putty/putty.h

638 строки
19 KiB
C

#ifndef PUTTY_PUTTY_H
#define PUTTY_PUTTY_H
#include <stdio.h> /* for FILENAME_MAX */
/*
* Global variables. Most modules declare these `extern', but
* window.c will do `#define PUTTY_DO_GLOBALS' before including this
* module, and so will get them properly defined.
*/
#ifndef GLOBAL
#ifdef PUTTY_DO_GLOBALS
#define GLOBAL
#else
#define GLOBAL extern
#endif
#endif
#ifndef DONE_TYPEDEFS
#define DONE_TYPEDEFS
typedef struct config_tag Config;
typedef struct backend_tag Backend;
typedef struct terminal_tag Terminal;
#endif
#include "puttyps.h"
#include "network.h"
/* Three attribute types:
* The ATTRs (normal attributes) are stored with the characters in the main
* display arrays
*
* The TATTRs (temporary attributes) are generated on the fly, they can overlap
* with characters but not with normal attributes.
*
* The LATTRs (line attributes) conflict with no others and only have one
* value per line. But on area clears the LATTR cells are set to the erase_char
* (or DEFAULT_ATTR + 'E')
*
* ATTR_INVALID is an illegal colour combination.
*/
#define TATTR_ACTCURS 0x4UL /* active cursor (block) */
#define TATTR_PASCURS 0x2UL /* passive cursor (box) */
#define TATTR_RIGHTCURS 0x1UL /* cursor-on-RHS */
#define LATTR_NORM 0x00000000UL
#define LATTR_WIDE 0x01000000UL
#define LATTR_TOP 0x02000000UL
#define LATTR_BOT 0x03000000UL
#define LATTR_MODE 0x03000000UL
#define LATTR_WRAPPED 0x10000000UL
#define ATTR_INVALID 0x00FF0000UL
/* Like Linux use the F000 page for direct to font. */
#define ATTR_OEMCP 0x0000F000UL /* OEM Codepage DTF */
#define ATTR_ACP 0x0000F100UL /* Ansi Codepage DTF */
/* These are internal use overlapping with the UTF-16 surrogates */
#define ATTR_ASCII 0x0000D800UL /* normal ASCII charset ESC ( B */
#define ATTR_LINEDRW 0x0000D900UL /* line drawing charset ESC ( 0 */
#define ATTR_SCOACS 0x0000DA00UL /* SCO Alternate charset */
#define ATTR_GBCHR 0x0000DB00UL /* UK variant charset ESC ( A */
#define CSET_MASK 0x0000FF00UL /* Character set mask; MUST be 0xFF00 */
#define DIRECT_CHAR(c) ((c&0xFC00)==0xD800)
#define DIRECT_FONT(c) ((c&0xFE00)==0xF000)
#define UCSERR (ATTR_LINEDRW|'a') /* UCS Format error character. */
#define UCSWIDE 0x303F
#define ATTR_NARROW 0x20000000UL
#define ATTR_WIDE 0x10000000UL
#define ATTR_BOLD 0x01000000UL
#define ATTR_UNDER 0x02000000UL
#define ATTR_REVERSE 0x04000000UL
#define ATTR_BLINK 0x08000000UL
#define ATTR_FGMASK 0x000F0000UL
#define ATTR_BGMASK 0x00F00000UL
#define ATTR_COLOURS 0x00FF0000UL
#define ATTR_FGSHIFT 16
#define ATTR_BGSHIFT 20
#define ATTR_DEFAULT 0x00980000UL
#define ATTR_DEFFG 0x00080000UL
#define ATTR_DEFBG 0x00900000UL
#define ERASE_CHAR (ATTR_DEFAULT | ATTR_ASCII | ' ')
#define ATTR_MASK 0xFFFFFF00UL
#define CHAR_MASK 0x000000FFUL
#define ATTR_CUR_AND (~(ATTR_BOLD|ATTR_REVERSE|ATTR_BLINK|ATTR_COLOURS))
