view libgsmhr1/gen-dhf-pack.c @ 513:03a40ac2e931

libgsmhr1: implement validation for *.cod frames
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 25 Aug 2024 19:00:03 +0000
parents a5d61331b675
children
line wrap: on
line source

/*
 * This helper program is built and executed during libgsmhr1 compilation
 * process.  It converts the spec-fixed decoder homing frame (DHF)
 * from array-of-parameters form into the packed format of TS 101 318.
 */

#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include "tw_gsmhr.h"

static void emit_frame_body(const uint8_t *frame)
{
	int i;

	for (i = 0; i < GSMHR_FRAME_LEN_RPF; i++) {
		if (i == 0 || i == 7)
			putchar('\t');
		else
			putchar(' ');
		printf("0x%02X,", frame[i]);
		if (i == 6 || i == 13)
			putchar('\n');
	}
}

int main(int argc, char **argv)
{
	uint8_t frame[GSMHR_FRAME_LEN_RPF];

	gsmhr_pack_ts101318(gsmhr_dhf_params, frame);

	puts("/* This C module is auto-generated - do not edit! */");
	putchar('\n');
	puts("#include <stdint.h>");
	puts("#include \"tw_gsmhr.h\"");
	putchar('\n');
	puts("const uint8_t gsmhr_dhf_ts101318[GSMHR_FRAME_LEN_RPF] = {");
	emit_frame_body(frame);
	puts("};");
	exit(0);
}