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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* menu
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* - configurable user interactive menu feature
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*
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* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com>
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*/
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#include "bbs.h"
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#include "bbs_cmd.h"
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#include "bbs_cmd.h"
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#include "common.h"
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#include "io.h"
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#include "log.h"
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#include "menu.h"
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#include "screen.h"
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#include "user_priv.h"
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#include <ctype.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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enum _menu_constant_t
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{
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MENU_SET_RESERVED_LENGTH = sizeof(int16_t) * 4,
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MENU_SHMGET_RETRY_LIMIT = 10,
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};
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static const char MENU_CONF_DELIM_WITH_SPACE[] = " ,\t\r\n";
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static const char MENU_CONF_DELIM_WITHOUT_SPACE[] = "\r\n";
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MENU_SET bbs_menu;
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MENU_SET top10_menu;
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int load_menu(MENU_SET *p_menu_set, const char *conf_file)
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{
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FILE *fin;
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int fin_line = 0;
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char buffer[LINE_BUFFER_LEN];
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char temp[LINE_BUFFER_LEN];
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char *p = NULL;
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char *q = NULL;
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char *r = NULL;
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char *saveptr = NULL;
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MENU *p_menu = NULL;
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MENU_ITEM *p_menu_item = NULL;
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MENU_SCREEN *p_screen = NULL;
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MENU_ID menu_id;
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MENU_ITEM_ID menu_item_id;
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MENU_SCREEN_ID screen_id;
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int proj_id;
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key_t key;
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size_t size;
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int retry_cnt;
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// Initialize the data structure
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memset(p_menu_set, 0, sizeof(*p_menu_set));
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// Use trie_dict to search menu_id by menu name
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p_menu_set->p_menu_name_dict = trie_dict_create();
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if (p_menu_set->p_menu_name_dict == NULL)
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{
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log_error("trie_dict_create() error\n");
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return -3;
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}
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// Use trie_dict to search screen_id by menu screen name
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p_menu_set->p_menu_screen_dict = trie_dict_create();
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if (p_menu_set->p_menu_screen_dict == NULL)
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{
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log_error("trie_dict_create() error\n");
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return -3;
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}
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if ((fin = fopen(conf_file, "r")) == NULL)
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{
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log_error("Open %s failed\n", conf_file);
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return -2;
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}
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// Allocate shared memory
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size = MENU_SET_RESERVED_LENGTH +
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sizeof(MENU) * MAX_MENUS +
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sizeof(MENU_ITEM) * MAX_MENUITEMS +
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sizeof(MENU_SCREEN) * MAX_MENUS +
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MAX_MENU_SCR_BUF_LENGTH * MAX_MENUS;
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proj_id = (int)(time(NULL) % getpid());
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retry_cnt = 0;
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do
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{
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key = ftok(conf_file, proj_id + retry_cnt);
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if (key == -1)
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{
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log_error("ftok(%s %d) error (%d)\n", conf_file, proj_id + retry_cnt, errno);
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return -3;
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}
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p_menu_set->shmid = shmget(key, size, IPC_CREAT | IPC_EXCL | 0600);
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if (p_menu_set->shmid == -1)
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{
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if (errno != EEXIST || retry_cnt + 1 >= MENU_SHMGET_RETRY_LIMIT)
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{
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log_error("shmget(conf_file=%s, size=%d) error (%d) %d times\n",
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conf_file, size, errno, retry_cnt + 1);
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return -3;
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}
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log_error("shmget(conf_file=%s, proj_id=%d, key=0x%x, size=%d) error (%d), retry ...\n",
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conf_file, proj_id + retry_cnt, key, size, errno);
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retry_cnt++;
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}
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} while (p_menu_set->shmid == -1);
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p_menu_set->p_reserved = shmat(p_menu_set->shmid, NULL, 0);
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if (p_menu_set->p_reserved == (void *)-1)
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{
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log_error("shmat() error (%d)\n", errno);
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return -3;
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}
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p_menu_set->p_menu_pool = (char *)(p_menu_set->p_reserved) + MENU_SET_RESERVED_LENGTH;
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p_menu_set->p_menu_item_pool = (char *)(p_menu_set->p_menu_pool) + sizeof(MENU) * MAX_MENUS;
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p_menu_set->p_menu_screen_pool = (char *)(p_menu_set->p_menu_item_pool) + sizeof(MENU_ITEM) * MAX_MENUITEMS;
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p_menu_set->p_menu_screen_buf = (char *)(p_menu_set->p_menu_screen_pool) + sizeof(MENU_SCREEN) * MAX_MENUS;
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p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf;
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p_menu_set->menu_count = 0;
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p_menu_set->menu_item_count = 0;
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p_menu_set->menu_screen_count = 0;
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p_menu_set->choose_step = 0;
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p_menu_set->menu_id_path[0] = 0;
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p_menu_set->menu_item_pos[0] = 0;
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p_menu_set->allow_exit = 0;
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while (fgets(buffer, sizeof(buffer), fin))
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{
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fin_line++;
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p = strtok_r(buffer, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (p == NULL) // Blank line
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{
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continue;
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}
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if (*p == '#' || *p == '\r' || *p == '\n') // Comment or blank line
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{
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continue;
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}
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if (*p == '%')
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{
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p++;
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if (strcmp(p, "menu") == 0) // BEGIN of sub-menu
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{
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if (p_menu != NULL)
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{
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log_error("Incomplete menu definition in menu config line %d\n", fin_line);
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return -1;
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}
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if (p_menu_set->menu_count >= MAX_MENUS)
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{
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log_error("Menu count (%d) exceed limit (%d)\n", p_menu_set->menu_count, MAX_MENUS);
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return -3;
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}
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menu_id = (MENU_ID)p_menu_set->menu_count;
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p_menu_set->menu_count++;
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p_menu = get_menu_by_id(p_menu_set, menu_id);
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p_menu->item_count = 0;
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p_menu->title.show = 0;
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p_menu->screen_show = 0;
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p_menu->page_item_limit = 0;
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p_menu->use_filter = 0;
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p_menu->filter_handler = NULL;
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (q == NULL)
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{
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log_error("Error menu name in menu config line %d\n", fin_line);
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return -1;
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}
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p = q;
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while (isalnum(*q) || *q == '_' || *q == '-')
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{
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q++;
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}
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if (*q != '\0')
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{
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log_error("Error menu name in menu config line %d\n", fin_line);
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return -1;
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}
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if (q - p > sizeof(p_menu->name) - 1)
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{
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log_error("Too longer menu name in menu config line %d\n", fin_line);
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return -1;
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}
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strncpy(p_menu->name, p, sizeof(p_menu->name) - 1);
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p_menu->name[sizeof(p_menu->name) - 1] = '\0';
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if (trie_dict_set(p_menu_set->p_menu_name_dict, p_menu->name, (int64_t)menu_id) != 1)
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{
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log_error("Error set menu dict [%s]\n", p_menu->name);
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}
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// Check syntax
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (q != NULL)
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{
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log_error("Unknown extra content in menu config line %d\n", fin_line);
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return -1;
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}
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while (fgets(buffer, sizeof(buffer), fin))
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{
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fin_line++;
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p = strtok_r(buffer, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (p == NULL) // Blank line
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{
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continue;
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}
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if (*p == '#' || *p == '\r' || *p == '\n') // Comment or blank line
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{
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continue;
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}
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if (*p == '%') // END of sub-menu
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{
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p_menu = NULL;
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break;
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}
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else if (*p == '!' || *p == '@')
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{
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// BEGIN of menu item
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if (p_menu->item_count >= MAX_ITEMS_PER_MENU)
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{
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log_error("Menuitem count per menu (%d) exceed limit (%d)\n", p_menu->item_count, MAX_ITEMS_PER_MENU);
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return -1;
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}
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if (p_menu_set->menu_item_count >= MAX_MENUITEMS)
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{
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log_error("Menuitem count (%d) exceed limit (%d)\n", p_menu_set->menu_item_count, MAX_MENUITEMS);
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return -3;
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}
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menu_item_id = (MENU_ITEM_ID)p_menu_set->menu_item_count;
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p_menu_set->menu_item_count++;
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p_menu->items[p_menu->item_count] = menu_item_id;
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p_menu->item_count++;
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p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
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p_menu_item->submenu = (*p == '!' ? 1 : 0);
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// Menu item action
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p++;
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if (strcmp(p, "..") == 0) // Return to parent menu
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{
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q = p + 2; // strlen("..")
