| 1 |
/*************************************************************************** |
/*************************************************************************** |
| 2 |
bbs_net.c - description |
bbs_net.c - description |
| 3 |
------------------- |
------------------- |
| 4 |
begin : Mon Oct 18 2004 |
Copyright : (C) 2004-2025 by Leaflet |
| 5 |
copyright : (C) 2004 by Leaflet |
Email : leaflet@leafok.com |
|
email : leaflet@leafok.com |
|
| 6 |
***************************************************************************/ |
***************************************************************************/ |
| 7 |
|
|
| 8 |
/*************************************************************************** |
/*************************************************************************** |
| 9 |
* * |
* * |
| 10 |
* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
| 11 |
* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
| 12 |
* the Free Software Foundation; either version 2 of the License, or * |
* the Free Software Foundation; either version 3 of the License, or * |
| 13 |
* (at your option) any later version. * |
* (at your option) any later version. * |
| 14 |
* * |
* * |
| 15 |
***************************************************************************/ |
***************************************************************************/ |
| 31 |
#include <unistd.h> |
#include <unistd.h> |
| 32 |
#include <netdb.h> |
#include <netdb.h> |
| 33 |
|
|
| 34 |
#define TIME_OUT 15 |
#define MENU_CONF_DELIM " \t\r\n" |
| 35 |
|
|
| 36 |
#define MAX_PROCESS_BAR_LEN 30 |
#define MAX_PROCESS_BAR_LEN 30 |
| 37 |
#define MAXSTATION 26 * 2 |
#define MAXSTATION 26 * 2 |
| 38 |
#define STATION_PER_LINE 4 |
#define STATION_PER_LINE 4 |
| 42 |
char host1[20]; |
char host1[20]; |
| 43 |
char host2[40]; |
char host2[40]; |
| 44 |
char ip[40]; |
char ip[40]; |
| 45 |
int port; |
in_port_t port; |
| 46 |
} bbsnet_conf[MAXSTATION]; |
} bbsnet_conf[MAXSTATION]; |
| 47 |
|
|
| 48 |
MENU_SET bbsnet_menu; |
MENU_SET bbsnet_menu; |
| 62 |
} |
} |
| 63 |
|
|
| 64 |
p_menu = bbsnet_menu.p_menu[0] = malloc(sizeof(MENU)); |
p_menu = bbsnet_menu.p_menu[0] = malloc(sizeof(MENU)); |
| 65 |
strcpy(p_menu->name, "BBSNET"); |
strncpy(p_menu->name, "BBSNET", sizeof(p_menu->name) - 1); |
| 66 |
|
p_menu->name[sizeof(p_menu->name) - 1] = '\0'; |
| 67 |
p_menu->title.show = 0; |
p_menu->title.show = 0; |
| 68 |
p_menu->screen.show = 0; |
p_menu->screen.show = 0; |
| 69 |
|
|
| 70 |
while (fgets(t, 255, fp) && item_count < MAXSTATION) |
while (fgets(t, 255, fp) && item_count < MAXSTATION) |
| 71 |
{ |
{ |
| 72 |
