libnl  3.2.24-rc1
ClassID Management

Data Structures

struct  classid_map
 

Macros

#define CLASSID_NAME_HT_SIZ   256
 

Traffic Control Handle Translations

char * rtnl_tc_handle2str (uint32_t handle, char *buf, size_t len)
 Convert a traffic control handle to a character string (Reentrant). More...
 
int rtnl_tc_str2handle (const char *str, uint32_t *res)
 Convert a charactering strint to a traffic control handle. More...
 
int rtnl_tc_read_classid_file (void)
 (Re-)read classid file More...
 
int rtnl_classid_generate (const char *name, uint32_t *result, uint32_t parent)
 

Detailed Description

Function Documentation

char* rtnl_tc_handle2str ( uint32_t  handle,
char *  buf,
size_t  len 
)

Convert a traffic control handle to a character string (Reentrant).

Parameters
handletraffic control handle
bufdestination buffer
lenbuffer length

Converts a tarffic control handle to a character string in the form of MAJ:MIN and stores it in the specified destination buffer.

Returns
The destination buffer or the type encoded in hexidecimal form if no match was found.

Definition at line 109 of file classid.c.

int rtnl_tc_str2handle ( const char *  str,
uint32_t *  res 
)

Convert a charactering strint to a traffic control handle.

Parameters
strtraffic control handle as character string
resdestination buffer

Converts the provided character string specifying a traffic control handle to the corresponding numeric value.

The handle must be provided in one of the following formats:

  • NAME
  • root
  • none
  • MAJ:
  • :MIN
  • NAME:MIN
  • MAJ:MIN
  • MAJMIN
Returns
0 on success or a negative error code

Definition at line 154 of file classid.c.

Referenced by rtnl_tc_read_classid_file().

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int rtnl_tc_read_classid_file ( void  )

(Re-)read classid file

Rereads the contents of the classid file (typically found at the location /etc/libnl/classid) and refreshes the classid maps.

Returns
0 on success or a negative error code.

Definition at line 311 of file classid.c.

References rtnl_tc_str2handle().

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