/*
 * This fc-tmsync module implements aur commands and operations.
 */

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

extern u_char rvi_msg[];
extern int rvi_msg_len;

do_aur(param, data, size)
	u_char *data;
{
	u_char cmdpkt[5];

	cmdpkt[1] = ETM_AUDIO;
	cmdpkt[2] = 'R';
	cmdpkt[3] = param;
	etm_pkt_exch(cmdpkt, 3);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to aur\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len < size + 7) {
		fprintf(stderr, "target error: aur response too short\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[4] != 'R') {
		fprintf(stderr, "target error: aur response wrong type\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[5] != param) {
		fprintf(stderr, "target error: aur response wrong index\n");
		return(ERROR_TARGET);
	}
	bcopy(rvi_msg + 6, data, size);
	return(0);
}

cmd_aur(argc, argv)
	char **argv;
{
	unsigned param, word;
	u_char data[62];
	int size, rc, i;

	param = strtoul(argv[1], 0, 0);
	switch (param) {
	case AUDIO_PATH_USED:
	case AUDIO_MICROPHONE_MODE:
	case AUDIO_MICROPHONE_GAIN:
	case AUDIO_MICROPHONE_EXTRA_GAIN:
	case AUDIO_MICROPHONE_OUTPUT_BIAS:
	case AUDIO_SPEAKER_MODE:
	case AUDIO_SPEAKER_GAIN:
	case AUDIO_SPEAKER_FILTER:
	case AUDIO_SPEAKER_BUZZER_STATE:
	case AUDIO_MICROPHONE_SPEAKER_LOOP_SIDETONE:
	case AUDIO_SPEAKER_VOLUME_LEVEL:
		size = 1;
		break;
	case AUDIO_MICROPHONE_FIR:
	case AUDIO_SPEAKER_FIR:
		size = 62;
		break;
	case AUDIO_MICROPHONE_SPEAKER_LOOP_AEC:
		size = 24;
		break;
	default:
		fprintf(stderr, "error: unknown aur parameter\n");
		return(ERROR_USAGE);
	}
	rc = do_aur(param, data, size);
	if (rc)
		return(rc);
	switch (param) {
	case AUDIO_PATH_USED:
	case AUDIO_SPEAKER_VOLUME_LEVEL:
		printf("%u\n", data[0]);
		break;
	case AUDIO_MICROPHONE_MODE:
	case AUDIO_MICROPHONE_GAIN:
	case AUDIO_MICROPHONE_EXTRA_GAIN:
	case AUDIO_MICROPHONE_OUTPUT_BIAS:
	case AUDIO_SPEAKER_MODE:
	case AUDIO_SPEAKER_GAIN:
	case AUDIO_SPEAKER_FILTER:
	case AUDIO_SPEAKER_BUZZER_STATE:
	case AUDIO_MICROPHONE_SPEAKER_LOOP_SIDETONE:
		i = data[0];
		if (i >= 128)
			i -= 256;
		printf("%d\n", i);
		break;
	case AUDIO_MICROPHONE_FIR:
	case AUDIO_SPEAKER_FIR:
		fputs("fir-coeff-table\n\n", stdout);
		for (i = 0; i < 31; i++) {
			printf("0x%04X", (data[i*2+1] << 8) | data[i*2]);
			if (i == 7 || i == 15 || i == 23 || i == 30)
				putchar('\n');
			else
				putchar(' ');
		}
		break;
	case AUDIO_MICROPHONE_SPEAKER_LOOP_AEC:
		fputs("aec-new", stdout);
		for (i = 0; i < 12; i++) {
			putchar(' ');
			word = (data[i*2+1] << 8) | data[i*2];
			if (word)
				printf("0x%X", word);
			else
				putchar('0');
		}
		putchar('\n');
		break;
	}
	return(0);
}