view rvinterf/lowlevel/format_fc.c @ 1019:69d6da9ee188

doc/FC-on-Compal: update for voice calls working with the FR codec
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sat, 23 Apr 2016 05:03:38 +0000
parents 658fe6f1880f
children
line wrap: on
line source

/*
 * This module has been split off from format.c; it implements the decoding
 * of those Rx packet types which have been invented in FreeCalypso.
 */

#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include "../include/pktmux.h"
#include "../include/limits.h"

extern u_char rxpkt[];
extern size_t rxpkt_len;

static char fmtbuf[MAX_PKT_FROM_TARGET*8];	/* size it generously */

void
print_ati_output()
{
	int i, c;
	char *dp;

	dp = fmtbuf;
	strcpy(dp, "ATI: ");
	dp += 5;
	for (i = 1; i < rxpkt_len; i++) {
		c = rxpkt[i];
		if (c & 0x80) {
			*dp++ = 'M';
			*dp++ = '-';
			c &= 0x7F;
		}
		if (c < 0x20) {
			*dp++ = '^';
			*dp++ = c + '@';
		} else if (c == 0x7F) {
			*dp++ = '^';
			*dp++ = '?';
		} else
			*dp++ = c;
	}
	*dp = '\0';
	output_line(fmtbuf);
}

void
print_fc_lld_msg()
{
	int i, c;
	char *dp;

	dp = fmtbuf;
	strcpy(dp, "LLD: ");
	dp += 5;
	for (i = 1; i < rxpkt_len; i++) {
		c = rxpkt[i];
		if (c & 0x80) {
			*dp++ = 'M';
			*dp++ = '-';
			c &= 0x7F;
		}
		if (c < 0x20) {
			*dp++ = '^';
			*dp++ = c + '@';
		} else if (c == 0x7F) {
			*dp++ = '^';
			*dp++ = '?';
		} else
			*dp++ = c;
	}
	*dp = '\0';
	output_line(fmtbuf);
}

void
print_tch_output_raw()
{
	int i;
	char *dp;

	dp = fmtbuf;
	strcpy(dp, "TCH:");
	dp += 4;
	for (i = 1; i < rxpkt_len; i++) {
		sprintf(dp, " %02X", rxpkt[i]);
		dp += 3;
	}
	*dp = '\0';
	output_line(fmtbuf);
}

void
report_extui_packet()
{
	sprintf(fmtbuf, "LCD OUT: row %u col %u-%u", rxpkt[1], rxpkt[2],
		rxpkt[2] + (rxpkt_len - 3) / 2 - 1);
	output_line(fmtbuf);
}