330 lines
11 KiB
C++
330 lines
11 KiB
C++
/***************************************************************************
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menu_frame_relay_dlci_configuration.cpp - description
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-------------------
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begin : Fri Mar 19 2004
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copyright : (C) 2004 by David Rokhvarg
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email : davidr@sangoma.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "menu_frame_relay_dlci_configuration.h"
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#include "text_box.h"
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#include "input_box_frame_relay_dlci_number.h"
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#include "menu_frame_relay_advanced_dlci_configuration.h"
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#define DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION 0
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menu_frame_relay_DLCI_configuration::
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menu_frame_relay_DLCI_configuration( IN char * lxdialog_path,
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IN objects_list* obj_list,
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IN list_element_frame_relay_dlci* dlci_cfg)
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{
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("menu_frame_relay_DLCI_configuration::menu_frame_relay_DLCI_configuration()\n"));
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snprintf(this->lxdialog_path, MAX_PATH_LENGTH, "%s", lxdialog_path);
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this->obj_list = obj_list;
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this->dlci_cfg = dlci_cfg;
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}
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menu_frame_relay_DLCI_configuration::~menu_frame_relay_DLCI_configuration()
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{
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("menu_frame_relay_DLCI_configuration::~menu_frame_relay_DLCI_configuration()\n"));
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}
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int menu_frame_relay_DLCI_configuration::run( OUT int * selection_index,
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IN char* name_of_underlying_layer)
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{
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string menu_str;
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int rc;
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char tmp_buff[MAX_PATH_LENGTH];
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int num_of_visible_items;
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("menu_frame_relay_DLCI_configuration::run()\n"));
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again:
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rc = YES;
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if(dlci_cfg == NULL){
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ERR_DBG_OUT(("DLCI configuration pointer is NULL (dlci_cfg) !!!\n"));
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rc = NO;
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goto cleanup;
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}
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menu_str = " ";
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if(strcmp(dlci_cfg->data.addr, "1") != 0){
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//if 'auto' - cannot set the number
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menu_str = " \"1\" ";
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snprintf(tmp_buff, MAX_PATH_LENGTH, " \"DLCI Number--> %s\" ", dlci_cfg->data.addr);
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menu_str += tmp_buff;
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}
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menu_str += " \"2\" ";
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snprintf(tmp_buff, MAX_PATH_LENGTH, " \"Advanced DLCI configuration\" ");
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menu_str += tmp_buff;
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//////////////////////////////////////////////////////////////////////////////////////
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//create the explanation text for the menu
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snprintf(tmp_buff, MAX_PATH_LENGTH,
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"------------------------------------------\
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\nSet per-DLCI cofiguration.");
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num_of_visible_items = 2;
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if(set_configuration( YES,//indicates to call V2 of the function
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MENU_BOX_BACK,//MENU_BOX_SELECT,
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lxdialog_path,
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"FRAME RELAY DLCI CONFIGURATION",
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WANCFG_PROGRAM_NAME,
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tmp_buff,
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MENU_HEIGTH, MENU_WIDTH,
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num_of_visible_items,//number of visible items in the menu
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(char*)menu_str.c_str()
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) == NO){
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rc = NO;
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goto cleanup;
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}
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if(show(selection_index) == NO){
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rc = NO;
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goto cleanup;
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}
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switch(*selection_index)
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{
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case MENU_BOX_BUTTON_SELECT:
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("option selected for editing: %s\n", get_lxdialog_output_string()));
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switch(atoi(get_lxdialog_output_string()))
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{
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case 1://set DLCI number
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if(strcmp(dlci_cfg->data.addr, "1") == 0){
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text_box tb;
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tb.show_error_message(lxdialog_path, WANCONFIG_FR,
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"The DLCI is in 'Auto' mode. DLCI number can not be set.");
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goto again;
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}
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if(set_dlci_number(selection_index, name_of_underlying_layer) == NO){
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goto cleanup;
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}else{
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goto again;
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}
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break;
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case 2://advanced dlci configuration.
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{
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menu_frame_relay_advanced_dlci_configuration
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advanved_dlci_cfg(lxdialog_path, dlci_cfg);
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if(advanved_dlci_cfg.run(selection_index) == NO){
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rc = NO;
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goto cleanup;
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}else{
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goto again;
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}
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}
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break;
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default:
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ERR_DBG_OUT(("Invalid option selected for editing!! selection: %s\n",
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get_lxdialog_output_string()));
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rc = NO;
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}
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break;
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case MENU_BOX_BUTTON_HELP:
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{
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text_box tb;
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("HELP option selected: %s\n", get_lxdialog_output_string()));
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switch(atoi(get_lxdialog_output_string()))
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{
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case 1://set DLCI number
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{
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char* help_str =
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"DLCI Number\n"
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"-----------\n"
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"\n"
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" DLCI number specifies a frame relay\n"
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" logical channel. Frame Relay protocol multiplexes the\n"
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" physical line into number of channels, each one of\n"
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" these channels has a DLCI number associated with it.\n"
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"\n"
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" Please enter the DLCI number as specified by your\n"
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" ISP.\n";
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tb.show_help_message(lxdialog_path, WANCONFIG_FR, help_str);
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}
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break;
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case 2://advanced dlci configuration.
