third-party-mirrors/sslh
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Fix fd2fd return value which should not be -1 on error

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yrutschle committed 2019-05-13 15:21:22 +02:00
1 parent e528f519bc
commit d5baed3f18
3 files changed
+15 -15
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common.c
+10 -10
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@@ -239,7 +239,7 @@ int bind_peer(int fd, int fd_from)
/* getpeername can fail with ENOTCONN if connection was dropped before we
* got here */
res = getpeername(fd_from, from.ai_addr, &from.ai_addrlen);
CHECK_RES_RETURN(res, "getpeername");
CHECK_RES_RETURN(res, "getpeername", res);
/* if the destination is the same machine, there's no need to do bind */
if (is_same_machine(&from))
@@ -251,16 +251,16 @@ int bind_peer(int fd, int fd_from)
#else
if (from.ai_addr->sa_family==AF_INET) { /* IPv4 */
res = setsockopt(fd, IPPROTO_IP, IP_BINDANY, &trans, sizeof(trans));
CHECK_RES_RETURN(res, "setsockopt IP_BINDANY");
CHECK_RES_RETURN(res, "setsockopt IP_BINDANY", res);
#ifdef IPV6_BINDANY
} else { /* IPv6 */
res = setsockopt(fd, IPPROTO_IPV6, IPV6_BINDANY, &trans, sizeof(trans));
CHECK_RES_RETURN(res, "setsockopt IPV6_BINDANY");
CHECK_RES_RETURN(res, "setsockopt IPV6_BINDANY", res);
#endif /* IPV6_BINDANY */
}
#endif /* IP_TRANSPARENT / IP_BINDANY */
res = bind(fd, from.ai_addr, from.ai_addrlen);
CHECK_RES_RETURN(res, "bind");
CHECK_RES_RETURN(res, "bind", res);
return 0;
}
@@ -281,7 +281,7 @@ int connect_addr(struct connection *cnx, int fd_from)
from.ai_addrlen = sizeof(ss);
res = getpeername(fd_from, from.ai_addr, &from.ai_addrlen);
CHECK_RES_RETURN(res, "getpeername");
CHECK_RES_RETURN(res, "getpeername", res);
for (a = cnx->proto->saddr; a; a = a->ai_next) {
/* When transparent, make sure both connections use the same address family */
@@ -304,7 +304,7 @@ int connect_addr(struct connection *cnx, int fd_from)
if (cfg.transparent) {
res = bind_peer(fd, fd_from);
CHECK_RES_RETURN(res, "bind_peer");
CHECK_RES_RETURN(res, "bind_peer", res);
}
res = connect(fd, a->ai_addr, a->ai_addrlen);
if (res == -1) {
@@ -321,7 +321,7 @@ int connect_addr(struct connection *cnx, int fd_from)
} else {
if (cnx->proto->keepalive) {
res = setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, (char*)&one, sizeof(one));
CHECK_RES_RETURN(res, "setsockopt(SO_KEEPALIVE)");
CHECK_RES_RETURN(res, "setsockopt(SO_KEEPALIVE)", res);
}
return fd;
}
@@ -428,7 +428,7 @@ int fd2fd(struct queue *target_q, struct queue *from_q)
}
}
CHECK_RES_RETURN(size_r, "read");
CHECK_RES_RETURN(size_r, "read",FD_CNXCLOSED);
if (size_r == 0)
return FD_CNXCLOSED;
@@ -453,7 +453,7 @@ int fd2fd(struct queue *target_q, struct queue *from_q)
return FD_STALLED;
}
CHECK_RES_RETURN(size_w, "write");
CHECK_RES_RETURN(size_w, "write", FD_CNXCLOSED);
return size_w;
}
@@ -625,7 +625,7 @@ int check_access_rights(int in_socket, const char* service)
int res;
res = getpeername(in_socket, &peer.saddr, &size);
CHECK_RES_RETURN(res, "getpeername");
CHECK_RES_RETURN(res, "getpeername", res);
/* extract peer address */
res = getnameinfo(&peer.saddr, size, addr_str, sizeof(addr_str), NULL, 0, NI_NUMERICHOST);