From a3fe3e22d85e8aa795df85c21814fc84cac42e99 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 14 Apr 2014 23:43:21 +0200 Subject: plink: updated to revision 10170 of putty --- tools/plink/terminal.h | 655 +++++++++++++++++++++++++------------------------ 1 file changed, 329 insertions(+), 326 deletions(-) (limited to 'tools/plink/terminal.h') diff --git a/tools/plink/terminal.h b/tools/plink/terminal.h index 924cf56b9..135ef45a6 100644 --- a/tools/plink/terminal.h +++ b/tools/plink/terminal.h @@ -1,326 +1,329 @@ -/* - * Internals of the Terminal structure, for those other modules - * which need to look inside it. It would be nice if this could be - * folded back into terminal.c in future, with an abstraction layer - * to handle everything that other modules need to know about it; - * but for the moment, this will do. - */ - -#ifndef PUTTY_TERMINAL_H -#define PUTTY_TERMINAL_H - -#include "tree234.h" - -struct beeptime { - struct beeptime *next; - unsigned long ticks; -}; - -typedef struct { - int y, x; -} pos; - -#ifdef OPTIMISE_SCROLL -struct scrollregion { - struct scrollregion *next; - int topline; /* Top line of scroll region. */ - int botline; /* Bottom line of scroll region. */ - int lines; /* Number of lines to scroll by - +ve is forwards. */ -}; -#endif /* OPTIMISE_SCROLL */ - -typedef struct termchar termchar; -typedef struct termline termline; - -struct termchar { - /* - * Any code in terminal.c which definitely needs to be changed - * when extra fields are added here is labelled with a comment - * saying FULL-TERMCHAR. - */ - unsigned long chr; - unsigned long attr; - - /* - * The cc_next field is used to link multiple termchars - * together into a list, so as to fit more than one character - * into a character cell (Unicode combining characters). - * - * cc_next is a relative offset into the current array of - * termchars. I.e. to advance to the next character in a list, - * one does `tc += tc->next'. - * - * Zero means end of list. - */ - int cc_next; -}; - -struct termline { - unsigned short lattr; - int cols; /* number of real columns on the line */ - int size; /* number of allocated termchars - * (cc-lists may make this > cols) */ - int temporary; /* TRUE if decompressed from scrollback */ - int cc_free; /* offset to first cc in free list */ - struct termchar *chars; -}; - -struct bidi_cache_entry { - int width; - struct termchar *chars; - int *forward, *backward; /* the permutations of line positions */ -}; - -struct terminal_tag { - - int compatibility_level; - - tree234 *scrollback; /* lines scrolled off top of screen */ - tree234 *screen; /* lines on primary screen */ - tree234 *alt_screen; /* lines on alternate screen */ - int disptop; /* distance scrolled back (0 or -ve) */ - int tempsblines; /* number of lines of .scrollback that - can be retrieved onto the terminal - ("temporary scrollback") */ - - termline **disptext; /* buffer of text on real screen */ - int dispcursx, dispcursy; /* location of cursor on real screen */ - int curstype; /* type of cursor on real screen */ - -#define VBELL_TIMEOUT (TICKSPERSEC/10) /* visual bell lasts 1/10 sec */ - - struct beeptime *beephead, *beeptail; - int nbeeps; - int beep_overloaded; - long lastbeep; - -#define TTYPE termchar -#define TSIZE (sizeof(TTYPE)) - -#ifdef OPTIMISE_SCROLL - struct scrollregion *scrollhead, *scrolltail; -#endif /* OPTIMISE_SCROLL */ - - int default_attr, curr_attr, save_attr; - termchar basic_erase_char, erase_char; - - bufchain inbuf; /* terminal input buffer */ - pos curs; /* cursor */ - pos savecurs; /* saved cursor position */ - int marg_t, marg_b; /* scroll