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Alexandre Julliardafb49ea2000-09-29 20:48:04 +00001/*
2 * Win32 kernel functions
3 *
4 * Copyright 1995 Martin von Loewis and Cameron Heide
Alexandre Julliard0799c1a2002-03-09 23:29:33 +00005 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000019 */
20
Patrik Stridvall136fae52002-03-11 05:08:38 +000021#include "config.h"
22
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000023#include <string.h>
24#include <unistd.h>
Alexandre Julliard908464d2000-11-01 03:11:12 +000025#include <stdlib.h>
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000026#include <sys/time.h>
27#include <sys/times.h>
28#include "file.h"
Patrik Stridvallbf8943c2000-10-02 03:39:34 +000029#include "ntddk.h"
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000030#include "winerror.h"
Eric Pouecha862f682001-02-26 22:33:29 +000031#include "winnls.h"
James Hathewaya9f89972001-04-09 18:45:49 +000032#include "wine/unicode.h"
Alexandre Julliard0799c1a2002-03-09 23:29:33 +000033#include "wine/debug.h"
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000034
Alexandre Julliard0799c1a2002-03-09 23:29:33 +000035WINE_DEFAULT_DEBUG_CHANNEL(win32);
Alexandre Julliardafb49ea2000-09-29 20:48:04 +000036
37/* maximum time adjustment in seconds for SetLocalTime and SetSystemTime */
38#define SETTIME_MAX_ADJUST 120
39
James Hathewaya9f89972001-04-09 18:45:49 +000040
41/* This structure is used to store strings that represent all of the time zones
42 in the world. (This is used to help GetTimeZoneInformation)
43*/
44struct tagTZ_INFO
45{
46 const char *psTZFromUnix;
47 WCHAR psTZWindows[32];
48 int bias;
49 int dst;
50};
51
52static const struct tagTZ_INFO TZ_INFO[] =
53{
54 {"MHT",
55 {'D','a','t','e','l','i','n','e',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
56 -720, 0},
57 {"SST",
58 {'S','a','m','o','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
59 660, 0},
60 {"HST",
61 {'H','a','w','a','i','i','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
62 600, 0},
63 {"AKDT",
64 {'A','l','a','s','k','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
65 480, 1},
66 {"PDT",
67 {'P','a','c','i','f','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
68 420, 1},
69 {"MST",
70 {'U','S',' ','M','o','u','n','t','a','i','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
71 420, 0},
72 {"MDT",
73 {'M','o','u','n','t','a','i','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
74 360, 1},
75 {"CST",
76 {'C','e','n','t','r','a','l',' ','A','m','e','r','i','c','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
77 360, 0},
78 {"CDT",
79 {'C','e','n','t','r','a','l',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
80 300, 1},
81 {"COT",
82 {'S','A',' ','P','a','c','i','f','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
83 300, 0},
84 {"EDT",
85 {'E','a','s','t','e','r','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
86 240, 1},
87 {"EST",
88 {'U','S',' ','E','a','s','t','e','r','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
89 300, 0},
90 {"ADT",
91 {'A','t','l','a','n','t','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
92 180, 1},
93 {"VET",
94 {'S','A',' ','W','e','s','t','e','r','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
95 240, 0},
96 {"CLT",
97 {'P','a','c','i','f','i','c',' ','S','A',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
98 240, 0},
99 {"NDT",
100 {'N','e','w','f','o','u','n','d','l','a','n','d',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
101 150, 1},
102 {"BRT",
103 {'E','.',' ','S','o','u','t','h',' ','A','m','e','r','i','c','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
104 180, 0},
105 {"ART",
106 {'S','A',' ','E','a','s','t','e','r','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
107 180, 0},
108 {"WGST",
109 {'G','r','e','e','n','l','a','n','d',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
110 120, 1},
111 {"GST",
112 {'M','i','d','-','A','t','l','a','n','t','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
113 120, 0},
114 {"AZOST",
115 {'A','z','o','r','e','s',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
116 0, 1},
117 {"CVT",
118 {'C','a','p','e',' ','V','e','r','d','e',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
119 60, 0},
120 {"WET",
121 {'G','r','e','e','n','w','i','c','h',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
122 0, 0},
123 {"BST",
124 {'G','M','T',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
125 -60, 1},
126 {"GMT",
127 {'G','M','T',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
128 0, 0},
129 {"CEST",
130 {'C','e','n','t','r','a','l',' ','E','u','r','o','p','e',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
