transport: add a hash algorithm member
When connecting to a remote system, we need to know what hash algorithm it will be using to talk to us. Add a hash_algo member to struct transport and add a function to read this data from the transport object. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
brian m. carlson committed
May 25, 2020 at 19:58 UTC
7c97af4d64100bf9ce4b335ee91e743378e2e181
2 files changed
+16
transport.c
+8
@@ -311,6 +311,7 @@ static struct ref *handshake(struct transport *transport, int for_push,
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BUG("unknown protocol version");
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}
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data->got_remote_heads = 1;
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+ transport->hash_algo = reader.hash_algo;
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if (reader.line_peeked)
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BUG("buffer must be empty at the end of handshake()");
@@ -996,9 +997,16 @@ struct transport *transport_get(struct remote *remote, const char *url)
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ret->smart_options->receivepack = remote->receivepack;
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}
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+ ret->hash_algo = &hash_algos[GIT_HASH_SHA1];
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+
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return ret;
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}
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+const struct git_hash_algo *transport_get_hash_algo(struct transport *transport)
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+{
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+ return transport->hash_algo;
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+}
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+
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int transport_set_option(struct transport *transport,
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const char *name, const char *value)
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{
transport.h
+8
@@ -115,6 +115,8 @@ struct transport {
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struct git_transport_options *smart_options;
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enum transport_family family;
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+
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+ const struct git_hash_algo *hash_algo;
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};
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#define TRANSPORT_PUSH_ALL (1<<0)
@@ -243,6 +245,12 @@ int transport_push(struct repository *repo,
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const struct ref *transport_get_remote_refs(struct transport *transport,
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const struct argv_array *ref_prefixes);
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+/*
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+ * Fetch the hash algorithm used by a remote.
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+ *
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+ * This can only be called after fetching the remote refs.
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+ */
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+const struct git_hash_algo *transport_get_hash_algo(struct transport *transport);
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int transport_fetch_refs(struct transport *transport, struct ref *refs);
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void transport_unlock_pack(struct transport *transport);
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int transport_disconnect(struct transport *transport);