Redefines the number of members allocated for a conference.

DWORD cnfResizeConference ( CNFRESOURCEHD cnfresourcehd,
DWORD confid,
DWORD mode,
unsigned number)

cnfresourcehd Handle returned by cnfOpenResource.

confid Conference identifier returned by cnfCreateConference.

mode Specifies the resizing mode to be used.

See the Details section for a description of these fields.

number Number associated with the given resizing mode.

• SUCCESS
• CTAERR_BAD_ARGUMENT
  mode is not one of the possible values.
• CTAERR_BOARD_ERROR
  The conference cannot be resized because of an HMIC limitation or an on-board memory limitation (only with AG 2000 boards).
• CTAERR_INVALID_HANDLE
  cnfresourcehd is not a valid conferencing resource handle.
• CNFERR_BOARD_TIMEOUT
  The board timed out while waiting for a response message.
• CNFERR_INVALID_IDENTIFIER
  confid is not a valid conference identifier.
• CNFERR_NOT_ENOUGH_RESOURCE_SPACE
  The conference cannot be resized because the conferencing resource is full.

This function allows the application to change the number of members allocated on the conferencing resource for a conference. The resizing operation to perform is specified by mode. This argument must be one of the following values (predefined in cnfdef.h):

Mode	Description
CNF_REDUCE_ALLOCATED	Reduces the number of allocated members by number.
CNF_INCREASE_ALLOCATED	Increases the number of allocated members by number.
CNF_RESIZE_ALLOCATED	Resizes the number of allocated members to number.

For more information, refer to Section 4.5, Creating Conferences.

cnfCreateConference, cnfGetConferenceInfo

   DWORD error;

   /* Add space for a new allocated member */
   error = cnfResizeConference (cnfresourcehd, confid,
                                CNF_INCREASE_ALLOCATED, 1); 
   if (error != SUCCESS)
      {
      printf("Error when resizing conference : %d", error);
      return(error);
      }