r5342: Reformat some very old code.

Jeremy.
(This used to be commit 08553faeeb77aef46264f4dfe738bc202e87ea23)

1 files changed, 281 insertions, 256 deletions

diff --git a/source3/lib/time.c b/source3/lib/time.c
index e7b537151ff..5d7628c9d36 100644
--- a/source3/lib/time.c
+++ b/source3/lib/time.c
@@ -56,8 +56,9 @@ time_t get_time_t_max(void)
 }
 
 /*******************************************************************
-a gettimeofday wrapper
+ A gettimeofday wrapper.
 ********************************************************************/
+
 void GetTimeOfDay(struct timeval *tval)
 {
 #ifdef HAVE_GETTIMEOFDAY_TZ
@@ -70,43 +71,45 @@ void GetTimeOfDay(struct timeval *tval)
 #define TM_YEAR_BASE 1900
 
 /*******************************************************************
-yield the difference between *A and *B, in seconds, ignoring leap seconds
+ Yield the difference between *A and *B, in seconds, ignoring leap seconds.
 ********************************************************************/
+
 static int tm_diff(struct tm *a, struct tm *b)
 {
-  int ay = a->tm_year + (TM_YEAR_BASE - 1);
-  int by = b->tm_year + (TM_YEAR_BASE - 1);
-  int intervening_leap_days =
-    (ay/4 - by/4) - (ay/100 - by/100) + (ay/400 - by/400);
-  int years = ay - by;
-  int days = 365*years + intervening_leap_days + (a->tm_yday - b->tm_yday);
-  int hours = 24*days + (a->tm_hour - b->tm_hour);
-  int minutes = 60*hours + (a->tm_min - b->tm_min);
-  int seconds = 60*minutes + (a->tm_sec - b->tm_sec);
+	int ay = a->tm_year + (TM_YEAR_BASE - 1);
+	int by = b->tm_year + (TM_YEAR_BASE - 1);
+	int intervening_leap_days = (ay/4 - by/4) - (ay/100 - by/100) + (ay/400 - by/400);
+	int years = ay - by;
+	int days = 365*years + intervening_leap_days + (a->tm_yday - b->tm_yday);
+	int hours = 24*days + (a->tm_hour - b->tm_hour);
+	int minutes = 60*hours + (a->tm_min - b->tm_min);
+	int seconds = 60*minutes + (a->tm_sec - b->tm_sec);
 
-  return seconds;
+	return seconds;
 }
 
 /*******************************************************************
-  return the UTC offset in seconds west of UTC, or 0 if it cannot be determined
-  ******************************************************************/
+ Return the UTC offset in seconds west of UTC, or 0 if it cannot be determined.
+******************************************************************/
+
 static int TimeZone(time_t t)
 {
-  struct tm *tm = gmtime(&t);
-  struct tm tm_utc;
-  if (!tm)
-    return 0;
-  tm_utc = *tm;
-  tm = localtime(&t);
-  if (!tm)
-    return 0;
-  return tm_diff(&tm_utc,tm);
-
+	struct tm *tm = gmtime(&t);
+	struct tm tm_utc;
+	if (!tm)
+		return 0;
+	tm_utc = *tm;
+	tm = localtime(&t);
+	if (!tm)
+		return 0;
+	return tm_diff(&tm_utc,tm);
 }
 
 static BOOL done_serverzone_init;
 
-/* Return the smb serverzone value */
+/*******************************************************************
+ Return the smb serverzone value.
+******************************************************************/
 
 static int get_serverzone(void)
 {
@@ -127,7 +130,9 @@ static int get_serverzone(void)
         return serverzone;
 }
 
-/* Re-read the smb serverzone value */
+/*******************************************************************
+ Re-read the smb serverzone value.
+******************************************************************/
 
 static struct timeval start_time_hires;
 
@@ -161,175 +166,180 @@ void get_process_uptime(struct timeval *ret_time)
 }
 
 /*******************************************************************
-return the same value as TimeZone, but it should be more efficient.
+ Return the same value as TimeZone, but it should be more efficient.
 
-We keep a table of DST offsets to prevent calling localtime() on each 
-call of this function. This saves a LOT of time on many unixes.
+ We keep a table of DST offsets to prevent calling localtime() on each 
+ call of this function. This saves a LOT of time on many unixes.
 
