-/* GLIB - Library of useful routines for C programming
+/**
+ * \file
+ * Simple routine used to escape uris.
*
- * gconvert.c: Convert between character sets using iconv
- * Copyright Red Hat Inc., 2000
- * Authors: Havoc Pennington <hp@redhat.com>, Owen Taylor <otaylor@redhat.com
+ * Author:
+ * Miguel de Icaza (miguel@novell.com)
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * (C) 2006 Ximian, Inc.
*
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
*/
-#include <glib.h>
#include "mono-uri.h"
-typedef enum {
- UNSAFE_ALL = 0x1, /* Escape all unsafe characters */
- UNSAFE_ALLOW_PLUS = 0x2, /* Allows '+' */
- UNSAFE_PATH = 0x4, /* Allows '/' and '?' and '&' and '=' */
- UNSAFE_DOS_PATH = 0x8, /* Allows '/' and '?' and '&' and '=' and ':' */
- UNSAFE_HOST = 0x10, /* Allows '/' and ':' and '@' */
- UNSAFE_SLASHES = 0x20 /* Allows all characters except for '/' and '%' */
-} UnsafeCharacterSet;
-
-static const guchar acceptable[96] = {
- /* A table of the ASCII chars from space (32) to DEL (127) */
- /* ! " # $ % & ' ( ) * + , - . / */
- 0x00,0x3F,0x20,0x20,0x20,0x00,0x2C,0x3F,0x3F,0x3F,0x3F,0x22,0x20,0x3F,0x3F,0x1C,
- /* 0 1 2 3 4 5 6 7 8 9 : ; < = > ? */
- 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x38,0x20,0x20,0x2C,0x20,0x2C,
- /* @ A B C D E F G H I J K L M N O */
- 0x30,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
- /* P Q R S T U V W X Y Z [ \ ] ^ _ */
- 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x20,0x20,0x20,0x20,0x3F,
- /* ` a b c d e f g h i j k l m n o */
- 0x20,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
- /* p q r s t u v w x y z { | } ~ DEL */
- 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x20,0x20,0x20,0x3F,0x20
-};
-
-static const gchar hex[] = "0123456789ABCDEF";
-
-/* Note: This escape function works on file: URIs, but if you want to
- * escape something else, please read RFC-2396 */
gchar *
mono_escape_uri_string (const gchar *string)
{
-#define ACCEPTABLE(a) ((a)>=32 && (a)<128 && (acceptable[(a)-32] & use_mask))
+ GString *str = g_string_new ("");
+ char *ret;
+ int c;
- const gchar *p;
- gchar *q;
- gchar *result;
- int c;
- gint unacceptable;
- UnsafeCharacterSet use_mask;
-
- unacceptable = 0;
- use_mask = UNSAFE_DOS_PATH;
- for (p = string; *p != '\0'; p++)
- {
- c = (guchar) *p;
- if (!ACCEPTABLE (c))
- unacceptable++;
- }
-
- result = g_malloc (p - string + unacceptable * 2 + 1);
-
- for (q = result, p = string; *p != '\0'; p++)
- {
- c = (guchar) *p;
-
- if (!ACCEPTABLE (c))
- {
- *q++ = '%'; /* means hex coming */
- *q++ = hex[c >> 4];
- *q++ = hex[c & 15];
+ while ((c = (guchar) *string) != 0){
+ if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '-' && c <= ':') || (c >= '&' && c <= '*'))
+ g_string_append_c (str, c);
+ else if (c == '!' || c == '=' || c == '?' || c == '_' || c == '~')
+ g_string_append_c (str, c);
+ else {
+ g_string_append_c (str, '%');
+ g_string_append_c (str, "0123456789ABCDEF" [c >> 4]);
+ g_string_append_c (str, "0123456789ABCDEF" [c & 0xf]);
+ }
+ string++;
}
- else
- *q++ = *p;
- }
-
- *q = '\0';
-
- return result;
+ ret = str->str;
+ g_string_free (str, FALSE);
+ return ret;
}
+#if TEST
+int main ()
+{
+ char *s = g_malloc (256);
+ int i = 0;
+
+ s [255] = 0;
+
+ for (i = 1; i < 256; i++)
+ s [i-1] = i;
+
+ if (strcmp (mono_escape_uri_string (s), "%01%02%03%04%05%06%07%08%09%0A%0B%0C%0D%0E%0F%10%11%12%13%14%15%16%17%18%19%1A%1B%1C%1D%1E%1F%20!%22%23%24%25&'()*%2B%2C-./0123456789:%3B%3C=%3E?%40ABCDEFGHIJKLMNOPQRSTUVWXYZ%5B%5C%5D%5E_%60abcdefghijklmnopqrstuvwxyz%7B%7C%7D~%7F%80%81%82%83%84%85%86%87%88%89%8A%8B%8C%8D%8E%8F%90%91%92%93%94%95%96%97%98%99%9A%9B%9C%9D%9E%9F%A0%A1%A2%A3%A4%A5%A6%A7%A8%A9%AA%AB%AC%AD%AE%AF%B0%B1%B2%B3%B4%B5%B6%B7%B8%B9%BA%BB%BC%BD%BE%BF%C0%C1%C2%C3%C4%C5%C6%C7%C8%C9%CA%CB%CC%CD%CE%CF%D0%D1%D2%D3%D4%D5%D6%D7%D8%D9%DA%DB%DC%DD%DE%DF%E0%E1%E2%E3%E4%E5%E6%E7%E8%E9%EA%EB%EC%ED%EE%EF%F0%F1%F2%F3%F4%F5%F6%F7%F8%F9%FA%FB%FC%FD%FE%FF") != 0)
+ printf ("Failed test\n");
+}
+#endif
projects / mono.git / blobdiff