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Use rb_len_t for String lengths in erb/escape #153

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Merged
byroot merged 1 commit into from
Oct 11, 2026
Merged

Use rb_len_t for String lengths in erb/escape #153

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11 changes: 8 additions & 3 deletions ext/erb/escape/escape.c
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Original file line number Diff line number Diff line change
@@ -1,6 +1,11 @@
#include "ruby.h"
#include "ruby/encoding.h"

#ifndef HAVE_RB_LEN_T
typedef long rb_len_t;
# define RB_LEN_MAX LONG_MAX
#endif

static VALUE rb_cCGI;
static ID id_escapeHTML;

Expand All @@ -14,11 +19,11 @@ static const bool html_escape_table[UCHAR_MAX+1] = {
['>'] = true,
};

static inline long
static inline rb_len_t
escaped_length(VALUE str)
{
const long len = RSTRING_LEN(str);
if (len >= LONG_MAX / HTML_ESCAPE_MAX_LEN) {
const rb_len_t len = RSTRING_LEN(str);
if (len >= RB_LEN_MAX / HTML_ESCAPE_MAX_LEN) {
ruby_malloc_size_overflow(len, HTML_ESCAPE_MAX_LEN);
}
return len * HTML_ESCAPE_MAX_LEN;
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