2 * winsftp.c: the Windows-specific parts of PSFTP and PSCP.
17 /* ----------------------------------------------------------------------
18 * Interface to GUI driver program.
21 /* This is just a base value from which the main message numbers are
23 #define WM_APP_BASE 0x8000
25 /* These two pass a single character value in wParam. They represent
26 * the visible output from PSCP. */
27 #define WM_STD_OUT_CHAR ( WM_APP_BASE+400 )
28 #define WM_STD_ERR_CHAR ( WM_APP_BASE+401 )
30 /* These pass a transfer status update. WM_STATS_CHAR passes a single
31 * character in wParam, and is called repeatedly to pass the name of
32 * the file, terminated with "\n". WM_STATS_SIZE passes the size of
33 * the file being transferred in wParam. WM_STATS_ELAPSED is called
34 * to pass the elapsed time (in seconds) in wParam, and
35 * WM_STATS_PERCENT passes the percentage of the transfer which is
36 * complete, also in wParam. */
37 #define WM_STATS_CHAR ( WM_APP_BASE+402 )
38 #define WM_STATS_SIZE ( WM_APP_BASE+403 )
39 #define WM_STATS_PERCENT ( WM_APP_BASE+404 )
40 #define WM_STATS_ELAPSED ( WM_APP_BASE+405 )
42 /* These are used at the end of a run to pass an error code in
43 * wParam: zero means success, nonzero means failure. WM_RET_ERR_CNT
44 * is used after a copy, and WM_LS_RET_ERR_CNT is used after a file
46 #define WM_RET_ERR_CNT ( WM_APP_BASE+406 )
47 #define WM_LS_RET_ERR_CNT ( WM_APP_BASE+407 )
49 /* More transfer status update messages. WM_STATS_DONE passes the
50 * number of bytes sent so far in wParam. WM_STATS_ETA passes the
51 * estimated time to completion (in seconds). WM_STATS_RATEBS passes
52 * the average transfer rate (in bytes per second). */
53 #define WM_STATS_DONE ( WM_APP_BASE+408 )
54 #define WM_STATS_ETA ( WM_APP_BASE+409 )
55 #define WM_STATS_RATEBS ( WM_APP_BASE+410 )
57 #define NAME_STR_MAX 2048
58 static char statname
[NAME_STR_MAX
+ 1];
59 static unsigned long statsize
= 0;
60 static unsigned long statdone
= 0;
61 static unsigned long stateta
= 0;
62 static unsigned long statratebs
= 0;
63 static int statperct
= 0;
64 static unsigned long statelapsed
= 0;
66 static HWND gui_hwnd
= NULL
;
68 static void send_msg(HWND h
, UINT message
, WPARAM wParam
)
70 while (!PostMessage(h
, message
, wParam
, 0))
74 void gui_send_char(int is_stderr
, int c
)
76 unsigned int msg_id
= WM_STD_OUT_CHAR
;
78 msg_id
= WM_STD_ERR_CHAR
;
79 send_msg(gui_hwnd
, msg_id
, (WPARAM
) c
);
82 void gui_send_errcount(int list
, int errs
)
84 unsigned int msg_id
= WM_RET_ERR_CNT
;
86 msg_id
= WM_LS_RET_ERR_CNT
;
87 while (!PostMessage(gui_hwnd
, msg_id
, (WPARAM
) errs
, 0))
91 void gui_update_stats(char *name
, unsigned long size
,
92 int percentage
, unsigned long elapsed
,
93 unsigned long done
, unsigned long eta
,
98 if (strcmp(name
, statname
) != 0) {
99 for (i
= 0; i
< strlen(name
); ++i
)
100 send_msg(gui_hwnd
, WM_STATS_CHAR
, (WPARAM
) name
[i
]);
101 send_msg(gui_hwnd
, WM_STATS_CHAR
, (WPARAM
) '\n');
102 strcpy(statname
, name
);
104 if (statsize
!= size
) {
105 send_msg(gui_hwnd
, WM_STATS_SIZE
, (WPARAM
) size
);
108 if (statdone
!= done
) {
109 send_msg(gui_hwnd
, WM_STATS_DONE
, (WPARAM
) done
);
112 if (stateta
!= eta
) {
113 send_msg(gui_hwnd
, WM_STATS_ETA
, (WPARAM
) eta
);
116 if (statratebs
!= ratebs
) {
117 send_msg(gui_hwnd
, WM_STATS_RATEBS
, (WPARAM
) ratebs
);
120 if (statelapsed
!= elapsed
) {
121 send_msg(gui_hwnd
, WM_STATS_ELAPSED
, (WPARAM
) elapsed
);
122 statelapsed
= elapsed
;
124 if (statperct
!= percentage
) {
125 send_msg(gui_hwnd
, WM_STATS_PERCENT
, (WPARAM
) percentage
);
126 statperct
= percentage
;
130 void gui_enable(char *arg
)
132 gui_hwnd
= (HWND
) atoi(arg
);
135 /* ----------------------------------------------------------------------
136 * File access abstraction.
