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Merge branch 'obsd-master'

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This commit is contained in:
Thomas Adam 2024-11-11 10:01:08 +00:00
commit 846f813565
5 changed files with 28 additions and 2 deletions
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14
input.c
View File

@ -93,7 +93,6 @@ struct input_ctx {
size_t param_len;
#define INPUT_BUF_START 32
#define INPUT_BUF_LIMIT 1048576
u_char *input_buf;
size_t input_len;
size_t input_space;
@ -729,6 +728,9 @@ static const struct input_transition input_state_consume_st_table[] = {
{ -1, -1, NULL, NULL }
};
/* Maximum of bytes allowed to read in a single input. */
static size_t input_buffer_size = INPUT_BUF_DEFAULT_SIZE;
/* Input table compare. */
static int
input_table_compare(const void *key, const void *value)
@ -1193,7 +1195,7 @@ input_input(struct input_ctx *ictx)
available = ictx->input_space;
while (ictx->input_len + 1 >= available) {
available *= 2;
if (available > INPUT_BUF_LIMIT) {
if (available > input_buffer_size) {
ictx->flags |= INPUT_DISCARD;
return (0);
}
@ -3054,3 +3056,11 @@ input_reply_clipboard(struct bufferevent *bev, const char *buf, size_t len,
bufferevent_write(bev, end, strlen(end));
free(out);
}
/* Set input buffer size. */
void
input_set_buffer_size(size_t buffer_size)
{
log_debug("%s: %lu -> %lu", __func__, input_buffer_size, buffer_size);
input_buffer_size = buffer_size;
}

9
options-table.c
View File

@ -347,6 +347,15 @@ const struct options_table_entry options_table[] = {
"Empty does not write a history file."
},
{ .name = "input-buffer-size",
.type = OPTIONS_TABLE_NUMBER,
.scope = OPTIONS_TABLE_SERVER,
.minimum = INPUT_BUF_DEFAULT_SIZE,
.maximum = UINT_MAX,
.default_num = INPUT_BUF_DEFAULT_SIZE,
.text = "Number of byte accpted in a single input before dropping."
},
{ .name = "menu-style",
.type = OPTIONS_TABLE_STRING,
.scope = OPTIONS_TABLE_WINDOW,

2
options.c
View File

@ -1177,6 +1177,8 @@ options_push_changes(const char *name)
RB_FOREACH(w, windows, &windows)
layout_fix_panes(w, NULL);
}
if (strcmp(name, "input-buffer-size") == 0)
input_set_buffer_size(options_get_number(global_options, name));
RB_FOREACH(s, sessions, &sessions)
status_update_cache(s);

3
tmux.1
View File

@ -4141,6 +4141,9 @@ option.
If not empty, a file to which
.Nm
will write command prompt history on exit and load it from on start.
.It Ic input-buffer-size Ar bytes
Maximum of bytes allowed to read in escape and control sequences.
Once reached, the sequence will be discarded.
.It Ic message-limit Ar number
Set the number of error or information messages to save in the message log for
each client.

2
tmux.h
View File

@ -2884,6 +2884,7 @@ void recalculate_sizes(void);
void recalculate_sizes_now(int);
/* input.c */
#define INPUT_BUF_DEFAULT_SIZE 1048576
struct input_ctx *input_init(struct window_pane *, struct bufferevent *,
struct colour_palette *);
void input_free(struct input_ctx *);
@ -2895,6 +2896,7 @@ void input_parse_screen(struct input_ctx *, struct screen *,
screen_write_init_ctx_cb, void *, u_char *, size_t);
void input_reply_clipboard(struct bufferevent *, const char *, size_t,
const char *);
void input_set_buffer_size(size_t);
/* input-key.c */
void input_key_build(void);