a813511721a2d4337849f309de4ac3ddc4edd8c8
[u/mdw/putty] / putty.h
1 #ifndef PUTTY_PUTTY_H
2 #define PUTTY_PUTTY_H
3
4 #define PUTTY_REG_POS "Software\\SimonTatham\\PuTTY"
5
6 /*
7 * Global variables. Most modules declare these `extern', but
8 * window.c will do `#define PUTTY_DO_GLOBALS' before including this
9 * module, and so will get them properly defined.
10 */
11 #ifdef PUTTY_DO_GLOBALS
12 #define GLOBAL
13 #else
14 #define GLOBAL extern
15 #endif
16
17 GLOBAL HINSTANCE putty_inst;
18
19 #define ATTR_ACTCURS 0x80000000UL /* active cursor (block) */
20 #define ATTR_PASCURS 0x40000000UL /* passive cursor (box) */
21 #define ATTR_INVALID 0x20000000UL
22 #define ATTR_WRAPPED 0x10000000UL
23
24 #define LATTR_NORM 0x00000000UL
25 #define LATTR_WIDE 0x01000000UL
26 #define LATTR_TOP 0x02000000UL
27 #define LATTR_BOT 0x03000000UL
28 #define LATTR_MODE 0x03000000UL
29
30 #define ATTR_ASCII 0x00000000UL /* normal ASCII charset ESC ( B */
31 #define ATTR_GBCHR 0x00100000UL /* UK variant charset ESC ( A */
32 #define ATTR_LINEDRW 0x00200000UL /* line drawing charset ESC ( 0 */
33
34 #define ATTR_BOLD 0x00000100UL
35 #define ATTR_UNDER 0x00000200UL
36 #define ATTR_REVERSE 0x00000400UL
37 #define ATTR_BLINK 0x00000800UL
38 #define ATTR_FGMASK 0x0000F000UL
39 #define ATTR_BGMASK 0x000F0000UL
40 #define ATTR_FGSHIFT 12
41 #define ATTR_BGSHIFT 16
42
43 #define ATTR_DEFAULT 0x00098000UL
44 #define ATTR_DEFFG 0x00008000UL
45 #define ATTR_DEFBG 0x00090000UL
46 #define ATTR_CUR_XOR 0x000BA000UL
47 #define ERASE_CHAR (ATTR_DEFAULT | ' ')
48 #define ATTR_MASK 0xFFFFFF00UL
49 #define CHAR_MASK 0x000000FFUL
50
51 typedef HDC Context;
52 #define SEL_NL { 13, 10 }
53
54 GLOBAL int rows, cols, savelines;
55
56 GLOBAL int font_width, font_height;
57
58 #define c_write1(_C) do { if (inbuf_head >= INBUF_SIZE) term_out(); \
59 inbuf[inbuf_head++] = (_C) ; } while(0)
60 #define INBUF_SIZE 2048
61 GLOBAL unsigned char inbuf[INBUF_SIZE];
62 GLOBAL int inbuf_head;
63
64 #define OUTBUF_SIZE 2048
65 #define OUTBUF_MASK (OUTBUF_SIZE-1)
66 GLOBAL unsigned char outbuf[OUTBUF_SIZE];
67 GLOBAL int outbuf_head, outbuf_reap;
68
69 GLOBAL int has_focus;
70
71 GLOBAL int app_cursor_keys, app_keypad_keys, vt52_mode;
72 GLOBAL int repeat_off, cr_lf_return;
73
74 GLOBAL int seen_key_event;
75 GLOBAL int seen_disp_event;
76
77 GLOBAL int session_closed;
78
79 GLOBAL char *logfile;
80
81 /*
82 * I've just looked in the windows standard headr files for WM_USER, there
83 * are hundreds of flags defined using the form WM_USER+123 so I've
84 * renumbered this NETEVENT value and the two in window.c
85 */
86 #define WM_XUSER (WM_USER + 0x2000)
87 #define WM_NETEVENT (WM_XUSER + 5)
88
89 typedef enum {
90 TS_AYT, TS_BRK, TS_SYNCH, TS_EC, TS_EL, TS_GA, TS_NOP, TS_ABORT,
91 TS_AO, TS_IP, TS_SUSP, TS_EOR, TS_EOF, TS_LECHO, TS_RECHO
92 } Telnet_Special;
93
94 typedef enum {
95 MB_NOTHING, MB_SELECT, MB_EXTEND, MB_PASTE
96 } Mouse_Button;
97
98 typedef enum {
99 MA_NOTHING, MA_CLICK, MA_2CLK, MA_3CLK, MA_DRAG, MA_RELEASE
100 } Mouse_Action;
101
102 typedef enum {
