putty/windows/winstuff.h

581 строка
18 KiB
C

/*
* winstuff.h: Windows-specific inter-module stuff.
*/
#ifndef PUTTY_WINSTUFF_H
#define PUTTY_WINSTUFF_H
#ifndef AUTO_WINSOCK
#include <winsock2.h>
#endif
#include <windows.h>
#include <stdio.h> /* for FILENAME_MAX */
/* We use uintptr_t for Win32/Win64 portability, so we should in
* principle include stdint.h, which defines it according to the C
* standard. But older versions of Visual Studio - including the one
* used for official PuTTY builds as of 2015-09-28 - don't provide
* stdint.h at all, but do (non-standardly) define uintptr_t in
* stddef.h. So here we try to make sure _some_ standard header is
* included which defines uintptr_t. */
#include <stddef.h>
#if !defined _MSC_VER || _MSC_VER >= 1600
#include <stdint.h>
#endif
#include "tree234.h"
#include "winhelp.h"
#define BUILDINFO_PLATFORM "Windows"
struct Filename {
char *path;
};
#define f_open(filename, mode, isprivate) ( fopen((filename)->path, (mode)) )
struct FontSpec {
char *name;
int isbold;
int height;
int charset;
};
struct FontSpec *fontspec_new(const char *name,
int bold, int height, int charset);
#ifndef CLEARTYPE_QUALITY
#define CLEARTYPE_QUALITY 5
#endif
#define FONT_QUALITY(fq) ( \
(fq) == FQ_DEFAULT ? DEFAULT_QUALITY : \
(fq) == FQ_ANTIALIASED ? ANTIALIASED_QUALITY : \
(fq) == FQ_NONANTIALIASED ? NONANTIALIASED_QUALITY : \
CLEARTYPE_QUALITY)
#define PLATFORM_IS_UTF16 /* enable UTF-16 processing when exchanging
* wchar_t strings with environment */
/*
* Where we can, we use GetWindowLongPtr and friends because they're
* more useful on 64-bit platforms, but they're a relatively recent
* innovation, missing from VC++ 6 and older MinGW. Degrade nicely.
* (NB that on some systems, some of these things are available but
* not others...)
*/
#ifndef GCLP_HCURSOR
/* GetClassLongPtr and friends */
#undef GetClassLongPtr
#define GetClassLongPtr GetClassLong
#undef SetClassLongPtr
#define SetClassLongPtr SetClassLong
#define GCLP_HCURSOR GCL_HCURSOR
/* GetWindowLongPtr and friends */
#undef GetWindowLongPtr
#define GetWindowLongPtr GetWindowLong
#undef SetWindowLongPtr
#define SetWindowLongPtr SetWindowLong
#undef GWLP_USERDATA
#define GWLP_USERDATA GWL_USERDATA
#undef DWLP_MSGRESULT
#define DWLP_MSGRESULT DWL_MSGRESULT
/* Since we've clobbered the above functions, we should clobber the
* associated type regardless of whether it's defined. */
#undef LONG_PTR
#define LONG_PTR LONG
#endif
#define BOXFLAGS DLGWINDOWEXTRA
#define BOXRESULT (DLGWINDOWEXTRA + sizeof(LONG_PTR))
#define DF_END 0x0001
#ifndef NO_SECUREZEROMEMORY
#define PLATFORM_HAS_SMEMCLR /* inhibit cross-platform one in misc.c */
#endif
/* Up-to-date Windows headers warn that the unprefixed versions of
* these names are deprecated. */
#define stricmp _stricmp
#define strnicmp _strnicmp
#define BROKEN_PIPE_ERROR_CODE ERROR_BROKEN_PIPE /* used in sshshare.c */
/*
* Dynamically linked functions. These come in two flavours:
*
* - GET_WINDOWS_FUNCTION does not expose "name" to the preprocessor,
* so will always dynamically link against exactly what is specified
* in "name". If you're not sure, use this one.
*
* - GET_WINDOWS_FUNCTION_PP allows "name" to be redirected via
* preprocessor definitions like "#define foo bar"; this is principally
* intended for the ANSI/Unicode DoSomething/DoSomethingA/DoSomethingW.
* If your function has an argument of type "LPTSTR" or similar, this
* is the variant to use.
