git.distorted.org.uk Git - u/mdw/putty/blob - unix/unix.h

   1 #ifndef PUTTY_UNIX_H
   2 #define PUTTY_UNIX_H
   3
   4 #include <stdio.h>                     /* for FILENAME_MAX */
   5 #include "charset.h"
   6
   7 struct Filename {
   8     char path[FILENAME_MAX];
   9 };
  10 #define f_open(filename, mode) ( fopen((filename).path, (mode)) )
  11
  12 struct FontSpec {
  13     char name[256];
  14 };
  15
  16 typedef void *Context;                 /* FIXME: probably needs changing */
  17
  18 typedef int OSSocket;
  19 #define OSSOCKET_DEFINED               /* stop network.h using its default */
  20
  21 extern Backend pty_backend;
  22
  23 /*
  24  * Under GTK, we send MA_CLICK _and_ MA_2CLK, or MA_CLICK _and_
  25  * MA_3CLK, when a button is pressed for the second or third time.
  26  */
  27 #define MULTICLICK_ONLY_EVENT 0
  28
  29 /*
  30  * Under GTK, there is no context help available.
  31  */
  32 #define HELPCTX(x) P(NULL)
  33 #define FILTER_KEY_FILES NULL          /* FIXME */
  34
  35 /*
  36  * Under X, selection data must not be NUL-terminated.
  37  */
  38 #define SELECTION_NUL_TERMINATED 0
  39
  40 /*
  41  * Under X, copying to the clipboard terminates lines with just LF.
  42  */
  43 #define SEL_NL { 10 }
  44
  45 /* Simple wraparound timer function */
  46 unsigned long getticks(void);          /* based on gettimeofday(2) */
  47 #define GETTICKCOUNT getticks
  48 #define TICKSPERSEC 1000000            /* gettimeofday returns microseconds */
  49 #define CURSORBLINK  450000            /* no standard way to set this */
  50
  51 #define WCHAR wchar_t
  52 #define BYTE unsigned char
  53
  54 /* Things pty.c needs from pterm.c */
  55 char *get_x_display(void *frontend);
  56 int font_dimension(void *frontend, int which);/* 0 for width, 1 for height */
  57 long get_windowid(void *frontend);
  58
  59 /* Things gtkdlg.c needs from pterm.c */
  60 void *get_window(void *frontend);      /* void * to avoid depending on gtk.h */
  61
  62 /* Things pterm.c needs from gtkdlg.c */
  63 int do_config_box(const char *title, Config *cfg, int midsession);
  64 void fatal_message_box(void *window, char *msg);
  65 void about_box(void *window);
  66 void *eventlogstuff_new(void);
  67 void showeventlog(void *estuff, void *parentwin);
  68 void logevent_dlg(void *estuff, const char *string);
  69 int reallyclose(void *frontend);
  70
  71 /* Things pterm.c needs from {ptermm,uxputty}.c */
  72 char *make_default_wintitle(char *hostname);
  73 int process_nonoption_arg(char *arg, Config *cfg);
  74
  75 /* pterm.c needs this special function in xkeysym.c */
  76 int keysym_to_unicode(int keysym);
  77
  78 /* Things uxstore.c needs from pterm.c */
  79 char *x_get_default(const char *key);
  80
  81 /* Things uxstore.c provides to pterm.c */
  82 void provide_xrm_string(char *string);
  83
  84 /* The interface used by uxsel.c */
  85 void uxsel_init(void);
  86 typedef int (*uxsel_callback_fn)(int fd, int event);
  87 void uxsel_set(int fd, int rwx, uxsel_callback_fn callback);
  88 void uxsel_del(int fd);
  89 int select_result(int fd, int event);
  90 int first_fd(int *state, int *rwx);
  91 int next_fd(int *state, int *rwx);
  92 /* The following are expected to be provided _to_ uxsel.c by the frontend */
  93 int uxsel_input_add(int fd, int rwx);  /* returns an id */
  94 void uxsel_input_remove(int id);
  95
  96 /* uxcfg.c */
  97 struct controlbox;
  98 void unix_setup_config_box(struct controlbox *b, int midsession, void *window);
  99
 100 /*
 101  * In the Unix Unicode layer, DEFAULT_CODEPAGE is a special value
 102  * which causes mb_to_wc and wc_to_mb to call _libc_ rather than
 103  * libcharset. That way, we can interface the various charsets
 104  * supported by libcharset with the one supported by mbstowcs and
 105  * wcstombs (which will be the character set in which stuff read
 106  * from the command line or config files is assumed to be encoded).
 107  */
 108 #define DEFAULT_CODEPAGE 0xFFFF
 109 #define CP_UTF8 CS_UTF8                /* from libcharset */
 110
 111 #define strnicmp strncasecmp
 112 #define stricmp strcasecmp
 113
 114 /* BSD-semantics version of signal() */
 115 void (*putty_signal(int sig, void (*func)(int)))(int);
 116
 117 /*
 118  * Exports from unicode.c.
 119  */
 120 struct unicode_data;
 121 int init_ucs(struct unicode_data *ucsdata,
 122              char *line_codepage, int font_charset, int vtmode);
 123
 124 /*
 125  * Spare function exported directly from uxnet.c.
 126  */
 127 int sk_getxdmdata(void *sock, unsigned long *ip, int *port);
 128
 129 /*
 130  * General helpful Unix stuff: more helpful version of the FD_SET
 131  * macro, which also handles maxfd.
 132  */
 133 #define FD_SET_MAX(fd, max, set) do { \
 134     FD_SET(fd, &set); \
 135     if (max < fd + 1) max = fd + 1; \
 136 } while (0)
 137
 138 #endif