| 3 |
* screen |
* screen |
| 4 |
* - advanced telnet-based user interactive input / output features |
* - advanced telnet-based user interactive input / output features |
| 5 |
* |
* |
| 6 |
* Copyright (C) 2004-2025 Leaflet <leaflet@leafok.com> |
* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com> |
| 7 |
*/ |
*/ |
| 8 |
|
|
| 9 |
#ifdef HAVE_CONFIG_H |
#ifdef HAVE_CONFIG_H |
| 98 |
|
|
| 99 |
int press_any_key_ex(const char *msg, int sec) |
int press_any_key_ex(const char *msg, int sec) |
| 100 |
{ |
{ |
|
int ch = 0; |
|
|
int duration = 0; |
|
|
time_t t_begin = time(NULL); |
|
|
|
|
| 101 |
moveto(SCREEN_ROWS, 0); |
moveto(SCREEN_ROWS, 0); |
| 102 |
clrtoeol(); |
clrtoeol(); |
| 103 |
|
|
| 104 |
prints(msg); |
prints(msg); |
| 105 |
iflush(); |
iflush(); |
| 106 |
|
|
| 107 |
|
return press_any_key_no_prompt(sec); |
| 108 |
|
} |
| 109 |
|
|
| 110 |
|
inline int press_any_key_no_prompt(int sec) |
| 111 |
|
{ |
| 112 |
|
int ch = 0; |
| 113 |
|
int duration = 0; |
| 114 |
|
time_t t_begin = time(NULL); |
| 115 |
|
|
| 116 |
igetch_reset(); |
igetch_reset(); |
| 117 |
|
|
| 118 |
do |
do |
| 170 |
{ |
{ |
| 171 |
continue; |
continue; |
| 172 |
} |
} |
| 173 |
else if (ch == BACKSPACE) |
else if (ch == BACKSPACE || ch == KEY_DEL) |
| 174 |
{ |
{ |
| 175 |
if (offset > 0) |
if (offset > 0) |
| 176 |
{ |
{ |
| 214 |
ch = igetch(100); // 0.1 second |
ch = igetch(100); // 0.1 second |
| 215 |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
| 216 |
{ |
{ |
| 217 |
log_debug("Ignore %d bytes of incomplete UTF8 character\n", str_len); |
log_debug("Ignore %d bytes of incomplete UTF8 character", str_len); |
| 218 |
str_len = 0; |
str_len = 0; |
| 219 |
break; |
break; |
| 220 |
} |
} |
| 228 |
|
|
| 229 |
if (mbstowcs(wcs, input_str, 1) == (size_t)-1) |
if (mbstowcs(wcs, input_str, 1) == (size_t)-1) |
| 230 |
{ |
{ |
| 231 |
log_error("mbstowcs() error\n"); |
log_error("mbstowcs() error"); |
| 232 |
} |
} |
| 233 |
if (offset + str_len > buf_size - 1 || display_len + (UTF8_fixed_width ? 2 : wcwidth(wcs[0])) > max_display_len) // No enough space for Chinese character |
if (offset + str_len > buf_size - 1 || display_len + (UTF8_fixed_width ? 2 : wcwidth(wcs[0])) > max_display_len) // No enough space for Chinese character |
| 234 |
{ |
{ |
| 361 |
|
|
| 362 |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
| 363 |
{ |
{ |
| 364 |
log_error("mbstowcs() error\n"); |
log_error("mbstowcs() error"); |
| 365 |
} |
} |
| 366 |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 367 |
|
|
| 435 |
|
|
| 436 |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
| 437 |
{ |
{ |
| 438 |
log_error("mbstowcs() error\n"); |
log_error("mbstowcs() error"); |
| 439 |
} |
} |
| 440 |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 441 |
|
|
| 467 |
|
|
| 468 |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
if (mbstowcs(wcs, buffer + offset, 1) == (size_t)-1) |
| 469 |
{ |
{ |
| 470 |
log_error("mbstowcs() error\n"); |
log_error("mbstowcs() error"); |
| 471 |
} |
} |
| 472 |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 473 |
|
|
| 536 |
ch = igetch(100); // 0.1 second |
ch = igetch(100); // 0.1 second |
| 537 |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
if (ch == KEY_NULL || ch == KEY_TIMEOUT) // Ignore received bytes if no futher input |
| 538 |
{ |
{ |
| 539 |
log_debug("Ignore %d bytes of incomplete UTF8 character\n", str_len); |
log_debug("Ignore %d bytes of incomplete UTF8 character", str_len); |
| 540 |
str_len = 0; |
str_len = 0; |
| 541 |
break; |
break; |
| 542 |
} |
} |
| 550 |
|
|
| 551 |
if (mbstowcs(wcs, input_str, 1) == (size_t)-1) |
if (mbstowcs(wcs, input_str, 1) == (size_t)-1) |
| 552 |
{ |
{ |
| 553 |
log_error("mbstowcs() error\n"); |
log_error("mbstowcs() error"); |
| 554 |
} |
} |
| 555 |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
