| 1 |
/*************************************************************************** |
/* SPDX-License-Identifier: GPL-3.0-or-later */ |
| 2 |
menu.c - description |
/* |
| 3 |
------------------- |
* menu |
| 4 |
Copyright : (C) 2004-2025 by Leaflet |
* - configurable user interactive menu feature |
| 5 |
Email : leaflet@leafok.com |
* |
| 6 |
***************************************************************************/ |
* Copyright (C) 2004-2025 by Leaflet <leaflet@leafok.com> |
| 7 |
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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 3 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 "bbs.h" |
#include "bbs.h" |
| 10 |
#include "bbs_cmd.h" |
#include "bbs_cmd.h" |
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#include "user_priv.h" |
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| 11 |
#include "bbs_cmd.h" |
#include "bbs_cmd.h" |
| 12 |
#include "menu.h" |
#include "common.h" |
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#include "log.h" |
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| 13 |
#include "io.h" |
#include "io.h" |
| 14 |
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#include "log.h" |
| 15 |
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#include "menu.h" |
| 16 |
#include "screen.h" |
#include "screen.h" |
| 17 |
#include "common.h" |
#include "user_priv.h" |
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#include <string.h> |
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#include <stdio.h> |
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| 18 |
#include <ctype.h> |
#include <ctype.h> |
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#include <stdlib.h> |
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| 19 |
#include <errno.h> |
#include <errno.h> |
| 20 |
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#include <stdio.h> |
| 21 |
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#include <stdlib.h> |
| 22 |
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#include <string.h> |
| 23 |
#include <unistd.h> |
#include <unistd.h> |
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#include <sys/shm.h> |
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| 24 |
#include <sys/ipc.h> |
#include <sys/ipc.h> |
| 25 |
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#include <sys/shm.h> |
| 26 |
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| 27 |
#define MENU_SCREEN_PATH_PREFIX "var/MENU_SCR_" |
#define MENU_SCREEN_PATH_PREFIX "var/MENU_SCR_" |
| 28 |
#define MENU_CONF_DELIM_WITH_SPACE " ,\t\r\n" |
#define MENU_CONF_DELIM_WITH_SPACE " ,\t\r\n" |
| 30 |
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|
| 31 |
#define MENU_SET_RESERVED_LENGTH (sizeof(int16_t) * 4) |
#define MENU_SET_RESERVED_LENGTH (sizeof(int16_t) * 4) |
| 32 |
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|
| 33 |
MENU_SET *p_bbs_menu; |
#define MENU_SHMGET_RETRY_LIMIT 10 |
| 34 |
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| 35 |
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MENU_SET bbs_menu; |
| 36 |
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MENU_SET top10_menu; |
| 37 |
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| 38 |
int load_menu(MENU_SET *p_menu_set, const char *conf_file) |
int load_menu(MENU_SET *p_menu_set, const char *conf_file) |
| 39 |
{ |
{ |
| 54 |
int proj_id; |
int proj_id; |
| 55 |
key_t key; |
key_t key; |
| 56 |
size_t size; |
size_t size; |
| 57 |
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int retry_cnt; |
| 58 |
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| 59 |
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// Initialize the data structure |
| 60 |
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memset(p_menu_set, 0, sizeof(*p_menu_set)); |
| 61 |
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| 62 |