t1 = strtok_r(t, " \t", &saveptr); |
t1 = strtok_r(t, MENU_CONF_DELIM, &saveptr); |
| 73 |
t2 = strtok_r(NULL, " \t\n", &saveptr); |
t2 = strtok_r(NULL, MENU_CONF_DELIM, &saveptr); |
| 74 |
t3 = strtok_r(NULL, " \t\n", &saveptr); |
t3 = strtok_r(NULL, MENU_CONF_DELIM, &saveptr); |
| 75 |
t4 = strtok_r(NULL, " \t\n", &saveptr); |
t4 = strtok_r(NULL, MENU_CONF_DELIM, &saveptr); |
| 76 |
|
|
| 77 |
if (t1 == NULL || t2 == NULL || t3 == NULL || t[0] == '#' || t[0] == '*') |
if (t1 == NULL || t2 == NULL || t3 == NULL || t4 == NULL || t[0] == '#' || t[0] == '*') |
| 78 |
{ |
{ |
| 79 |
continue; |
continue; |
| 80 |
} |
} |
| 81 |
|
|
| 82 |
strncpy(bbsnet_conf[item_count].host1, t2, sizeof(bbsnet_conf[item_count].host1)); |
strncpy(bbsnet_conf[item_count].host1, t2, sizeof(bbsnet_conf[item_count].host1) - 1); |
| 83 |
strncpy(bbsnet_conf[item_count].host2, t1, sizeof(bbsnet_conf[item_count].host2)); |
bbsnet_conf[item_count].host1[sizeof(bbsnet_conf[item_count].host1) - 1] = '\0'; |
| 84 |
strncpy(bbsnet_conf[item_count].ip, t3, sizeof(bbsnet_conf[item_count].ip)); |
strncpy(bbsnet_conf[item_count].host2, t1, sizeof(bbsnet_conf[item_count].host2) - 1); |
| 85 |
bbsnet_conf[item_count].port = t4 ? atoi(t4) : 23; |
bbsnet_conf[item_count].host2[sizeof(bbsnet_conf[item_count].host2) - 1] = '\0'; |
| 86 |
|
strncpy(bbsnet_conf[item_count].ip, t3, sizeof(bbsnet_conf[item_count].ip) - 1); |
| 87 |
|
bbsnet_conf[item_count].ip[sizeof(bbsnet_conf[item_count].ip) - 1] = '\0'; |
| 88 |
|
bbsnet_conf[item_count].port = (in_port_t)(t4 ? atoi(t4) : 23); |
| 89 |
|
|
| 90 |
p_menuitem = p_menu->items[item_count] = malloc(sizeof(MENU_ITEM)); |
p_menuitem = p_menu->items[item_count] = malloc(sizeof(MENU_ITEM)); |
| 91 |
p_menuitem->row = 2 + item_count / STATION_PER_LINE; |
p_menuitem->row = 2 + item_count / STATION_PER_LINE; |
| 92 |
p_menuitem->col = 5 + item_count % STATION_PER_LINE * 20; |
p_menuitem->col = 5 + item_count % STATION_PER_LINE * 20; |
| 93 |
sprintf(p_menuitem->action, "%d", item_count); |
snprintf(p_menuitem->action, sizeof(p_menuitem->action), "%d", item_count); |
| 94 |
p_menuitem->submenu = 0; |
p_menuitem->submenu = 0; |
| 95 |
p_menuitem->priv = 0; |
p_menuitem->priv = 0; |
| 96 |
p_menuitem->level = 0; |
p_menuitem->level = 0; |
| 97 |
p_menuitem->display = 0; |
p_menuitem->display = 0; |
| 98 |
p_menuitem->name[0] = |
p_menuitem->name[0] = |
| 99 |
(item_count < MAXSTATION / 2 ? 'A' + item_count : 'a' + item_count); |
(char)(item_count < MAXSTATION / 2 ? 'A' + item_count : 'a' + item_count); |
| 100 |
p_menuitem->name[1] = '\0'; |
p_menuitem->name[1] = '\0'; |
| 101 |