131 -120, 1},
132 {"WAT",
133 {'W','.',' ','C','e','n','t','r','a','l',' ','A','f','r','i','c','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
134 -60, 0},
135 {"EEST",
136 {'E','.',' ','E','u','r','o','p','e',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
137 -180, 1},
138 {"EET",
139 {'E','g','y','p','t',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
140 -120, 0},
141 {"CAT",
142 {'S','o','u','t','h',' ','A','f','r','i','c','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
143 -120, 0},
144 {"IST",
145 {'I','s','r','a','e','l',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
146 -120, 0},
147 {"ADT",
148 {'A','r','a','b','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
149 -240, 1},
150 {"AST",
151 {'A','r','a','b',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
152 -180, 0},
153 {"MSD",
154 {'R','u','s','s','i','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
155 -240, 1},
156 {"EAT",
157 {'E','.',' ','A','f','r','i','c','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
158 -180, 0},
159 {"IRST",
160 {'I','r','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
161 -270, 1},
162 {"GST",
163 {'A','r','a','b','i','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
164 -240, 0},
165 {"AZST",
166 {'C','a','u','c','a','s','u','s',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
167 -300, 1},
168 {"AFT",
169 {'A','f','g','h','a','n','i','s','t','a','n',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
170 -270, 0},
171 {"YEKST",
172 {'E','k','a','t','e','r','i','n','b','u','r','g',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
173 -360, 1},
174 {"PKT",
175 {'W','e','s','t',' ','A','s','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
176 -300, 0},
177 {"IST",
178 {'I','n','d','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
179 -330, 0},
180 {"NPT",
181 {'N','e','p','a','l',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
182 -345, 0},
183 {"ALMST",
184 {'N','.',' ','C','e','n','t','r','a','l',' ','A','s','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
185 -420, 1},
186 {"BDT",
187 {'C','e','n','t','r','a','l',' ','A','s','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
188 -360, 0},
189 {"LKT",
190 {'S','r','i',' ','L','a','n','k','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
191 -360, 0},
192 {"MMT",
193 {'M','y','a','n','m','a','r',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
194 -390, 0},
195 {"ICT",
196 {'S','E',' ','A','s','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
197 -420, 0},
198 {"KRAST",
199 {'N','o','r','t','h',' ','A','s','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
200 -480, 1},
201 {"CST",
202 {'C','h','i','n','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
203 -480, 0},
204 {"IRKST",
205 {'N','o','r','t','h',' ','A','s','i','a',' ','E','a','s','t',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
206 -540, 1},
207 {"SGT",
208 {'M','a','l','a','y',' ','P','e','n','i','n','s','u','l','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
209 -480, 0},
210 {"WST",
211 {'W','.',' ','A','u','s','t','r','a','l','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
212 -480, 0},
213 {"JST",
214 {'T','o','k','y','o',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
215 -540, 0},
216 {"KST",
217 {'K','o','r','e','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
218 -540, 0},
219 {"YAKST",
220 {'Y','a','k','u','t','s','k',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
221 -600, 1},
222 {"CST",
223 {'C','e','n','.',' ','A','u','s','t','r','a','l','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
224 -570, 0},
225 {"EST",
226 {'E','.',' ','A','u','s','t','r','a','l','i','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
227 -600, 0},
228 {"GST",
229 {'W','e','s','t',' ','P','a','c','i','f','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
230 -600, 0},
231 {"VLAST",
232 {'V','l','a','d','i','v','o','s','t','o','k',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
233 -660, 1},
234 {"MAGST",
235 {'C','e','n','t','r','a','l',' ','P','a','c','i','f','i','c',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
236 -720, 1},
237 {"NZST",
238 {'N','e','w',' ','Z','e','a','l','a','n','d',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
239 -720, 0},
240 {"FJT",
241 {'F','i','j','i',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
242 -720, 0},
243 {"TOT",
244 {'T','o','n','g','a',' ','S','t','a','n','d','a','r','d',' ','T','i','m','e','\0'},
245 -780, 0}
246};
247
248/* TIME_GetTZAsStr: helper function that returns the given timezone as a string.
