src/commit_list.h

   1 /*
   2  * Copyright (C) the libgit2 contributors. All rights reserved.
   3  *
   4  * This file is part of libgit2, distributed under the GNU GPL v2 with
   5  * a Linking Exception. For full terms see the included COPYING file.
   6  */
   7 #ifndef INCLUDE_commit_list_h__
   8 #define INCLUDE_commit_list_h__
   9
  10 #include "git2/oid.h"
  11
  12 #define PARENT1  (1 << 0)
  13 #define PARENT2  (1 << 1)
  14 #define RESULT   (1 << 2)
  15 #define STALE    (1 << 3)
  16 #define ALL_FLAGS (PARENT1 | PARENT2 | STALE | RESULT)
  17
  18 #define PARENTS_PER_COMMIT      2
  19 #define COMMIT_ALLOC \
  20         (sizeof(git_commit_list_node) + PARENTS_PER_COMMIT * sizeof(git_commit_list_node *))
  21
  22 #define FLAG_BITS 4
  23
  24 typedef struct git_commit_list_node {
  25         git_oid oid;
  26         int64_t time;
  27         unsigned int seen:1,
  28                          uninteresting:1,
  29                          topo_delay:1,
  30                          parsed:1,
  31                          flags : FLAG_BITS;
  32
  33         unsigned short in_degree;
  34         unsigned short out_degree;
  35
  36         struct git_commit_list_node **parents;
  37 } git_commit_list_node;
  38
  39 typedef struct git_commit_list {
  40         git_commit_list_node *item;
  41         struct git_commit_list *next;
  42 } git_commit_list;
  43
  44 git_commit_list_node *git_commit_list_alloc_node(git_revwalk *walk);
  45 int git_commit_list_time_cmp(const void *a, const void *b);
  46 void git_commit_list_free(git_commit_list **list_p);
  47 git_commit_list *git_commit_list_insert(git_commit_list_node *item, git_commit_list **list_p);
  48 git_commit_list *git_commit_list_insert_by_date(git_commit_list_node *item, git_commit_list **list_p);
  49 int git_commit_list_parse(git_revwalk *walk, git_commit_list_node *commit);
  50 git_commit_list_node *git_commit_list_pop(git_commit_list **stack);
  51
  52 #endif