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📄 README(272 B)
📄 a_md5encrypt.c(6.76 KB)
📄 adjtime.c(10.29 KB)
📄 adjtimex.c(334 B)
📄 atoint.c(801 B)
📄 atolfp.c(1.88 KB)
📄 atouint.c(885 B)
📄 audio.c(13.09 KB)
📄 authkeys.c(19.92 KB)
📄 authreadkeys.c(9.06 KB)
📄 authusekey.c(748 B)
📄 bsd_strerror.c(1.35 KB)
📄 buftvtots.c(643 B)
📄 caljulian.c(891 B)
📄 caltontp.c(2.25 KB)
📄 calyearstart.c(2.1 KB)
📄 clocktime.c(4.49 KB)
📄 clocktypes.c(3.69 KB)
📄 decodenetnum.c(3.93 KB)
📄 dofptoa.c(2.19 KB)
📄 dolfptoa.c(3.14 KB)
📄 emalloc.c(3.4 KB)
📄 findconfig.c(1.46 KB)
📄 getopt.c(2.21 KB)
📄 hextoint.c(673 B)
📄 hextolfp.c(1.35 KB)
📄 humandate.c(1.1 KB)
📄 icom.c(4.22 KB)
📄 iosignal.c(12.27 KB)
📄 is_ip_address.c(2.02 KB)
📄 lib_strbuf.c(633 B)
📄 libssl_compat.c(6.13 KB)
📄 machines.c(13.05 KB)
📄 mktime.c(8.29 KB)
📄 modetoa.c(507 B)
📄 mstolfp.c(2.01 KB)
📄 msyslog.c(12.67 KB)
📄 netof.c(1.17 KB)
📄 ntp_calendar.c(58.49 KB)
📄 ntp_calgps.c(15.73 KB)
📄 ntp_crypto_rnd.c(2.11 KB)
📄 ntp_intres.c(28.64 KB)
📄 ntp_libopts.c(1.27 KB)
📄 ntp_lineedit.c(3.88 KB)
📄 ntp_random.c(17.63 KB)
📄 ntp_rfc2553.c(14.85 KB)
📄 ntp_worker.c(7.21 KB)
📄 numtoa.c(963 B)
📄 numtohost.c(908 B)
📄 octtoint.c(578 B)
📄 prettydate.c(5.53 KB)
📄 recvbuff.c(7.3 KB)
📄 refidsmear.c(1.05 KB)
📄 refnumtoa.c(673 B)
📄 snprintf.c(52.56 KB)
📄 socket.c(4.88 KB)
📄 socktoa.c(2.88 KB)
📄 socktohost.c(2.54 KB)
📄 ssl_init.c(5.09 KB)
📄 statestr.c(11.4 KB)
📄 strdup.c(854 B)
📄 strl_obsd.c(3.65 KB)
📄 syssignal.c(2.69 KB)
📄 systime.c(17.51 KB)
📄 systime_s.c(33 B)
📄 timespecops.c(4.27 KB)
📄 timetoa.c(2.75 KB)
📄 timevalops.c(12.97 KB)
📄 timexsup.c(1.17 KB)
📄 uglydate.c(958 B)
📄 vint64ops.c(5.1 KB)
📄 work_fork.c(12.73 KB)
📄 work_thread.c(22.88 KB)
📄 xsbprintf.c(2.06 KB)
📄 ymd2yd.c(582 B)

Editing: dolfptoa.c

/*
 * dolfptoa - do the grunge work of converting an l_fp number to decimal
 */
#include <config.h>
#include <stdio.h>

#include "ntp_fp.h"
#include "lib_strbuf.h"
#include "ntp_string.h"
#include "ntp_stdlib.h"

char *
dolfptoa(
	u_int32 fpi,
	u_int32 fpv,
	char sign,
	short ndec,
	int msec
	)
{
	u_char *cp, *cpend, *cpdec;
	int dec;
	u_char cbuf[24];
	char *buf, *bp;

