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-rw-r--r--erts/emulator/sys/win32/erl_poll.c6
-rw-r--r--erts/emulator/sys/win32/erl_win32_sys_ddll.c5
-rw-r--r--erts/emulator/sys/win32/erl_win_dyn_driver.h44
-rw-r--r--erts/emulator/sys/win32/erl_win_sys.h41
-rwxr-xr-x[-rw-r--r--]erts/emulator/sys/win32/sys.c21
-rw-r--r--erts/emulator/sys/win32/sys_env.c2
-rw-r--r--erts/emulator/sys/win32/sys_float.c5
-rw-r--r--erts/emulator/sys/win32/sys_interrupt.c3
-rw-r--r--erts/emulator/sys/win32/sys_time.c327
9 files changed, 387 insertions, 67 deletions
diff --git a/erts/emulator/sys/win32/erl_poll.c b/erts/emulator/sys/win32/erl_poll.c
index ab4ef05118..7a1d129cd5 100644
--- a/erts/emulator/sys/win32/erl_poll.c
+++ b/erts/emulator/sys/win32/erl_poll.c
@@ -442,8 +442,8 @@ poll_wait_timeout(ErtsPollSet ps, SysTimeval *tvp)
if (erts_atomic32_read_nob(&ps->wakeup_state) != ERTS_POLL_NOT_WOKEN)
return (DWORD) 0;
- if (timeout > ERTS_AINT32_T_MAX) /* Also prevents DWORD overflow */
- timeout = ERTS_AINT32_T_MAX;
+ if (timeout > ((time_t) ERTS_AINT32_T_MAX))
+ timeout = ERTS_AINT32_T_MAX; /* Also prevents DWORD overflow */
erts_smp_atomic32_set_relb(&ps->timeout, (erts_aint32_t) timeout);
return (DWORD) timeout;
@@ -1012,7 +1012,7 @@ void erts_poll_interrupt(ErtsPollSet ps, int set /* bool */)
void erts_poll_interrupt_timed(ErtsPollSet ps,
int set /* bool */,
- long msec)
+ erts_short_time_t msec)
{
HARDTRACEF(("In erts_poll_interrupt_timed(%d,%ld)",set,msec));
if (!set)
diff --git a/erts/emulator/sys/win32/erl_win32_sys_ddll.c b/erts/emulator/sys/win32/erl_win32_sys_ddll.c
index a19f49af10..d00eed932b 100644
--- a/erts/emulator/sys/win32/erl_win32_sys_ddll.c
+++ b/erts/emulator/sys/win32/erl_win32_sys_ddll.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2006-2009. All Rights Reserved.
+ * Copyright Ericsson AB 2006-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -25,6 +25,9 @@
#include <windows.h>
#define GET_ERTS_ALC_TEST
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include "sys.h"
#include "global.h"
#include "erl_alloc.h"
diff --git a/erts/emulator/sys/win32/erl_win_dyn_driver.h b/erts/emulator/sys/win32/erl_win_dyn_driver.h
index ecb06868d5..ec5141838a 100644
--- a/erts/emulator/sys/win32/erl_win_dyn_driver.h
+++ b/erts/emulator/sys/win32/erl_win_dyn_driver.h
@@ -39,11 +39,11 @@ WDD_TYPEDEF(int, driver_exit, (ErlDrvPort, int));
WDD_TYPEDEF(int, driver_failure_eof, (ErlDrvPort));
WDD_TYPEDEF(int, driver_select, (ErlDrvPort, ErlDrvEvent, int, int));
WDD_TYPEDEF(int, driver_event, (ErlDrvPort, ErlDrvEvent,ErlDrvEventData));
-WDD_TYPEDEF(int, driver_output, (ErlDrvPort, char *, int));
-WDD_TYPEDEF(int, driver_output2, (ErlDrvPort, char *, int,char *, int));
-WDD_TYPEDEF(int, driver_output_binary, (ErlDrvPort, char *, int,ErlDrvBinary*, int, int));
-WDD_TYPEDEF(int, driver_outputv, (ErlDrvPort, char*, int, ErlIOVec *,int));
-WDD_TYPEDEF(int, driver_vec_to_buf, (ErlIOVec *, char *, int));
+WDD_TYPEDEF(int, driver_output, (ErlDrvPort, char *, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_output2, (ErlDrvPort, char *, ErlDrvSizeT ,char *, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_output_binary, (ErlDrvPort, char *, ErlDrvSizeT, ErlDrvBinary*, ErlDrvSizeT, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_outputv, (ErlDrvPort, char*, ErlDrvSizeT, ErlIOVec *, ErlDrvSizeT));
