| 31 |
#include <time.h> |
#include <time.h> |
| 32 |
#include <unistd.h> |
#include <unistd.h> |
| 33 |
#include <arpa/inet.h> |
#include <arpa/inet.h> |
|
#include <iconv.h> |
|
| 34 |
#include <libssh/libssh.h> |
#include <libssh/libssh.h> |
| 35 |
#include <libssh/server.h> |
#include <libssh/server.h> |
| 36 |
#include <libssh/callbacks.h> |
#include <libssh/callbacks.h> |
| 192 |
iflush(); |
iflush(); |
| 193 |
} |
} |
| 194 |
|
|
|
int bbsnet_io_buf_conv(iconv_t cd, char *p_buf, int *p_buf_len, int *p_buf_offset, char *p_conv, size_t conv_size, int *p_conv_len) |
|
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{ |
|
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char *in_buf; |
|
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char *out_buf; |
|
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size_t in_bytes; |
|
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size_t out_bytes; |
|
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int ret; |
|
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|
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in_buf = p_buf + *p_buf_offset; |
|
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in_bytes = (size_t)(*p_buf_len - *p_buf_offset); |
|
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out_buf = p_conv + *p_conv_len; |
|
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out_bytes = conv_size - (size_t)(*p_conv_len); |
|
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|
|
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while (in_bytes > 0) |
|
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{ |
|
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ret = (int)iconv(cd, &in_buf, &in_bytes, &out_buf, &out_bytes); |
|
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if (ret == -1) |
|
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{ |
|
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if (errno == EINVAL) // Incomplete |
|
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{ |
|
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#ifdef _DEBUG |
|
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log_error("iconv(inbytes=%d, outbytes=%d) error: EINVAL\n", in_bytes, out_bytes); |
|
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#endif |
|
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*p_buf_len = (int)(p_buf + *p_buf_len - in_buf); |
|
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*p_buf_offset = 0; |
|
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*p_conv_len = (int)(conv_size - out_bytes); |
|
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memmove(p_buf, in_buf, (size_t)(*p_buf_len)); |
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|
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break; |
|
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} |
|
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else if (errno == E2BIG) |
|
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{ |
|
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log_error("iconv(inbytes=%d, outbytes=%d) error: E2BIG\n", in_bytes, out_bytes); |
|
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return -1; |
|
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} |
|
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else if (errno == EILSEQ) |
|
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{ |
|
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if (in_bytes > out_bytes || out_bytes <= 0) |
|
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{ |
|
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log_error("iconv(inbytes=%d, outbytes=%d) error: EILSEQ and E2BIG\n", in_bytes, out_bytes); |
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return -2; |
|
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} |
|
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|
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*out_buf = *in_buf; |
