +      }
   3.488 +      
   3.489 +      for (vcpus_ndx = 0; vcpus_ndx < vcpus_number; vcpus_ndx++) {
   3.490 +         _RESOURCE *vcpu = (_RESOURCE *)calloc(1, sizeof(_RESOURCE));
   3.491 +          if (vcpu == NULL )
   3.492 +            goto Error;
   3.493 +            
   3.494 +         vcpu->vcpu_id = vcpus_ndx;
   3.495 +         vcpu->domain_name = strdup(vm_rec->name_label);
   3.496 +         
   3.497 +         if (resources->vcpus == NULL)
   3.498 +            resources->vcpus = vcpu;
   3.499 +         else
   3.500 +            resources->cur_vcpu->next = vcpu;
   3.501  
   3.502 -   /* Free the resource data. */
   3.503 -   if (!Xen_Processor_freeResource(resource)) {
   3.504 -      _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.505 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.506 -      goto exit;
   3.507 +         resources->cur_vcpu = vcpu;
   3.508 +      }
   3.509 +
   3.510 +      xen_vm_record_free(vm_rec);
   3.511 +      xen_vm_metrics_free(vm_metrics);
   3.512     }
   3.513 +   
   3.514 +   xen_vm_set_free(vms);
   3.515  
   3.516 -   if (rc != 1) {
   3.517 -      if (rc == -1) {
   3.518 -         _SBLIM_TRACE(1,("--- _setResourceFromInstance() unsupported"));
   3.519 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_SUPPORTED, NULL);
   3.520 -      } else {
   3.521 -         _SBLIM_TRACE(1,("--- _setResourceFromInstance() failed"));
   3.522 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to set resource data from instance properties");
   3.523 -      }
   3.524 -      goto exit;
   3.525 -   }
   3.526 +   /* Set cur_vcpu to beginning of resource list. */
   3.527 +   resources->cur_vcpu = resources->vcpus;
   3.528 +   *res_list = (void *)resources;
   3.529 +   return 1;
   3.530  
   3.531 -exit:
   3.532 -   /* Free the list of system resources. */
   3.533 -   if (!Xen_Processor_freeResources(resources)) {
   3.534 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.535 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.536 -   }
   3.537 -
   3.538 -   _SBLIM_RETURNSTATUS(status);
   3.539 + Error:
   3.540 +   xen_vm_record_free(vm_rec);
   3.541 +   xen_vm_metrics_free(vm_metrics);
   3.542 +   xen_vm_set_free(vms);
   3.543 +   free(resources);
   3.544 +   return 0;
   3.545  }
   3.546  
   3.547 -// ----------------------------------------------------------------------------
   3.548 -// CreateInstance()
   3.549 -// Create a new instance from the specified instance data.
   3.550 -// ----------------------------------------------------------------------------
   3.551 -static CMPIStatus CreateInstance(
   3.552 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.553 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.554 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.555 -		const CMPIObjectPath * reference,	/* [in] Contains the target namespace, classname and object path. */
   3.556 -		const CMPIInstance * newinstance)	/* [in] Contains the new instance data. */
   3.557 +
   3.558 +static void endEnum(void *res_list)
   3.559  {
   3.560 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.561 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.562 -   _RESOURCE * resource;			/* Handle to the system resource. */
   3.563 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.564 -   int found = 0;				/* Found the target instance? */
   3.565 -
   3.566 -   _SBLIM_ENTER("CreateInstance");
   3.567 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.568 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.569 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.570 -   _SBLIM_TRACE(2, ("--- newinstance=\"%s\"", CMGetCharPtr(CDToString(_BROKER, newinstance, NULL))));
   3.571 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.572 -
   3.573 -   if (!xen_utils_validate_session(&session)) {
   3.574 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.575 -      goto exit;
   3.576 -   }
   3.577 -
   3.578 -   /* WORKAROUND FOR PEGASUS BUG?! reference does not contain object path, only namespace & classname. */
   3.579 -   reference = CMGetObjectPath(newinstance, NULL);
   3.580 -
   3.581 -   /* Get a handle to the list of system resources. */
   3.582 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.583 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.584 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.585 -      goto exit;
   3.586 -   }
   3.587 -
   3.588 -   /* Get the target resource. */
   3.589 -   found = Xen_Processor_getResourceForObjectPath(session, resources, &resource, reference);
   3.590 -
   3.591 -   /* Free the resource data. */
   3.592 -   if (!Xen_Processor_freeResource(resource)) {
   3.593 -      _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.594 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.595 -      goto exit;
   3.596 -   }
   3.597 -
   3.598 -   if (found) {
   3.599 -      _SBLIM_TRACE(1,("--- Target instance already exists"));
   3.600 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_ALREADY_EXISTS, "Target instance already exists");
   3.601 -      goto exit;
   3.602 -   }
   3.603 -
   3.604 -   /* Create a new resource with the new instance property values. */
   3.605 -   int rc = Xen_Processor_createResourceFromInstance(resources, &resource, newinstance, _BROKER);
   3.606 -   if (rc != 1) {
   3.607 -      if (rc == -1) {
   3.608 -         _SBLIM_TRACE(1,("--- _createResourceFromInstance() unsupported"));
   3.609 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_SUPPORTED, NULL);
   3.610 -      } else {
   3.611 -         _SBLIM_TRACE(1,("--- _createResourceFromInstance() failed"));
   3.612 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to create resource data from instance properties");
   3.613 +   if (res_list) {
   3.614 +      _RESOURCE *res = ((_RESOURCES *)res_list)->vcpus;
   3.615 +      while (res) {
   3.616 +         free(res->domain_name);
   3.617 +         _RESOURCE *temp = res->next;
   3.618 +         free(res);
   3.619 +         res = temp;
   3.620        }
   3.621 -      goto exit;
   3.622 +      free(res_list);
   3.623     }
   3.624 -
   3.625 -   /* Return the object path for the newly created instance. */
   3.626 -   CMPIObjectPath * objectpath = CMGetObjectPath(newinstance, NULL);
   3.627 -   CMSetNameSpace(objectpath, namespace);
   3.628 -   CMReturnObjectPath(results, objectpath);
   3.629 -   CMReturnDone(results);
   3.630 -
   3.631 -exit:
   3.632 -   /* Free the list of system resources. */
   3.633 -   if (!Xen_Processor_freeResources(resources)) {
   3.634 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.635 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.636 -   }
   3.637 -
   3.638 -   _SBLIM_RETURNSTATUS(status);
   3.639 -}
   3.640 -
   3.641 -// ----------------------------------------------------------------------------
   3.642 -// DeleteInstance()
   3.643 -// Delete or remove the specified instance from the system.
