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mruby-pack (mrb_pack_pack): avoid integer overflow

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`int` (32bit integer) may be too small on 64bit platforms.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2024-02-05 21:28:11 +09:00
parent f04a729dc9
commit 0fe95d6c81
1 changed files with 4 additions and 6 deletions
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mrbgems/mruby-pack/src/pack.c
+4 -6
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@@ -1495,19 +1495,17 @@ static mrb_value
mrb_pack_pack(mrb_state *mrb, mrb_value ary)
{
mrb_value o, result;
mrb_int aidx;
struct tmpl tmpl;
int count;
enum pack_type type;
int count, size;
unsigned int flags;
enum pack_dir dir;
enum pack_type type;
int ridx, size;
prepare_tmpl(mrb, &tmpl);
result = mrb_str_new(mrb, NULL, 128); /* allocate initial buffer */
aidx = 0;
ridx = 0;
mrb_int aidx = 0;
mrb_int ridx = 0;
while (has_tmpl(&tmpl)) {
dir = read_tmpl(mrb, &tmpl, &type, &size, &count, &flags);