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-rw-r--r--src/uri.c47
1 files changed, 44 insertions, 3 deletions
diff --git a/src/uri.c b/src/uri.c
index fb3f708b2..fc4439967 100644
--- a/src/uri.c
+++ b/src/uri.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * Copyright (C) 2003-2010 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
@@ -17,10 +17,12 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include "config.h"
#include "uri.h"
#include <glib.h>
+#include <assert.h>
#include <string.h>
bool uri_has_scheme(const char *uri)
@@ -32,9 +34,48 @@ bool uri_has_scheme(const char *uri)
const char *
uri_get_suffix(const char *uri)
{
- const char *dot = strrchr(g_basename(uri), '.');
+ const char *suffix = strrchr(g_basename(uri), '.');
+ if (suffix == NULL)
+ return NULL;
+
+ ++suffix;
+
+ if (strchr(suffix, '/') != NULL)
+ return NULL;
+
+ return suffix;
+}
+
+static const char *
+verify_uri_segment(const char *p)
+{
+ const char *q;
+
+ unsigned dots = 0;
+ while (*p == '.')
+ ++p;
+ if (dots <= 2 && (*p == 0 || *p == '/'))
+ return NULL;
+
+ q = strchr(p + 1, '/');
+ return q != NULL ? q : "";
+}
+
+bool
+uri_safe_local(const char *uri)
+{
+ while (true) {
+ uri = verify_uri_segment(uri);
+ if (uri == NULL)
+ return false;
+
+ if (*uri == 0)
+ return true;
+
+ assert(*uri == '/');
- return dot != NULL ? dot + 1 : NULL;
+ ++uri;
+ }
}
char *