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/*
* SMAPI; Modified Squish MSGAPI
*
* Squish MSGAPI0 is copyright 1991 by Scott J. Dudley. All rights reserved.
* Modifications released to the public domain.
*
* Use of this file is subject to the restrictions contain in the Squish
* MSGAPI0 licence agreement. Please refer to licence.txt for complete
* details of the licencing restrictions. If you do not find the text
* of this agreement in licence.txt, or if you do not have this file,
* you should contact Scott Dudley at FidoNet node 1:249/106 or Internet
* e-mail Scott.Dudley@f106.n249.z1.fidonet.org.
*
* In no event should you proceed to use any of the source files in this
* archive without having accepted the terms of the MSGAPI0 licensing
* agreement, or such other agreement as you are able to reach with the
* author.
*/
#include <time.h>
#include <string.h> /* for memcpy */
#include "prog.h"
static int is_dst = -1;
/* Find out the current status of daylight savings time */
static void near InitCvt(void)
{
time_t tnow;
tnow = time(NULL);
is_dst = !!(localtime(&tnow)->tm_isdst);
}
/* Convert a DOS-style bitmapped date into a 'struct tm'-type date. */
struct tm *_fast DosDate_to_TmDate(union stamp_combo *dosdate, struct tm *tmdate)
{
if (is_dst == -1)
{
InitCvt();
}
if (dosdate)
{
if (dosdate->ldate == 0)
{ time_t t=0;
struct tm *tm;
tm = gmtime(&t);
memcpy(tmdate, tm, sizeof(*tm));
return tmdate;
}
if (tmdate)
{
tmdate->tm_mday = dosdate->msg_st.date.da;
tmdate->tm_mon = dosdate->msg_st.date.mo - 1;
tmdate->tm_year = dosdate->msg_st.date.yr + 80;
tmdate->tm_hour = dosdate->msg_st.time.hh;
tmdate->tm_min = dosdate->msg_st.time.mm;
tmdate->tm_sec = dosdate->msg_st.time.ss << 1;
tmdate->tm_isdst = is_dst;
}
}
return tmdate;
}
/* Convert a 'struct tm'-type date into an Opus/DOS bitmapped date */
union stamp_combo *_fast TmDate_to_DosDate(struct tm *tmdate, union stamp_combo *dosdate)
{
if(tmdate && dosdate){
dosdate->msg_st.date.da = tmdate->tm_mday;
dosdate->msg_st.date.mo = tmdate->tm_mon + 1;
dosdate->msg_st.date.yr = tmdate->tm_year - 80;
dosdate->msg_st.time.hh = tmdate->tm_hour;
dosdate->msg_st.time.mm = tmdate->tm_min;
dosdate->msg_st.time.ss = tmdate->tm_sec >> 1;
}
return dosdate;
}
static void print02d(char **str, int i)
{
if(str && *str)
{
*(*str)++=i/10+'0';
*(*str)++=i%10+'0';
}
}
char *_fast sc_time(union stamp_combo *sc, char *string)
{
if(sc && string)
{
if (sc->msg_st.date.yr == 0)
{
*string = '\0';
}
else
{
#if 0
sprintf(string, "%02d %s %02d %02d:%02d:%02d", sc->msg_st.date.da,
months_ab[sc->msg_st.date.mo - 1], (sc->msg_st.date.yr + 80) % 100,
sc->msg_st.time.hh, sc->msg_st.time.mm, sc->msg_st.time.ss << 1);
#else
print02d(&string, sc->msg_st.date.da);
*string++=' ';
strcpy(string, months_ab[sc->msg_st.date.mo - 1]);
string += strlen(string);
*string++=' ';
print02d(&string, (sc->msg_st.date.yr + 80) % 100);
*string++=' ';
*string++=' ';
print02d(&string, sc->msg_st.time.hh);
*string++=':';
print02d(&string, sc->msg_st.time.mm);
*string++=':';
print02d(&string, sc->msg_st.time.ss << 1);
*string = '\0';
#endif
}
}
return string;
}
char *_fast fts_time(char *string, struct tm *tmdate)
{
union stamp_combo dosdate;
return sc_time(TmDate_to_DosDate(tmdate, &dosdate), string);
}
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