#include <sys/socket.h>
#include <sys/uio.h>
#include <sys/un.h>
-#if defined(HAVE_SIN6_SCOPE_ID_LINUX)
-# define in6_addr in6_addr_libc
-# define ipv6_mreq ipv6_mreq_libc
-# define sockaddr_in6 sockaddr_in6_libc
-#endif
#include <netinet/in.h>
#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#include <arpa/inet.h>
#include <net/if.h>
#include <asm/types.h>
-#if defined(__GLIBC__)
+#ifdef HAVE_NETIPX_IPX_H
# include <netipx/ipx.h>
#else
# include <linux/ipx.h>
#endif
-#if defined(__GLIBC__) && defined(HAVE_SIN6_SCOPE_ID_LINUX)
-# if defined(HAVE_LINUX_IN6_H)
-# if defined(HAVE_SIN6_SCOPE_ID_LINUX)
-# undef in6_addr
-# undef ipv6_mreq
-# undef sockaddr_in6
-# define in6_addr in6_addr_kernel
-# define ipv6_mreq ipv6_mreq_kernel
-# define sockaddr_in6 sockaddr_in6_kernel
-# endif
-# include <linux/in6.h>
-# if defined(HAVE_SIN6_SCOPE_ID_LINUX)
-# undef in6_addr
-# undef ipv6_mreq
-# undef sockaddr_in6
-# define in6_addr in6_addr_libc
-# define ipv6_mreq ipv6_mreq_libc
-# define sockaddr_in6 sockaddr_in6_kernel
-# endif
-# endif
-#endif
-
-#if defined(HAVE_LINUX_NETLINK_H)
-# include <linux/netlink.h>
+#if defined(HAVE_LINUX_IP_VS_H)
+# include <linux/ip_vs.h>
#endif
-#if defined(HAVE_LINUX_IF_PACKET_H)
-# include <linux/if_packet.h>
+#include <linux/netlink.h>
+#if defined(HAVE_LINUX_NETFILTER_ARP_ARP_TABLES_H)
+# include <linux/netfilter_arp/arp_tables.h>
#endif
-#if defined(HAVE_LINUX_ICMP_H)
-# include <linux/icmp.h>
+#if defined(HAVE_LINUX_NETFILTER_BRIDGE_EBTABLES_H)
+# include <linux/netfilter_bridge/ebtables.h>
#endif
-#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
-# include <bluetooth/bluetooth.h>
-# include <bluetooth/hci.h>
-# include <bluetooth/l2cap.h>
-# include <bluetooth/rfcomm.h>
-# include <bluetooth/sco.h>
+#if defined(HAVE_LINUX_NETFILTER_IPV4_IP_TABLES_H)
+# include <linux/netfilter_ipv4/ip_tables.h>
#endif
-#ifndef PF_UNSPEC
-# define PF_UNSPEC AF_UNSPEC
+#if defined(HAVE_LINUX_NETFILTER_IPV6_IP6_TABLES_H)
+# include <linux/netfilter_ipv6/ip6_tables.h>
#endif
+#include <linux/if_packet.h>
+#include <linux/icmp.h>
-#include "xlat/domains.h"
-#include "xlat/addrfams.h"
#include "xlat/socktypes.h"
#include "xlat/sock_type_flags.h"
#ifndef SOCK_TYPE_MASK
# define SOCK_TYPE_MASK 0xf
#endif
+
#include "xlat/socketlayers.h"
-/*** WARNING: DANGER WILL ROBINSON: NOTE "socketlayers" array above
- falls into "inet_protocols" array below!!!! This is intended!!! ***/
+
#include "xlat/inet_protocols.h"
-#ifdef PF_NETLINK
-#include "xlat/netlink_protocols.h"
+#if !defined NETLINK_SOCK_DIAG && defined NETLINK_INET_DIAG
+# define NETLINK_SOCK_DIAG NETLINK_INET_DIAG
#endif
+#include "xlat/netlink_protocols.h"
-#if defined(HAVE_BLUETOOTH_BLUETOOTH_H)
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
+# include <bluetooth/bluetooth.h>
# include "xlat/bt_protocols.h"
#endif
-#include "xlat/msg_flags.h"
-#include "xlat/sockoptions.h"
-
-#if !defined(SOL_IP) && defined(IPPROTO_IP)
-#define SOL_IP IPPROTO_IP
-#endif
-
-#ifdef SOL_IP
-#include "xlat/sockipoptions.h"
-#endif /* SOL_IP */
-
-#ifdef SOL_IPV6
-#include "xlat/sockipv6options.h"
-#endif /* SOL_IPV6 */
-
-#ifdef SOL_IPX
-#include "xlat/sockipxoptions.h"
-#endif /* SOL_IPX */
-
-#ifdef SOL_RAW
-#include "xlat/sockrawoptions.h"
-#endif /* SOL_RAW */
-
-#ifdef SOL_PACKET
-#include "xlat/sockpacketoptions.h"
-#endif /* SOL_PACKET */
-
-#ifdef SOL_SCTP
-#include "xlat/socksctpoptions.h"
-#endif
-
-#if !defined(SOL_TCP) && defined(IPPROTO_TCP)
-#define SOL_TCP IPPROTO_TCP
-#endif
-
-#ifdef SOL_TCP
-#include "xlat/socktcpoptions.h"
-#endif /* SOL_TCP */
-
-#ifdef SOL_RAW
-#include "xlat/icmpfilterflags.h"
-#endif /* SOL_RAW */
-
-#if defined(AF_PACKET) /* from e.g. linux/if_packet.h */
-#include "xlat/af_packet_types.h"
-#endif /* defined(AF_PACKET) */
-
void
-printsock(struct tcb *tcp, long addr, int addrlen)
+print_ifindex(unsigned int ifindex)
{
- union {
- char pad[128];
- struct sockaddr sa;
- struct sockaddr_in sin;
- struct sockaddr_un sau;
-#ifdef HAVE_INET_NTOP
- struct sockaddr_in6 sa6;
-#endif
-#if defined(AF_IPX)
- struct sockaddr_ipx sipx;
-#endif
-#ifdef AF_PACKET
- struct sockaddr_ll ll;
-#endif
-#ifdef AF_NETLINK
- struct sockaddr_nl nl;
-#endif
-#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
- struct sockaddr_hci hci;
- struct sockaddr_l2 l2;
- struct sockaddr_rc rc;
- struct sockaddr_sco sco;
-#endif
- } addrbuf;
- char string_addr[100];
+#ifdef HAVE_IF_INDEXTONAME
+ char buf[IFNAMSIZ + 1];
- if (addr == 0) {
- tprints("NULL");
+ if (if_indextoname(ifindex, buf)) {
+ tprints("if_nametoindex(");
+ print_quoted_string(buf, sizeof(buf), QUOTE_0_TERMINATED);
+ tprints(")");
return;
}
- if (!verbose(tcp)) {
- tprintf("%#lx", addr);
- return;
+#endif
+ tprintf("%u", ifindex);
+}
+
+static void
+decode_sockbuf(struct tcb *tcp, int fd, long addr, long addrlen)
+{
+
+ switch (verbose(tcp) ? getfdproto(tcp, fd) : SOCK_PROTO_UNKNOWN) {
+ case SOCK_PROTO_NETLINK:
+ decode_netlink(tcp, addr, addrlen);
+ break;
+ default:
+ printstr(tcp, addr, addrlen);
}
+}
- if (addrlen < 2 || addrlen > (int) sizeof(addrbuf))
- addrlen = sizeof(addrbuf);
+/*
+ * low bits of the socket type define real socket type,
+ * other bits are socket type flags.
