library: move check for valid UTF-8 after de-escaping

CODE128: fix bad index 0 -> i in `c128_glyph_count()`
2025-12-17 18:07:02 +00:00 · 2024-10-30 16:37:42 +00:00
parent 7e6da28761
commit 71b2dc50b7
5 changed files with 51 additions and 49 deletions
--- a/backend/code128.c
+++ b/backend/code128.c
@@ -346,7 +346,7 @@ static int c128_glyph_count(const unsigned char source[], const int length, cons
    for (i = 0; i < length; i++) {
        if (set[i] != current_set) {
            /* Latch different code set */
-            switch (set[0]) {
+            switch (set[i]) {
                case 'A':
                case 'b': /* Manual switching can cause immediate shift */
                    if (current_set != 'A') {