// Use trie_dict to search menu_id by menu name |
// Use trie_dict to search menu_id by menu name |
| 63 |
p_menu_set->p_menu_name_dict = trie_dict_create(); |
p_menu_set->p_menu_name_dict = trie_dict_create(); |
| 77 |
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|
| 78 |
if ((fin = fopen(conf_file, "r")) == NULL) |
if ((fin = fopen(conf_file, "r")) == NULL) |
| 79 |
{ |
{ |
| 80 |
log_error("Open %s failed", conf_file); |
log_error("Open %s failed\n", conf_file); |
| 81 |
return -2; |
return -2; |
| 82 |
} |
} |
| 83 |
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|
| 84 |
// Allocate shared memory |
// Allocate shared memory |
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proj_id = (int)(time(NULL) % getpid()); |
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key = ftok(conf_file, proj_id); |
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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, errno); |
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return -2; |
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} |
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| 85 |
size = MENU_SET_RESERVED_LENGTH + |
size = MENU_SET_RESERVED_LENGTH + |
| 86 |
sizeof(MENU) * MAX_MENUS + |
sizeof(MENU) * MAX_MENUS + |
| 87 |
sizeof(MENU_ITEM) * MAX_MENUITEMS + |
sizeof(MENU_ITEM) * MAX_MENUITEMS + |
| 88 |
sizeof(MENU_SCREEN) * MAX_MENUS + |
sizeof(MENU_SCREEN) * MAX_MENUS + |
| 89 |
MAX_MENU_SCR_BUF_LENGTH * MAX_MENUS; |
MAX_MENU_SCR_BUF_LENGTH * MAX_MENUS; |
| 90 |
p_menu_set->shmid = shmget(key, size, IPC_CREAT | IPC_EXCL | 0600); |
|
| 91 |
if (p_menu_set->shmid == -1) |
proj_id = (int)(time(NULL) % getpid()); |
| 92 |
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retry_cnt = 0; |
| 93 |
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| 94 |
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do |
| 95 |
{ |
{ |
| 96 |
log_error("shmget(size = %d) error (%d)\n", size, errno); |
key = ftok(conf_file, proj_id + retry_cnt); |
| 97 |
return -3; |
if (key == -1) |
| 98 |
} |
{ |
| 99 |
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log_error("ftok(%s %d) error (%d)\n", conf_file, proj_id + retry_cnt, errno); |
| 100 |
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return -3; |
| 101 |
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} |
| 102 |
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| 103 |
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p_menu_set->shmid = shmget(key, size, IPC_CREAT | IPC_EXCL | 0600); |
| 104 |
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if (p_menu_set->shmid == -1) |
| 105 |
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{ |
| 106 |
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if (errno != EEXIST || retry_cnt + 1 >= MENU_SHMGET_RETRY_LIMIT) |
| 107 |
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{ |
| 108 |
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log_error("shmget(conf_file=%s, size=%d) error (%d) %d times\n", |
| 109 |
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conf_file, size, errno, retry_cnt + 1); |
| 110 |
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return -3; |
| 111 |
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} |
| 112 |
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log_error("shmget(conf_file=%s, proj_id=%d, key=0x%x, size=%d) error (%d), retry ...\n", |
| 113 |
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conf_file, proj_id + retry_cnt, key, size, errno); |
| 114 |
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retry_cnt++; |
| 115 |
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} |
| 116 |
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} while (p_menu_set->shmid == -1); |
| 117 |
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| 118 |
p_menu_set->p_reserved = shmat(p_menu_set->shmid, NULL, 0); |
