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input: Escape utf8 sequences that contain CSI/K_SPECIAL

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Thiago de Arruda
2015-02-18 13:16:30 -03:00
parent 25ceadab37
commit e7c945ab59
3 changed files with 37 additions and 16 deletions
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40
src/nvim/os/input.c
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@@ -148,22 +148,34 @@ size_t input_enqueue(String keys)
uint8_t buf[6] = {0};
unsigned int new_size = trans_special((uint8_t **)&ptr, buf, true);
if (!new_size) {
if (*ptr == '<') {
// Invalid key sequence, skip until the next '>' or until *end
do {
ptr++;
} while (ptr < end && *ptr != '>');
ptr++;
continue;
}
// copy the character unmodified
*buf = (uint8_t)*ptr++;
new_size = 1;
if (new_size) {
new_size = handle_mouse_event(&ptr, buf, new_size);
rbuffer_write(input_buffer, (char *)buf, new_size);
continue;
}
new_size = handle_mouse_event(&ptr, buf, new_size);
rbuffer_write(input_buffer, (char *)buf, new_size);
if (*ptr == '<') {
// Invalid key sequence, skip until the next '>' or until *end
do {
ptr++;
} while (ptr < end && *ptr != '>');
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);