-Updated by Paul Eggert <eggert@twinsun.com>
+ Updated by Paul Eggert <eggert@twinsun.com>
 ********************************************************************/
+
 static int TimeZoneFaster(time_t t)
 {
-  static struct dst_table {time_t start,end; int zone;} *tdt, *dst_table = NULL;
-  static int table_size = 0;
-  int i;
-  int zone = 0;
+	static struct dst_table {time_t start,end; int zone;} *tdt, *dst_table = NULL;
+	static int table_size = 0;
+	int i;
+	int zone = 0;
 
-  if (t == 0) t = time(NULL);
+	if (t == 0)
+		t = time(NULL);
 
-  /* Tunis has a 8 day DST region, we need to be careful ... */
+	/* Tunis has a 8 day DST region, we need to be careful ... */
 #define MAX_DST_WIDTH (365*24*60*60)
 #define MAX_DST_SKIP (7*24*60*60)
 
-  for (i=0;i<table_size;i++)
-    if (t >= dst_table[i].start && t <= dst_table[i].end) break;
-
-  if (i<table_size) {
-    zone = dst_table[i].zone;
-  } else {
-    time_t low,high;
-
-    zone = TimeZone(t);
-    tdt = SMB_REALLOC_ARRAY(dst_table, struct dst_table, i+1);
-    if (!tdt) {
-      DEBUG(0,("TimeZoneFaster: out of memory!\n"));
-      SAFE_FREE(dst_table);
-      table_size = 0;
-    } else {
-      dst_table = tdt;
-      table_size++;
-
-      dst_table[i].zone = zone; 
-      dst_table[i].start = dst_table[i].end = t;
+	for (i=0;i<table_size;i++)
+		if (t >= dst_table[i].start && t <= dst_table[i].end)
+			break;
+
+	if (i<table_size) {
+		zone = dst_table[i].zone;
+	} else {
+		time_t low,high;
+
+		zone = TimeZone(t);
+		tdt = SMB_REALLOC_ARRAY(dst_table, struct dst_table, i+1);
+		if (!tdt) {
+			DEBUG(0,("TimeZoneFaster: out of memory!\n"));
+			SAFE_FREE(dst_table);
+			table_size = 0;
+		} else {
+			dst_table = tdt;
+			table_size++;
+
+			dst_table[i].zone = zone; 
+			dst_table[i].start = dst_table[i].end = t;
     
-      /* no entry will cover more than 6 months */
-      low = t - MAX_DST_WIDTH/2;
-      if (t < low)
-	low = TIME_T_MIN;
+			/* no entry will cover more than 6 months */
+			low = t - MAX_DST_WIDTH/2;
+			if (t < low)
+				low = TIME_T_MIN;
       
-      high = t + MAX_DST_WIDTH/2;
-      if (high < t)
-	high = TIME_T_MAX;
+			high = t + MAX_DST_WIDTH/2;
+			if (high < t)
+				high = TIME_T_MAX;
       
-      /* widen the new entry using two bisection searches */
-      while (low+60*60 < dst_table[i].start) {
-	if (dst_table[i].start - low > MAX_DST_SKIP*2)
-	  t = dst_table[i].start - MAX_DST_SKIP;
-	else
-	  t = low + (dst_table[i].start-low)/2;
-	if (TimeZone(t) == zone)
-	  dst_table[i].start = t;
-	else
-	  low = t;
-      }
-
-      while (high-60*60 > dst_table[i].end) {
-	if (high - dst_table[i].end > MAX_DST_SKIP*2)
-	  t = dst_table[i].end + MAX_DST_SKIP;
-	else
-	  t = high - (high-dst_table[i].end)/2;
-	if (TimeZone(t) == zone)
-	  dst_table[i].end = t;
-	else
-	  high = t;
-      }
+			/* widen the new entry using two bisection searches */
+			while (low+60*60 < dst_table[i].start) {
+				if (dst_table[i].start - low > MAX_DST_SKIP*2)
+					t = dst_table[i].start - MAX_DST_SKIP;
+				else
+					t = low + (dst_table[i].start-low)/2;
+				if (TimeZone(t) == zone)
+					dst_table[i].start = t;
+				else
+					low = t;
+			}
+
+			while (high-60*60 > dst_table[i].end) {
+				if (high - dst_table[i].end > MAX_DST_SKIP*2)
+					t = dst_table[i].end + MAX_DST_SKIP;
+				else
+					t = high - (high-dst_table[i].end)/2;
+				if (TimeZone(t) == zone)
+					dst_table[i].end = t;
+				else
+					high = t;
+			}
 #if 0
       DEBUG(1,("Added DST entry from %s ",
 	       asctime(localtime(&dst_table[i].start))));
       DEBUG(1,("to %s (%d)\n",asctime(localtime(&dst_table[i].end)),
 	       dst_table[i].zone));
 #endif
-    }
-  }
-  return zone;
+		}
+	}
+	return zone;
 }
 
