26#include "media/lirc.h"
28#include "lirc/driver.h"
29#include "lirc/lirc_log.h"
30#include "lirc/receive.h"
31#include "lirc/ir_remote.h"
43 lirc_t data[RBUF_SIZE];
52 struct timeval last_signal_time;
61static struct rbuf rec_buffer;
62static int update_mode = 0;
70int (*lircd_waitfordata)(uint32_t timeout) = NULL;
73static lirc_t readdata(lirc_t timeout)
78 rec_buffer.at_eof = data &
LIRC_EOF ? 1 : 0;
79 if (rec_buffer.at_eof)
85static lirc_t lirc_t_max(lirc_t a, lirc_t b)
90static void set_pending_pulse(lirc_t deltap)
93 rec_buffer.pendingp = deltap;
96static void set_pending_space(lirc_t deltas)
99 rec_buffer.pendings = deltas;
103static void log_input(lirc_t data)
105 fprintf(rec_buffer.input_log,
"%s %u\n",
106 data & PULSE_BIT ?
"pulse" :
"space", data & PULSE_MASK);
107 fflush(rec_buffer.input_log);
111static lirc_t get_next_rec_buffer_internal(lirc_t maxusec)
113 if (rec_buffer.rptr < rec_buffer.wptr) {
114 log_trace2(
"<%c%lu", rec_buffer.data[rec_buffer.rptr] & PULSE_BIT ?
'p' :
's', (uint32_t)
115 rec_buffer.data[rec_buffer.rptr] & (PULSE_MASK));
116 rec_buffer.sum += rec_buffer.data[rec_buffer.rptr] & (PULSE_MASK);
117 return rec_buffer.data[rec_buffer.rptr++];
119 if (rec_buffer.wptr < RBUF_SIZE) {
121 unsigned long elapsed = 0;
123 if (timerisset(&rec_buffer.last_signal_time)) {
124 struct timeval current;
126 gettimeofday(¤t, NULL);
127 elapsed = time_elapsed(&rec_buffer.last_signal_time, ¤t);
129 if (elapsed < maxusec)
130 data = readdata(maxusec - elapsed);
139 if (LIRC_IS_TIMEOUT(data)) {
140 log_trace(
"timeout received: %lu", (uint32_t)LIRC_VALUE(data));
141 if (LIRC_VALUE(data) < maxusec)
142 return get_next_rec_buffer_internal(maxusec - LIRC_VALUE(data));
146 rec_buffer.data[rec_buffer.wptr] = data;
147 if (rec_buffer.input_log != NULL)
149 if (rec_buffer.data[rec_buffer.wptr] == 0)
151 rec_buffer.sum += rec_buffer.data[rec_buffer.rptr]
155 log_trace2(
"+%c%lu", rec_buffer.data[rec_buffer.rptr - 1] & PULSE_BIT ?
'p' :
's', (uint32_t)
156 rec_buffer.data[rec_buffer.rptr - 1]
158 return rec_buffer.data[rec_buffer.rptr - 1];
160 rec_buffer.too_long = 1;
167 lircd_waitfordata = func;
174 struct pollfd pfd = {
177 if (lircd_waitfordata != NULL)
178 return lircd_waitfordata(maxusec);
183 ret = curl_poll(&pfd, 1, (maxusec > 0) ? (maxusec / 1000) : -1);
184 if (maxusec > 0 && ret == 0)
186 }
while (ret == -1 && errno == EINTR);
193 if (pfd.revents & POLLIN)
202 if (rec_buffer.input_log != NULL)
203 fclose(rec_buffer.input_log);
204 rec_buffer.input_log = f;
208static lirc_t get_next_rec_buffer(lirc_t maxusec)
210 return get_next_rec_buffer_internal(receive_timeout(maxusec));
215 memset(&rec_buffer, 0,
sizeof(rec_buffer));
221 rec_buffer.too_long = 0;
222 set_pending_pulse(0);
223 set_pending_space(0);
225 rec_buffer.at_eof = 0;
237 timerclear(&rec_buffer.last_signal_time);
247 log_error(
"reading in mode LIRC_MODE_LIRCCODE failed");
250 for (i = 0, rec_buffer.decoded = 0; i < count; i++)
251 rec_buffer.decoded = (rec_buffer.decoded << CHAR_BIT) + ((
ir_code)buffer[i]);
255 move = rec_buffer.wptr - rec_buffer.rptr;
256 if (move > 0 && rec_buffer.rptr > 0) {
257 memmove(&rec_buffer.data[0], &rec_buffer.data[rec_buffer.rptr],
258 sizeof(rec_buffer.data[0]) * move);
259 rec_buffer.wptr -= rec_buffer.rptr;
264 log_trace2(
"c%lu", (uint32_t)data & (PULSE_MASK));
266 rec_buffer.data[rec_buffer.wptr] = data;
