1 #include <stdio.h> 2 #include <stdlib.h> 3 #include "kerncompat.h" 4 #include "radix-tree.h" 5 #include "ctree.h" 6 #include "disk-io.h" 7 8 void print_leaf(struct leaf *l) 9 { 10 int i; 11 int nr = l->header.nritems; 12 struct item *item; 13 struct extent_item *ei; 14 printf("leaf %Lu total ptrs %d free space %d\n", l->header.blocknr, nr, 15 leaf_free_space(l)); 16 fflush(stdout); 17 for (i = 0 ; i < nr ; i++) { 18 item = l->items + i; 19 printf("\titem %d key (%Lu %u %Lu) itemoff %d itemsize %d\n", 20 i, 21 item->key.objectid, item->key.flags, item->key.offset, 22 item->offset, item->size); 23 fflush(stdout); 24 printf("\t\titem data %.*s\n", item->size, l->data+item->offset); 25 ei = (struct extent_item *)(l->data + item->offset); 26 printf("\t\textent data %u %Lu\n", ei->refs, ei->owner); 27 fflush(stdout); 28 } 29 } 30 void print_tree(struct ctree_root *root, struct tree_buffer *t) 31 { 32 int i; 33 int nr; 34 struct node *c; 35 36 if (!t) 37 return; 38 c = &t->node; 39 nr = c->header.nritems; 40 if (c->header.blocknr != t->blocknr) 41 BUG(); 42 if (is_leaf(c->header.flags)) { 43 print_leaf((struct leaf *)c); 44 return; 45 } 46 printf("node %Lu level %d total ptrs %d free spc %lu\n", t->blocknr, 47 node_level(c->header.flags), c->header.nritems, 48 NODEPTRS_PER_BLOCK - c->header.nritems); 49 fflush(stdout); 50 for (i = 0; i < nr; i++) { 51 printf("\tkey %d (%Lu %u %Lu) block %Lu\n", 52 i, 53 c->keys[i].objectid, c->keys[i].flags, c->keys[i].offset, 54 c->blockptrs[i]); 55 fflush(stdout); 56 } 57 for (i = 0; i < nr; i++) { 58 struct tree_buffer *next_buf = read_tree_block(root, 59 c->blockptrs[i]); 60 struct node *next = &next_buf->node; 61 if (is_leaf(next->header.flags) && 62 node_level(c->header.flags) != 1) 63 BUG(); 64 if (node_level(next->header.flags) != 65 node_level(c->header.flags) - 1) 66 BUG(); 67 print_tree(root, next_buf); 68 tree_block_release(root, next_buf); 69 } 70 71 } 72 73