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[ipv6] Add "ipv6" setting type

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2013-11-14 12:34:35 +00:00
parent 95623e353b
commit c1570d3dfb
3 changed files with 70 additions and 0 deletions
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53
src/net/ipv6.c
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@@ -866,6 +866,59 @@ struct sockaddr_converter ipv6_sockaddr_converter __sockaddr_converter = {
.aton = ipv6_sock_aton,
};
/**
* Parse IPv6 address setting value
*
* @v type Setting type
* @v value Formatted setting value
* @v buf Buffer to contain raw value
* @v len Length of buffer
* @ret len Length of raw value, or negative error
*/
static int parse_ipv6_setting ( struct setting_type *type __unused,
const char *value, void *buf, size_t len ) {
struct in6_addr ipv6;
int rc;
/* Parse IPv6 address */
if ( ( rc = inet6_aton ( value, &ipv6 ) ) != 0 )
return rc;
/* Copy to buffer */
if ( len > sizeof ( ipv6 ) )
len = sizeof ( ipv6 );
memcpy ( buf, &ipv6, len );
return ( sizeof ( ipv6 ) );
}
/**
* Format IPv6 address setting value
*
* @v type Setting type
* @v raw Raw setting value
* @v raw_len Length of raw setting value
* @v buf Buffer to contain formatted value
* @v len Length of buffer
* @ret len Length of formatted value, or negative error
*/
static int format_ipv6_setting ( struct setting_type *type __unused,
const void *raw, size_t raw_len, char *buf,
size_t len ) {
const struct in6_addr *ipv6 = raw;
if ( raw_len < sizeof ( *ipv6 ) )
return -EINVAL;
return snprintf ( buf, len, "%s", inet6_ntoa ( ipv6 ) );
}
/** An IPv6 address setting type */
struct setting_type setting_type_ipv6 __setting_type = {
.name = "ipv6",
.parse = parse_ipv6_setting,
.format = format_ipv6_setting,
};
/**
* Perform IPv6 stateless address autoconfiguration (SLAAC)
*