+WDD_TYPEDEF(ErlDrvSizeT, driver_vec_to_buf, (ErlIOVec *, char *, ErlDrvSizeT));
WDD_TYPEDEF(int, driver_set_timer, (ErlDrvPort, unsigned long));
WDD_TYPEDEF(int, driver_cancel_timer, (ErlDrvPort));
WDD_TYPEDEF(int, driver_read_timer, (ErlDrvPort, unsigned long *));
@@ -51,22 +51,22 @@ WDD_TYPEDEF(char *, erl_errno_id, (int));
WDD_TYPEDEF(void, set_busy_port, (ErlDrvPort, int));
WDD_TYPEDEF(void, set_port_control_flags, (ErlDrvPort, int));
WDD_TYPEDEF(int, get_port_flags, (ErlDrvPort));
-WDD_TYPEDEF(ErlDrvBinary *, driver_alloc_binary, (int));
-WDD_TYPEDEF(ErlDrvBinary *, driver_realloc_binary, (ErlDrvBinary *, int));
+WDD_TYPEDEF(ErlDrvBinary *, driver_alloc_binary, (ErlDrvSizeT));
+WDD_TYPEDEF(ErlDrvBinary *, driver_realloc_binary, (ErlDrvBinary *, ErlDrvSizeT));
WDD_TYPEDEF(void, driver_free_binary, (ErlDrvBinary *));
-WDD_TYPEDEF(void *, driver_alloc, (size_t));
-WDD_TYPEDEF(void *, driver_realloc, (void *, size_t));
+WDD_TYPEDEF(void *, driver_alloc, (ErlDrvSizeT));
+WDD_TYPEDEF(void *, driver_realloc, (void *, ErlDrvSizeT));
WDD_TYPEDEF(void, driver_free, (void *));
-WDD_TYPEDEF(int, driver_enq, (ErlDrvPort, char*, int));
-WDD_TYPEDEF(int, driver_pushq, (ErlDrvPort, char*, int));
-WDD_TYPEDEF(int, driver_deq, (ErlDrvPort, int));
-WDD_TYPEDEF(int, driver_sizeq, (ErlDrvPort));
-WDD_TYPEDEF(int, driver_enq_bin, (ErlDrvPort, ErlDrvBinary *, int,int));
-WDD_TYPEDEF(int, driver_pushq_bin, (ErlDrvPort, ErlDrvBinary *, int,int));
-WDD_TYPEDEF(int, driver_peekqv, (ErlDrvPort, ErlIOVec *));
+WDD_TYPEDEF(int, driver_enq, (ErlDrvPort, char*, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_pushq, (ErlDrvPort, char*, ErlDrvSizeT));
+WDD_TYPEDEF(ErlDrvSizeT, driver_deq, (ErlDrvPort, ErlDrvSizeT));
+WDD_TYPEDEF(ErlDrvSizeT, driver_sizeq, (ErlDrvPort));
+WDD_TYPEDEF(int, driver_enq_bin, (ErlDrvPort, ErlDrvBinary *, ErlDrvSizeT, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_pushq_bin, (ErlDrvPort, ErlDrvBinary *, ErlDrvSizeT, ErlDrvSizeT));
+WDD_TYPEDEF(ErlDrvSizeT, driver_peekqv, (ErlDrvPort, ErlIOVec *));
WDD_TYPEDEF(SysIOVec *, driver_peekq, (ErlDrvPort, int *));
-WDD_TYPEDEF(int, driver_enqv, (ErlDrvPort, ErlIOVec *, int));
-WDD_TYPEDEF(int, driver_pushqv, (ErlDrvPort, ErlIOVec *, int));
+WDD_TYPEDEF(int, driver_enqv, (ErlDrvPort, ErlIOVec *, ErlDrvSizeT));
+WDD_TYPEDEF(int, driver_pushqv, (ErlDrvPort, ErlIOVec *, ErlDrvSizeT));
WDD_TYPEDEF(void, add_driver_entry, (ErlDrvEntry *));
WDD_TYPEDEF(int, remove_driver_entry, (ErlDrvEntry *));
WDD_TYPEDEF(ErlDrvTermData, driver_mk_atom, (char*));
@@ -83,10 +83,10 @@ WDD_TYPEDEF(void *, driver_dl_open, (char *));
WDD_TYPEDEF(void *, driver_dl_sym, (void *, char *));
WDD_TYPEDEF(int, driver_dl_close, (void *));
WDD_TYPEDEF(char *, driver_dl_error, (void));
-WDD_TYPEDEF(unsigned long, erts_alc_test, (unsigned long,
- unsigned long,
- unsigned long,
- unsigned long));
+WDD_TYPEDEF(ErlDrvUInt, erts_alc_test, (ErlDrvUInt,
+ ErlDrvUInt,
+ ErlDrvUInt,
+ ErlDrvUInt));
WDD_TYPEDEF(ErlDrvSInt, driver_binary_get_refc, (ErlDrvBinary *dbp));
WDD_TYPEDEF(ErlDrvSInt, driver_binary_inc_refc, (ErlDrvBinary *dbp));
WDD_TYPEDEF(ErlDrvSInt, driver_binary_dec_refc, (ErlDrvBinary *dbp));
diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h