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}
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else
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{
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q = p;
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while (isalnum(*q) || *q == '_' || *q == '-')
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{
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q++;
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}
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if (*q != '\0')
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{
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log_error("Error menu item action in menu config line %d\n", fin_line);
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return -1;
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}
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}
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if (q - p > sizeof(p_menu_item->action) - 1)
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{
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log_error("Too longer menu action in menu config line %d\n", fin_line);
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return -1;
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}
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strncpy(p_menu_item->action, p, sizeof(p_menu_item->action) - 1);
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p_menu_item->action[sizeof(p_menu_item->action) - 1] = '\0';
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// Menu item row
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (q == NULL)
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{
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log_error("Error menu item row in menu config line %d\n", fin_line);
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return -1;
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}
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p = q;
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while (isdigit(*q))
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{
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q++;
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}
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if (*q != '\0')
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{
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log_error("Error menu item row in menu config line %d\n", fin_line);
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return -1;
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}
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p_menu_item->row = (int16_t)atoi(p);
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// Menu item col
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (q == NULL)
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{
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log_error("Error menu item col in menu config line %d\n", fin_line);
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return -1;
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}
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p = q;
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while (isdigit(*q))
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{
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q++;
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}
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if (*q != '\0')
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{
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log_error("Error menu item col in menu config line %d\n", fin_line);
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return -1;
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}
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p_menu_item->col = (int16_t)atoi(p);
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// Menu item priv
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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if (q == NULL)
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{
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log_error("Error menu item priv in menu config line %d\n", fin_line);
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return -1;
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}
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p = q;
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while (isdigit(*q))
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| 340 |
{
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q++;
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}
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if (*q != '\0')
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{
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log_error("Error menu item priv in menu config line %d\n", fin_line);
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return -1;
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}
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p_menu_item->priv = atoi(p);
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// Menu item level
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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| 352 |
if (q == NULL)
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| 353 |
{
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| 354 |
log_error("Error menu item level in menu config line %d\n", fin_line);
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| 355 |
return -1;
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| 356 |
}
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| 357 |
p = q;
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| 358 |
while (isdigit(*q))
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| 359 |
{
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| 360 |
q++;
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| 361 |
}
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| 362 |
if (*q != '\0')
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| 363 |