249 This could be done with a hash table instead of merely iterating through
250 a table, however with the small amount of entries (60 or so) I didn't think
251 it was worth it. */
252static const WCHAR* TIME_GetTZAsStr (time_t utc, int bias, int dst)
253{
254 char psTZName[7];
255 struct tm *ptm = localtime(&utc);
256 int i;
257
258 if (!strftime (psTZName, 7, "%Z", ptm))
259 return (NULL);
260
261 for (i=0; i<(sizeof(TZ_INFO) / sizeof(struct tagTZ_INFO)); i++)
262 {
263 if ( strcmp(TZ_INFO[i].psTZFromUnix, psTZName) == 0 &&
264 TZ_INFO[i].bias == bias &&
265 TZ_INFO[i].dst == dst
266 )
267 return TZ_INFO[i].psTZWindows;
268 }
269
270 return (NULL);
271}
272
273
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000274/* TIME_GetBias: helper function calculates delta local time from UTC */
275static int TIME_GetBias( time_t utc, int *pdaylight)
276{
277 struct tm *ptm = localtime(&utc);
278 *pdaylight = ptm->tm_isdst; /* daylight for local timezone */
279 ptm = gmtime(&utc);
280 ptm->tm_isdst = *pdaylight; /* use local daylight, not that of Greenwich */
281 return (int)(utc-mktime(ptm));
282}
283
284
285/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000286 * SetLocalTime (KERNEL32.@)
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000287 *
Andrew Johnston03131aa2000-12-19 23:33:03 +0000288 * Sets the local time using current time zone and daylight
289 * savings settings.
290 *
291 * RETURNS
292 *
293 * True if the time was set, false if the time was invalid or the
294 * necessary permissions were not held.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000295 */
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000296BOOL WINAPI SetLocalTime(
297 const SYSTEMTIME *systime) /* [in] The desired local time. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000298{
299 struct timeval tv;
300 struct tm t;
301 time_t sec;
302 time_t oldsec=time(NULL);
303 int err;
304
305 /* get the number of seconds */
306 t.tm_sec = systime->wSecond;
307 t.tm_min = systime->wMinute;
308 t.tm_hour = systime->wHour;
309 t.tm_mday = systime->wDay;
310 t.tm_mon = systime->wMonth - 1;
311 t.tm_year = systime->wYear - 1900;
312 t.tm_isdst = -1;
313 sec = mktime (&t);
314
315 /* set the new time */
316 tv.tv_sec = sec;
317 tv.tv_usec = systime->wMilliseconds * 1000;
318
319 /* error and sanity check*/
320 if( sec == (time_t)-1 || abs((int)(sec-oldsec)) > SETTIME_MAX_ADJUST ){
321 err = 1;
322 SetLastError(ERROR_INVALID_PARAMETER);
323 } else {
Patrik Stridvall136fae52002-03-11 05:08:38 +0000324#ifdef HAVE_SETTIMEOFDAY
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000325 err=settimeofday(&tv, NULL); /* 0 is OK, -1 is error */
326 if(err == 0)
327 return TRUE;
328 SetLastError(ERROR_PRIVILEGE_NOT_HELD);
Patrik Stridvall136fae52002-03-11 05:08:38 +0000329#else
330 err = 1;
331 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
332#endif
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000333 }
334 ERR("Cannot set time to %d/%d/%d %d:%d:%d Time adjustment %ld %s\n",
335 systime->wYear, systime->wMonth, systime->wDay, systime->wHour,
336 systime->wMinute, systime->wSecond,
337 sec-oldsec, err == -1 ? "No Permission" :
338 sec==(time_t)-1 ? "" : "is too large." );
339 return FALSE;
340}
341
342
343/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000344 * GetSystemTimeAdjustment (KERNEL32.@)
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000345 *
Andrew Johnston03131aa2000-12-19 23:33:03 +0000346 * Indicates the period between clock interrupt and the amount the clock
347 * is adjusted each interrupt so as to keep it insync with an external source.