index 92d8577537..03298a6c54 100644
--- a/erts/emulator/sys/win32/erl_win_sys.h
+++ b/erts/emulator/sys/win32/erl_win_sys.h
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1997-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1997-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -117,9 +117,30 @@ int erts_check_io_debug(void);
#define SYS_CLK_TCK 1000
#define SYS_CLOCK_RESOLUTION 1
+#if SIZEOF_TIME_T != 8
+# error "Unexpected sizeof(time_t)"
+#endif
+
+/*
+ * gcc uses a 4 byte time_t and vc++ uses an 8 byte time_t.
+ * Types seen in beam_emu.c *need* to have the same size
+ * as in the rest of the system...
+ */
+typedef __int64 erts_time_t;
+
+struct tm *sys_localtime_r(time_t *epochs, struct tm *ptm);
+struct tm *sys_gmtime_r(time_t *epochs, struct tm *ptm);
+time_t sys_mktime( struct tm *ptm);
+
+#define localtime_r sys_localtime_r
+#define HAVE_LOCALTIME_R 1
+#define gmtime_r sys_gmtime_r
+#define HAVE_GMTIME_R
+#define mktime sys_mktime
+
typedef struct {
- long tv_sec;
- long tv_usec;
+ erts_time_t tv_sec;
+ erts_time_t tv_usec;
} SysTimeval;
typedef struct {
@@ -169,10 +190,12 @@ void erts_sys_env_init(void);
extern volatile int erl_fp_exception;
#include <float.h>
-#if defined (__GNUC__)
+/* I suspect this test isn't right, it might depend on the version of GCC
+ rather than if it's a MINGW gcc, but I havent been able to pinpoint the
+ exact point where _finite was added to the headers in cygwin... */
+#if defined (__GNUC__) && !defined(__MINGW32__)
int _finite(double x);
#endif
-#endif
/*#define NO_FPE_SIGNALS*/
#define erts_get_current_fp_exception() NULL
@@ -191,13 +214,6 @@ int _finite(double x);
#define erts_sys_block_fpe() 0
#define erts_sys_unblock_fpe(x) do{}while(0)
-#define SIZEOF_SHORT 2
-#define SIZEOF_INT 4
-#define SIZEOF_LONG 4
-#define SIZEOF_VOID_P 4
-#define SIZEOF_SIZE_T 4
-#define SIZEOF_OFF_T 4
-
/*
* Seems to be missing.
*/
@@ -210,3 +226,4 @@ typedef long ssize_t;
int init_async(int);
int exit_async(void);
#endif
+#endif
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index 6f33ef7ad6..b106f0932d 100644..100755
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -474,7 +474,7 @@ static int spawn_init(void);
static int fd_init(void);
static void fd_stop(ErlDrvData);
static void stop(ErlDrvData);
-static void output(ErlDrvData, char*, int);
+static void output(ErlDrvData, char*, ErlDrvSizeT);
static void ready_input(ErlDrvData, ErlDrvEvent);
static void ready_output(ErlDrvData, ErlDrvEvent);
static void stop_select(ErlDrvEvent, void*);
@@ -1634,17 +1634,6 @@ create_child_process
WaitForSingleObject(hProcess, 50);
}
- /*
- * When an application spawns a process repeatedly, a new thread
- * instance will be created for each process but the previous
- * instances may not be cleaned up. This results in a significant
- * virtual memory loss each time the process is spawned. If there
- * is a WaitForInputIdle() call between CreateProcess() and
- * CloseHandle(), the problem does not occur. PSS ID Number: Q124121
- */
-
- WaitForInputIdle(piProcInfo.hProcess, 5000);
-
return ok;
}
@@ -2442,13 +2431,13 @@ threaded_exiter(LPVOID param)
*/
static void
-output(ErlDrvData drv_data, char* buf, int len)
+output(ErlDrvData drv_data, char* buf, ErlDrvSizeT len)
/* long drv_data; /* The slot to use in the driver data table.