{
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| 364 |
log_error("Error menu item level in menu config line %d\n", fin_line);
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| 365 |
return -1;
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}
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| 367 |
p_menu_item->level = atoi(p);
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| 368 |
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| 369 |
// Menu item name
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| 370 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
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| 371 |
if (q == NULL || *q != '\"')
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| 372 |
{
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| 373 |
log_error("Error menu item name in menu config line %d\n", fin_line);
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| 374 |
return -1;
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| 375 |
}
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| 376 |
q++;
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| 377 |
p = q;
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| 378 |
while (*q != '\0' && *q != '\"')
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| 379 |
{
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| 380 |
if (*q == '\\')
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| 381 |
{
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| 382 |
r = q;
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| 383 |
while (*r != '\0')
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| 384 |
{
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| 385 |
*r = *(r + 1);
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| 386 |
r++;
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| 387 |
}
|
| 388 |
}
|
| 389 |
q++;
|
| 390 |
}
|
| 391 |
if (*q != '\"' || *(q + 1) != '\0')
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| 392 |
{
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| 393 |
log_error("Error menu item name in menu config line %d\n", fin_line);
|
| 394 |
return -1;
|
| 395 |
}
|
| 396 |
*q = '\0';
|
| 397 |
|
| 398 |
if (q - p > sizeof(p_menu_item->name) - 1)
|
| 399 |
{
|
| 400 |
log_error("Too longer menu name in menu config line %d\n", fin_line);
|
| 401 |
return -1;
|
| 402 |
}
|
| 403 |
strncpy(p_menu_item->name, p, sizeof(p_menu_item->name) - 1);
|
| 404 |
p_menu_item->name[sizeof(p_menu_item->name) - 1] = '\0';
|
| 405 |
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| 406 |
// Menu item text
|
| 407 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITHOUT_SPACE, &saveptr);
|
| 408 |
if (q == NULL || (q = strchr(q, '\"')) == NULL)
|
| 409 |
{
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| 410 |
log_error("Error menu item text in menu config line %d\n", fin_line);
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| 411 |
return -1;
|
| 412 |
}
|
| 413 |
q++;
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| 414 |
p = q;
|
| 415 |
while (*q != '\0' && *q != '\"')
|
| 416 |
{
|
| 417 |
if (*q == '\\')
|
| 418 |
{
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| 419 |
r = q;
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| 420 |
while (*r != '\0')
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| 421 |
{
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| 422 |
*r = *(r + 1);
|
| 423 |
r++;
|
| 424 |
}
|
| 425 |
}
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| 426 |
q++;
|
| 427 |
}
|
| 428 |
if (*q != '\"')
|
| 429 |
{
|
| 430 |
log_error("Error menu item text in menu config line %d\n", fin_line);
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| 431 |
return -1;
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| 432 |
}
|
| 433 |
*q = '\0';
|
| 434 |
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| 435 |
if (q - p > sizeof(p_menu_item->text) - 1)
|
| 436 |
{
|
| 437 |
log_error("Too longer menu item text in menu config line %d\n", fin_line);
|
| 438 |
return -1;
|
| 439 |
}
|
| 440 |
strncpy(p_menu_item->text, p, sizeof(p_menu_item->text) - 1);
|
| 441 |
p_menu_item->text[sizeof(p_menu_item->text) - 1] = '\0';
|
| 442 |
|
| 443 |
// Check syntax
|
| 444 |
q = strtok_r(q + 1, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 445 |
if (q != NULL)
|
| 446 |
{
|
| 447 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 448 |
return -1;
|
| 449 |
}
|
| 450 |
}
|
| 451 |
else if (strcmp(p, "title") == 0)
|
| 452 |
{
|
| 453 |
p_menu->title.show = 1;
|
| 454 |
|
| 455 |
// Menu title row
|
| 456 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 457 |
if (q == NULL)
|
| 458 |
{
|
| 459 |
log_error("Error menu title row in menu config line %d\n", fin_line);
|
| 460 |
return -1;
|
| 461 |
}
|
| 462 |
p = q;
|
| 463 |
while (isdigit(*q))
|
| 464 |
{
|
| 465 |
q++;
|
| 466 |
}
|
| 467 |
if (*q != '\0')
|
| 468 |
{
|
| 469 |
log_error("Error menu title row in menu config line %d\n", fin_line);
|
| 470 |
return -1;
|
| 471 |
}
|
| 472 |
p_menu->title.row = (int16_t)atoi(p);
|
| 473 |
|
| 474 |
// Menu title col
|
| 475 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 476 |
if (q == NULL)
|
| 477 |
{
|
| 478 |
log_error("Error menu title col in menu config line %d\n", fin_line);
|
| 479 |
return -1;
|
| 480 |
}
|
| 481 |
p = q;
|
| 482 |
while (isdigit(*q))
|
| 483 |
{
|
| 484 |
q++;
|
| 485 |
}
|
| 486 |
if (*q != '\0')
|
| 487 |
{
|
| 488 |
log_error("Error menu title col in menu config line %d\n", fin_line);
|
| 489 |
return -1;
|
| 490 |
}
|
| 491 |
p_menu->title.col = (int16_t)atoi(p);
|
| 492 |
|
| 493 |
// Menu title text
|
| 494 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITHOUT_SPACE, &saveptr);
|
| 495 |
if (q == NULL || (q = strchr(q, '\"')) == NULL)
|
| 496 |
{
|
| 497 |
log_error("Error menu title text in menu config line %d\n", fin_line);
|
| 498 |
return -1;
|
| 499 |
}
|
| 500 |
q++;
|
| 501 |
p = q;
|
| 502 |
while (*q != '\0' && *q != '\"')
|
| 503 |
{
|
| 504 |
if (*q == '\\')
|
| 505 |
{
|
| 506 |
r = q;
|
| 507 |
while (*r != '\0')
|
| 508 |
{
|
| 509 |
*r = *(r + 1);
|
| 510 |
