void emitter_tick(void) {
flist_node* fn = flist_tick(emitter.fl);
while (fn != NULL) {
emitter.frame_counts[fn->type] += 1;
switch (fn->type) {
case VIS_FTYPE_EMIT:
emit_frame(fn->data.frame);
break;
case VIS_FTYPE_EXIT:
command_str(emitter.commands, "exit");
break;
case VIS_FTYPE_PLAY:
audio_play();
break;
case VIS_FTYPE_CMD:
command_str(emitter.commands, fn->data.cmd);
break;
case VIS_FTYPE_BGCOLOR:
drawer_bgcolor(emitter.drawer, fn->data.color[0],
fn->data.color[1], fn->data.color[2]);
break;
case VIS_FTYPE_MUTATE:
plist_foreach(emitter.particles, do_mutate_fn,
fn->data.method);
break;
case VIS_FTYPE_SCRIPTCB:
script_run_cb(fn->data.scriptcb->owner, fn->data.scriptcb,
NULL);
break;
case VIS_FTYPE_FRAMESEEK:
flist_goto_frame(emitter.fl, fn->data.frameseek);
break;
case VIS_MAX_FTYPE:
break;
}
/* do not process next node if this is a frame seek */
fn = fn->type != VIS_FTYPE_FRAMESEEK ? flist_node_next(fn) : NULL;
}
}
int main(int argc, char **argv){
if(argc==2 || argc==4 || argc > 5){
printf("%s -c (command) or -f file(write file) -m mcastAddr (Write mode)\n",argv[0]);
printf("%s -m mcastAddr (Receive mode)\n",argv[0]);
return 0;
}
if(argc==1){
printf("%s -m mcastAddr (Receive mode)\n",argv[0]);
printf("%s -c (command) or -f file(write file) -m mcastAddr (Write mode)\n",argv[0]);
return 0;
}
struct sockaddr_in src, temp;
struct in_addr mcastaddr;
int so,sc,i;
unsigned int ttl,mlen;
//const char *str1="fdakfdaj";
char message[1025];
FILE *fp;
struct ip_mreq imr;
//struct hostent *mcastad=gethostbyname("235.235.232.213");
struct hostent *mcastad=gethostbyname(argv[argc-1]);
memcpy((char *) &mcastaddr.s_addr, mcastad->h_addr_list[0],mcastad->h_length);
//mcastaddr.sin_family=AF_INET;
//mcastaddr.sin_port=htons(3020);
so=socket(AF_INET, SOCK_DGRAM,0);
//char *co=strstr(argv[1],"-c");
//printf(co);
temp.sin_family=AF_INET;
temp.sin_addr.s_addr=htonl(INADDR_ANY);
temp.sin_port=htons(3030);
char str[BUF_SIZ];
char *str2s;
bind(so, (struct sockaddr *) &temp, sizeof(temp));
setsockopt(so,IPPROTO_IP,IP_MULTICAST_TTL, &ttl,sizeof(ttl));
if(argc>4){
if(!strcmp(argv[3],"-c")){
for(i=4;i<argc && strcmp(argv[i],"-m");i++) {str2s=strcat(str2s,argv[i]);
str2s=strcat(str2s," ");}
sc= sendto(so,str2s,strlen(str2s)+1, 0, (struct sockaddr *) &mcastaddr, sizeof(mcastaddr));
}
else if(!strcmp(argv[3],"-f")){
fp = fopen(argv[4],"r");
while(fgets(str2s,1024,fp))
sendto(so,str2s,strlen(str2s)+1, 0, (struct sockaddr *) &mcastaddr, sizeof(mcastaddr));
fclose(fp);
}
}
else {
imr.imr_multiaddr.s_addr=mcastaddr.s_addr;
imr.imr_interface.s_addr= htonl(INADDR_ANY);
setsockopt(so, IPPROTO_IP, IP_ADD_MEMBERSHIP, &imr, sizeof(struct ip_mreq));
FILE *fn;
while(1){
mlen=sizeof(src);
recvfrom(so, message, 1024, 0, (struct sockaddr *) &src , &mlen);
if(strstr(message,"-c"))
system(command_str(message));
else if(strstr(message,"-f"))
fn= fopen(command_str(message),"a");
else if (fn) fputs(message,fn);
//if(getchar()==EOF)
//return setsockopt(so,IPPRTO_IP, IP_DROP_MEMBERSHIP, &imr, sizeof(struct ip_mreq));
}
fclose(fn);
setsockopt(so,IPPROTO_IP, IP_DROP_MEMBERSHIP, &imr, sizeof(struct ip_mreq));
}
return 0;
}