* (However, it can't always be used, as it trips over more complicated
* macro trickery such as the WspiapiGetAddrInfo wrapper for getaddrinfo.)
*
* (DECL_WINDOWS_FUNCTION works with both these variants.)
*/
#define DECL_WINDOWS_FUNCTION(linkage, rettype, name, params) \
typedef rettype (WINAPI *t_##name) params; \
linkage t_##name p_##name
#define STR1(x) #x
#define STR(x) STR1(x)
#define GET_WINDOWS_FUNCTION_PP(module, name) \
(p_##name = module ? (t_##name) GetProcAddress(module, STR(name)) : NULL)
#define GET_WINDOWS_FUNCTION(module, name) \
(p_##name = module ? (t_##name) GetProcAddress(module, #name) : NULL)
/*
* 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 conf_tag Conf;
typedef struct backend_tag Backend;
typedef struct terminal_tag Terminal;
#endif
#define PUTTY_REG_POS "Software\\SimonTatham\\PuTTY"
#define PUTTY_REG_PARENT "Software\\SimonTatham"
#define PUTTY_REG_PARENT_CHILD "PuTTY"
#define PUTTY_REG_GPARENT "Software"
#define PUTTY_REG_GPARENT_CHILD "SimonTatham"
/* Result values for the jumplist registry functions. */
#define JUMPLISTREG_OK 0
#define JUMPLISTREG_ERROR_INVALID_PARAMETER 1
#define JUMPLISTREG_ERROR_KEYOPENCREATE_FAILURE 2
#define JUMPLISTREG_ERROR_VALUEREAD_FAILURE 3
#define JUMPLISTREG_ERROR_VALUEWRITE_FAILURE 4
#define JUMPLISTREG_ERROR_INVALID_VALUE 5
#define PUTTY_HELP_FILE "putty.hlp"
#define PUTTY_CHM_FILE "putty.chm"
#define PUTTY_HELP_CONTENTS "putty.cnt"
#define GETTICKCOUNT GetTickCount
#define CURSORBLINK GetCaretBlinkTime()
#define TICKSPERSEC 1000 /* GetTickCount returns milliseconds */
#define DEFAULT_CODEPAGE CP_ACP
#define USES_VTLINE_HACK
typedef HDC Context;
typedef unsigned int uint32; /* int is 32-bits on Win32 and Win64. */
#define PUTTY_UINT32_DEFINED
#ifndef NO_GSSAPI
/*
* GSS-API stuff
*/
#define GSS_CC CALLBACK
/*
typedef struct Ssh_gss_buf {
size_t length;
char *value;
} Ssh_gss_buf;
#define SSH_GSS_EMPTY_BUF (Ssh_gss_buf) {0,NULL}
typedef void *Ssh_gss_name;
*/
#endif
/*
* Window handles for the windows that can be running during a
* PuTTY session.
*/
GLOBAL HWND hwnd; /* the main terminal window */
GLOBAL HWND logbox;
/*
* The all-important instance handle.
*/
GLOBAL HINSTANCE hinst;
/*
* Help file stuff in winhelp.c.
*/
void init_help(void);
void shutdown_help(void);
int has_help(void);
void launch_help(HWND hwnd, const char *topic);
void quit_help(HWND hwnd);
/*
* The terminal and logging context are notionally local to the
* Windows front end, but they must be shared between window.c and
* windlg.c. Likewise the saved-sessions list.
*/
GLOBAL Terminal *term;
GLOBAL void *logctx;
#define WM_NETEVENT (WM_APP + 5)
/*
* On Windows, we send MA_2CLK as the only event marking the second
* press of a mouse button. Compare unix.h.
*/
#define MULTICLICK_ONLY_EVENT 1
/*
* On Windows, data written to the clipboard must be NUL-terminated.
*/
#define SELECTION_NUL_TERMINATED 1
/*
* On Windows, copying to the clipboard terminates lines with CRLF.
*/
#define SEL_NL { 13, 10 }
/*
* sk_getxdmdata() does not exist under Windows (not that I
* couldn't write it if I wanted to, but I haven't bothered), so
* it's a macro which always returns NULL. With any luck this will
* cause the compiler to notice it can optimise away the
* implementation of XDM-AUTHORIZATION-1 in x11fwd.c :-)
*/
#define sk_getxdmdata(socket, lenp) (NULL)
/*
* File-selector filter strings used in the config box. On Windows,
* these strings are of exactly the type needed to go in
* `lpstrFilter' in an OPENFILENAME structure.