r++;
|
| 511 |
}
|
| 512 |
}
|
| 513 |
q++;
|
| 514 |
}
|
| 515 |
if (*q != '\"')
|
| 516 |
{
|
| 517 |
log_error("Error menu title text in menu config line %d\n", fin_line);
|
| 518 |
return -1;
|
| 519 |
}
|
| 520 |
*q = '\0';
|
| 521 |
|
| 522 |
if (q - p > sizeof(p_menu->title.text) - 1)
|
| 523 |
{
|
| 524 |
log_error("Too longer menu title text in menu config line %d\n", fin_line);
|
| 525 |
return -1;
|
| 526 |
}
|
| 527 |
strncpy(p_menu->title.text, p, sizeof(p_menu->title.text) - 1);
|
| 528 |
p_menu->title.text[sizeof(p_menu->title.text) - 1] = '\0';
|
| 529 |
|
| 530 |
// Check syntax
|
| 531 |
q = strtok_r(q + 1, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 532 |
if (q != NULL)
|
| 533 |
{
|
| 534 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 535 |
return -1;
|
| 536 |
}
|
| 537 |
}
|
| 538 |
else if (strcmp(p, "screen") == 0)
|
| 539 |
{
|
| 540 |
p_menu->screen_show = 1;
|
| 541 |
|
| 542 |
// Menu screen row
|
| 543 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 544 |
if (q == NULL)
|
| 545 |
{
|
| 546 |
log_error("Error menu screen row in menu config line %d\n", fin_line);
|
| 547 |
return -1;
|
| 548 |
}
|
| 549 |
p = q;
|
| 550 |
while (isdigit(*q))
|
| 551 |
{
|
| 552 |
q++;
|
| 553 |
}
|
| 554 |
if (*q != '\0')
|
| 555 |
{
|
| 556 |
log_error("Error menu screen row in menu config line %d\n", fin_line);
|
| 557 |
return -1;
|
| 558 |
}
|
| 559 |
p_menu->screen_row = (int16_t)atoi(p);
|
| 560 |
|
| 561 |
// Menu screen col
|
| 562 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 563 |
if (q == NULL)
|
| 564 |
{
|
| 565 |
log_error("Error menu screen col in menu config line %d\n", fin_line);
|
| 566 |
return -1;
|
| 567 |
}
|
| 568 |
p = q;
|
| 569 |
while (isdigit(*q))
|
| 570 |
{
|
| 571 |
q++;
|
| 572 |
}
|
| 573 |
if (*q != '\0')
|
| 574 |
{
|
| 575 |
log_error("Error menu screen col in menu config line %d\n", fin_line);
|
| 576 |
return -1;
|
| 577 |
}
|
| 578 |
p_menu->screen_col = (int16_t)atoi(p);
|
| 579 |
|
| 580 |
// Menu screen name
|
| 581 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 582 |
if (q == NULL)
|
| 583 |
{
|
| 584 |
log_error("Error menu screen name in menu config line %d\n", fin_line);
|
| 585 |
return -1;
|
| 586 |
}
|
| 587 |
p = q;
|
| 588 |
while (isalnum(*q) || *q == '_' || *q == '-')
|
| 589 |
{
|
| 590 |
q++;
|
| 591 |
}
|
| 592 |
if (*q != '\0')
|
| 593 |
{
|
| 594 |
log_error("Error menu screen name in menu config line %d\n", fin_line);
|
| 595 |
return -1;
|
| 596 |
}
|
| 597 |
strncpy(p_menu->screen_name, p, sizeof(p_menu->screen_name) - 1);
|
| 598 |
p_menu->screen_name[sizeof(p_menu->screen_name) - 1] = '\0';
|
| 599 |
|
| 600 |
// Check syntax
|
| 601 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 602 |
if (q != NULL)
|
| 603 |
{
|
| 604 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 605 |
return -1;
|
| 606 |
}
|
| 607 |
}
|
| 608 |
else if (strcmp(p, "page") == 0)
|
| 609 |
{
|
| 610 |
// Menu page row
|
| 611 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 612 |
if (q == NULL)
|
| 613 |
{
|
| 614 |
log_error("Error menu page row in menu config line %d\n", fin_line);
|
| 615 |
return -1;
|
| 616 |
}
|
| 617 |
p = q;
|
| 618 |
while (isdigit(*q))
|
| 619 |
{
|
| 620 |
q++;
|
| 621 |
}
|
| 622 |
if (*q != '\0')
|
| 623 |
{
|
| 624 |
log_error("Error menu page row in menu config line %d\n", fin_line);
|
| 625 |
return -1;
|
| 626 |
}
|
| 627 |
p_menu->page_row = (int16_t)atoi(p);
|
| 628 |
|
| 629 |
// Menu page col
|
| 630 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 631 |
if (q == NULL)
|
| 632 |
{
|
| 633 |
log_error("Error menu page col in menu config line %d\n", fin_line);
|
| 634 |
return -1;
|
| 635 |
}
|
| 636 |
p = q;
|
| 637 |
while (isdigit(*q))
|
| 638 |
{
|
| 639 |
q++;
|
| 640 |
}
|
| 641 |
if (*q != '\0')
|
| 642 |
{
|
| 643 |
log_error("Error menu page col in menu config line %d\n", fin_line);
|
| 644 |
return -1;
|
| 645 |
}
|
| 646 |
p_menu->page_col = (int16_t)atoi(p);
|
| 647 |
|
| 648 |
// Menu page item limit
|
| 649 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 650 |
if (q == NULL)
|
| 651 |
{
|
| 652 |
log_error("Error menu page item limit in menu config line %d\n", fin_line);
|
| 653 |
return -1;
|
| 654 |
}
|
| 655 |
p = q;
|
| 656 |
while (isdigit(*q))
|
| 657 |
{
|
| 658 |
q++;
|
| 659 |
}
|
| 660 |
if (*q != '\0')
|
| 661 |
{
|
| 662 |
log_error("Error menu page item limit in menu config line %d\n", fin_line);
|
| 663 |
return -1;
|
| 664 |
}
|
| 665 |
p_menu->page_item_limit = (int16_t)atoi(p);
|
| 666 |
|
| 667 |
// Check syntax
|
| 668 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 669 |
if (q != NULL)
|
| 670 |
{
|
| 671 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 672 |
return -1;
|
| 673 |
}
|
| 674 |
}
|
| 675 |
else if (strcmp(p, "use_filter") == 0)
|
| 676 |
{
|
| 677 |
p_menu->use_filter = 1;
|
| 678 |
|
| 679 |
// Check syntax
|
| 680 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 681 |
if (q != NULL)
|
| 682 |
{
|
| 683 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 684 |
return -1;
|
| 685 |
}
|
| 686 |
}
|
| 687 |
}
|
| 688 |
}
|
| 689 |
else // BEGIN of menu screen
|
| 690 |
{
|
| 691 |
if (p_menu_set->menu_item_count >= MAX_MENUS)
|
| 692 |
{
|
| 693 |
log_error("Menu screen count (%d) exceed limit (%d)\n", p_menu_set->menu_screen_count, MAX_MENUS);
|
| 694 |
return -3;
|
| 695 |
}
|
| 696 |
screen_id = (MENU_SCREEN_ID)p_menu_set->menu_screen_count;
|
| 697 |
p_menu_set->menu_screen_count++;
|
| 698 |
|
| 699 |
p_screen = get_menu_screen_by_id(p_menu_set, screen_id);
|
| 700 |
|
| 701 |
q = p;
|
| 702 |
while (isalnum(*q) || *q == '_' || *q == '-')
|
| 703 |
{
|
| 704 |
q++;
|
| 705 |
}
|
| 706 |
if (*q != '\0')
|
| 707 |
{
|
| 708 |
log_error("Error menu screen name in menu config line %d\n", fin_line);
|
| 709 |
return -1;
|
| 710 |
}
|
| 711 |
strncpy(p_screen->name, p, sizeof(p_screen->name) - 1);
|
| 712 |
p_screen->name[sizeof(p_screen->name) - 1] = '\0';
|
| 713 |
|
| 714 |
if (trie_dict_set(p_menu_set->p_menu_screen_dict, p_screen->name, (int64_t)screen_id) != 1)
|
| 715 |
{
|
| 716 |
log_error("Error set menu screen dict [%s]\n", p_screen->name);
|