snprintf(p_menuitem->text, sizeof(p_menuitem->text), "[1;36m%c.[m %s", |
snprintf(p_menuitem->text, sizeof(p_menuitem->text), "[1;36m%c.[m %s", |
| 102 |
p_menuitem->name[0], t2); |
p_menuitem->name[0], bbsnet_conf[item_count].host1); |
| 103 |
|
|
| 104 |
item_count++; |
item_count++; |
| 105 |
} |
} |
| 117 |
|
|
| 118 |
static void process_bar(int n, int len) |
static void process_bar(int n, int len) |
| 119 |
{ |
{ |
| 120 |
char buf[256]; |
char buf[LINE_BUFFER_LEN]; |
| 121 |
char buf2[256]; |
char buf2[LINE_BUFFER_LEN]; |
| 122 |
char *ptr; |
|
| 123 |
char *ptr2; |
if (len > LINE_BUFFER_LEN) |
| 124 |
char *ptr3; |
{ |
| 125 |
|
len = LINE_BUFFER_LEN - 1; |
| 126 |
|
} |
| 127 |
|
if (n < 0) |
| 128 |
|
{ |
| 129 |
|
n = 0; |
| 130 |
|
} |
| 131 |
|
else if (n > len) |
| 132 |
|
{ |
| 133 |
|
n = len; |
| 134 |
|
} |
| 135 |
|
|
| 136 |
moveto(4, 0); |
moveto(4, 0); |
| 137 |
prints("┌──────────────────────────────┐\r\n"); |
prints(" ------------------------------ \r\n"); |
| 138 |
sprintf(buf2, " %3d%% ", n * 100 / len); |
snprintf(buf, sizeof(buf), " %3d%% ", n * 100 / len); |
| 139 |
ptr = buf; |
strncpy(buf2, buf, (size_t) n); |
| 140 |
ptr2 = buf2; |
buf2[n] = '\0'; |
| 141 |
ptr3 = buf + n; |
prints("|\033[46m%s\033[44m%s\033[m|\r\n", buf2, buf + n); |
| 142 |
while (ptr != ptr3) |
prints(" ------------------------------ \r\n"); |
|
*ptr++ = *ptr2++; |
|
|
*ptr++ = '\x1b'; |
|
|
*ptr++ = '['; |
|
|
*ptr++ = '4'; |
|
|
*ptr++ = '4'; |
|
|
*ptr++ = 'm'; |
|
|
while (*ptr2 != '\0') |
|
|
*ptr++ = *ptr2++; |
|
|
*ptr++ = '\0'; |
|
|
prints("│\033[46m%s\033[m│\r\n", buf); |
|
|
prints("└──────────────────────────────┘\r\n"); |
|
| 143 |
iflush(); |
iflush(); |
| 144 |
} |
} |
| 145 |
|
|
| 146 |
int bbsnet_connect(int n) |
int bbsnet_connect(int n) |
| 147 |
{ |
{ |
| 148 |
int sock, result, len, loop; |
int sock, result, loop; |
| 149 |
|
ssize_t len; |
| 150 |
struct sockaddr_in sin; |
struct sockaddr_in sin; |
| 151 |
char buf[256]; |
char buf[LINE_BUFFER_LEN]; |
| 152 |
fd_set inputs, testfds; |
fd_set testfds; |
| 153 |
struct timeval timeout; |
struct timeval timeout; |
| 154 |
struct hostent *pHost = NULL; |
struct hostent *p_host = NULL; |
| 155 |
int rv, tos = 020, i; |
int rv, tos = 020, i; |
| 156 |
char remote_addr[256]; |
char remote_addr[IP_ADDR_LEN]; |
| 157 |
int remote_port; |
int remote_port; |
| 158 |
time_t t_used; |
time_t t_used; |
| 159 |
struct tm *tm_used; |
struct tm *tm_used; |
| 160 |
|
int ch; |
| 161 |
|
|
| 162 |
clearscr(); |
clearscr(); |
| 163 |
|
|
| 164 |
moveto(0, 0); |
moveto(0, 0); |
| 165 |
prints("\033[1;32m正在测试往 %s (%s) 的连接,请稍候... \033[m\r\n", |
