inline int get_header(struct ir_remote *remote)
{
if (is_rcmm(remote)) {
lirc_t deltap, deltas, sum;
deltap = get_next_pulse(remote->phead);
if (deltap == 0) {
unget_rec_buffer(1);
return (0);
}
deltas = get_next_space(remote->shead);
if (deltas == 0) {
unget_rec_buffer(2);
return (0);
}
sum = deltap + deltas;
if (expect(remote, sum, remote->phead + remote->shead)) {
return (1);
}
unget_rec_buffer(2);
return (0);
} else if (is_bo(remote)) {
if (expectpulse(remote, remote->pone) && expectspace(remote, remote->sone)
&& expectpulse(remote, remote->pone) && expectspace(remote, remote->sone)
&& expectpulse(remote, remote->phead) && expectspace(remote, remote->shead)) {
return 1;
}
return 0;
}
if (remote->shead == 0) {
if (!sync_pending_space(remote))
return 0;
set_pending_pulse(remote->phead);
return 1;
}
if (!expectpulse(remote, remote->phead)) {
unget_rec_buffer(1);
return (0);
}
/* if this flag is set I need a decision now if this is really
a header */
if (remote->flags & NO_HEAD_REP) {
lirc_t deltas;
deltas = get_next_space(remote->shead);
if (deltas != 0) {
if (expect(remote, remote->shead, deltas)) {
return (1);
}
unget_rec_buffer(2);
return (0);
}
}
set_pending_space(remote->shead);
return (1);
}
inline int expectone(struct ir_remote *remote,int bit)
{
if(is_biphase(remote))
{
if(is_rc6(remote) &&
remote->toggle_bit>0 &&
bit==remote->toggle_bit-1)
{
if(remote->sone>0 &&
!expectspace(remote,2*remote->sone))
{
unget_rec_buffer(1);
return(0);
}
rec_buffer.pendingp=2*remote->pone;
}
else
{
if(remote->sone>0 && !expectspace(remote,remote->sone))
{
unget_rec_buffer(1);
return(0);
}
rec_buffer.pendingp=remote->pone;
}
}
else
{
if(remote->pone>0 && !expectpulse(remote,remote->pone))
{
unget_rec_buffer(1);
return(0);
}
if(remote->ptrail>0)
{
if(remote->sone>0 &&
!expectspace(remote,remote->sone))
{
unget_rec_buffer(2);
return(0);
}
}
else
{
rec_buffer.pendings=remote->sone;
}
}
return(1);
}
inline int get_gap(struct ir_remote *remote, lirc_t gap)
{
lirc_t data;
logprintf(2, "sum: %d", rec_buffer.sum);
data = get_next_rec_buffer(gap - gap * remote->eps / 100);
if (data == 0)
return (1);
if (!is_space(data)) {
logprintf(2, "space expected");
return (0);
}
unget_rec_buffer(1);
if (!expect_at_least(remote, data, gap)) {
logprintf(1, "end of signal not found");
return (0);
}
return (1);
}
inline int get_gap(struct ir_remote *remote,lirc_t gap)
{
lirc_t data;
LOGPRINTF(2,"sum: %ld",rec_buffer.sum);
data=get_next_rec_buffer(gap*(100-remote->eps)/100);
if(data==0) return(1);
if(!is_space(data))
{
LOGPRINTF(2,"space expected");
return(0);
}
unget_rec_buffer(1);
if(data<gap*(100-remote->eps)/100 &&
data<gap-remote->aeps)
{
LOGPRINTF(1,"end of signal not found");
return(0);
}
return(1);
}
inline int expectzero(struct ir_remote *remote, int bit)
{
if (is_biphase(remote)) {
int all_bits = bit_count(remote);
ir_code mask;
mask = ((ir_code) 1) << (all_bits - 1 - bit);
if (mask & remote->rc6_mask) {
if (!expectpulse(remote, 2 * remote->pzero)) {
unget_rec_buffer(1);
return (0);
}
set_pending_space(2 * remote->szero);
} else {
if (!expectpulse(remote, remote->pzero)) {
unget_rec_buffer(1);
return (0);
}
set_pending_space(remote->szero);
}
} else if (is_space_first(remote)) {
if (remote->szero > 0 && !expectspace(remote, remote->szero)) {
unget_rec_buffer(1);
return (0);
}
if (remote->pzero > 0 && !expectpulse(remote, remote->pzero)) {
unget_rec_buffer(2);
return (0);
}
} else {
if (!expectpulse(remote, remote->pzero)) {
unget_rec_buffer(1);
return (0);
}
if (remote->ptrail > 0) {
if (!expectspace(remote, remote->szero)) {
unget_rec_buffer(2);
return (0);
}
} else {
set_pending_space(remote->szero);
}
}
return (1);
}
