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-rw-r--r--ip_icmp.c2
-rw-r--r--socket.c2
-rw-r--r--socket.h12
-rw-r--r--tcp_subr.c2
4 files changed, 15 insertions, 3 deletions
diff --git a/ip_icmp.c b/ip_icmp.c
index 917aeae..88cde36 100644
--- a/ip_icmp.c
+++ b/ip_icmp.c
@@ -188,7 +188,7 @@ void icmp_input(struct mbuf *m, int hlen)
sotranslate_out(so, &addr);
if (sendto(so->s, icmp_ping_msg, strlen(icmp_ping_msg), 0,
- (struct sockaddr *)&addr, sizeof(addr)) == -1) {
+ (struct sockaddr *)&addr, sockaddr_size(&addr)) == -1) {
DEBUG_MISC((dfd, "icmp_input udp sendto tx errno = %d-%s\n",
errno, strerror(errno)));
icmp_send_error(m, ICMP_UNREACH, ICMP_UNREACH_NET, 0,
diff --git a/socket.c b/socket.c
index f3b460d..ee76941 100644
--- a/socket.c
+++ b/socket.c
@@ -635,7 +635,7 @@ int sosendto(struct socket *so, struct mbuf *m)
/* Don't care what port we get */
ret = sendto(so->s, m->m_data, m->m_len, 0, (struct sockaddr *)&addr,
- sizeof(addr));
+ sockaddr_size(&addr));
if (ret < 0)
return -1;
diff --git a/socket.h b/socket.h
index 41b54c8..f48370f 100644
--- a/socket.h
+++ b/socket.h
@@ -127,6 +127,18 @@ static inline int sockaddr_equal(struct sockaddr_storage *a,
return 0;
}
+static inline socklen_t sockaddr_size(struct sockaddr_storage *a)
+{
+ switch (a->ss_family) {
+ case AF_INET:
+ return sizeof(struct sockaddr_in);
+ case AF_INET6:
+ return sizeof(struct sockaddr_in6);
+ default:
+ g_assert_not_reached();
+ }
+}
+
struct socket *solookup(struct socket **, struct socket *,
struct sockaddr_storage *, struct sockaddr_storage *);
struct socket *socreate(Slirp *);
diff --git a/tcp_subr.c b/tcp_subr.c
index 270e362..2a82c35 100644
--- a/tcp_subr.c
+++ b/tcp_subr.c
@@ -411,7 +411,7 @@ int tcp_fconnect(struct socket *so, unsigned short af)
sotranslate_out(so, &addr);
/* We don't care what port we get */
- ret = connect(s, (struct sockaddr *)&addr, sizeof(addr));
+ ret = connect(s, (struct sockaddr *)&addr, sockaddr_size(&addr));
/*
* If it's not in progress, it failed, so we just return 0,