Function that Search for the key of a certain object

[abdullahemad12]

Task

Write a function that, given a pointer to an object in the tree, returns the key of this object

Interface

/**
  *  cranbtree_t*, void* -> int
  * REQUIRES: the object to be already inserted in the tree
  * EFFECTS: Figures out the key of a given object in the tree
  * RETURNS: the key of the object, or -1 if the object was not found
  */
int cbt_key_search(cranbtree_t* cbt, void* object);

Stub

the stub for this function can be found at src/cranbtree.c

Testing

demonstrate that it works by writing tests