4 #include <stdio.h> /* for FILENAME_MAX */
8 #define PUTTY_REG_POS "Software\\SimonTatham\\PuTTY"
9 #define PUTTY_REG_PARENT "Software\\SimonTatham"
10 #define PUTTY_REG_PARENT_CHILD "PuTTY"
11 #define PUTTY_REG_GPARENT "Software"
12 #define PUTTY_REG_GPARENT_CHILD "SimonTatham"
15 * Global variables. Most modules declare these `extern', but
16 * window.c will do `#define PUTTY_DO_GLOBALS' before including this
17 * module, and so will get them properly defined.
19 #ifdef PUTTY_DO_GLOBALS
25 /* Three attribute types:
26 * The ATTRs (normal attributes) are stored with the characters in the main
29 * The TATTRs (temporary attributes) are generated on the fly, they can overlap
30 * with characters but not with normal attributes.
32 * The LATTRs (line attributes) conflict with no others and only have one
33 * value per line. But on area clears the LATTR cells are set to the erase_char
34 * (or DEFAULT_ATTR + 'E')
36 * ATTR_INVALID is an illegal colour combination.
39 #define TATTR_ACTCURS 0x4UL /* active cursor (block) */
40 #define TATTR_PASCURS 0x2UL /* passive cursor (box) */
41 #define TATTR_RIGHTCURS 0x1UL /* cursor-on-RHS */
43 #define LATTR_NORM 0x00000000UL
44 #define LATTR_WIDE 0x01000000UL
45 #define LATTR_TOP 0x02000000UL
46 #define LATTR_BOT 0x03000000UL
47 #define LATTR_MODE 0x03000000UL
48 #define LATTR_WRAPPED 0x10000000UL
50 #define ATTR_INVALID 0x00FF0000UL
52 /* Like Linux use the F000 page for direct to font. */
53 #define ATTR_OEMCP 0x0000F000UL /* OEM Codepage DTF */
54 #define ATTR_ACP 0x0000F100UL /* Ansi Codepage DTF */
56 /* These are internal use overlapping with the UTF-16 surrogates */
57 #define ATTR_ASCII 0x0000D800UL /* normal ASCII charset ESC ( B */
58 #define ATTR_LINEDRW 0x0000D900UL /* line drawing charset ESC ( 0 */
59 #define ATTR_SCOACS 0x0000DA00UL /* SCO Alternate charset */
60 #define ATTR_GBCHR 0x0000DB00UL /* UK variant charset ESC ( A */
61 #define CSET_MASK 0x0000FF00UL /* Character set mask; MUST be 0xFF00 */
63 #define DIRECT_CHAR(c) ((c&0xFC00)==0xD800)
64 #define DIRECT_FONT(c) ((c&0xFE00)==0xF000)
66 #define UCSERR (ATTR_LINEDRW|'a') /* UCS Format error character. */
67 #define UCSWIDE 0x303F
69 #define ATTR_NARROW 0x20000000UL
70 #define ATTR_WIDE 0x10000000UL
71 #define ATTR_BOLD 0x01000000UL
72 #define ATTR_UNDER 0x02000000UL
73 #define ATTR_REVERSE 0x04000000UL
74 #define ATTR_BLINK 0x08000000UL
75 #define ATTR_FGMASK 0x000F0000UL
76 #define ATTR_BGMASK 0x00F00000UL
77 #define ATTR_COLOURS 0x00FF0000UL
78 #define ATTR_FGSHIFT 16
79 #define ATTR_BGSHIFT 20
81 #define ATTR_DEFAULT 0x00980000UL
82 #define ATTR_DEFFG 0x00080000UL
83 #define ATTR_DEFBG 0x00900000UL
84 #define ERASE_CHAR (ATTR_DEFAULT | ATTR_ASCII | ' ')
85 #define ATTR_MASK 0xFFFFFF00UL
86 #define CHAR_MASK 0x000000FFUL
88 #define ATTR_CUR_AND (~(ATTR_BOLD|ATTR_REVERSE|ATTR_BLINK|ATTR_COLOURS))
89 #define ATTR_CUR_XOR 0x00BA0000UL
92 #define SEL_NL { 13, 10 }
94 GLOBAL int rows, cols, savelines;
99 GLOBAL unsigned long vbell_startpoint;