 /****************************************************************************
-  return the UTC offset in seconds west of UTC, adjusted for extra time offset
-  **************************************************************************/
+ Return the UTC offset in seconds west of UTC, adjusted for extra time offset.
+**************************************************************************/
+
 int TimeDiff(time_t t)
 {
-  return TimeZoneFaster(t) + 60*extra_time_offset;
+	return TimeZoneFaster(t) + 60*extra_time_offset;
 }
 
-
 /****************************************************************************
-  return the UTC offset in seconds west of UTC, adjusted for extra time
-  offset, for a local time value.  If ut = lt + LocTimeDiff(lt), then
-  lt = ut - TimeDiff(ut), but the converse does not necessarily hold near
-  daylight savings transitions because some local times are ambiguous.
-  LocTimeDiff(t) equals TimeDiff(t) except near daylight savings transitions.
-  +**************************************************************************/
+ Return the UTC offset in seconds west of UTC, adjusted for extra time
+ offset, for a local time value.  If ut = lt + LocTimeDiff(lt), then
+ lt = ut - TimeDiff(ut), but the converse does not necessarily hold near
+ daylight savings transitions because some local times are ambiguous.
+ LocTimeDiff(t) equals TimeDiff(t) except near daylight savings transitions.
+**************************************************************************/
+
 static int LocTimeDiff(time_t lte)
 {
-  time_t lt = lte - 60*extra_time_offset;
-  int d = TimeZoneFaster(lt);
-  time_t t = lt + d;
+	time_t lt = lte - 60*extra_time_offset;
+	int d = TimeZoneFaster(lt);
+	time_t t = lt + d;
 
-  /* if overflow occurred, ignore all the adjustments so far */
-  if (((lte < lt) ^ (extra_time_offset < 0))  |  ((t < lt) ^ (d < 0)))
-    t = lte;
+	/* if overflow occurred, ignore all the adjustments so far */
+	if (((lte < lt) ^ (extra_time_offset < 0))  |  ((t < lt) ^ (d < 0)))
+		t = lte;
 
-  /* now t should be close enough to the true UTC to yield the right answer */
-  return TimeDiff(t);
+	/* now t should be close enough to the true UTC to yield the right answer */
+	return TimeDiff(t);
 }
 
-
 /****************************************************************************
-try to optimise the localtime call, it can be quite expensive on some machines
+ Try to optimise the localtime call, it can be quite expensive on some machines.
 ****************************************************************************/
+
 struct tm *LocalTime(time_t *t)
 {
-  time_t t2 = *t;
+	time_t t2 = *t;
 
-  t2 -= TimeDiff(t2);
+	t2 -= TimeDiff(t2);
 
-  return(gmtime(&t2));
+	return(gmtime(&t2));
 }
 
 #define TIME_FIXUP_CONSTANT (369.0*365.25*24*60*60-(3.0*24*60*60+6.0*60*60))
 
 /****************************************************************************
-interpret an 8 byte "filetime" structure to a time_t
-It's originally in "100ns units since jan 1st 1601"
+ Interpret an 8 byte "filetime" structure to a time_t
+ It's originally in "100ns units since jan 1st 1601"
 
-It appears to be kludge-GMT (at least for file listings). This means
-its the GMT you get by taking a localtime and adding the
-serverzone. This is NOT the same as GMT in some cases. This routine
-converts this to real GMT.
+ It appears to be kludge-GMT (at least for file listings). This means
+ its the GMT you get by taking a localtime and adding the
+ serverzone. This is NOT the same as GMT in some cases. This routine
+ converts this to real GMT.
 ****************************************************************************/
+
 time_t nt_time_to_unix(NTTIME *nt)
 {
-  double d;
-  time_t ret;
-  /* The next two lines are a fix needed for the 
-     broken SCO compiler. JRA. */
-  time_t l_time_min = TIME_T_MIN;
-  time_t l_time_max = TIME_T_MAX;
+	double d;
+	time_t ret;
+	/* The next two lines are a fix needed for the 
+		broken SCO compiler. JRA. */
+	time_t l_time_min = TIME_T_MIN;
+	time_t l_time_max = TIME_T_MAX;
 
