WS_OPERATION_DESCRIPTION structure

Metadata for the service operation.

Syntax

struct WS_OPERATION_DESCRIPTION {
  ULONG                     versionInfo;
  WS_MESSAGE_DESCRIPTION*   inputMessageDescription;
  WS_MESSAGE_DESCRIPTION*   outputMessageDescription;
  ULONG                     inputMessageOptions;
  ULONG                     outputMessageOptions;
  USHORT                    parameterCount;
  WS_PARAMETER_DESCRIPTION* parameterDescription;
  WS_SERVICE_STUB_CALLBACK  stubCallback;
};

Members

versionInfo

Defines the version information. Currently value is 1.

inputMessageDescription

The description of incoming WS_MESSAGE for a given service operation.

outputMessageDescription

The description of outgoing WS_MESSAGE for a given service operation. For one way operations this should be NULL.

inputMessageOptions

Provides additional flags for the in message of the operation. See WS_SERVICE_OPERATION_MESSAGE_OPTION for a list of flags. If no flags are needed, this may be 0.

WS_SERVICE_OPERATION_MESSAGE_NILLABLE_ELEMENT is not applicable to WS_RPC_LITERAL_OPERATION style operations. The input parameter must be with type of WS_PARAMETER_TYPE_MESSAGES.

outputMessageOptions

Provides additional flags for the out message of the operation. See WS_SERVICE_OPERATION_MESSAGE_OPTION for a list of flags. If out message is not available, or no flags are needed, this may be 0.

WS_SERVICE_OPERATION_MESSAGE_NILLABLE_ELEMENT is not applicable to WS_RPC_LITERAL_OPERATION style operations. The output parameter must be with type of WS_PARAMETER_TYPE_MESSAGES.

parameterCount

The number of parameters on the given service operation.

parameterDescription

An array defining the individual parameters.

stubCallback

A pointer to the stub function for the given operation to which the service model will delegate to do the service operation call. This will be NULL for proxies.

Requirements