+++ /dev/null
-/*
- * Misc support functions
- */
-
-#include "duk_internal.h"
-
-DUK_INTERNAL duk_ucodepoint_t duk_hstring_char_code_at_raw(duk_hthread *thr, duk_hstring *h, duk_uint_t pos) {
- duk_uint32_t boff;
- const duk_uint8_t *p, *p_start, *p_end;
- duk_ucodepoint_t cp;
-
- /* Caller must check character offset to be inside the string. */
- DUK_ASSERT(thr != NULL);
- DUK_ASSERT(h != NULL);
- DUK_ASSERT_DISABLE(pos >= 0); /* unsigned */
- DUK_ASSERT(pos < (duk_uint_t) DUK_HSTRING_GET_CHARLEN(h));
-
- boff = duk_heap_strcache_offset_char2byte(thr, h, (duk_uint32_t) pos);
- DUK_DDD(DUK_DDDPRINT("charCodeAt: pos=%ld -> boff=%ld, str=%!O",
- (long) pos, (long) boff, (duk_heaphdr *) h));
- DUK_ASSERT_DISABLE(boff >= 0);
- DUK_ASSERT(boff < DUK_HSTRING_GET_BYTELEN(h));
-
- p_start = DUK_HSTRING_GET_DATA(h);
- p_end = p_start + DUK_HSTRING_GET_BYTELEN(h);
- p = p_start + boff;
- DUK_DDD(DUK_DDDPRINT("p_start=%p, p_end=%p, p=%p",
- (const void *) p_start, (const void *) p_end,
- (const void *) p));
-
- /* This may throw an error though not for valid E5 strings. */
- cp = duk_unicode_decode_xutf8_checked(thr, &p, p_start, p_end);
- return cp;
-}
-
-#if !defined(DUK_USE_HSTRING_CLEN)
-DUK_INTERNAL duk_size_t duk_hstring_get_charlen(duk_hstring *h) {
- if (DUK_HSTRING_HAS_ASCII(h)) {
- /* Most practical strings will go here. */
- return DUK_HSTRING_GET_BYTELEN(h);
- } else {
- return duk_unicode_unvalidated_utf8_length(DUK_HSTRING_GET_DATA(h), DUK_HSTRING_GET_BYTELEN(h));
- }
-}
-#endif /* !DUK_USE_HSTRING_CLEN */