| 717 |
}
|
| 718 |
|
| 719 |
// Check syntax
|
| 720 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 721 |
if (q != NULL)
|
| 722 |
{
|
| 723 |
log_error("Unknown extra content in menu config line %d\n", fin_line);
|
| 724 |
return -1;
|
| 725 |
}
|
| 726 |
|
| 727 |
p_screen->buf_offset = p_menu_set->p_menu_screen_buf_free - p_menu_set->p_menu_screen_buf;
|
| 728 |
p_screen->buf_length = -1;
|
| 729 |
|
| 730 |
// safety appending boundary
|
| 731 |
q = p_menu_set->p_menu_screen_buf + MAX_MENU_SCR_BUF_LENGTH * MAX_MENUS - 1;
|
| 732 |
|
| 733 |
while (fgets(buffer, sizeof(buffer), fin))
|
| 734 |
{
|
| 735 |
fin_line++;
|
| 736 |
|
| 737 |
strncpy(temp, buffer, sizeof(temp) - 1); // Duplicate line for strtok_r
|
| 738 |
temp[sizeof(temp) - 1] = '\0';
|
| 739 |
p = strtok_r(temp, MENU_CONF_DELIM_WITH_SPACE, &saveptr);
|
| 740 |
if (p != NULL && *p == '%') // END of menu screen
|
| 741 |
{
|
| 742 |
if (p_menu_set->p_menu_screen_buf_free + 1 > q)
|
| 743 |
{
|
| 744 |
log_error("Menu screen buffer depleted (%p + 1 > %p)\n", p_menu_set->p_menu_screen_buf_free, q);
|
| 745 |
return -3;
|
| 746 |
}
|
| 747 |
|
| 748 |
*(p_menu_set->p_menu_screen_buf_free) = '\0';
|
| 749 |
p_menu_set->p_menu_screen_buf_free++;
|
| 750 |
p_screen->buf_length = p_menu_set->p_menu_screen_buf_free - p_menu_set->p_menu_screen_buf - p_screen->buf_offset;
|
| 751 |
break;
|
| 752 |
}
|
| 753 |
|
| 754 |
// Clear line
|
| 755 |
if (p_menu_set->p_menu_screen_buf_free + strlen(CTRL_SEQ_CLR_LINE) > q)
|
| 756 |
{
|
| 757 |
log_error("Menu screen buffer depleted (%p + %d > %p)\n", p_menu_set->p_menu_screen_buf_free, q, strlen(CTRL_SEQ_CLR_LINE));
|
| 758 |
return -3;
|
| 759 |
}
|
| 760 |
p_menu_set->p_menu_screen_buf_free = stpcpy(p_menu_set->p_menu_screen_buf_free, CTRL_SEQ_CLR_LINE);
|
| 761 |
|
| 762 |
p = buffer;
|
| 763 |
while (*p != '\0')
|
| 764 |
{
|
| 765 |
if (p_menu_set->p_menu_screen_buf_free + 2 > q)
|
| 766 |
{
|
| 767 |
log_error("Menu screen buffer depleted (%p + 2 > %p)\n", p_menu_set->p_menu_screen_buf_free, q);
|
| 768 |
return -3;
|
| 769 |
}
|
| 770 |
|
| 771 |
if (*p == '\n' && p > buffer && *(p - 1) != '\r')
|
| 772 |
{
|
| 773 |
*(p_menu_set->p_menu_screen_buf_free) = '\r';
|
| 774 |
p_menu_set->p_menu_screen_buf_free++;
|
| 775 |
}
|
| 776 |
|
| 777 |
*(p_menu_set->p_menu_screen_buf_free) = *p;
|
| 778 |
p++;
|
| 779 |
p_menu_set->p_menu_screen_buf_free++;
|
| 780 |
}
|
| 781 |
}
|
| 782 |
|
| 783 |
if (p_screen->buf_length == -1)
|
| 784 |
{
|
| 785 |
log_error("End of menu screen [%s] not found\n", p_screen->name);
|
| 786 |
}
|
| 787 |
}
|
| 788 |
}
|
| 789 |
else // Invalid prefix
|
| 790 |
{
|
| 791 |
log_error("Error in menu config line %d\n", fin_line);
|
| 792 |
return -1;
|
| 793 |
}
|
| 794 |
}
|
| 795 |
fclose(fin);
|
| 796 |
|
| 797 |
for (menu_id = 0; menu_id < p_menu_set->menu_count; menu_id++)
|
| 798 |
{
|
| 799 |
p_menu = get_menu_by_id(p_menu_set, menu_id);
|
| 800 |
|
| 801 |
if (trie_dict_get(p_menu_set->p_menu_screen_dict, p_menu->screen_name, (int64_t *)(&(p_menu->screen_id))) != 1)
|
| 802 |
{
|
| 803 |
log_error("Undefined menu screen [%s]\n", p);
|
| 804 |
return -1;
|
| 805 |
}
|
| 806 |
|
| 807 |
// Set menu->filter_handler of each menu pointing to filter
|
| 808 |
if (p_menu->use_filter == 1)
|
| 809 |
{
|
| 810 |
if ((p_menu->filter_handler = get_cmd_handler(p_menu->name)) == NULL)
|
| 811 |
{
|
| 812 |
log_error("Undefined menu filter handler [%s]\n", p_menu->name);
|
| 813 |
return -1;
|
| 814 |
}
|
| 815 |
}
|
| 816 |
}
|
| 817 |
|
| 818 |
for (menu_item_id = 0; menu_item_id < p_menu_set->menu_item_count; menu_item_id++)
|
| 819 |
{
|
| 820 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 821 |
|
| 822 |
// Set menu_item->action_cmd_handler of each menu item pointing to bbs_cmd
|
| 823 |
if (p_menu_item->submenu == 0)
|
| 824 |
{
|
| 825 |
if ((p_menu_item->action_cmd_handler = get_cmd_handler(p_menu_item->action)) == NULL)
|
| 826 |
{
|
| 827 |
log_error("Undefined menu action cmd handler [%s]\n", p_menu_item->action);
|
| 828 |
return -1;
|
| 829 |
}
|
| 830 |
}
|
| 831 |
// Set menu_item->action_menu_id of each menu item pointing to a submenu to the menu_id of the corresponding submenu
|
| 832 |
else if (strcmp(p_menu_item->action, "..") != 0)
|
| 833 |
{
|
| 834 |
if (trie_dict_get(p_menu_set->p_menu_name_dict, p_menu_item->action, (int64_t *)&menu_id) != 1)
|
| 835 |
{
|
| 836 |
log_error("Undefined sub menu id [%s]\n", p_menu_item->action);
|
| 837 |
return -1;
|
| 838 |
}
|
| 839 |
p_menu_item->action_menu_id = menu_id;
|
| 840 |
}
|
| 841 |
}
|
| 842 |
|
| 843 |
// Save status varaibles into reserved memory area
|
| 844 |
*((int16_t *)p_menu_set->p_reserved) = p_menu_set->menu_count;
|
| 845 |
*(((int16_t *)p_menu_set->p_reserved) + 1) = p_menu_set->menu_item_count;
|
| 846 |
*(((int16_t *)p_menu_set->p_reserved) + 2) = p_menu_set->menu_screen_count;
|
| 847 |
|
| 848 |
return 0;
|
| 849 |
}
|
| 850 |
|
| 851 |
int display_menu_cursor(MENU_SET *p_menu_set, int show)
|
| 852 |
{
|
| 853 |
MENU_ID menu_id;
|
| 854 |
MENU_ITEM_ID menu_item_id;
|
| 855 |
MENU *p_menu;
|
| 856 |
MENU_ITEM *p_menu_item;
|
| 857 |
int16_t menu_item_pos;
|
| 858 |
|
| 859 |
menu_id = p_menu_set->menu_id_path[p_menu_set->choose_step];
|
| 860 |
p_menu = get_menu_by_id(p_menu_set, menu_id);
|
| 861 |
if (p_menu == NULL)
|
| 862 |
{
|
| 863 |
log_error("get_menu_by_id(%d) return NULL pointer\n", menu_id);
|
| 864 |
return -1;
|
| 865 |
}
|
| 866 |
|
| 867 |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step];
|
| 868 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 869 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 870 |
if (p_menu_item == NULL)
|
| 871 |
{
|
| 872 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 873 |
return -1;
|
| 874 |
}
|
| 875 |
|
| 876 |
moveto(p_menu_set->menu_item_r_row[menu_item_pos], p_menu_set->menu_item_r_col[menu_item_pos] - 2);
|
| 877 |
outc(show ? '>' : ' ');
|
| 878 |
|
| 879 |
return 0;
|
| 880 |
}
|
| 881 |
|
| 882 |
static int display_menu_current_page(MENU_SET *p_menu_set)
|
| 883 |
{
|
| 884 |
int16_t row = 0;
|
| 885 |
int16_t col = 0;
|
| 886 |
MENU_ID menu_id;
|
| 887 |