140 * Set local current directory. Returns NULL on success, or else an
141 * error message which must be freed after printing.
143 char *psftp_lcd(char *dir
)
147 if (!SetCurrentDirectory(dir
)) {
150 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER
|
151 FORMAT_MESSAGE_FROM_SYSTEM
|
152 FORMAT_MESSAGE_IGNORE_INSERTS
,
153 NULL
, GetLastError(),
154 MAKELANGID(LANG_NEUTRAL
, SUBLANG_DEFAULT
),
155 (LPTSTR
)&message
, 0, NULL
);
156 i
= strcspn((char *)message
, "\n");
157 ret
= dupprintf("%.*s", i
, (LPCTSTR
)message
);
165 * Get local current directory. Returns a string which must be
168 char *psftp_getcwd(void)
170 char *ret
= snewn(256, char);
171 int len
= GetCurrentDirectory(256, ret
);
173 ret
= sresize(ret
, len
, char);
174 GetCurrentDirectory(len
, ret
);
178 #define TIME_POSIX_TO_WIN(t, ft) (*(LONGLONG*)&(ft) = \
179 ((LONGLONG) (t) + (LONGLONG) 11644473600) * (LONGLONG) 10000000)
180 #define TIME_WIN_TO_POSIX(ft, t) ((t) = (unsigned long) \
181 ((*(LONGLONG*)&(ft)) / (LONGLONG) 10000000 - (LONGLONG) 11644473600))
187 RFile
*open_existing_file(char *name
, unsigned long *size
,
188 unsigned long *mtime
, unsigned long *atime
)
193 h
= CreateFile(name
, GENERIC_READ
, FILE_SHARE_READ
, NULL
,
194 OPEN_EXISTING
, 0, 0);
195 if (h
== INVALID_HANDLE_VALUE
)
202 *size
= GetFileSize(h
, NULL
);
204 if (mtime
|| atime
) {
205 FILETIME actime
, wrtime
;
206 GetFileTime(h
, NULL
, &actime
, &wrtime
);
208 TIME_WIN_TO_POSIX(actime
, *atime
);
210 TIME_WIN_TO_POSIX(wrtime
, *mtime
);
216 int read_from_file(RFile
*f
, void *buffer
, int length
)
219 ret
= ReadFile(f
->h
, buffer
, length
, &read
, NULL
);
221 return -1; /* error */
226 void close_rfile(RFile
*f
)
236 WFile
*open_new_file(char *name
)
241 h
= CreateFile(name
, GENERIC_WRITE
, 0, NULL
,
242 CREATE_ALWAYS
, FILE_ATTRIBUTE_NORMAL
, 0);
243 if (h
== INVALID_HANDLE_VALUE
)
252 int write_to_file(WFile
*f
, void *buffer
, int length
)
255 ret
= WriteFile(f
->h
, buffer
, length
, &written
, NULL
);
257 return -1; /* error */
262 void set_file_times(WFile
*f
, unsigned long mtime
, unsigned long atime
)
264 FILETIME actime
, wrtime
;
265 TIME_POSIX_TO_WIN(atime
, actime
);
266 TIME_POSIX_TO_WIN(mtime
, wrtime
);
267 SetFileTime(f
->h
, NULL
, &actime
, &wrtime
);
270 void close_wfile(WFile
*f
)
276 int file_type(char *name
)
279 attr
= GetFileAttributes(name
);
280 /* We know of no `weird' files under Windows. */
281 if (attr
== (DWORD
)-1)
282 return FILE_TYPE_NONEXISTENT
;
283 else if (attr
& FILE_ATTRIBUTE_DIRECTORY
)
284 return FILE_TYPE_DIRECTORY
;
286 return FILE_TYPE_FILE
;
294 DirHandle
*open_directory(char *name
)
297 WIN32_FIND_DATA fdat
;
301 /* To enumerate files in dir `foo', we search for `foo/*'. */
302 findfile
= dupcat(name
, "/*", NULL
);
303 h
= FindFirstFile(findfile
, &fdat
);
304 if (h
== INVALID_HANDLE_VALUE
)
308 ret
= snew(DirHandle
);
310 ret
->name
= dupstr(fdat
.cFileName
);
314 char *read_filename(DirHandle
*dir
)
317 WIN32_FIND_DATA fdat
;
318 int ok
= FindNextFile(dir
->h
, &fdat
);
323 if (fdat
.cFileName
[0] == '.' &&
324 (fdat
.cFileName
[1] == '\0' ||
325 (fdat
.cFileName
[1] == '.' && fdat
.cFileName
[2] == '\0')))
328 dir
->name
= dupstr(fdat
.cFileName
);
332 char *ret
= dir
->name
;
339 void close_directory(DirHandle
*dir
)
347 int test_wildcard(char *name
, int cmdline
)
350 WIN32_FIND_DATA fdat
;
352 /* First see if the exact name exists. */
353 if (GetFileAttributes(name
) != (DWORD
)-1)
354 return WCTYPE_FILENAME
;
356 /* Otherwise see if a wildcard match finds anything. */
357 fh
= FindFirstFile(name
, &fdat
);
358 if (fh
== INVALID_HANDLE_VALUE
)
359 return WCTYPE_NONEXISTENT
;
362 return WCTYPE_WILDCARD
;
365 struct WildcardMatcher
{
372 * Return a pointer to the portion of str that comes after the last
373 * slash (or backslash or colon, if `local' is TRUE).