-  if (nt->high == 0 || (nt->high == 0xffffffff && nt->low == 0xffffffff))
-	  return(0);
+	if (nt->high == 0 || (nt->high == 0xffffffff && nt->low == 0xffffffff))
+		return(0);
 
-  d = ((double)nt->high)*4.0*(double)(1<<30);
-  d += (nt->low&0xFFF00000);
-  d *= 1.0e-7;
+	d = ((double)nt->high)*4.0*(double)(1<<30);
+	d += (nt->low&0xFFF00000);
+	d *= 1.0e-7;
  
-  /* now adjust by 369 years to make the secs since 1970 */
-  d -= TIME_FIXUP_CONSTANT;
+	/* now adjust by 369 years to make the secs since 1970 */
+	d -= TIME_FIXUP_CONSTANT;
 
-  if (d <= l_time_min)
-	  return (l_time_min);
+	if (d <= l_time_min)
+		return (l_time_min);
 
-  if (d >= l_time_max)
-	  return (l_time_max);
+	if (d >= l_time_max)
+		return (l_time_max);
 
-  ret = (time_t)(d+0.5);
+	ret = (time_t)(d+0.5);
 
-  /* this takes us from kludge-GMT to real GMT */
-  ret -= get_serverzone();
-  ret += LocTimeDiff(ret);
+	/* this takes us from kludge-GMT to real GMT */
+	ret -= get_serverzone();
+	ret += LocTimeDiff(ret);
 
-  return(ret);
+	return(ret);
 }
 
 /****************************************************************************
@@ -374,8 +384,9 @@ time_t nt_time_to_unix_abs(NTTIME *nt)
 }
 
 /****************************************************************************
-interprets an nt time into a unix time_t
+ Interprets an nt time into a unix time_t.
 ****************************************************************************/
+
 time_t interpret_long_date(char *p)
 {
 	NTTIME nt;
@@ -385,27 +396,25 @@ time_t interpret_long_date(char *p)
 }
 
 /****************************************************************************
-put a 8 byte filetime from a time_t
-This takes real GMT as input and converts to kludge-GMT
+ Put a 8 byte filetime from a time_t
+ This takes real GMT as input and converts to kludge-GMT
 ****************************************************************************/
+
 void unix_to_nt_time(NTTIME *nt, time_t t)
 {
 	double d;
 
-	if (t==0)
-	{
+	if (t==0) {
 		nt->low = 0;
 		nt->high = 0;
 		return;
 	}
-	if (t == TIME_T_MAX)
-	{
+	if (t == TIME_T_MAX) {
 		nt->low = 0xffffffff;
 		nt->high = 0x7fffffff;
 		return;
 	}		
-	if (t == -1)
-	{
+	if (t == -1) {
 		nt->low = 0xffffffff;
 		nt->high = 0xffffffff;
 		return;
@@ -465,9 +474,10 @@ void unix_to_nt_time_abs(NTTIME *nt, time_t t)
 }
 
 /****************************************************************************
-take a Unix time and convert to an NTTIME structure and place in buffer 
-pointed to by p.
+ Take a Unix time and convert to an NTTIME structure and place in buffer 
+ pointed to by p.
 ****************************************************************************/
+
 void put_long_date(char *p,time_t t)
 {
 	NTTIME nt;
@@ -477,181 +487,191 @@ void put_long_date(char *p,time_t t)
 }
 
 /****************************************************************************
-check if it's a null mtime
+ Check if it's a null mtime.
 ****************************************************************************/
+
 BOOL null_mtime(time_t mtime)
 {
-  if (mtime == 0 || mtime == (time_t)0xFFFFFFFF || mtime == (time_t)-1)
-    return(True);
-  return(False);
+	if (mtime == 0 || mtime == (time_t)0xFFFFFFFF || mtime == (time_t)-1)
+		return(True);
+	return(False);
 }
 
