[hackers] [quark] Support encoding UTF-8 characters || FRIGN

[git]

commit 29d53f65b70dd8f4ed2ae54ac17877dce29c8cf9
Author:     FRIGN <d...@frign.de>
AuthorDate: Mon Sep 5 20:10:16 2016 +0200
Commit:     FRIGN <d...@frign.de>
CommitDate: Mon Sep 5 20:10:16 2016 +0200

    Support encoding UTF-8 characters
    
    There's no loss doing it so, as FF = 255 and the upper half of the
    unsigned char range is exactly where we feel at home with UTF-8.

diff --git a/quark.c b/quark.c
index 2c03271..1faad5d 100644
--- a/quark.c
+++ b/quark.c
@@ -172,7 +172,7 @@ decode(char src[PATH_MAX], char dest[PATH_MAX])
                if (*s == '+') {
                        dest[i] = ' ';
                } else if (*s == '%' && (sscanf(s + 1, "%2hhx", &n) == 1)) {
-                       dest[i] = (char)(n & 255);
+                       dest[i] = n;
                        s += 2;
                } else {
                        dest[i] = *s;
@@ -191,7 +191,7 @@ encode(char src[PATH_MAX], char dest[PATH_MAX])
 
        for (s = src, i = 0; *s; s++) {
                if (isalnum(*s) || *s == '~' || *s == '-' || *s == '.' ||
-                   *s == '_') {
+                   *s == '_' || *s > 127) {
                        i += snprintf(dest + i, PATH_MAX - i, "%%%02X", *s);
                } else {
                        dest[i] = *s;