margins */ - int dec_om; /* DEC origin mode flag */ - int wrap, wrapnext; /* wrap flags */ - int insert; /* insert-mode flag */ - int cset; /* 0 or 1: which char set */ - int save_cset, save_csattr; /* saved with cursor position */ - int save_utf, save_wnext; /* saved with cursor position */ - int rvideo; /* global reverse video flag */ - unsigned long rvbell_startpoint; /* for ESC[?5hESC[?5l vbell */ - int cursor_on; /* cursor enabled flag */ - int reset_132; /* Flag ESC c resets to 80 cols */ - int use_bce; /* Use Background coloured erase */ - int cblinker; /* When blinking is the cursor on ? */ - int tblinker; /* When the blinking text is on */ - int blink_is_real; /* Actually blink blinking text */ - int term_echoing; /* Does terminal want local echo? */ - int term_editing; /* Does terminal want local edit? */ - int sco_acs, save_sco_acs; /* CSI 10,11,12m -> OEM charset */ - int vt52_bold; /* Force bold on non-bold colours */ - int utf; /* Are we in toggleable UTF-8 mode? */ - int utf_state; /* Is there a pending UTF-8 character */ - int utf_char; /* and what is it so far. */ - int utf_size; /* The size of the UTF character. */ - int printing, only_printing; /* Are we doing ANSI printing? */ - int print_state; /* state of print-end-sequence scan */ - bufchain printer_buf; /* buffered data for printer */ - printer_job *print_job; - - /* ESC 7 saved state for the alternate screen */ - pos alt_savecurs; - int alt_save_attr; - int alt_save_cset, alt_save_csattr; - int alt_save_utf, alt_save_wnext; - int alt_save_sco_acs; - - int rows, cols, savelines; - int has_focus; - int in_vbell; - long vbell_end; - int app_cursor_keys, app_keypad_keys, vt52_mode; - int repeat_off, cr_lf_return; - int seen_disp_event; - int big_cursor; - - int xterm_mouse; /* send mouse messages to host */ - int mouse_is_down; /* used while tracking mouse buttons */ - - int cset_attr[2]; - -/* - * Saved settings on the alternate screen. - */ - int alt_x, alt_y, alt_om, alt_wrap, alt_wnext, alt_ins; - int alt_cset, alt_sco_acs, alt_utf; - int alt_t, alt_b; - int alt_which; - int alt_sblines; /* # of lines on alternate screen that should be used for scrollback. */ - -#define ARGS_MAX 32 /* max # of esc sequence arguments */ -#define ARG_DEFAULT 0 /* if an arg isn't specified */ -#define def(a,d) ( (a) == ARG_DEFAULT ? (d) : (a) ) - int esc_args[ARGS_MAX]; - int esc_nargs; - int esc_query; -#define ANSI(x,y) ((x)+((y)<<8)) -#define ANSI_QUE(x) ANSI(x,TRUE) - -#define OSC_STR_MAX 2048 - int osc_strlen; - char osc_string[OSC_STR_MAX + 1]; - int osc_w; - - char id_string[1024]; - - unsigned char *tabs; - - enum { - TOPLEVEL, - SEEN_ESC, - SEEN_CSI, - SEEN_OSC, - SEEN_OSC_W, - - DO_CTRLS, - - SEEN_OSC_P, - OSC_STRING, OSC_MAYBE_ST, - VT52_ESC, - VT52_Y1, - VT52_Y2, - VT52_FG, - VT52_BG - } termstate; - - enum { - NO_SELECTION, ABOUT_TO, DRAGGING, SELECTED - } selstate; - enum { - LEXICOGRAPHIC, RECTANGULAR - } seltype; - enum { - SM_CHAR, SM_WORD, SM_LINE - } selmode; - pos selstart, selend, selanchor; - - short wordness[256]; - - /* Mask of attributes to pay attention to when painting. */ - int attr_mask; - - wchar_t *paste_buffer; - int paste_len, paste_pos, paste_hold; - long last_paste; - - void (*resize_fn)(void *, int, int); - void *resize_ctx; - - void *ldisc; - - void *frontend; - - void *logctx; - - struct unicode_data *ucsdata; - - /* - * We maintain a full copy of a Conf here, not merely a pointer - * to it. That way, when we're passed a new one for - * reconfiguration, we can check the differences and adjust the - * _current_ setting of (e.g.) auto wrap mode rather