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author | brooks <brooks@FreeBSD.org> | 2001-07-02 20:50:37 +0000 |
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committer | brooks <brooks@FreeBSD.org> | 2001-07-02 20:50:37 +0000 |
commit | ed84560ca76e0e8ce75e80045823b2444fb96675 (patch) | |
tree | 50234ab4e2c4d29437ba63f052e470fe2cb00a82 /share/man | |
parent | 5da97d80e2d7042b9d86959519aca3d58066ca21 (diff) | |
download | FreeBSD-src-ed84560ca76e0e8ce75e80045823b2444fb96675.zip FreeBSD-src-ed84560ca76e0e8ce75e80045823b2444fb96675.tar.gz |
Document network device cloning ioctls.
Reviewed by: ru, ume
MFC after: 1 week
Diffstat (limited to 'share/man')
-rw-r--r-- | share/man/man4/netintro.4 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/share/man/man4/netintro.4 b/share/man/man4/netintro.4 index ab92408..32bc7b5 100644 --- a/share/man/man4/netintro.4 +++ b/share/man/man4/netintro.4 @@ -252,6 +252,15 @@ Set interface routing metric. The metric is used only by user-level routers. .It Dv SIOCGIFMETRIC Get interface metric. +.It Dv SIOCIFCREATE +Attempt to create the specified interface. +If the interface name is given without a unit number the system +will attempt to create a new interface with an arbitrary unit number. +On sucessful return the +.Ar ifr_name +field will contain the new interface name. +.It Dv SIOCIFDESTROY +Attempt to destroy the specified interface. .El .Pp There are two requests that make use of a new structure: @@ -293,6 +302,25 @@ pointed to by .Ar ifc_buf . On return it will contain the length, in bytes, of the configuration list. +.It Dv SIOCIFGCLONERS +Get list of clonable interfaces. +This request takes an +.Ar if_clonereq +structure (see below) as a value-result parameter. +The +.Ar ifcr_count +field should be set to the number of +.Dv IFNAMSIZ +sized strings that can be fit in the buffer pointed to by +.Ar ifcr_buffer . +On return +.Ar ifcr_total +will be set the the number of clonable interfaces and the buffer pointed +to by +.Ar ifcr_buffer +will be filled with the names of clonable interfaces aligned on +.Dv IFNAMSIZ +boundaries. .El .Bd -literal /* @@ -323,6 +351,15 @@ struct ifconf { #define ifc_req ifc_ifcu.ifcu_req /* array of structures returned */ }; .Ed +.Pp +.Bd -literal +/* Structure used in SIOCIFGCLONERS request. */ +struct if_clonereq { + int ifcr_total; /* total cloners (out) */ + int ifcr_count; /* room for this many in user buffer */ + char *ifcr_buffer; /* buffer for cloner names */ +}; +.Ed .Sh SEE ALSO .Xr ioctl 2 , .Xr socket 2 , |