348 *
349 * RETURNS
350 *
351 * Always returns true.
352 *
353 * BUGS
354 *
355 * Only the special case of disabled time adjustments is supported.
356 * (also the signature is wrong it should have a return type of BOOL)
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000357 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000358DWORD WINAPI GetSystemTimeAdjustment(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000359 LPDWORD lpTimeAdjustment, /* [out] The clock adjustment per interupt in 100's of nanoseconds. */
360 LPDWORD lpTimeIncrement, /* [out] The time between clock interupts in 100's of nanoseconds. */
361 LPBOOL lpTimeAdjustmentDisabled) /* [out] The clock synchonisation has been disabled. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000362{
363 *lpTimeAdjustment = 0;
364 *lpTimeIncrement = 0;
365 *lpTimeAdjustmentDisabled = TRUE;
366 return TRUE;
367}
368
369
370/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000371 * SetSystemTime (KERNEL32.@)
Andrew Johnston03131aa2000-12-19 23:33:03 +0000372 *
373 * Sets the system time (utc).
374 *
375 * RETURNS
376 *
377 * True if the time was set, false if the time was invalid or the
378 * necessary permissions were not held.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000379 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000380BOOL WINAPI SetSystemTime(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000381 const SYSTEMTIME *systime) /* [in] The desired system time. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000382{
383 struct timeval tv;
384 struct timezone tz;
385 struct tm t;
386 time_t sec, oldsec;
387 int dst, bias;
388 int err;
389
390 /* call gettimeofday to get the current timezone */
391 gettimeofday(&tv, &tz);
392 oldsec=tv.tv_sec;
393 /* get delta local time from utc */
394 bias=TIME_GetBias(oldsec,&dst);
395
396 /* get the number of seconds */
397 t.tm_sec = systime->wSecond;
398 t.tm_min = systime->wMinute;
399 t.tm_hour = systime->wHour;
400 t.tm_mday = systime->wDay;
401 t.tm_mon = systime->wMonth - 1;
402 t.tm_year = systime->wYear - 1900;
403 t.tm_isdst = dst;
404 sec = mktime (&t);
405 /* correct for timezone and daylight */
406 sec += bias;
407
408 /* set the new time */
409 tv.tv_sec = sec;
410 tv.tv_usec = systime->wMilliseconds * 1000;
411
412 /* error and sanity check*/
413 if( sec == (time_t)-1 || abs((int)(sec-oldsec)) > SETTIME_MAX_ADJUST ){
414 err = 1;
415 SetLastError(ERROR_INVALID_PARAMETER);
416 } else {
Patrik Stridvall136fae52002-03-11 05:08:38 +0000417#ifdef HAVE_SETTIMEOFDAY
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000418 err=settimeofday(&tv, NULL); /* 0 is OK, -1 is error */
419 if(err == 0)
420 return TRUE;
421 SetLastError(ERROR_PRIVILEGE_NOT_HELD);
Patrik Stridvall136fae52002-03-11 05:08:38 +0000422#else
423 err = 1;
424 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
425#endif
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000426 }
427 ERR("Cannot set time to %d/%d/%d %d:%d:%d Time adjustment %ld %s\n",
428 systime->wYear, systime->wMonth, systime->wDay, systime->wHour,
429 systime->wMinute, systime->wSecond,
430 sec-oldsec, err == -1 ? "No Permission" :
431 sec==(time_t)-1 ? "" : "is too large." );
432 return FALSE;
433}
434
435
436/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000437 * GetTimeZoneInformation (KERNEL32.@)
Andrew Johnston03131aa2000-12-19 23:33:03 +0000438 *
439 * Fills in the a time zone information structure with values based on
440 * the current local time.
