Prepare for Signature Version 4.

* lib/hmac_sha256.c: New file.
* lib/sha256.c: New file.
* lib/sha256.h: New file.
* lib/Makefile.am (libeclat_a_SOURCES): Add new files.
* lib/libeclat.h (hmac_sha256): New proto.
(eclat_query_signature): Rename to eclat_query_sign,
take signature version as argument.
(eclat_encode_devmap): Remove prototype.
* lib/reqsign.c: Use HMAC256
* src/config.c (eclat_kw): New keyword: signature-version,
* src/devmap.c (eclat_encode_devmap): Bugfixes. Translate snapshot ids.
* src/eclat.c (signature_version): New variable.
* src/eclat.h (signature_version): New proto.
(eclat_encode_devmap): New proto.
* src/util.c (eclat_send_query): Use eclat_query_sign.
* tests/hmac01.at: Update.
* tests/hmac02.at: Update.
* tests/hmac03.at: Update.
* tests/thmac.c: Use HMAC256

1 files changed, 1 insertions, 1 deletions

diff --git a/src/util.c b/src/util.c
index 7760ead..49970f1 100644
--- a/src/util.c
+++ b/src/util.c
@@ -225,7 +225,7 @@ eclat_send_query(CURL *curl, struct ec2_query *q)
 	
 	eclat_query_add_param(q, "AWSAccessKeyId", access_key);
 
-	eclat_query_signature(q, secret_key);
+	eclat_query_sign(q, secret_key, signature_version);
 	url = eclat_query_to_url(q, NULL);
 
 	debug(ECLAT_DEBCAT_MAIN, 1, ("using URL: %s", url));