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input_enqueue(): Fix length calculation. (#5981)

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Ref: https://github.com/neovim/neovim/issues/5885#issuecomment-273614373
This commit is contained in:
Justin M. Keyes
2017-01-20 13:49:38 +01:00
committed by GitHub
parent 4b2759b6da
commit 030349d852
1 changed files with 5 additions and 5 deletions
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10
src/nvim/os/input.c
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@@ -170,12 +170,13 @@ bool os_isatty(int fd)
size_t input_enqueue(String keys) size_t input_enqueue(String keys)
{ {
char *ptr = keys.data, *end = ptr + keys.size; char *ptr = keys.data;
char *end = ptr + keys.size;
while (rbuffer_space(input_buffer) >= 6 && ptr < end) { while (rbuffer_space(input_buffer) >= 6 && ptr < end) {
uint8_t buf[6] = { 0 }; uint8_t buf[6] = { 0 };
unsigned int new_size = trans_special((const uint8_t **)&ptr, keys.size, unsigned int new_size
buf, true); = trans_special((const uint8_t **)&ptr, (size_t)(end - ptr), buf, true);
if (new_size) { if (new_size) {
new_size = handle_mouse_event(&ptr, buf, new_size); new_size = handle_mouse_event(&ptr, buf, new_size);
@@ -185,8 +186,7 @@ size_t input_enqueue(String keys)
if (*ptr == '<') { if (*ptr == '<') {
char *old_ptr = ptr; char *old_ptr = ptr;
// Invalid or incomplete key sequence, skip until the next '>' or until // Invalid or incomplete key sequence, skip until the next '>' or *end.
// *end
do { do {
ptr++; ptr++;
} while (ptr < end && *ptr != '>'); } while (ptr < end && *ptr != '>');