prints("\033[1;32m正在测试往 %s (%s) 的连接,请稍候... \033[m\r\n", |
| 166 |
bbsnet_conf[n].host1, bbsnet_conf[n].ip); |
bbsnet_conf[n].host1, bbsnet_conf[n].ip); |
|
prints("\033[1;32m如果在 %d 秒内无法连上,穿梭程序将放弃连接。\033[m\r\n", |
|
|
TIME_OUT); |
|
| 167 |
iflush(); |
iflush(); |
| 168 |
|
|
| 169 |
pHost = gethostbyname(bbsnet_conf[n].ip); |
p_host = gethostbyname(bbsnet_conf[n].ip); |
| 170 |
|
|
| 171 |
if (pHost == NULL) |
if (p_host == NULL) |
| 172 |
{ |
{ |
| 173 |
prints("\033[1;31m查找主机名失败!\033[m\r\n"); |
prints("\033[1;31m查找主机名失败!\033[m\r\n"); |
| 174 |
press_any_key(); |
press_any_key(); |
| 186 |
|
|
| 187 |
sin.sin_family = AF_INET; |
sin.sin_family = AF_INET; |
| 188 |
sin.sin_addr.s_addr = |
sin.sin_addr.s_addr = |
| 189 |
(strlen(hostaddr_server) > 0 ? inet_addr(hostaddr_server) : INADDR_ANY); |
(strnlen(hostaddr_server, sizeof(hostaddr_server)) > 0 ? inet_addr(hostaddr_server) : INADDR_ANY); |
| 190 |
sin.sin_port = 0; |
sin.sin_port = 0; |
| 191 |
|
|
| 192 |
if (bind(sock, (struct sockaddr *)&sin, sizeof(sin)) < 0) |
if (bind(sock, (struct sockaddr *)&sin, sizeof(sin)) < 0) |
| 198 |
|
|
| 199 |
bzero(&sin, sizeof(sin)); |
bzero(&sin, sizeof(sin)); |
| 200 |
sin.sin_family = AF_INET; |
sin.sin_family = AF_INET; |
| 201 |
sin.sin_addr = *(struct in_addr *)pHost->h_addr_list[0]; |
sin.sin_addr = *(struct in_addr *)p_host->h_addr_list[0]; |
| 202 |
sin.sin_port = htons(bbsnet_conf[n].port); |
sin.sin_port = htons(bbsnet_conf[n].port); |
| 203 |
|
|
| 204 |
strcpy(remote_addr, inet_ntoa(sin.sin_addr)); |
strncpy(remote_addr, inet_ntoa(sin.sin_addr), sizeof(remote_addr) - 1); |
| 205 |
|
remote_addr[sizeof(remote_addr) - 1] = '\0'; |
| 206 |
remote_port = ntohs(sin.sin_port); |
remote_port = ntohs(sin.sin_port); |
| 207 |
|
|
| 208 |
prints("\033[1;32m穿梭进度条提示您当前已使用的时间。\033[m\r\n"); |
prints("\033[1;32m穿梭进度条提示您当前已使用的时间,按\033[1;33mCtrl+C\033[1;32m中断。\033[m\r\n"); |
| 209 |
process_bar(0, MAX_PROCESS_BAR_LEN); |
process_bar(0, MAX_PROCESS_BAR_LEN); |
| 210 |
for (i = 0; i < MAX_PROCESS_BAR_LEN; i++) |
for (i = 0; i < MAX_PROCESS_BAR_LEN; i++) |
| 211 |
{ |
{ |
| 212 |
if (i == 0) |
ch = igetch(0); // 100 ms |
| 213 |
rv = |
if (ch == KEY_NULL || ch == Ctrl('C') || SYS_server_exit) |
| 214 |
NonBlockConnectEx(sock, (struct sockaddr *)&sin, sizeof(sin), |
{ |
| 215 |
500, 1); |
return 0; |
| 216 |
else |
} |
| 217 |
rv = |
|
| 218 |
NonBlockConnectEx(sock, (struct sockaddr *)&sin, sizeof(sin), |
rv = NonBlockConnectEx(sock, (struct sockaddr *)&sin, sizeof(sin), |
| 219 |
500, 0); |
400, (i == 0 ? 1 : 0)); // 400 ms |
| 220 |
|
|
| 221 |
if (rv == ERR_TCPLIB_TIMEOUT) |