   3.644 -// ----------------------------------------------------------------------------
   3.645 -static CMPIStatus DeleteInstance(
   3.646 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.647 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.648 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.649 -		const CMPIObjectPath * reference)	/* [in] Contains the target namespace, classname and object path. */
   3.650 -{
   3.651 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   3.652 -   _RESOURCES * resources = NULL;			/* Handle to the list of system resources. */
   3.653 -   _RESOURCE * resource;		/* Handle to the system resource. */
   3.654 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.655 -   int found = 0;				/* Found the target instance? */
   3.656 -
   3.657 -   _SBLIM_ENTER("DeleteInstance");
   3.658 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.659 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.660 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.661 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.662 -
   3.663 -   if (!xen_utils_validate_session(&session)) {
   3.664 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_METHOD_NOT_AVAILABLE, "Unable to connect to xen daemon");
   3.665 -      goto exit;
   3.666 -   }
   3.667 -
   3.668 -   /* Get a handle to the list of system resources. */
   3.669 -   if (!Xen_Processor_getResources(session, &resources)) {
   3.670 -      _SBLIM_TRACE(1,("--- _getResources() failed"));
   3.671 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to get list of system resources");
   3.672 -      goto exit;
   3.673 -   }
   3.674 -
   3.675 -   /* Get the target resource. */
   3.676 -   found = Xen_Processor_getResourceForObjectPath(session, resources, &resource, reference);
   3.677 -   if (!found || (resource == NULL)) {
   3.678 -      _SBLIM_TRACE(1,("--- Target instance not found"));
   3.679 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_FOUND, "Target instance not found");
   3.680 -      goto exit;
   3.681 -   }
   3.682 -
   3.683 -   _SBLIM_TRACE(2,("--- instance found", found));
   3.684 -
   3.685 -   /* Delete the target resource. */
   3.686 -   int rc = Xen_Processor_deleteResource(resources, resource);
   3.687 -
   3.688 -   /* Free the resource data. */
   3.689 -   if (!Xen_Processor_freeResource(resource)) {
   3.690 -      _SBLIM_TRACE(1,("--- _freeResource() failed"));
   3.691 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free resource data");
   3.692 -      goto exit;
   3.693 -   }
   3.694 -
   3.695 -   if (rc != 1) {
   3.696 -      if (rc == -1) {
   3.697 -         _SBLIM_TRACE(1,("--- __deleteResource() unsupported"));
   3.698 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_SUPPORTED, NULL);
   3.699 -      } else {
   3.700 -         _SBLIM_TRACE(1,("--- _deleteResource() failed"));
   3.701 -         CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to delete resource");
   3.702 -      }
   3.703 -      goto exit;
   3.704 -   }
   3.705 -
   3.706 -exit:
   3.707 -   /* Free the list of system resources. */
   3.708 -   if (!Xen_Processor_freeResources(resources)) {
   3.709 -      _SBLIM_TRACE(1,("--- _freeResources() failed"));
   3.710 -      CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_FAILED, "Failed to free list of system resources");
   3.711 -   }
   3.712 -
   3.713 -   _SBLIM_RETURNSTATUS(status);
   3.714  }
   3.715  
   3.716  
   3.717 -// ----------------------------------------------------------------------------
   3.718 -// ExecQuery()
   3.719 -// Return a list of all the instances that satisfy the specified query filter.