MENU_ITEM_ID menu_item_id;
|
| 888 |
MENU *p_menu;
|
| 889 |
MENU_ITEM *p_menu_item;
|
| 890 |
int16_t menu_item_pos;
|
| 891 |
int16_t page_id = 0;
|
| 892 |
MENU_SCREEN *p_menu_screen;
|
| 893 |
|
| 894 |
menu_id = p_menu_set->menu_id_path[p_menu_set->choose_step];
|
| 895 |
p_menu = get_menu_by_id(p_menu_set, menu_id);
|
| 896 |
if (p_menu == NULL)
|
| 897 |
{
|
| 898 |
log_error("get_menu_by_id(%d) return NULL pointer\n", menu_id);
|
| 899 |
return -1;
|
| 900 |
}
|
| 901 |
|
| 902 |
clrline(p_menu->page_row, p_menu->page_row + p_menu->page_item_limit - 1);
|
| 903 |
|
| 904 |
if (p_menu->title.show)
|
| 905 |
{
|
| 906 |
if (p_menu->title.row == 0 && p_menu->title.col == 0)
|
| 907 |
{
|
| 908 |
show_top(p_menu->title.text, BBS_name, "");
|
| 909 |
}
|
| 910 |
else
|
| 911 |
{
|
| 912 |
moveto(p_menu->title.row, p_menu->title.col);
|
| 913 |
prints("%s", p_menu->title.text);
|
| 914 |
}
|
| 915 |
}
|
| 916 |
|
| 917 |
if (p_menu->screen_show)
|
| 918 |
{
|
| 919 |
p_menu_screen = get_menu_screen_by_id(p_menu_set, p_menu->screen_id);
|
| 920 |
if (p_menu_screen == NULL)
|
| 921 |
{
|
| 922 |
log_error("get_menu_screen_by_id(%d) return NULL pointer\n", p_menu->screen_id);
|
| 923 |
return -1;
|
| 924 |
}
|
| 925 |
|
| 926 |
row = p_menu->screen_row;
|
| 927 |
col = p_menu->screen_col;
|
| 928 |
|
| 929 |
moveto(row, col);
|
| 930 |
prints("%s", p_menu_set->p_menu_screen_buf + p_menu_screen->buf_offset);
|
| 931 |
}
|
| 932 |
|
| 933 |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step];
|
| 934 |
page_id = p_menu_set->menu_item_page_id[menu_item_pos];
|
| 935 |
|
| 936 |
while (menu_item_pos >= 0)
|
| 937 |
{
|
| 938 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 939 |
{
|
| 940 |
menu_item_pos++;
|
| 941 |
break;
|
| 942 |
}
|
| 943 |
|
| 944 |
if (menu_item_pos == 0)
|
| 945 |
{
|
| 946 |
break;
|
| 947 |
}
|
| 948 |
|
| 949 |
menu_item_pos--;
|
| 950 |
}
|
| 951 |
|
| 952 |
for (; menu_item_pos < p_menu->item_count; menu_item_pos++)
|
| 953 |
{
|
| 954 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 955 |
{
|
| 956 |
break;
|
| 957 |
}
|
| 958 |
|
| 959 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 960 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 961 |
|
| 962 |
if (p_menu_set->menu_item_display[menu_item_pos] == 0)
|
| 963 |
{
|
| 964 |
continue;
|
| 965 |
}
|
| 966 |
|
| 967 |
row = p_menu_set->menu_item_r_row[menu_item_pos];
|
| 968 |
col = p_menu_set->menu_item_r_col[menu_item_pos];
|
| 969 |
|
| 970 |
moveto(row, col);
|
| 971 |
prints("%s", p_menu_item->text);
|
| 972 |
}
|
| 973 |
|
| 974 |
return 0;
|
| 975 |
}
|
| 976 |
|
| 977 |
int display_menu(MENU_SET *p_menu_set)
|
| 978 |
{
|
| 979 |
int16_t row = 0;
|
| 980 |
int16_t col = 0;
|
| 981 |
int menu_selectable = 0;
|
| 982 |
MENU_ID menu_id;
|
| 983 |
MENU_ITEM_ID menu_item_id;
|
| 984 |
MENU *p_menu;
|
| 985 |
MENU_ITEM *p_menu_item;
|
| 986 |
int16_t menu_item_pos;
|
| 987 |
int16_t page_id = 0;
|
| 988 |
int page_item_count = 0;
|
| 989 |
|
| 990 |
menu_id = p_menu_set->menu_id_path[p_menu_set->choose_step];
|
| 991 |
p_menu = get_menu_by_id(p_menu_set, menu_id);
|
| 992 |
if (p_menu == NULL)
|
| 993 |
{
|
| 994 |
log_error("get_menu_by_id(%d) return NULL pointer\n", menu_id);
|
| 995 |
if (p_menu_set->choose_step > 0)
|
| 996 |
{
|
| 997 |
p_menu_set->choose_step--;
|
| 998 |
return REDRAW;
|
| 999 |
}
|
| 1000 |
return EXITMENU;
|
| 1001 |
}
|
| 1002 |
|
| 1003 |
if (p_menu->item_count <= 0) // empty menu
|
| 1004 |
{
|
| 1005 |
moveto(p_menu->screen_row, p_menu->screen_col);
|
| 1006 |
clrtoeol();
|
| 1007 |
prints("没有可选项");
|
| 1008 |
press_any_key();
|
| 1009 |
return -1;
|
| 1010 |
}
|
| 1011 |
|
| 1012 |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step];
|
| 1013 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1014 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1015 |
if (p_menu_item == NULL)
|
| 1016 |
{
|
| 1017 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1018 |
return EXITMENU;
|
| 1019 |
}
|
| 1020 |
|
| 1021 |
if (menu_item_pos > 0 &&
|
| 1022 |
!(p_menu->use_filter ? (p_menu->filter_handler((void *)p_menu_item) == 0)
|
| 1023 |
: (checkpriv(&BBS_priv, 0, p_menu_item->priv) == 0 ||
|
| 1024 |
checklevel2(&BBS_priv, p_menu_item->level) == 0)))
|
| 1025 |
{
|
| 1026 |
menu_selectable = 1;
|
| 1027 |
}
|
| 1028 |
|
| 1029 |
for (menu_item_pos = 0; menu_item_pos < p_menu->item_count; menu_item_pos++)
|
| 1030 |
{
|
| 1031 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1032 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1033 |
|
| 1034 |
if (p_menu_item->row != 0)
|
| 1035 |
{
|
| 1036 |
row = p_menu_item->row;
|
| 1037 |
}
|
| 1038 |
if (p_menu_item->col != 0)
|
| 1039 |
{
|
| 1040 |
col = p_menu_item->col;
|
| 1041 |
}
|
| 1042 |
|
| 1043 |
p_menu_set->menu_item_page_id[menu_item_pos] = page_id;
|
| 1044 |
|
| 1045 |
if (p_menu->use_filter ? (p_menu->filter_handler((void *)p_menu_item) == 0)
|
| 1046 |
: (checkpriv(&BBS_priv, 0, p_menu_item->priv) == 0 ||
|
| 1047 |
checklevel2(&BBS_priv, p_menu_item->level) == 0))
|
| 1048 |
{
|
| 1049 |
p_menu_set->menu_item_display[menu_item_pos] = 0;
|
| 1050 |
p_menu_set->menu_item_r_row[menu_item_pos] = 0;
|
| 1051 |
p_menu_set->menu_item_r_col[menu_item_pos] = 0;
|
| 1052 |
}
|
| 1053 |
else
|
| 1054 |
{
|
| 1055 |
p_menu_set->menu_item_display[menu_item_pos] = 1;
|
| 1056 |
|
| 1057 |
if (!menu_selectable)
|
| 1058 |
{
|
| 1059 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1060 |
menu_selectable = 1;
|
| 1061 |
}
|
| 1062 |
|
| 1063 |
p_menu_set->menu_item_r_row[menu_item_pos] = row;
|
| 1064 |
p_menu_set->menu_item_r_col[menu_item_pos] = col;
|
| 1065 |
|
| 1066 |
row++;
|
| 1067 |
|
| 1068 |
page_item_count++;
|
| 1069 |
if (p_menu->page_item_limit > 0 && page_item_count >= p_menu->page_item_limit)
|
| 1070 |
{
|
| 1071 |
page_id++;
|
| 1072 |
page_item_count = 0;
|
| 1073 |
row = p_menu->page_row;
|
| 1074 |
col = p_menu->page_col;
|
| 1075 |
}
|
| 1076 |
}
|
| 1077 |
}
|
| 1078 |
|
| 1079 |
if (!menu_selectable)
|
| 1080 |
{
|
| 1081 |
moveto(p_menu->screen_row, p_menu->screen_col);
|
| 1082 |
clrtoeol();
|
| 1083 |
prints("没有可选项");
|
| 1084 |
