void esp_sj_uart_dispatcher(void *arg) {
int uart_no = (int) arg;
struct esp_sj_uart_state *us = &sj_us[uart_no];
cs_rbuf_t *txb = esp_uart_tx_buf(uart_no);
us->dispatch_pending = 0;
esp_uart_dispatch_rx_top(uart_no);
uint16_t tx_used_before = txb->used;
/* ignore unused because of CS_DISABLE_JS below */
(void) tx_used_before;
esp_uart_dispatch_tx_top(uart_no);
#ifndef CS_DISABLE_JS
cs_rbuf_t *rxb = esp_uart_rx_buf(uart_no);
if (us->v7 != NULL) {
/* Detect the edge of TX buffer becoming empty. */
if (tx_used_before > 0 && txb->used == 0) {
v7_val_t txcb = v7_get(us->v7, us->obj, "_txcb", 5);
if (v7_is_callable(us->v7, txcb)) {
sj_invoke_cb(us->v7, txcb, us->obj, V7_UNDEFINED);
}
}
if (rxb->used > 0) {
/* Check for JS recv handler. */
v7_val_t rxcb = esp_sj_uart_get_recv_handler(uart_no);
if (v7_is_callable(us->v7, rxcb)) {
if (!us->recv_pending) {
us->recv_pending = 1;
sj_invoke_cb(us->v7, rxcb, us->obj, V7_UNDEFINED);
/* Note: Callback has not run yet, it has been scheduled. */
}
} else if (us->prompt) {
uint8_t *cp;
while (rxb != NULL && cs_rbuf_get(rxb, 1, &cp) == 1) {
char c = (char) *cp;
cs_rbuf_consume(rxb, 1);
sj_prompt_process_char(c);
/* UART could've been re-initialized by the command from prompt. */
rxb = esp_uart_rx_buf(uart_no);
}
}
}
}
#endif
esp_uart_dispatch_bottom(uart_no);
}
void sj_invoke_cb0_this(struct v7 *v7, v7_val_t cb, v7_val_t this_obj) {
v7_val_t args;
v7_own(v7, &cb);
args = v7_mk_array(v7);
v7_own(v7, &args);
sj_invoke_cb(v7, cb, this_obj, args);
v7_disown(v7, &args);
v7_disown(v7, &cb);
}
void sj_invoke_cb2(struct v7 *v7, v7_val_t cb, v7_val_t arg1, v7_val_t arg2) {
v7_val_t args;
v7_own(v7, &cb);
v7_own(v7, &arg1);
v7_own(v7, &arg2);
args = v7_create_array(v7);
v7_own(v7, &args);
v7_array_push(v7, args, arg1);
v7_array_push(v7, args, arg2);
sj_invoke_cb(v7, cb, v7_get_global(v7), args);
v7_disown(v7, &args);
v7_disown(v7, &arg2);
v7_disown(v7, &arg1);
v7_disown(v7, &cb);
}
void sj_invoke_cb2_this(struct v7 *v7, v7_val_t cb, v7_val_t this_obj,
v7_val_t arg1, v7_val_t arg2) {
v7_val_t args;
v7_own(v7, &cb);
v7_own(v7, &arg1);
v7_own(v7, &arg2);
args = v7_mk_array(v7);
v7_own(v7, &args);
v7_array_push(v7, args, arg1);
v7_array_push(v7, args, arg2);
sj_invoke_cb(v7, cb, this_obj, args);
v7_disown(v7, &args);
v7_disown(v7, &arg2);
v7_disown(v7, &arg1);
v7_disown(v7, &cb);
}