   3.720 -// ----------------------------------------------------------------------------
   3.721 -static CMPIStatus ExecQuery(
   3.722 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.723 -		const CMPIContext * context,		/* [in] Additional context info, if any. */
   3.724 -		const CMPIResult * results,		/* [out] Results of this operation. */
   3.725 -		const CMPIObjectPath * reference,	/* [in] Contains the target namespace and classname. */
   3.726 -		const char * language,		/* [in] Name of the query language. */
   3.727 -		const char * query)			/* [in] Text of the query written in the query language. */
   3.728 +/* Iterator to get the next resource from the resources list. */
   3.729 +static int getNext(void *res_list, void **res, CMPIStatus *status)
   3.730  {
   3.731 -   CMPIStatus status = {CMPI_RC_OK, NULL};      /* Return status of CIM operations. */
   3.732 -   char * namespace = CMGetCharPtr(CMGetNameSpace(reference, NULL)); /* Target namespace. */
   3.733 +   _RESOURCES *resources = (_RESOURCES *)res_list;
   3.734 +   _RESOURCE *resource;
   3.735 +
   3.736 +   if (resources == NULL)
   3.737 +      return 0;
   3.738 +
   3.739 +   if (resources->cur_vcpu == NULL)
   3.740 +      return 0;
   3.741 +
   3.742 +   /* A resource's life is independent of resources list.  Make a copy. */
   3.743 +   resource = (_RESOURCE *)malloc(sizeof(_RESOURCE));
   3.744 +   if (resource == NULL) {
   3.745 +       _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.746 +                   ("--- Failed to malloc memory for processor resource"));
   3.747 +      CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.748 +                           "Failed to malloc memory for processor resource");
   3.749 +      return 0;
   3.750 +   }
   3.751 +     
   3.752 +   resource->vcpu_id = resources->cur_vcpu->vcpu_id;
   3.753 +   resource->domain_name = strdup(resources->cur_vcpu->domain_name);
   3.754 +   
   3.755 +   /* Move to the next resource in the list. */
   3.756 +   resources->cur_vcpu = resources->cur_vcpu->next;
   3.757 +
   3.758 +   *res = resource;
   3.759 +   return 1;
   3.760 +}
   3.761 +
   3.762  
   3.763 -   _SBLIM_ENTER("ExecQuery");
   3.764 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.765 -   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.766 -   _SBLIM_TRACE(2, ("--- reference=\"%s\"", CMGetCharPtr(CDToString(_BROKER, reference, NULL))));
   3.767 -   _SBLIM_TRACE(2, ("--- language=\"%s\"", language));
   3.768 -   _SBLIM_TRACE(2, ("--- query=\"%s\"", query));
   3.769 -   _SBLIM_TRACE(2, ("--- namespace=\"%s\"", namespace));
   3.770 +static int get(void *res_list, void **res, CMPIStatus *status)
   3.771 +{
   3.772 +   if (res == NULL || *res == NULL)
   3.773 +      return 0;
   3.774 +   /*
   3.775 +    * WARNING!
   3.776 +    * What needs to be done here?  It looks as though inst2res() will have
   3.777 +    * been called on parameter res before a call to this function - in
   3.778 +    * which case res will be populated.
   3.779 +    */
   3.780 +   return 1;
   3.781 +}
   3.782 +
   3.783  
   3.784 -   /* EXECQUERY() IS NOT YET SUPPORTED FOR THIS CLASS */
   3.785 -   CMSetStatusWithChars(_BROKER, &status, CMPI_RC_ERR_NOT_SUPPORTED, NULL);
   3.786 +static void release(void *res)
   3.787 +{
   3.788 +   _RESOURCE *resource = (_RESOURCE *)res;
   3.789 +   
   3.790 +   if (resource) {
   3.791 +      if (resource->domain_name)
   3.792 +         free(resource->domain_name);
   3.793 +      free(resource);
   3.794 +   }
   3.795 +}
   3.796 +
   3.797  
   3.798 -   CMReturnDone(results);
   3.799 +static int add(void **res_list, void *res, CMPIStatus *status)
   3.800 +{
   3.801 +   return -1; /* unsupported */
   3.802 +}
   3.803 +
   3.804  
   3.805 -exit:
   3.806 -   _SBLIM_RETURNSTATUS(status);
   3.807 +static int delete(void **res_list, void *res, CMPIStatus *status)
   3.808 +{
   3.809 +   return -1; /* unsupported */
   3.810 +}
   3.811 +
   3.812 +
   3.813 +static int modify(void **res_list, void *res, CMPIStatus *status)
   3.814 +{
   3.815 +   return -1; /* unsupported */
   3.816  }
   3.817  
   3.818 -// ----------------------------------------------------------------------------
   3.819 -// Initialize()
   3.820 -// Perform any necessary initialization immediately after this provider is
   3.821 -// first loaded.