p_menu_set->p_reserved = shmat(p_menu_set->shmid, NULL, 0); |
| 119 |
if (p_menu_set->p_reserved == (void *)-1) |
if (p_menu_set->p_reserved == (void *)-1) |
| 120 |
{ |
{ |
| 121 |
log_error("shmat() error (%d)\n", errno); |
log_error("shmat() error (%d)\n", errno); |
| 122 |
return -3; |
return -3; |
| 123 |
} |
} |
| 124 |
p_menu_set->p_menu_pool = p_menu_set->p_reserved + MENU_SET_RESERVED_LENGTH; |
|
| 125 |
p_menu_set->p_menu_item_pool = p_menu_set->p_menu_pool + sizeof(MENU) * MAX_MENUS; |
p_menu_set->p_menu_pool = (char *)(p_menu_set->p_reserved) + MENU_SET_RESERVED_LENGTH; |
| 126 |
p_menu_set->p_menu_screen_pool = p_menu_set->p_menu_item_pool + sizeof(MENU_ITEM) * MAX_MENUITEMS; |
p_menu_set->p_menu_item_pool = (char *)(p_menu_set->p_menu_pool) + sizeof(MENU) * MAX_MENUS; |
| 127 |
p_menu_set->p_menu_screen_buf = p_menu_set->p_menu_screen_pool + sizeof(MENU_SCREEN) * MAX_MENUS; |
p_menu_set->p_menu_screen_pool = (char *)(p_menu_set->p_menu_item_pool) + sizeof(MENU_ITEM) * MAX_MENUITEMS; |
| 128 |
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p_menu_set->p_menu_screen_buf = (char *)(p_menu_set->p_menu_screen_pool) + sizeof(MENU_SCREEN) * MAX_MENUS; |
| 129 |
p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf; |
p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf; |
| 130 |
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| 131 |
p_menu_set->menu_count = 0; |
p_menu_set->menu_count = 0; |
| 133 |
p_menu_set->menu_screen_count = 0; |
p_menu_set->menu_screen_count = 0; |
| 134 |
p_menu_set->choose_step = 0; |
p_menu_set->choose_step = 0; |
| 135 |
p_menu_set->menu_id_path[0] = 0; |
p_menu_set->menu_id_path[0] = 0; |
| 136 |
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p_menu_set->menu_item_pos[0] = 0; |
| 137 |
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p_menu_set->allow_exit = 0; |
| 138 |
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|
| 139 |
while (fgets(buffer, sizeof(buffer), fin)) |
while (fgets(buffer, sizeof(buffer), fin)) |
| 140 |
{ |
{ |
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p_menu->title.show = 0; |
p_menu->title.show = 0; |
| 178 |
p_menu->screen_show = 0; |
p_menu->screen_show = 0; |
| 179 |
p_menu->page_item_limit = 0; |
p_menu->page_item_limit = 0; |
| 180 |
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p_menu->use_filter = 0; |
| 181 |
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p_menu->filter_handler = NULL; |
| 182 |
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| 183 |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr); |
q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr); |
| 184 |
if (q == NULL) |
if (q == NULL) |
| 671 |
return -1; |
return -1; |
| 672 |
} |
} |
| 673 |
} |
} |
| 674 |
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else if (strcmp(p, "use_filter") == 0) |
| 675 |
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{ |
| 676 |
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p_menu->use_filter = 1; |
| 677 |
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| 678 |
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// Check syntax |
| 679 |
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q = strtok_r(NULL, MENU_CONF_DELIM_WITH_SPACE, &saveptr); |
| 680 |
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if (q != NULL) |
| 681 |
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{ |
| 682 |
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log_error("Unknown extra content in menu config line %d\n", fin_line); |
| 683 |
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return -1; |
| 684 |
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} |
| 685 |
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} |
| 686 |
} |
} |
| 687 |
} |
} |
| 688 |
else // BEGIN of menu screen |
else // BEGIN of menu screen |
| 802 |
log_error("Undefined menu screen [%s]\n", p); |
log_error("Undefined menu screen [%s]\n", p); |