*/
#define FILTER_KEY_FILES ("PuTTY Private Key Files (*.ppk)\0*.ppk\0" \
"All Files (*.*)\0*\0\0\0")
#define FILTER_WAVE_FILES ("Wave Files (*.wav)\0*.WAV\0" \
"All Files (*.*)\0*\0\0\0")
#define FILTER_DYNLIB_FILES ("Dynamic Library Files (*.dll)\0*.dll\0" \
"All Files (*.*)\0*\0\0\0")
/*
* Exports from winnet.c.
*/
extern int select_result(WPARAM, LPARAM);
/*
* winnet.c dynamically loads WinSock 2 or WinSock 1 depending on
* what it can get, which means any WinSock routines used outside
* that module must be exported from it as function pointers. So
* here they are.
*/
DECL_WINDOWS_FUNCTION(GLOBAL, int, WSAAsyncSelect,
(SOCKET, HWND, u_int, long));
DECL_WINDOWS_FUNCTION(GLOBAL, int, WSAEventSelect,
(SOCKET, WSAEVENT, long));
DECL_WINDOWS_FUNCTION(GLOBAL, int, select,
(int, fd_set FAR *, fd_set FAR *,
fd_set FAR *, const struct timeval FAR *));
DECL_WINDOWS_FUNCTION(GLOBAL, int, WSAGetLastError, (void));
DECL_WINDOWS_FUNCTION(GLOBAL, int, WSAEnumNetworkEvents,
(SOCKET, WSAEVENT, LPWSANETWORKEVENTS));
extern int socket_writable(SOCKET skt);
extern void socket_reselect_all(void);
/*
* Exports from winctrls.c.
*/
struct ctlpos {
HWND hwnd;
WPARAM font;
int dlu4inpix;
int ypos, width;
int xoff;
int boxystart, boxid;
char *boxtext;
};
/*
* Exports from winutils.c.
*/
typedef struct filereq_tag filereq; /* cwd for file requester */
BOOL request_file(filereq *state, OPENFILENAME *of, int preserve, int save);
filereq *filereq_new(void);
void filereq_free(filereq *state);
int message_box(LPCTSTR text, LPCTSTR caption, DWORD style, DWORD helpctxid);
char *GetDlgItemText_alloc(HWND hwnd, int id);
void split_into_argv(char *, int *, char ***, char ***);
/*
* Private structure for prefslist state. Only in the header file
* so that we can delegate allocation to callers.
*/
struct prefslist {
int listid, upbid, dnbid;
int srcitem;
int dummyitem;
int dragging;
};
/*
* This structure is passed to event handler functions as the `dlg'
* parameter, and hence is passed back to winctrls access functions.
*/
struct dlgparam {
HWND hwnd; /* the hwnd of the dialog box */
struct winctrls *controltrees[8]; /* can have several of these */
int nctrltrees;
char *wintitle; /* title of actual window */
char *errtitle; /* title of error sub-messageboxes */
void *data; /* data to pass in refresh events */
union control *focused, *lastfocused; /* which ctrl has focus now/before */
char shortcuts[128]; /* track which shortcuts in use */
int coloursel_wanted; /* has an event handler asked for
* a colour selector? */
struct { unsigned char r, g, b, ok; } coloursel_result; /* 0-255 */
tree234 *privdata; /* stores per-control private data */
int ended, endresult; /* has the dialog been ended? */
int fixed_pitch_fonts; /* are we constrained to fixed fonts? */
};
/*
* Exports from winctrls.c.
