1 files changed, 132 insertions, 0 deletions
diff --git a/trunk/src/buffer2array.c b/trunk/src/buffer2array.c
new file mode 100644
index 000000000..d7bfc4561
--- /dev/null
+++ b/trunk/src/buffer2array.c
@@ -0,0 +1,132 @@
+/* the Music Player Daemon (MPD)
+ * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: http://www.musicpd.org
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "buffer2array.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+
+static inline
+int
+isWhiteSpace(char c)
+{
+	return (c == ' ' || c == '\t');
+}
+
+int buffer2array(char *buffer, char *array[], const int max)
+{
+	int i = 0;
+	char *c = buffer;
+
+	while (*c != '\0' && i < max) {
+		if (*c == '\"') {
+			array[i++] = ++c;
+			while (*c != '\0') {
+				if (*c == '\"') {
+					*(c++) = '\0';
+					break;
+				}
+				else if (*(c++) == '\\' && *c != '\0') {
+					memmove(c - 1, c, strlen(c) + 1);
+				}
+			}
+		} else {
+			while (isWhiteSpace(*c))
+				++c;
+			array[i++] = c++;
+			if (*c == '\0')
+				return i;
+			while (!isWhiteSpace(*c) && *c != '\0')
+				++c;
+		}
+		if (*c == '\0')
+			return i;
+		*(c++) = '\0';
+		while (isWhiteSpace(*c))
+			++c;
+	}
+	return i;
+}
+
+#ifdef UNIT_TEST
+
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+int main()
+{
+	char *a[4] = { NULL };
+	char *b;
+	int max;
+
+	b = strdup("lsinfo \"/some/dir/name \\\"test\\\"\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("/some/dir/name \"test\"", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"/some/dir/name \\\"test\\\" something else\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("/some/dir/name \"test\" something else", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"/some/dir\\\\name\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("/some/dir\\name", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"/some/dir name\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("/some/dir name", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"\\\"/some/dir\\\"\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("\"/some/dir\"", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"\\\"/some/dir\\\" x\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("\"/some/dir\" x", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"single quote\\'d from php magicquotes\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("single quote\'d from php magicquotes", a[1]) );
+	assert( !a[2] );
+
+	b = strdup("lsinfo \"double quote\\\"d from php magicquotes\"");
+	max = buffer2array(b, a, 4);
+	assert( !strcmp("lsinfo", a[0]) );
+	assert( !strcmp("double quote\"d from php magicquotes", a[1]) );
+	assert( !a[2] );
+
+	return 0;
+}
+
+#endif