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71 lines
2.5 KiB
71 lines
2.5 KiB
#ifndef TRANSPORT_INTERNAL_H |
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#define TRANSPORT_INTERNAL_H |
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struct ref; |
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struct transport; |
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struct strvec; |
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struct transport_ls_refs_options; |
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struct transport_vtable { |
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/** |
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* Returns 0 if successful, positive if the option is not |
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* recognized or is inapplicable, and negative if the option |
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* is applicable but the value is invalid. |
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**/ |
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int (*set_option)(struct transport *connection, const char *name, |
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const char *value); |
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/** |
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* Returns a list of the remote side's refs. In order to allow |
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* the transport to try to share connections, for_push is a |
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* hint as to whether the ultimate operation is a push or a fetch. |
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* |
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* If the transport is able to determine the remote hash for |
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* the ref without a huge amount of effort, it should store it |
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* in the ref's old_sha1 field; otherwise it should be all 0. |
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**/ |
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struct ref *(*get_refs_list)(struct transport *transport, int for_push, |
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struct transport_ls_refs_options *transport_options); |
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/** |
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* Populates the remote side's bundle-uri under protocol v2, |
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* if the "bundle-uri" capability was advertised. Returns 0 if |
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* OK, negative values on error. |
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*/ |
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int (*get_bundle_uri)(struct transport *transport); |
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/** |
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* Fetch the objects for the given refs. Note that this gets |
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* an array, and should ignore the list structure. |
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* |
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* If the transport did not get hashes for refs in |
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* get_refs_list(), it should set the old_sha1 fields in the |
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* provided refs now. |
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**/ |
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int (*fetch_refs)(struct transport *transport, int refs_nr, struct ref **refs); |
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/** |
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* Push the objects and refs. Send the necessary objects, and |
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* then, for any refs where peer_ref is set and |
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* peer_ref->new_oid is different from old_oid, tell the |
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* remote side to update each ref in the list from old_oid to |
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* peer_ref->new_oid. |
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* |
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* Where possible, set the status for each ref appropriately. |
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* |
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* The transport must modify new_sha1 in the ref to the new |
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* value if the remote accepted the change. Note that this |
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* could be a different value from peer_ref->new_oid if the |
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* process involved generating new commits. |
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**/ |
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int (*push_refs)(struct transport *transport, struct ref *refs, int flags); |
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int (*connect)(struct transport *connection, const char *name, |
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const char *executable, int fd[2]); |
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/** get_refs_list(), fetch(), and push_refs() can keep |
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* resources (such as a connection) reserved for further |
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* use. disconnect() releases these resources. |
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**/ |
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int (*disconnect)(struct transport *connection); |
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}; |
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#endif
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