mirror of
https://git.tartarus.org/simon/putty.git
synced 2025-07-06 22:12:47 -05:00
First attempt at multiple-session support. This has broken meta handling,
since mac.c needs to know whether to grab Cmd-keys or not. [originally from svn r138]
This commit is contained in:
Ben Harris
170
putty.h
170
putty.h
@ -10,6 +10,8 @@
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#ifdef macintosh
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#include <MacTypes.h>
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#include <Palettes.h>
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#include <Controls.h>
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#include <Windows.h>
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typedef UInt32 DWORD;
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struct mac_session;
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#endif /* macintosh */
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@ -70,25 +72,11 @@ typedef HDC Context;
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#define GLOBAL extern
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#endif
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GLOBAL unsigned long attr_mask;
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GLOBAL int rows, cols, savelines;
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GLOBAL int font_width, font_height;
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#define INBUF_SIZE 2048
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#define INBUF_MASK (INBUF_SIZE-1)
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GLOBAL unsigned char inbuf[INBUF_SIZE];
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GLOBAL int inbuf_head, inbuf_reap;
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#define OUTBUF_SIZE 2048
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#define OUTBUF_MASK (OUTBUF_SIZE-1)
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GLOBAL unsigned char outbuf[OUTBUF_SIZE];
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GLOBAL int outbuf_head, outbuf_reap;
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GLOBAL int has_focus;
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GLOBAL int app_cursor_keys, app_keypad_keys;
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#define WM_NETEVENT (WM_USER + 1)
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@ -109,21 +97,21 @@ typedef enum {
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VT_XWINDOWS, VT_OEMANSI, VT_OEMONLY, VT_POORMAN
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} VT_Mode;
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typedef struct Session Session;
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typedef struct {
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#ifdef macintosh
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char *(*init) (char *host, int port, char **realhost);
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int (*msg)(void);
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char *(*init) (Session *, char *host, int port, char **realhost);
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int (*msg)(Session *);
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#else /* not macintosh */
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char *(*init) (HWND hwnd, char *host, int port, char **realhost);
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int (*msg) (WPARAM wParam, LPARAM lParam);
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#endif /* not macintosh */
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void (*send) (char *buf, int len);
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void (*size) (void);
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void (*special) (Telnet_Special code);
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void (*send) (Session *, char *buf, int len);
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void (*size) (Session *);
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void (*special) (Session *, Telnet_Special code);
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} Backend;
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GLOBAL Backend *back;
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typedef struct {
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/* Basic options */
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char host[512];
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@ -172,9 +160,79 @@ typedef struct {
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short wordness[256];
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} Config;
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GLOBAL Config cfg;
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typedef struct {
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/* Display buffers and pointers within them */
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unsigned long *text; /* buffer of text on terminal screen */
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unsigned long *scrtop; /* top of working screen */
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unsigned long *disptop; /* top of displayed screen */
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unsigned long *sbtop; /* top of scrollback */
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unsigned long *cpos; /* cursor position (convenience) */
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unsigned long *disptext; /* buffer of text on real screen */
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unsigned long *wanttext; /* buffer of text we want on screen */
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unsigned long *alttext; /* buffer of text on alt. screen */
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unsigned char *selspace; /* buffer for building selections in */
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/* Current state */
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unsigned long curr_attr;
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int curs_x, curs_y; /* cursor */
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int cset; /* 0 or 1: which char set is in GL */
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unsigned long cset_attr[2]; /* G0 and G1 char sets */
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/* Saved state */
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unsigned long save_attr;
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int save_x, save_y; /* saved cursor position */
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int save_cset, save_csattr; /* saved with cursor position */
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int marg_t, marg_b; /* scroll margins */
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/* Flags */
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int dec_om; /* DEC origin mode flag */
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int wrap, wrapnext; /* wrap flags */
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int insert; /* insert-mode flag */
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int rvideo; /* global reverse video flag */
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/*
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* Saved settings on the alternate screen.