272 rec_buffer.is_biphase = 0;
277static void unget_rec_buffer(
int count)
280 if (count == 1 || count == 2) {
281 rec_buffer.rptr -= count;
282 rec_buffer.sum -= rec_buffer.data[rec_buffer.rptr] & (PULSE_MASK);
284 rec_buffer.sum -= rec_buffer.data[rec_buffer.rptr + 1]
289static void unget_rec_buffer_delta(lirc_t delta)
292 rec_buffer.sum -= delta & (PULSE_MASK);
293 rec_buffer.data[rec_buffer.rptr] = delta;
296static lirc_t get_next_pulse(lirc_t maxusec)
300 data = get_next_rec_buffer(maxusec);
303 if (!is_pulse(data)) {
307 return data & (PULSE_MASK);
310static lirc_t get_next_space(lirc_t maxusec)
314 data = get_next_rec_buffer(maxusec);
317 if (!is_space(data)) {
324static int sync_pending_pulse(
struct ir_remote* remote)
326 if (rec_buffer.pendingp > 0) {
329 deltap = get_next_pulse(rec_buffer.pendingp);
332 if (!expect(remote, deltap, rec_buffer.pendingp))
334 set_pending_pulse(0);
339static int sync_pending_space(
struct ir_remote* remote)
341 if (rec_buffer.pendings > 0) {
344 deltas = get_next_space(rec_buffer.pendings);
347 if (!expect(remote, deltas, rec_buffer.pendings))
349 set_pending_space(0);
354static int expectpulse(
struct ir_remote* remote,
int exdelta)
360 if (!sync_pending_space(remote))
363 deltap = get_next_pulse(rec_buffer.pendingp + exdelta);
366 if (rec_buffer.pendingp > 0) {
367 if (rec_buffer.pendingp > deltap)
369 retval = expect(remote, deltap - rec_buffer.pendingp, exdelta);
372 set_pending_pulse(0);
374 retval = expect(remote, deltap, exdelta);
379static int expectspace(
struct ir_remote* remote,
int exdelta)
385 if (!sync_pending_pulse(remote))
388 deltas = get_next_space(rec_buffer.pendings + exdelta);
391 if (rec_buffer.pendings > 0) {
392 if (rec_buffer.pendings > deltas)
394 retval = expect(remote, deltas - rec_buffer.pendings, exdelta);
397 set_pending_space(0);
399 retval = expect(remote, deltas, exdelta);
404static int expectone(
struct ir_remote* remote,
int bit)
406 if (is_biphase(remote)) {
407 int all_bits = bit_count(remote);
410 mask = ((
ir_code)1) << (all_bits - 1 - bit);
412 if (remote->
sone > 0 && !expectspace(remote, 2 * remote->
sone)) {
416 set_pending_pulse(2 * remote->pone);
418 if (remote->
sone > 0 && !expectspace(remote, remote->
sone)) {
422 set_pending_pulse(remote->pone);
424 }
else if (is_space_first(remote)) {
425 if (remote->
sone > 0 && !expectspace(remote, remote->
sone)) {
429 if (remote->pone > 0 && !expectpulse(remote, remote->pone)) {
434 if (remote->pone > 0 && !expectpulse(remote, remote->pone)) {
439 if (remote->
sone > 0 && !expectspace(remote, remote->
sone)) {
444 set_pending_space(remote->
sone);
450static int expectzero(
struct ir_remote* remote,
int bit)
452 if (is_biphase(remote)) {
453 int all_bits = bit_count(remote);
456 mask = ((
ir_code)1) << (all_bits - 1 - bit);
458 if (!expectpulse(remote, 2 * remote->pzero)) {
462 set_pending_space(2 * remote->
szero);
464 if (!expectpulse(remote, remote->pzero)) {
468 set_pending_space(remote->
szero);
470 }
else if (is_space_first(remote)) {
471 if (remote->
szero > 0 && !expectspace(remote, remote->
szero)) {
475 if (remote->pzero > 0 && !expectpulse(remote, remote->pzero)) {
480 if (!expectpulse(remote, remote->pzero)) {
485 if (!expectspace(remote, remote->
szero)) {
490 set_pending_space(remote->
szero);
496static lirc_t sync_rec_buffer(
