di_lnode_devinfo(3devinfo)

1di_lnode_name(3DEVINFOD)evice Information Library Functiondsi_lnode_name(3DEVINFO)
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NAME

6       di_lnode_name,  di_lnode_devinfo,  di_lnode_devt  -  return  libdevinfo
7       lnode information
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SYNOPSIS

10       cc [ flag... ] file... -ldevinfo [ library... ]
11       #include <libdevinfo.h>
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13       char *di_lnode_name(di_lnode_t lnode);
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16       di_node_t di_lnode_devinfo(di_lnode_t lnode);
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19       int di_lnode_devt(di_lnode_t lnode, dev_t *devt);
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PARAMETERS

23       lnode    A handle to an lnode.
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26       devt     A pointer to a dev_t that can be returned.
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DESCRIPTION

30       These functions return libdevinfo lnode information.
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33       The di_lnode_name() function returns a pointer to the  name  associated
34       with lnode.
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37       The  di_lnode_devinfo()  function  returns  a handle to the device node
38       associated with lnode.
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41       The di_lnode_devt() function sets the dev_t  pointed  to  by  the  devt
42       parameter to the dev_t associated with lnode.
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RETURN VALUES

45       The  di_lnode_name()  function returns a pointer to the name associated
46       with lnode.
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49       The di_lnode_devinfo() function returns a handle  to  the  device  node
50       associated with lnode.
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53       The  di_lnode_devt()  function  returns  0  if  the requested attribute
54       exists in lnode and was  returned.  It  returns  −1  if  the  requested
55       attribute does not exist and sets errno to indicate the error.
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ERRORS

58       The di_lnode_devt() function will fail if:
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60       EINVAL    An argument was invalid.
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ATTRIBUTES

64       See attributes(5) for descriptions of the following attributes:
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69       ┌─────────────────────────────┬─────────────────────────────┐
70       │      ATTRIBUTE TYPE         │      ATTRIBUTE VALUE        │
71       ├─────────────────────────────┼─────────────────────────────┤
72       │Interface Stability          │Evolving                     │
73       ├─────────────────────────────┼─────────────────────────────┤
74       │MT-Level                     │Safe                         │
75       └─────────────────────────────┴─────────────────────────────┘
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