CSA_session_handle cal; logon() { CSA_return_code stat; CSA_calendar_user caddr ; CSA_flags access; CSA_extension logon_exts[2]; CSA_X_COM_support check_support[2]; /* Specify the calendar to logon to */ caddr.user_name = NULL; caddr.user_type = CSA_USER_TYPE_INDIVIDUAL; caddr.calendar_address = "user@host"; caddr.calendar_user_extensions = NULL; /* Specify the get user access extension (CSA_X_DT_GET_USER_ACCESS_EXT) * to retrieve the user's access right with respect to the calendar. */ logon_exts[0].item_code = CSA_X_DT_GET_USER_ACCESS_EXT; logon_exts[0].item_data = 0; logon_exts[0].item_reference = NULL; logon_exts[0].extension_flags = NULL; /* Specify the CSA_X_COM_SUPPORT_EXT extension to check * whether the CSA_X_XT_APP_CONTEXT_EXT extension and the * CSA_X_UI_ID_EXT extension are supported. */ check_support[0].item_code = CSA_X_XT_APP_CONTEXT_EXT; check_support[0].flags = NULL; check_support[1].item_code = CSA_X_UI_ID_EXT; check_support[1].flags = NULL; logon_exts[1].item_code = CSA_X_COM_SUPPORT_EXT; logon_exts[1].item_data = 2; logon_exts[1].item_reference = (CSA_buffer)check_support; logon_exts[0].extension_flags = CSA_EXT_LAST_ELEMENT; stat = csa_logon(NULL, &caddr, NULL, NULL, NULL, &cal, logon_exts); if (stat == CSA_SUCCESS) { access = (CSA_flags)get_access_ext.item_data; if (check_support[0].flag & CSA_X_COM_SUPPORTED) printf("The CSA_X_XT_APP_CONTEXT_EXT extension is supported\n"); if (check_support[1].flag & CSA_X_COM_SUPPORTED) printf("The CSA_X_UI_ID_EXT extension is supported\n"); } } |