|
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in_buf++; |
|
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out_buf++; |
|
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in_bytes--; |
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out_bytes--; |
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|
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continue; |
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} |
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} |
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else |
|
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{ |
|
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*p_buf_len = 0; |
|
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*p_buf_offset = 0; |
|
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*p_conv_len = (int)(conv_size - out_bytes); |
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break; |
|
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} |
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} |
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return 0; |
|
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} |
|
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|
| 195 |
int bbsnet_connect(int n) |
int bbsnet_connect(int n) |
| 196 |
{ |
{ |
| 197 |
int sock, ret, loop, error; |
int sock, ret, loop, error; |
| 207 |
int output_buf_len = 0; |
int output_buf_len = 0; |
| 208 |
int input_buf_offset = 0; |
int input_buf_offset = 0; |
| 209 |
int output_buf_offset = 0; |
int output_buf_offset = 0; |
|
iconv_t input_cd = NULL; |
|
| 210 |
char input_conv[LINE_BUFFER_LEN * 2]; |
char input_conv[LINE_BUFFER_LEN * 2]; |
| 211 |
char output_conv[LINE_BUFFER_LEN * 2]; |
char output_conv[LINE_BUFFER_LEN * 2]; |
| 212 |
int input_conv_len = 0; |
int input_conv_len = 0; |
| 213 |
int output_conv_len = 0; |
int output_conv_len = 0; |
| 214 |
int input_conv_offset = 0; |
int input_conv_offset = 0; |
| 215 |
int output_conv_offset = 0; |
int output_conv_offset = 0; |
| 216 |
|
iconv_t input_cd = NULL; |
| 217 |
iconv_t output_cd = NULL; |
iconv_t output_cd = NULL; |
| 218 |
|
char tocode[32]; |
| 219 |
struct epoll_event ev, events[MAX_EVENTS]; |
struct epoll_event ev, events[MAX_EVENTS]; |
| 220 |
int nfds, epollfd; |
int nfds, epollfd; |
| 221 |
int stdin_read_wait = 0; |
int stdin_read_wait = 0; |
| 226 |
int tos; |
int tos; |
| 227 |
char remote_addr[IP_ADDR_LEN]; |
char remote_addr[IP_ADDR_LEN]; |
| 228 |
int remote_port; |
int remote_port; |
| 229 |
|
char local_addr[IP_ADDR_LEN]; |
| 230 |
|
int local_port; |
| 231 |
|
socklen_t sock_len; |
| 232 |
time_t t_used = time(NULL); |
time_t t_used = time(NULL); |
| 233 |
struct tm *tm_used; |
struct tm *tm_used; |
| 234 |
int ch; |
int ch; |
| 408 |
log_error("setsockopt IP_TOS=%d error (%d)\n", tos, errno); |
log_error("setsockopt IP_TOS=%d error (%d)\n", tos, errno); |
| 409 |
} |
} |
| 410 |
|
|
| 411 |
|
sock_len = sizeof(sin); |
| 412 |
|
if (getsockname(sock, (struct sockaddr *)&sin, &sock_len) < 0) |
| 413 |
|
{ |
| 414 |
|
log_error("getsockname() error: %d", errno); |
| 415 |
|
goto cleanup; |
| 416 |
|
} |
| 417 |
|
|
| 418 |
|
strncpy(local_addr, inet_ntoa(sin.sin_addr), sizeof(local_addr) - 1); |
| 419 |
|
local_addr[sizeof(local_addr) - 1] = '\0'; |
| 420 |
|
local_port = ntohs(sin.sin_port); |
| 421 |
|
|
| 422 |
prints("\033[1;31m连接成功!\033[m\r\n"); |
prints("\033[1;31m连接成功!\033[m\r\n"); |
| 423 |
iflush(); |
iflush(); |
| 424 |
log_common("BBSNET connect to %s:%d\n", remote_addr, remote_port); |
log_common("BBSNET connect to %s:%d from %s:%d by [%s]\n", |
| 425 |
|
remote_addr, remote_port, local_addr, local_port, BBS_username); |
| 426 |
|
|
| 427 |
input_cd = iconv_open(bbsnet_conf[n].charset, "UTF-8"); |
snprintf(tocode, sizeof(tocode), "%s//TRANSLIT", bbsnet_conf[n].charset); |
| 428 |
|
input_cd = iconv_open(tocode, stdio_charset); |