| 803 |
return -1; |
return -1; |
| 804 |
} |
} |
| 805 |
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|
| 806 |
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// Set menu->filter_handler of each menu pointing to filter |
| 807 |
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if (p_menu->use_filter == 1) |
| 808 |
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{ |
| 809 |
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if ((p_menu->filter_handler = get_cmd_handler(p_menu->name)) == NULL) |
| 810 |
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{ |
| 811 |
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log_error("Undefined menu filter handler [%s]\n", p_menu->name); |
| 812 |
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return -1; |
| 813 |
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} |
| 814 |
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} |
| 815 |
} |
} |
| 816 |
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| 817 |
for (menu_item_id = 0; menu_item_id < p_menu_set->menu_item_count; menu_item_id++) |
for (menu_item_id = 0; menu_item_id < p_menu_set->menu_item_count; menu_item_id++) |
| 847 |
return 0; |
return 0; |
| 848 |
} |
} |
| 849 |
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| 850 |
static int display_menu_cursor(MENU_SET *p_menu_set, int show) |
int display_menu_cursor(MENU_SET *p_menu_set, int show) |
| 851 |
{ |
{ |
| 852 |
MENU_ID menu_id; |
MENU_ID menu_id; |
| 853 |
MENU_ITEM_ID menu_item_id; |
MENU_ITEM_ID menu_item_id; |
| 904 |
{ |
{ |
| 905 |
if (p_menu->title.row == 0 && p_menu->title.col == 0) |
if (p_menu->title.row == 0 && p_menu->title.col == 0) |
| 906 |
{ |
{ |
| 907 |
show_top(p_menu->title.text); |
show_top(p_menu->title.text, BBS_name, ""); |
| 908 |
} |
} |
| 909 |
else |
else |
| 910 |
{ |
{ |
| 996 |
p_menu_set->choose_step--; |
p_menu_set->choose_step--; |
| 997 |
return REDRAW; |
return REDRAW; |
| 998 |
} |
} |
| 999 |
return EXITBBS; |
return EXITMENU; |
| 1000 |
|
} |
| 1001 |
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| 1002 |
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if (p_menu->item_count <= 0) // empty menu |
| 1003 |
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{ |
| 1004 |
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moveto(p_menu->screen_row, p_menu->screen_col); |
| 1005 |
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clrtoeol(); |
| 1006 |
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prints("没有可选项"); |
| 1007 |
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press_any_key(); |
| 1008 |
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return -1; |
| 1009 |
} |
} |
| 1010 |
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|
| 1011 |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step]; |
menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step]; |
| 1014 |
if (p_menu_item == NULL) |
if (p_menu_item == NULL) |
| 1015 |
{ |
{ |
| 1016 |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id); |
log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id); |
| 1017 |
menu_item_pos = 0; |
return EXITMENU; |
| 1018 |
} |
} |
| 1019 |
|
|
| 1020 |
if (menu_item_pos > 0 && |
if (menu_item_pos > 0 && |
| 1021 |
checkpriv(&BBS_priv, 0, p_menu_item->priv) != 0 && |
!(p_menu->use_filter ? (p_menu->filter_handler((void *)p_menu_item) == 0) |
| 1022 |
checklevel2(&BBS_priv, p_menu_item->level)) |
: (checkpriv(&BBS_priv, 0, p_menu_item->priv) == 0 || |
| 1023 |
|
checklevel2(&BBS_priv, p_menu_item->level) == 0))) |
| 1024 |
{ |
{ |
| 1025 |
menu_selectable = 1; |
menu_selectable = 1; |
| 1026 |
} |
} |
| 1041 |
|
|
| 1042 |
p_menu_set->menu_item_page_id[menu_item_pos] = page_id; |
p_menu_set->menu_item_page_id[menu_item_pos] = page_id; |
| 1043 |
|
|
| 1044 |
if (checkpriv(&BBS_priv, 0, p_menu_item->priv) == 0 || checklevel2(&BBS_priv, p_menu_item->level) == 0) |
