view rvinterf/tmsh/audiocmd.c @ 921:74d284add54d

fc-fsio: guard against bogus readdir results from the target If the FFS being operated on contains SE K2x0 extended filenames, readdir will return strings that are bad for printing. We need to guard against this possibility, and also against possible other bogosity that could be sent by other alien firmwares.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 31 Dec 2022 22:55:23 +0000
parents 0f2db8baf8db
children
line wrap: on
line source

/*
 * ETM audio commands
 */

#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <stdlib.h>
#include "limits.h"
#include "localtypes.h"
#include "etm.h"
#include "exitcodes.h"

cmd_aul(argc, argv)
	char **argv;
{
	u_char cmdpkt[MAX_PKT_TO_TARGET], *dp;
	int slen;

	slen = strlen(argv[1]);
	if (slen > 9) {
		printf("error: audio config name is limited to 9 chars\n");
		return(ERROR_USAGE);
	}
	dp = cmdpkt + 1;
	*dp++ = ETM_AUDIO;
	*dp++ = 'L';
	strcpy(dp, argv[1]);
	dp += slen + 1;
	send_etm_cmd(cmdpkt, dp - cmdpkt - 1);
	return(0);
}

cmd_aus(argc, argv)
	char **argv;
{
	u_char cmdpkt[MAX_PKT_TO_TARGET], *dp;
	int slen;

	slen = strlen(argv[1]);
	if (slen > 9) {
		printf("error: audio config name is limited to 9 chars\n");
		return(ERROR_USAGE);
	}
	dp = cmdpkt + 1;
	*dp++ = ETM_AUDIO;
	*dp++ = 'S';
	strcpy(dp, argv[1]);
	dp += slen + 1;
	send_etm_cmd(cmdpkt, dp - cmdpkt - 1);
	return(0);
}

cmd_aur(argc, argv)
	char **argv;
{
	unsigned param;
	u_char cmdpkt[5];

	param = strtoul(argv[1], 0, 0);
	if (param > 255) {
		printf("error: argument is too large\n");
		return(ERROR_USAGE);
	}
	cmdpkt[1] = ETM_AUDIO;
	cmdpkt[2] = 'R';
	cmdpkt[3] = param;
	send_etm_cmd(cmdpkt, 3);
	return(0);
}

cmd_auw(argc, argv)
	char **argv;
{
	u32 param, v;
	u_char cmdpkt[MAX_PKT_TO_TARGET];
	int di;
	char **ap;

	param = strtoul(argv[1], 0, 0);
	if (param > 255) {
		printf("error: parameter index argument is too large\n");
		return(ERROR_USAGE);
	}
	cmdpkt[1] = ETM_AUDIO;
	cmdpkt[2] = 'W';
	cmdpkt[3] = param;
	di = 4;
	for (ap = argv + 2; *ap; ap++) {
		v = strtol(*ap, 0, 0);
		cmdpkt[di++] = v;
		cmdpkt[di++] = v >> 8;
	}
	send_etm_cmd(cmdpkt, di - 1);
	return(0);
}

cmd_auw_fir(argc, argv)
	char **argv;
{
	u_char cmdpkt[67];
	int rc;

	cmdpkt[1] = ETM_AUDIO;
	cmdpkt[2] = 'W';
	if (!strcmp(argv[1], "ul"))
		cmdpkt[3] = 5;	/* AUDIO_MICROPHONE_FIR */
	else if (!strcmp(argv[1], "dl"))
		cmdpkt[3] = 9;	/* AUDIO_SPEAKER_FIR */
	else {
		printf("error: first argument must be dl or ul\n");
		return(ERROR_USAGE);
	}
	rc = read_fir_coeff_table(argv[2], cmdpkt + 4);
	if (rc)
		return(rc);
	send_etm_cmd(cmdpkt, 65);
	return(0);
}