441 *
442 * RETURNS
443 *
444 * The daylight savings time standard or TIME_ZONE_ID_INVALID if the call failed.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000445 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000446DWORD WINAPI GetTimeZoneInformation(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000447 LPTIME_ZONE_INFORMATION tzinfo) /* [out] The time zone structure to be filled in. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000448{
449 time_t gmt;
450 int bias, daylight;
James Hathewaya9f89972001-04-09 18:45:49 +0000451 const WCHAR *psTZ;
452
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000453
454 memset(tzinfo, 0, sizeof(TIME_ZONE_INFORMATION));
455
456 gmt = time(NULL);
457 bias=TIME_GetBias(gmt,&daylight);
458
459 tzinfo->Bias = -bias / 60;
460 tzinfo->StandardBias = 0;
461 tzinfo->DaylightBias = -60;
James Hathewaya9f89972001-04-09 18:45:49 +0000462 psTZ = TIME_GetTZAsStr (gmt, (-bias/60), daylight);
463 if (psTZ) strcpyW( tzinfo->StandardName, psTZ );
Rein Klazes8fa528a2000-10-31 01:01:12 +0000464 return TIME_ZONE_ID_STANDARD;
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000465}
466
467
468/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000469 * SetTimeZoneInformation (KERNEL32.@)
Andrew Johnston03131aa2000-12-19 23:33:03 +0000470 *
471 * Set the local time zone with values based on the time zone structure.
472 *
473 * RETURNS
474 *
475 * True on successful setting of the time zone.
476 *
477 * BUGS
478 *
479 * Use the obsolete unix timezone structure and tz_dsttime member.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000480 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000481BOOL WINAPI SetTimeZoneInformation(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000482 const LPTIME_ZONE_INFORMATION tzinfo) /* [in] The new time zone. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000483{
484 struct timezone tz;
485
486 tz.tz_minuteswest = tzinfo->Bias;
487#ifdef DST_NONE
488 tz.tz_dsttime = DST_NONE;
489#else
490 tz.tz_dsttime = 0;
491#endif
492 return !settimeofday(NULL, &tz);
493}
494
495
496/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000497 * SystemTimeToTzSpecificLocalTime (KERNEL32.@)
Andrew Johnston03131aa2000-12-19 23:33:03 +0000498 *
499 * Converts the system time (utc) to the local time in the specified time zone.
500 *
501 * RETURNS
502 *
503 * Returns true when the local time was calculated.
504 *
505 * BUGS
506 *
507 * Does not handle daylight savings time adjustments correctly.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000508 */
509BOOL WINAPI SystemTimeToTzSpecificLocalTime(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000510 LPTIME_ZONE_INFORMATION lpTimeZoneInformation, /* [in] The desired time zone. */
511 LPSYSTEMTIME lpUniversalTime, /* [in] The utc time to base local time on. */
512 LPSYSTEMTIME lpLocalTime) /* [out] The local time in the time zone. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000513{
514 FIXME(":stub\n");
515 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
516 return FALSE;
517}
518
Alexandre Julliardd76f9f92000-10-01 01:40:42 +0000519
520/***********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000521 * GetSystemTimeAsFileTime (KERNEL32.@)
Andrew Johnston03131aa2000-12-19 23:33:03 +0000522 *
523 * Fills in a file time structure with the current time in UTC format.
Alexandre Julliardd76f9f92000-10-01 01:40:42 +0000524 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000525VOID WINAPI GetSystemTimeAsFileTime(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000526 LPFILETIME time) /* [out] The file time struct to be filled with the system time. */
Alexandre Julliardd76f9f92000-10-01 01:40:42 +0000527{
528 NtQuerySystemTime( (LARGE_INTEGER *)time );
529}
530
531
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000532/*********************************************************************
Andrew Johnston03131aa2000-12-19 23:33:03 +0000533 * TIME_ClockTimeToFileTime (olorin@fandra.org, 20-Sep-1998)
534 *
535 * Used by GetProcessTimes to convert clock_t into FILETIME.