* For Windows NT, this is *NOT* a file handle.
* The handle is found in the driver data.
*/
-/* char *buf; /* Pointer to data to write to the port program. */
-/* int len; /* Number of bytes to write. */
+/* char *buf; /* Pointer to data to write to the port program. */
+/* ErlDrvSizeT len; /* Number of bytes to write. */
{
DriverData* dp;
int pb; /* The header size for this port. */
@@ -3301,7 +3290,7 @@ erts_sys_schedule_interrupt(int set)
#ifdef ERTS_SMP
void
-erts_sys_schedule_interrupt_timed(int set, long msec)
+erts_sys_schedule_interrupt_timed(int set, erts_short_time_t msec)
{
erts_check_io_interrupt_timed(set, msec);
}
diff --git a/erts/emulator/sys/win32/sys_env.c b/erts/emulator/sys/win32/sys_env.c
index 7acc7f07ee..064745d418 100644
--- a/erts/emulator/sys/win32/sys_env.c
+++ b/erts/emulator/sys/win32/sys_env.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2002-2010. All Rights Reserved.
+ * Copyright Ericsson AB 2002-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
diff --git a/erts/emulator/sys/win32/sys_float.c b/erts/emulator/sys/win32/sys_float.c
index 9e67ca7f48..6558ad2d99 100644
--- a/erts/emulator/sys/win32/sys_float.c
+++ b/erts/emulator/sys/win32/sys_float.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1997-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1997-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -18,6 +18,9 @@
*/
/* Float conversions */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include "sys.h"
#include "signal.h"
diff --git a/erts/emulator/sys/win32/sys_interrupt.c b/erts/emulator/sys/win32/sys_interrupt.c
index 93aaa23f97..347c31053b 100644
--- a/erts/emulator/sys/win32/sys_interrupt.c
+++ b/erts/emulator/sys/win32/sys_interrupt.c
@@ -19,6 +19,9 @@
/*
* Purpose: Interrupt handling in windows.
*/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include "sys.h"
#include "erl_alloc.h"
#include "erl_thr_progress.h"
diff --git a/erts/emulator/sys/win32/sys_time.c b/erts/emulator/sys/win32/sys_time.c
index 50e43065b5..b5123dc45d 100644
--- a/erts/emulator/sys/win32/sys_time.c
+++ b/erts/emulator/sys/win32/sys_time.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1997-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1997-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -20,6 +20,9 @@
* Purpose: System-dependent time functions.