if (p_menu->use_filter ? (p_menu->filter_handler((void *)p_menu_item) == 0) |
| 1045 |
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: (checkpriv(&BBS_priv, 0, p_menu_item->priv) == 0 || |
| 1046 |
|
checklevel2(&BBS_priv, p_menu_item->level) == 0)) |
| 1047 |
{ |
{ |
| 1048 |
p_menu_set->menu_item_display[menu_item_pos] = 0; |
p_menu_set->menu_item_display[menu_item_pos] = 0; |
| 1049 |
p_menu_set->menu_item_r_row[menu_item_pos] = 0; |
p_menu_set->menu_item_r_row[menu_item_pos] = 0; |
| 1077 |
|
|
| 1078 |
if (!menu_selectable) |
if (!menu_selectable) |
| 1079 |
{ |
{ |
| 1080 |
log_error("No selectable menu item in current menu (%s)\n", p_menu->name); |
moveto(p_menu->screen_row, p_menu->screen_col); |
| 1081 |
|
clrtoeol(); |
| 1082 |
|
prints("没有可选项"); |
| 1083 |
|
press_any_key(); |
| 1084 |
return -1; |
return -1; |
| 1085 |
} |
} |
| 1086 |
|
|
| 1125 |
|
|
| 1126 |
if (p_menu->item_count == 0) |
if (p_menu->item_count == 0) |
| 1127 |
{ |
{ |
| 1128 |
|
#ifdef _DEBUG |
| 1129 |
log_error("Empty menu (%s)\n", p_menu->name); |
log_error("Empty menu (%s)\n", p_menu->name); |
| 1130 |
|
#endif |
| 1131 |
if (p_menu_set->choose_step > 0) |
if (p_menu_set->choose_step > 0) |
| 1132 |
{ |
{ |
| 1133 |
p_menu_set->choose_step--; |
p_menu_set->choose_step--; |
| 1151 |
switch (key) |
switch (key) |
| 1152 |
{ |
{ |
| 1153 |
case CR: |
case CR: |
|
igetch_reset(); |
|
| 1154 |
case KEY_RIGHT: |
case KEY_RIGHT: |
| 1155 |
if (p_menu_item->submenu) |
if (p_menu_item->submenu) |
| 1156 |
{ |
{ |
| 1172 |
return ((*(p_menu_item->action_cmd_handler))((void *)(p_menu_item->name))); |
return ((*(p_menu_item->action_cmd_handler))((void *)(p_menu_item->name))); |
| 1173 |
} |
} |
| 1174 |
break; |
break; |
| 1175 |
|
case KEY_ESC: |
| 1176 |
case KEY_LEFT: |
case KEY_LEFT: |
| 1177 |
if (p_menu_set->choose_step > 0) |
if (p_menu_set->choose_step > 0) |
| 1178 |
{ |
{ |
| 1179 |
p_menu_set->choose_step--; |
p_menu_set->choose_step--; |
| 1180 |
if (p_menu_set->choose_step == 0) |
return REDRAW; |
|
{ |
|
|
return REDRAW; |
|
|
} |
|
|
if (display_menu(p_menu_set) != 0) |
|
|
{ |
|
|
return menu_control(p_menu_set, KEY_LEFT); |
|
|
} |
|
| 1181 |
} |
} |
| 1182 |
else |
else |
| 1183 |
{ |
{ |
| 1184 |
|
if (p_menu_set->allow_exit) |
| 1185 |
|
{ |
| 1186 |
|
return EXITMENU; |
| 1187 |
|
} |
| 1188 |
|
|
| 1189 |
display_menu_cursor(p_menu_set, 0); |
display_menu_cursor(p_menu_set, 0); |
| 1190 |
menu_item_pos = p_menu->item_count - 1; |
menu_item_pos = p_menu->item_count - 1; |
| 1191 |
while (menu_item_pos >= 0) |
while (menu_item_pos >= 0) |
| 1361 |
|
|
| 1362 |
int unload_menu(MENU_SET *p_menu_set) |
int unload_menu(MENU_SET *p_menu_set) |
| 1363 |
{ |
{ |
| 1364 |
|
int shmid; |
| 1365 |
|
|
| 1366 |
|
if (p_menu_set == NULL) |
| 1367 |
|
{ |
| 1368 |
|
return -1; |
| 1369 |
|
} |
| 1370 |
|
|
| 1371 |
if (p_menu_set->p_menu_name_dict != NULL) |
if (p_menu_set->p_menu_name_dict != NULL) |
| 1372 |
{ |
{ |
| 1373 |
trie_dict_destroy(p_menu_set->p_menu_name_dict); |
trie_dict_destroy(p_menu_set->p_menu_name_dict); |
| 1380 |
p_menu_set->p_menu_screen_dict = NULL; |
p_menu_set->p_menu_screen_dict = NULL; |
| 1381 |
} |
} |
| 1382 |
|
|
| 1383 |
unload_menu_shm(p_menu_set); |
shmid = p_menu_set->shmid; |
| 1384 |
|
|
| 1385 |
|
detach_menu_shm(p_menu_set); |
| 1386 |
|
|
| 1387 |
if (shmctl(p_menu_set->shmid, IPC_RMID, NULL) == -1) |
if (shmctl(shmid, IPC_RMID, NULL) == -1) |
| 1388 |
{ |
{ |
| 1389 |
log_error("shmctl(shmid=%d, IPC_RMID) error (%d)\n", p_menu_set->shmid, errno); |
log_error("shmctl(shmid=%d, IPC_RMID) error (%d)\n", shmid, errno); |
| 1390 |
return -1; |
return -1; |
| 1391 |
} |
} |
| 1392 |
|
|
| 1393 |
return 0; |
return 0; |
| 1394 |
} |
} |
| 1395 |
|
|
| 1396 |
int load_menu_shm(MENU_SET *p_menu_set) |
int get_menu_shm_readonly(MENU_SET *p_menu_set) |
| 1397 |
{ |
{ |
| 1398 |
void *p_shm; |