+ */
+static void
+tprint_sock_type(unsigned int flags)
+{
+ const char *str = xlookup(socktypes, flags & SOCK_TYPE_MASK);
- memset(&addrbuf, 0, sizeof(addrbuf));
- if (umoven(tcp, addr, addrlen, addrbuf.pad) < 0) {
- tprints("{...}");
- return;
+ if (str) {
+ tprints(str);
+ flags &= ~SOCK_TYPE_MASK;
+ if (!flags)
+ return;
+ tprints("|");
}
- addrbuf.pad[sizeof(addrbuf.pad) - 1] = '\0';
+ printflags(sock_type_flags, flags, "SOCK_???");
+}
- tprints("{sa_family=");
- printxval(addrfams, addrbuf.sa.sa_family, "AF_???");
+SYS_FUNC(socket)
+{
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
tprints(", ");
-
- switch (addrbuf.sa.sa_family) {
- case AF_UNIX:
- if (addrlen == 2) {
- tprints("NULL");
- } else if (addrbuf.sau.sun_path[0]) {
- tprints("sun_path=");
- printpathn(tcp, addr + 2, strlen(addrbuf.sau.sun_path));
- } else {
- tprints("sun_path=@");
- printpathn(tcp, addr + 3, strlen(addrbuf.sau.sun_path + 1));
- }
- break;
+ tprint_sock_type(tcp->u_arg[1]);
+ tprints(", ");
+ switch (tcp->u_arg[0]) {
case AF_INET:
- tprintf("sin_port=htons(%u), sin_addr=inet_addr(\"%s\")",
- ntohs(addrbuf.sin.sin_port), inet_ntoa(addrbuf.sin.sin_addr));
- break;
-#ifdef HAVE_INET_NTOP
case AF_INET6:
- inet_ntop(AF_INET6, &addrbuf.sa6.sin6_addr, string_addr, sizeof(string_addr));
- tprintf("sin6_port=htons(%u), inet_pton(AF_INET6, \"%s\", &sin6_addr), sin6_flowinfo=%u",
- ntohs(addrbuf.sa6.sin6_port), string_addr,
- addrbuf.sa6.sin6_flowinfo);
-#ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
- {
-#if defined(HAVE_IF_INDEXTONAME) && defined(IN6_IS_ADDR_LINKLOCAL) && defined(IN6_IS_ADDR_MC_LINKLOCAL)
- int numericscope = 0;
- if (IN6_IS_ADDR_LINKLOCAL(&addrbuf.sa6.sin6_addr)
- || IN6_IS_ADDR_MC_LINKLOCAL(&addrbuf.sa6.sin6_addr)) {
- char scopebuf[IFNAMSIZ + 1];
-
- if (if_indextoname(addrbuf.sa6.sin6_scope_id, scopebuf) == NULL)
- numericscope++;
- else
- tprintf(", sin6_scope_id=if_nametoindex(\"%s\")", scopebuf);
- } else
- numericscope++;
-
- if (numericscope)
-#endif
- tprintf(", sin6_scope_id=%u", addrbuf.sa6.sin6_scope_id);
- }
-#endif
- break;
-#endif
-#if defined(AF_IPX)
- case AF_IPX:
- {
- int i;
- tprintf("sipx_port=htons(%u), ",
- ntohs(addrbuf.sipx.sipx_port));
- /* Yes, I know, this does not look too
- * strace-ish, but otherwise the IPX
- * addresses just look monstrous...