*/
void ctlposinit(struct ctlpos *cp, HWND hwnd,
int leftborder, int rightborder, int topborder);
HWND doctl(struct ctlpos *cp, RECT r,
char *wclass, int wstyle, int exstyle, char *wtext, int wid);
void bartitle(struct ctlpos *cp, char *name, int id);
void beginbox(struct ctlpos *cp, char *name, int idbox);
void endbox(struct ctlpos *cp);
void editboxfw(struct ctlpos *cp, int password, char *text,
int staticid, int editid);
void radioline(struct ctlpos *cp, char *text, int id, int nacross, ...);
void bareradioline(struct ctlpos *cp, int nacross, ...);
void radiobig(struct ctlpos *cp, char *text, int id, ...);
void checkbox(struct ctlpos *cp, char *text, int id);
void statictext(struct ctlpos *cp, char *text, int lines, int id);
void staticbtn(struct ctlpos *cp, char *stext, int sid,
char *btext, int bid);
void static2btn(struct ctlpos *cp, char *stext, int sid,
char *btext1, int bid1, char *btext2, int bid2);
void staticedit(struct ctlpos *cp, char *stext,
int sid, int eid, int percentedit);
void staticddl(struct ctlpos *cp, char *stext,
int sid, int lid, int percentlist);
void combobox(struct ctlpos *cp, char *text, int staticid, int listid);
void staticpassedit(struct ctlpos *cp, char *stext,
int sid, int eid, int percentedit);
void bigeditctrl(struct ctlpos *cp, char *stext,
int sid, int eid, int lines);
void ersatztab(struct ctlpos *cp, char *stext, int sid, int lid, int s2id);
void editbutton(struct ctlpos *cp, char *stext, int sid,
int eid, char *btext, int bid);
void sesssaver(struct ctlpos *cp, char *text,
int staticid, int editid, int listid, ...);
void envsetter(struct ctlpos *cp, char *stext, int sid,
char *e1stext, int e1sid, int e1id,
char *e2stext, int e2sid, int e2id,
int listid, char *b1text, int b1id, char *b2text, int b2id);
void charclass(struct ctlpos *cp, char *stext, int sid, int listid,
char *btext, int bid, int eid, char *s2text, int s2id);
void colouredit(struct ctlpos *cp, char *stext, int sid, int listid,
char *btext, int bid, ...);
void prefslist(struct prefslist *hdl, struct ctlpos *cp, int lines,
char *stext, int sid, int listid, int upbid, int dnbid);
int handle_prefslist(struct prefslist *hdl,
int *array, int maxmemb,
int is_dlmsg, HWND hwnd,
WPARAM wParam, LPARAM lParam);
void progressbar(struct ctlpos *cp, int id);
void fwdsetter(struct ctlpos *cp, int listid, char *stext, int sid,
char *e1stext, int e1sid, int e1id,
char *e2stext, int e2sid, int e2id,
char *btext, int bid,
char *r1text, int r1id, char *r2text, int r2id);
void dlg_auto_set_fixed_pitch_flag(void *dlg);
int dlg_get_fixed_pitch_flag(void *dlg);
void dlg_set_fixed_pitch_flag(void *dlg, int flag);
#define MAX_SHORTCUTS_PER_CTRL 16
/*
* This structure is what's stored for each `union control' in the
* portable-dialog interface.
*/
struct winctrl {
union control *ctrl;
/*
* The control may have several components at the Windows
* level, with different dialog IDs. To avoid needing N
* separate platformsidectrl structures (which could be stored
* separately in a tree234 so that lookup by ID worked), we
* impose the constraint that those IDs must be in a contiguous
* block.
*/
int base_id;
int num_ids;
/*
* Remember what keyboard shortcuts were used by this control,
* so that when we remove it again we can take them out of the
* list in the dlgparam.
*/
char shortcuts[MAX_SHORTCUTS_PER_CTRL];
/*
* Some controls need a piece of allocated memory in which to
* store temporary data about the control.
*/
void *data;
};
/*
* And this structure holds a set of the above, in two separate
* tree234s so that it can find an item by `union control' or by
* dialog ID.
*/
struct winctrls {
tree234 *byctrl, *byid;
};
struct controlset;
struct controlbox;
void winctrl_init(struct winctrls *);
void winctrl_cleanup(struct winctrls *);
void winctrl_add(struct winctrls *, struct winctrl *);
void winctrl_remove(struct winctrls *, struct winctrl *);
struct winctrl *winctrl_findbyctrl(struct winctrls *, union control *);
struct winctrl *winctrl_findbyid(struct winctrls *, int);
struct winctrl *winctrl_findbyindex(struct winctrls *, int);
void winctrl_layout(struct dlgparam *dp, struct winctrls *wc,
struct ctlpos *cp, struct controlset *s, int *id);
int winctrl_handle_command(struct dlgparam *dp, UINT msg,
WPARAM wParam, LPARAM lParam);
void winctrl_rem_shortcuts(struct dlgparam *dp, struct winctrl *c);
int winctrl_context_help(struct dlgparam *dp, HWND hwnd, int id);
void dp_init(struct dlgparam *dp);
void dp_add_tree(struct dlgparam *dp, struct winctrls *tree);
void dp_cleanup(struct dlgparam *dp);
/*
* Exports from wincfg.c.