101 GLOBAL int app_cursor_keys, app_keypad_keys, vt52_mode;
102 GLOBAL int repeat_off, cr_lf_return;
104 GLOBAL int seen_key_event;
105 GLOBAL int seen_disp_event;
106 GLOBAL int alt_pressed;
108 GLOBAL int session_closed;
110 GLOBAL int big_cursor;
112 GLOBAL char *help_path;
113 GLOBAL int help_has_contents;
116 GLOBAL int dbcs_screenfont;
117 GLOBAL int font_codepage;
118 GLOBAL int kbd_codepage;
119 GLOBAL int line_codepage;
120 GLOBAL WCHAR unitab_scoacs[256];
121 GLOBAL WCHAR unitab_line[256];
122 GLOBAL WCHAR unitab_font[256];
123 GLOBAL WCHAR unitab_xterm[256];
124 GLOBAL WCHAR unitab_oemcp[256];
125 GLOBAL unsigned char unitab_ctrl[256];
126 #define in_utf (utf || line_codepage==CP_UTF8)
128 #define LGXF_OVR 1 /* existing logfile overwrite */
129 #define LGXF_APN 0 /* existing logfile append */
130 #define LGXF_ASK -1 /* existing logfile ask */
131 #define LGTYP_NONE 0 /* logmode: no logging */
132 #define LGTYP_ASCII 1 /* logmode: pure ascii */
133 #define LGTYP_DEBUG 2 /* logmode: all chars of traffic */
134 #define LGTYP_PACKETS 3 /* logmode: SSH data packets */
135 GLOBAL char *logfile;
138 * Window handles for the dialog boxes that can be running during a
144 * I've just looked in the windows standard headr files for WM_USER, there
145 * are hundreds of flags defined using the form WM_USER+123 so I've
146 * renumbered this NETEVENT value and the two in window.c
148 #define WM_XUSER (WM_USER + 0x2000)
149 #define WM_NETEVENT (WM_XUSER + 5)
152 TS_AYT, TS_BRK, TS_SYNCH, TS_EC, TS_EL, TS_GA, TS_NOP, TS_ABORT,
153 TS_AO, TS_IP, TS_SUSP, TS_EOR, TS_EOF, TS_LECHO, TS_RECHO, TS_PING,
159 MBT_LEFT, MBT_MIDDLE, MBT_RIGHT, /* `raw' button designations */
160 MBT_SELECT, MBT_EXTEND, MBT_PASTE, /* `cooked' button designations */
161 MBT_WHEEL_UP, MBT_WHEEL_DOWN /* mouse wheel */
165 MA_NOTHING, MA_CLICK, MA_2CLK, MA_3CLK, MA_DRAG, MA_RELEASE
169 VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN, VT_UNICODE
174 * SSH ciphers (both SSH1 and SSH2)
176 CIPHER_WARN, /* pseudo 'cipher' */
179 CIPHER_AES, /* (SSH 2 only) */
181 CIPHER_MAX /* no. ciphers (inc warn) */
186 * Line discipline option states: off, on, up to the backend.
188 LD_YES, LD_NO, LD_BACKEND
193 * Line discipline options which the backend might try to control.
195 LD_EDIT, /* local line editing */
196 LD_ECHO /* local echo */
201 * Close On Exit behaviours. (cfg.close_on_exit)
203 COE_NEVER, /* Never close the window */
204 COE_NORMAL, /* Close window on "normal" (non-error) exits only */
205 COE_ALWAYS /* Always close the window */
209 char *(*init) (char *host, int port, char **realhost, int nodelay);
210 /* back->send() returns the current amount of buffered data. */
211 int (*send) (char *buf, int len);
212 /* back->sendbuffer() does the same thing but without attempting a send */
213 int (*sendbuffer) (void);
215 void (*special) (Telnet_Special code);
216 Socket(*socket) (void);
217 int (*exitcode) (void);
218 int (*sendok) (void);
221 * back->unthrottle() tells the back end that the front end
222 * buffer is clearing.