if (rv == ERR_TCPLIB_TIMEOUT) |
| 222 |
{ |
{ |
| 223 |
process_bar(i + 1, MAX_PROCESS_BAR_LEN); |
process_bar(i + 1, MAX_PROCESS_BAR_LEN); |
| 245 |
prints("\033[1;31m连接成功!\033[m\r\n"); |
prints("\033[1;31m连接成功!\033[m\r\n"); |
| 246 |
log_std("BBSNET connect to %s:%d\n", remote_addr, remote_port); |
log_std("BBSNET connect to %s:%d\n", remote_addr, remote_port); |
| 247 |
|
|
|
FD_ZERO(&inputs); |
|
|
FD_SET(0, &inputs); |
|
|
FD_SET(sock, &inputs); |
|
|
|
|
| 248 |
BBS_last_access_tm = t_used = time(0); |
BBS_last_access_tm = t_used = time(0); |
| 249 |
|
|
| 250 |
loop = 1; |
loop = 1; |
| 251 |
|
|
| 252 |
while (loop) |
while (loop && !SYS_server_exit) |
| 253 |
{ |
{ |
| 254 |
testfds = inputs; |
FD_ZERO(&testfds); |
| 255 |
timeout.tv_sec = TIME_OUT; |
FD_SET(STDIN_FILENO, &testfds); |
| 256 |
timeout.tv_usec = 0; |
FD_SET(sock, &testfds); |
| 257 |
|
|
| 258 |
|
timeout.tv_sec = 0; |
| 259 |
|
timeout.tv_usec = 100 * 1000; // 0.1 second |
| 260 |
|
|
| 261 |
result = SignalSafeSelect(FD_SETSIZE, &testfds, (fd_set *)NULL, |
result = SignalSafeSelect(FD_SETSIZE, &testfds, (fd_set *)NULL, |
| 262 |
(fd_set *)NULL, &timeout); |
(fd_set *)NULL, &timeout); |
| 275 |
} |
} |
| 276 |
if (result > 0) |
if (result > 0) |
| 277 |
{ |
{ |
| 278 |
if (FD_ISSET(0, &testfds)) |
if (FD_ISSET(STDIN_FILENO, &testfds)) |
| 279 |
{ |
{ |
| 280 |
len = read(0, buf, 255); |
len = read(STDIN_FILENO, buf, sizeof(buf)); |
| 281 |
if (len == 0) |
if (len == 0) |
| 282 |
{ |
{ |
| 283 |
loop = 0; |
loop = 0; |
| 284 |
} |
} |
| 285 |
write(sock, buf, len); |
write(sock, buf, (size_t)len); |
| 286 |
} |
} |
| 287 |
if (FD_ISSET(sock, &testfds)) |
if (FD_ISSET(sock, &testfds)) |
| 288 |
{ |
{ |
| 289 |
len = read(sock, buf, 255); |
len = read(sock, buf, sizeof(buf)); |
| 290 |
if (len == 0) |
if (len == 0) |
| 291 |
{ |
{ |
| 292 |
loop = 0; |
loop = 0; |
| 293 |
} |
} |
| 294 |
write(1, buf, len); |
write(STDOUT_FILENO, buf, (size_t)len); |
| 295 |
} |
} |
| 296 |
BBS_last_access_tm = time(0); |
BBS_last_access_tm = time(0); |
| 297 |
} |
} |
| 317 |
{ |
{ |
| 318 |
clearscr(); |
clearscr(); |
| 319 |
moveto(1, 0); |
moveto(1, 0); |
| 320 |
prints("╭═════════════════════════════════════════════════════════════════════════════╮"); |
prints(" ----------------------------------------------------------------------------- "); |
| 321 |
for (int i = 2; i < 19; i++) |
for (int i = 2; i < 19; i++) |
| 322 |
{ |
{ |
| 323 |
moveto(i, 0); |
moveto(i, 0); |
| 324 |
prints("║"); |
prints("|"); |
| 325 |
moveto(i, 79); |
moveto(i, 79); |
| 326 |
prints("║"); |
prints("|"); |
| 327 |
} |