- * Anyways, feel free if you don't like
- * this way.. :)
- */
- tprintf("%08lx:", (unsigned long)ntohl(addrbuf.sipx.sipx_network));
- for (i = 0; i < IPX_NODE_LEN; i++)
- tprintf("%02x", addrbuf.sipx.sipx_node[i]);
- tprintf("/[%02x]", addrbuf.sipx.sipx_type);
- }
- break;
-#endif /* AF_IPX */
-#ifdef AF_PACKET
- case AF_PACKET:
- {
- int i;
- tprintf("proto=%#04x, if%d, pkttype=",
- ntohs(addrbuf.ll.sll_protocol),
- addrbuf.ll.sll_ifindex);
- printxval(af_packet_types, addrbuf.ll.sll_pkttype, "PACKET_???");
- tprintf(", addr(%d)={%d, ",
- addrbuf.ll.sll_halen,
- addrbuf.ll.sll_hatype);
- for (i = 0; i < addrbuf.ll.sll_halen; i++)
- tprintf("%02x", addrbuf.ll.sll_addr[i]);
- }
+ printxval(inet_protocols, tcp->u_arg[2], "IPPROTO_???");
break;
-#endif /* AF_PACKET */
-#ifdef AF_NETLINK
case AF_NETLINK:
- tprintf("pid=%d, groups=%08x", addrbuf.nl.nl_pid, addrbuf.nl.nl_groups);
+ printxval(netlink_protocols, tcp->u_arg[2], "NETLINK_???");
break;
-#endif /* AF_NETLINK */
-#if defined(AF_BLUETOOTH) && defined(HAVE_BLUETOOTH_BLUETOOTH_H)
+
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
case AF_BLUETOOTH:
- tprintf("{sco_bdaddr=%02X:%02X:%02X:%02X:%02X:%02X} or "
- "{rc_bdaddr=%02X:%02X:%02X:%02X:%02X:%02X, rc_channel=%d} or "
- "{l2_psm=htobs(%d), l2_bdaddr=%02X:%02X:%02X:%02X:%02X:%02X, l2_cid=htobs(%d)} or "
- "{hci_dev=htobs(%d)}",
- addrbuf.sco.sco_bdaddr.b[0], addrbuf.sco.sco_bdaddr.b[1],
- addrbuf.sco.sco_bdaddr.b[2], addrbuf.sco.sco_bdaddr.b[3],
- addrbuf.sco.sco_bdaddr.b[4], addrbuf.sco.sco_bdaddr.b[5],
- addrbuf.rc.rc_bdaddr.b[0], addrbuf.rc.rc_bdaddr.b[1],
- addrbuf.rc.rc_bdaddr.b[2], addrbuf.rc.rc_bdaddr.b[3],
- addrbuf.rc.rc_bdaddr.b[4], addrbuf.rc.rc_bdaddr.b[5],
- addrbuf.rc.rc_channel,
- btohs(addrbuf.l2.l2_psm), addrbuf.l2.l2_bdaddr.b[0],
- addrbuf.l2.l2_bdaddr.b[1], addrbuf.l2.l2_bdaddr.b[2],
- addrbuf.l2.l2_bdaddr.b[3], addrbuf.l2.l2_bdaddr.b[4],
- addrbuf.l2.l2_bdaddr.b[5], btohs(addrbuf.l2.l2_cid),
- btohs(addrbuf.hci.hci_dev));
+ printxval(bt_protocols, tcp->u_arg[2], "BTPROTO_???");
break;
-#endif /* AF_BLUETOOTH && HAVE_BLUETOOTH_BLUETOOTH_H */
- /* AF_AX25 AF_APPLETALK AF_NETROM AF_BRIDGE AF_AAL5
- AF_X25 AF_ROSE etc. still need to be done */
+#endif
default:
- tprints("sa_data=");
- printstr(tcp, (long) &((struct sockaddr *) addr)->sa_data,
- sizeof addrbuf.sa.sa_data);
+ tprintf("%lu", tcp->u_arg[2]);
break;
}
- tprints("}");
-}
-#if HAVE_SENDMSG
-#include "xlat/scmvals.h"
+ return RVAL_DECODED | RVAL_FD;
+}
-static void
-printcmsghdr(struct tcb *tcp, unsigned long addr, unsigned long len)
+SYS_FUNC(bind)
{
- struct cmsghdr *cmsg = len < sizeof(struct cmsghdr) ?
- NULL : malloc(len);
- if (cmsg == NULL || umoven(tcp, addr, len, (char *) cmsg) < 0) {
- tprintf(", msg_control=%#lx", addr);
- free(cmsg);
- return;
- }
-
- tprintf(", {cmsg_len=%u, cmsg_level=", (unsigned) cmsg->cmsg_len);
- printxval(socketlayers, cmsg->cmsg_level, "SOL_???");
- tprints(", cmsg_type=");
-
- if (cmsg->cmsg_level == SOL_SOCKET) {
- unsigned long cmsg_len;
-
- printxval(scmvals, cmsg->cmsg_type, "SCM_???");
- cmsg_len = (len < cmsg->cmsg_len) ? len : cmsg->cmsg_len;
-
- if (cmsg->cmsg_type == SCM_RIGHTS
- && CMSG_LEN(sizeof(int)) <= cmsg_len) {
- int *fds = (int *) CMSG_DATA(cmsg);
- int first = 1;
-
- tprints(", {");
- while ((char *) fds < ((char *) cmsg + cmsg_len)) {
- if (!first)
- tprints(", ");
- printfd(tcp, *fds++);
- first = 0;
- }
- tprints("}}");
- free(cmsg);
- return;
- }
- if (cmsg->cmsg_type == SCM_CREDENTIALS
- && CMSG_LEN(sizeof(struct ucred)) <= cmsg_len) {
- struct ucred *uc = (struct ucred *) CMSG_DATA(cmsg);
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ const int addrlen = tcp->u_arg[2];
+ decode_sockaddr(tcp, tcp->u_arg[1], addrlen);
+ tprintf(", %d", addrlen);
- tprintf("{pid=%ld, uid=%ld, gid=%ld}}",
- (long)uc->pid, (long)uc->uid, (long)uc->gid);
- free(cmsg);
- return;
- }
- }
- free(cmsg);
- tprints(", ...}");
+ return RVAL_DECODED;
}
-static void
-do_msghdr(struct tcb *tcp, struct msghdr *msg, unsigned long data_size)
+SYS_FUNC(listen)
{
- tprintf("{msg_name(%d)=", msg->msg_namelen);
- printsock(tcp, (long)msg->msg_name, msg->msg_namelen);
-
- tprintf(", msg_iov(%lu)=", (unsigned long)msg->msg_iovlen);
- tprint_iov_upto(tcp, (unsigned long)msg->msg_iovlen,
- (unsigned long)msg->msg_iov, 1, data_size);
-
-#ifdef HAVE_STRUCT_MSGHDR_MSG_CONTROL
- tprintf(", msg_controllen=%lu", (unsigned long)msg->msg_controllen);
- if (msg->msg_controllen)
- printcmsghdr(tcp, (unsigned long) msg->msg_control,
- msg->msg_controllen);
- tprints(", msg_flags=");
- printflags(msg_flags, msg->msg_flags, "MSG_???");
-#else /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
- tprintf("msg_accrights=%#lx, msg_accrightslen=%u",
- (unsigned long) msg->msg_accrights, msg->msg_accrightslen);
-#endif /* !HAVE_STRUCT_MSGHDR_MSG_CONTROL */
- tprints("}");
-}
-
-struct msghdr32 {
- uint32_t /* void* */ msg_name;
