/**
 * \file
 * Simple routine used to escape uris.
 *
 * Author:
 *   Miguel de Icaza (miguel@novell.com)
 *
 * (C) 2006 Ximian, Inc.
 *
 */
#include "mono-uri.h"

gchar *
mono_escape_uri_string (const gchar *string)
{
	GString *str = g_string_new ("");
	char *ret;
	int c;

	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++;
	}
	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