gopher/time.c

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C
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#pragma noroot
#pragma optimize -1
#pragma lint -1
#pragma debug 0x8000
#include <timetool.h>
#include <misctool.h>
#include <intmath.h>
/*
* From Silver Platter.
*
*/
// yyyy-mm-ddThh:mm:ssZ
void tiTimeRec2ISO8601(const TimeRecPtr t, char *str)
{
LongWord secs;
tiPrefRec tiPrefs;
TimeRec tr;
tiPrefs.pCount = 3;
tiGetTimePrefs(&tiPrefs);
secs = ConvSeconds(TimeRec2Secs, 0, (Pointer)t);
secs += tiPrefs.secOffset;
ConvSeconds(secs2TimeRec, secs, (Pointer)&tr);
str[0] = 20;
// yyyy-
Int2Dec(tr.year + 1900, &str[1], 4, 0);
str[5] = '-';
// mm-
Int2Dec(tr.month + 1, &str[6], 2, 0);
str[6] |= 0x10; // convert ' ' -> '0'
str[8] = '-';
// ddT
Int2Dec(tr.day + 1, &str[9], 2, 0);
str[9] |= 0x10; // convert ' ' -> '0'
str[11] = 'T';
// hh:
Int2Dec(tr.hour, &str[12], 2, 0);
str[12] |= 0x10; // convert ' ' -> '0'
str[14] = ':';
// mm:
Int2Dec(tr.minute, &str[15], 2, 0);
str[15] |= 0x10; // convert ' ' -> '0'
str[17] = ':';
// ss:
Int2Dec(tr.second, &str[18], 2, 0);
str[18] |= 0x10; // convert ' ' -> '0'
str[20] = 'Z';
}
void tiTimeRec2GMTString(const TimeRecPtr t, char *str)
{
static const char weekday[] = "Sun,Mon,Tue,Wed,Thu,Fri,Sat,";
static const char month[] = "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ";
int i;
LongWord secs;
tiPrefRec tiPrefs;
TimeRec tr;
tiPrefs.pCount = 3;
tiGetTimePrefs(&tiPrefs);
secs = ConvSeconds(TimeRec2Secs, 0, (Pointer)t);
secs += tiPrefs.secOffset;
#if 0
//add daylight savings time...
if (ReadBParam(0x5e) & 0x02 == 0) secs += 3600;
#endif
ConvSeconds(secs2TimeRec, secs, (Pointer)&tr);
str[0] = 29;
i = (tr.weekDay - 1) << 2;
// Day of week
str[1] = weekday[i++];
str[2] = weekday[i++];
str[3] = weekday[i++];
str[4] = weekday[i++];
str[5] = ' ';
// day
Int2Dec(tr.day + 1, &str[6], 2, 0);
str[6] |= 0x10;
str[8] = ' ';
i = tr.month << 2;
str[9] = month[i++];
str[10] = month[i++];
str[11] = month[i++];
str[12] = month[i++];
// year
Int2Dec(tr.year + 1900, &str[13], 4, 0);
str[17] = ' ';
Int2Dec(tr.hour, &str[18], 2, 0);
str[18] |= 0x10;
str[20] = ':';
Int2Dec(tr.minute, &str[21], 2, 0);
str[21] |= 0x10;
str[23] = ':';
Int2Dec(tr.second, &str[24], 2, 0);
str[24] |= 0x10;
str[26] = ' ';
str[27] = 'G';
str[28] = 'M';
str[29] = 'T';
}