*/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include "sys.h"
#include "assert.h"
@@ -32,28 +35,336 @@
/******************* Routines for time measurement *********************/
#define EPOCH_JULIAN_DIFF LL_LITERAL(11644473600)
+#define TICKS_PER_SECOND LL_LITERAL(10000000)
+#define SECONDS_PER_DAY LL_LITERAL(86400)
+
+#define ULI_TO_FILETIME(ft,ull) \
+ do { \
+ (ft).dwLowDateTime = (ull).LowPart; \
+ (ft).dwHighDateTime = (ull).HighPart; \
+ } while (0)
+
+#define FILETIME_TO_ULI(ull,ft) \
+ do { \
+ (ull).LowPart = (ft).dwLowDateTime; \
+ (ull).HighPart = (ft).dwHighDateTime; \
+ } while (0)
+
+#define EPOCH_TO_FILETIME(ft, epoch) \
+ do { \
+ ULARGE_INTEGER ull; \
+ ull.QuadPart = (((epoch) + EPOCH_JULIAN_DIFF) * TICKS_PER_SECOND); \
+ ULI_TO_FILETIME(ft,ull); \
+ } while(0)
+
+#define FILETIME_TO_EPOCH(epoch, ft) \
+ do { \
+ ULARGE_INTEGER ull; \
+ FILETIME_TO_ULI(ull,ft); \
+ (epoch) = ((ull.QuadPart / TICKS_PER_SECOND) - EPOCH_JULIAN_DIFF); \
+ } while(0)
+
static SysHrTime wrap = 0;
static DWORD last_tick_count = 0;
+/* Getting timezone information is a heavy operation, so we want to do this
+ only once */
+
+static TIME_ZONE_INFORMATION static_tzi;
+static int have_static_tzi = 0;
+
+static int days_in_month[2][13] = {
+ {0,31,28,31,30,31,30,31,31,30,31,30,31},
+ {0,31,29,31,30,31,30,31,31,30,31,30,31}};
+
int
sys_init_time(void)
{
+ if(GetTimeZoneInformation(&static_tzi) &&
+ static_tzi.StandardDate.wMonth != 0 &&
+ static_tzi.DaylightDate.wMonth != 0) {
+ have_static_tzi = 1;
+ }
return 1;
}
+/* Returns a switchtimes for DST as UTC filetimes given data from a
+ TIME_ZONE_INFORMATION, see sys_localtime_r for usage. */
+static void
+get_dst_switchtime(DWORD year,
+ SYSTEMTIME dstinfo, LONG bias,
+ FILETIME *utc_switchtime)
+{
+ DWORD occu;
+ DWORD weekday,wday_1st;
+ DWORD day, days_in;
+ FILETIME tmp,tmp2;
+ ULARGE_INTEGER ull;
+ int leap_year = 0;
+ if (dstinfo.wYear != 0) {
+ /* A year specific transition, in which case the data in the structure
+ is already properly set for a specific year. Compare year
+ with parameter and see if they correspond, in that case generate a
+ filetime directly, otherwise set the filetime to 0 */
+ if (year != dstinfo.wYear) {
+ utc_switchtime->dwLowDateTime = utc_switchtime->dwHighDateTime = 0;
+ return;
+ }
+ } else {
+ occu = dstinfo.wDay;
+ weekday = dstinfo.wDayOfWeek;
+
+ dstinfo.wDayOfWeek = 0;
+ dstinfo.wDay = 1;
+ dstinfo.wYear = year;
+
+ SystemTimeToFileTime(&dstinfo,&tmp);
+ ull.LowPart = tmp.dwLowDateTime;
+ ull.HighPart = tmp.dwHighDateTime;
+
+ ull.QuadPart /= (TICKS_PER_SECOND*SECONDS_PER_DAY); /* Julian Day */
+ wday_1st = (DWORD) ((ull.QuadPart + LL_LITERAL(1)) % LL_LITERAL(7));
+ day = (weekday >= wday_1st) ?
+ weekday - wday_1st + 1 :
+ weekday - wday_1st + 8;
+ --occu;
+ if (((dstinfo.wYear % 4) == 0 && (dstinfo.wYear % 100) > 0) ||
+ ((dstinfo.wYear % 400) == 0)) {
+ leap_year = 1;
+ }
+ days_in = days_in_month[leap_year][dstinfo.wMonth];
+ while (occu > 0 && (day + 7 <= days_in)) {
+ --occu;
+ day += 7;
+ }
+ dstinfo.wDay = day;
+ }
+ SystemTimeToFileTime(&dstinfo,&tmp);