- uint32_t /* socklen_t */msg_namelen;
- uint32_t /* iovec* */ msg_iov;
- uint32_t /* size_t */ msg_iovlen;
- uint32_t /* void* */ msg_control;
- uint32_t /* size_t */ msg_controllen;
- uint32_t /* int */ msg_flags;
-};
-struct mmsghdr32 {
- struct msghdr32 msg_hdr;
- uint32_t /* unsigned */ msg_len;
-};
-
-#ifndef HAVE_STRUCT_MMSGHDR
-struct mmsghdr {
- struct msghdr msg_hdr;
- unsigned msg_len;
-};
-#endif
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ tprintf("%lu", tcp->u_arg[1]);
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
-static void
-copy_from_msghdr32(struct msghdr *to_msg, struct msghdr32 *from_msg32)
-{
- to_msg->msg_name = (void*)(long)from_msg32->msg_name;
- to_msg->msg_namelen = from_msg32->msg_namelen;
- to_msg->msg_iov = (void*)(long)from_msg32->msg_iov;
- to_msg->msg_iovlen = from_msg32->msg_iovlen;
- to_msg->msg_control = (void*)(long)from_msg32->msg_control;
- to_msg->msg_controllen = from_msg32->msg_controllen;
- to_msg->msg_flags = from_msg32->msg_flags;
+ return RVAL_DECODED;
}
-#endif
static bool
-extractmsghdr(struct tcb *tcp, long addr, struct msghdr *msg)
+fetch_socklen(struct tcb *tcp, int *plen,
+ const unsigned long sockaddr, const unsigned long socklen)
{
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- if (current_wordsize == 4) {
- struct msghdr32 msg32;
-
- if (umove(tcp, addr, &msg32) < 0)
- return false;
- copy_from_msghdr32(msg, &msg32);
- } else
-#endif
- if (umove(tcp, addr, msg) < 0)
- return false;
- return true;
+ return verbose(tcp) && sockaddr && socklen
+ && umove(tcp, socklen, plen) == 0;
}
-static bool
-extractmmsghdr(struct tcb *tcp, long addr, unsigned int idx, struct mmsghdr *mmsg)
+static int
+decode_sockname(struct tcb *tcp)
{
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- if (current_wordsize == 4) {
- struct mmsghdr32 mmsg32;
-
- addr += sizeof(struct mmsghdr32) * idx;
- if (umove(tcp, addr, &mmsg32) < 0)
- return false;
+ int ulen, rlen;
- copy_from_msghdr32(&mmsg->msg_hdr, &mmsg32.msg_hdr);
- mmsg->msg_len = mmsg32.msg_len;
- } else
-#endif
- {
- addr += sizeof(*mmsg) * idx;
- if (umove(tcp, addr, mmsg) < 0)
- return false;
+ if (entering(tcp)) {
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ if (fetch_socklen(tcp, &ulen, tcp->u_arg[1], tcp->u_arg[2])) {
+ set_tcb_priv_ulong(tcp, ulen);
+ return 0;
+ } else {
+ printaddr(tcp->u_arg[1]);
+ tprints(", ");
+ printaddr(tcp->u_arg[2]);
+ return RVAL_DECODED;
+ }
}
- return true;
-}
-static void
-printmsghdr(struct tcb *tcp, long addr, unsigned long data_size)
-{
- struct msghdr msg;
+ ulen = get_tcb_priv_ulong(tcp);
+
+ if (syserror(tcp) || umove(tcp, tcp->u_arg[2], &rlen) < 0) {
+ printaddr(tcp->u_arg[1]);
+ tprintf(", [%d]", ulen);
+ } else {
+ decode_sockaddr(tcp, tcp->u_arg[1], ulen > rlen ? rlen : ulen);
+ if (ulen != rlen)
+ tprintf(", [%d->%d]", ulen, rlen);
+ else
+ tprintf(", [%d]", rlen);
+ }
- if (extractmsghdr(tcp, addr, &msg))
- do_msghdr(tcp, &msg, data_size);
- else
- tprintf("%#lx", addr);
+ return RVAL_DECODED;
}
-void
-dumpiov_in_msghdr(struct tcb *tcp, long addr)
+SYS_FUNC(accept)
{
- struct msghdr msg;
-
- if (extractmsghdr(tcp, addr, &msg))
- dumpiov(tcp, msg.msg_iovlen, (long)msg.msg_iov);
+ return decode_sockname(tcp) | RVAL_FD;
}
-static void
-printmmsghdr(struct tcb *tcp, long addr, unsigned int idx, unsigned long msg_len)
+SYS_FUNC(accept4)
{
- struct mmsghdr mmsg;
+ int rc = decode_sockname(tcp);
- if (extractmmsghdr(tcp, addr, idx, &mmsg)) {
- tprints("{");
- do_msghdr(tcp, &mmsg.msg_hdr, msg_len ? msg_len : mmsg.msg_len);
- tprintf(", %u}", mmsg.msg_len);
+ if (rc & RVAL_DECODED) {
+ tprints(", ");
+ printflags(sock_type_flags, tcp->u_arg[3], "SOCK_???");
}
- else
- tprintf("%#lx", addr);
+
+ return rc | RVAL_FD;
}
-static void
-decode_mmsg(struct tcb *tcp, unsigned long msg_len)
+SYS_FUNC(send)
{
- /* mmsgvec */
- if (syserror(tcp)) {
- tprintf("%#lx", tcp->u_arg[1]);
- } else {
- unsigned int len = tcp->u_rval;
- unsigned int i;
-
- tprints("{");
- for (i = 0; i < len; ++i) {
- if (i)
- tprints(", ");
- printmmsghdr(tcp, tcp->u_arg[1], i, msg_len);
- }
- tprints("}");
- }
- /* vlen */
- tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ decode_sockbuf(tcp, tcp->u_arg[0], tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", %lu, ", tcp->u_arg[2]);
/* flags */
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
-}
-void
-dumpiov_in_mmsghdr(struct tcb *tcp, long addr)
-{
- unsigned int len = tcp->u_rval;
- unsigned int i;
- struct mmsghdr mmsg;
-
- for (i = 0; i < len; ++i) {
- if (extractmmsghdr(tcp, addr, i, &mmsg)) {
- tprintf(" = %lu buffers in vector %u\n",
- (unsigned long)mmsg.msg_hdr.msg_iovlen, i);
- dumpiov(tcp, mmsg.msg_hdr.msg_iovlen,
- (long)mmsg.msg_hdr.msg_iov);
- }
- }
+ return RVAL_DECODED;
}
-#endif /* HAVE_SENDMSG */
-/*
- * low bits of the socket type define real socket type,
- * other bits are socket type flags.