struct ir_remote* remote)
499 lirc_t deltas, deltap;
502 deltas = get_next_space(1000000);
508 deltap = get_next_pulse(1000000);
511 deltas = get_next_space(1000000);
515 if (count > REC_SYNC)
519 if (has_toggle_mask(remote)) {
521 remote->toggle_mask_state = 0;
530static int get_header(
struct ir_remote* remote)
532 if (is_rcmm(remote)) {
533 lirc_t deltap, deltas, sum;
535 deltap = get_next_pulse(remote->phead);
540 deltas = get_next_space(remote->
shead);
545 sum = deltap + deltas;
546 if (expect(remote, sum, remote->phead + remote->
shead))
550 }
else if (is_bo(remote)) {
551 if (expectpulse(remote, remote->pone) && expectspace(remote, remote->
sone)
552 && expectpulse(remote, remote->pone) && expectspace(remote, remote->
sone)
553 && expectpulse(remote, remote->phead) && expectspace(remote, remote->
shead))
557 if (remote->
shead == 0) {
558 if (!sync_pending_space(remote))
560 set_pending_pulse(remote->phead);
563 if (!expectpulse(remote, remote->phead)) {
572 deltas = get_next_space(remote->
shead);
574 if (expect(remote, remote->
shead, deltas))
581 set_pending_space(remote->
shead);
585static int get_foot(
struct ir_remote* remote)
587 if (!expectspace(remote, remote->
sfoot))
589 if (!expectpulse(remote, remote->pfoot))
594static int get_lead(
struct ir_remote* remote)
596 if (remote->
plead == 0)
598 if (!sync_pending_space(remote))
600 set_pending_pulse(remote->
plead);
604static int get_trail(
struct ir_remote* remote)
607 if (!expectpulse(remote, remote->
ptrail))
609 if (rec_buffer.pendingp > 0)
610 if (!sync_pending_pulse(remote))
615static int get_gap(
struct ir_remote* remote, lirc_t gap)
620 data = get_next_rec_buffer(gap - gap * remote->
eps / 100);
623 if (!is_space(data)) {
628 if (!expect_at_least(remote, data, gap)) {
635static int get_repeat(
struct ir_remote* remote)
637 if (!get_lead(remote))
639 if (is_biphase(remote)) {
640 if (!expectspace(remote, remote->
srepeat))
642 if (!expectpulse(remote, remote->prepeat))
645 if (!expectpulse(remote, remote->prepeat))
647 set_pending_space(remote->
srepeat);
649 if (!get_trail(remote))
653 is_const(remote) ? (min_gap(remote) >
655 min_gap(remote) - rec_buffer.sum : 0) :
656 (has_repeat_gap(remote) ? remote->repeat_gap : min_gap(remote))
669 if (is_rcmm(remote)) {
670 lirc_t deltap, deltas, sum;
672 if (bits % 2 || done % 2) {
676 if (!sync_pending_space(remote))
678 for (i = 0; i < bits; i += 2) {
680 deltap = get_next_pulse(remote->pzero + remote->pone + remote->ptwo + remote->pthree);
682 if (deltap == 0 || deltas == 0) {
683 log_error(
"failed on bit %d", done + i + 1);
686 sum = deltap + deltas;
688 if (expect(remote, sum, remote->pzero + remote->
szero)) {
691 }
else if (expect(remote, sum, remote->pone + remote->
sone)) {
694 }
else if (expect(remote, sum, remote->ptwo + remote->
stwo)) {
697 }
else if (expect(remote, sum, remote->pthree + remote->
sthree)) {
701 log_trace1(
"no match for %d+%d=%d", deltap, deltas, sum);
706 }
else if (is_grundig(remote)) {
707 lirc_t deltap, deltas, sum;
708 int state, laststate;
710 if (bits % 2 || done % 2) {
714 if (!sync_pending_pulse(remote))
716 for (laststate = state = -1, i = 0; i < bits; ) {
718 deltap = get_next_pulse(remote->pzero + remote->pone + remote->ptwo + remote->pthree);
719 if (deltas == 0 || deltap == 0) {
720 log_error(
"failed on bit %d", done + i + 1);
723 sum = deltas + deltap;
