mdw@git.distorted.org.uk Git - sgt/putty/blob - putty.h

   1 #ifndef PUTTY_PUTTY_H
   2 #define PUTTY_PUTTY_H
   3
   4 #include "network.h"
   5
   6 #define PUTTY_REG_POS "Software\\SimonTatham\\PuTTY"
   7 #define PUTTY_REG_PARENT "Software\\SimonTatham"
   8 #define PUTTY_REG_PARENT_CHILD "PuTTY"
   9 #define PUTTY_REG_GPARENT "Software"
  10 #define PUTTY_REG_GPARENT_CHILD "SimonTatham"
  11
  12 /*
  13  * Global variables. Most modules declare these `extern', but
  14  * window.c will do `#define PUTTY_DO_GLOBALS' before including this
  15  * module, and so will get them properly defined.
  16  */
  17 #ifdef PUTTY_DO_GLOBALS
  18 #define GLOBAL
  19 #else
  20 #define GLOBAL extern
  21 #endif
  22
  23 #define ATTR_ACTCURS 0x80000000UL      /* active cursor (block) */
  24 #define ATTR_PASCURS 0x40000000UL      /* passive cursor (box) */
  25 #define ATTR_INVALID 0x20000000UL
  26 #define ATTR_WRAPPED 0x10000000UL
  27
  28 #define LATTR_NORM   0x00000000UL
  29 #define LATTR_WIDE   0x01000000UL
  30 #define LATTR_TOP    0x02000000UL
  31 #define LATTR_BOT    0x03000000UL
  32 #define LATTR_MODE   0x03000000UL
  33
  34 #define ATTR_ASCII   0x00000000UL      /* normal ASCII charset ESC ( B */
  35 #define ATTR_GBCHR   0x00100000UL      /* UK variant   charset ESC ( A */
  36 #define ATTR_LINEDRW 0x00200000UL      /* line drawing charset ESC ( 0 */
  37
  38 #define ATTR_BOLD    0x00000100UL
  39 #define ATTR_UNDER   0x00000200UL
  40 #define ATTR_REVERSE 0x00000400UL
  41 #define ATTR_BLINK   0x00000800UL
  42 #define ATTR_FGMASK  0x0000F000UL
  43 #define ATTR_BGMASK  0x000F0000UL
  44 #define ATTR_FGSHIFT 12
  45 #define ATTR_BGSHIFT 16
  46
  47 #define ATTR_DEFAULT 0x00098000UL
  48 #define ATTR_DEFFG   0x00008000UL
  49 #define ATTR_DEFBG   0x00090000UL
  50 #define ATTR_CUR_XOR 0x000BA000UL
  51 #define ERASE_CHAR   (ATTR_DEFAULT | ' ')
  52 #define ATTR_MASK    0xFFFFFF00UL
  53 #define CHAR_MASK    0x000000FFUL
  54
  55 typedef HDC Context;
  56 #define SEL_NL { 13, 10 }
  57
  58 GLOBAL int rows, cols, savelines;
  59
  60 GLOBAL int font_width, font_height;
  61
  62 #define INBUF_SIZE 2048
  63 GLOBAL unsigned char inbuf[INBUF_SIZE];
  64 GLOBAL int inbuf_head;
  65
  66 #define OUTBUF_SIZE 2048
  67 #define OUTBUF_MASK (OUTBUF_SIZE-1)
  68 GLOBAL unsigned char outbuf[OUTBUF_SIZE];
  69 GLOBAL int outbuf_head, outbuf_reap;
  70
  71 GLOBAL int has_focus;
  72
  73 GLOBAL int app_cursor_keys, app_keypad_keys, vt52_mode;
  74 GLOBAL int repeat_off, cr_lf_return;
  75
  76 GLOBAL int seen_key_event;
  77 GLOBAL int seen_disp_event;
  78
  79 GLOBAL int session_closed;
  80
  81 GLOBAL char *logfile;
  82
  83 /*
  84  * I've just looked in the windows standard headr files for WM_USER, there
  85  * are hundreds of flags defined using the form WM_USER+123 so I've
  86  * renumbered this NETEVENT value and the two in window.c
  87  */
  88 #define WM_XUSER     (WM_USER + 0x2000)
  89 #define WM_NETEVENT  (WM_XUSER + 5)
  90
  91 typedef enum {
  92     TS_AYT, TS_BRK, TS_SYNCH, TS_EC, TS_EL, TS_GA, TS_NOP, TS_ABORT,
  93     TS_AO, TS_IP, TS_SUSP, TS_EOR, TS_EOF, TS_LECHO, TS_RECHO, TS_PING
  94 } Telnet_Special;
  95
  96 typedef enum {
  97     MB_NOTHING, MB_SELECT, MB_EXTEND, MB_PASTE
  98 } Mouse_Button;
  99