   3.822 -// ----------------------------------------------------------------------------
   3.823 -static void Initialize(
   3.824 -		CMPIInstanceMI * self,		/* [in] Handle to this provider (i.e. 'self'). */
   3.825 -		const CMPIContext * context)		/* [in] Additional context info, if any. */
   3.826 +
   3.827 +/* Set CMPIInstance properties from the resource data. */
   3.828 +static int res2inst(void *res, CMPIInstance *inst, CMPIStatus *status)
   3.829  {
   3.830 -   _SBLIM_ENTER("Initialize");
   3.831 -   _SBLIM_TRACE(2, ("--- self=\"%s\"", self->ft->miName));
   3.832 -   //   _SBLIM_TRACE(2, ("--- context=\"%s\"", CMGetCharPtr(CDToString(_BROKER, context, NULL))));
   3.833 +   if (res == NULL)
   3.834 +      return 0;
   3.835 +   if (CMIsNullObject(inst))
   3.836 +      return 0;
   3.837 +
   3.838 +   _RESOURCE *resource = (_RESOURCE *)res;
   3.839  
   3.840 -   /* Initialized Xen session object. */
   3.841 -   if (session == NULL)
   3.842 -      xen_utils_xen_init(&session);
   3.843 +   /* Set the CMPIInstance properties from the resource data. */
   3.844 +   CMSetProperty(inst, "SystemCreationClassName",
   3.845 +                 (CMPIValue *)"Xen_ComputerSystem", CMPI_chars);
   3.846 +   CMSetProperty(inst, "SystemName",
   3.847 +                 (CMPIValue *)resource->domain_name, CMPI_chars);
   3.848 +   CMSetProperty(inst, "CreationClassName",
   3.849 +                 (CMPIValue *)"Xen_Processor", CMPI_chars);
   3.850 +   
   3.851 +   char deviceid[1024];
   3.852 +   sprintf(deviceid, "VCPU%d", resource->vcpu_id);
   3.853 +   CMSetProperty(inst, "DeviceID",(CMPIValue *)deviceid, CMPI_chars);
   3.854  
   3.855 -   _SBLIM_RETURN();
   3.856 +   CMSetProperty(inst, "Caption",(CMPIValue *)"Processor", CMPI_chars);
   3.857 +   CMSetProperty(inst, "Description",
   3.858 +                 (CMPIValue *)"Xen Virtual Processor", CMPI_chars);
   3.859 +   CMSetProperty(inst, "Purpose",(CMPIValue *)"Processor", CMPI_chars);
   3.860 +   CMSetProperty(inst, "Name",(CMPIValue *)deviceid, CMPI_chars);
   3.861 +   CMSetProperty(inst, "Status", (CMPIValue *)"OK", CMPI_chars);
   3.862 +
   3.863 +   return 1;
   3.864  }
   3.865  
   3.866 -// ============================================================================
   3.867 -// CMPI INSTANCE PROVIDER FUNCTION TABLE SETUP
   3.868 -// ============================================================================
   3.869 -CMInstanceMIStub( , Xen_Processor, _BROKER, Initialize(&mi, ctx));
   3.870 +
   3.871 +/* Set resource data from the CMPIInstance properties. */ 
   3.872 +static int inst2res(CMPIInstance *inst, void **res, CMPIStatus *status)
   3.873 +{
   3.874 +   CMPIData data;
   3.875 +   char *prop_val;
   3.876 +   _RESOURCE *resource;
   3.877 +   
   3.878 +   if (CMIsNullObject(inst) || res == NULL)
   3.879 +      return 0;
   3.880 +
   3.881 +   /* Obtain the target domain name from instance's "SystemName" property. */
   3.882 +   data = CMGetProperty(inst, "SystemName", status);
   3.883 +   if ((status->rc != CMPI_RC_OK) || CMIsNullValue(data))
   3.884 +      return 0;
   3.885 +
   3.886 +   prop_val = CMGetCharPtr(data.value.string);
   3.887 +   if ((prop_val == NULL) || (*prop_val == '\0'))
   3.888 +      return 0;
   3.889 +
   3.890 +   /* Create resource. */
   3.891 +   resource = (_RESOURCE *)malloc(sizeof(_RESOURCE));
   3.892 +   if (resource == NULL) {
   3.893 +      _SBLIM_TRACE(_SBLIM_TRACE_LEVEL_ERROR,
   3.894 +                   ("--- Failed to malloc memory for processor resource"));
   3.895 +      CMSetStatusWithChars(_BROKER, status, CMPI_RC_ERR_FAILED,
   3.896 +                           "Failed to malloc memory for processor resource");
   3.897 +      return 0;
   3.898 +   }
   3.899 +
   3.900 +   /* Populate domain_name and vcpu_id fields. */
   3.901 +   resource->domain_name = strdup(prop_val);
   3.902 +
   3.903 +   /* Set the vcpu_id from the DeviceID */
   3.904 +   data = CMGetProperty(inst, "DeviceID", status);
   3.905 +   if ((status->rc != CMPI_RC_OK) || CMIsNullValue(data)) {
   3.906 +      free(resource->domain_name);
   3.907 +      free(resource);
   3.908 +      return 0;
   3.909 +   }
   3.910 +
   3.911 +   prop_val = CMGetCharPtr(data.value.string);
   3.912 +   if ((prop_val == NULL) || (*prop_val == '\0')) {
   3.913 +      free(resource->domain_name);
   3.914 +      free(resource);
   3.915 +      return 0;
   3.916 +   }
   3.917 +
   3.918 +   char *p;
   3.919 +   if ((p = strstr(prop_val, "VCPU")) == NULL) {
   3.920 +      free(resource->domain_name);
   3.921 +      free(resource);
   3.922 +      return 0;
   3.923 +   }
   3.924 +
   3.925 +   resource->vcpu_id = atoi(p + 4);
   3.926 +
   3.927 +   *res = (void *)resource;
   3.928 +   return 1;
   3.929 +}
   3.930 +
   3.931 +
   3.932 +/* Setup the CMPILR function tables and CMPILR instance provider entry point.*/
   3.933 +/* CMPILRInstanceMIStub(<CLASS_NAME>,<PROVIDER_NAME>,<CMPIInstanceMI_HANDLE>) */
   3.934 +CMPILRInstanceMIStub(Xen_Processor, Xen_Processor, mi)
     4.1 --- a/src/Xen_Processor_Resource.c	Mon Jun 04 16:47:54 2007 -0600
     4.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     4.3 @@ -1,271 +0,0 @@
     4.4 -// Copyright (C) 2006 IBM Corporation
     4.5 -//
     4.6 -//    This library is free software; you can redistribute it and/or
     4.7 -//    modify it under the terms of the GNU Lesser General Public
     4.8 -//    License as published by the Free Software Foundation; either
     4.9 -//    version 2.1 of the License, or (at your option) any later version.
