/* * winstuff.h: Windows-specific inter-module stuff. */ #ifndef PUTTY_WINSTUFF_H #define PUTTY_WINSTUFF_H #ifndef AUTO_WINSOCK #include #endif #include #include /* 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 #if !defined _MSC_VER || _MSC_VER >= 1600 || defined __clang__ #include #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 #ifdef __WINE__ #define NO_SECUREZEROMEMORY /* winelib doesn't have this */ #endif #ifndef NO_SECUREZEROMEMORY #define PLATFORM_HAS_SMEMCLR /* inhibit cross-platform one in misc.c */ #endif #ifndef __WINE__ /* Up-to-date Windows headers warn that the unprefixed versions of * these names are deprecated. */ #define stricmp _stricmp #define strnicmp _strnicmp #else /* Compiling with winegcc, _neither_ version of these functions * exists. Use the POSIX names. */ #define stricmp strcasecmp #define strnicmp strncasecmp #endif #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 TYPECHECK(to_check, to_return) \ (sizeof(to_check) ? to_return : to_return) #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) \ TYPECHECK((t_##name)NULL == name, \ (p_##name = module ? \ (t_##name) GetProcAddress(module, STR(name)) : NULL)) #define GET_WINDOWS_FUNCTION(module, name) \ TYPECHECK((t_##name)NULL == name, \ (p_##name = module ? \ (t_##name) GetProcAddress(module, #name) : NULL)) #define GET_WINDOWS_FUNCTION_NO_TYPECHECK(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 void 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, WSAGetLastError, (void)); DECL_WINDOWS_FUNCTION(GLOBAL, int, WSAEnumNetworkEvents, (SOCKET, WSAEVENT, LPWSANETWORKEVENTS)); #ifdef NEED_DECLARATION_OF_SELECT /* This declaration is protected by an ifdef for the sake of building * against winelib, in which you have to include winsock2.h before * stdlib.h so that the right fd_set type gets defined. It would be a * pain to do that throughout this codebase, so instead I arrange that * only a modules actually needing to use (or define, or initialise) * this function pointer will see its declaration, and _those_ modules * - which will be Windows-specific anyway - can take more care. */ DECL_WINDOWS_FUNCTION(GLOBAL, int, select, (int, fd_set FAR *, fd_set FAR *, fd_set FAR *, const struct timeval FAR *)); #endif 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; }; void init_common_controls(void); /* also does some DLL-loading */ /* * 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; /* A few pieces of up-to-date Windows API definition needed for older * compilers. */ #ifndef LOAD_LIBRARY_SEARCH_SYSTEM32 #define LOAD_LIBRARY_SEARCH_SYSTEM32 0x00000800 #endif #ifndef LOAD_LIBRARY_SEARCH_USER_DIRS #define LOAD_LIBRARY_SEARCH_USER_DIRS 0x00000400 #endif #ifndef LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR #define LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR 0x00000100 #endif #ifndef DLL_DIRECTORY_COOKIE typedef PVOID DLL_DIRECTORY_COOKIE; DECLSPEC_IMPORT DLL_DIRECTORY_COOKIE WINAPI AddDllDirectory (PCWSTR NewDirectory); #endif /* * 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