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/*
* Copyright © 2017 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "ao_eeprom_read.h"
#include <string.h>
#include <stdlib.h>
#include <errno.h>
static int
ao_eeprom_add_u8(struct ao_eeprom *ao_eeprom, uint8_t byte)
{
if (ao_eeprom->len == ao_eeprom->size) {
uint32_t nsize = ao_eeprom->size * 2;
uint8_t *ndata = realloc(ao_eeprom->data, nsize);
if (!ndata)
return 0;
ao_eeprom->data = ndata;
ao_eeprom->size = nsize;
}
ao_eeprom->data[ao_eeprom->len++] = byte;
return 1;
}
static int
ao_eeprom_add_u16(struct ao_eeprom *ao_eeprom, uint16_t u16)
{
if (!ao_eeprom_add_u8(ao_eeprom, u16 & 0xff))
return 0;
return ao_eeprom_add_u8(ao_eeprom, u16 >> 8);
}
struct ao_eeprom *
ao_eeprom_read_old(FILE *file)
{
struct ao_eeprom *ao_eeprom;
char line[1024];
char *l;
ao_eeprom = calloc(1, sizeof (struct ao_eeprom));
if (!ao_eeprom)
return NULL;
ao_eeprom->log_format = -1;
ao_eeprom->size = 64;
ao_eeprom->data = malloc(ao_eeprom->size);
if (!ao_eeprom->data) {
free(ao_eeprom);
return NULL;
}
while (fgets(line, sizeof(line), file) != NULL) {
int nword;
char *words[64];
char *saveptr;
l = line;
for (nword = 0; nword < 64; nword++) {
words[nword] = strtok_r(l, " \t\n", &saveptr);
l = NULL;
if (words[nword] == NULL)
break;
}
if (((ao_eeprom->log_format == AO_LOG_FORMAT_TELEMEGA_OLD || ao_eeprom->log_format == AO_LOG_FORMAT_TELEMEGA) && nword == 30 && strlen(words[0]) == 1) ||
((ao_eeprom->log_format == AO_LOG_FORMAT_EASYMINI1 || ao_eeprom->log_format == AO_LOG_FORMAT_EASYMINI2) && nword == 14 && strlen(words[0]) == 1) ||
(ao_eeprom->log_format == AO_LOG_FORMAT_TELEMETRUM && nword == 14 && strlen(words[0]) == 1))
{
int i;
uint8_t type;
uint16_t tick;
type = words[0][0];
tick = strtoul(words[1], NULL, 16);
ao_eeprom_add_u8(ao_eeprom, type);
ao_eeprom_add_u8(ao_eeprom, 0); /* checksum */
ao_eeprom_add_u16(ao_eeprom, tick);
for (i = 2; i < nword; i++)
ao_eeprom_add_u8(ao_eeprom, strtoul(words[i], NULL, 16));
}
else if (nword == 4 && strlen(words[0]) == 1) {
uint8_t type;
uint16_t tick, a, b;
type = words[0][0];
tick = strtoul(words[1], NULL, 16);
a = strtoul(words[2], NULL, 16);
b = strtoul(words[3], NULL, 16);
if (type == 'P')
type = 'A';
ao_eeprom_add_u8(ao_eeprom, type);
ao_eeprom_add_u8(ao_eeprom, 0); /* checksum */
ao_eeprom_add_u16(ao_eeprom, tick);
ao_eeprom_add_u16(ao_eeprom, a);
ao_eeprom_add_u16(ao_eeprom, b);
}
else if (nword == 3 && strcmp(words[0], "ms5607") == 0) {
if (strcmp(words[1], "reserved:") == 0)
ao_eeprom->ms5607_prom.reserved = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "sens:") == 0)
ao_eeprom->ms5607_prom.sens = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "off:") == 0)
ao_eeprom->ms5607_prom.off = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "tcs:") == 0)
ao_eeprom->ms5607_prom.tcs = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "tco:") == 0)
ao_eeprom->ms5607_prom.tco = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "tref:") == 0)
ao_eeprom->ms5607_prom.tref = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "tempsens:") == 0)
ao_eeprom->ms5607_prom.tempsens = strtoul(words[2], NULL, 10);
else if (strcmp(words[1], "crc:") == 0)
ao_eeprom->ms5607_prom.crc = strtoul(words[2], NULL, 10);
continue;
}
#if AO_NUM_PYRO
else if (nword >= 3 && strcmp(words[0], "Pyro") == 0) {
int p = strtoul(words[1], NULL, 10);
int i, j;
struct ao_pyro *pyro = &ao_eeprom->config.pyro[p];
for (i = 2; i < nword; i++) {
for (j = 0; j < NUM_PYRO_VALUES; j++)
if (!strcmp (words[i], ao_pyro_values[j].name))
break;
if (j == NUM_PYRO_VALUES)
continue;
pyro->flags |= ao_pyro_values[j].flag;
if (ao_pyro_values[j].offset != NO_VALUE && i + 1 < nword) {
int16_t val = strtoul(words[++i], NULL, 10);
printf("pyro %d condition %s value %d\n", p, words[i-1], val);
*((int16_t *) ((char *) pyro + ao_pyro_values[j].offset)) = val;
}
}
}
#endif
else if (nword == 2 && strcmp(words[0], "log-format") == 0) {
ao_eeprom->log_format = strtoul(words[1], NULL, 10);
} else if (nword == 2 && strcmp(words[0], "serial-number") == 0) {
ao_eeprom->serial_number = strtoul(words[1], NULL, 10);
} else if (nword >= 6 && strcmp(words[0], "Accel") == 0) {
ao_eeprom->config.accel_plus_g = atoi(words[3]);
ao_eeprom->config.accel_minus_g = atoi(words[5]);
#if HAS_GYRO
} else if (nword >= 8 && strcmp(words[0], "IMU") == 0) {
ao_eeprom->config.accel_zero_along = atoi(words[3]);
ao_eeprom->config.accel_zero_across = atoi(words[5]);
ao_eeprom->config.accel_zero_through = atoi(words[7]);
#endif
} else if (nword >= 4 && strcmp(words[0], "Main") == 0) {
ao_eeprom->config.main_deploy = atoi(words[2]);
} else if (nword >= 3 && strcmp(words[0], "Apogee") == 0 &&
strcmp(words[1], "lockout:") == 0) {
ao_eeprom->config.apogee_lockout = atoi(words[2]);
} else if (nword >= 3 && strcmp(words[0], "Pad") == 0 &&
strcmp(words[1], "orientation:") == 0) {
ao_eeprom->config.pad_orientation = atoi(words[2]);
}
}
return ao_eeprom;
}
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