536 *
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000537 * Differences to UnixTimeToFileTime:
538 * 1) Divided by CLK_TCK
539 * 2) Time is relative. There is no 'starting date', so there is
540 * no need in offset correction, like in UnixTimeToFileTime
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000541 */
542static void TIME_ClockTimeToFileTime(clock_t unix_time, LPFILETIME filetime)
543{
Alexandre Julliard27952ef2000-10-13 20:26:03 +0000544 LONGLONG secs = RtlEnlargedUnsignedMultiply( unix_time, 10000000 );
545 ((LARGE_INTEGER *)filetime)->QuadPart = RtlExtendedLargeIntegerDivide( secs, CLK_TCK, NULL );
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000546}
547
548/*********************************************************************
Patrik Stridvalldae8de62001-06-13 20:13:18 +0000549 * GetProcessTimes (KERNEL32.@)
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000550 *
Andrew Johnston03131aa2000-12-19 23:33:03 +0000551 * Returns the user and kernel execution times of a process,
552 * along with the creation and exit times if known.
553 *
554 * olorin@fandra.org:
555 * Would be nice to subtract the cpu time, used by Wine at startup.
556 * Also, there is a need to separate times used by different applications.
557 *
558 * RETURNS
559 *
560 * Always returns true.
561 *
562 * BUGS
563 *
564 * lpCreationTime, lpExitTime are NOT INITIALIZED.
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000565 */
Andrew Johnston03131aa2000-12-19 23:33:03 +0000566BOOL WINAPI GetProcessTimes(
Patrik Stridvallbca4a8d2001-02-12 03:49:57 +0000567 HANDLE hprocess, /* [in] The process to be queried (obtained from PROCESS_QUERY_INFORMATION). */
568 LPFILETIME lpCreationTime, /* [out] The creation time of the process. */
569 LPFILETIME lpExitTime, /* [out] The exit time of the process if exited. */
570 LPFILETIME lpKernelTime, /* [out] The time spent in kernal routines in 100's of nanoseconds. */
571 LPFILETIME lpUserTime) /* [out] The time spent in user routines in 100's of nanoseconds. */
Alexandre Julliardafb49ea2000-09-29 20:48:04 +0000572{
573 struct tms tms;
574
575 times(&tms);
576 TIME_ClockTimeToFileTime(tms.tms_utime,lpUserTime);
577 TIME_ClockTimeToFileTime(tms.tms_stime,lpKernelTime);
578 return TRUE;
579}
Eric Pouecha862f682001-02-26 22:33:29 +0000580
581/*********************************************************************
Patrik Stridvallc01c1932001-06-19 03:36:23 +0000582 * GetCalendarInfoA (KERNEL32.@)
Eric Pouecha862f682001-02-26 22:33:29 +0000583 *
584 */
585int WINAPI GetCalendarInfoA(LCID Locale, CALID Calendar, CALTYPE CalType,
586 LPSTR lpCalData, int cchData, LPDWORD lpValue)
587{
588 FIXME("(%08lx,%08lx,%08lx,%p,%d,%p): stub\n",
589 Locale, Calendar, CalType, lpCalData, cchData, lpValue);
Marcus Meissner89344962001-09-10 23:08:39 +0000590 /* dont have the #define values for those */
591
592 FIXME("\t");
593 /*
594 if (CalType & CAL_NOUSEROVERRIDE)
595 MESSAGE("CAL_NOUSEROVERRIDE|");
596 if (CalType & CAL_RETURN_NUMBER)
