CheckValidBucketName - checks if we have a valid input bucket name.

CheckValidBucketNameStrict - checks if we have a valid input bucket name.

CheckValidObjectName - checks if we have a valid input object name.

CheckValidObjectNamePrefix - checks if we have a valid input object name prefix.

EncodePath encode the strings from UTF-8 byte representations to HTML hex escape sequences This is necessary since regular url.Parse() and url.Encode() functions do not support UTF-8 non english characters cannot be parsed due to the nature in which url.Encode() is written This function on the other hand is a direct replacement for url.Encode() technique to support pretty much every UTF-8 character.

IsAmazonChinaEndpoint - Match if it is exactly Amazon S3 China endpoint.

IsAmazonEndpoint - Match if it is exactly Amazon S3 endpoint.

IsAmazonFIPSGovCloudEndpoint - Match if it is exactly Amazon S3 FIPS GovCloud endpoint.

IsAmazonGovCloudEndpoint - Match if it is exactly Amazon S3 GovCloud endpoint.

IsGoogleEndpoint - Match if it is exactly Google cloud storage endpoint.

IsValidDomain validates if input string is a valid domain name.

IsValidIP parses input string for ip address validity.

IsVirtualHostSupported - verifies if bucketName can be part of virtual host.

QueryEncode - encodes query values in their URL encoded form.

AmazonS3Host - regular expression used to determine if an arg is s3 host.