724 log_trace2(
"grundig: sum %ld", (uint32_t)sum);
725 if (expect(remote, sum, remote->
szero + remote->pzero)) {
728 }
else if (expect(remote, sum, remote->
sone + remote->pone)) {
731 }
else if (expect(remote, sum, remote->
stwo + remote->ptwo)) {
734 }
else if (expect(remote, sum, remote->
sthree + remote->pthree)) {
738 log_trace1(
"no match for %d+%d=%d", deltas, deltap, sum);
746 }
else if (laststate == 2 && state == 0) {
751 }
else if (laststate == 1 && state == 1) {
756 }
else if (laststate == 0 && state == 2) {
761 }
else if (laststate == -1) {
764 log_error(
"invalid state %d:%d", laststate, state);
770 }
else if (is_serial(remote)) {
772 int space, stop_bit, parity_bit;
774 lirc_t delta, origdelta, pending, expecting, gap_delta;
776 lirc_t max_space, max_pulse;
778 base = 1000000 / remote->
baud;
781 set_pending_pulse(base);
784 space = (rec_buffer.pendingp == 0);
787 delta = origdelta = 0;
794 if (remote->
parity != IR_PARITY_NONE) {
796 max_space += remote->
sone;
797 max_pulse += remote->pzero;
801 while (received < bits || stop_bit) {
803 delta = space ? get_next_space(max_space) : get_next_pulse(max_pulse);
804 if (delta == 0 && space && received + remote->
bits_in_byte + parity_bit >= bits)
810 log_trace(
"failed before bit %d", received + 1);
813 pending = (space ? rec_buffer.pendings : rec_buffer.pendingp);
814 if (expect(remote, delta, pending)) {
816 }
else if (delta > pending) {
819 log_trace(
"failed before bit %d", received + 1);
827 set_pending_pulse(base);
828 set_pending_space(0);
834 set_pending_pulse(0);
835 set_pending_space(0);
837 space = (space ? 0 : 1);
841 expecting = (space ? remote->
sone : remote->pzero);
842 if (delta > expecting || expect(remote, delta, expecting)) {
843 delta -= (expecting > delta ? delta : expecting);
849 if (received % (remote->
bits_in_byte + parity_bit) == 0) {
852 if ((remote->
parity == IR_PARITY_EVEN && parity)
853 || (remote->
parity == IR_PARITY_ODD && !parity)) {
854 log_trace(
"parity error after %d bits", received + 1);
862 temp << remote->
bits_in_byte | reverse(code >> parity_bit,
865 if (space && delta == 0) {
866 log_trace(
"failed at stop bit after %d bits", received + 1);
870 set_pending_space(stop);
874 if (delta == origdelta) {
875 log_trace(
"framing error after %d bits", received + 1);
881 space = (space ? 0 : 1);
884 unget_rec_buffer_delta(gap_delta);
885 set_pending_pulse(0);
886 set_pending_space(0);
888 }
else if (is_bo(remote)) {
890 lirc_t deltap, deltas;
894 for (i = 0; i < bits; i++) {
896 deltap = get_next_pulse(remote->pzero + remote->pone + remote->ptwo + remote->pthree);
898 if (deltap == 0 || deltas == 0) {
899 log_error(
"failed on bit %d", done + i + 1);
903 pzero = remote->pone;
904 szero = remote->
sone;
908 pzero = remote->ptwo;
909 szero = remote->
stwo;
910 pone = remote->pthree;
913 log_trace2(
"%lu %lu %lu %lu", pzero, szero, pone, sone);
914 if (expect(remote, deltap, pzero)) {
915 if (expect(remote, deltas, szero)) {
923 if (expect(remote, deltap, pone)) {
924 if (expect(remote, deltas, sone)) {
931 log_error(
"failed on bit %d", done + i + 1);
935 }
else if (is_xmp(remote)) {
936 lirc_t deltap, deltas, sum;
939 if (bits % 4 || done % 4) {
943 if (!sync_pending_space(remote))
945 for (i = 0; i < bits; i += 4) {
947 deltap = get_next_pulse(remote->pzero);
948 deltas = get_next_space(remote->
