public static CookiesForCustomPolicy GetCookiesForCustomPolicy(string resourceUrlOrPath,
TextReader privateKey,
string keyPairId,
DateTime expiresOn,
DateTime activeFrom,
string ipRange)
{
var cookies = new CookiesForCustomPolicy();
var policy = AmazonCloudFrontUrlSigner.BuildPolicyForSignedUrl(resourceUrlOrPath, expiresOn,
ipRange, activeFrom);
var base64EncodedPolicy = AmazonCloudFrontUrlSigner.MakeStringUrlSafe(policy);
cookies.Policy = new KeyValuePair<string, string>(PolicyKey, base64EncodedPolicy);
RSAParameters rsaParameters = AmazonCloudFrontUrlSigner.ConvertPEMToRSAParameters(privateKey);
byte[] signatureBytes = AmazonCloudFrontUrlSigner.SignWithSha1RSA(
UTF8Encoding.UTF8.GetBytes(policy), rsaParameters);
string urlSafeSignature = AmazonCloudFrontUrlSigner.MakeBytesUrlSafe(signatureBytes);
cookies.Signature = new KeyValuePair<string, string>(SignatureKey, urlSafeSignature);
cookies.KeyPairId = new KeyValuePair<string, string>(KeyPairIdKey, keyPairId);
return cookies;
}