#define ATTR_CUR_XOR 0x00BA0000UL
GLOBAL int session_closed;
GLOBAL int nsessions;
GLOBAL char **sessions;
GLOBAL int utf;
GLOBAL int dbcs_screenfont;
GLOBAL int font_codepage;
GLOBAL int kbd_codepage;
GLOBAL int line_codepage;
GLOBAL wchar_t unitab_scoacs[256];
GLOBAL wchar_t unitab_line[256];
GLOBAL wchar_t unitab_font[256];
GLOBAL wchar_t unitab_xterm[256];
GLOBAL wchar_t unitab_oemcp[256];
GLOBAL unsigned char unitab_ctrl[256];
#define LGXF_OVR 1 /* existing logfile overwrite */
#define LGXF_APN 0 /* existing logfile append */
#define LGXF_ASK -1 /* existing logfile ask */
#define LGTYP_NONE 0 /* logmode: no logging */
#define LGTYP_ASCII 1 /* logmode: pure ascii */
#define LGTYP_DEBUG 2 /* logmode: all chars of traffic */
#define LGTYP_PACKETS 3 /* logmode: SSH data packets */
typedef enum {
TS_AYT, TS_BRK, TS_SYNCH, TS_EC, TS_EL, TS_GA, TS_NOP, TS_ABORT,
TS_AO, TS_IP, TS_SUSP, TS_EOR, TS_EOF, TS_LECHO, TS_RECHO, TS_PING,
TS_EOL
} Telnet_Special;
typedef enum {
MBT_NOTHING,
MBT_LEFT, MBT_MIDDLE, MBT_RIGHT, /* `raw' button designations */
MBT_SELECT, MBT_EXTEND, MBT_PASTE, /* `cooked' button designations */
MBT_WHEEL_UP, MBT_WHEEL_DOWN /* mouse wheel */
} Mouse_Button;
typedef enum {
MA_NOTHING, MA_CLICK, MA_2CLK, MA_3CLK, MA_DRAG, MA_RELEASE
} Mouse_Action;
typedef enum {
VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN, VT_UNICODE
} VT_Mode;
enum {
/*
* SSH ciphers (both SSH1 and SSH2)
*/
CIPHER_WARN, /* pseudo 'cipher' */
CIPHER_3DES,
CIPHER_BLOWFISH,
CIPHER_AES, /* (SSH 2 only) */
CIPHER_DES,
CIPHER_MAX /* no. ciphers (inc warn) */
};
enum {
/*
* Line discipline option states: off, on, up to the backend.
*/
LD_YES, LD_NO, LD_BACKEND
};
enum {
/*
* Line discipline options which the backend might try to control.
*/
LD_EDIT, /* local line editing */
LD_ECHO /* local echo */
};
enum {
/*
* Close On Exit behaviours. (cfg.close_on_exit)
*/
COE_NEVER, /* Never close the window */
COE_NORMAL, /* Close window on "normal" (non-error) exits only */
COE_ALWAYS /* Always close the window */
};
struct backend_tag {
char *(*init) (void *frontend_handle, void **backend_handle,
char *host, int port, char **realhost, int nodelay);
/* back->send() returns the current amount of buffered data. */
int (*send) (void *handle, char *buf, int len);
/* back->sendbuffer() does the same thing but without attempting a send */
int (*sendbuffer) (void *handle);
void (*size) (void *handle, int width, int height);
void (*special) (void *handle, Telnet_Special code);
Socket(*socket) (void *handle);
int (*exitcode) (void *handle);
int (*sendok) (void *handle);
int (*ldisc) (void *handle, int);
void (*provide_ldisc) (void *handle, void *ldisc);
void (*provide_logctx) (void *handle, void *logctx);
/*
* back->unthrottle() tells the back end that the front end
* buffer is clearing.