- */
-static void
-tprint_sock_type(int flags)
+SYS_FUNC(sendto)
{
- const char *str = xlookup(socktypes, flags & SOCK_TYPE_MASK);
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ decode_sockbuf(tcp, tcp->u_arg[0], tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", %lu, ", tcp->u_arg[2]);
+ /* flags */
+ printflags(msg_flags, tcp->u_arg[3], "MSG_???");
+ /* to address */
+ const int addrlen = tcp->u_arg[5];
+ tprints(", ");
+ decode_sockaddr(tcp, tcp->u_arg[4], addrlen);
+ /* to length */
+ tprintf(", %d", addrlen);
- if (str) {
- tprints(str);
- flags &= ~SOCK_TYPE_MASK;
- if (!flags)
- return;
- tprints("|");
- }
- printflags(sock_type_flags, flags, "SOCK_???");
+ return RVAL_DECODED;
}
-int
-sys_socket(struct tcb *tcp)
+SYS_FUNC(recv)
{
if (entering(tcp)) {
- printxval(domains, tcp->u_arg[0], "PF_???");
- tprints(", ");
- tprint_sock_type(tcp->u_arg[1]);
+ printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- switch (tcp->u_arg[0]) {
- case PF_INET:
-#ifdef PF_INET6
- case PF_INET6:
-#endif
- printxval(inet_protocols, tcp->u_arg[2], "IPPROTO_???");
- break;
-#ifdef PF_IPX
- case PF_IPX:
- /* BTW: I don't believe this.. */
- tprints("[");
- printxval(domains, tcp->u_arg[2], "PF_???");
- tprints("]");
- break;
-#endif /* PF_IPX */
-#ifdef PF_NETLINK
- case PF_NETLINK:
- printxval(netlink_protocols, tcp->u_arg[2], "NETLINK_???");
- break;
-#endif
-#if defined(PF_BLUETOOTH) && defined(HAVE_BLUETOOTH_BLUETOOTH_H)
- case PF_BLUETOOTH:
- printxval(bt_protocols, tcp->u_arg[2], "BTPROTO_???");
- break;
-#endif
- default:
- tprintf("%lu", tcp->u_arg[2]);
- break;
+ } else {
+ if (syserror(tcp)) {
+ printaddr(tcp->u_arg[1]);
+ } else {
+ decode_sockbuf(tcp, tcp->u_arg[0], tcp->u_arg[1],
+ tcp->u_rval);
}
+
+ tprintf(", %lu, ", tcp->u_arg[2]);
+ printflags(msg_flags, tcp->u_arg[3], "MSG_???");
}
return 0;
}
-int
-sys_bind(struct tcb *tcp)
+SYS_FUNC(recvfrom)
{
+ int ulen, rlen;
+
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
- tprintf(", %lu", tcp->u_arg[2]);
+ if (fetch_socklen(tcp, &ulen, tcp->u_arg[4], tcp->u_arg[5])) {
+ set_tcb_priv_ulong(tcp, ulen);
+ }
+ } else {
+ /* buf */
+ if (syserror(tcp)) {
+ printaddr(tcp->u_arg[1]);
+ } else {
+ decode_sockbuf(tcp, tcp->u_arg[0], tcp->u_arg[1],
+ tcp->u_rval);
+ }
+ /* size */
+ tprintf(", %lu, ", tcp->u_arg[2]);
+ /* flags */
+ printflags(msg_flags, tcp->u_arg[3], "MSG_???");
+ tprints(", ");
+
+ ulen = get_tcb_priv_ulong(tcp);
+
+ if (!fetch_socklen(tcp, &rlen, tcp->u_arg[4], tcp->u_arg[5])) {
+ /* from address */
+ printaddr(tcp->u_arg[4]);
+ tprints(", ");
+ /* from length */
+ printaddr(tcp->u_arg[5]);
+ return 0;
+ }
+ if (syserror(tcp)) {
+ /* from address */
+ printaddr(tcp->u_arg[4]);
+ /* from length */
+ tprintf(", [%d]", ulen);
+ return 0;
+ }
+ /* from address */
+ decode_sockaddr(tcp, tcp->u_arg[4], ulen > rlen ? rlen : ulen);
+ /* from length */
+ if (ulen != rlen)
+ tprintf(", [%d->%d]", ulen, rlen);
+ else
+ tprintf(", [%d]", rlen);
}
return 0;
}
-int
-sys_connect(struct tcb *tcp)
+#include "xlat/shutdown_modes.h"
+
+SYS_FUNC(shutdown)
{
- return sys_bind(tcp);
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ printxval(shutdown_modes, tcp->u_arg[1], "SHUT_???");
+
+ return RVAL_DECODED;
}
-int
-sys_listen(struct tcb *tcp)
+SYS_FUNC(getsockname)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- tprintf("%lu", tcp->u_arg[1]);
- }
- return 0;
+ return decode_sockname(tcp);
}
-static int
-do_sockname(struct tcb *tcp, int flags_arg)
+static void
+printpair_fd(struct tcb *tcp, const int i0, const int i1)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- return 0;
- }
- if (!tcp->u_arg[2])
- tprintf("%#lx, NULL", tcp->u_arg[1]);
- else {
- int len;
- if (tcp->u_arg[1] == 0 || syserror(tcp)
- || umove(tcp, tcp->u_arg[2], &len) < 0) {
- tprintf("%#lx", tcp->u_arg[1]);
- } else {
- printsock(tcp, tcp->u_arg[1], len);
- }
- tprints(", ");
- printnum_int(tcp, tcp->u_arg[2], "%u");
- }
- if (flags_arg >= 0) {
- tprints(", ");
- printflags(sock_type_flags, tcp->u_arg[flags_arg],
- "SOCK_???");
- }
- return 0;
+ tprints("[");
+ printfd(tcp, i0);
+ tprints(", ");
+ printfd(tcp, i1);
+ tprints("]");
}
-int
-sys_accept(struct tcb *tcp)
+static void
+decode_pair_fd(struct tcb *tcp, const long addr)
{
- do_sockname(tcp, -1);
- return RVAL_FD;
+ int pair[2];
+
+ if (umove_or_printaddr(tcp, addr, &pair))
+ return;
+
+ printpair_fd(tcp, pair[0], pair[1]);
}
-int
-sys_accept4(struct tcb *tcp)
+static int
+do_pipe(struct tcb *tcp, int flags_arg)
{
- do_sockname(tcp, 3);
- return RVAL_FD;
+ if (exiting(tcp)) {
+ decode_pair_fd(tcp, tcp->u_arg[0]);