press_any_key();
|
| 1085 |
return -1;
|
| 1086 |
}
|
| 1087 |
|
| 1088 |
if (display_menu_current_page(p_menu_set) != 0)
|
| 1089 |
{
|
| 1090 |
return -1;
|
| 1091 |
}
|
| 1092 |
|
| 1093 |
display_menu_cursor(p_menu_set, 1);
|
| 1094 |
|
| 1095 |
return 0;
|
| 1096 |
}
|
| 1097 |
|
| 1098 |
int menu_control(MENU_SET *p_menu_set, int key)
|
| 1099 |
{
|
| 1100 |
MENU_ID menu_id;
|
| 1101 |
MENU_ITEM_ID menu_item_id;
|
| 1102 |
MENU *p_menu;
|
| 1103 |
MENU_ITEM *p_menu_item;
|
| 1104 |
int16_t menu_item_pos;
|
| 1105 |
int16_t page_id;
|
| 1106 |
int require_page_change = 0;
|
| 1107 |
|
| 1108 |
if (p_menu_set->menu_count == 0)
|
| 1109 |
{
|
| 1110 |
log_error("Empty menu set\n");
|
| 1111 |
return EXITBBS;
|
| 1112 |
}
|
| 1113 |
|
| 1114 |
menu_id = p_menu_set->menu_id_path[p_menu_set->choose_step];
|
| 1115 |
p_menu = get_menu_by_id(p_menu_set, menu_id);
|
| 1116 |
if (p_menu == NULL)
|
| 1117 |
{
|
| 1118 |
log_error("get_menu_by_id(%d) return NULL pointer\n", menu_id);
|
| 1119 |
if (p_menu_set->choose_step > 0)
|
| 1120 |
{
|
| 1121 |
p_menu_set->choose_step--;
|
| 1122 |
return REDRAW;
|
| 1123 |
}
|
| 1124 |
return EXITBBS;
|
| 1125 |
}
|
| 1126 |
|
| 1127 |
if (p_menu->item_count == 0)
|
| 1128 |
{
|
| 1129 |
#ifdef _DEBUG
|
| 1130 |
log_error("Empty menu (%s)\n", p_menu->name);
|
| 1131 |
#endif
|
| 1132 |
if (p_menu_set->choose_step > 0)
|
| 1133 |
{
|
| 1134 |
p_menu_set->choose_step--;
|
| 1135 |
return REDRAW;
|
| 1136 |
}
|
| 1137 |
return EXITBBS;
|
| 1138 |
}
|
| 1139 |
|
| 1140 |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step];
|
| 1141 |
page_id = p_menu_set->menu_item_page_id[menu_item_pos];
|
| 1142 |
|
| 1143 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1144 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1145 |
if (p_menu_item == NULL)
|
| 1146 |
{
|
| 1147 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1148 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = 0;
|
| 1149 |
return REDRAW;
|
| 1150 |
}
|
| 1151 |
|
| 1152 |
switch (key)
|
| 1153 |
{
|
| 1154 |
case CR:
|
| 1155 |
case KEY_RIGHT:
|
| 1156 |
if (p_menu_item->submenu)
|
| 1157 |
{
|
| 1158 |
if (strcmp(p_menu_item->action, "..") == 0)
|
| 1159 |
{
|
| 1160 |
return menu_control(p_menu_set, KEY_LEFT);
|
| 1161 |
}
|
| 1162 |
p_menu_set->choose_step++;
|
| 1163 |
p_menu_set->menu_id_path[p_menu_set->choose_step] = p_menu_item->action_menu_id;
|
| 1164 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = 0;
|
| 1165 |
|
| 1166 |
if (display_menu(p_menu_set) != 0)
|
| 1167 |
{
|
| 1168 |
return menu_control(p_menu_set, KEY_LEFT);
|
| 1169 |
}
|
| 1170 |
}
|
| 1171 |
else
|
| 1172 |
{
|
| 1173 |
return ((*(p_menu_item->action_cmd_handler))((void *)(p_menu_item->name)));
|
| 1174 |
}
|
| 1175 |
break;
|
| 1176 |
case KEY_ESC:
|
| 1177 |
case KEY_LEFT:
|
| 1178 |
if (p_menu_set->choose_step > 0)
|
| 1179 |
{
|
| 1180 |
p_menu_set->choose_step--;
|
| 1181 |
return REDRAW;
|
| 1182 |
}
|
| 1183 |
else
|
| 1184 |
{
|
| 1185 |
if (p_menu_set->allow_exit)
|
| 1186 |
{
|
| 1187 |
return EXITMENU;
|
| 1188 |
}
|
| 1189 |
|
| 1190 |
display_menu_cursor(p_menu_set, 0);
|
| 1191 |
menu_item_pos = p_menu->item_count - 1;
|
| 1192 |
while (menu_item_pos >= 0)
|
| 1193 |
{
|
| 1194 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1195 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1196 |
if (p_menu_item == NULL)
|
| 1197 |
{
|
| 1198 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1199 |
return -1;
|
| 1200 |
}
|
| 1201 |
|
| 1202 |
if (!p_menu_set->menu_item_display[menu_item_pos] || p_menu_item->priv != 0 || p_menu_item->level != 0)
|
| 1203 |
{
|
| 1204 |
menu_item_pos--;
|
| 1205 |
}
|
| 1206 |
else
|
| 1207 |
{
|
| 1208 |
break;
|
| 1209 |
}
|
| 1210 |
}
|
| 1211 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1212 |
display_menu_cursor(p_menu_set, 1);
|
| 1213 |
}
|
| 1214 |
break;
|
| 1215 |
case KEY_PGUP:
|
| 1216 |
require_page_change = 1;
|
| 1217 |
case KEY_UP:
|
| 1218 |
display_menu_cursor(p_menu_set, 0);
|
| 1219 |
do
|
| 1220 |
{
|
| 1221 |
menu_item_pos--;
|
| 1222 |
if (menu_item_pos < 0)
|
| 1223 |
{
|
| 1224 |
menu_item_pos = p_menu->item_count - 1;
|
| 1225 |
require_page_change = 0;
|
| 1226 |
}
|
| 1227 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1228 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1229 |
if (p_menu_item == NULL)
|
| 1230 |
{
|
| 1231 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1232 |
return -1;
|
| 1233 |
}
|
| 1234 |
if (require_page_change && p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1235 |
{
|
| 1236 |
require_page_change = 0;
|
| 1237 |
}
|
| 1238 |
} while (require_page_change || !p_menu_set->menu_item_display[menu_item_pos]);
|
| 1239 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1240 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1241 |
{
|
| 1242 |
display_menu_current_page(p_menu_set);
|
| 1243 |
}
|
| 1244 |
display_menu_cursor(p_menu_set, 1);
|
| 1245 |
break;
|
| 1246 |
case KEY_PGDN:
|
| 1247 |
require_page_change = 1;
|
| 1248 |
case KEY_DOWN:
|
| 1249 |
display_menu_cursor(p_menu_set, 0);
|
| 1250 |
do
|
| 1251 |
{
|
| 1252 |
menu_item_pos++;
|
| 1253 |
if (menu_item_pos >= p_menu->item_count)
|
| 1254 |
{
|
| 1255 |
menu_item_pos = 0;
|
| 1256 |
require_page_change = 0;
|
| 1257 |
}
|
| 1258 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1259 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1260 |
if (p_menu_item == NULL)
|
| 1261 |
{
|
| 1262 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1263 |
return -1;
|
| 1264 |
}
|
| 1265 |
if (require_page_change && p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1266 |
{
|
| 1267 |
require_page_change = 0;
|
| 1268 |
}
|
| 1269 |
} while (require_page_change || !p_menu_set->menu_item_display[menu_item_pos]);
|
| 1270 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1271 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1272 |
{
|
| 1273 |
display_menu_current_page(p_menu_set);
|
| 1274 |
}
|
| 1275 |
display_menu_cursor(p_menu_set, 1);
|
| 1276 |
break;
|
| 1277 |
case KEY_HOME:
|
| 1278 |
display_menu_cursor(p_menu_set, 0);
|
| 1279 |
menu_item_pos = 0;
|
| 1280 |