*/
void (*unthrottle) (void *handle, int);
int default_port;
};
extern struct backend_list {
int protocol;
char *name;
Backend *backend;
} backends[];
struct config_tag {
/* Basic options */
char host[512];
int port;
enum { PROT_RAW, PROT_TELNET, PROT_RLOGIN, PROT_SSH } protocol;
int close_on_exit;
int warn_on_close;
int ping_interval; /* in seconds */
int tcp_nodelay;
/* Proxy options */
char proxy_exclude_list[512];
enum { PROXY_NONE, PROXY_HTTP, PROXY_SOCKS, PROXY_TELNET } proxy_type;
char proxy_host[512];
int proxy_port;
char proxy_username[32];
char proxy_password[32];
char proxy_telnet_command[512];
int proxy_socks_version;
/* SSH options */
char remote_cmd[512];
char remote_cmd2[512]; /* fallback if the first fails
* (used internally for scp) */
char *remote_cmd_ptr; /* might point to a larger command
* but never for loading/saving */
char *remote_cmd_ptr2; /* might point to a larger command
* but never for loading/saving */
int nopty;
int compression;
int agentfwd;
int change_username; /* allow username switching in SSH2 */
int ssh_cipherlist[CIPHER_MAX];
char keyfile[FILENAME_MAX];
int sshprot; /* use v1 or v2 when both available */
int ssh2_des_cbc; /* "des-cbc" nonstandard SSH2 cipher */
int try_tis_auth;
int try_ki_auth;
int ssh_subsys; /* run a subsystem rather than a command */
int ssh_subsys2; /* fallback to go with remote_cmd2 */
/* Telnet options */
char termtype[32];
char termspeed[32];
char environmt[1024]; /* VAR\tvalue\0VAR\tvalue\0\0 */
char username[100];
char localusername[100];
int rfc_environ;
int passive_telnet;
/* Keyboard options */
int bksp_is_delete;
int rxvt_homeend;
int funky_type;
int no_applic_c; /* totally disable app cursor keys */
int no_applic_k; /* totally disable app keypad */
int no_mouse_rep; /* totally disable mouse reporting */
int no_remote_resize; /* disable remote resizing */
int no_alt_screen; /* disable alternate screen */
int no_remote_wintitle; /* disable remote retitling */
int no_dbackspace; /* disable destructive backspace */
int no_remote_charset; /* disable remote charset config */
int app_cursor;
int app_keypad;
int nethack_keypad;
int telnet_keyboard;
int telnet_newline;
int alt_f4; /* is it special? */
int alt_space; /* is it special? */
int alt_only; /* is it special? */
int localecho;
int localedit;
int alwaysontop;
int fullscreenonaltenter;
int scroll_on_key;
int scroll_on_disp;
int compose_key;
int ctrlaltkeys;
char wintitle[256]; /* initial window title */
/* Terminal options */
int savelines;
int dec_om;
int wrap_mode;
int lfhascr;
int cursor_type; /* 0=block 1=underline 2=vertical */
int blink_cur;
enum {
BELL_DISABLED, BELL_DEFAULT, BELL_VISUAL, BELL_WAVEFILE
} beep;
enum {
B_IND_DISABLED, B_IND_FLASH, B_IND_STEADY
} beep_ind;
int bellovl; /* bell overload protection active? */
int bellovl_n; /* number of bells to cause overload */
int bellovl_t; /* time interval for overload (seconds) */
int bellovl_s; /* period of silence to re-enable bell (s) */
char bell_wavefile[FILENAME_MAX];
int scrollbar;
int scrollbar_in_fullscreen;
enum { RESIZE_TERM, RESIZE_DISABLED, RESIZE_FONT, RESIZE_EITHER } resize_action;
int bce;
int blinktext;
int win_name_always;
int width, height;
char font[64];
int fontisbold;
int fontheight;
int fontcharset;
char logfilename[FILENAME_MAX];
int logtype;
int logxfovr;
int hide_mouseptr;
int sunken_edge;
int window_border;
char answerback[256];
char printer[128];
/* Colour options */
int try_palette;
int bold_colour;
unsigned char colours[22][3];
/* Selection options */
int mouse_is_xterm;
int rect_select;
int rawcnp;
int rtf_paste;
int mouse_override;
short wordness[256];
/* translations */
VT_Mode vtmode;
char line_codepage[128];
int xlat_capslockcyr;
/* X11 forwarding */
int x11_forward;
char x11_display[128];
/* port forwarding */
int lport_acceptall; /* accept conns from hosts other than localhost */
int rport_acceptall; /* same for remote forwarded ports (SSH2 only) */
char portfwd[1024]; /* [LR]localport\thost:port\000[LR]localport\thost:port\000\000 */
/* SSH bug compatibility modes */
enum {
BUG_AUTO, BUG_OFF, BUG_ON
} sshbug_ignore1, sshbug_plainpw1, sshbug_rsa1,
sshbug_hmac2, sshbug_derivekey2, sshbug_rsapad2,
sshbug_dhgex2;
/* Options for pterm. Should split out into platform-dependent part. */
int stamp_utmp;
int login_shell;
int scrollbar_on_left;
char boldfont[64];
int shadowboldoffset;
};
/*
* You can compile with -DSSH_DEFAULT to have ssh by default.