 /*******************************************************************
-  create a 16 bit dos packed date
+ Create a 16 bit dos packed date.
 ********************************************************************/
+
 static uint16 make_dos_date1(struct tm *t)
 {
-  uint16 ret=0;
-  ret = (((unsigned)(t->tm_mon+1)) >> 3) | ((t->tm_year-80) << 1);
-  ret = ((ret&0xFF)<<8) | (t->tm_mday | (((t->tm_mon+1) & 0x7) << 5));
-  return(ret);
+	uint16 ret=0;
+	ret = (((unsigned)(t->tm_mon+1)) >> 3) | ((t->tm_year-80) << 1);
+	ret = ((ret&0xFF)<<8) | (t->tm_mday | (((t->tm_mon+1) & 0x7) << 5));
+	return(ret);
 }
 
 /*******************************************************************
-  create a 16 bit dos packed time
+ Create a 16 bit dos packed time.
 ********************************************************************/
+
 static uint16 make_dos_time1(struct tm *t)
 {
-  uint16 ret=0;
-  ret = ((((unsigned)t->tm_min >> 3)&0x7) | (((unsigned)t->tm_hour) << 3));
-  ret = ((ret&0xFF)<<8) | ((t->tm_sec/2) | ((t->tm_min & 0x7) << 5));
-  return(ret);
+	uint16 ret=0;
+	ret = ((((unsigned)t->tm_min >> 3)&0x7) | (((unsigned)t->tm_hour) << 3));
+	ret = ((ret&0xFF)<<8) | ((t->tm_sec/2) | ((t->tm_min & 0x7) << 5));
+	return(ret);
 }
 
 /*******************************************************************
-  create a 32 bit dos packed date/time from some parameters
-  This takes a GMT time and returns a packed localtime structure
+ Create a 32 bit dos packed date/time from some parameters.
+ This takes a GMT time and returns a packed localtime structure.
 ********************************************************************/
+
 static uint32 make_dos_date(time_t unixdate)
 {
-  struct tm *t;
-  uint32 ret=0;
+	struct tm *t;
+	uint32 ret=0;
 
-  t = LocalTime(&unixdate);
-  if (!t)
-    return 0xFFFFFFFF;
+	t = LocalTime(&unixdate);
+	if (!t)
+		return 0xFFFFFFFF;
 
-  ret = make_dos_date1(t);
-  ret = ((ret&0xFFFF)<<16) | make_dos_time1(t);
+	ret = make_dos_date1(t);
+	ret = ((ret&0xFFFF)<<16) | make_dos_time1(t);
 
-  return(ret);
+	return(ret);
 }
 
 /*******************************************************************
-put a dos date into a buffer (time/date format)
-This takes GMT time and puts local time in the buffer
+ Put a dos date into a buffer (time/date format).
+ This takes GMT time and puts local time in the buffer.
 ********************************************************************/
+
 void put_dos_date(char *buf,int offset,time_t unixdate)
 {
-  uint32 x = make_dos_date(unixdate);
-  SIVAL(buf,offset,x);
+	uint32 x = make_dos_date(unixdate);
+	SIVAL(buf,offset,x);
 }
 
 /*******************************************************************
-put a dos date into a buffer (date/time format)
-This takes GMT time and puts local time in the buffer
+ Put a dos date into a buffer (date/time format).
+ This takes GMT time and puts local time in the buffer.
 ********************************************************************/
+
 void put_dos_date2(char *buf,int offset,time_t unixdate)
 {
-  uint32 x = make_dos_date(unixdate);
-  x = ((x&0xFFFF)<<16) | ((x&0xFFFF0000)>>16);
-  SIVAL(buf,offset,x);
+	uint32 x = make_dos_date(unixdate);
+	x = ((x&0xFFFF)<<16) | ((x&0xFFFF0000)>>16);
+	SIVAL(buf,offset,x);
 }
 
 /*******************************************************************
-put a dos 32 bit "unix like" date into a buffer. This routine takes
-GMT and converts it to LOCAL time before putting it (most SMBs assume
-localtime for this sort of date)
+ Put a dos 32 bit "unix like" date into a buffer. This routine takes
+ GMT and converts it to LOCAL time before putting it (most SMBs assume
+ localtime for this sort of date)
 ********************************************************************/
+
 void put_dos_date3(char *buf,int offset,time_t unixdate)
 {
-  if (!null_mtime(unixdate))
-    unixdate -= TimeDiff(unixdate);
-  SIVAL(buf,offset,unixdate);
+	if (!null_mtime(unixdate))
+		unixdate -= TimeDiff(unixdate);
+	SIVAL(buf,offset,unixdate);
 }
 