than only - * the default. - */ - Conf *conf; - - /* - * from_backend calls term_out, but it can also be called from - * the ldisc if the ldisc is called _within_ term_out. So we - * have to guard against re-entrancy - if from_backend is - * called recursively like this, it will simply add data to the - * end of the buffer term_out is in the process of working - * through. - */ - int in_term_out; - - /* - * We schedule a window update shortly after receiving terminal - * data. This tracks whether one is currently pending. - */ - int window_update_pending; - long next_update; - - /* - * Track pending blinks and tblinks. - */ - int tblink_pending, cblink_pending; - long next_tblink, next_cblink; - - /* - * These are buffers used by the bidi and Arabic shaping code. - */ - termchar *ltemp; - int ltemp_size; - bidi_char *wcFrom, *wcTo; - int wcFromTo_size; - struct bidi_cache_entry *pre_bidi_cache, *post_bidi_cache; - int bidi_cache_size; - - /* - * We copy a bunch of stuff out of the Conf structure into local - * fields in the Terminal structure, to avoid the repeated - * tree234 lookups which would be involved in fetching them from - * the former every time. - */ - int ansi_colour; - char *answerback; - int answerbacklen; - int arabicshaping; - int beep; - int bellovl; - int bellovl_n; - int bellovl_s; - int bellovl_t; - int bidi; - int bksp_is_delete; - int blink_cur; - int blinktext; - int cjk_ambig_wide; - int conf_height; - int conf_width; - int crhaslf; - int erase_to_scrollback; - int funky_type; - int lfhascr; - int logflush; - int logtype; - int mouse_override; - int nethack_keypad; - int no_alt_screen; - int no_applic_c; - int no_applic_k; - int no_dbackspace; - int no_mouse_rep; - int no_remote_charset; - int no_remote_resize; - int no_remote_wintitle; - int rawcnp; - int rect_select; - int remote_qtitle_action; - int rxvt_homeend; - int scroll_on_disp; - int scroll_on_key; - int xterm_256_colour; -}; - -#define in_utf(term) ((term)->utf || (term)->ucsdata->line_codepage==CP_UTF8) - -#endif +/* + * Internals of the Terminal structure, for those other modules + * which need to look inside it. It would be nice if this could be + * folded back into terminal.c in future, with an abstraction layer + * to handle everything that other modules need to know about it; + * but for the moment, this will do. + */ + +#ifndef PUTTY_TERMINAL_H +#define PUTTY_TERMINAL_H + +#include "tree234.h" + +struct beeptime { + struct beeptime *next; + unsigned long ticks; +}; + +typedef struct { + int y, x; +} pos; + +#ifdef OPTIMISE_SCROLL +struct scrollregion { + struct scrollregion *next; + int topline; /* Top line of scroll region. */ + int botline; /* Bottom line of scroll region. */ + int lines; /* Number of lines to scroll by - +ve is forwards. */ +}; +#endif /* OPTIMISE_SCROLL */ + +typedef struct termchar termchar; +typedef struct termline termline; + +struct termchar { + /* + * Any code in terminal.c which definitely needs to be changed + * when extra fields are added here is labelled with a comment + * saying FULL-TERMCHAR. + */ + unsigned long chr; + unsigned long attr; + + /* + * The cc_next field is used to link multiple termchars + * together into a list, so as to fit more than one character + * into a character cell (Unicode combining characters). + * + * cc_next is a relative offset into the current array of + * termchars. I.e. to advance to the next character in a list, + * one does `tc += tc->next'. + * + * Zero means end of list. + */ + int cc_next; +}; + +struct termline { + unsigned short lattr; + int cols; /* number of real columns on the line */ + int size; /* number of allocated termchars + * (cc-lists may make this > cols) */ + int temporary; /* TRUE if decompressed from scrollback */ + int cc_free; /* offset to first cc in free list */ + struct termchar *chars; +}; + +struct bidi_cache_entry { + int width; + struct termchar *chars; + int *forward, *backward; /* the permutations of line positions */ +}; + +struct terminal_tag { + + int compatibility_level; + + tree234 *scrollback; /* lines scrolled off top of screen */ + tree234 *screen; /* lines on primary screen */ + tree234 *alt_screen; /* lines on alternate screen */ + int disptop; /* distance scrolled back (0 or -ve) */ + int tempsblines; /* number of lines of .scrollback that + can be retrieved onto the terminal + ("temporary scrollback") */ + + termline **disptext; /* buffer of text on real screen */ + int dispcursx, dispcursy; /* location of cursor on real screen */ + int curstype; /* type of cursor on real screen */ + +#define VBELL_TIMEOUT (TICKSPERSEC/10) /* visual bell lasts 1/10 sec */ + + struct beeptime *beephead, *beeptail; + int nbeeps; + int beep_overloaded; + long lastbeep; + +#define TTYPE termchar +#define TSIZE (sizeof(TTYPE)) + +#ifdef OPTIMISE_SCROLL + struct scrollregion *scrollhead, *scrolltail; +#endif /* OPTIMISE_SCROLL */ + + int default_attr, curr_attr, save_attr; + termchar basic_erase_char, erase_char; + + bufchain inbuf; /* terminal input buffer */ + pos curs; /* cursor */ + pos savecurs; /* saved cursor position */ + int marg_t, marg_b; /* scroll margins */ + int dec_om; /* DEC origin mode flag */ + int wrap, wrapnext; /* wrap flags */ + int insert; /* insert-mode flag */ + int cset; /* 0 or 1: which char set */ + int save_cset, save_csattr; /* saved with cursor position */ + int save_utf, save_wnext; /* saved with cursor position */ + int rvideo; /* global reverse video flag */ + unsigned long rvbell_startpoint; /* for ESC[?5hESC[?5l vbell */ + int cursor_on; /* cursor enabled flag */ + int reset_132; /* Flag ESC c resets to 80 cols */ + int use_bce; /* Use Background coloured erase */ + int cblinker; /* When blinking is the cursor on ? */ + int tblinker; /* When the blinking text is on */ + int blink_is_real; /* Actually blink blinking text */ + int term_echoing; /* Does terminal want local echo? */ + int term_editing; /* Does terminal want local edit? */ + int sco_acs, save_sco_acs; /* CSI 10,11,12m -> OEM charset */ + int vt52_bold; /* Force bold on non-bold colours */ + int utf; /* Are we in toggleable UTF-8 mode? */ + int utf_state; /* Is there a pending UTF-8 character */ + int utf_char; /* and what is it so far. */ + int utf_size; /* The size of the UTF character. */ + int printing, only_printing; /* Are we doing ANSI printing? */ + int print_state; /* state of print-end-sequence scan */ + bufchain printer_buf; /* buffered data for printer */ + printer_job *print_job; + + /* ESC 7 saved state for the alternate screen */ + pos alt_savecurs; + int alt_save_attr; + int alt_save_cset, alt_save_csattr; + int alt_save_utf, alt_save_wnext; + int alt_save_sco_acs; + + int rows, cols, savelines; + int has_focus; + int in_vbell; + long vbell_end; + int app_cursor_keys, app_keypad_keys, vt52_mode; + int repeat_off, cr_lf_return; + int seen_disp_event; + int big_cursor; + + int xterm_mouse; /* send mouse messages to host */ + int xterm_extended_mouse; + int urxvt_extended_mouse; + int mouse_is_down; /* used while tracking mouse buttons */ + + int bracketed_paste; + + int cset_attr[2]; + +/* + * Saved settings on the alternate screen. + */ + int alt_x, alt_y, alt_om, alt_wrap, alt_wnext, alt_ins; + int