From bf63f78b6698f33ed3acbd4aed8822a35688c1ba Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@tele2.at>
Date: Wed, 23 May 2018 22:26:17 +0200
Subject: Split configuration parser and utility library

Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>
---
 lib/src/unescape.c | 94 ------------------------------------------------------
 1 file changed, 94 deletions(-)
 delete mode 100644 lib/src/unescape.c

(limited to 'lib/src/unescape.c')

diff --git a/lib/src/unescape.c b/lib/src/unescape.c
deleted file mode 100644
index 2d48c92..0000000
--- a/lib/src/unescape.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * Copyright (C) 2018 - David Oberhollenzer
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-#include <stdlib.h>
-#include <ctype.h>
-#include <errno.h>
-
-#include "util.h"
-
-static int xdigit(int x)
-{
-	if (isupper(x))
-		return x - 'A' + 0x0A;
-	if (islower(x))
-		return x - 'a' + 0x0A;
-	return x - '0';
-}
-
-int unescape(char *src)
-{
-	char *dst = src;
-	int c;
-
-	for (;;) {
-		while (*src != '"' && *src != '\0')
-			*(dst++) = *(src++);
-
-		if (*src == '\0')
-			break;
-
-		++src;
-
-		while ((c = *(src++)) != '"') {
-			if (c == '\0')
-				return -1;
-
-			if (c == '\\') {
-				c = *(src++);
-
-				switch (c) {
-				case 'a': c = '\a'; break;
-				case 'b': c = '\b'; break;
-				case 'f': c = '\f'; break;
-				case 'n': c = '\n'; break;
-				case 't': c = '\t'; break;
-				case '\\':
-				case '"':
-				case '%':
-					break;
-				case 'x':
-					c = 0;
-					if (isxdigit(*src))
-						c = (c<<4) | xdigit(*(src++));
-					if (isxdigit(*src))
-						c = (c<<4) | xdigit(*(src++));
-					break;
-				case '0':
-					c = 0;
-					if (isdigit(*src) && *src < '8')
-						c = (c<<3) | (*(src++) - '0');
-					if (isdigit(*src) && *src < '8')
-						c = (c<<3) | (*(src++) - '0');
-					if (isdigit(*src) && *src < '8')
-						c = (c<<3) | (*(src++) - '0');
-					break;
-				default:
-					return -1;
-				}
-
-				if (c == 0)
-					return -1;
-			}
-
-			*(dst++) = c;
-		}
-	}
-
-	*(dst++) = '\0';
-	return 0;
-}
-- 
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