597 MESSAGE("CAL_RETURN_NUMBER|");
598 if (CalType & CAL_USE_CP_ACP)
599 MESSAGE("CAL_USE_CP_ACP|");
600 */
601
602 /*switch (CalType & ~(CAL_NOUSEROVERRIDE|CAL_RETURN_NUMBER|CAL_USE_CP_ACP)) {*/
603 switch (CalType & 0xffff) {
604#define X(x) case x: MESSAGE(#x"\n");break;
605 X(CAL_ICALINTVALUE)
606 X(CAL_SCALNAME)
607 X(CAL_IYEAROFFSETRANGE)
608 X(CAL_SERASTRING)
609 X(CAL_SSHORTDATE)
610 X(CAL_SLONGDATE)
611 X(CAL_SDAYNAME1)
612 X(CAL_SDAYNAME2)
613 X(CAL_SDAYNAME3)
614 X(CAL_SDAYNAME4)
615 X(CAL_SDAYNAME5)
616 X(CAL_SDAYNAME6)
617 X(CAL_SDAYNAME7)
618 X(CAL_SABBREVDAYNAME1)
619 X(CAL_SABBREVDAYNAME2)
620 X(CAL_SABBREVDAYNAME3)
621 X(CAL_SABBREVDAYNAME4)
622 X(CAL_SABBREVDAYNAME5)
623 X(CAL_SABBREVDAYNAME6)
624 X(CAL_SABBREVDAYNAME7)
625 X(CAL_SMONTHNAME1)
626 X(CAL_SMONTHNAME2)
627 X(CAL_SMONTHNAME3)
628 X(CAL_SMONTHNAME4)
629 X(CAL_SMONTHNAME5)
630 X(CAL_SMONTHNAME6)
631 X(CAL_SMONTHNAME7)
632 X(CAL_SMONTHNAME8)
633 X(CAL_SMONTHNAME9)
634 X(CAL_SMONTHNAME10)
635 X(CAL_SMONTHNAME11)
636 X(CAL_SMONTHNAME12)
637 X(CAL_SMONTHNAME13)
638 X(CAL_SABBREVMONTHNAME1)
639 X(CAL_SABBREVMONTHNAME2)
640 X(CAL_SABBREVMONTHNAME3)
641 X(CAL_SABBREVMONTHNAME4)
642 X(CAL_SABBREVMONTHNAME5)
643 X(CAL_SABBREVMONTHNAME6)
644 X(CAL_SABBREVMONTHNAME7)
645 X(CAL_SABBREVMONTHNAME8)
646 X(CAL_SABBREVMONTHNAME9)
647 X(CAL_SABBREVMONTHNAME10)
648 X(CAL_SABBREVMONTHNAME11)
649 X(CAL_SABBREVMONTHNAME12)
650 X(CAL_SABBREVMONTHNAME13)
651 X(CAL_SYEARMONTH)
652#undef X
653 default: MESSAGE("Unknown caltype %ld\n",CalType & 0xffff);
654 return E_FAIL;
655 }
Eric Pouecha862f682001-02-26 22:33:29 +0000656 return 0;
657}
658
659/*********************************************************************
Patrik Stridvallc01c1932001-06-19 03:36:23 +0000660 * GetCalendarInfoW (KERNEL32.@)
Eric Pouecha862f682001-02-26 22:33:29 +0000661 *
662 */
663int WINAPI GetCalendarInfoW(LCID Locale, CALID Calendar, CALTYPE CalType,
664 LPWSTR lpCalData, int cchData, LPDWORD lpValue)
665{
666 FIXME("(%08lx,%08lx,%08lx,%p,%d,%p): stub\n",
667 Locale, Calendar, CalType, lpCalData, cchData, lpValue);
668 return 0;
669}
670
671/*********************************************************************
Patrik Stridvallc01c1932001-06-19 03:36:23 +0000672 * SetCalendarInfoA (KERNEL32.@)
Eric Pouecha862f682001-02-26 22:33:29 +0000673 *
674 */
675int WINAPI SetCalendarInfoA(LCID Locale, CALID Calendar, CALTYPE CalType, LPCSTR lpCalData)
676{
677 FIXME("(%08lx,%08lx,%08lx,%s): stub\n",
678 Locale, Calendar, CalType, debugstr_a(lpCalData));
679 return 0;
680}
681
682/*********************************************************************
Patrik Stridvallc01c1932001-06-19 03:36:23 +0000683 * SetCalendarInfoW (KERNEL32.@)
Eric Pouecha862f682001-02-26 22:33:29 +0000684 *
685 */
686int WINAPI SetCalendarInfoW(LCID Locale, CALID Calendar, CALTYPE CalType, LPCWSTR lpCalData)
687{
688 FIXME("(%08lx,%08lx,%08lx,%s): stub\n",
689 Locale, Calendar, CalType, debugstr_w(lpCalData));
690 return 0;
691}
692