    4.10 -//
    4.11 -//    This library is distributed in the hope that it will be useful,
    4.12 -//    but WITHOUT ANY WARRANTY; without even the implied warranty of
    4.13 -//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    4.14 -//    Lesser General Public License for more details.
    4.15 -//
    4.16 -//    You should have received a copy of the GNU Lesser General Public
    4.17 -//    License along with this library; if not, write to the Free Software
    4.18 -//    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    4.19 -// ============================================================================
    4.20 -// Authors:       Dr. Gareth S. Bestor, <bestor@us.ibm.com>
    4.21 -//                Tokunbo Adeshiyan, <tokunbo@us.ibm.com>
    4.22 -// Contributors:  Jim Fehlig, <jfehlig@novell.com>
    4.23 -//		  Raj Subrahmanian <raj.subrahmanian@unisys.com>
    4.24 -// Description:
    4.25 -// ============================================================================
    4.26 -
    4.27 -#include <stdlib.h>
    4.28 -#include <assert.h>
    4.29 -
    4.30 -#include <xen_common.h>
    4.31 -#include <xen_vm.h>
    4.32 -#include <xen_vm_metrics.h>
    4.33 -
    4.34 -#include "Xen_Processor_Resource.h"
    4.35 -
    4.36 -/* Include the required CMPI data types, function headers, and macros. */
    4.37 -#include "cmpidt.h"
    4.38 -#include "cmpift.h"
    4.39 -#include "cmpimacs.h"
    4.40 -
    4.41 -#include "xen_utils.h"
    4.42 -
    4.43 -// ----------------------------------------------------------------------------
    4.44 -
    4.45 -/* Get a handle to the list of all system resources for this class. */
    4.46 -int Xen_Processor_getResources(xen_utils_session *session,
    4.47 -                               _RESOURCES ** resources)
    4.48 -{
    4.49 -   /* malloc a new handle for the resources list. */
    4.50 -   *resources = (_RESOURCES *)calloc(1, sizeof(_RESOURCES));
    4.51 -   if (*resources == NULL) return 0;
    4.52 -
    4.53 -   if (!xen_utils_get_domain_resources(session, &((*resources)->domains))) {
    4.54 -      free(*resources);
    4.55 -      *resources = NULL;
    4.56 -      return 0;
    4.57 -   }
    4.58 -   
    4.59 -   /* Start iterating from the first processor of the first Xen domain name. */
    4.60 -   (*resources)->currentprocessornum = 0;
    4.61 -   return 1;
    4.62 -}
    4.63 -
    4.64 -// ----------------------------------------------------------------------------
    4.65 -
    4.66 -/* Free/deallocate/cleanup the resources list after use. */
    4.67 -int Xen_Processor_freeResources(_RESOURCES * resources)
    4.68 -{
    4.69 -   if (resources != NULL) {
    4.70 -       if (resources->domains != NULL)
    4.71 -          xen_utils_free_domain_resources(resources->domains);
    4.72 -       free(resources);
    4.73 -       resources = NULL;
    4.74 -   }
    4.75 -   
    4.76 -   return 1;
    4.77 -}
    4.78 -
    4.79 -// ----------------------------------------------------------------------------
    4.80 -// This function was changed to extract the vcpus_number value from the metrics structure rather
    4.81 -// Raj - 04/04/2007
    4.82 -/* Iterator to get the next resource from the resources list. */
    4.83 -int Xen_Processor_getNextResource(xen_utils_session *session,
    4.84 -                                  _RESOURCES * resources,
    4.85 -                                  _RESOURCE ** resource)
    4.86 -{
    4.87 -   int64_t vcpus_number;
    4.88 -   if (resources == NULL) return 0;
    4.89 -
    4.90 -   /* Check if reached the end of the list of Xen domain names. */
    4.91 -   if (!XEN_UTILS_MORE_DOMAIN_RESOURCES(resources->domains))
    4.92 -      return 0;
    4.93 -
    4.94 -   /* Get the current domain. */
    4.95 -   if (!xen_utils_get_current_domain_resource(session, resources->domains, resource))
    4.96 -      return 0;
    4.97 -
    4.98 -   /* Only serve up processors if the domain is not halted */
    4.99 -   if ((*resource)->power_state == XEN_VM_POWER_STATE_HALTED)
   4.100 -      goto NextDomain;
   4.101 -
   4.102 -   /* Move to the next resource in the list.