| 429 |
if (input_cd == (iconv_t)(-1)) |
if (input_cd == (iconv_t)(-1)) |
| 430 |
{ |
{ |
| 431 |
log_error("iconv_open(UTF8->GBK) error: %d\n", errno); |
log_error("iconv_open(%s->%s) error: %d\n", stdio_charset, tocode, errno); |
| 432 |
goto cleanup; |
goto cleanup; |
| 433 |
} |
} |
| 434 |
output_cd = iconv_open("UTF-8", bbsnet_conf[n].charset); |
|
| 435 |
if (input_cd == (iconv_t)(-1)) |
snprintf(tocode, sizeof(tocode), "%s//TRANSLIT", stdio_charset); |
| 436 |
|
output_cd = iconv_open(stdio_charset, bbsnet_conf[n].charset); |
| 437 |
|
if (output_cd == (iconv_t)(-1)) |
| 438 |
{ |
{ |
| 439 |
log_error("iconv_open(GBK->UTF-8) error: %d\n", errno); |
log_error("iconv_open(%s->%s) error: %d\n", bbsnet_conf[n].charset, tocode, errno); |
| 440 |
iconv_close(input_cd); |
iconv_close(input_cd); |
| 441 |
goto cleanup; |
goto cleanup; |
| 442 |
} |
} |
| 589 |
{ |
{ |
| 590 |
if (input_buf_offset < input_buf_len) |
if (input_buf_offset < input_buf_len) |
| 591 |
{ |
{ |
| 592 |
ret = bbsnet_io_buf_conv(input_cd, input_buf, &input_buf_len, &input_buf_offset, input_conv, sizeof(input_conv), &input_conv_len); |
ret = io_buf_conv(input_cd, input_buf, &input_buf_len, &input_buf_offset, input_conv, sizeof(input_conv), &input_conv_len); |
| 593 |
if (ret < 0) |
if (ret < 0) |
| 594 |
{ |
{ |
| 595 |
log_error("bbsnet_io_buf_conv(input, %d, %d, %d) error\n", input_buf_len, input_buf_offset, input_conv_len); |
log_error("io_buf_conv(input, %d, %d, %d) error\n", input_buf_len, input_buf_offset, input_conv_len); |
| 596 |
} |
} |
| 597 |
} |
} |
| 598 |
|
|
| 684 |
{ |
{ |
| 685 |
if (output_buf_offset < output_buf_len) |
if (output_buf_offset < output_buf_len) |
| 686 |
{ |
{ |
| 687 |
ret = bbsnet_io_buf_conv(output_cd, output_buf, &output_buf_len, &output_buf_offset, output_conv, sizeof(output_conv), &output_conv_len); |
ret = io_buf_conv(output_cd, output_buf, &output_buf_len, &output_buf_offset, output_conv, sizeof(output_conv), &output_conv_len); |
| 688 |
if (ret < 0) |
if (ret < 0) |
| 689 |
{ |
{ |
| 690 |
log_error("bbsnet_io_buf_conv(output, %d, %d, %d) error\n", output_buf_len, output_buf_offset, output_conv_len); |
log_error("io_buf_conv(output, %d, %d, %d) error\n", output_buf_len, output_buf_offset, output_conv_len); |
| 691 |
} |
} |
| 692 |
} |
} |
| 693 |
|
|
| 836 |
|
|
| 837 |
load_bbsnet_conf(CONF_BBSNET); |
load_bbsnet_conf(CONF_BBSNET); |
| 838 |
|
|
|
BBS_last_access_tm = time(NULL); |
|
|
|
|
| 839 |
clearscr(); |
clearscr(); |
| 840 |
bbsnet_refresh(); |
bbsnet_refresh(); |
| 841 |
display_menu(&bbsnet_menu); |
display_menu(&bbsnet_menu); |
| 845 |
{ |
{ |
| 846 |
ch = igetch(100); |
ch = igetch(100); |
| 847 |
|
|
| 848 |
|
if (ch != KEY_NULL && ch != KEY_TIMEOUT) |
| 849 |
|
{ |
| 850 |
|
BBS_last_access_tm = time(NULL); |
| 851 |
|
} |
| 852 |
|
|
| 853 |
switch (ch) |
switch (ch) |
| 854 |
{ |
{ |
| 855 |
case KEY_NULL: // broken pipe |
case KEY_NULL: // broken pipe |
| 856 |
case KEY_ESC: |
log_error("KEY_NULL\n"); |
|
case Ctrl('C'): // user cancel |
|
| 857 |
goto cleanup; |
goto cleanup; |
| 858 |
case KEY_TIMEOUT: |
case KEY_TIMEOUT: |
| 859 |
if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME) |
if (time(NULL) - BBS_last_access_tm >= MAX_DELAY_TIME) |
| 860 |
{ |
{ |
| 861 |
|
log_error("User input timeout\n"); |
| 862 |
goto cleanup; |
goto cleanup; |
| 863 |
} |
} |
| 864 |
continue; |
continue; |
| 865 |
|
case KEY_ESC: |
| 866 |
|
case Ctrl('C'): // user cancel |
| 867 |
|
goto cleanup; |
| 868 |
case CR: |
case CR: |
|
igetch_reset(); |
|
| 869 |
bbsnet_connect(bbsnet_menu.menu_item_pos[0]); |
bbsnet_connect(bbsnet_menu.menu_item_pos[0]); |
| 870 |
bbsnet_refresh(); |
bbsnet_refresh(); |
| 871 |
display_menu(&bbsnet_menu); |
display_menu(&bbsnet_menu); |
| 908 |
bbsnet_selchange(); |
bbsnet_selchange(); |
| 909 |
break; |
break; |
| 910 |
} |
} |
|
BBS_last_access_tm = time(NULL); |
|
| 911 |
} |
} |
| 912 |
|
|
| 913 |
cleanup: |
cleanup: |