src/vector.h

   1 /*
   2  * Copyright (C) 2009-2011 the libgit2 contributors
   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_vector_h__
   8 #define INCLUDE_vector_h__
   9
  10 #include "git2/common.h"
  11
  12 typedef int (*git_vector_cmp)(const void *, const void *);
  13
  14 typedef struct git_vector {
  15         unsigned int _alloc_size;
  16         git_vector_cmp _cmp;
  17         void **contents;
  18         unsigned int length;
  19         int sorted;
  20 } git_vector;
  21
  22 int git_vector_init(git_vector *v, unsigned int initial_size, git_vector_cmp cmp);
  23 void git_vector_free(git_vector *v);
  24 void git_vector_clear(git_vector *v);
  25
  26 int git_vector_search(git_vector *v, const void *entry);
  27 int git_vector_search2(git_vector *v, git_vector_cmp cmp, const void *key);
  28
  29 int git_vector_bsearch(git_vector *v, const void *entry);
  30 int git_vector_bsearch2(git_vector *v, git_vector_cmp cmp, const void *key);
  31
  32 void git_vector_sort(git_vector *v);
  33
  34 GIT_INLINE(void *) git_vector_get(git_vector *v, unsigned int position)
  35 {
  36         return (position < v->length) ? v->contents[position] : NULL;
  37 }
  38
  39 #define git_vector_foreach(v, iter, elem)       \
  40         for ((iter) = 0; (iter) < (v)->length && ((elem) = (v)->contents[(iter)], 1); (iter)++ )
  41
  42 int git_vector_insert(git_vector *v, void *element);
  43 int git_vector_remove(git_vector *v, unsigned int idx);
  44 void git_vector_uniq(git_vector *v);
  45 #endif