224 void (*unthrottle) (int);
228 GLOBAL Backend *back;
230 extern struct backend_list {
240 enum { PROT_RAW, PROT_TELNET, PROT_RLOGIN, PROT_SSH } protocol;
243 int ping_interval; /* in seconds */
246 char proxy_exclude_list[512];
247 enum { PROXY_NONE, PROXY_HTTP, PROXY_SOCKS, PROXY_TELNET } proxy_type;
248 char proxy_host[512];
250 char proxy_username[32];
251 char proxy_password[32];
252 char proxy_telnet_command[512];
253 int proxy_socks_version;
255 char remote_cmd[512];
256 char remote_cmd2[512]; /* fallback if the first fails
257 * (used internally for scp) */
258 char *remote_cmd_ptr; /* might point to a larger command
259 * but never for loading/saving */
260 char *remote_cmd_ptr2; /* might point to a larger command
261 * but never for loading/saving */
265 int change_username; /* allow username switching in SSH2 */
266 int ssh_cipherlist[CIPHER_MAX];
267 char keyfile[FILENAME_MAX];
268 int sshprot; /* use v1 or v2 when both available */
269 int buggymac; /* MAC bug commmercial <=v2.3.x SSH2 */
270 int ssh2_des_cbc; /* "des-cbc" nonstandard SSH2 cipher */
273 int ssh_subsys; /* run a subsystem rather than a command */
274 int ssh_subsys2; /* fallback to go with remote_cmd2 */
278 char environmt[1024]; /* VAR\tvalue\0VAR\tvalue\0\0 */
280 char localusername[100];
283 /* Keyboard options */
287 int no_applic_c; /* totally disable app cursor keys */
288 int no_applic_k; /* totally disable app keypad */
289 int no_mouse_rep; /* totally disable mouse reporting */
290 int no_remote_resize; /* disable remote resizing */
291 int no_alt_screen; /* disable alternate screen */
292 int no_remote_wintitle; /* disable remote retitling */
293 int no_dbackspace; /* disable destructive backspace */
294 int no_remote_charset; /* disable remote charset config */
300 int alt_f4; /* is it special? */
301 int alt_space; /* is it special? */
302 int alt_only; /* is it special? */
306 int fullscreenonaltenter;
311 char wintitle[256]; /* initial window title */
312 /* Terminal options */
317 int cursor_type; /* 0=block 1=underline 2=vertical */
320 BELL_DISABLED, BELL_DEFAULT, BELL_VISUAL, BELL_WAVEFILE
323 B_IND_DISABLED, B_IND_FLASH, B_IND_STEADY
325 int bellovl; /* bell overload protection active? */
326 int bellovl_n; /* number of bells to cause overload */
327 int bellovl_t; /* time interval for overload (seconds) */
328 int bellovl_s; /* period of silence to re-enable bell (s) */
329 char bell_wavefile[FILENAME_MAX];
331 int scrollbar_in_fullscreen;
332 enum { RESIZE_TERM, RESIZE_DISABLED, RESIZE_FONT, RESIZE_EITHER } resize_action;
341 char logfilename[FILENAME_MAX];
347 char answerback[256];
352 unsigned char colours[22][3];
353 /* Selection options */
362 char line_codepage[128];
363 int xlat_capslockcyr;
366 char x11_display[128];
367 /* port forwarding */
368 int lport_acceptall; /* accept conns from hosts other than localhost */
369 int rport_acceptall; /* same for remote forwarded ports (SSH2 only) */
370 char portfwd[1024]; /* [LR]localport\thost:port\000[LR]localport\thost:port\000\000 */
371 /* SSH bug compatibility modes */
373 BUG_AUTO, BUG_OFF, BUG_ON
374 } sshbug_ignore1, sshbug_plainpw1, sshbug_rsa1,
375 sshbug_hmac2, sshbug_derivekey2, sshbug_rsapad2;
379 * You can compile with -DSSH_DEFAULT to have ssh by default.
