mod_http_cache: added native Amazon S3 support

src/mod/applications/mod_http_cache/aws.h

@@ -0,0 +1,55 @@
+/*
+ * aws.h for FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ * Copyright (C) 2013, Grasshopper
+ *
+ * Version: MPL 1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is aws.h for FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ *
+ * The Initial Developer of the Original Code is Grasshopper
+ * Portions created by the Initial Developer are Copyright (C)
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Chris Rienzo <chris.rienzo@grasshopper.com>
+ *
+ * aws.h - Some Amazon Web Services helper functions
+ *
+ */
+#ifndef AWS_H
+#define AWS_H
+
+#include <switch.h>
+
+/* (SHA1_LENGTH * 1.37 base64 bytes per byte * 3 url-encoded bytes per byte) */
+#define S3_SIGNATURE_LENGTH_MAX 83
+
+int aws_s3_is_s3_url(const char *url);
+void aws_s3_parse_url(char *url, char **bucket, char **object);
+char *aws_s3_string_to_sign(const char *verb, const char *bucket, const char *object, const char *content_type, const char *content_md5, const char *date);
+char *aws_s3_signature(char *signature, int signature_length, const char *string_to_sign, const char *aws_secret_access_key);
+char *aws_s3_presigned_url_create(const char *verb, const char *url, const char *content_type, const char *content_md5, const char *aws_access_key_id, const char *aws_secret_access_key, const char *expires);
+char *aws_s3_authentication_create(const char *verb, const char *url, const char *content_type, const char *content_md5, const char *aws_access_key_id, const char *aws_secret_access_key, const char *date);
+
+#endif
+
+/* For Emacs:
+ * Local Variables:
+ * mode:c
+ * indent-tabs-mode:t
+ * tab-width:4
+ * c-basic-offset:4
+ * End:
+ * For VIM:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4
+ */