changes for 64 bit uint. Not sure I like them.

This commit is contained in:
David E. Tiller 2022-04-02 17:59:28 -04:00
parent 2cf23db340
commit 1fb18ed542
2 changed files with 254 additions and 22 deletions

View File

@ -37,8 +37,13 @@
#include <time.h>
#include "textcolor.h"
#include "eotd_defs.h"
#include "eotd.h"
#define EOTD_RAW
#define EOTD_TIMESTAMP
#define EOTD_APPEND_HEX
/*-------------------------------------------------------------------
*
* Convert EOTD binary block (from HDLC frame) to text.
@ -48,14 +53,243 @@
*
*--------------------------------------------------------------------*/
void eotd_to_text (unsigned char *eotd, int eotd_len, char *text, int text_size)
{
time_t now = time(NULL);
*text = '\0';
strcat(text, ctime(&now));
for (int i = 0; i < eotd_len; i++) {
char temp[32];
snprintf(temp, sizeof(temp), " %02x", eotd[i]);
strlcat(text, temp, text_size);
void add_comma(char *text, int text_size) {
strlcat(text, ",", text_size);
}
void get_chain(uint64_t pkt, char *text, int text_size) {
uint32_t val;
val = pkt & 0x03ULL;
strlcat(text, "chain=", text_size);
strlcat(text, val & 0x02 ? "FIRST+" : "NOT_FIRST+", text_size);
strlcat(text, val & 0x01 ? "LAST" : "NOT_LAST", text_size);
}
void get_dev_batt_stat(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 2;
val = pkt & 0x03ULL;
strlcat(text, "devbat=", text_size);
switch(val) {
case 3:
strlcat(text, "OK", text_size);
break;
case 2:
strlcat(text, "WEAK", text_size);
break;
case 1:
strlcat(text, "VERY_WEAK", text_size);
break;
case 0:
strlcat(text, "NOT_MONITORED", text_size);
break;
}
}
void get_msg_id_type(uint64_t pkt, char *text, int text_size) {
uint32_t val;
char temp[32];
pkt >>= 4;
val = pkt & 0x07ULL;
strlcat(text, "msgid=", text_size);
switch(val) {
case 0:
strlcat(text, "ONEWAY", text_size);
break;
default:
sprintf(temp, "CUSTOM(%d)", val);
strlcat(text, temp, text_size);
break;
}
}
void get_unit_addr_code(uint64_t pkt, char *text, int text_size) {
uint32_t val;
char temp[32];
pkt >>= 7;
val = pkt & 0x1ffffULL;
strlcat(text, "unit_addr=", text_size);
sprintf(temp, "%d", val);
strlcat(text, temp, text_size);
}
void get_brake_pressure(uint64_t pkt, char *text, int text_size) {
uint32_t val;
char temp[32];
pkt >>= 24;
val = pkt & 0x7fULL;
strlcat(text, "brake_status=", text_size);
switch (val) {
case 127:
strlcat(text, "GO", text_size);
break;
case 126:
strlcat(text, "NO-GO", text_size);
break;
default:
if (val < 45) {
sprintf(temp, "NO-GO(%d psig)", val);
} else {
sprintf(temp, "GO(%d psig)", val);
}
strlcat(text, temp, text_size);
break;
}
}
void get_disc_bits(uint64_t pkt, char *text, int text_size) {
uint32_t val;
char temp[32];
pkt >>= 31;
val = pkt & 0xffULL;
strlcat(text, "disc_bits=", text_size);
sprintf(temp, "%02x", val);
strlcat(text, temp, text_size);
}
void get_valve_bit(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 39;
val = pkt & 0x01;
strlcat(text, "valve=", text_size);
strlcat(text, val == 0 ? "FAILED" : "OPERATIONAL", text_size);
}
void get_confirm_bit(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 40;
val = pkt & 0x01;
strlcat(text, "confirm=", text_size);
strlcat(text, val == 0 ? "UPDATE" : "RESPONSE", text_size);
}
void get_disc_bit1(uint64_t pkt, char *text, int text_size) {
uint32_t val;
char temp[32];
pkt >>= 41;
val = pkt & 0x01;
strlcat(text, "disc_bit_1=", text_size);
sprintf(temp, "%d", val);
strlcat(text, temp, text_size);
}
void get_motion_bit(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 42;
val = pkt & 0x01;
strlcat(text, "motion=", text_size);
strlcat(text, val == 0 ? "STOPPED/NOT_MONITORED" : "IN_MOTION", text_size);
}
void get_mkr_light_batt_bit(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 43;
val = pkt & 0x01;
strlcat(text, "light_batt=", text_size);
strlcat(text, val == 0 ? "OK/NOT_MONITORED" : "WEAK", text_size);
}
void get_mkr_light_bit(uint64_t pkt, char *text, int text_size) {
uint32_t val;
pkt >>= 44;
val = pkt & 0x01;
strlcat(text, "light=", text_size);
strlcat(text, val == 0 ? "OFF/NOT_MONITORED" : "ON", text_size);
}
void eotd_to_text (unsigned char *eotd, int eotd_len, char *text, int text_size)
{
assert (eotd_len == EOTD_LENGTH + 1);
uint64_t pkt = 0ULL;
for (int i = 0; i < EOTD_LENGTH; i++) {
pkt <<= 8;
pkt |= eotd[i];
}
*text = '\0';
#ifndef EOTD_RAW
char eotd_type = eotd[EOTD_LENGTH];
if (eotd_type == EOTD_TYPE_F2R) {
strlcat(text, "FRONT>REAR:", text_size);
} else {
strlcat(text, "REAR>FRONT:", text_size);
}
#ifdef EOTD_TIMESTAMP
time_t now = time(NULL);
strlcat(text, "timestamp=", text_size);
strlcat(text, ctime(&now), text_size);
text[strlen(text) -1] = ','; // zap lf
#endif
get_chain(pkt, text, text_size);
add_comma(text, text_size);
get_dev_batt_stat(pkt, text, text_size);
add_comma(text, text_size);
get_msg_id_type(pkt, text, text_size);
add_comma(text, text_size);
get_unit_addr_code(pkt, text, text_size);
add_comma(text, text_size);
get_brake_pressure(pkt, text, text_size);
add_comma(text, text_size);
get_disc_bits(pkt, text, text_size);
add_comma(text, text_size);
get_valve_bit(pkt, text, text_size);
add_comma(text, text_size);
get_confirm_bit(pkt, text, text_size);
add_comma(text, text_size);
get_disc_bit1(pkt, text, text_size);
add_comma(text, text_size);
get_motion_bit(pkt, text, text_size);
add_comma(text, text_size);
get_mkr_light_batt_bit(pkt, text, text_size);
add_comma(text, text_size);
get_mkr_light_bit(pkt, text, text_size);
#ifdef EOTD_APPEND_HEX
char hex[64];
add_comma(text, text_size);
snprintf(hex, sizeof(hex), "%llx", pkt);
strlcat(text, "hex=", text_size);
strlcat(text, hex, text_size);
#endif
#else
char temp[8];
for (int i = 0; i < 8; i++) {
sprintf(temp, " %02x", eotd[i]);
strlcat(text, temp, text_size);
}
#endif
}