   4.103 -    * Note this implies processor numbers start at 1. */
   4.104 -   resources->currentprocessornum++;
   4.105 -
   4.106 -   /* Return success while there are still processor devices for this domain. */
   4.107 -   // Get the vcpus_number
   4.108 -   if ((*resource)->metrics->is_record)
   4.109 -	vcpus_number=(*resource)->metrics->u.record->vcpus_number;
   4.110 -   else	
   4.111 -	xen_vm_metrics_get_vcpus_number(session->xen, &vcpus_number, (*resource)->metrics->u.handle);
   4.112 -   if (resources->currentprocessornum <= vcpus_number)
   4.113 -      return 1; 
   4.114 -
   4.115 - NextDomain:
   4.116 -   /* All processors in this domain have been exhausted. */
   4.117 -   /* Start serving up processors for the next domain, if it exists */
   4.118 -   Xen_Processor_freeResource(*resource);
   4.119 -   XEN_UTILS_INC_DOMAIN_RESOURCE_COUNT(resources->domains);
   4.120 -   if (!XEN_UTILS_MORE_DOMAIN_RESOURCES(resources->domains))
   4.121 -      return 0;
   4.122 -
   4.123 -   /* Get the next domain resource. */
   4.124 -   if (!xen_utils_get_current_domain_resource(session, resources->domains, resource))
   4.125 -      return 0;
   4.126 -
   4.127 -   /* Only serve up processors if the domain is not inactive */
   4.128 -   if ((*resource)->power_state == XEN_VM_POWER_STATE_HALTED)
   4.129 -      goto NextDomain;
   4.130 -
   4.131 -   /* Start at the first processor for this 'next' domain. */
   4.132 -   resources->currentprocessornum = 1;
   4.133 -
   4.134 -   return 1;
   4.135 -}
   4.136 -
   4.137 -// ----------------------------------------------------------------------------
   4.138 -
   4.139 -/* Get the specific resource that matches the CMPI object path. */
   4.140 -int Xen_Processor_getResourceForObjectPath(xen_utils_session *session,
   4.141 -                                           _RESOURCES * resources,
   4.142 -                                           _RESOURCE ** resource,
   4.143 -                                           const CMPIObjectPath * objectpath)
   4.144 -{
   4.145 -   CMPIData namedata;
   4.146 -   char *keyvalue;
   4.147 -   CMPIStatus status = {CMPI_RC_OK, NULL};	/* Return status of CIM operations. */
   4.148 -
   4.149 -   if (resources == NULL) return 0;
   4.150 -   if (CMIsNullObject(objectpath)) return 0;
   4.151 -
   4.152 -   /* Obtain the target domain name from the CMPIObjectPath "SystemName" key. */
   4.153 -   namedata = CMGetKey(objectpath, "SystemName", &status);
   4.154 -   if ((status.rc != CMPI_RC_OK) || CMIsNullValue(namedata)) return 0;
   4.155 -
   4.156 -   /* Extract the domain name string from the CMPIString. */
   4.157 -   keyvalue = CMGetCharPtr(namedata.value.string);
   4.158 -   if ((keyvalue == NULL) || (*keyvalue == '\0')) return 0;
   4.159 -
   4.160 -   /* Get the domain data for the target domain name. */
   4.161 -   xen_vm_set *vms;
   4.162 -   if (!xen_vm_get_by_name_label(session->xen, &vms, keyvalue)) {
   4.163 -      /* Error is in session object! */
   4.164 -      *resource = NULL;
   4.165 -      return 0;
   4.166 -   }
   4.167 -   
   4.168 -   assert(vms->size == 1);
   4.169 -   if (!xen_vm_get_record(session->xen, resource, vms->contents[0])) {
   4.170 -      /* Error description in session object! */
   4.171 -      xen_vm_set_free(vms);
   4.172 -      return 0;
   4.173 -   }
   4.174 -
   4.175 -   xen_vm_set_free(vms);
   4.176 -
   4.177 -   /* Set the currentprocessornum from the DeviceID */
   4.178 -   namedata = CMGetKey(objectpath, "DeviceID", &status);
   4.179 -   if ((status.rc != CMPI_RC_OK) || CMIsNullValue(namedata)) {
   4.180 -      Xen_Processor_freeResource(*resource);
   4.181 -      return 0;
   4.182 -   }
   4.183 -
   4.184 -   keyvalue = CMGetCharPtr(namedata.value.string);
   4.185 -   if ((keyvalue == NULL) || (*keyvalue == '\0')) {
   4.186 -      Xen_Processor_freeResource(*resource);
   4.187 -      return 0;
   4.188 -   }
   4.189 -
   4.190 -   char *p;
   4.191 -   if ((p = strstr(keyvalue, "CPU")) == NULL) {
   4.192 -      Xen_Processor_freeResource(*resource);
   4.193 -      return 0;
   4.194 -   }
   4.195 -   else
   4.196 -      resources->currentprocessornum = atoi(p + 3);
   4.197 -
   4.198 -   return 1;
   4.199 -}
   4.200 -
   4.201 -// ----------------------------------------------------------------------------
   4.202 -