+ if (flags_arg >= 0) {
+ tprints(", ");
+ printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
+ }
+ }
+ return 0;
}
-int
-sys_send(struct tcb *tcp)
+SYS_FUNC(pipe)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
- tprintf(", %lu, ", tcp->u_arg[2]);
- /* flags */
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
- }
+#ifdef HAVE_GETRVAL2
+ if (exiting(tcp) && !syserror(tcp))
+ printpair_fd(tcp, tcp->u_rval, getrval2(tcp));
return 0;
+#else
+ return do_pipe(tcp, -1);
+#endif
+}
+
+SYS_FUNC(pipe2)
+{
+ return do_pipe(tcp, 1);
}
-int
-sys_sendto(struct tcb *tcp)
+SYS_FUNC(socketpair)
{
if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
tprints(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
- tprintf(", %lu, ", tcp->u_arg[2]);
- /* flags */
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
- /* to address */
+ tprint_sock_type(tcp->u_arg[1]);
+ tprintf(", %lu", tcp->u_arg[2]);
+ } else {
tprints(", ");
- printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
- /* to length */
- tprintf(", %lu", tcp->u_arg[5]);
+ decode_pair_fd(tcp, tcp->u_arg[3]);
}
return 0;
}
-#ifdef HAVE_SENDMSG
-
-int
-sys_sendmsg(struct tcb *tcp)
+#include "xlat/sockoptions.h"
+#include "xlat/sockipoptions.h"
+#include "xlat/getsockipoptions.h"
+#include "xlat/setsockipoptions.h"
+#include "xlat/sockipv6options.h"
+#include "xlat/getsockipv6options.h"
+#include "xlat/setsockipv6options.h"
+#include "xlat/sockipxoptions.h"
+#include "xlat/sockrawoptions.h"
+#include "xlat/sockpacketoptions.h"
+#include "xlat/socksctpoptions.h"
+#include "xlat/socktcpoptions.h"
+
+static void
+print_sockopt_fd_level_name(struct tcb *tcp, int fd, unsigned int level,
+ unsigned int name, bool is_getsockopt)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printmsghdr(tcp, tcp->u_arg[1], (unsigned long) -1L);
- /* flags */
- tprints(", ");
- printflags(msg_flags, tcp->u_arg[2], "MSG_???");
+ printfd(tcp, fd);
+ tprints(", ");
+ printxval(socketlayers, level, "SOL_??");
+ tprints(", ");
+
+ switch (level) {
+ case SOL_SOCKET:
+ printxval(sockoptions, name, "SO_???");
+ break;
+ case SOL_IP:
+ printxvals(name, "IP_???", sockipoptions,
+ is_getsockopt ? getsockipoptions : setsockipoptions, NULL);
+ break;
+ case SOL_IPV6:
+ printxvals(name, "IPV6_???", sockipv6options,
+ is_getsockopt ? getsockipv6options : setsockipv6options, NULL);
+ break;
+ case SOL_IPX:
+ printxval(sockipxoptions, name, "IPX_???");
+ break;
+ case SOL_PACKET:
+ printxval(sockpacketoptions, name, "PACKET_???");
+ break;
+ case SOL_TCP:
+ printxval(socktcpoptions, name, "TCP_???");
+ break;
+ case SOL_SCTP:
+ printxval(socksctpoptions, name, "SCTP_???");
+ break;
+ case SOL_RAW:
+ printxval(sockrawoptions, name, "RAW_???");
+ break;
+
+ /* Other SOL_* protocol levels still need work. */
+
+ default:
+ tprintf("%u", name);
}
- return 0;
+
+ tprints(", ");
}
-int
-sys_sendmmsg(struct tcb *tcp)
+static void
+print_linger(struct tcb *tcp, long addr, int len)
{
- if (entering(tcp)) {
- /* sockfd */
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- if (!verbose(tcp)) {
- tprintf("%#lx, %u, ",
- tcp->u_arg[1], (unsigned int) tcp->u_arg[2]);
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
- }
- } else {
- if (verbose(tcp))
- decode_mmsg(tcp, (unsigned long) -1L);
+ struct linger linger;
+
+ if (len != sizeof(linger) ||
+ umove(tcp, addr, &linger) < 0) {
+ printaddr(addr);
+ return;
}
- return 0;
-}
-#endif /* HAVE_SENDMSG */
+ tprintf("{onoff=%d, linger=%d}",
+ linger.l_onoff,
+ linger.l_linger);
+}
-int
-sys_recv(struct tcb *tcp)
+#ifdef SO_PEERCRED
+static void
+print_ucred(struct tcb *tcp, long addr, int len)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- } else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
+ struct ucred uc;
- tprintf(", %lu, ", tcp->u_arg[2]);
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
+ if (len != sizeof(uc) ||
+ umove(tcp, addr, &uc) < 0) {
+ printaddr(addr);
+ } else {
+ tprintf("{pid=%u, uid=%u, gid=%u}",
+ (unsigned) uc.pid,
+ (unsigned) uc.uid,
+ (unsigned) uc.gid);
}
- return 0;
}
+#endif /* SO_PEERCRED */
-int
-sys_recvfrom(struct tcb *tcp)
+#ifdef PACKET_STATISTICS
+static void
+print_tpacket_stats(struct tcb *tcp, long addr, int len)
{
- int fromlen;
+ struct tpacket_stats stats;
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
+ if (len != sizeof(stats) ||
+ umove(tcp, addr, &stats) < 0) {
+ printaddr(addr);
} else {
- if (syserror(tcp)) {
- tprintf("%#lx, %lu, %lu, %#lx, %#lx",
- tcp->u_arg[1], tcp->u_arg[2], tcp->u_arg[3],
- tcp->u_arg[4], tcp->u_arg[5]);
- return 0;
- }