103 VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN
104 } VT_Mode;
105
106 typedef struct {
107 char *(*init) (HWND hwnd, char *host, int port, char **realhost);
108 int (*msg) (WPARAM wParam, LPARAM lParam);
109 void (*send) (char *buf, int len);
110 void (*size) (void);
111 void (*special) (Telnet_Special code);
112 } Backend;
113
114 GLOBAL Backend *back;
115
116 extern struct backend_list {
117 int protocol;
118 char *name;
119 Backend *backend;
120 } backends[];
121
122 typedef struct {
123 void (*send) (char *buf, int len);
124 } Ldisc;
125
126 GLOBAL Ldisc *ldisc;
127
128 typedef struct {
129 /* Basic options */
130 char host[512];
131 int port;
132 enum { PROT_RAW, PROT_TELNET, PROT_SSH } protocol;
133 int close_on_exit;
134 int warn_on_close;
135 /* SSH options */
136 int nopty;
137 enum { CIPHER_3DES, CIPHER_BLOWFISH, CIPHER_DES } cipher;
138 char keyfile[FILENAME_MAX];
139 int try_tis_auth;
140 /* Telnet options */
141 char termtype[32];
142 char termspeed[32];
143 char environmt[1024]; /* VAR\tvalue\0VAR\tvalue\0\0 */
144 char username[32];
145 int rfc_environ;
146 /* Keyboard options */
147 int bksp_is_delete;
148 int rxvt_homeend;
149 int funky_type;
150 int app_cursor;
151 int app_keypad;
152 int nethack_keypad;
153 int alt_f4; /* is it special? */
154 int alt_space; /* is it special? */
155 int ldisc_term;
156 int scroll_on_key;
157 /* Terminal options */
158 int savelines;
159 int dec_om;
160 int wrap_mode;
161 int lfhascr;
162 int blink_cur;
163 int beep;
164 int scrollbar;
165 int locksize;
166 int bce;
167 int blinktext;
168 int win_name_always;
169 int width, height;
170 char font[64];
171 int fontisbold;
172 int fontheight;
173 int fontcharset;
174 /* Colour options */
175 int try_palette;
176 int bold_colour;
177 unsigned char colours[22][3];
178 /* Selection options */
179 int mouse_is_xterm;
180 short wordness[256];
181 /* translations */
182 VT_Mode vtmode;
183 int xlat_enablekoiwin;
184 int xlat_88592w1250;
185 int xlat_capslockcyr;
186 } Config;
187
188 /*
189 * You can compile with -DSSH_DEFAULT to have ssh by default.
190 */
191 #ifndef SSH_DEFAULT
192 #define DEFAULT_PROTOCOL PROT_TELNET
193 #define DEFAULT_PORT 23
194 #else
195 #define DEFAULT_PROTOCOL PROT_SSH
196 #define DEFAULT_PORT 22
197 #endif
198
199 GLOBAL Config cfg;
200 GLOBAL int default_protocol;
201 GLOBAL int default_port;
202
203 struct RSAKey; /* be a little careful of scope */
204
205 /*
206 * Exports from window.c.
207 */
208 void request_resize (int, int, int);
209 void do_text (Context, int, int, char *, int, unsigned long, int);
210 void set_title (char *);
211 void set_icon (char *);
212 void set_sbar (int, int, int);
213 Context get_ctx(void);
214 void free_ctx (Context);
215 void palette_set (int, int, int, int);
216 void palette_reset (void);
217 void write_clip (void *, int);
218 void get_clip (void **, int *);
219 void optimised_move (int, int, int);
220 void fatalbox (char *, ...);
221 void beep (int);
222 #define OPTIMISE_IS_SCROLL 1
223
224 /*
225 * Exports from noise.c.
