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// keyboard:
static int keyb_fifo_put=-1;
static int keyb_fifo_get=-1;
static void make_pipe(int* pr,int* pw){
int temp[2];
if(pipe(temp)!=0) printf("Cannot make PIPE!\n");
*pr=temp[0];
*pw=temp[1];
}
static inline int my_write(int fd,unsigned char* mem,int len){
int total=0;
int len2;
while(len>0){
len2=write(fd,mem+total,len); if(len2<=0) break;
total+=len2;len-=len2;
// printf("%d bytes received, %d left\n",len2,len);
}
return total;
}
static inline int my_read(int fd,unsigned char* mem,int len){
int total=0;
int len2;
while(len>0){
len2=read(fd,mem+total,len); if(len2<=0) break;
total+=len2;len-=len2;
// printf("%d bytes received, %d left\n",len2,len);
}
return total;
}
void send_cmd(int fd,int cmd){
int fifo_cmd=cmd;
write(fd,&fifo_cmd,4);
// fflush(control_fifo);
}
void mplayer_put_key(int code){
fd_set rfds;
struct timeval tv;
/* Watch stdin (fd 0) to see when it has input. */
FD_ZERO(&rfds);
FD_SET(keyb_fifo_put, &rfds);
tv.tv_sec = 0;
tv.tv_usec = 0;
//retval = select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv);
if(select(keyb_fifo_put+1, NULL, &rfds, NULL, &tv)>0){
write(keyb_fifo_put,&code,4);
// printf("*** key event %d sent ***\n",code);
} else {
// printf("*** key event dropped (FIFO is full) ***\n");
}
}
int mplayer_get_key(){
fd_set rfds;
struct timeval tv;
int code=-1;
/* Watch stdin (fd 0) to see when it has input. */
FD_ZERO(&rfds);
FD_SET(keyb_fifo_get, &rfds);
tv.tv_sec = 0;
tv.tv_usec = 0;
//retval = select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv);
if(select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv)>0){
read(keyb_fifo_get,&code,4);
// printf("*** key event %d read ***\n",code);
}
return code;
}
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