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Limit amount of pending data we will store

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Kovid Goyal
2023-10-30 13:27:37 +05:30
parent 969bd05fc5
commit a4ca143fc5
2 changed files with 4 additions and 2 deletions
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2
kitty/data-types.h
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@@ -344,7 +344,7 @@ typedef struct {int x;} *SPRITE_MAP_HANDLE;
#define FONTS_DATA_HEAD SPRITE_MAP_HANDLE sprite_map; double logical_dpi_x, logical_dpi_y, font_sz_in_pts; unsigned int cell_width, cell_height;
typedef struct {FONTS_DATA_HEAD} *FONTS_DATA_HANDLE;
#define READ_BUF_SZ (1024*1024)
#define READ_BUF_SZ (1024u*1024u)
#define clear_sprite_position(cell) (cell).sprite_x = 0; (cell).sprite_y = 0; (cell).sprite_z = 0;

4
kitty/vt-parser.c
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@@ -17,6 +17,7 @@
#define EXTENDED_OSC_SENTINEL ESC
#define PARSER_BUF_SZ (8u * 1024u)
#define PENDING_BUF_INCREMENT (16u * 1024u)
#define PENDING_BUF_LIMIT (32u * READ_BUF_SZ)
// Macros {{{
@@ -155,6 +156,7 @@ typedef struct PS {
monotonic_t activated_at, wait_time;
unsigned stop_escape_code_type;
size_t capacity, used;
struct { size_t start, length; } current;
uint8_t *buf;
} pending_mode;
@@ -1546,7 +1548,7 @@ do_parse_vt(PS *self) {
switch(state) {
case START:
if (self->pending_mode.activated_at) {
if (self->pending_mode.activated_at + self->pending_mode.wait_time < self->now) {
if (self->pending_mode.activated_at + self->pending_mode.wait_time < self->now || self->pending_mode.capacity >= PENDING_BUF_LIMIT) {
dump_partial_escape_code_to_pending(self);
self->pending_mode.activated_at = 0;
state = START;