 100 typedef enum {
 101     MA_NOTHING, MA_CLICK, MA_2CLK, MA_3CLK, MA_DRAG, MA_RELEASE
 102 } Mouse_Action;
 103
 104 typedef enum {
 105     VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN
 106 } VT_Mode;
 107
 108 typedef struct {
 109     char *(*init) (char *host, int port, char **realhost);
 110     void (*send) (char *buf, int len);
 111     void (*size) (void);
 112     void (*special) (Telnet_Special code);
 113     Socket (*socket) (void);
 114     int (*sendok) (void);
 115     int default_port;
 116 } Backend;
 117
 118 GLOBAL Backend *back;
 119
 120 extern struct backend_list {
 121     int protocol;
 122     char *name;
 123     Backend *backend;
 124 } backends[];
 125
 126 typedef struct {
 127     void (*send) (char *buf, int len);
 128 } Ldisc;
 129
 130 GLOBAL Ldisc *ldisc;
 131
 132 typedef struct {
 133     /* Basic options */
 134     char host[512];
 135     int port;
 136     enum { PROT_RAW, PROT_TELNET, PROT_SSH } protocol;
 137     int close_on_exit;
 138     int warn_on_close;
 139     int ping_interval;
 140     /* SSH options */
 141     char remote_cmd[512];
 142     int nopty;
 143     int agentfwd;
 144     enum { CIPHER_3DES, CIPHER_BLOWFISH, CIPHER_DES } cipher;
 145     char keyfile[FILENAME_MAX];
 146     int sshprot;                       /* use v1 or v2 when both available */
 147     int buggymac;                      /* MAC bug commmercial <=v2.3.x SSH2 */
 148     int try_tis_auth;
 149     /* Telnet options */
 150     char termtype[32];
 151     char termspeed[32];
 152     char environmt[1024];                    /* VAR\tvalue\0VAR\tvalue\0\0 */
 153     char username[32];
 154     int rfc_environ;
 155     /* Keyboard options */
 156     int bksp_is_delete;
 157     int rxvt_homeend;
 158     int funky_type;
 159     int no_applic_c;                   /* totally disable app cursor keys */
 160     int no_applic_k;                   /* totally disable app keypad */
 161     int app_cursor;
 162     int app_keypad;
 163     int nethack_keypad;
 164     int alt_f4;                        /* is it special? */
 165     int alt_space;                     /* is it special? */
 166     int alt_only;                      /* is it special? */
 167     int ldisc_term;
 168     int scroll_on_key;
 169     int scroll_on_disp;
 170     int compose_key;
 171     char wintitle[256];                /* initial window title */
 172     /* Terminal options */
 173     int savelines;
 174     int dec_om;
 175     int wrap_mode;
 176     int lfhascr;
 177     int blink_cur;
 178     int beep;
 179     int scrollbar;
 180     int locksize;
 181     int bce;
 182     int blinktext;
 183     int win_name_always;
 184     int width, height;
 185     char font[64];
 186     int fontisbold;
 187     int fontheight;
 188     int fontcharset;
 189     /* Colour options */
 190     int try_palette;
 191     int bold_colour;
 192     unsigned char colours[22][3];
 193     /* Selection options */
 194     int mouse_is_xterm;
 195     short wordness[256];
 196     /* translations */
 197     VT_Mode vtmode;
 198     int xlat_enablekoiwin;
 199     int xlat_88592w1250;
 200     int xlat_88592cp852;
 201     int xlat_capslockcyr;
 202 } Config;
 203
 204 /*
 205  * You can compile with -DSSH_DEFAULT to have ssh by default.