382 #define DEFAULT_PROTOCOL PROT_TELNET
383 #define DEFAULT_PORT 23
385 #define DEFAULT_PROTOCOL PROT_SSH
386 #define DEFAULT_PORT 22
390 * Some global flags denoting the type of application.
392 * FLAG_VERBOSE is set when the user requests verbose details.
394 * FLAG_STDERR is set in command-line applications (which have a
395 * functioning stderr that it makes sense to write to) and not in
396 * GUI applications (which don't).
398 * FLAG_INTERACTIVE is set when a full interactive shell session is
399 * being run, _either_ because no remote command has been provided
400 * _or_ because the application is GUI and can't run non-
403 #define FLAG_VERBOSE 0x0001
404 #define FLAG_STDERR 0x0002
405 #define FLAG_INTERACTIVE 0x0004
409 GLOBAL int default_protocol;
410 GLOBAL int default_port;
412 struct RSAKey; /* be a little careful of scope */
415 * Exports from window.c.
417 void request_resize(int, int);
418 void do_text(Context, int, int, char *, int, unsigned long, int);
419 void do_cursor(Context, int, int, char *, int, unsigned long, int);
420 int CharWidth(Context ctx, int uc);
421 void set_title(char *);
422 void set_icon(char *);
423 void set_sbar(int, int, int);
424 Context get_ctx(void);
425 void free_ctx(Context);
426 void palette_set(int, int, int, int);
427 void palette_reset(void);
428 void write_aclip(char *, int, int);
429 void write_clip(wchar_t *, int, int);
430 void get_clip(wchar_t **, int *);
431 void optimised_move(int, int, int);
432 void set_raw_mouse_mode(int);
433 Mouse_Button translate_button(Mouse_Button b);
434 void connection_fatal(char *, ...);
435 void fatalbox(char *, ...);
437 void begin_session(void);
438 void sys_cursor(int x, int y);
439 #define OPTIMISE_IS_SCROLL 1
441 void set_iconic(int iconic);
442 void move_window(int x, int y);
443 void set_zorder(int top);
444 void refresh_window(void);
445 void set_zoomed(int zoomed);
447 void get_window_pos(int *x, int *y);
448 void get_window_pixels(int *x, int *y);
449 char *get_window_title(int icon);
451 void cleanup_exit(int);
454 * Exports from noise.c.
456 void noise_get_heavy(void (*func) (void *, int));
457 void noise_get_light(void (*func) (void *, int));
458 void noise_regular(void);
459 void noise_ultralight(DWORD data);
460 void random_save_seed(void);
461 void random_destroy_seed(void);
464 * Exports from windlg.c.
466 void defuse_showwindow(void);
468 int do_reconfig(HWND);
469 void do_defaults(char *, Config *);
470 void logevent(char *);
471 void showeventlog(HWND);
472 void showabout(HWND);
473 void verify_ssh_host_key(char *host, int port, char *keytype,
474 char *keystr, char *fingerprint);
475 void askcipher(char *ciphername, int cs);
476 int askappend(char *filename);
477 void registry_cleanup(void);
478 void force_normal(HWND hwnd);
480 GLOBAL int nsessions;
481 GLOBAL char **sessions;
484 * Exports from settings.c.
486 void save_settings(char *section, int do_host, Config * cfg);
487 void load_settings(char *section, int do_host, Config * cfg);
488 void get_sesslist(int allocate);
491 * Exports from terminal.c.