*/
#ifndef SSH_DEFAULT
#define DEFAULT_PROTOCOL PROT_TELNET
#define DEFAULT_PORT 23
#else
#define DEFAULT_PROTOCOL PROT_SSH
#define DEFAULT_PORT 22
#endif
/*
* Some global flags denoting the type of application.
*
* FLAG_VERBOSE is set when the user requests verbose details.
*
* FLAG_STDERR is set in command-line applications (which have a
* functioning stderr that it makes sense to write to) and not in
* GUI applications (which don't).
*
* FLAG_INTERACTIVE is set when a full interactive shell session is
* being run, _either_ because no remote command has been provided
* _or_ because the application is GUI and can't run non-
* interactively.
*/
#define FLAG_VERBOSE 0x0001
#define FLAG_STDERR 0x0002
#define FLAG_INTERACTIVE 0x0004
GLOBAL int flags;
GLOBAL Config cfg;
GLOBAL int default_protocol;
GLOBAL int default_port;
struct RSAKey; /* be a little careful of scope */
/*
* Exports from window.c.
*/
void request_resize(void *frontend, int, int);
void do_text(Context, int, int, char *, int, unsigned long, int);
void do_cursor(Context, int, int, char *, int, unsigned long, int);
int CharWidth(Context ctx, int uc);
void set_title(void *frontend, char *);
void set_icon(void *frontend, char *);
void set_sbar(void *frontend, int, int, int);
Context get_ctx(void *frontend);
void free_ctx(Context);
void palette_set(void *frontend, int, int, int, int);
void palette_reset(void *frontend);
void write_aclip(void *frontend, char *, int, int);
void write_clip(void *frontend, wchar_t *, int, int);
void get_clip(void *frontend, wchar_t **, int *);
void optimised_move(void *frontend, int, int, int);
void set_raw_mouse_mode(void *frontend, int);
Mouse_Button translate_button(void *frontend, Mouse_Button b);
void connection_fatal(void *frontend, char *, ...);
void fatalbox(char *, ...);
void modalfatalbox(char *, ...);
void beep(void *frontend, int);
void begin_session(void *frontend);
void sys_cursor(void *frontend, int x, int y);
void request_paste(void *frontend);
void frontend_keypress(void *frontend);
void ldisc_update(void *frontend, int echo, int edit);
#define OPTIMISE_IS_SCROLL 1
void set_iconic(void *frontend, int iconic);
void move_window(void *frontend, int x, int y);
void set_zorder(void *frontend, int top);
void refresh_window(void *frontend);
void set_zoomed(void *frontend, int zoomed);
int is_iconic(void *frontend);
void get_window_pos(void *frontend, int *x, int *y);
void get_window_pixels(void *frontend, int *x, int *y);
char *get_window_title(void *frontend, int icon);
void cleanup_exit(int);
/*
* Exports from noise.c.
*/
void noise_get_heavy(void (*func) (void *, int));
void noise_get_light(void (*func) (void *, int));
void noise_regular(void);
void noise_ultralight(unsigned long data);
void random_save_seed(void);
void random_destroy_seed(void);
/*
* Exports from settings.c.
*/
void save_settings(char *section, int do_host, Config * cfg);
void load_settings(char *section, int do_host, Config * cfg);
void get_sesslist(int allocate);
void do_defaults(char *, Config *);
void registry_cleanup(void);
/*
* Exports from terminal.c.
*/
Terminal *term_init(void *frontend);
void term_size(Terminal *, int, int, int);
void term_out(Terminal *);
void term_paint(Terminal *, Context, int, int, int, int, int);
void term_scroll(Terminal *, int, int);
void term_pwron(Terminal *);
void term_clrsb(Terminal *);
void term_mouse(Terminal *, Mouse_Button, Mouse_Action, int,int,int,int,int);
void term_deselect(Terminal *);
void term_update(Terminal *);
void term_invalidate(Terminal *);
void term_blink(Terminal *, int set_cursor);
void term_do_paste(Terminal *);
int term_paste_pending(Terminal *);
void term_paste(Terminal *);
void term_nopaste(Terminal *);
int term_ldisc(Terminal *, int option);
void term_copyall(Terminal *);
void term_reconfig(Terminal *);
void term_seen_key_event(Terminal *);
int from_backend(void *, int is_stderr, char *data, int len);
void term_provide_resize_fn(Terminal *term,
void (*resize_fn)(void *, int, int),
void *resize_ctx);
void term_provide_logctx(Terminal *term, void *logctx);
/*
* Exports from logging.c.