- /* buf */
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
- /* len */
- tprintf(", %lu, ", tcp->u_arg[2]);
- /* flags */
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
- /* from address, len */
- if (!tcp->u_arg[4] || !tcp->u_arg[5]) {
- if (tcp->u_arg[4] == 0)
- tprints(", NULL");
- else
- tprintf(", %#lx", tcp->u_arg[4]);
- if (tcp->u_arg[5] == 0)
- tprints(", NULL");
- else
- tprintf(", %#lx", tcp->u_arg[5]);
- return 0;
- }
- if (umove(tcp, tcp->u_arg[5], &fromlen) < 0) {
- tprints(", {...}, [?]");
- return 0;
- }
- tprints(", ");
- printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
- /* from length */
- tprintf(", [%u]", fromlen);
+ tprintf("{packets=%u, drops=%u}",
+ stats.tp_packets,
+ stats.tp_drops);
}
- return 0;
}
+#endif /* PACKET_STATISTICS */
-#ifdef HAVE_SENDMSG
+#include "xlat/icmpfilterflags.h"
-int
-sys_recvmsg(struct tcb *tcp)
+static void
+print_icmp_filter(struct tcb *tcp, const long addr, int len)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- } else {
- if (syserror(tcp) || !verbose(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printmsghdr(tcp, tcp->u_arg[1], tcp->u_rval);
- /* flags */
- tprints(", ");
- printflags(msg_flags, tcp->u_arg[2], "MSG_???");
+ struct icmp_filter filter = {};
+
+ if (len > (int) sizeof(filter))
+ len = sizeof(filter);
+ else if (len <= 0) {
+ printaddr(addr);
+ return;
}
- return 0;
+
+ if (umoven_or_printaddr(tcp, addr, len, &filter))
+ return;
+
+ tprints("~(");
+ printflags(icmpfilterflags, ~filter.data, "ICMP_???");
+ tprints(")");
}
-int
-sys_recvmmsg(struct tcb *tcp)
+static void
+print_getsockopt(struct tcb *tcp, unsigned int level, unsigned int name,
+ long addr, int len)
{
- /* +5 chars are for "left " prefix */
- static char str[5 + TIMESPEC_TEXT_BUFSIZE];
-
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- if (verbose(tcp)) {
- sprint_timespec(str, tcp, tcp->u_arg[4]);
- /* Abusing tcp->auxstr as temp storage.
- * Will be used and freed on syscall exit.
- */
- tcp->auxstr = strdup(str);
- } else {
- tprintf("%#lx, %ld, ", tcp->u_arg[1], tcp->u_arg[2]);
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
- tprints(", ");
- print_timespec(tcp, tcp->u_arg[4]);
+ if (addr && verbose(tcp))
+ switch (level) {
+ case SOL_SOCKET:
+ switch (name) {
+ case SO_LINGER:
+ print_linger(tcp, addr, len);
+ goto done;
+#ifdef SO_PEERCRED
+ case SO_PEERCRED:
+ print_ucred(tcp, addr, len);
+ goto done;
+#endif
}
- return 0;
- } else {
- if (verbose(tcp)) {
- decode_mmsg(tcp, 0);
- /* timeout on entrance */
- tprintf(", %s", tcp->auxstr ? tcp->auxstr : "{...}");
- free((void *) tcp->auxstr);
- tcp->auxstr = NULL;
+ break;
+
+ case SOL_PACKET:
+ switch (name) {
+#ifdef PACKET_STATISTICS
+ case PACKET_STATISTICS:
+ print_tpacket_stats(tcp, addr, len);
+ goto done;
+#endif
}
- if (syserror(tcp))
- return 0;
- if (tcp->u_rval == 0) {
- tcp->auxstr = "Timeout";
- return RVAL_STR;
+ break;
+
+ case SOL_RAW:
+ switch (name) {
+ case ICMP_FILTER:
+ print_icmp_filter(tcp, addr, len);
+ goto done;
}
- if (!verbose(tcp))
- return 0;
- /* timeout on exit */
- sprint_timespec(stpcpy(str, "left "), tcp, tcp->u_arg[4]);
- tcp->auxstr = str;
- return RVAL_STR;
+ break;
}
-}
-
-#endif /* HAVE_SENDMSG */
-#include "xlat/shutdown_modes.h"
+ /* default arg printing */
-int
-sys_shutdown(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printxval(shutdown_modes, tcp->u_arg[1], "SHUT_???");
+ if (verbose(tcp)) {
+ if (len == sizeof(int)) {
+ printnum_int(tcp, addr, "%d");
+ } else {
+ printstr(tcp, addr, len);
+ }
+ } else {
+ printaddr(addr);
}
- return 0;
+done:
+ tprintf(", [%d]", len);
}
-int
-sys_getsockname(struct tcb *tcp)
+SYS_FUNC(getsockopt)
{
- return do_sockname(tcp, -1);
-}
+ if (entering(tcp)) {
+ print_sockopt_fd_level_name(tcp, tcp->u_arg[0],
+ tcp->u_arg[1], tcp->u_arg[2], true);
+ } else {
+ int len;
-static int
-do_pipe(struct tcb *tcp, int flags_arg)
-{
- if (exiting(tcp)) {
- if (syserror(tcp)) {
- tprintf("%#lx", tcp->u_arg[0]);
- } else {
-#if !defined(SPARC) && !defined(SPARC64) && !defined(SH) && !defined(IA64)
- int fds[2];
-
- if (umoven(tcp, tcp->u_arg[0], sizeof fds, (char *) fds) < 0)
- tprints("[...]");
- else
- tprintf("[%u, %u]", fds[0], fds[1]);
-#elif defined(SPARC) || defined(SPARC64) || defined(SH) || defined(IA64)
- tprintf("[%lu, %lu]", tcp->u_rval, getrval2(tcp));
-#else
- tprintf("%#lx", tcp->u_arg[0]);
-#endif
- }
- if (flags_arg >= 0) {
+ if (syserror(tcp) || umove(tcp, tcp->u_arg[4], &len) < 0) {
+ printaddr(tcp->u_arg[3]);
tprints(", ");
- printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