szero + 16 * remote->
sone);
949 if (deltap == 0 || deltas == 0) {
950 log_error(
"failed on bit %d", done + i + 1);
953 sum = deltap + deltas;
955 sum -= remote->pzero + remote->
szero;
956 n = (sum + remote->
sone / 2) / remote->
sone;
958 log_error(
"failed on bit %d", done + i + 1);
967 for (i = 0; i < bits; i++) {
969 if (expectone(remote, done + i)) {
972 }
else if (expectzero(remote, done + i)) {
976 log_trace(
"failed on bit %d", done + i + 1);
993 log_trace(
"Failed on pre_data: cannot get it");
1004 remote_pre = remote->
pre_data & ~toggle_mask;
1005 match_pre = pre & ~toggle_mask;
1006 if (remote->
pre_data != 0 && remote_pre != match_pre) {
1007 log_trace(
"Failed on pre_data: bad data: %x", pre);
1011 if (remote->pre_p > 0 && remote->
pre_s > 0) {
1012 if (!expectpulse(remote, remote->pre_p))
1014 set_pending_space(remote->
pre_s);
1023 if (remote->post_p > 0 && remote->
post_s > 0) {
1024 if (!expectpulse(remote, remote->post_p))
1026 set_pending_space(remote->
post_s);
1042 struct timeval current;
1049 if (rec_buffer.at_eof && rec_buffer.wptr - rec_buffer.rptr <= 1) {
1052 rec_buffer.at_eof = 0;
1059 rec_buffer.is_biphase = is_biphase(remote) ? 1 : 0;
1062 sync = sync_rec_buffer(remote);
1069 if (has_repeat(remote) &&
last_remote == remote) {
1071 if (!get_header(remote)) {
1077 if (get_repeat(remote)) {
1079 log_notice(
"repeat code without last_code received");
1089 is_const(remote) ? (min_gap(remote) >
1090 rec_buffer.sum ? min_gap(remote) -
1091 rec_buffer.sum : 0) : (has_repeat_gap(remote) ? remote->
1092 repeat_gap : min_gap(remote));
1094 is_const(remote) ? (max_gap(remote) >
1095 rec_buffer.sum ? max_gap(remote) -
1096 rec_buffer.sum : 0) : (has_repeat_gap(remote) ? remote->
1097 repeat_gap : max_gap(remote));
1102 sync_rec_buffer(remote);
1105 if (has_header(remote)) {
1107 if (!get_header(remote)) {
1109 if (!(remote->
flags &
NO_HEAD_REP && expect_at_most(remote, sync, max_gap(remote)))) {
1118 if (is_raw(remote)) {
1126 codes = remote->codes;
1128 while (codes->
name != NULL && found == NULL) {
1130 for (i = 0; i < codes->
length; ) {
1131 if (!expectpulse(remote, codes->
signals[i++])) {
1134 sync_rec_buffer(remote);
1137 if (i < codes->
length && !expectspace(remote, codes->
signals[i++])) {
1140 sync_rec_buffer(remote);
1145 if (found != NULL) {
1147 (remote, is_const(remote) ?
1148 min_gap(remote) - rec_buffer.sum :
1159 ir_code decoded = rec_buffer.decoded;
1168 ctx->
code = decoded & gen_mask(remote->
bits);
1169 ctx->
pre = decoded >> remote->
bits;
1172 sum = remote->phead + remote->
shead +
1173 lirc_t_max(remote->pone + remote->
sone,
1174 remote->pzero + remote->
szero) * bit_count(remote) + remote->
plead +
1175 remote->
ptrail + remote->pfoot + remote->
sfoot + remote->pre_p + remote->
pre_s +
1176 remote->post_p + remote->
post_s;
1178 rec_buffer.sum = sum >= remote->
gap ? remote->
gap - 1 : sum;
1181 if (!get_lead(remote)) {
1186 if (has_pre(remote)) {
1187 ctx->
pre = get_pre(remote);
1202 if (has_post(remote)) {
1203 ctx->
post = get_post(remote);
1210 if (!get_trail(remote)) {
1214 if (has_foot(remote)) {
1215 if (!get_foot(remote)) {
1221 rec_buffer.sum -= remote->phead + remote->
shead;
1222 if (is_rcmm(remote)) {
1223 if (!get_gap(remote, 1000))
1225 }
else if (is_const(remote)) {
1226 if (!get_gap(remote, min_gap(remote) > rec_buffer.sum ?
