Merge branch 'bc/credential-scheme-enhancement'

The credential helper protocol, together with the HTTP layer, have
been enhanced to support authentication schemes different from
username & password pair, like Bearer and NTLM.

* bc/credential-scheme-enhancement:
  credential: add method for querying capabilities
  credential-cache: implement authtype capability
  t: add credential tests for authtype
  credential: add support for multistage credential rounds
  t5563: refactor for multi-stage authentication
  docs: set a limit on credential line length
  credential: enable state capability
  credential: add an argument to keep state
  http: add support for authtype and credential
  docs: indicate new credential protocol fields
  credential: add a field called "ephemeral"
  credential: gate new fields on capability
  credential: add a field for pre-encoded credentials
  http: use new headers for each object request
  remote-curl: reset headers on new request
  credential: add an authtype field

1 files changed, 5 insertions, 0 deletions

diff --git a/http.h b/http.h
index 3af19a8bf5..a516ca4a9a 100644
--- a/http.h
+++ b/http.h
@@ -175,6 +175,9 @@ int http_get_file(const char *url, const char *filename,
 
 int http_fetch_ref(const char *base, struct ref *ref);
 
+struct curl_slist *http_append_auth_header(const struct credential *c,
+					   struct curl_slist *headers);
+
 /* Helpers for fetching packs */
 int http_get_info_packs(const char *base_url,
 			struct packed_git **packs_head);
@@ -196,6 +199,7 @@ struct http_pack_request {
 	FILE *packfile;
 	struct strbuf tmpfile;
 	struct active_request_slot *slot;
+	struct curl_slist *headers;
 };
 
 struct http_pack_request *new_http_pack_request(
@@ -229,6 +233,7 @@ struct http_object_request {
 	int zret;
 	int rename;
 	struct active_request_slot *slot;
+	struct curl_slist *headers;
 };
 
 struct http_object_request *new_http_object_request(