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More modifications to the LIRC interface

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This commit is contained in:
Klaus Schmidinger 2000-10-03 10:49:58 +02:00
parent 6c23dbf25f
commit 6fd3dbc3f1
2 changed files with 24 additions and 31 deletions
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48
remote.c
View File

@ -6,7 +6,7 @@
*
* Ported to LIRC by Carsten Koch <Carsten.Koch@icem.de> 2000-06-16.
*
* $Id: remote.c 1.14 2000/09/21 16:57:56 kls Exp $
* $Id: remote.c 1.15 2000/10/03 10:49:58 kls Exp $
*/
#include "remote.h"
@ -339,6 +339,7 @@ bool cRcIoRCU::DetectCode(unsigned char *Code, unsigned short *Address)
cRcIoLIRC::cRcIoLIRC(char *DeviceName)
{
repeat = 1;
struct sockaddr_un addr;
addr.sun_family = AF_UNIX;
strcpy(addr.sun_path, DeviceName);
@ -361,33 +362,28 @@ cRcIoLIRC::~cRcIoLIRC()
const char *cRcIoLIRC::ReceiveString(void)
{
char buf[LIRC_BUFFER_SIZE];
int repeat = 1;
const int startTime = time_ms();
int oldrepeat = 1;
// Wait up to REPEATLIMIT ms for a new command, skip repetition of last command while waiting.
do {
if (InputAvailable(false) && (read(f, buf, sizeof(buf)) > 21)) {
sscanf(buf, "%*x %x %7s", &repeat, keyName); // '7' in '%7s' is LIRC_KEY_BUF-1!
if (repeat == 0) {
firstTime = time_ms();
return keyName;
}
if (repeat != 0) {
Flush();
if (repeat != 0) {
oldrepeat = repeat;
Flush(REPEATLIMIT);
}
} while (time_ms() < startTime + REPEATLIMIT);
// No new command encountered while skipping old repetitions - wait for new command.
repeat = 1;
if (InputAvailable(true) && (read(f, buf, sizeof(buf)) > 21))
sscanf(buf, "%*x %x %7s", &repeat, keyName); // '7' in '%7s' is LIRC_KEY_BUF-1!
}
if (repeat == 0) {
firstTime = time_ms();
repeat = 1;
return keyName;
}
// Always ignore first repeat, as it often comes in too early.
return (repeat == 1) || (time_ms() < firstTime + REPEATDELAY) ? NULL : keyName;
if ((repeat > 1) && (repeat != oldrepeat) && (time_ms() > firstTime + REPEATDELAY)) {
repeat = 1;
return keyName;
}
return NULL;
}
void cRcIoLIRC::Flush(int WaitMs)
@ -395,14 +391,10 @@ void cRcIoLIRC::Flush(int WaitMs)
char buf[LIRC_BUFFER_SIZE];
int t0 = time_ms();
for (;;) {
while (InputAvailable(false)) {
read(f, buf, sizeof(buf));
t0 = time_ms();
}
if (time_ms() - t0 >= WaitMs)
break;
}
do {
if (InputAvailable(false) && (read(f, buf, sizeof(buf)) > 21))
sscanf(buf, "%*x %x %7s", &repeat, keyName); // '7' in '%7s' is LIRC_KEY_BUF-1!
} while ((repeat != 0) && (time_ms() < t0 + WaitMs));
}
bool cRcIoLIRC::InputAvailable(bool Wait)

5
remote.h
View File

@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: remote.h 1.9 2000/09/19 17:39:36 kls Exp $
* $Id: remote.h 1.10 2000/10/03 10:45:35 kls Exp $
*/
#ifndef __REMOTE_H
@ -29,7 +29,7 @@ public:
virtual void SetPoints(unsigned char Dp, bool On) {}
virtual bool String(char *s) { return true; }
virtual bool DetectCode(unsigned char *Code, unsigned short *Address) { return true; }
virtual void Flush(int WaitMs = 0) {}
virtual void Flush(int WaitMs = 0) = 0;
virtual bool InputAvailable(bool Wait = false) = 0;
virtual bool GetCommand(unsigned int *Command, unsigned short *Address = NULL) = 0;
};
@ -81,6 +81,7 @@ private:
enum { LIRC_KEY_BUF = 8, LIRC_BUFFER_SIZE = 128 };
cFile f;
char keyName[LIRC_KEY_BUF];
int repeat;
const char *ReceiveString(void);
public:
cRcIoLIRC(char *DeviceName);