+size_t path_encode(char *s, size_t len)
+{
+ char t[(len * 3)+1];
+ size_t i, j;
+
+ t[0] = '\0';
+ for (i = 0, j = 0; s[i] != '\0'; i++) {
+ if (s[i] == '/') {
+ memcpy(&t[j], "%2f", 3);
+ j += 3;
+ } else if (s[i] == '%') {
+ memcpy(&t[j], "%25", 3);
+ j += 3;
+ } else {
+ t[j] = s[i];
+ j++;
+ }
+ }
+ t[j] = '\0';
+ strncpy(s, t, len);
+ return j;
+}
+
+size_t path_decode(char *s)
+{
+ size_t i, j;
+
+ for (i = 0, j = 0; s[i] != '\0'; j++) {
+ if (memcmp(&s[i], "%2f", 3) == 0) {
+ s[j] = '/';
+ i += 3;
+ }else if (memcmp(&s[i], "%25", 3) == 0) {
+ s[j] = '%';
+ i += 3;
+ } else {
+ s[j] = s[i];
+ i++;
+ }
+ }
+ s[j] = '\0';
+ return j;
+}
+