} |
| 328 |
moveto(19, 0); |
moveto(19, 0); |
| 329 |
prints("║—————————————————————————————————————————————————————————————————————————————║"); |
prints("|-----------------------------------------------------------------------------|"); |
| 330 |
moveto(22, 0); |
moveto(22, 0); |
| 331 |
prints("╰═════════════════════════════════════════════════════════════════════════════╯"); |
prints(" ----------------------------------------------------------------------------- "); |
| 332 |
moveto(23, 0); |
moveto(23, 0); |
| 333 |
prints(" [\x1b[1;32mCtrl+C\x1b[m]退出"); |
prints(" [\x1b[1;32mCtrl+C\x1b[m]退出"); |
| 334 |
|
|
| 341 |
{ |
{ |
| 342 |
moveto(20, 0); |
moveto(20, 0); |
| 343 |
clrtoeol(); |
clrtoeol(); |
| 344 |
prints("║\x1b[1m单位:\x1b[1;33m%-18s\x1b[m 站名:\x1b[1;33m%s\x1b[m", |
prints("|\x1b[1m单位:\x1b[1;33m%-18s\x1b[m 站名:\x1b[1;33m%s\x1b[m", |
| 345 |
bbsnet_conf[new_pos].host2, bbsnet_conf[new_pos].host1); |
bbsnet_conf[new_pos].host2, bbsnet_conf[new_pos].host1); |
| 346 |
moveto(20, 79); |
moveto(20, 79); |
| 347 |
prints("║"); |
prints("|"); |
| 348 |
moveto(21, 0); |
moveto(21, 0); |
| 349 |
clrtoeol(); |
clrtoeol(); |
| 350 |
prints("║\x1b[1m连往:\x1b[1;33m%-20s", bbsnet_conf[new_pos].ip); |
prints("|\x1b[1m连往:\x1b[1;33m%-20s", bbsnet_conf[new_pos].ip); |
| 351 |
if (bbsnet_conf[new_pos].port != 23) |
if (bbsnet_conf[new_pos].port != 23) |
| 352 |
{ |
{ |
| 353 |
prints(" %d", bbsnet_conf[new_pos].port); |
prints(" %d", bbsnet_conf[new_pos].port); |
| 354 |
} |
} |
| 355 |
prints("\x1b[m"); |
prints("\x1b[m"); |
| 356 |
moveto(21, 79); |
moveto(21, 79); |
| 357 |
prints("║"); |
prints("|"); |
| 358 |
iflush(); |
iflush(); |
| 359 |
|
|
| 360 |
return 0; |
return 0; |
| 374 |
display_menu(get_menu(&bbsnet_menu, "BBSNET")); |
display_menu(get_menu(&bbsnet_menu, "BBSNET")); |
| 375 |
bbsnet_selchange(pos); |
bbsnet_selchange(pos); |
| 376 |
|
|
| 377 |
while (1) |
while (!SYS_server_exit) |
| 378 |
{ |
{ |
| 379 |
ch = igetch(0); |
ch = igetch(0); |
| 380 |
switch (ch) |
switch (ch) |
| 381 |
{ |
{ |
| 382 |
case KEY_NULL: |
case KEY_NULL: |
| 383 |
|
return -1; |
| 384 |
case Ctrl('C'): |
case Ctrl('C'): |
| 385 |
return 0; |
return 0; |
| 386 |
case KEY_TIMEOUT: |
case KEY_TIMEOUT: |
| 387 |
if (time(0) - BBS_last_access_tm >= MAX_DELAY_TIME) |
if (time(0) - BBS_last_access_tm >= MAX_DELAY_TIME) |
| 388 |
{ |
{ |
| 389 |
return -1; |
return 0; |
| 390 |
} |
} |
| 391 |
continue; |
break; |
| 392 |
case CR: |
case CR: |
| 393 |
pos = bbsnet_menu.p_menu[0]->item_cur_pos; |
pos = bbsnet_menu.p_menu[0]->item_cur_pos; |
| 394 |
bbsnet_connect(pos); |
bbsnet_connect(pos); |