 206  */
 207 #ifndef SSH_DEFAULT
 208 #define DEFAULT_PROTOCOL PROT_TELNET
 209 #define DEFAULT_PORT 23
 210 #else
 211 #define DEFAULT_PROTOCOL PROT_SSH
 212 #define DEFAULT_PORT 22
 213 #endif
 214
 215 /*
 216  * Some global flags denoting the type of application.
 217  *
 218  * FLAG_VERBOSE is set when the user requests verbose details.
 219  *
 220  * FLAG_STDERR is set in command-line applications (which have a
 221  * functioning stderr that it makes sense to write to) and not in
 222  * GUI applications (which don't).
 223  *
 224  * FLAG_INTERACTIVE is set when a full interactive shell session is
 225  * being run, _either_ because no remote command has been provided
 226  * _or_ because the application is GUI and can't run non-
 227  * interactively.
 228  */
 229 #define FLAG_VERBOSE     0x0001
 230 #define FLAG_STDERR      0x0002
 231 #define FLAG_INTERACTIVE 0x0004
 232 GLOBAL int flags;
 233
 234 GLOBAL Config cfg;
 235 GLOBAL int default_protocol;
 236 GLOBAL int default_port;
 237
 238 struct RSAKey;                         /* be a little careful of scope */
 239
 240 /*
 241  * Exports from window.c.
 242  */
 243 void request_resize (int, int, int);
 244 void do_text (Context, int, int, char *, int, unsigned long, int);
 245 void set_title (char *);
 246 void set_icon (char *);
 247 void set_sbar (int, int, int);
 248 Context get_ctx(void);
 249 void free_ctx (Context);
 250 void palette_set (int, int, int, int);
 251 void palette_reset (void);
 252 void write_clip (void *, int, int);
 253 void get_clip (void **, int *);
 254 void optimised_move (int, int, int);
 255 void connection_fatal(char *, ...);
 256 void fatalbox (char *, ...);
 257 void beep (int);
 258 void begin_session(void);
 259 void sys_cursor(int x, int y);
 260 #define OPTIMISE_IS_SCROLL 1
 261
 262 /*
 263  * Exports from noise.c.
 264  */
 265 void noise_get_heavy(void (*func)(void *, int));
 266 void noise_get_light(void (*func)(void *, int));
 267 void noise_regular(void);
 268 void noise_ultralight(DWORD data);
 269 void random_save_seed(void);
 270 void random_destroy_seed(void);
 271
 272 /*
 273  * Exports from windlg.c.
 274  */
 275 void defuse_showwindow(void);
 276 int do_config (void);
 277 int do_reconfig (HWND);
 278 void do_defaults (char *, Config *);
 279 void logevent (char *);
 280 void showeventlog (HWND);
 281 void showabout (HWND);
 282 void verify_ssh_host_key(char *host, int port, char *keytype,
 283                          char *keystr, char *fingerprint);
 284 void registry_cleanup(void);
 285
 286 GLOBAL int nsessions;
 287 GLOBAL char **sessions;
 288
 289 /*
 290  * Exports from settings.c.
 291  */
 292 void save_settings (char *section, int do_host, Config *cfg);
 293 void load_settings (char *section, int do_host, Config *cfg);
 294 void get_sesslist(int allocate);
 295
 296 /*
 297  * Exports from terminal.c.
