#include "xlat/getsockipv6options.h"
#include "xlat/setsockipv6options.h"
#include "xlat/sockipxoptions.h"
-#include "xlat/sockrawoptions.h"
+#include "xlat/socknetlinkoptions.h"
#include "xlat/sockpacketoptions.h"
+#include "xlat/sockrawoptions.h"
#include "xlat/socksctpoptions.h"
#include "xlat/socktcpoptions.h"
case SOL_RAW:
printxval(sockrawoptions, name, "RAW_???");
break;
+ case SOL_NETLINK:
+ printxval(socknetlinkoptions, name, "NETLINK_???");
+ break;
/* Other SOL_* protocol levels still need work. */
static void
print_set_linger(struct tcb *const tcp, const kernel_ulong_t addr,
- const unsigned int len)
+ const int len)
{
struct linger linger;
- if (len < sizeof(linger) ||
- umove(tcp, addr, &linger) < 0) {
+ if (len < (int) sizeof(linger)) {
printaddr(addr);
- return;
+ } else if (!umove_or_printaddr(tcp, addr, &linger)) {
+ PRINT_FIELD_D("{", linger, l_onoff);
+ PRINT_FIELD_D(", ", linger, l_linger);
+ tprints("}");
}
-
- PRINT_FIELD_D("{", linger, l_onoff);
- PRINT_FIELD_D(", ", linger, l_linger);
- tprints("}");
}
static void
umove(tcp, addr, &stats) < 0) {
printaddr(addr);
} else {
- tprintf("{packets=%u, drops=%u}",
- stats.tp_packets,
- stats.tp_drops);
+ PRINT_FIELD_U("{", stats, tp_packets);
+ PRINT_FIELD_U("{", stats, tp_drops);
+ tprints("}");
}
}
#endif /* PACKET_STATISTICS */
tprints(")");
}
+static bool
+print_uint32(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
+{
+ tprintf("%u", *(uint32_t *) elem_buf);
+
+ return true;
+}
+
static void
print_getsockopt(struct tcb *const tcp, const unsigned int level,
const unsigned int name, const kernel_ulong_t addr,
- const int len)
+ const int ulen, const int rlen)
{
if (addr && verbose(tcp))
switch (level) {
case SOL_SOCKET:
switch (name) {
case SO_LINGER:
- print_get_linger(tcp, addr, len);
+ print_get_linger(tcp, addr, rlen);
return;
#ifdef SO_PEERCRED
case SO_PEERCRED:
- print_ucred(tcp, addr, len);
+ print_ucred(tcp, addr, rlen);
return;
#endif
#ifdef SO_ATTACH_FILTER
case SO_ATTACH_FILTER:
- if (len && (unsigned short) len == (unsigned int) len)
- print_sock_fprog(tcp, addr, len);
+ if (rlen && (unsigned short) rlen == (unsigned int) rlen)
+ print_sock_fprog(tcp, addr, rlen);
else
printaddr(addr);
return;
switch (name) {
#ifdef PACKET_STATISTICS
case PACKET_STATISTICS:
- print_tpacket_stats(tcp, addr, len);
+ print_tpacket_stats(tcp, addr, rlen);
return;
#endif
}
case SOL_RAW:
switch (name) {
case ICMP_FILTER:
- print_icmp_filter(tcp, addr, len);
+ print_icmp_filter(tcp, addr, rlen);
return;
}
break;
+
+ case SOL_NETLINK:
+ if (ulen < 0 || rlen < 0) {
+ /*
+ * As the kernel neither accepts nor returns a negative
+ * length, in case of successful getsockopt syscall
+ * invocation these negative values must have come
+ * from userspace.