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*/
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int alt_x, alt_y, alt_om, alt_wrap, alt_wnext, alt_ins, alt_cset;
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int alt_t, alt_b;
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int alt_which;
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/* Escape sequence handler state */
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#define ARGS_MAX 32 /* max # of esc sequence arguments */
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int esc_args[ARGS_MAX];
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int esc_nargs;
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int esc_query;
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#define OSC_STR_MAX 2048
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int osc_strlen;
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char osc_string[OSC_STR_MAX+1];
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int osc_w;
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unsigned char *tabs;
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int nl_count;
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enum {
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TOPLEVEL, IGNORE_NEXT,
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SEEN_ESC, SEEN_CSI, SET_GL, SET_GR,
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SEEN_OSC, SEEN_OSC_P, SEEN_OSC_W, OSC_STRING, OSC_MAYBE_ST,
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SEEN_ESCHASH
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} termstate;
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enum {
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NO_SELECTION, ABOUT_TO, DRAGGING, SELECTED
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} selstate;
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enum {
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SM_CHAR, SM_WORD, SM_LINE
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} selmode;
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unsigned long *selstart, *selend, *selanchor;
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short wordness[256];
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} Term_State;
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typedef struct Session {
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/* Config that created this session */
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Config cfg;
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/* Terminal emulator internal state */
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Term_State ts;
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/* Display state */
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int rows, cols, savelines;
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int font_width, font_height;
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@ -188,32 +246,40 @@ typedef struct {
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int app_cursor_keys, app_keypad_keys;
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/* Backend */
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Backend *back;
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/* Config that created this session */
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Config cfg;
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/* Conveniences */
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unsigned long attr_mask; /* Mask of attributes to display */
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#ifdef macintosh
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short fontnum;
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int font_ascent;
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int font_leading;
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WindowPtr window;
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PaletteHandle palette;
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ControlHandle scrollbar;
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WCTabHandle wctab;
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#endif
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} Session;
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/*
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* Exports from window.c.
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* Exports from display system
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*/
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void request_resize (int, int);
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void do_text (Context, int, int, char *, int, unsigned long);
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void set_title (char *);
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void set_icon (char *);
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void set_sbar (int, int, int);
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Context get_ctx();
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void free_ctx (Context);
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void palette_set (int, int, int, int);
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void palette_reset (void);
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extern void request_resize(Session *, int, int);
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extern void do_text(Session *, int, int, char *, int, unsigned long);
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extern void set_title(Session *, char *);
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extern void set_icon(Session *, char *);
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extern void set_sbar(Session *, int, int, int);
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extern void pre_paint(Session *);
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extern void post_paint(Session *);
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extern void palette_set(Session *, int, int, int, int);
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extern void palette_reset(Session *);
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void write_clip (void *, int);
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void get_clip (void **, int *);
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void optimised_move (int, int, int);
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void do_scroll(int, int, int);
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extern void do_scroll(Session *, int, int, int);
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void fatalbox (const char *, ...);
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#ifdef macintosh
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#pragma noreturn (fatalbox)
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#endif
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void beep (void);
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extern void beep (Session *s);
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#define OPTIMISE_IS_SCROLL 1
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/*
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@ -241,20 +307,20 @@ void verify_ssh_host_key(char *host, struct RSAKey *key);
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* Exports from terminal.c.
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*/
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void term_init (void);
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void term_size (int, int, int);
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void term_out (void);
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void term_paint (Context, int, int, int, int);
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void term_scroll (int, int);
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void term_pwron (void);
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void term_clrsb (void);
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void term_mouse (Mouse_Button, Mouse_Action, int, int);
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void term_copy(void);
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void term_paste(void);
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int term_hasselection(void);
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void term_deselect (void);
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void term_update (void);
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void term_invalidate(void);
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extern void term_init(Session *);
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extern void term_size(Session *, int, int, int);
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extern void term_out(Session *);
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extern void term_paint(Session *, int, int, int, int);
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extern void term_scroll(Session *, int, int);
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extern void term_pwron(Session *);
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extern void term_clrsb(Session *);
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extern void term_mouse(Session *, Mouse_Button, Mouse_Action, int, int);
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extern void term_copy(Session *);
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extern void term_paste(Session *);
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extern int term_hasselection(Session *);
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extern void term_deselect (Session *);
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extern void term_update (Session *);
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extern void term_invalidate(Session *);
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/*
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* Exports from telnet.c.
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