   4.203 -/* Free/deallocate/cleanup the resource after use. */
   4.204 -int Xen_Processor_freeResource(_RESOURCE * resource)
   4.205 -{
   4.206 -   return xen_utils_free_domain_resource(resource);
   4.207 -}
   4.208 -
   4.209 -// ---------------------------------------------------------------------------- 
   4.210 -
   4.211 -/* Set the property values of a CMPI instance from a specific resource. */
   4.212 -int Xen_Processor_setInstanceFromResource(_RESOURCE * resource,
   4.213 -                                          const CMPIInstance * instance,
   4.214 -                                          const CMPIBroker * broker,
   4.215 -                                          _RESOURCES * resources)
   4.216 -{
   4.217 -   if (resource == NULL) return 0;
   4.218 -   if (CMIsNullObject(instance)) return 0;
   4.219 -
   4.220 -   /* Set the CMPIInstance properties from the resource data. */
   4.221 -   CMSetProperty(instance, "SystemCreationClassName",(CMPIValue *)"Xen_ComputerSystem", CMPI_chars);
   4.222 -   CMSetProperty(instance, "SystemName",(CMPIValue *)resource->name_label, CMPI_chars);
   4.223 -   CMSetProperty(instance, "CreationClassName",(CMPIValue *)"Xen_Processor", CMPI_chars);
   4.224 -   
   4.225 -   char deviceid[1024];
   4.226 -   sprintf(deviceid, "CPU%d", resources->currentprocessornum);
   4.227 -   CMSetProperty(instance, "DeviceID",(CMPIValue *)deviceid, CMPI_chars);
   4.228 -
   4.229 -   CMSetProperty(instance, "Caption",(CMPIValue *)"Processor", CMPI_chars);
   4.230 -   CMSetProperty(instance, "Description",(CMPIValue *)"Processor", CMPI_chars);
   4.231 -   CMSetProperty(instance, "Purpose",(CMPIValue *)"Processor", CMPI_chars);
   4.232 -   CMSetProperty(instance, "Name",(CMPIValue *)deviceid, CMPI_chars);
   4.233 -
   4.234 -   if (resource->power_state != XEN_VM_POWER_STATE_HALTED) {
   4.235 -      CMSetProperty(instance, "Status", (CMPIValue *)"OK", CMPI_chars);
   4.236 -   } else {
   4.237 -      CMSetProperty(instance, "Status", (CMPIValue *)"No Contact", CMPI_chars);
   4.238 -   }
   4.239 -
   4.240 -   return 1;
   4.241 -}
   4.242 -
   4.243 -// ----------------------------------------------------------------------------
   4.244 -
   4.245 -/* Delete the specified resource from the system. */
   4.246 -int Xen_Processor_deleteResource(_RESOURCES * resources, _RESOURCE * resource)
   4.247 -{
   4.248 -   /* Unsupported. */
   4.249 -   return -1;
   4.250 -}
   4.251 -
   4.252 -// ----------------------------------------------------------------------------
   4.253 -
   4.254 -/* Modify the specified resource using the property values of a CMPI instance. */
   4.255 -int Xen_Processor_setResourceFromInstance(_RESOURCE * resource,
   4.256 -                                          const CMPIInstance * instance,
   4.257 -                                          const CMPIBroker * broker)
   4.258 -{
   4.259 -   /* Unsupported. */
   4.260 -   return -1;
   4.261 -}
   4.262 -
   4.263 -// ----------------------------------------------------------------------------
   4.264 -
   4.265 -/* Create a new resource using the property values of a CMPI instance. */
   4.266 -int Xen_Processor_createResourceFromInstance(_RESOURCES * resources,
   4.267 -                                             _RESOURCE ** resource,
   4.268 -                                             const CMPIInstance * instance,
   4.269 -                                             const CMPIBroker * broker)
   4.270 -{
   4.271 -   /* Unsupported. */
   4.272 -   return -1;
   4.273 -}
   4.274 -
     5.1 --- a/src/Xen_Processor_Resource.h	Mon Jun 04 16:47:54 2007 -0600
     5.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     5.3 @@ -1,103 +0,0 @@
     5.4 -// Copyright (C) 2006 IBM Corporation
     5.5 -//
     5.6 -//    This library is free software; you can redistribute it and/or
     5.7 -//    modify it under the terms of the GNU Lesser General Public
     5.8 -//    License as published by the Free Software Foundation; either
     5.9 -//    version 2.1 of the License, or (at your option) any later version.
    5.10 -//
    5.11 -//    This library is distributed in the hope that it will be useful,
    5.12 -//    but WITHOUT ANY WARRANTY; without even the implied warranty of
    5.13 -//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    5.14 -//    Lesser General Public License for more details.
