diff options
Diffstat (limited to 'source/storage/b_tree.c')
| -rw-r--r-- | source/storage/b_tree.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/source/storage/b_tree.c b/source/storage/b_tree.c index 4b42496..6a0e76d 100644 --- a/source/storage/b_tree.c +++ b/source/storage/b_tree.c | |||
| @@ -1,14 +1,25 @@ | |||
| 1 | 1 | ||
| 2 | // TODO(nasr): | 2 | // TODO(nasr): 1. splitting the tree when getting too big? (horizontally) 2. joining trees? |
| 3 | // 1. splitting the tree when getting too big? (horizontally) | ||
| 4 | // 2. joining trees? | ||
| 5 | 3 | ||
| 6 | 4 | internal b_tree_node * | |
| 7 | internal void | 5 | node_alloc(mem_arena *arena) |
| 8 | b_tree_create(mem_arena *arena, u16 order) | ||
| 9 | { | 6 | { |
| 7 | b_tree_node *node = PushStructZero(arena, type); | ||
| 8 | node->leaf = 1; | ||
| 9 | return node; | ||
| 10 | } | ||
| 10 | 11 | ||
| 12 | // NOTE(nasr): @return the index of of the found element | ||
| 13 | internal i32 | ||
| 14 | node_find_pos(mem_arena *arena, string8 value) | ||
| 15 | { | ||
| 16 | i32 i = 0; | ||
| 17 | while (i < n->key_count && str8_cmp(n->keys[i], k) < 0) | ||
| 18 | { | ||
| 19 | ++i; | ||
| 20 | } | ||
| 11 | 21 | ||
| 22 | return i; | ||
| 12 | } | 23 | } |
| 13 | 24 | ||
| 14 | // NOTE(nasr): nodes that get passed as parameters should've already been loaded into memory | 25 | // NOTE(nasr): nodes that get passed as parameters should've already been loaded into memory |
