NAME | SYNOPSIS | DESCRIPTION | PARAMETERS | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO
#include <libdevinfo.h>int di_walk_node(di_node_t root, uint_t flag, void *arg, int (*node_callback)di_node_t node, void *arg);
di_walk_node() visits all nodes in the subtree rooted at root. For each node found, the caller-supplied function node_callback() is invoked. The return value of node_callback() specifies subsequent walking behavior.
Handle to the root node of the subtree to visit.
Specifies walking order, either DI_WALK_CLDFIRST (depth first) or DI_WALK_SIBFIRST (breadth first). DI_WALK_CLDFIRST is the default.
Pointer to caller–specific data.
0 is returned upon success. Otherwise, -1 is returned, and errno is set to indicate the error.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
MT Level | Safe |
Interface Stability | Evolving |
NAME | SYNOPSIS | DESCRIPTION | PARAMETERS | RETURN VALUES | ERRORS | ATTRIBUTES | SEE ALSO