From 9921b31fc64b555cb5b2301f55ed36d2c9cab572 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Sat, 2 Oct 2004 10:52:59 +0000
Subject: [PATCH] Introduced relative counterparts of url_canon_split() and
 url_auto_canonicalize().

Also added parameter names to all prototypes.
---
 lib/url.c |  8 ++++----
 lib/url.h | 24 +++++++++++++++---------
 2 files changed, 19 insertions(+), 13 deletions(-)

diff --git a/lib/url.c b/lib/url.c
index 8475a85f..0f574d1b 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -537,7 +537,7 @@ url_error(uns err)
 /* Standard cookbook recipes */
 
 int
-url_canon_split(byte *u, byte *buf1, byte *buf2, struct url *url)
+url_canon_split_rel(byte *u, byte *buf1, byte *buf2, struct url *url, struct url *base)
 {
   int err;
 
@@ -545,19 +545,19 @@ url_canon_split(byte *u, byte *buf1, byte *buf2, struct url *url)
     return err;
   if (err = url_split(buf1, url, buf2))
     return err;
-  if (err = url_normalize(url, NULL))
+  if (err = url_normalize(url, base))
     return err;
   return url_canonicalize(url);
 }
 
 int
-url_auto_canonicalize(byte *src, byte *dst)
+url_auto_canonicalize_rel(byte *src, byte *dst, struct url *base)
 {
   byte buf1[MAX_URL_SIZE], buf2[MAX_URL_SIZE], buf3[MAX_URL_SIZE];
   int err;
   struct url ur;
 
-  (void)((err = url_canon_split(src, buf1, buf2, &ur)) ||
+  (void)((err = url_canon_split_rel(src, buf1, buf2, &ur, base)) ||
    (err = url_pack(&ur, buf3)) ||
    (err = url_enescape(buf3, dst)));
   return err;
diff --git a/lib/url.h b/lib/url.h
index a9c44498..45bc867e 100644
--- a/lib/url.h
+++ b/lib/url.h
@@ -29,8 +29,8 @@
 
 /* Remove/Introduce '%' escapes */
 
-int url_deescape(byte *, byte *);
-int url_enescape(byte *, byte *);
+int url_deescape(byte *s, byte *d);
+int url_enescape(byte *s, byte *d);
 
 /* URL splitting and normalization */
 
@@ -45,15 +45,21 @@ struct url {
   byte *buf, *bufend;
 };
 
-int url_split(byte *, struct url *, byte *);
-int url_normalize(struct url *, struct url *);
-int url_canonicalize(struct url *);
-int url_pack(struct url *, byte *);
-int url_canon_split(byte *, byte *, byte *, struct url *);
-int url_auto_canonicalize(byte *, byte *);
-uns identify_protocol(byte *);
+int url_split(byte *s, struct url *u, byte *d);
+int url_normalize(struct url *u, struct url *b);
+int url_canonicalize(struct url *u);
+int url_pack(struct url *u, byte *d);
+int url_canon_split_rel(byte *url, byte *buf1, byte *buf2, struct url *u, struct url *base);
+int url_auto_canonicalize_rel(byte *src, byte *dst, struct url *base);
+uns identify_protocol(byte *p);
 int url_has_repeated_component(byte *url);
 
+static inline int url_canon_split(byte *url, byte *buf1, byte *buf2, struct url *u)
+{ return url_canon_split_rel(url, buf1, buf2, u, NULL); }
+
+static inline int url_auto_canonicalize(byte *src, byte *dst)
+{ return url_auto_canonicalize_rel(src, dst, NULL); }
+
 /* Error codes */
 
 char *url_error(uns);
-- 
2.39.2