+ */
+ printaddr(addr);
+ return;
+ }
+ switch (name) {
+ case NETLINK_LIST_MEMBERSHIPS: {
+ uint32_t buf;
+ print_array(tcp, addr, MIN(ulen, rlen) / sizeof(buf),
+ &buf, sizeof(buf),
+ umoven_or_printaddr, print_uint32, 0);
+ break;
+ }
+ default:
+ printnum_int(tcp, addr, "%d");
+ break;
+ }
+ return;
}
/* default arg printing */
if (verbose(tcp)) {
- if (len == sizeof(int)) {
+ if (rlen == sizeof(int)) {
printnum_int(tcp, addr, "%d");
} else {
- printstrn(tcp, addr, len);
+ printstrn(tcp, addr, rlen);
}
} else {
printaddr(addr);
tprintf(", [%d]", ulen);
} else {
print_getsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
- tcp->u_arg[3], rlen);
+ tcp->u_arg[3], ulen, rlen);
if (ulen != rlen)
tprintf(", [%d->%d]", ulen, rlen);
else
#ifdef IP_ADD_MEMBERSHIP
static void
print_mreq(struct tcb *const tcp, const kernel_ulong_t addr,
- const unsigned int len)
+ const int len)
{
struct ip_mreq mreq;
- if (len < sizeof(mreq)) {
- printstrn(tcp, addr, len);
- return;
+ if (len < (int) sizeof(mreq)) {
+ printaddr(addr);
+ } else if (!umove_or_printaddr(tcp, addr, &mreq)) {
+ PRINT_FIELD_INET4_ADDR("{", mreq, imr_multiaddr);
+ PRINT_FIELD_INET4_ADDR(", ", mreq, imr_interface);
+ tprints("}");
}
- if (umove_or_printaddr(tcp, addr, &mreq))
- return;
-
- tprintf("{imr_multiaddr=inet_addr(\"%s\")",
- inet_ntoa(mreq.imr_multiaddr));
- tprintf(", imr_interface=inet_addr(\"%s\")}",
- inet_ntoa(mreq.imr_interface));
}
#endif /* IP_ADD_MEMBERSHIP */
#ifdef IPV6_ADD_MEMBERSHIP
static void
print_mreq6(struct tcb *const tcp, const kernel_ulong_t addr,
- const unsigned int len)
+ const int len)
{
struct ipv6_mreq mreq;
- if (len < sizeof(mreq)) {
- printstrn(tcp, addr, len);
- return;
- }
- if (umove_or_printaddr(tcp, addr, &mreq))
- return;
-
- PRINT_FIELD_INET_ADDR("{", mreq, ipv6mr_multiaddr, AF_INET6);
-
- tprints(", ipv6mr_interface=");
- print_ifindex(mreq.ipv6mr_interface);
- tprints("}");
-}
-#endif /* IPV6_ADD_MEMBERSHIP */
-
-#ifdef MCAST_JOIN_GROUP
-static void
-print_group_req(struct tcb *const tcp, const kernel_ulong_t addr, const int len)
-{
- struct group_req greq;
-
- if (len != sizeof(greq) ||
- umove(tcp, addr, &greq) < 0) {
+ if (len < (int) sizeof(mreq)) {
printaddr(addr);
- return;
+ } else if (!umove_or_printaddr(tcp, addr, &mreq)) {
+ PRINT_FIELD_INET_ADDR("{", mreq, ipv6mr_multiaddr, AF_INET6);
+ PRINT_FIELD_IFINDEX(", ", mreq, ipv6mr_interface);
+ tprints("}");
}
-
- tprintf("{gr_interface=%u, gr_group=", greq.gr_interface);
- print_sockaddr(tcp, &greq.gr_group, sizeof(greq.gr_group));
- tprints("}");
-
}
-#endif /* MCAST_JOIN_GROUP */
+#endif /* IPV6_ADD_MEMBERSHIP */
#ifdef PACKET_RX_RING
static void
umove(tcp, addr, &req) < 0) {
printaddr(addr);
} else {
- tprintf("{block_size=%u, block_nr=%u, "
- "frame_size=%u, frame_nr=%u}",
- req.tp_block_size,
- req.tp_block_nr,
- req.tp_frame_size,
- req.tp_frame_nr);
+ PRINT_FIELD_U("{", req, tp_block_size);
+ PRINT_FIELD_U(", ", req, tp_block_nr);
+ PRINT_FIELD_U(", ", req, tp_frame_size);
+ PRINT_FIELD_U(", ", req, tp_frame_nr);
+ tprints("}");
}
}
#endif /* PACKET_RX_RING */
} else {
unsigned int i;
- tprintf("{mr_ifindex=%u, mr_type=", mreq.mr_ifindex);
- printxval(packet_mreq_type, mreq.mr_type, "PACKET_MR_???");
- tprintf(", mr_alen=%u, mr_address=", mreq.mr_alen);
+ PRINT_FIELD_IFINDEX("{", mreq, mr_ifindex);
+ PRINT_FIELD_XVAL(", ", mreq, mr_type, packet_mreq_type,
+ "PACKET_MR_???");
+ PRINT_FIELD_U(", ", mreq, mr_alen);
+ tprints(", mr_address=");
if (mreq.mr_alen > ARRAY_SIZE(mreq.mr_address))
mreq.mr_alen = ARRAY_SIZE(mreq.mr_address);
for (i = 0; i < mreq.mr_alen; ++i)
print_mreq6(tcp, addr, len);
return;
#endif /* IPV6_ADD_MEMBERSHIP */
+#ifdef MCAST_JOIN_GROUP
+ case MCAST_JOIN_GROUP:
+ case MCAST_LEAVE_GROUP:
+ print_group_req(tcp, addr, len);
+ return;
+#endif /* MCAST_JOIN_GROUP */
}
break;
return;
}
break;
+
+ case SOL_NETLINK:
+ if (len < (int) sizeof(int))
+ printaddr(addr);
+ else
+ printnum_int(tcp, addr, "%d");
+ return;
}
/* default arg printing */
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