AWS API request signatures.
Follows AWS Signature 4 algorithm.
If needed, the request will be re-issued to a temporary redirect endpoint. This can happen with newly created S3 buckets not in us-standard/us-east-1.
A data structure for all the elements of an HTTP request that are involved in the Amazon Signature Version 4 signing process
This struct is used to maintain the strict URI encoding standard as proposed by RFC 3986
This struct is used to maintain the URI path encoding
Possible payloads included in a
Mark string as AWS4-HMAC-SHA256 hashed