wc_len = (UTF8_fixed_width ? 2 : wcwidth(wcs[0])); |
| 556 |
|
|
| 708 |
// Refresh current action |
// Refresh current action |
| 709 |
if (user_online_update(NULL) < 0) |
if (user_online_update(NULL) < 0) |
| 710 |
{ |
{ |
| 711 |
log_error("user_online_update(NULL) error\n"); |
log_error("user_online_update(NULL) error"); |
| 712 |
} |
} |
| 713 |
} |
} |
| 714 |
|
|
| 721 |
switch (ch) |
switch (ch) |
| 722 |
{ |
{ |
| 723 |
case KEY_NULL: |
case KEY_NULL: |
| 724 |
log_debug("KEY_NULL\n"); |
log_debug("KEY_NULL"); |
| 725 |
goto cleanup; |
goto cleanup; |
| 726 |
case KEY_TIMEOUT: |
case KEY_TIMEOUT: |
| 727 |
log_error("User input timeout\n"); |
log_debug("User input timeout"); |
| 728 |
goto cleanup; |
goto cleanup; |
| 729 |
case KEY_HOME: |
case KEY_HOME: |
| 730 |
if (line_current - output_current_row < 0) // Reach begin |
if (line_current - output_current_row < 0) // Reach begin |
| 834 |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
| 835 |
if (len >= sizeof(buffer)) |
if (len >= sizeof(buffer)) |
| 836 |
{ |
{ |
| 837 |
log_error("Buffer overflow: len=%ld(%ld - %ld) line=%ld \n", |
log_error("Buffer overflow: len=%ld(%ld - %ld) line=%ld ", |
| 838 |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
| 839 |
len = sizeof(buffer) - 1; |
len = sizeof(buffer) - 1; |
| 840 |
} |
} |
| 841 |
else if (len < 0) |
else if (len < 0) |
| 842 |
{ |
{ |
| 843 |
log_error("Incorrect line offsets: len=%ld(%ld - %ld) line=%ld \n", |
log_error("Incorrect line offsets: len=%ld(%ld - %ld) line=%ld ", |
| 844 |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
| 845 |
len = 0; |
len = 0; |
| 846 |
} |
} |
| 885 |
|
|
| 886 |
if ((p_shm = get_file_shm_readonly(filename, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
if ((p_shm = get_file_shm_readonly(filename, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
| 887 |
{ |
{ |
| 888 |
log_error("get_file_shm(%s) error\n", filename); |
log_error("get_file_shm(%s) error", filename); |
| 889 |
return KEY_NULL; |
return KEY_NULL; |
| 890 |
} |
} |
| 891 |
|
|
| 892 |
if (user_online_update("VIEW_FILE") < 0) |
if (user_online_update("VIEW_FILE") < 0) |
| 893 |
{ |
{ |
| 894 |
log_error("user_online_update(VIEW_FILE) error\n"); |
log_error("user_online_update(VIEW_FILE) error"); |
| 895 |
} |
} |
| 896 |
|
|
| 897 |
ret = display_data(p_data, line_total, p_line_offsets, eof_exit, display_file_key_handler, DATA_READ_HELP); |
ret = display_data(p_data, line_total, p_line_offsets, eof_exit, display_file_key_handler, DATA_READ_HELP); |
| 898 |
|
|
| 899 |
if (detach_file_shm(p_shm) < 0) |
if (detach_file_shm(p_shm) < 0) |
| 900 |
{ |
{ |
| 901 |
log_error("detach_file_shm(%s) error\n", filename); |
log_error("detach_file_shm(%s) error", filename); |
| 902 |
} |
} |
| 903 |
|
|
| 904 |
return ret; |
return ret; |
| 1011 |
{ |
{ |
| 1012 |
if ((p_shm = get_file_shm_readonly(DATA_ACTIVE_BOARD, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
if ((p_shm = get_file_shm_readonly(DATA_ACTIVE_BOARD, &data_len, &line_total, &p_data, &p_line_offsets)) == NULL) |
| 1013 |
{ |
{ |
| 1014 |
log_error("get_file_shm(%s) error\n", DATA_ACTIVE_BOARD); |
log_error("get_file_shm(%s) error", DATA_ACTIVE_BOARD); |
| 1015 |
return KEY_NULL; |
return KEY_NULL; |
| 1016 |
} |
} |
| 1017 |
} |
} |
| 1033 |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
len = p_line_offsets[line_current + 1] - p_line_offsets[line_current]; |
| 1034 |
if (len >= LINE_BUFFER_LEN) |
if (len >= LINE_BUFFER_LEN) |
| 1035 |
{ |
{ |
| 1036 |
log_error("buffer overflow: len=%ld(%ld - %ld) line=%ld \n", |
log_error("buffer overflow: len=%ld(%ld - %ld) line=%ld ", |
| 1037 |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
len, p_line_offsets[line_current + 1], p_line_offsets[line_current], line_current); |
| 1038 |
len = LINE_BUFFER_LEN - 1; |
len = LINE_BUFFER_LEN - 1; |
| 1039 |
} |
} |