t4014: abstract away SHA-1-specific constants

diff --git a/transport.h b/transport.h
index 731c78b6795740f8e9bfb80741b0170671b37dd3..e783cfa07536b5202eaa697e31a765c1847f1dbf 100644 (file)
--- a/transport.h
+++ b/transport.h
@@ -4,6 +4,7 @@
 #include "cache.h"
 #include "run-command.h"
 #include "remote.h"
+#include "list-objects-filter-options.h"
 
 struct string_list;
 
@@ -15,12 +16,15 @@ struct git_transport_options {
        unsigned self_contained_and_connected : 1;
        unsigned update_shallow : 1;
        unsigned deepen_relative : 1;
+       unsigned from_promisor : 1;
+       unsigned no_dependents : 1;
        int depth;
        const char *deepen_since;
        const struct string_list *deepen_not;
        const char *uploadpack;
        const char *receivepack;
        struct push_cas_option *cas;
+       struct list_objects_filter_options filter_options;
 };
 
 enum transport_family {
@@ -55,6 +59,12 @@ struct transport {
         */
        unsigned cloning : 1;
 
+       /*
+        * Indicates that the transport is connected via a half-duplex
+        * connection and should operate in stateless-rpc mode.
+        */
+       unsigned stateless_rpc : 1;
+
        /*
         * These strings will be passed to the {pre, post}-receive hook,
         * on the remote side, if both sides support the push options capability.
@@ -159,6 +169,18 @@ void transport_check_allowed(const char *type);
 /* Send push certificates */
 #define TRANS_OPT_PUSH_CERT "pushcert"
 
+/* Indicate that these objects are being fetched by a promisor */
+#define TRANS_OPT_FROM_PROMISOR "from-promisor"
+
+/*
+ * Indicate that only the objects wanted need to be fetched, not their
+ * dependents
+ */
+#define TRANS_OPT_NO_DEPENDENTS "no-dependents"
+
+/* Filter objects for partial clone and fetch */
+#define TRANS_OPT_LIST_OBJECTS_FILTER "filter"
+
 /**
  * Returns 0 if the option was used, non-zero otherwise. Prints a
  * message to stderr if the option is not used.
@@ -178,7 +200,17 @@ int transport_push(struct transport *connection,
                   int refspec_nr, const char **refspec, int flags,
                   unsigned int * reject_reasons);
 
-const struct ref *transport_get_remote_refs(struct transport *transport);
+/*
+ * Retrieve refs from a remote.
+ *
+ * Optionally a list of ref prefixes can be provided which can be sent to the
+ * server (when communicating using protocol v2) to enable it to limit the ref
+ * advertisement.  Since ref filtering is done on the server's end (and only
+ * when using protocol v2), this can return refs which don't match the provided
+ * ref_prefixes.
+ */
+const struct ref *transport_get_remote_refs(struct transport *transport,
+                                           const struct argv_array *ref_prefixes);
 
 int transport_fetch_refs(struct transport *transport, struct ref *refs);
 void transport_unlock_pack(struct transport *transport);