    5.15 -//
    5.16 -//    You should have received a copy of the GNU Lesser General Public
    5.17 -//    License along with this library; if not, write to the Free Software
    5.18 -//    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    5.19 -// ============================================================================
    5.20 -// Authors:       Dr. Gareth S. Bestor, <bestor@us.ibm.com>
    5.21 -//                Tokunbo Adeshiyan, <tokunbo@us.ibm.com>
    5.22 -// Contributors:  Jim Fehlig, <jfehlig@novell.com>
    5.23 -// Description:
    5.24 -// ============================================================================
    5.25 -
    5.26 -/* Include required libxen headers. */
    5.27 -#include <xen_common.h>
    5.28 -#include <xen_vm.h>
    5.29 -
    5.30 -#include "xen_utils.h"
    5.31 -
    5.32 -/*** CUSTOMIZE FOR EACH PROVIDER ***/
    5.33 -/* DEFINE A HANDLE TO REPRESENT THE 'LIST' OF ALL SYSTEM RESOURCES.
    5.34 -   THE MAIN PROVIDER CODE DOES NOT NEED TO KNOW THE PARTICULARS OF HOW THIS
    5.35 -   LIST IS IMPLEMENTED - IT MAY BE AN ARRAY, LINKED LIST, FILE, ETC.
    5.36 -   THIS HANDLE IS PASSED INTO THE APPROPRIATE RESOURCE ACCESS METHODS WHEN
    5.37 -   ACCESSING/ITERATING/ADDING/REMOVING RESOURCES INSTANCES. */
    5.38 -typedef struct {
    5.39 -   xen_domain_resources *domains;
    5.40 -   unsigned int currentprocessornum;
    5.41 -} _RESOURCES;
    5.42 -
    5.43 -/*** CUSTOMIZE FOR EACH PROVIDER ***/
    5.44 -/* DEFINE A HANDLE TO BE USED FOR EACH INSTANCE OF A SYSTEM RESOURCE.
    5.45 -   THE MAIN PROVIDER CODE DOES NOT NEED TO KNOW THE PARTICULARS OF HOW EACH
    5.46 -   RESOURCE IS REPRESENTED, BUT TYPICALLY IT IS A STRUCTURE MIRRORING THE
    5.47 -   PROPERTIES IN THE CIM CLASS. THIS HANDLE IS PASSED BETWEEN THE RESOURCE
    5.48 -   ACCESS METHODS WHEN MANIPULATING SPECIFIC RESOURCE INSTANCES. */
    5.49 -typedef xen_vm_record  _RESOURCE;
    5.50 -
    5.51 -/* NOTHING BELOW THIS LINE SHOULD NEED TO BE CHANGED. */
    5.52 -
    5.53 -/* Include the required CMPI data types. */
    5.54 -#include "cmpidt.h"
    5.55 -
    5.56 -// ----------------------------------------------------------------------------
    5.57 -// Generic resource access methods for CMPI providers.
    5.58 -// Return value:
    5.59 -//	-1 = Unsupported
    5.60 -//	 0 = Failed
    5.61 -//	 1 = OK
    5.62 -// ----------------------------------------------------------------------------
    5.63 -
    5.64 -/* Get a handle to the list of all system resources for this class. */
    5.65 -int Xen_Processor_getResources(xen_utils_session *session,
    5.66 -                               _RESOURCES ** resources);
    5.67 -
    5.68 -/* Free/deallocate/cleanup the resources list after use. */
    5.69 -int Xen_Processor_freeResources( _RESOURCES * resources );
    5.70 -
    5.71 -/* Iterator to get the next resource from the resources list. */
    5.72 -int Xen_Processor_getNextResource(xen_utils_session *session,
    5.73 -                                  _RESOURCES * resources,
    5.74 -                                  _RESOURCE ** resource);
    5.75 -
    5.76 -/* Get the specific resource that matches the CMPI object path. */
    5.77 -int Xen_Processor_getResourceForObjectPath(xen_utils_session *session,
    5.78 -                                           _RESOURCES * resources,
    5.79 -                                           _RESOURCE ** resource,
    5.80 -                                           const CMPIObjectPath * objectpath);
    5.81 -
    5.82 -/* Free/deallocate/cleanup a resource after use. */
    5.83 -int Xen_Processor_freeResource(_RESOURCE * resource);
    5.84 -
    5.85 -/* Set the property values of a CMPI instance from a specific resource. */
    5.86 -int Xen_Processor_setInstanceFromResource(_RESOURCE * resource,
    5.87 -                                          const CMPIInstance * instance,
    5.88 -                                          const CMPIBroker * broker,
    5.89 -                                          _RESOURCES * resources);
    5.90 -
    5.91 -// THE FOLLOWING METHODS MAY/NOT BE SUPPORTED BY THE SYSTEM FOR THIS CLASS
    5.92 -
    5.93 -/* Delete the specified resource from the system. */
    5.94 -int Xen_Processor_deleteResource(_RESOURCES * resources, _RESOURCE * resource);
    5.95 -
    5.96 -/* Modify the specified resource using the property values of a CMPI instance. */
    5.97 -int Xen_Processor_setResourceFromInstance(_RESOURCE * resource,
    5.98 -                                          const CMPIInstance * instance,
    5.99 -                                          const CMPIBroker * broker);
   5.100 -
   5.101 -/* Create a new resource using the property values of a CMPI instance. */
   5.102 -int Xen_Processor_createResourceFromInstance(_RESOURCES * resources,
   5.103 -                                             _RESOURCE ** resource,
   5.104 -                                             const CMPIInstance * instance,
   5.105 -                                             const CMPIBroker * broker);
   5.106 -