1227 min_gap(remote) - rec_buffer.sum :
1231 if (!get_gap(remote, min_gap(remote)))
1248 if (is_const(remote)) {
1249 ctx->
min_remaining_gap = min_gap(remote) > rec_buffer.sum ? min_gap(remote) - rec_buffer.sum : 0;
1250 ctx->
max_remaining_gap = max_gap(remote) > rec_buffer.sum ? max_gap(remote) - rec_buffer.sum : 0;
const struct driver *const curr_driver
Read-only access to drv for client code.
void rec_buffer_set_logfile(FILE *f)
Set a file logging input from driver in same format as mode2(1).
int waitfordata(uint32_t maxusec)
If set_waitfordata(func) is called, invoke and return function set this way.
void set_waitfordata_func(int(*func)(uint32_t maxusec))
Set the function used by waitfordata().
void rec_buffer_rewind(void)
Reset the modules's internal fifo's read state to initial values where the nothing is read.
struct ir_remote * last_remote
TODO.
void rec_buffer_reset_wptr(void)
Reset internal fifo's write pointer.
void rec_set_update_mode(int mode)
Set update mode, where recorded pre_data is verified to match the template pre_data.
void rec_buffer_init(void)
Clear internal buffer to pristine state.
int receive_decode(struct ir_remote *remote, struct decode_ctx_t *ctx)
Decode data from remote.
int rec_buffer_clear(void)
Flush the internal fifo and store a single code read from the driver in it.
#define REPEAT_HEADER
header is also sent before repeat code
uint64_t ir_code
Denotes an internal coded representation for an IR transmission.
#define NO_HEAD_REP
no header for key repeats
#define LIRC_EOF
Bit manipulator in lirc_t, see lirc.h .
#define log_trace(fmt,...)
Log a trace message.
#define log_notice(fmt,...)
Log a notice message.
#define log_debug(fmt,...)
Log a debug message.
#define log_perror_err(fmt,...)
perror wrapper logging with level LIRC_ERROR.
#define log_trace2(fmt,...)
Log a trace2 message.
#define log_error(fmt,...)
Log an error message.
#define log_trace1(fmt,...)
Log a trace1 message.
logchannel_t
Log channels used to filter messages.
State describing code, pre, post + gap and repeat state.
ir_code code
Code part, matched to code defintion.
int repeat_flag
True if code is a repeated one.
ir_code post
post data, sent after code.
lirc_t min_remaining_gap
Estimated min time of trailing gap.
lirc_t max_remaining_gap
Estimated max time of trailing gap.
ir_code pre
pre data, before code.
int fd
Set by the driver after init().
const uint32_t code_length
Length in bits of the code.
lirc_t(*const readdata)(lirc_t timeout)
Get length of next pulse/space from hardware.
uint32_t rec_mode
Possible values are: LIRC_MODE_RAW, LIRC_MODE_PULSE, LIRC_MODE_MODE2, LIRC_MODE_LIRCCODE.
IR Command, corresponding to one (command defining) line of the configuration file.
ir_code code
The first code of the command.
lirc_t * signals
(private)
struct ir_code_node * current
Should point at the ir_code currently being transmitted, or NULL if none.
char * name
Name of command.
One remote as represented in the configuration file.
lirc_t stwo
2 (only used for RC-MM)
unsigned int stop_bits
mapping: 1->2 1.5->3 2->4
unsigned int bits_in_byte
default: 8
ir_code rc6_mask
RC-6 doubles signal length of some bits.
lirc_t max_remaining_gap
gap range
lirc_t ptrail
trailing pulse
lirc_t srepeat
indicate repeating
ir_code pre_data
data which the remote sends before actual keycode
int bits
bits (length of code)
int post_data_bits
length of post_data
lirc_t plead
leading pulse
lirc_t sthree
3 (only used for RC-MM)
struct timeval last_send
time last_code was received or sent
ir_code post_data
data which the remote sends after actual keycode
unsigned int baud
can be overridden by [p|s]zero, [p|s]one
lirc_t post_s
signal between keycode and post_code
lirc_t pre_s
signal between pre_data and keycode
uint32_t gap
time between signals in usecs
int eps
eps (relative tolerance)
struct ir_ncode * last_code
code received or sent last
struct ir_ncode * toggle_code
toggle code received or sent last
unsigned int min_code_repeat
meaningful only if remote sends a repeat code: in this case this value indicates how often the real c...
ir_code toggle_bit_mask
previously only one bit called toggle_bit
unsigned int parity
currently unsupported
int pre_data_bits
length of pre_data
lirc_t min_remaining_gap
remember gap for CONST_LENGTH remotes