Prompt before summarily closing a session
[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 ATTR_ASCII 0x00000000UL /* normal ASCII charset ESC ( B */
25 #define ATTR_GBCHR 0x00100000UL /* UK variant charset ESC ( A */
26 #define ATTR_LINEDRW 0x00200000UL /* line drawing charset ESC ( 0 */
27
28 #define ATTR_BOLD 0x00000100UL
29 #define ATTR_UNDER 0x00000200UL
30 #define ATTR_REVERSE 0x00000400UL
31 #define ATTR_FGMASK 0x0000F000UL
32 #define ATTR_BGMASK 0x000F0000UL
33 #define ATTR_FGSHIFT 12
34 #define ATTR_BGSHIFT 16
35
36 #define ATTR_DEFAULT 0x00098000UL
37 #define ATTR_DEFFG 0x00008000UL
38 #define ATTR_DEFBG 0x00090000UL
39 #define ATTR_CUR_XOR 0x000BA000UL
40 #define ERASE_CHAR (ATTR_DEFAULT | ' ')
41 #define ATTR_MASK 0xFFFFFF00UL
42 #define CHAR_MASK 0x000000FFUL
43
44 typedef HDC Context;
45 #define SEL_NL { 13, 10 }
46
47 GLOBAL int rows, cols, savelines;
48
49 GLOBAL int font_width, font_height;
50
51 #define INBUF_SIZE 2048
52 #define INBUF_MASK (INBUF_SIZE-1)
53 GLOBAL unsigned char inbuf[INBUF_SIZE];
54 GLOBAL int inbuf_head, inbuf_reap;
55
56 #define OUTBUF_SIZE 2048
57 #define OUTBUF_MASK (OUTBUF_SIZE-1)
58 GLOBAL unsigned char outbuf[OUTBUF_SIZE];
59 GLOBAL int outbuf_head, outbuf_reap;
60
61 GLOBAL int has_focus;
62
63 GLOBAL int app_cursor_keys, app_keypad_keys;
64
65 #define WM_NETEVENT (WM_USER + 1)
66
67 typedef enum {
68 TS_AYT, TS_BRK, TS_SYNCH, TS_EC, TS_EL, TS_GA, TS_NOP, TS_ABORT,
69 TS_AO, TS_IP, TS_SUSP, TS_EOR, TS_EOF
70 } Telnet_Special;
71
72 typedef enum {
73 MB_NOTHING, MB_SELECT, MB_EXTEND, MB_PASTE
74 } Mouse_Button;
75
76 typedef enum {
77 MA_NOTHING, MA_CLICK, MA_2CLK, MA_3CLK, MA_DRAG, MA_RELEASE
78 } Mouse_Action;
79
80 typedef enum {
81 VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN
82 } VT_Mode;
83
84 typedef struct {
85 char *(*init) (HWND hwnd, char *host, int port, char **realhost);
86 int (*msg) (WPARAM wParam, LPARAM lParam);
87 void (*send) (char *buf, int len);
88 void (*size) (void);
89 void (*special) (Telnet_Special code);
90 } Backend;
91
92 GLOBAL Backend *back;
93
94 typedef struct {
95 /* Basic options */
96 char host[512];
97 int port;
98 enum { PROT_RAW, PROT_TELNET, PROT_SSH } protocol;
99 int close_on_exit;
100 /* SSH options */
101 int nopty;
102 enum { CIPHER_3DES, CIPHER_BLOWFISH, CIPHER_DES } cipher;
103 /* Telnet options */
104 char termtype[32];
105 char termspeed[32];
106 char environmt[1024]; /* VAR\tvalue\0VAR\tvalue\0\0 */
107 char username[32];
108 int rfc_environ;
109 /* Keyboard options */
110 int bksp_is_delete;
111 int rxvt_homeend;
112 int linux_funkeys;
113 int app_cursor;
114 int app_keypad;
115 /* Terminal options */
116 int savelines;
117 int dec_om;
118 int wrap_mode;
119 int lfhascr;
120 int win_name_always;
121 int width, height;
122 char font[64];
123 int fontisbold;
124 int fontheight;
125 VT_Mode vtmode;
126 /* Colour options */
127 int try_palette;
128 int bold_colour;
129 unsigned char colours[22][3];
130 /* Selection options */
131 int mouse_is_xterm;
132 short wordness[256];
133 } Config;
134
135 /*
136 * You can compile with -DSSH_DEFAULT to have ssh by default.