*/
void win_setup_config_box(struct controlbox *b, HWND *hwndp, int has_help,
int midsession, int protocol);
/*
* Exports from windlg.c.
*/
void defuse_showwindow(void);
int do_config(void);
int do_reconfig(HWND, int);
void showeventlog(HWND);
void showabout(HWND);
void force_normal(HWND hwnd);
void modal_about_box(HWND hwnd);
void show_help(HWND hwnd);
/*
* Exports from winmisc.c.
*/
extern OSVERSIONINFO osVersion;
void dll_hijacking_protection(void);
BOOL init_winver(void);
HMODULE load_system32_dll(const char *libname);
const char *win_strerror(int error);
void restrict_process_acl(void);
GLOBAL int restricted_acl;
/*
* Exports from sizetip.c.
*/
void UpdateSizeTip(HWND src, int cx, int cy);
void EnableSizeTip(int bEnable);
/*
* Exports from unicode.c.
*/
struct unicode_data;
void init_ucs(Conf *, struct unicode_data *);
/*
* Exports from winhandl.c.
*/
#define HANDLE_FLAG_OVERLAPPED 1
#define HANDLE_FLAG_IGNOREEOF 2
#define HANDLE_FLAG_UNITBUFFER 4
struct handle;
typedef int (*handle_inputfn_t)(struct handle *h, void *data, int len);
typedef void (*handle_outputfn_t)(struct handle *h, int new_backlog);
struct handle *handle_input_new(HANDLE handle, handle_inputfn_t gotdata,
void *privdata, int flags);
struct handle *handle_output_new(HANDLE handle, handle_outputfn_t sentdata,
void *privdata, int flags);
int handle_write(struct handle *h, const void *data, int len);
void handle_write_eof(struct handle *h);
HANDLE *handle_get_events(int *nevents);
void handle_free(struct handle *h);
void handle_got_event(HANDLE event);
void handle_unthrottle(struct handle *h, int backlog);
int handle_backlog(struct handle *h);
void *handle_get_privdata(struct handle *h);
struct handle *handle_add_foreign_event(HANDLE event,
void (*callback)(void *), void *ctx);
/*
* winpgntc.c needs to schedule callbacks for asynchronous agent
* requests. This has to be done differently in GUI and console, so
* there's an exported function used for the purpose.
*
* Also, we supply FLAG_SYNCAGENT to force agent requests to be
* synchronous in pscp and psftp.
*/
void agent_schedule_callback(void (*callback)(void *, void *, int),
void *callback_ctx, void *data, int len);
#define FLAG_SYNCAGENT 0x1000
/*
* Exports from winser.c.
*/
extern Backend serial_backend;
/*
* Exports from winjump.c.
*/
#define JUMPLIST_SUPPORTED /* suppress #defines in putty.h */
void add_session_to_jumplist(const char * const sessionname);
void remove_session_from_jumplist(const char * const sessionname);
void clear_jumplist(void);
BOOL set_explicit_app_user_model_id();
/*
* Extra functions in winstore.c over and above the interface in
* storage.h.
*
* These functions manipulate the Registry section which mirrors the
* current Windows 7 jump list. (Because the real jump list storage is
* write-only, we need to keep another copy of whatever we put in it,
* so that we can put in a slightly modified version the next time.)
*/
/* Adds a saved session to the registry jump list mirror. 'item' is a
* string naming a saved session. */
int add_to_jumplist_registry(const char *item);
/* Removes an item from the registry jump list mirror. */
int remove_from_jumplist_registry(const char *item);
/* Returns the current jump list entries from the registry. Caller
* must free the returned pointer, which points to a contiguous
* sequence of NUL-terminated strings in memory, terminated with an
* empty one. */
char *get_jumplist_registry_entries(void);
#endif