+ /* correct for bias */
+ ull.LowPart = tmp.dwLowDateTime;
+ ull.HighPart = tmp.dwHighDateTime;
+ ull.QuadPart += (((LONGLONG) bias) * LL_LITERAL(60) * TICKS_PER_SECOND);
+ utc_switchtime->dwLowDateTime = ull.LowPart;
+ utc_switchtime->dwHighDateTime = ull.HighPart;
+ return;
+}
+
+/* This function gives approximately the correct year from a FILETIME
+ Around the actual new year, it may return the wrong value, but that's OK
+ as DST never switches around new year. */
+static DWORD
+approx_year(FILETIME ft)
+{
+ ULARGE_INTEGER ull;
+ FILETIME_TO_ULI(ull,ft);
+ ull.QuadPart /= LL_LITERAL(1000);
+ ull.QuadPart /= SECONDS_PER_DAY;
+ ull.QuadPart /= LL_LITERAL(3652425);
+ ull.QuadPart += 1601;
+ return (DWORD) ull.QuadPart;
+}
+
+struct tm *
+sys_localtime_r(time_t *epochs, struct tm *ptm)
+{
+ FILETIME ft,lft;
+ SYSTEMTIME st;
+
+ if ((((*epochs) + EPOCH_JULIAN_DIFF) * TICKS_PER_SECOND) < 0LL) {
+ fprintf(stderr,"1\r\n"); fflush(stderr);
+ return NULL;
+ }
+
+ EPOCH_TO_FILETIME(ft,*epochs);
+ ptm->tm_isdst = 0;
+ if (have_static_tzi) {
+ FILETIME dst_start, dst_stop;
+ ULARGE_INTEGER ull;
+ DWORD year = approx_year(ft);
+ get_dst_switchtime(year,static_tzi.DaylightDate,
+ static_tzi.Bias+static_tzi.StandardBias,&dst_start);
+ get_dst_switchtime(year,static_tzi.StandardDate,
+ static_tzi.Bias+static_tzi.StandardBias+
+ static_tzi.DaylightBias,
+ &dst_stop);
+ FILETIME_TO_ULI(ull,ft);
+
+ if (CompareFileTime(&ft,&dst_start) >= 0 &&
+ CompareFileTime(&ft,&dst_stop) < 0) {
+ ull.QuadPart -=
+ ((LONGLONG) static_tzi.Bias+static_tzi.StandardBias+
+ static_tzi.DaylightBias) *
+ LL_LITERAL(60) * TICKS_PER_SECOND;
+ ptm->tm_isdst = 1;
+ } else {
+ ull.QuadPart -=
+ ((LONGLONG) static_tzi.Bias+static_tzi.StandardBias)
+ * LL_LITERAL(60) * TICKS_PER_SECOND;
+ }
+ ULI_TO_FILETIME(ft,ull);
+ } else {
+ if (!FileTimeToLocalFileTime(&ft,&lft)) {
+ return NULL;
+ }
+ ft = lft;
+ }
+
+ if (!FileTimeToSystemTime(&ft,&st)) {
+ return NULL;
+ }
+
+ ptm->tm_year = (int) st.wYear - 1900;
+ ptm->tm_mon = (int) st.wMonth - 1;
+ ptm->tm_mday = (int) st.wDay;
+ ptm->tm_hour = (int) st.wHour;
+ ptm->tm_min = (int) st.wMinute;
+ ptm->tm_sec = (int) st.wSecond;
+ ptm->tm_wday = (int) st.wDayOfWeek;
+ {
+ int yday = ptm->tm_mday - 1;
+ int m = ptm->tm_mon;
+ int leap_year = 0;
+ if (((st.wYear % 4) == 0 && (st.wYear % 100) > 0) ||
+ ((st.wYear % 400) == 0)) {
+ leap_year = 1;
+ }
+ while (m > 0) {
+ yday +=days_in_month[leap_year][m];
+ --m;
+ }
+ ptm->tm_yday = yday;
+ }
+ return ptm;
+}
+
+struct tm *
+sys_gmtime_r(time_t *epochs, struct tm *ptm)
+{
+ FILETIME ft;
+ SYSTEMTIME st;
+
+ if ((((*epochs) + EPOCH_JULIAN_DIFF) * TICKS_PER_SECOND) < 0LL) {
+ return NULL;
+ }
+
+ EPOCH_TO_FILETIME(ft,*epochs);
+
+ if (!FileTimeToSystemTime(&ft,&st)) {
+ return NULL;
+ }
+
+ ptm->tm_year = (int) st.wYear - 1900;
+ ptm->tm_mon = (int) st.wMonth - 1;
+ ptm->tm_mday = (int) st.wDay;
+ ptm->tm_hour = (int) st.wHour;
+ ptm->tm_min = (int) st.wMinute;
+ ptm->tm_sec = (int) st.wSecond;
+ ptm->tm_wday = (int) st.wDayOfWeek;
+ ptm->tm_isdst = 0;
+ {
