C++ (Cpp) l_fp_output_dec Examples

Example #1

File: utilities.c Project: coyizumi/cs111

void test_LfpOutputDecimalFormat() {
	char * filename = "debug-output-lfp-dec"; //CreatePath("debug-output-lfp-dec", OUTPUT_DIR);
	InitDebugTest(filename);

	l_fp test;
	test.l_ui = 6310; // 0x000018A6
	test.l_uf = 308502; // 0x00004B516

	l_fp network;
	HTONL_FP(&test, &network);

	l_fp_output_dec(&network, outputFile);

	FinishDebugTest(CreatePath("debug-input-lfp-dec", INPUT_DIR), filename);
}

Example #2

void
offset_calculation (
	struct pkt *rpkt,
	int rpktl,
	struct timeval *tv_dst,
	double *offset,
	double *precision,
	double *root_dispersion
	)
{
	l_fp p_rec, p_xmt, p_ref, p_org, tmp, dst;
	u_fp p_rdly, p_rdsp;
	double t21, t34, delta;

	/* Convert timestamps from network to host byte order */
	p_rdly = NTOHS_FP(rpkt->rootdelay);
	p_rdsp = NTOHS_FP(rpkt->rootdisp);
	NTOHL_FP(&rpkt->reftime, &p_ref);
	NTOHL_FP(&rpkt->org, &p_org);
	NTOHL_FP(&rpkt->rec, &p_rec);
	NTOHL_FP(&rpkt->xmt, &p_xmt);

	*precision = LOGTOD(rpkt->precision);
#ifdef DEBUG
	printf("sntp precision: %f\n", *precision);
#endif /* DEBUG */

	*root_dispersion = FPTOD(p_rdsp);

#ifdef DEBUG
	printf("sntp rootdelay: %f\n", FPTOD(p_rdly));
	printf("sntp rootdisp: %f\n", *root_dispersion);

	pkt_output(rpkt, rpktl, stdout);

	printf("sntp offset_calculation: rpkt->reftime:\n");
	l_fp_output(&(rpkt->reftime), stdout);
	printf("sntp offset_calculation: rpkt->org:\n");
	l_fp_output(&(rpkt->org), stdout);
	printf("sntp offset_calculation: rpkt->rec:\n");
	l_fp_output(&(rpkt->rec), stdout);
	printf("sntp offset_calculation: rpkt->rec:\n");
	l_fp_output_bin(&(rpkt->rec), stdout);
	printf("sntp offset_calculation: rpkt->rec:\n");
	l_fp_output_dec(&(rpkt->rec), stdout);
	printf("sntp offset_calculation: rpkt->xmt:\n");
	l_fp_output(&(rpkt->xmt), stdout);
#endif

	/* Compute offset etc. */
	tmp = p_rec;
	L_SUB(&tmp, &p_org);
	LFPTOD(&tmp, t21);
	TVTOTS(tv_dst, &dst);
	dst.l_ui += JAN_1970;
	tmp = p_xmt;
	L_SUB(&tmp, &dst);
	LFPTOD(&tmp, t34);
	*offset = (t21 + t34) / 2.;
	delta = t21 - t34;

	if (ENABLED_OPT(NORMALVERBOSE))
		printf("sntp offset_calculation:\tt21: %.6f\t\t t34: %.6f\n\t\tdelta: %.6f\t offset: %.6f\n", 
			   t21, t34, delta, *offset);
}