void *p_shm; |
| 1399 |
|
|
|
// Mount shared memory |
|
| 1400 |
p_shm = shmat(p_menu_set->shmid, NULL, SHM_RDONLY); |
p_shm = shmat(p_menu_set->shmid, NULL, SHM_RDONLY); |
| 1401 |
if (p_shm == (void *)-1) |
if (p_shm == (void *)-1) |
| 1402 |
{ |
{ |
| 1403 |
log_error("shmat() error (%d)\n", errno); |
log_error("shmat(menu_shm shmid = %d) error (%d)\n", p_menu_set->shmid, errno); |
| 1404 |
return -1; |
return -1; |
| 1405 |
} |
} |
| 1406 |
|
|
|
if (p_menu_set->p_reserved != NULL && shmdt(p_menu_set->p_reserved) == -1) |
|
|
{ |
|
|
log_error("shmdt() error (%d)\n", errno); |
|
|
return -2; |
|
|
} |
|
| 1407 |
p_menu_set->p_reserved = p_shm; |
p_menu_set->p_reserved = p_shm; |
| 1408 |
|
p_menu_set->p_menu_pool = (char *)(p_menu_set->p_reserved) + MENU_SET_RESERVED_LENGTH; |
| 1409 |
p_menu_set->p_menu_pool = p_menu_set->p_reserved + MENU_SET_RESERVED_LENGTH; |
p_menu_set->p_menu_item_pool = (char *)(p_menu_set->p_menu_pool) + sizeof(MENU) * MAX_MENUS; |
| 1410 |
p_menu_set->p_menu_item_pool = p_menu_set->p_menu_pool + sizeof(MENU) * MAX_MENUS; |
p_menu_set->p_menu_screen_pool = (char *)(p_menu_set->p_menu_item_pool) + sizeof(MENU_ITEM) * MAX_MENUITEMS; |
| 1411 |
p_menu_set->p_menu_screen_pool = p_menu_set->p_menu_item_pool + sizeof(MENU_ITEM) * MAX_MENUITEMS; |
p_menu_set->p_menu_screen_buf = (char *)(p_menu_set->p_menu_screen_pool) + sizeof(MENU_SCREEN) * MAX_MENUS; |
|
p_menu_set->p_menu_screen_buf = p_menu_set->p_menu_screen_pool + sizeof(MENU_SCREEN) * MAX_MENUS; |
|
| 1412 |
p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf; |
p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf; |
| 1413 |
|
|
|
// Restore status varaibles into reserved memory area |
|
|
p_menu_set->menu_count = *((int16_t *)p_menu_set->p_reserved); |
|
|
p_menu_set->menu_item_count = *(((int16_t *)p_menu_set->p_reserved) + 1); |
|
|
p_menu_set->menu_screen_count = *(((int16_t *)p_menu_set->p_reserved) + 2); |
|
|
|
|
| 1414 |
p_menu_set->choose_step = 0; |
p_menu_set->choose_step = 0; |
| 1415 |
p_menu_set->menu_id_path[0] = 0; |
p_menu_set->menu_id_path[0] = 0; |
| 1416 |
|
p_menu_set->menu_item_pos[0] = 0; |
| 1417 |
|
|
| 1418 |
p_menu_set->p_menu_name_dict = NULL; |
return 0; |
| 1419 |
p_menu_set->p_menu_screen_dict = NULL; |
} |
| 1420 |
|
|
| 1421 |
|
int set_menu_shm_readonly(MENU_SET *p_menu_set) |
| 1422 |
|
{ |
| 1423 |
|
void *p_shm; |
| 1424 |
|
|
| 1425 |
|
// Remap shared memory in read-only mode |
| 1426 |
|
p_shm = shmat(p_menu_set->shmid, p_menu_set->p_reserved, SHM_RDONLY | SHM_REMAP); |
| 1427 |
|
if (p_shm == (void *)-1) |
| 1428 |
|
{ |
| 1429 |
|
log_error("shmat(menu_shm shmid = %d) error (%d)\n", p_menu_set->shmid, errno); |
| 1430 |
|
return -1; |
| 1431 |
|
} |
| 1432 |
|
|
| 1433 |
|
p_menu_set->p_reserved = p_shm; |
| 1434 |
|
|
| 1435 |
return 0; |
return 0; |
| 1436 |
} |
} |
| 1437 |
|
|
| 1438 |
int unload_menu_shm(MENU_SET *p_menu_set) |
int detach_menu_shm(MENU_SET *p_menu_set) |
| 1439 |
{ |
{ |
| 1440 |
p_menu_set->menu_count = 0; |
p_menu_set->menu_count = 0; |
| 1441 |
p_menu_set->menu_item_count = 0; |
p_menu_set->menu_item_count = 0; |
| 1448 |
p_menu_set->p_menu_screen_buf = NULL; |
p_menu_set->p_menu_screen_buf = NULL; |
| 1449 |
p_menu_set->p_menu_screen_buf_free = NULL; |
p_menu_set->p_menu_screen_buf_free = NULL; |
| 1450 |
|
|
| 1451 |
|
p_menu_set->p_menu_name_dict = NULL; |
| 1452 |
|
p_menu_set->p_menu_screen_dict = NULL; |
| 1453 |
|
|
| 1454 |
if (p_menu_set->p_reserved != NULL && shmdt(p_menu_set->p_reserved) == -1) |
if (p_menu_set->p_reserved != NULL && shmdt(p_menu_set->p_reserved) == -1) |
| 1455 |
{ |
{ |
| 1456 |
log_error("shmdt() error (%d)\n", errno); |
log_error("shmdt() error (%d)\n", errno); |
| 1457 |
return -1; |
return -1; |
| 1458 |
} |
} |
| 1459 |
|
|
| 1460 |
p_menu_set->p_reserved = NULL; |
p_menu_set->p_reserved = NULL; |
| 1461 |
|
|
| 1462 |
return 0; |
return 0; |