void
ldelete(listitem_t ** li, listitem_t * li_el)
{
//listitem_t *li2;
debug(DBG_GLOBAL, 10, "deleting item %p from list %p/%p", li_el, li, li ? *li : NULL);
if(li == NULL) {
return;
}
if(*li == NULL) {
return;
}
listitem_checksig(*li);
if(li_el == *li) {
debug(DBG_GLOBAL, 10, "lpop");
lpop(li);
} else {
// we have at least two elements - else we'd do lpop
if(li_el == (*li)->prev) {
debug(DBG_GLOBAL, 10, "rpop");
rpop(li);
} else {
li_el->prev->next = li_el->next;
li_el->next->prev = li_el->prev;
li_el->listitem_sig = 0;
free(li_el);
}
}
}
/**
* the socket in index idx got closed
*/
int
ev_closed(int idx, void *u_ptr)
{
dbuf_t *d;
#ifdef WITH_SSL
if(cdata[idx].is_ssl) {
SSL_shutdown(cdata[idx].ssl);
SSL_free(cdata[idx].ssl);
cdata[idx].ssl = NULL;
}
#endif
while((d = rpop(&cdata[idx].xmit_list))) {
dunlock(d);
}
if(cdata[idx].handlers.ev_closed) {
cdata[idx].handlers.ev_closed(idx, u_ptr);
}
dunlock(cdata[idx].appdata);
if(cdata[idx].inbound) {
nclients--;
/*
if(nclients == 0) {
debug(DBG_GLOBAL, 1, "Last client went away, close the outbound connection");
close(ufds[delayed_idx].fd);
ufds[delayed_idx].fd = -1;
}
*/
}
return 1;
}
uforth_stat exec(CELL wd_idx, char toplevelprim,uint8_t last_exec_rdix) {
while(1) {
if (wd_idx == 0) {
uforth_abort_request(ABORT_ILLEGAL);
uforth_abort(); /* bad instruction */
return E_NOT_A_WORD;
}
cmd = uforth_dict[wd_idx++];
switch (cmd) {
case 0:
uforth_abort_request(ABORT_ILLEGAL);
uforth_abort(); /* bad instruction */
return E_NOT_A_WORD;
case ABORT:
uforth_abort_request(ABORT_WORD);
break;
case IMMEDIATE:
make_immediate();
break;
case IRAM_FETCH:
r1 = dpop();
dpush(((DCELL*)uforth_iram)[r1]);
break;
case URAM_BASE_ADDR:
dpush((RAM_START_IDX + (sizeof(struct uforth_iram))) + curtask_idx);
break;
case SKIP_IF_ZERO:
r1 = dpop(); r2 = dpop();
if (r2 == 0) wd_idx += r1;
break;
case DROP:
dpop();
break;
case JMP:
wd_idx = dpop();
break;
case JMP_IF_ZERO:
r1 = dpop(); r2 = dpop();
if (r2 == 0) wd_idx = r1;
break;
case HERE:
dpush(dict_here());
break;
case INCR_HERE:
dict_incr_here(1);
break;
case LIT:
dpush(uforth_dict[wd_idx++]);
break;
case DLIT:
dpush((((uint32_t)uforth_dict[wd_idx])<<16) |
(uint16_t)uforth_dict[wd_idx+1]);
wd_idx+=2;
break;
case LESS_THAN:
r1 = dpop(); r2 = dpop();
dpush(r2 < r1);
break;
case ABS:
r1 = dpop();
dpush(abs32(r1));
break;
case ADD:
r1 = dpop(); r2 = dtop();
dtop() = r1+r2;
break;
case SUB:
r1 = dpop(); r2 = dtop();
dtop() = r2-r1;
break;
case AND:
r1 = dpop(); r2 = dtop();
dtop() = r1&r2;
break;
case LSHIFT:
r1 = dpop(); r2 = dtop();
dtop() = r2<<r1;
break;
case RSHIFT:
r1 = dpop(); r2 = dtop();
dtop() = r2>>r1;
break;
case OR:
r1 = dpop(); r2 = dtop();
dtop() = r1|r2;
break;
case XOR:
r1 = dpop(); r2 = dtop();
dtop() = r1^r2;
break;
case INVERT:
dtop() = ~dtop();
break;
case MULT:
r1 = dpop(); r2 = dtop();
dtop() = r1*r2;
break;
case DIV :
r1 = dpop(); r2 = dtop();
dtop() = r2/r1;
break;
case SWAP:
r1 = dpop(); r2 = dpop();
dpush(r1); dpush(r2);
break;
case RPICK:
r1 = dpop();
r2 = rpick(r1);
dpush(r2);
break;
case PICK:
r1 = dpop();
r2 = dpick(r1);
dpush(r2);
break;
case EQ_ZERO:
dtop() = (dtop() == 0);
break;
case RPUSH:
rpush(dpop());
break;
case RPOP:
dpush(rpop());
break;
case FETCH:
r1 = dpop();
if (r1 >= RAM_START_IDX) {
dpush(uforth_ram[r1-RAM_START_IDX]);
} else {
dpush(uforth_dict[r1]);
}
break;
case STORE:
r1 = dpop();
r2 = dpop();
if (r1 >= RAM_START_IDX) {
uforth_ram[r1-RAM_START_IDX] = r2;
} else {
dict_write(r1,r2);
}
break;
