dial spec 1.7

server/url_lib.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2014 Netflix, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY NETFLIX, INC. AND CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL NETFLIX OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/* Utility functions for dealing with URLs */
+
+#ifndef URLLIB_H_
+#define URLLIB_H_
+
+#include "dial_data.h"
+#include <stddef.h>
+
+/**
+ * Concatenate a maxim of max_chars characters from src into dest,
+ * and return a pointer to the last character in dest.
+ */
+char* smartstrcat(char* dest, char* src, size_t max_chars);
+
+int urldecode(char *dst, const char *src, size_t max_size);
+
+void xmlencode(char *dst, const char *src, size_t max_size);
+
+/**
+ * Parse the value of the parameter with the given name from a query string.
+ */
+char *parse_param(char *query_string, char *param_name);
+
+/*
+ * Parse the application name out of a URI, such as /app/YouTube/dial_data.
+ * Note: this parser assumes that the dial_data url is of the form
+ * /apps/<app_name>/dial_data. If your DIAL server uses a different url-path,
+ * you will need to adapt the method below.
+ */
+char *parse_app_name(const char *uri);
+
+/*
+ * Parse a list of DIALData params out of a query string.
+ */
+DIALData *parse_params(char * query_string);
+
+#endif  // URLLIB_H_