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{
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char* help_str =
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"Advanced DLCI configuration\n"
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"---------------------------\n"
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"\n"
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" Help is available once you switch to the\n"
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" 'Advanced DLCI configuration' dialog.\n";
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tb.show_help_message(lxdialog_path, WANCONFIG_FR, help_str);
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}
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break;
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default:
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{
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char* help_str =
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"Invalid Selection!!!\n"
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"--------------------\n";
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tb.show_help_message(lxdialog_path, WANCONFIG_FR, help_str);
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}
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break;
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}
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goto again;
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}
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break;
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case MENU_BOX_BUTTON_EXIT:
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//no check is done here because each menu item checks
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//the input separatly.
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rc = YES;
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break;
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}//switch(*selection_index)
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cleanup:
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("menu_frame_relay_DLCI_configuration::run(): rc: %d\n", rc));
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return rc;
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}
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int menu_frame_relay_DLCI_configuration::set_dlci_number( OUT int * selection_index,
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IN char* name_of_underlying_layer)
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{
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int new_dlci;
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int old_dlci;
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char tmp_addr[MAX_ADDR_STR_LEN];
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list_element_chan_def* dlci_next = NULL;
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list_element_chan_def* dlci_first = NULL;
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wan_fr_conf_t* fr_first;
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old_dlci = atoi(remove_spaces_in_int_string(dlci_cfg->data.addr));
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION, ("old_dlci: %d\n", old_dlci));
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redisplay:
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//////////////////////////////////////////////////////////////////////
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//suggest DLCI number.
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snprintf(tmp_addr, MAX_ADDR_STR_LEN, "%s", dlci_cfg->data.addr);
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input_box_frame_relay_DLCI_number dlci_num(&new_dlci);
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if(dlci_num.show( lxdialog_path,
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WANCONFIG_FR,
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tmp_addr,
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selection_index) == NO){
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goto cleanup;
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}
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if(old_dlci == new_dlci){
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//dlci number was not chaned, do nothing
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return YES;
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}
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//////////////////////////////////////////////////////////////////////
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//In order to change DLCI number:
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//1. remove element from the list.
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//2. update the dlci number (and name) and insert it back into the list.
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//The list will take care of the order.
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//it is the same poiner as it was, but have to do it in order to remove.
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION, ("old dlci_cfg ptr: 0x%p\n",
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dlci_cfg));
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//////////////////////////////////////////////////////////////////////
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//on return we have the 'new_dlci' set to user provided value
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snprintf(tmp_addr, MAX_ADDR_STR_LEN, "%d", new_dlci);
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION,
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("on return from 'dlci number input box': %s\n", tmp_addr));
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//make sure new dlci number is not already in the list
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if(obj_list->find_element(remove_spaces_in_int_string(tmp_addr)) != NULL){
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//it's already in dlci list. display error.
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION, ("new_dlci %d already in list!!\n",
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new_dlci));
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text_box tb;
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tb.show_error_message(lxdialog_path, WANCONFIG_FR,
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"DLCI number %d is already in the list.\nNo duplicates allowed!",
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new_dlci);
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goto redisplay;
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}
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/////////////////////////////////////////////////////////////////////
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//It is possible, the list will be reodered. The global FR configuration
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//is stored in the 1-st object in the list. So, propagade global FR cfg
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//from 1-st to all dlcis in the list.
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//
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dlci_first = (list_element_frame_relay_dlci*)obj_list->get_first();
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dlci_next = (list_element_frame_relay_dlci*)obj_list->get_next_element(dlci_first);
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fr_first = &dlci_first->data.chanconf->u.fr;
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while(dlci_next != NULL){
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//for new dlci use settings of the first one in the list.
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//this nesesary for 'menu_frame_relay_dlci_list' !!
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//it is using the 1-st dlci in the list!
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wan_fr_conf_t* fr_next;
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fr_next = &dlci_next->data.chanconf->u.fr;
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memcpy(fr_next, fr_first, sizeof(wan_fr_conf_t));
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dlci_next = (list_element_frame_relay_dlci*)obj_list->get_next_element(dlci_next);
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}
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/////////////////////////////////////////////////////////////////////
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dlci_cfg = (list_element_frame_relay_dlci*)
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//obj_list->remove_element(remove_spaces_in_int_string(dlci_cfg->data.addr));
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obj_list->remove_element(dlci_cfg->data.addr);
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Debug(DBG_MENU_FRAME_RELAY_DLCI_CONFIGURATION, ("new dlci_cfg ptr: 0x%08X\n",
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(unsigned int)dlci_cfg));
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if(dlci_cfg == NULL){
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ERR_DBG_OUT(("Failed to remove existing element from list!!\n"));
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goto cleanup;
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}
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//create name for the new interface. can be changed later by the user in Net Interface cfg.
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#if defined(__LINUX__) && !BSD_DEBG
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snprintf(dlci_cfg->data.name, WAN_IFNAME_SZ, "%sf%d", name_of_underlying_layer, new_dlci);
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#elif (defined __FreeBSD__) || (defined __OpenBSD__) || defined(__NetBSD__) || BSD_DEBG
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snprintf( dlci_cfg->data.name, WAN_IFNAME_SZ, "%sf%d",
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//underlying layer name ends with digit - change it
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replace_numeric_with_char(name_of_underlying_layer),
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new_dlci);
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#endif
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snprintf(dlci_cfg->data.addr, MAX_ADDR_STR_LEN, "%d", new_dlci);
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obj_list->insert(dlci_cfg);
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//Done
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return YES;
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cleanup:
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return NO;
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}
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