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term: Implement a bunch of escape sequences

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This commit is contained in:
mintsuki 2021-08-16 19:32:09 +02:00
parent 1cd381a3aa
commit a3f3f95bd7
2 changed files with 61 additions and 6 deletions
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5
stage23/lib/term.h
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@ -79,6 +79,11 @@ extern void (*term_context_restore)(uint64_t ptr);
#define TERM_CB_DEC 10
#define TERM_CB_BELL 20
#define TERM_CB_PRIVATE_ID 30
#define TERM_CB_STATUS_REPORT 40
#define TERM_CB_POS_REPORT 40
#define TERM_CB_KBD_LEDS 50
#define TERM_CB_MODE 60
#define TERM_CB_LINUX 70
#define TERM_CTX_SIZE ((uint64_t)(-1))
#define TERM_CTX_SAVE ((uint64_t)(-2))

62
stage23/lib/term.s2.c
View File

@ -389,8 +389,19 @@ static void dec_private_parse(uint8_t c) {
old_cur_stat = set; return;
}
if (term_callback != NULL)
if (term_callback != NULL) {
term_callback(TERM_CB_DEC, c, esc_values_i, (uintptr_t)esc_values);
}
}
static void linux_private_parse(void) {
if (esc_values_i == 0) {
return;
}
if (term_callback != NULL) {
term_callback(TERM_CB_LINUX, esc_values_i, (uintptr_t)esc_values, 0);
}
}
static void mode_toggle(uint8_t c) {
@ -413,6 +424,10 @@ static void mode_toggle(uint8_t c) {
case 4:
insert_mode = set; return;
}
if (term_callback != NULL) {
term_callback(TERM_CB_MODE, c, esc_values_i, (uintptr_t)esc_values);
}
}
static void control_sequence_parse(uint8_t c) {
@ -453,9 +468,10 @@ static void control_sequence_parse(uint8_t c) {
size_t esc_default;
switch (c) {
case 'J': esc_default = 0; break;
case 'K': esc_default = 0; break;
default: esc_default = 1; break;
case 'J': case 'K': case 'q':
esc_default = 0; break;
default:
esc_default = 1; break;
}
for (size_t i = esc_values_i; i < MAX_ESC_VALUES; i++) {
@ -494,6 +510,7 @@ static void control_sequence_parse(uint8_t c) {
case 'E':
x = 0;
// FALLTHRU
case 'e':
case 'B': {
if (y + esc_values[0] > term_rows - 1)
esc_values[0] = (term_rows - 1) - y;
@ -510,6 +527,7 @@ static void control_sequence_parse(uint8_t c) {
set_cursor_pos(x, dest_y);
break;
}
case 'a':
case 'C':
if (x + esc_values[0] > term_cols - 1)
esc_values[0] = (term_cols - 1) - x;
@ -520,6 +538,11 @@ static void control_sequence_parse(uint8_t c) {
esc_values[0] = x;
set_cursor_pos(x - esc_values[0], y);
break;
case 'c':
if (term_callback != NULL) {
term_callback(TERM_CB_PRIVATE_ID, 0, 0, 0);
}
break;
case 'd':
esc_values[0] -= 1;
if (esc_values[0] >= term_rows)
@ -543,6 +566,25 @@ static void control_sequence_parse(uint8_t c) {
esc_values[0] = term_rows - 1;
set_cursor_pos(esc_values[1], esc_values[0]);
break;
case 'n':
switch (esc_values[0]) {
case 5:
if (term_callback != NULL) {
term_callback(TERM_CB_STATUS_REPORT, 0, 0, 0);
}
break;
case 6:
if (term_callback != NULL) {
term_callback(TERM_CB_POS_REPORT, x + 1, y + 1, 0);
}
break;
}
break;
case 'q':
if (term_callback != NULL) {
term_callback(TERM_CB_KBD_LEDS, esc_values[0], 0, 0);
}
break;
case 'J':
switch (esc_values[0]) {
case 0: {
@ -593,6 +635,8 @@ static void control_sequence_parse(uint8_t c) {
for (size_t i = x + esc_values[0]; i < term_cols; i++)
term_move_character(i - esc_values[0], y, i, y);
set_cursor_pos(term_cols - esc_values[0], y);
// FALLTHRU
case 'X':
for (size_t i = 0; i < esc_values[0]; i++)
raw_putchar(' ');
set_cursor_pos(x, y);
@ -648,6 +692,9 @@ static void control_sequence_parse(uint8_t c) {
case 'h':
mode_toggle(c);
break;
case ']':
linux_private_parse();
break;
}
if (r)
@ -708,7 +755,9 @@ is_csi:
set_cursor_pos(x, y - 1);
break;
case 'Z':
term_callback(TERM_CB_PRIVATE_ID, 0, 0, 0);
if (term_callback != NULL) {
term_callback(TERM_CB_PRIVATE_ID, 0, 0, 0);
}
break;
case '(':
case ')':
@ -824,8 +873,9 @@ void term_putchar(uint8_t c) {
return;
case '\a':
// The bell is handled by the kernel
if (term_callback != NULL)
if (term_callback != NULL) {
term_callback(TERM_CB_BELL, 0, 0, 0);
}
return;
case 14:
// Move to G1 set