6a95d6605342e2dd42b39bd38e87065e42541f74
   1#ifndef TRANSPORT_H
   2#define TRANSPORT_H
   3
   4#include "cache.h"
   5#include "remote.h"
   6
   7struct transport {
   8        unsigned verbose : 1;
   9        struct remote *remote;
  10        const char *url;
  11
  12        void *data;
  13
  14        struct ref *remote_refs;
  15
  16        const struct transport_ops *ops;
  17        char *pack_lockfile;
  18};
  19
  20#define TRANSPORT_PUSH_ALL 1
  21#define TRANSPORT_PUSH_FORCE 2
  22
  23struct transport_ops {
  24        /**
  25         * Returns 0 if successful, positive if the option is not
  26         * recognized or is inapplicable, and negative if the option
  27         * is applicable but the value is invalid.
  28         **/
  29        int (*set_option)(struct transport *connection, const char *name,
  30                          const char *value);
  31
  32        struct ref *(*get_refs_list)(const struct transport *transport);
  33        int (*fetch)(struct transport *transport, int refs_nr, struct ref **refs);
  34        int (*push)(struct transport *connection, int refspec_nr, const char **refspec, int flags);
  35
  36        int (*disconnect)(struct transport *connection);
  37};
  38
  39/* Returns a transport suitable for the url */
  40struct transport *transport_get(struct remote *, const char *);
  41
  42/* Transport options which apply to git:// and scp-style URLs */
  43
  44/* The program to use on the remote side to send a pack */
  45#define TRANS_OPT_UPLOADPACK "uploadpack"
  46
  47/* The program to use on the remote side to receive a pack */
  48#define TRANS_OPT_RECEIVEPACK "receivepack"
  49
  50/* Transfer the data as a thin pack if not null */
  51#define TRANS_OPT_THIN "thin"
  52
  53/* Keep the pack that was transferred if not null */
  54#define TRANS_OPT_KEEP "keep"
  55
  56/* Unpack the objects if fewer than this number of objects are fetched */
  57#define TRANS_OPT_UNPACKLIMIT "unpacklimit"
  58
  59/* Limit the depth of the fetch if not null */
  60#define TRANS_OPT_DEPTH "depth"
  61
  62/**
  63 * Returns 0 if the option was used, non-zero otherwise. Prints a
  64 * message to stderr if the option is not used.
  65 **/
  66int transport_set_option(struct transport *transport, const char *name,
  67                         const char *value);
  68
  69int transport_push(struct transport *connection,
  70                   int refspec_nr, const char **refspec, int flags);
  71
  72struct ref *transport_get_remote_refs(struct transport *transport);
  73
  74int transport_fetch_refs(struct transport *transport, struct ref *refs);
  75void transport_unlock_pack(struct transport *transport);
  76int transport_disconnect(struct transport *transport);
  77
  78#endif