static void read_cb(Stream *stream, RBuffer *buf, void *data, bool at_eof)
{
if (at_eof) {
input_eof = true;
}
assert(rbuffer_space(input_buffer) >= rbuffer_size(buf));
RBUFFER_UNTIL_EMPTY(buf, ptr, len) {
(void)rbuffer_write(input_buffer, ptr, len);
rbuffer_consumed(buf, len);
}
size_t input_enqueue(String keys)
{
char *ptr = keys.data;
char *end = ptr + keys.size;
while (rbuffer_space(input_buffer) >= 6 && ptr < end) {
uint8_t buf[6] = { 0 };
unsigned int new_size
= trans_special((const uint8_t **)&ptr, (size_t)(end - ptr), buf, true,
true);
if (new_size) {
new_size = handle_mouse_event(&ptr, buf, new_size);
rbuffer_write(input_buffer, (char *)buf, new_size);
continue;
}
if (*ptr == '<') {
char *old_ptr = ptr;
// Invalid or incomplete key sequence, skip until the next '>' or *end.
do {
ptr++;
} while (ptr < end && *ptr != '>');
if (*ptr != '>') {
// Incomplete key sequence, return without consuming.
ptr = old_ptr;
break;
}
ptr++;
continue;
}
// copy the character, escaping CSI and K_SPECIAL
if ((uint8_t)*ptr == CSI) {
rbuffer_write(input_buffer, (char *)&(uint8_t){K_SPECIAL}, 1);
rbuffer_write(input_buffer, (char *)&(uint8_t){KS_EXTRA}, 1);
rbuffer_write(input_buffer, (char *)&(uint8_t){KE_CSI}, 1);
} else if ((uint8_t)*ptr == K_SPECIAL) {
rbuffer_write(input_buffer, (char *)&(uint8_t){K_SPECIAL}, 1);
rbuffer_write(input_buffer, (char *)&(uint8_t){KS_SPECIAL}, 1);
rbuffer_write(input_buffer, (char *)&(uint8_t){KE_FILLER}, 1);
} else {
rbuffer_write(input_buffer, ptr, 1);
}
ptr++;
}
size_t rv = (size_t)(ptr - keys.data);
process_interrupts();
return rv;
}
