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nexedi
babeld
Commits
078fe553
Commit
078fe553
authored
Nov 27, 2007
by
Juliusz Chroboczek
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Plain Diff
Implement parsing of IPv4 addresses and networks.
parent
6d1c55bb
Changes
1
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Showing
1 changed file
with
30 additions
and
6 deletions
+30
-6
util.c
util.c
+30
-6
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util.c
View file @
078fe553
...
...
@@ -212,8 +212,17 @@ format_prefix(const unsigned char *prefix, unsigned char plen)
int
parse_address
(
const
char
*
address
,
unsigned
char
*
addr_r
)
{
struct
in_addr
ina
;
struct
in6_addr
ina6
;
int
rc
;
rc
=
inet_pton
(
AF_INET
,
address
,
&
ina
);
if
(
rc
>
0
)
{
memcpy
(
addr_r
,
v4prefix
,
12
);
memcpy
(
addr_r
+
12
,
&
ina
,
4
);
return
0
;
}
rc
=
inet_pton
(
AF_INET6
,
address
,
&
ina6
);
if
(
rc
>
0
)
{
memcpy
(
addr_r
,
&
ina6
,
16
);
...
...
@@ -230,6 +239,8 @@ parse_net(const char *net, unsigned char *prefix_r, unsigned char *plen_r)
char
*
slash
,
*
end
;
unsigned
char
prefix
[
16
];
long
plen
;
struct
in_addr
ina
;
struct
in6_addr
ina6
;
int
rc
;
if
(
strcmp
(
net
,
"default"
)
==
0
)
{
...
...
@@ -247,12 +258,25 @@ parse_net(const char *net, unsigned char *prefix_r, unsigned char *plen_r)
return
-
1
;
memcpy
(
buf
,
net
,
slash
-
net
);
buf
[
slash
-
net
]
=
'\0'
;
rc
=
parse_address
(
buf
,
prefix
);
if
(
rc
<
0
)
return
rc
;
plen
=
strtol
(
slash
+
1
,
&
end
,
0
);
if
(
*
end
!=
'\0'
||
plen
<
0
||
plen
>
128
)
return
-
1
;
rc
=
inet_pton
(
AF_INET
,
buf
,
&
ina
);
if
(
rc
>
0
)
{
memcpy
(
prefix
,
v4prefix
,
12
);
memcpy
(
prefix
+
12
,
&
ina
,
4
);
plen
=
strtol
(
slash
+
1
,
&
end
,
0
);
if
(
*
end
!=
'\0'
||
plen
<
0
||
plen
>
32
)
return
-
1
;
plen
+=
96
;
}
else
{
rc
=
inet_pton
(
AF_INET6
,
buf
,
&
ina6
);
if
(
rc
>
0
)
{
memcpy
(
prefix
,
&
ina6
,
16
);
plen
=
strtol
(
slash
+
1
,
&
end
,
0
);
if
(
*
end
!=
'\0'
||
plen
<
0
||
plen
>
128
)
return
-
1
;
}
else
{
return
-
1
;
}
}
}
}
mask_prefix
(
prefix_r
,
prefix
,
plen
);
...
...
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