494 void term_init(void);
495 void term_size(int, int, int);
497 void term_paint(Context, int, int, int, int);
498 void term_scroll(int, int);
499 void term_pwron(void);
500 void term_clrsb(void);
501 void term_mouse(Mouse_Button, Mouse_Action, int, int, int, int, int);
502 void term_deselect(void);
503 void term_update(void);
504 void term_invalidate(void);
505 void term_blink(int set_cursor);
506 void term_do_paste(void);
507 void term_paste(void);
508 void term_nopaste(void);
509 int term_ldisc(int option);
510 int from_backend(int is_stderr, char *data, int len);
512 void logfclose(void);
513 void term_copyall(void);
514 void term_reconfig(void);
517 * Exports from logging.c.
519 void logtraffic(unsigned char c, int logmode);
520 enum { PKT_INCOMING, PKT_OUTGOING };
521 void log_eventlog(char *string);
522 void log_packet(int direction, int type, char *texttype, void *data, int len);
525 * Exports from raw.c.
528 extern Backend raw_backend;
531 * Exports from rlogin.c.
534 extern Backend rlogin_backend;
537 * Exports from telnet.c.
540 extern Backend telnet_backend;
543 * Exports from ssh.c. (NB the getline variables have to be GLOBAL
544 * so that PuTTYtel will still compile - otherwise it would depend
548 GLOBAL int (*ssh_get_line) (const char *prompt, char *str, int maxlen,
550 GLOBAL int ssh_getline_pw_only;
551 extern Backend ssh_backend;
554 * Exports from ldisc.c.
557 extern void ldisc_send(char *buf, int len, int interactive);
560 * Exports from sshrand.c.
563 void random_add_noise(void *noise, int length);
564 void random_init(void);
565 int random_byte(void);
566 void random_get_savedata(void **data, int *len);
567 extern int random_active;
570 * Exports from misc.c.
576 * Exports from version.c.
581 * Exports from sizetip.c.
583 void UpdateSizeTip(HWND src, int cx, int cy);
584 void EnableSizeTip(int bEnable);
587 * Exports from unicode.c.
590 #define CP_UTF8 65001
592 void init_ucs_tables(void);
593 void lpage_send(int codepage, char *buf, int len, int interactive);
594 void luni_send(wchar_t * widebuf, int len, int interactive);
595 wchar_t xlat_uskbd2cyrllic(int ch);
596 int check_compose(int first, int second);
597 int decode_codepage(char *cp_name);
598 char *cp_enumerate (int index);
599 char *cp_name(int codepage);
600 void get_unitab(int codepage, wchar_t * unitab, int ftype);
603 * Exports from mscrypto.c
606 int crypto_startup();
607 void crypto_wrapup();
611 * Exports from pageantc.c
613 void agent_query(void *in, int inlen, void **out, int *outlen);
614 int agent_exists(void);
617 * Exports from wildcard.c
619 const char *wc_error(int value);
620 int wc_match(const char *wildcard, const char *target);
621 int wc_unescape(char *output, const char *wildcard);
624 * Exports from console.c (that aren't equivalents to things in
627 extern int console_batch_mode;
628 int console_get_line(const char *prompt, char *str, int maxlen, int is_pw);
631 * Exports from printing.c.
633 typedef struct printer_enum_tag printer_enum;
634 typedef struct printer_job_tag printer_job;
635 printer_enum *printer_start_enum(int *nprinters);
636 char *printer_get_name(printer_enum *, int);
637 void printer_finish_enum(printer_enum *);
638 printer_job *printer_start_job(char *printer);
639 void printer_job_data(printer_job *, void *, int);
640 void printer_finish_job(printer_job *);
643 * Exports from cmdline.c (and also cmdline_error(), which is
644 * defined differently in various places and required _by_
647 int cmdline_process_param(char *, char *, int);
648 void cmdline_run_saved(void);
649 extern char *cmdline_password;
650 #define TOOLTYPE_FILETRANSFER 1
651 extern int cmdline_tooltype;
653 void cmdline_error(char *, ...);