alt_cset, alt_sco_acs, alt_utf; + int alt_t, alt_b; + int alt_which; + int alt_sblines; /* # of lines on alternate screen that should be used for scrollback. */ + +#define ARGS_MAX 32 /* max # of esc sequence arguments */ +#define ARG_DEFAULT 0 /* if an arg isn't specified */ +#define def(a,d) ( (a) == ARG_DEFAULT ? (d) : (a) ) + int esc_args[ARGS_MAX]; + int esc_nargs; + int esc_query; +#define ANSI(x,y) ((x)+((y)<<8)) +#define ANSI_QUE(x) ANSI(x,TRUE) + +#define OSC_STR_MAX 2048 + int osc_strlen; + char osc_string[OSC_STR_MAX + 1]; + int osc_w; + + char id_string[1024]; + + unsigned char *tabs; + + enum { + TOPLEVEL, + SEEN_ESC, + SEEN_CSI, + SEEN_OSC, + SEEN_OSC_W, + + DO_CTRLS, + + SEEN_OSC_P, + OSC_STRING, OSC_MAYBE_ST, + VT52_ESC, + VT52_Y1, + VT52_Y2, + VT52_FG, + VT52_BG + } termstate; + + enum { + NO_SELECTION, ABOUT_TO, DRAGGING, SELECTED + } selstate; + enum { + LEXICOGRAPHIC, RECTANGULAR + } seltype; + enum { + SM_CHAR, SM_WORD, SM_LINE + } selmode; + pos selstart, selend, selanchor; + + short wordness[256]; + + /* Mask of attributes to pay attention to when painting. */ + int attr_mask; + + wchar_t *paste_buffer; + int paste_len, paste_pos; + + void (*resize_fn)(void *, int, int); + void *resize_ctx; + + void *ldisc; + + void *frontend; + + void *logctx; + + struct unicode_data *ucsdata; + + /* + * We maintain a full copy of a Conf here, not merely a pointer + * to it. That way, when we're passed a new one for + * reconfiguration, we can check the differences and adjust the + * _current_ setting of (e.g.) auto wrap mode rather than only + * the default. + */ + Conf *conf; + + /* + * from_backend calls term_out, but it can also be called from + * the ldisc if the ldisc is called _within_ term_out. So we + * have to guard against re-entrancy - if from_backend is + * called recursively like this, it will simply add data to the + * end of the buffer term_out is in the process of working + * through. + */ + int in_term_out; + + /* + * We schedule a window update shortly after receiving terminal + * data. This tracks whether one is currently pending. + */ + int window_update_pending; + long next_update; + + /* + * Track pending blinks and tblinks. + */ + int tblink_pending, cblink_pending; + long next_tblink, next_cblink; + + /* + * These are buffers used by the bidi and Arabic shaping code. + */ + termchar *ltemp; + int ltemp_size; + bidi_char *wcFrom, *wcTo; + int wcFromTo_size; + struct bidi_cache_entry *pre_bidi_cache, *post_bidi_cache; + int bidi_cache_size; + + /* + * We copy a bunch of stuff out of the Conf structure into local + * fields in the Terminal structure, to avoid the repeated + * tree234 lookups which would be involved in fetching them from + * the former every time. + */ + int ansi_colour; + char *answerback; + int answerbacklen; + int arabicshaping; + int beep; + int bellovl; + int bellovl_n; + int bellovl_s; + int bellovl_t; + int bidi; + int bksp_is_delete; + int blink_cur; + int blinktext; + int cjk_ambig_wide; + int conf_height; + int conf_width; + int crhaslf; + int erase_to_scrollback; + int funky_type; + int lfhascr; + int logflush; + int logtype; + int mouse_override; + int nethack_keypad; + int no_alt_screen; + int no_applic_c; + int no_applic_k; + int no_dbackspace; + int no_mouse_rep; + int no_remote_charset; + int no_remote_resize; + int no_remote_wintitle; + int rawcnp; + int rect_select; + int remote_qtitle_action; + int rxvt_homeend; + int scroll_on_disp; + int scroll_on_key; + int xterm_256_colour; +}; + +#define in_utf(term) ((term)->utf || (term)->ucsdata->line_codepage==CP_UTF8) + +#endif -- cgit v1.2.3