+ int yday = ptm->tm_mday - 1;
+ int m = ptm->tm_mon;
+ int leap_year = 0;
+ if (((st.wYear % 4) == 0 && (st.wYear % 100) > 0) ||
+ ((st.wYear % 400) == 0)) {
+ leap_year = 1;
+ }
+ while (m > 0) {
+ yday +=days_in_month[leap_year][m];
+ --m;
+ }
+ ptm->tm_yday = yday;
+ }
+
+ return ptm;
+}
+
+time_t
+sys_mktime(struct tm *ptm)
+{
+ FILETIME ft;
+ SYSTEMTIME st;
+ int dst = 0;
+ time_t epochs;
+
+ memset(&st,0,sizeof(st));
+ /* Convert relevant parts of truct tm to SYSTEMTIME */
+ st.wYear = (USHORT) (ptm->tm_year + 1900);
+ st.wMonth = (USHORT) (ptm->tm_mon + 1);
+ st.wDay = (USHORT) ptm->tm_mday;
+ st.wHour = (USHORT) ptm->tm_hour;
+ st.wMinute = (USHORT) ptm->tm_min;
+ st.wSecond = (USHORT) ptm->tm_sec;
+
+ SystemTimeToFileTime(&st,&ft);
+
+ /* ft is now some kind of local file time, but it may be wrong depending
+ on what is in the tm_dst field. We need to manually convert it to
+ UTC before turning it into epochs */
+
+ if (have_static_tzi) {
+ FILETIME dst_start, dst_stop;
+ ULARGE_INTEGER ull_start,ull_stop,ull_ft;
+
+ FILETIME_TO_ULI(ull_ft,ft);
+
+ /* Correct everything except DST */
+ ull_ft.QuadPart += (static_tzi.Bias+static_tzi.StandardBias)
+ * LL_LITERAL(60) * TICKS_PER_SECOND;
+
+ /* Determine if DST is active */
+ if (ptm->tm_isdst >= 0) {
+ dst = ptm->tm_isdst;
+ } else if (static_tzi.DaylightDate.wMonth != 0){
+ /* This is how windows mktime does it, meaning it does not
+ take nonexisting local times into account */
+ get_dst_switchtime(st.wYear,static_tzi.DaylightDate,
+ static_tzi.Bias+static_tzi.StandardBias,
+ &dst_start);
+ get_dst_switchtime(st.wYear,static_tzi.StandardDate,
+ static_tzi.Bias+static_tzi.StandardBias+
+ static_tzi.DaylightBias,
+ &dst_stop);
+ FILETIME_TO_ULI(ull_start,dst_start);
+ FILETIME_TO_ULI(ull_stop,dst_stop);
+ if ((ull_ft.QuadPart >= ull_start.QuadPart) &&
+ (ull_ft.QuadPart < ull_stop.QuadPart)) {
+ /* We are in DST */
+ dst = 1;
+ }
+ }
+ /* Correct for DST */
+ if (dst) {
+ ull_ft.QuadPart += static_tzi.DaylightBias *
+ LL_LITERAL(60) * TICKS_PER_SECOND;
+ }
+ epochs = ((ull_ft.QuadPart / TICKS_PER_SECOND) - EPOCH_JULIAN_DIFF);
+ } else {
+ /* No DST, life is easy... */
+ FILETIME lft;
+ LocalFileTimeToFileTime(&ft,&lft);
+ FILETIME_TO_EPOCH(epochs,lft);
+ }
+ /* Normalize the struct tm */
+ sys_localtime_r(&epochs,ptm);
+ return epochs;
+}
+
void
sys_gettimeofday(SysTimeval *tv)
{
SYSTEMTIME t;
FILETIME ft;
- LONGLONG lft;
+ ULARGE_INTEGER ull;
GetSystemTime(&t);
SystemTimeToFileTime(&t, &ft);
- memcpy(&lft, &ft, sizeof(lft));
- tv->tv_usec = (long) ((lft / LL_LITERAL(10)) % LL_LITERAL(1000000));
- tv->tv_sec = (long) ((lft / LL_LITERAL(10000000)) - EPOCH_JULIAN_DIFF);
+ FILETIME_TO_ULI(ull,ft);
+ tv->tv_usec = (long) ((ull.QuadPart / LL_LITERAL(10)) %
+ LL_LITERAL(1000000));
+ tv->tv_sec = (long) ((ull.QuadPart / LL_LITERAL(10000000)) -
+ EPOCH_JULIAN_DIFF);
}
SysHrTime
@@ -88,9 +399,3 @@ sys_times(SysTimes *buffer) {
buffer->tms_stime = (clock_t) (system & LL_LITERAL(0x7FFFFFFF));
return kernel_ticks;
}
-
-
-
-
-
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 12:27:02 +0000