 /*******************************************************************
-  interpret a 32 bit dos packed date/time to some parameters
+ Interpret a 32 bit dos packed date/time to some parameters.
 ********************************************************************/
+
 static void interpret_dos_date(uint32 date,int *year,int *month,int *day,int *hour,int *minute,int *second)
 {
-  uint32 p0,p1,p2,p3;
+	uint32 p0,p1,p2,p3;
 
-  p0=date&0xFF; p1=((date&0xFF00)>>8)&0xFF; 
-  p2=((date&0xFF0000)>>16)&0xFF; p3=((date&0xFF000000)>>24)&0xFF;
+	p0=date&0xFF; p1=((date&0xFF00)>>8)&0xFF; 
+	p2=((date&0xFF0000)>>16)&0xFF; p3=((date&0xFF000000)>>24)&0xFF;
 
-  *second = 2*(p0 & 0x1F);
-  *minute = ((p0>>5)&0xFF) + ((p1&0x7)<<3);
-  *hour = (p1>>3)&0xFF;
-  *day = (p2&0x1F);
-  *month = ((p2>>5)&0xFF) + ((p3&0x1)<<3) - 1;
-  *year = ((p3>>1)&0xFF) + 80;
+	*second = 2*(p0 & 0x1F);
+	*minute = ((p0>>5)&0xFF) + ((p1&0x7)<<3);
+	*hour = (p1>>3)&0xFF;
+	*day = (p2&0x1F);
+	*month = ((p2>>5)&0xFF) + ((p3&0x1)<<3) - 1;
+	*year = ((p3>>1)&0xFF) + 80;
 }
 
 /*******************************************************************
-  create a unix date (int GMT) from a dos date (which is actually in
-  localtime)
+ Create a unix date (int GMT) from a dos date (which is actually in
+ localtime).
 ********************************************************************/
+
 time_t make_unix_date(void *date_ptr)
 {
-  uint32 dos_date=0;
-  struct tm t;
-  time_t ret;
+	uint32 dos_date=0;
+	struct tm t;
+	time_t ret;
 
-  dos_date = IVAL(date_ptr,0);
+	dos_date = IVAL(date_ptr,0);
 
-  if (dos_date == 0) return(0);
+	if (dos_date == 0)
+		return(0);
   
-  interpret_dos_date(dos_date,&t.tm_year,&t.tm_mon,
-		     &t.tm_mday,&t.tm_hour,&t.tm_min,&t.tm_sec);
-  t.tm_isdst = -1;
+	interpret_dos_date(dos_date,&t.tm_year,&t.tm_mon,
+			&t.tm_mday,&t.tm_hour,&t.tm_min,&t.tm_sec);
+	t.tm_isdst = -1;
   
-  /* mktime() also does the local to GMT time conversion for us */
-  ret = mktime(&t);
+	/* mktime() also does the local to GMT time conversion for us */
+	ret = mktime(&t);
 
-  return(ret);
+	return(ret);
 }
 
 /*******************************************************************
-like make_unix_date() but the words are reversed
+ Like make_unix_date() but the words are reversed.
 ********************************************************************/
+
 time_t make_unix_date2(void *date_ptr)
 {
-  uint32 x,x2;
+	uint32 x,x2;
 
-  x = IVAL(date_ptr,0);
-  x2 = ((x&0xFFFF)<<16) | ((x&0xFFFF0000)>>16);
-  SIVAL(&x,0,x2);
+	x = IVAL(date_ptr,0);
+	x2 = ((x&0xFFFF)<<16) | ((x&0xFFFF0000)>>16);
+	SIVAL(&x,0,x2);
 
-  return(make_unix_date((void *)&x));
+	return(make_unix_date((void *)&x));
 }
 
 /*******************************************************************
-  create a unix GMT date from a dos date in 32 bit "unix like" format
-  these generally arrive as localtimes, with corresponding DST
-  ******************************************************************/
+ Create a unix GMT date from a dos date in 32 bit "unix like" format
+ these generally arrive as localtimes, with corresponding DST.
+******************************************************************/
+
 time_t make_unix_date3(void *date_ptr)
 {
-  time_t t = (time_t)IVAL(date_ptr,0);
-  if (!null_mtime(t))
-    t += LocTimeDiff(t);
-  return(t);
+	time_t t = (time_t)IVAL(date_ptr,0);
+	if (!null_mtime(t))
+		t += LocTimeDiff(t);
+	return(t);
 }
 