View File

@ -46,6 +46,7 @@
#include "demod_9600.h" /* for descramble() */
#include "ptt.h"
#include "fx25.h"
#include "eotd_defs.h"
//#define TEST 1 /* Define for unit testing. */
@ -116,6 +117,8 @@ struct hdlc_state_s {
uint64_t eotd_acc; /* Accumulate last recent 32 bits for EOTD. */
char eotd_type; /* E for End of train, H for head of train */
int eotd_gathering; /* Decoding in progress - valid frame. */
};
@ -429,14 +432,6 @@ a good modem here and providing a result when it is received.
*
***********************************************************************************/
#define EOTD_MAX_BYTES 8
#define EOTD_PREAMBLE_AND_BARKER_CODE 0x48eaaaaa00000000ULL
#define EOTD_PREAMBLE_MASK 0xffffffff00000000ULL
#define HOTD_PREAMBLE_AND_BARKER_CODE 0x9488f1aa00000000ULL
#define HOTD_PREAMBLE_MASK 0xffffffff00000000ULL
static void eotd_rec_bit (int chan, int subchan, int slice, int raw, int future_use)
{
struct hdlc_state_s *H;
@ -451,7 +446,7 @@ dw_printf("chan=%d subchan=%d slice=%d raw=%d\n", chan, subchan, slice, raw);
#endif
//dw_printf ("slice %d = %d\n", slice, raw);
// Accumulate most recent 32 bits in LSB-first order.
// Accumulate most recent 64 bits in LSB-first order.
H->eotd_acc >>= 1;
if (raw) {
@ -466,6 +461,7 @@ dw_printf("chan=%d subchan=%d slice=%d raw=%d\n", chan, subchan, slice, raw);
#ifdef EOTD_DEBUG
dw_printf ("Barker Code Found %llx\n", H->eotd_acc);
#endif
H->eotd_type = (H->eotd_acc & EOTD_PREAMBLE_MASK) == EOTD_PREAMBLE_AND_BARKER_CODE ? EOTD_TYPE_R2F : EOTD_TYPE_F2R;
H->olen = 0;
H->eotd_gathering = 1;
H->frame_len = 0;
@ -474,15 +470,17 @@ dw_printf("chan=%d subchan=%d slice=%d raw=%d\n", chan, subchan, slice, raw);
else if (H->eotd_gathering) {
H->olen++;
if (H->olen == EOTD_MAX_BYTES * 8) {
H->frame_len = EOTD_MAX_BYTES;
for (int i = EOTD_MAX_BYTES -1; i >=0; i--) {
if (H->olen == EOTD_LENGTH * 8) {
H->frame_len = EOTD_LENGTH + 1; // appended type
for (int i = EOTD_LENGTH -1; i >=0; i--) {
H->frame_buf[i] = H->eotd_acc & 0xff;
H->eotd_acc >>= 8;
}
H->frame_buf[EOTD_LENGTH] = H->eotd_type;
done = 1;
#ifdef EOTD_DEBUG
for (int ii=0; ii < EOTD_MAX_BYTES; ii++) {dw_printf("%02x ", H->frame_buf[ii]); } dw_printf("\n");
for (int ii=0; ii < EOTD_MAX_LENGTH; ii++) {dw_printf("%02x ", H->frame_buf[ii]); } dw_printf("\n");
#endif
}
}