226 */
227 void noise_get_heavy(void (*func) (void *, int));
228 void noise_get_light(void (*func) (void *, int));
229 void noise_ultralight(DWORD data);
230 void random_save_seed(void);
231
232 /*
233 * Exports from windlg.c.
234 */
235 int do_config (void);
236 int do_reconfig (HWND);
237 void do_defaults (char *);
238 void logevent (char *);
239 void showeventlog (HWND);
240 void showabout (HWND);
241 void verify_ssh_host_key(char *host, char *keystr);
242 void get_sesslist(int allocate);
243
244 GLOBAL int nsessions;
245 GLOBAL char **sessions;
246
247 /*
248 * Exports from terminal.c.
249 */
250
251 void term_init (void);
252 void term_size (int, int, int);
253 void term_out (void);
254 void term_paint (Context, int, int, int, int);
255 void term_scroll (int, int);
256 void term_pwron (void);
257 void term_clrsb (void);
258 void term_mouse (Mouse_Button, Mouse_Action, int, int);
259 void term_deselect (void);
260 void term_update (void);
261 void term_invalidate(void);
262 void term_blink(int set_cursor);
263 void term_paste(void);
264 void term_nopaste(void);
265
266 /*
267 * Exports from raw.c.
268 */
269
270 extern Backend raw_backend;
271
272 /*
273 * Exports from telnet.c.
274 */
275
276 extern Backend telnet_backend;
277
278 /*
279 * Exports from ssh.c.
280 */
281
282 extern Backend ssh_backend;
283
284 /*
285 * Exports from ldisc.c.
286 */
287
288 extern Ldisc ldisc_term, ldisc_simple;
289
290 /*
291 * Exports from sshrand.c.
292 */
293
294 void random_add_noise(void *noise, int length);
295 void random_init(void);
296 int random_byte(void);
297 void random_get_savedata(void **data, int *len);
298
299 /*
300 * Exports from misc.c.
301 */
302
303 /* #define MALLOC_LOG do this if you suspect putty of leaking memory */
304 #ifdef MALLOC_LOG
305 #define smalloc(z) (mlog(__FILE__,__LINE__), safemalloc(z))
306 #define srealloc(y,z) (mlog(__FILE__,__LINE__), saferealloc(y,z))
307 #define sfree(z) (mlog(__FILE__,__LINE__), safefree(z))
308 void mlog(char *, int);
309 #else
310 #define smalloc safemalloc
311 #define srealloc saferealloc
312 #define sfree safefree
313 #endif
314
315 void *safemalloc(size_t);
316 void *saferealloc(void *, size_t);
317 void safefree(void *);
318
319 /*
320 * Exports from version.c.
321 */
322 extern char ver[];
323
324 /*
325 * Exports from sizetip.c.
326 */
327 void UpdateSizeTip(HWND src, int cx, int cy);
328 void EnableSizeTip(int bEnable);
329
330 /*
331 * Exports from xlat.c.
332 */
333 unsigned char xlat_kbd2tty(unsigned char c);
334 unsigned char xlat_tty2scr(unsigned char c);
335 unsigned char xlat_latkbd2win(unsigned char c);
336
337 /*
338 * Exports from mscrypto.c
339 */
340 #ifdef MSCRYPTOAPI
341 int crypto_startup();
342 void crypto_wrapup();
343 #endif
344
345 /*
346 * A debug system.
347 */
348 #ifdef DEBUG
349 #include <stdarg.h>
350 #define debug(x) (dprintf x)
351 static void dprintf(char *fmt, ...) {
352 char buf[2048];
353 DWORD dw;
354 va_list ap;
355 static int gotconsole = 0;
356
357 if (!gotconsole) {
358 AllocConsole();
359 gotconsole = 1;
360 }
361
362 va_start(ap, fmt);
363 vsprintf(buf, fmt, ap);
364 WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), buf, strlen(buf), &dw, NULL);
365 va_end(ap);
366 }
367 #else
368 #define debug(x)
369 #endif
370
371 #endif