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Merge pull request #1131 from SummerGGift/fix_bug_in_nfs_ipv6 

[nfs] : fix bug in nfs when enable ipv6
This commit is contained in:
Bernard Xiong 2017-12-25 19:35:39 +08:00 committed by GitHub
parent c90573197a 3b548038e1
commit 2289f6ac1c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 36 additions and 38 deletions
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28
components/dfs/filesystems/nfs/rpc/clnt_generic.c
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@ -45,31 +45,29 @@ CLIENT *clnt_create (const char *hostname, const unsigned long prog,
const unsigned long vers, const char *proto)
{
int sock;
struct hostent *h;
struct sockaddr_in sin;
struct sockaddr_in server;
struct addrinfo hint, *res = NULL;
struct timeval tv;
CLIENT *client;
int ret;
h = (struct hostent *)gethostbyname(hostname);
if (h == NULL) {
rt_kprintf("unknown host\n");
return (NULL);
memset(&hint, 0, sizeof(hint));
ret = getaddrinfo(hostname, NULL, &hint, &res);
if (ret != 0)
{
rt_kprintf("getaddrinfo err: %d '%s'\n", ret, hostname);
return NULL;
}
if (h->h_addrtype != AF_INET) {
rt_kprintf("unknow inet\n");
return (NULL);
}
memset((char*)&sin,0,sizeof(sin));
sin.sin_family = h->h_addrtype;
sin.sin_port = 0;
memmove((char *) &sin.sin_addr, h->h_addr, h->h_length);
memcpy(&server, res->ai_addr, sizeof(struct sockaddr_in));
freeaddrinfo(res);
sock = -1;
if (strcmp(proto, "udp") == 0)
{
tv.tv_sec = 5;
tv.tv_usec = 0;
client = clntudp_create(&sin, prog, vers, tv, &sock);
client = clntudp_create(&server, prog, vers, tv, &sock);
if (client == NULL) return NULL;
tv.tv_sec = 1;
clnt_control(client, CLSET_TIMEOUT, (char *)&tv);