 298  */
 299
 300 void term_init (void);
 301 void term_size (int, int, int);
 302 void term_out (void);
 303 void term_paint (Context, int, int, int, int);
 304 void term_scroll (int, int);
 305 void term_pwron (void);
 306 void term_clrsb (void);
 307 void term_mouse (Mouse_Button, Mouse_Action, int, int);
 308 void term_deselect (void);
 309 void term_update (void);
 310 void term_invalidate(void);
 311 void term_blink(int set_cursor);
 312 void term_paste(void);
 313 void term_nopaste(void);
 314 void from_backend(int is_stderr, char *data, int len);
 315
 316 /*
 317  * Exports from raw.c.
 318  */
 319
 320 extern Backend raw_backend;
 321
 322 /*
 323  * Exports from telnet.c.
 324  */
 325
 326 extern Backend telnet_backend;
 327
 328 /*
 329  * Exports from ssh.c.
 330  */
 331
 332 extern int (*ssh_get_password)(const char *prompt, char *str, int maxlen);
 333 extern Backend ssh_backend;
 334
 335 /*
 336  * Exports from ldisc.c.
 337  */
 338
 339 extern Ldisc ldisc_term, ldisc_simple;
 340
 341 /*
 342  * Exports from sshrand.c.
 343  */
 344
 345 void random_add_noise(void *noise, int length);
 346 void random_init(void);
 347 int random_byte(void);
 348 void random_get_savedata(void **data, int *len);
 349
 350 /*
 351  * Exports from misc.c.
 352  */
 353
 354 /* #define MALLOC_LOG  do this if you suspect putty of leaking memory */
 355 #ifdef MALLOC_LOG
 356 #define smalloc(z) (mlog(__FILE__,__LINE__), safemalloc(z))
 357 #define srealloc(y,z) (mlog(__FILE__,__LINE__), saferealloc(y,z))
 358 #define sfree(z) (mlog(__FILE__,__LINE__), safefree(z))
 359 void mlog(char *, int);
 360 #else
 361 #define smalloc safemalloc
 362 #define srealloc saferealloc
 363 #define sfree safefree
 364 #endif
 365
 366 void *safemalloc(size_t);
 367 void *saferealloc(void *, size_t);
 368 void safefree(void *);
 369
 370 /*
 371  * Exports from version.c.
 372  */
 373 extern char ver[];
 374
 375 /*
 376  * Exports from sizetip.c.
 377  */
 378 void UpdateSizeTip(HWND src, int cx, int cy);
 379 void EnableSizeTip(int bEnable);
 380
 381 /*
 382  * Exports from xlat.c.
 383  */
 384 unsigned char xlat_kbd2tty(unsigned char c);
 385 unsigned char xlat_tty2scr(unsigned char c);
 386 unsigned char xlat_latkbd2win(unsigned char c);
 387
 388 /*
 389  * Exports from mscrypto.c
 390  */
 391 #ifdef MSCRYPTOAPI
 392 int crypto_startup();
 393 void crypto_wrapup();
 394 #endif
 395
 396 /*
 397  * Exports from pageantc.c
 398  */
 399 void agent_query(void *in, int inlen, void **out, int *outlen);
 400 int agent_exists(void);
 401
 402 /*
 403  * A debug system.
 404  */
 405 #ifdef DEBUG
 406 #include <stdarg.h>
 407 #define debug(x) (dprintf x)
 408 static void dprintf(char *fmt, ...) {
 409     char buf[2048];
 410     DWORD dw;
 411     va_list ap;
 412     static int gotconsole = 0;
 413
 414     if (!gotconsole) {
 415         AllocConsole();
 416         gotconsole = 1;
 417     }
 418
 419     va_start(ap, fmt);
 420     vsprintf(buf, fmt, ap);
 421     WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), buf, strlen(buf), &dw, NULL);
 422     va_end(ap);
 423 }
 424 #else
 425 #define debug(x)
 426 #endif
 427
 428 #endif