137 */
138 #ifndef SSH_DEFAULT
139 #define DEFAULT_PROTOCOL PROT_TELNET
140 #define DEFAULT_PORT 23
141 #else
142 #define DEFAULT_PROTOCOL PROT_SSH
143 #define DEFAULT_PORT 22
144 #endif
145
146 GLOBAL Config cfg;
147 GLOBAL int default_protocol;
148 GLOBAL int default_port;
149
150 /*
151 * Exports from window.c.
152 */
153 void request_resize (int, int);
154 void do_text (Context, int, int, char *, int, unsigned long);
155 void set_title (char *);
156 void set_icon (char *);
157 void set_sbar (int, int, int);
158 Context get_ctx(void);
159 void free_ctx (Context);
160 void palette_set (int, int, int, int);
161 void palette_reset (void);
162 void write_clip (void *, int);
163 void get_clip (void **, int *);
164 void optimised_move (int, int, int);
165 void fatalbox (char *, ...);
166 void beep (void);
167 #define OPTIMISE_IS_SCROLL 1
168
169 /*
170 * Exports from noise.c.
171 */
172 void noise_get_heavy(void (*func) (void *, int));
173 void noise_get_light(void (*func) (void *, int));
174 void noise_ultralight(DWORD data);
175 void random_save_seed(void);
176
177 /*
178 * Exports from windlg.c.
179 */
180 int do_config (void);
181 int do_reconfig (HWND);
182 void do_defaults (char *);
183 void lognegot (char *);
184 void shownegot (HWND);
185 void showabout (HWND);
186 void verify_ssh_host_key(char *host, struct RSAKey *key);
187 void get_sesslist(int allocate);
188
189 GLOBAL int nsessions;
190 GLOBAL char **sessions;
191
192 /*
193 * Exports from terminal.c.
194 */
195
196 void term_init (void);
197 void term_size (int, int, int);
198 void term_out (void);
199 void term_paint (Context, int, int, int, int);
200 void term_scroll (int, int);
201 void term_pwron (void);
202 void term_clrsb (void);
203 void term_mouse (Mouse_Button, Mouse_Action, int, int);
204 void term_deselect (void);
205 void term_update (void);
206 void term_invalidate(void);
207
208 /*
209 * Exports from raw.c.
210 */
211
212 Backend raw_backend;
213
214 /*
215 * Exports from telnet.c.
216 */
217
218 extern Backend telnet_backend;
219
220 /*
221 * Exports from ssh.c.
222 */
223
224 extern Backend ssh_backend;
225
226 /*
227 * Exports from sshrand.c.
228 */
229
230 void random_add_noise(void *noise, int length);
231 void random_init(void);
232 int random_byte(void);
233 void random_get_savedata(void **data, int *len);
234
235 /*
236 * Exports from misc.c.
237 */
238
239 /* #define MALLOC_LOG do this if you suspect putty of leaking memory */
240 #ifdef MALLOC_LOG
241 #define smalloc(z) (mlog(__FILE__,__LINE__), safemalloc(z))
242 #define srealloc(y,z) (mlog(__FILE__,__LINE__), saferealloc(y,z))
243 #define sfree(z) (mlog(__FILE__,__LINE__), safefree(z))
244 void mlog(char *, int);
245 #else
246 #define smalloc safemalloc
247 #define srealloc saferealloc
248 #define sfree safefree
249 #endif
250
251 void *safemalloc(size_t);
252 void *saferealloc(void *, size_t);
253 void safefree(void *);
254
255 /*
256 * Exports from version.c.
257 */
258 extern char ver[];
259
260 /*
261 * A debug system.
262 */
263 #ifdef DEBUG
264 #include <stdarg.h>
265 #define debug(x) (dprintf x)
266 static void dprintf(char *fmt, ...) {
267 char buf[2048];
268 DWORD dw;
269 va_list ap;
270 static int gotconsole = 0;
271
272 if (!gotconsole) {
273 AllocConsole();
274 gotconsole = 1;
275 }
276
277 va_start(ap, fmt);
278 vsprintf(buf, fmt, ap);
279 WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), buf, strlen(buf), &dw, NULL);
280 va_end(ap);
281 }
282 #else
283 #define debug(x)
284 #endif
285
286 #endif