/*
	 * Get a string buffer before starting
	 */
	LIB_GETBUF(buf);

/*
	 * Zero the character buffer
	 */
	ZERO(cbuf);

/*
	 * Work on the integral part. This should work reasonable on
	 * all machines with 32 bit arithmetic. Please note that 32 bits
	 * can *always* be represented with at most 10 decimal digits,
	 * including a possible rounding from the fractional part.
	 */
	cp = cpend = cpdec = &cbuf[10];
	for (dec = (int)(cp - cbuf); dec > 0 && fpi != 0; dec--) {
		/* can add another digit */
		u_int32 digit;
		
		digit  = fpi;
		fpi   /= 10U;
		digit -= (fpi << 3) + (fpi << 1); /* i*10 */
		*--cp  = (u_char)digit;
	}

/*
	 * Done that, now deal with the problem of the fraction.  First
	 * determine the number of decimal places.
	 */
	dec = ndec;
	if (dec < 0)
		dec = 0;
	if (msec) {
		dec   += 3;
		cpdec += 3;
	}
	if ((size_t)dec > sizeof(cbuf) - (cpend - cbuf))
		dec = (int)(sizeof(cbuf) - (cpend - cbuf));
	
	/*
	 * If there's a fraction to deal with, do so.
	 */
	for (/*NOP*/;  dec > 0 && fpv != 0;  dec--)  {
		u_int32 digit, tmph, tmpl;
		
		/*
		 * The scheme here is to multiply the fraction
		 * (0.1234...) by ten.  This moves a junk of BCD into
		 * the units part.  record that and iterate.
		 * multiply by shift/add in two dwords.
		 */
		digit = 0;
		M_LSHIFT(digit, fpv);
		tmph = digit;
		tmpl = fpv;
		M_LSHIFT(digit, fpv);
		M_LSHIFT(digit, fpv);
		M_ADD(digit, fpv, tmph, tmpl);
		*cpend++ = (u_char)digit;
	}

/* decide whether to round or simply extend by zeros */
	if (dec > 0) {
		/* only '0' digits left -- just reposition end */
		cpend += dec; 
	} else {
		/* some bits remain in 'fpv'; do round */
		u_char *tp    = cpend;
		int     carry = ((fpv & 0x80000000) != 0);

for (dec = (int)(tp - cbuf);  carry && dec > 0;  dec--) {
			*--tp += 1;
			if (*tp == 10)
				*tp = 0;
			else 
				carry = FALSE;
		}

if (tp < cp) /* rounding from 999 to 1000 or similiar? */
			cp = tp;
	}

/*
	 * We've now got the fraction in cbuf[], with cp pointing at
	 * the first character, cpend pointing past the last, and
	 * cpdec pointing at the first character past the decimal.
	 * Remove leading zeros, then format the number into the
	 * buffer.
	 */
	while (cp < cpdec && *cp == 0)
		cp++;
	if (cp >= cpdec)
		cp = cpdec - 1;

bp = buf;
	if (sign)
		*bp++ = sign;
	while (cp < cpend) {
		if (cp == cpdec)
			*bp++ = '.';
		*bp++ = (char)(*cp++) + '0';
	}
	*bp = '\0';

/*
	 * Done!
	 */
	return buf;
}

char *
mfptoa(
	u_int32	fpi,
	u_int32	fpf,
	short	ndec
	)
{
	int	isneg;

isneg = M_ISNEG(fpi);
	if (isneg) {
		M_NEG(fpi, fpf);
	}

return dolfptoa(fpi, fpf, (isneg?'-':'+'), ndec, FALSE);
}

char *
mfptoms(
	u_int32	fpi,
	u_int32	fpf,
	short	ndec
	)
{
	int	isneg;

isneg = M_ISNEG(fpi);
	if (isneg) {
		M_NEG(fpi, fpf);
	}

return dolfptoa(fpi, fpf, (isneg?'-':'+'), ndec, TRUE);
}

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Editing: dolfptoa.c

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