while (menu_item_pos < p_menu->item_count - 1)
|
| 1281 |
{
|
| 1282 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1283 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1284 |
if (p_menu_item == NULL)
|
| 1285 |
{
|
| 1286 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1287 |
return -1;
|
| 1288 |
}
|
| 1289 |
|
| 1290 |
if (p_menu_set->menu_item_display[menu_item_pos])
|
| 1291 |
{
|
| 1292 |
break;
|
| 1293 |
}
|
| 1294 |
|
| 1295 |
menu_item_pos++;
|
| 1296 |
}
|
| 1297 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1298 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1299 |
{
|
| 1300 |
display_menu_current_page(p_menu_set);
|
| 1301 |
}
|
| 1302 |
display_menu_cursor(p_menu_set, 1);
|
| 1303 |
break;
|
| 1304 |
case KEY_END:
|
| 1305 |
display_menu_cursor(p_menu_set, 0);
|
| 1306 |
menu_item_pos = p_menu->item_count - 1;
|
| 1307 |
while (menu_item_pos > 0)
|
| 1308 |
{
|
| 1309 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1310 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1311 |
if (p_menu_item == NULL)
|
| 1312 |
{
|
| 1313 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1314 |
return -1;
|
| 1315 |
}
|
| 1316 |
|
| 1317 |
if (p_menu_set->menu_item_display[menu_item_pos])
|
| 1318 |
{
|
| 1319 |
break;
|
| 1320 |
}
|
| 1321 |
|
| 1322 |
menu_item_pos--;
|
| 1323 |
}
|
| 1324 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1325 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1326 |
{
|
| 1327 |
display_menu_current_page(p_menu_set);
|
| 1328 |
}
|
| 1329 |
display_menu_cursor(p_menu_set, 1);
|
| 1330 |
break;
|
| 1331 |
default:
|
| 1332 |
if (isalnum(key))
|
| 1333 |
{
|
| 1334 |
for (menu_item_pos = 0; menu_item_pos < p_menu->item_count; menu_item_pos++)
|
| 1335 |
{
|
| 1336 |
menu_item_id = p_menu->items[menu_item_pos];
|
| 1337 |
p_menu_item = get_menu_item_by_id(p_menu_set, menu_item_id);
|
| 1338 |
if (p_menu_item == NULL)
|
| 1339 |
{
|
| 1340 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
|
| 1341 |
return -1;
|
| 1342 |
}
|
| 1343 |
|
| 1344 |
if (toupper(key) == toupper(p_menu_item->name[0]) && p_menu_set->menu_item_display[menu_item_pos])
|
| 1345 |
{
|
| 1346 |
display_menu_cursor(p_menu_set, 0);
|
| 1347 |
p_menu_set->menu_item_pos[p_menu_set->choose_step] = menu_item_pos;
|
| 1348 |
if (p_menu_set->menu_item_page_id[menu_item_pos] != page_id)
|
| 1349 |
{
|
| 1350 |
display_menu_current_page(p_menu_set);
|
| 1351 |
}
|
| 1352 |
display_menu_cursor(p_menu_set, 1);
|
| 1353 |
break;
|
| 1354 |
}
|
| 1355 |
}
|
| 1356 |
}
|
| 1357 |
break;
|
| 1358 |
}
|
| 1359 |
|
| 1360 |
return NOREDRAW;
|
| 1361 |
}
|
| 1362 |
|
| 1363 |
int unload_menu(MENU_SET *p_menu_set)
|
| 1364 |
{
|
| 1365 |
int shmid;
|
| 1366 |
|
| 1367 |
if (p_menu_set == NULL)
|
| 1368 |
{
|
| 1369 |
return -1;
|
| 1370 |
}
|
| 1371 |
|
| 1372 |
if (p_menu_set->p_menu_name_dict != NULL)
|
| 1373 |
{
|
| 1374 |
trie_dict_destroy(p_menu_set->p_menu_name_dict);
|
| 1375 |
p_menu_set->p_menu_name_dict = NULL;
|
| 1376 |
}
|
| 1377 |
|
| 1378 |
if (p_menu_set->p_menu_screen_dict != NULL)
|
| 1379 |
{
|
| 1380 |
trie_dict_destroy(p_menu_set->p_menu_screen_dict);
|
| 1381 |
p_menu_set->p_menu_screen_dict = NULL;
|
| 1382 |
}
|
| 1383 |
|
| 1384 |
shmid = p_menu_set->shmid;
|
| 1385 |
|
| 1386 |
detach_menu_shm(p_menu_set);
|
| 1387 |
|
| 1388 |
if (shmid != 0 && shmctl(shmid, IPC_RMID, NULL) == -1)
|
| 1389 |
{
|
| 1390 |
log_error("shmctl(shmid=%d, IPC_RMID) error (%d)\n", shmid, errno);
|
| 1391 |
return -1;
|
| 1392 |
}
|
| 1393 |
|
| 1394 |
return 0;
|
| 1395 |
}
|
| 1396 |
|
| 1397 |
int get_menu_shm_readonly(MENU_SET *p_menu_set)
|
| 1398 |
{
|
| 1399 |
void *p_shm;
|
| 1400 |
|
| 1401 |
p_shm = shmat(p_menu_set->shmid, NULL, SHM_RDONLY);
|
| 1402 |
if (p_shm == (void *)-1)
|
| 1403 |
{
|
| 1404 |
log_error("shmat(menu_shm shmid = %d) error (%d)\n", p_menu_set->shmid, errno);
|
| 1405 |
return -1;
|
| 1406 |
}
|
| 1407 |
|
| 1408 |
p_menu_set->p_reserved = p_shm;
|
| 1409 |
p_menu_set->p_menu_pool = (char *)(p_menu_set->p_reserved) + MENU_SET_RESERVED_LENGTH;
|
| 1410 |
p_menu_set->p_menu_item_pool = (char *)(p_menu_set->p_menu_pool) + sizeof(MENU) * MAX_MENUS;
|
| 1411 |
p_menu_set->p_menu_screen_pool = (char *)(p_menu_set->p_menu_item_pool) + sizeof(MENU_ITEM) * MAX_MENUITEMS;
|
| 1412 |
p_menu_set->p_menu_screen_buf = (char *)(p_menu_set->p_menu_screen_pool) + sizeof(MENU_SCREEN) * MAX_MENUS;
|
| 1413 |
p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf;
|
| 1414 |
|
| 1415 |
p_menu_set->choose_step = 0;
|
| 1416 |
p_menu_set->menu_id_path[0] = 0;
|
| 1417 |
p_menu_set->menu_item_pos[0] = 0;
|
| 1418 |
|
| 1419 |
return 0;
|
| 1420 |
}
|
| 1421 |
|
| 1422 |
int set_menu_shm_readonly(MENU_SET *p_menu_set)
|
| 1423 |
{
|
| 1424 |
void *p_shm;
|
| 1425 |
|
| 1426 |
// Remap shared memory in read-only mode
|
| 1427 |
p_shm = shmat(p_menu_set->shmid, p_menu_set->p_reserved, SHM_RDONLY | SHM_REMAP);
|
| 1428 |
if (p_shm == (void *)-1)
|
| 1429 |
{
|
| 1430 |
log_error("shmat(menu_shm shmid = %d) error (%d)\n", p_menu_set->shmid, errno);
|
| 1431 |
return -1;
|
| 1432 |
}
|
| 1433 |
|
| 1434 |
p_menu_set->p_reserved = p_shm;
|
| 1435 |
|
| 1436 |
return 0;
|
| 1437 |
}
|
| 1438 |
|
| 1439 |
int detach_menu_shm(MENU_SET *p_menu_set)
|
| 1440 |
{
|
| 1441 |
p_menu_set->menu_count = 0;
|
| 1442 |
p_menu_set->menu_item_count = 0;
|
| 1443 |
p_menu_set->menu_screen_count = 0;
|
| 1444 |
p_menu_set->choose_step = 0;
|
| 1445 |
|
| 1446 |
p_menu_set->p_menu_pool = NULL;
|
| 1447 |
p_menu_set->p_menu_item_pool = NULL;
|
| 1448 |
p_menu_set->p_menu_screen_pool = NULL;
|
| 1449 |
p_menu_set->p_menu_screen_buf = NULL;
|
| 1450 |
p_menu_set->p_menu_screen_buf_free = NULL;
|
| 1451 |
|
| 1452 |
p_menu_set->p_menu_name_dict = NULL;
|
| 1453 |
p_menu_set->p_menu_screen_dict = NULL;
|
| 1454 |
|
| 1455 |
if (p_menu_set->p_reserved != NULL && shmdt(p_menu_set->p_reserved) == -1)
|
| 1456 |
{
|
| 1457 |
log_error("shmdt() error (%d)\n", errno);
|
| 1458 |
return -1;
|
| 1459 |
}
|
| 1460 |
|
| 1461 |
p_menu_set->p_reserved = NULL;
|
| 1462 |
|
| 1463 |
return 0;
|
| 1464 |
}
|
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