-
 /***************************************************************************
-return a HTTP/1.0 time string
-  ***************************************************************************/
+ Return a HTTP/1.0 time string.
+***************************************************************************/
+
 char *http_timestring(time_t t)
 {
-  static fstring buf;
-  struct tm *tm = LocalTime(&t);
+	static fstring buf;
+	struct tm *tm = LocalTime(&t);
 
-  if (!tm)
-    slprintf(buf,sizeof(buf)-1,"%ld seconds since the Epoch",(long)t);
-  else
+	if (!tm)
+		slprintf(buf,sizeof(buf)-1,"%ld seconds since the Epoch",(long)t);
+	else
 #ifndef HAVE_STRFTIME
-  fstrcpy(buf, asctime(tm));
-  if(buf[strlen(buf)-1] == '\n')
-    buf[strlen(buf)-1] = 0;
+		fstrcpy(buf, asctime(tm));
+	if(buf[strlen(buf)-1] == '\n')
+		buf[strlen(buf)-1] = 0;
 #else /* !HAVE_STRFTIME */
-  strftime(buf, sizeof(buf)-1, "%a, %d %b %Y %H:%M:%S %Z", tm);
+		strftime(buf, sizeof(buf)-1, "%a, %d %b %Y %H:%M:%S %Z", tm);
 #endif /* !HAVE_STRFTIME */
-  return buf;
+	return buf;
 }
 
-
-
 /****************************************************************************
  Return the date and time as a string
 ****************************************************************************/
@@ -710,32 +730,32 @@ char *timestring(BOOL hires)
 }
 
 /****************************************************************************
-  return the best approximation to a 'create time' under UNIX from a stat
-  structure.
+ Return the best approximation to a 'create time' under UNIX from a stat
+ structure.
 ****************************************************************************/
 
 time_t get_create_time(SMB_STRUCT_STAT *st,BOOL fake_dirs)
 {
-  time_t ret, ret1;
+	time_t ret, ret1;
 
-  if(S_ISDIR(st->st_mode) && fake_dirs)
-    return (time_t)315493200L;          /* 1/1/1980 */
+	if(S_ISDIR(st->st_mode) && fake_dirs)
+		return (time_t)315493200L;          /* 1/1/1980 */
     
-  ret = MIN(st->st_ctime, st->st_mtime);
-  ret1 = MIN(ret, st->st_atime);
+	ret = MIN(st->st_ctime, st->st_mtime);
+	ret1 = MIN(ret, st->st_atime);
 
-  if(ret1 != (time_t)0)
-    return ret1;
+	if(ret1 != (time_t)0)
+		return ret1;
 
-  /*
-   * One of ctime, mtime or atime was zero (probably atime).
-   * Just return MIN(ctime, mtime).
-   */
-  return ret;
+	/*
+	 * One of ctime, mtime or atime was zero (probably atime).
+	 * Just return MIN(ctime, mtime).
+	 */
+	return ret;
 }
 
 /****************************************************************************
-initialise an NTTIME to -1, which means "unknown" or "don't expire"
+ Initialise an NTTIME to -1, which means "unknown" or "don't expire".
 ****************************************************************************/
 
 void init_nt_time(NTTIME *nt)
@@ -745,8 +765,9 @@ void init_nt_time(NTTIME *nt)
 }
 
 /****************************************************************************
-check if NTTIME is 0
+ Check if NTTIME is 0.
 ****************************************************************************/
+
 BOOL nt_time_is_zero(NTTIME *nt)
 {
 	if(nt->high==0) 
@@ -754,6 +775,10 @@ BOOL nt_time_is_zero(NTTIME *nt)
 	return False;
 }
 
+/****************************************************************************
+ Return a timeval difference in usec.
+****************************************************************************/
+
 SMB_BIG_INT usec_time_diff(struct timeval *larget, struct timeval *smallt)
 {
 	SMB_BIG_INT sec_diff = larget->tv_sec - smallt->tv_sec;