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util: Added IPv6 support in help funtions addreq and str2addr 

Signed-off-by: Anders Selhammer <anders.selhammer@est.tech>
master
Anders Selhammer 2018-10-23 12:09:47 +00:00 committed by Richard Cochran
parent 8f2f9bbcab
commit d88b4ff229
1 changed files with 15 additions and 2 deletions
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17
util.c
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@ -80,13 +80,17 @@ int addreq(enum transport_type type, struct address *a, struct address *b)
bufb = &b->sin.sin_addr;
len = sizeof(a->sin);
break;
case TRANS_UDP_IPV6:
bufa = &a->sin6.sin6_addr;
bufb = &b->sin6.sin6_addr;
len = sizeof(a->sin6);
break;
case TRANS_IEEE_802_3:
bufa = &a->sll.sll_addr;
bufb = &b->sll.sll_addr;
len = MAC_LEN;
break;
case TRANS_UDS:
case TRANS_UDP_IPV6:
case TRANS_DEVICENET:
case TRANS_CONTROLNET:
case TRANS_PROFINET:
@ -171,12 +175,12 @@ int str2addr(enum transport_type type, const char *s, struct address *addr)
{
unsigned char mac[MAC_LEN];
struct in_addr ipv4_addr;
struct in6_addr ipv6_addr;
memset(addr, 0, sizeof(*addr));
switch (type) {
case TRANS_UDS:
case TRANS_UDP_IPV6:
case TRANS_DEVICENET:
case TRANS_CONTROLNET:
case TRANS_PROFINET:
@ -191,6 +195,15 @@ int str2addr(enum transport_type type, const char *s, struct address *addr)
addr->sin.sin_addr = ipv4_addr;
addr->len = sizeof(addr->sin);
break;
case TRANS_UDP_IPV6:
if (1 != inet_pton(AF_INET6, s, &ipv6_addr)) {
pr_err("bad IPv6 address");
return -1;
}
addr->sin6.sin6_family = AF_INET6;
addr->sin6.sin6_addr = ipv6_addr;
addr->len = sizeof(addr->sin6);
break;
case TRANS_IEEE_802_3:
if (str2mac(s, mac)) {
pr_err("bad Layer-2 address");