case EXEC:
r1 = dpop();
rpush(wd_idx);
wd_idx = r1;
break;
case EXIT:
if (uforth_uram->ridx > last_exec_rdix) return OK;
wd_idx = rpop();
break;
case CNEXT:
b = next_char();
dpush(b);
break;
case STR_STORE:
r1 = dpop();
r2 = uforth_ram[(r1-RAM_START_IDX)];
str1 =(char*)&uforth_ram[(r1-RAM_START_IDX)+1];
str1+=r2;
b = dpop();
*str1 = b;
uforth_ram[(r1-RAM_START_IDX)]++;
break;
case NEXT:
str2 = PAD_STR;
str1 = uforth_next_word();
memcpy(str2,str1, uforth_iram->currwordlen);
PAD_STRLEN = uforth_iram->currwordlen; /* length */
dpush(PAD_ADDR+RAM_START_IDX);
break;
case COMMA_STRING:
if (uforth_iram->compiling > 0) {
dict_append(LIT);
dict_append(dict_here()+4); /* address of counted string */
dict_append(LIT);
rpush(dict_here()); /* address holding adress */
dict_incr_here(1); /* place holder for jump address */
dict_append(JMP);
}
rpush(dict_here());
dict_incr_here(1); /* place holder for count*/
r1 = 0;
b = next_char(); /* eat space */
while (b != 0 && b!= '"') {
r2 = 0;
b = next_char();
if (b == 0 || b == '"') break;
r2 |= BYTEPACK_FIRST(b);
++r1;
b = next_char();
if (b != 0 && b != '"') {
++r1;
r2 |= BYTEPACK_SECOND(b);
}
dict_append(r2);
}
dict_write(rpop(),r1);
if (uforth_iram->compiling > 0) {
dict_write(rpop(),dict_here()); /* jump over string */
}
break;
case CALLC:
r1 = c_handle();
if (r1 != OK) return (uforth_stat)r1;
break;
case VAR_ALLOT:
dpush(VAR_ALLOT_1());
break;
case DEF:
uforth_iram->compiling = 1;
case _CREATE:
dict_start_def();
uforth_next_word();
make_word(uforth_iram->currword,uforth_iram->currwordlen);
if (cmd == _CREATE) {
dict_end_def();
} else {
defining_word = dict_here();
}
break;
case COMMA:
dict_append(dpop());
break;
case DCOMMA:
r1 = dpop();
dict_append((uint32_t)r1>>16);
dict_append(r1);
break;
case PARSE_NUM:
r1 = dpop();
str1=uforth_count_str((CELL)r1,(CELL*)&r1);
str1[r1] = '\0';
dpush(parse_num(str1,uforth_uram->base));
break;
case PARSE_FNUM:
r1 = dpop();
str1=uforth_count_str((CELL)r1,(CELL*)&r1);
str1[r1] = '.';
str1[r1+1] = '\0';
dpush(parse_num(str1,uforth_uram->base));
break;
case FIND:
case FIND_ADDR:
r1 = dpop();
str1=uforth_count_str((CELL)r1,(CELL*)&r1);
r1 = find_word(str1, r1, &r2, 0, &b);
if (r1 > 0) {
if (b) r1 = uforth_dict[r1];
}
if (cmd == FIND) {
dpush(r1);
} else {
dpush(r2);
}
break;
case POSTPONE:
str1 = uforth_next_word();
r1 = find_word(str1, uforth_iram->currwordlen, 0, 0, &b);
if (r1 == 0) {
uforth_abort_request(ABORT_NAW);
uforth_abort();
return E_NOT_A_WORD;
}
if (b) {
dict_append(uforth_dict[r1]);
} else {
dict_append(r1);
}
break;
case MOVE:
r1 = dpop(); /* count */
rpush(r1);
r1 = dpop(); /* dest */
r2 = dpop(); /* source */
if (r1 < RAM_START_IDX) {
(void)rpop();
uforth_abort_request(ABORT_ILLEGAL);
uforth_abort(); /* can't cmove into dictionary */
return E_ABORT;
}
str1 =(char*)&uforth_ram[(r1-RAM_START_IDX)];
if (r2 > RAM_START_IDX) {
str2 =(char*)&uforth_ram[(r2-RAM_START_IDX)];
} else {
str2 = (char*)&uforth_dict[r2];
}
memcpy(str1, str2, rpop());
break;
case MAKE_TASK:
r1 = dpop();
r2 = dpop();
r3 = dpop();
r4 = dpop();
uforth_make_task(r1-RAM_START_IDX, r2, r3, r4);
dpush(r1-RAM_START_IDX);
break;
case SELECT_TASK:
uforth_select_task(dpop());
break;
default:
/* Execute user word by calling until we reach primitives */
rpush(wd_idx);
wd_idx = uforth_dict[wd_idx-1]; /* wd_idx-1 is current word */
break;
}
if (uforth_aborting()) {
uforth_abort();
return E_ABORT;
}
if (toplevelprim) return OK;
} /* while(1) */
}
void
do_exit(void)
{
ip = rpop();
}