375 static char *stripslashes(char *str
, int local
)
380 p
= strchr(str
, ':');
384 p
= strrchr(str
, '/');
388 p
= strrchr(str
, '\\');
395 WildcardMatcher
*begin_wildcard_matching(char *name
)
398 WIN32_FIND_DATA fdat
;
399 WildcardMatcher
*ret
;
402 h
= FindFirstFile(name
, &fdat
);
403 if (h
== INVALID_HANDLE_VALUE
)
406 ret
= snew(WildcardMatcher
);
408 ret
->srcpath
= dupstr(name
);
409 last
= stripslashes(ret
->srcpath
, 1);
411 if (fdat
.cFileName
[0] == '.' &&
412 (fdat
.cFileName
[1] == '\0' ||
413 (fdat
.cFileName
[1] == '.' && fdat
.cFileName
[2] == '\0')))
416 ret
->name
= dupcat(ret
->srcpath
, fdat
.cFileName
, NULL
);
421 char *wildcard_get_filename(WildcardMatcher
*dir
)
424 WIN32_FIND_DATA fdat
;
425 int ok
= FindNextFile(dir
->h
, &fdat
);
430 if (fdat
.cFileName
[0] == '.' &&
431 (fdat
.cFileName
[1] == '\0' ||
432 (fdat
.cFileName
[1] == '.' && fdat
.cFileName
[2] == '\0')))
435 dir
->name
= dupcat(dir
->srcpath
, fdat
.cFileName
, NULL
);
439 char *ret
= dir
->name
;
446 void finish_wildcard_matching(WildcardMatcher
*dir
)
455 int create_directory(char *name
)
457 return CreateDirectory(name
, NULL
) != 0;
460 char *dir_file_cat(char *dir
, char *file
)
462 return dupcat(dir
, "\\", file
, NULL
);
465 /* ----------------------------------------------------------------------
466 * Platform-specific network handling.
470 * Be told what socket we're supposed to be using.
472 static SOCKET sftp_ssh_socket
;
473 char *do_select(SOCKET skt
, int startup
)
476 sftp_ssh_socket
= skt
;
478 sftp_ssh_socket
= INVALID_SOCKET
;
481 extern int select_result(WPARAM
, LPARAM
);
484 * Initialize the WinSock driver.
486 static void init_winsock(void)
491 winsock_ver
= MAKEWORD(1, 1);
492 if (WSAStartup(winsock_ver
, &wsadata
)) {
493 fprintf(stderr
, "Unable to initialise WinSock");
496 if (LOBYTE(wsadata
.wVersion
) != 1 || HIBYTE(wsadata
.wVersion
) != 1) {
497 fprintf(stderr
, "WinSock version is incompatible with 1.1");
503 * Wait for some network data and process it.
505 int ssh_sftp_loop_iteration(void)
509 if (sftp_ssh_socket
== INVALID_SOCKET
)
510 return -1; /* doom */
513 FD_SET(sftp_ssh_socket
, &readfds
);
514 if (select(1, &readfds
, NULL
, NULL
, NULL
) < 0)
515 return -1; /* doom */
517 select_result((WPARAM
) sftp_ssh_socket
, (LPARAM
) FD_READ
);
521 /* ----------------------------------------------------------------------
522 * Main program. Parse arguments etc.
524 int main(int argc
, char *argv
[])
529 ret
= psftp_main(argc
, argv
);