From f00753614789a37f18bdbc393e3ac6fe4e4d766d Mon Sep 17 00:00:00 2001
From: Sascha Schumann <sas@php.net>
Date: Mon, 28 Apr 2003 16:18:34 +0000
Subject: [PATCH] # on working disk again

reverting code, moving to correct branch
---
 ext/standard/url.c | 54 ++++++++++++++++++++--------------------------
 1 file changed, 23 insertions(+), 31 deletions(-)

diff --git a/ext/standard/url.c b/ext/standard/url.c
index e030a27203..99a6c5df60 100644
--- a/ext/standard/url.c
+++ b/ext/standard/url.c
@@ -361,45 +361,37 @@ static unsigned char hexchars[] = "0123456789ABCDEF";
  */
 PHPAPI char *php_url_encode(char *s, int len, int *new_length)
 {
-	register unsigned char c;
-	unsigned char *to, *from, *start;
-	unsigned char *end;
-	
-	from = s;
-	end = s + len;
-	start = to = (unsigned char *) emalloc(3 * len + 1);
-
-	while (from < end) {
-		c = *from++;
+	register int x, y;
+	unsigned char *str;
 
-		if (c == ' ') {
-			*to++ = '+';
+	str = (unsigned char *) emalloc(3 * len + 1);
+	for (x = 0, y = 0; len--; x++, y++) {
+		str[y] = (unsigned char) s[x];
+		if (str[y] == ' ') {
+			str[y] = '+';
 #ifndef CHARSET_EBCDIC
-		} else if ((c < '0' && c != '-' && c != '.') ||
-				   (c < 'A' && c > '9') ||
-				   (c > 'Z' && c < 'a' && c != '_') ||
-				   (c > 'z')) {
-			to[0] = '%';
-			to[1] = hexchars[(unsigned char) c >> 4];
-			to[2] = hexchars[(unsigned char) c & 15];
-			to += 3;
+		} else if ((str[y] < '0' && str[y] != '-' && str[y] != '.') ||
+				   (str[y] < 'A' && str[y] > '9') ||
+				   (str[y] > 'Z' && str[y] < 'a' && str[y] != '_') ||
+				   (str[y] > 'z')) {
+			str[y++] = '%';
+			str[y++] = hexchars[(unsigned char) s[x] >> 4];
+			str[y] = hexchars[(unsigned char) s[x] & 15];
+		}
 #else /*CHARSET_EBCDIC*/
-		} else if (!isalnum(c) && strchr("_-.", c) == NULL) {
+		} else if (!isalnum(str[y]) && strchr("_-.", str[y]) == NULL) {
 			/* Allow only alphanumeric chars and '_', '-', '.'; escape the rest */
-			to[0] = '%';
-			to[1] = hexchars[os_toascii[(unsigned char) c] >> 4];
-			to[2] = hexchars[os_toascii[(unsigned char) c] & 15];
-			to += 3;
-#endif /*CHARSET_EBCDIC*/
-		} else {
-			*to++ = c;
+			str[y++] = '%';
+			str[y++] = hexchars[os_toascii[(unsigned char) s[x]] >> 4];
+			str[y] = hexchars[os_toascii[(unsigned char) s[x]] & 0x0F];
 		}
+#endif /*CHARSET_EBCDIC*/
 	}
-	*to = 0;
+	str[y] = '\0';
 	if (new_length) {
-		*new_length = to - start;
+		*new_length = y;
 	}
-	return (char *) start;
+	return ((char *) str);
 }
 /* }}} */
 
-- 
2.40.0