*/
void *log_init(void *frontend);
void logfopen(void *logctx);
void logfclose(void *logctx);
void logtraffic(void *logctx, unsigned char c, int logmode);
void log_eventlog(void *logctx, char *string);
enum { PKT_INCOMING, PKT_OUTGOING };
void log_packet(void *logctx, int direction, int type,
char *texttype, void *data, int len);
/*
* Exports from raw.c.
*/
extern Backend raw_backend;
/*
* Exports from rlogin.c.
*/
extern Backend rlogin_backend;
/*
* Exports from telnet.c.
*/
extern Backend telnet_backend;
/*
* Exports from ssh.c. (NB the getline variables have to be GLOBAL
* so that PuTTYtel will still compile - otherwise it would depend
* on ssh.c.)
*/
GLOBAL int (*ssh_get_line) (const char *prompt, char *str, int maxlen,
int is_pw);
GLOBAL int ssh_getline_pw_only;
extern Backend ssh_backend;
/*
* Exports from ldisc.c.
*/
void *ldisc_create(Terminal *, Backend *, void *, void *);
void ldisc_send(void *handle, char *buf, int len, int interactive);
/*
* Exports from ldiscucs.c.
*/
void lpage_send(void *, int codepage, char *buf, int len, int interactive);
void luni_send(void *, wchar_t * widebuf, int len, int interactive);
/*
* Exports from sshrand.c.
*/
void random_add_noise(void *noise, int length);
void random_init(void);
int random_byte(void);
void random_get_savedata(void **data, int *len);
extern int random_active;
/*
* Exports from misc.c.
*/
#include "misc.h"
/*
* Exports from version.c.
*/
extern char ver[];
/*
* Exports from unicode.c.
*/
#ifndef CP_UTF8
#define CP_UTF8 65001
#endif
void init_ucs(void);
int is_dbcs_leadbyte(int codepage, char byte);
int mb_to_wc(int codepage, int flags, char *mbstr, int mblen,
wchar_t *wcstr, int wclen);
int wc_to_mb(int codepage, int flags, wchar_t *wcstr, int wclen,
char *mbstr, int mblen, char *defchr, int *defused);
wchar_t xlat_uskbd2cyrllic(int ch);
int check_compose(int first, int second);
int decode_codepage(char *cp_name);
char *cp_enumerate (int index);
char *cp_name(int codepage);
void get_unitab(int codepage, wchar_t * unitab, int ftype);
/*
* Exports from mscrypto.c
*/
#ifdef MSCRYPTOAPI
int crypto_startup();
void crypto_wrapup();
#endif
/*
* Exports from pageantc.c
*/
void agent_query(void *in, int inlen, void **out, int *outlen);
int agent_exists(void);
/*
* Exports from wildcard.c
*/
const char *wc_error(int value);
int wc_match(const char *wildcard, const char *target);
int wc_unescape(char *output, const char *wildcard);
/*
* Exports from windlg.c
*/
void logevent(void *frontend, char *);
void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
char *keystr, char *fingerprint);
void askcipher(void *frontend, char *ciphername, int cs);
int askappend(void *frontend, char *filename);
/*
* Exports from console.c (that aren't equivalents to things in
* windlg.c).
*/
extern int console_batch_mode;
int console_get_line(const char *prompt, char *str, int maxlen, int is_pw);
/*
* Exports from printing.c.
*/
typedef struct printer_enum_tag printer_enum;
typedef struct printer_job_tag printer_job;
printer_enum *printer_start_enum(int *nprinters);
char *printer_get_name(printer_enum *, int);
void printer_finish_enum(printer_enum *);
printer_job *printer_start_job(char *printer);
void printer_job_data(printer_job *, void *, int);
void printer_finish_job(printer_job *);
/*
* Exports from cmdline.c (and also cmdline_error(), which is
* defined differently in various places and required _by_
* cmdline.c).
*/
int cmdline_process_param(char *, char *, int);
void cmdline_run_saved(void);
extern char *cmdline_password;
#define TOOLTYPE_FILETRANSFER 1
extern int cmdline_tooltype;
void cmdline_error(char *, ...);
#endif