mpv/lirc_mp.c

162 lines
3.9 KiB
C

/*
lirc support for MPLayer (see www.lirc.org)
v0.1
written 15/2/2001 by Andreas Ackermann (acki@acki-netz.de)
file comes without warranty and all
*/
// hack, will be remove later when ./configure fixed...
#include "config.h"
#if defined(HAVE_LIRC) && ! defined (HAVE_NEW_INPUT)
#include "mp_msg.h"
#include "help_mp.h"
// start of LIRC support
#include <lirc/lirc_client.h>
#include <errno.h>
#include <stdio.h>
#include <sys/ioctl.h>
#include <string.h>
#include <fcntl.h>
#include "linux/keycodes.h"
// global stuff ----------------------------------------------------
static struct lirc_config *lirc_config;
static int lirc_is_setup = 0;
char *lirc_configfile = NULL;
// setup routine ---------------------------------------------------
void lirc_mp_setup(void){
int lirc_flags;
int lirc_sock;
mp_msg(MSGT_LIRC,MSGL_INFO,MSGTR_SettingUpLIRC);
if((lirc_sock=lirc_init("mplayer_lirc",1))==-1){
mp_msg(MSGT_LIRC,MSGL_ERR,MSGTR_LIRCopenfailed MSGTR_LIRCdisabled);
return;
}
fcntl(lirc_sock,F_SETOWN,getpid());
lirc_flags=fcntl(lirc_sock,F_GETFL,0);
if(lirc_flags!=-1)
{
fcntl(lirc_sock,F_SETFL,lirc_flags|O_NONBLOCK);
}else{
lirc_deinit();
mp_msg(MSGT_LIRC,MSGL_ERR,MSGTR_LIRCsocketerr MSGTR_LIRCdisabled,strerror(errno));
return;
}
if(lirc_readconfig( lirc_configfile,&lirc_config,NULL )!=0 ){
mp_msg(MSGT_LIRC,MSGL_ERR,MSGTR_LIRCcfgerr MSGTR_LIRCdisabled,
lirc_configfile == NULL ? "~/.lircrc" : lirc_configfile);
lirc_deinit();
return;
}
mp_msg(MSGT_LIRC,MSGL_V,"LIRC init was successful.\n");
lirc_is_setup = 1;
}
// cleanup routine -------------------------------------------
void lirc_mp_cleanup(void){
if(lirc_is_setup != 0){
mp_msg(MSGT_LIRC,MSGL_V,"Cleaning up lirc stuff.\n");
lirc_mp_getinput(NULL);
lirc_freeconfig(lirc_config);
lirc_deinit();
lirc_is_setup = 0;
}
}
// get some events -------------------------------------------
struct lirc_cmd {
unsigned char *lc_lirccmd;
int mplayer_cmd;
};
int lirc_mp_getinput(){
static struct lirc_cmd lirc_cmd[] = {
{"QUIT", KEY_ESC},
{"FWD" , KEY_RIGHT},
{"FFWD" , KEY_UP},
{"RWND" , KEY_LEFT},
{"FRWND" , KEY_DOWN},
{"PAUSE", 'p'},
{"INCVOL", '*'},
{"DECVOL", '/'},
{"MASTER", 'm'},
{"ASYNC-", '-'},
{"ASYNC+", '+'},
{"OSD", 'o'}
};
char *code;
char *c;
int ret;
int i;
int retval = 0;
if( lirc_is_setup == 0)return 0;
if(lirc_config == NULL ){
// do some cleanupstuff like freeing memory or the like
// (if we ever should do it the right way and loop over all
// all strings delivered by lirc_code2char() )
}else{
if(lirc_nextcode(&code)==0){
if(code!=NULL){
// this should be a while loop
// but we would have to introduce state since we need to keep
// code
if((ret=lirc_code2char(lirc_config,code,&c))==0 && c!=NULL){
fprintf(stderr, "LIRC: Got string \"%s\"",c);
for(i=0; i< (sizeof(lirc_cmd)/sizeof(struct lirc_cmd)); i++){
if(!(strcmp(lirc_cmd[i].lc_lirccmd, c))){
retval = lirc_cmd[i].mplayer_cmd;
break;
}
}
}
// the lirc support is "broken by design": (see mailing list discussion)
// we only accept one command at each call of this subroutine, but the
// "lirc_code2char()" function should be called in a loop
// until it reports "empty"... (see lirc documentation)
// so we need to flush the lirc command queue after we processed one
// command. of course we report if we really lose a message.
while((ret=lirc_code2char(lirc_config,code,&c))==0 && c!=NULL){
fprintf(stderr, "LIRC: lost command \"%s\"",c);
}
free(code);
if(ret==-1){
mp_msg(MSGT_LIRC,MSGL_V,"LIRC: lirc_code2char() returned an error!\n");
}
}
}
}
return retval;
}
// end lirc support
#endif // HAVE_LIRC