fetch-pack.h

   1 #ifndef FETCH_PACK_H
   2 #define FETCH_PACK_H
   3
   4 #include "string-list.h"
   5 #include "run-command.h"
   6 #include "protocol.h"
   7 #include "list-objects-filter-options.h"
   8
   9 struct oid_array;
  10
  11 struct fetch_pack_args {
  12         const char *uploadpack;
  13         int unpacklimit;
  14         int depth;
  15         const char *deepen_since;
  16         const struct string_list *deepen_not;
  17         struct list_objects_filter_options filter_options;
  18         const struct string_list *server_options;
  19
  20         /*
  21          * If not NULL, during packfile negotiation, fetch-pack will send "have"
  22          * lines only with these tips and their ancestors.
  23          */
  24         const struct oid_array *negotiation_tips;
  25
  26         unsigned deepen_relative:1;
  27         unsigned quiet:1;
  28         unsigned keep_pack:1;
  29         unsigned lock_pack:1;
  30         unsigned use_thin_pack:1;
  31         unsigned fetch_all:1;
  32         unsigned stdin_refs:1;
  33         unsigned diag_url:1;
  34         unsigned verbose:1;
  35         unsigned no_progress:1;
  36         unsigned include_tag:1;
  37         unsigned stateless_rpc:1;
  38         unsigned check_self_contained_and_connected:1;
  39         unsigned self_contained_and_connected:1;
  40         unsigned cloning:1;
  41         unsigned update_shallow:1;
  42         unsigned deepen:1;
  43         unsigned from_promisor:1;
  44
  45         /*
  46          * Attempt to fetch only the wanted objects, and not any objects
  47          * referred to by them. Due to protocol limitations, extraneous
  48          * objects may still be included. (When fetching non-blob
  49          * objects, only blobs are excluded; when fetching a blob, the
  50          * blob itself will still be sent. The client does not need to
  51          * know whether a wanted object is a blob or not.)
  52          *
  53          * If 1, fetch_pack() will also not modify any object flags.
  54          * This allows fetch_pack() to safely be called by any function,
  55          * regardless of which object flags it uses (if any).
  56          */
  57         unsigned no_dependents:1;
  58
  59         /*
  60          * Because fetch_pack() overwrites the shallow file upon a
  61          * successful deepening non-clone fetch, if this struct
  62          * specifies such a fetch, fetch_pack() needs to perform a
  63          * connectivity check before deciding if a fetch is successful
  64          * (and overwriting the shallow file). fetch_pack() sets this
  65          * field to 1 if such a connectivity check was performed.
  66          *
  67          * This is different from check_self_contained_and_connected
  68          * in that the former allows existing objects in the
  69          * repository to satisfy connectivity needs, whereas the
  70          * latter doesn't.
  71          */
  72         unsigned connectivity_checked:1;
  73 };
  74
  75 /*
  76  * sought represents remote references that should be updated from.
  77  * On return, the names that were found on the remote will have been
  78  * marked as such.
  79  */
  80 struct ref *fetch_pack(struct fetch_pack_args *args,
  81                        int fd[], struct child_process *conn,
  82                        const struct ref *ref,
  83                        const char *dest,
  84                        struct ref **sought,
  85                        int nr_sought,
  86                        struct oid_array *shallow,
  87                        char **pack_lockfile,
  88                        enum protocol_version version);
  89
  90 /*
  91  * Print an appropriate error message for each sought ref that wasn't
  92  * matched.  Return 0 if all sought refs were matched, otherwise 1.
  93  */
  94 int report_unmatched_refs(struct ref **sought, int nr_sought);
  95
  96 #endif