+ printaddr(tcp->u_arg[4]);
+ } else {
+ print_getsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
+ tcp->u_arg[3], len);
}
}
return 0;
}
-int
-sys_pipe(struct tcb *tcp)
+#ifdef IP_ADD_MEMBERSHIP
+static void
+print_mreq(struct tcb *tcp, long addr, unsigned int len)
{
- return do_pipe(tcp, -1);
+ struct ip_mreq mreq;
+
+ if (len < sizeof(mreq)) {
+ printstr(tcp, addr, len);
+ return;
+ }
+ if (umove_or_printaddr(tcp, addr, &mreq))
+ return;
+
+ tprints("{imr_multiaddr=inet_addr(");
+ print_quoted_string(inet_ntoa(mreq.imr_multiaddr),
+ 16, QUOTE_0_TERMINATED);
+ tprints("), imr_interface=inet_addr(");
+ print_quoted_string(inet_ntoa(mreq.imr_interface),
+ 16, QUOTE_0_TERMINATED);
+ tprints(")}");
}
+#endif /* IP_ADD_MEMBERSHIP */
-int
-sys_pipe2(struct tcb *tcp)
+#ifdef IPV6_ADD_MEMBERSHIP
+static void
+print_mreq6(struct tcb *tcp, long addr, unsigned int len)
{
- return do_pipe(tcp, 1);
+ struct ipv6_mreq mreq;
+
+ if (len < sizeof(mreq))
+ goto fail;
+
+ if (umove_or_printaddr(tcp, addr, &mreq))
+ return;
+
+ const struct in6_addr *in6 = &mreq.ipv6mr_multiaddr;
+ char address[INET6_ADDRSTRLEN];
+
+ if (!inet_ntop(AF_INET6, in6, address, sizeof(address)))
+ goto fail;
+
+ tprints("{ipv6mr_multiaddr=inet_pton(");
+ print_quoted_string(address, sizeof(address), QUOTE_0_TERMINATED);
+ tprints("), ipv6mr_interface=");
+ print_ifindex(mreq.ipv6mr_interface);
+ tprints("}");
+ return;
+
+fail:
+ printstr(tcp, addr, len);
}
+#endif /* IPV6_ADD_MEMBERSHIP */
-int
-sys_socketpair(struct tcb *tcp)
+#ifdef MCAST_JOIN_GROUP
+static void
+print_group_req(struct tcb *tcp, long addr, int len)
{
- int fds[2];
+ struct group_req greq;
- if (entering(tcp)) {
- printxval(domains, tcp->u_arg[0], "PF_???");
- tprints(", ");
- tprint_sock_type(tcp->u_arg[1]);
- tprintf(", %lu", tcp->u_arg[2]);
- } else {
- if (syserror(tcp)) {
- tprintf(", %#lx", tcp->u_arg[3]);
- return 0;
- }
- if (umoven(tcp, tcp->u_arg[3], sizeof fds, (char *) fds) < 0)
- tprints(", [...]");
- else
- tprintf(", [%u, %u]", fds[0], fds[1]);
+ if (len != sizeof(greq) ||
+ umove(tcp, addr, &greq) < 0) {
+ printaddr(addr);
+ return;
}
- return 0;
+
+ tprintf("{gr_interface=%u, gr_group=", greq.gr_interface);
+ print_sockaddr(tcp, &greq.gr_group, sizeof(greq.gr_group));
+ tprints("}");
+
}
+#endif /* MCAST_JOIN_GROUP */
-int
-sys_getsockopt(struct tcb *tcp)
+#ifdef PACKET_RX_RING
+static void
+print_tpacket_req(struct tcb *tcp, long addr, int len)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printxval(socketlayers, tcp->u_arg[1], "SOL_???");
- tprints(", ");
- switch (tcp->u_arg[1]) {
- case SOL_SOCKET:
- printxval(sockoptions, tcp->u_arg[2], "SO_???");
- break;
-#ifdef SOL_IP
- case SOL_IP:
- printxval(sockipoptions, tcp->u_arg[2], "IP_???");
- break;
-#endif
-#ifdef SOL_IPV6
- case SOL_IPV6:
- printxval(sockipv6options, tcp->u_arg[2], "IPV6_???");
- break;
-#endif
-#ifdef SOL_IPX
- case SOL_IPX:
- printxval(sockipxoptions, tcp->u_arg[2], "IPX_???");
- break;
-#endif
-#ifdef SOL_PACKET
- case SOL_PACKET:
- printxval(sockpacketoptions, tcp->u_arg[2], "PACKET_???");
- break;
-#endif
-#ifdef SOL_TCP
- case SOL_TCP:
- printxval(socktcpoptions, tcp->u_arg[2], "TCP_???");
- break;
-#endif
-#ifdef SOL_SCTP
- case SOL_SCTP:
- printxval(socksctpoptions, tcp->u_arg[2], "SCTP_???");
- break;
-#endif
+ struct tpacket_req req;
- /* SOL_AX25 SOL_ROSE SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
- * etc. still need work */
- default:
- tprintf("%lu", tcp->u_arg[2]);
- break;
- }
- tprints(", ");
+ if (len != sizeof(req) ||
+ umove(tcp, addr, &req) < 0) {
+ printaddr(addr);
} else {
- int len;
- if (syserror(tcp) || umove(tcp, tcp->u_arg[4], &len) < 0) {
- tprintf("%#lx, %#lx",
- tcp->u_arg[3], tcp->u_arg[4]);
- return 0;
- }
-
- switch (tcp->u_arg[1]) {
- case SOL_SOCKET:
- switch (tcp->u_arg[2]) {
-#ifdef SO_LINGER
- case SO_LINGER:
- if (len == sizeof(struct linger)) {
- struct linger linger;
- if (umove(tcp,
- tcp->u_arg[3],
- &linger) < 0)
- break;
- tprintf("{onoff=%d, linger=%d}, "
- "[%d]",
- linger.l_onoff,
- linger.l_linger,
- len);
- return 0;
- }
- break;
-#endif
-#ifdef SO_PEERCRED
- case SO_PEERCRED:
- if (len == sizeof(struct ucred)) {
- struct ucred uc;
- if (umove(tcp,
- tcp->u_arg[3],
- &uc) < 0)
- break;
- tprintf("{pid=%ld, uid=%ld, gid=%ld}, "
- "[%d]",
- (long)uc.pid,
- (long)uc.uid,
- (long)uc.gid,
- len);
- return 0;
- }
- break;
-#endif
- }
- break;
- case SOL_PACKET:
- switch (tcp->u_arg[2]) {
-#ifdef PACKET_STATISTICS
- case PACKET_STATISTICS:
- if (len == sizeof(struct tpacket_stats)) {
- struct tpacket_stats stats;
- if (umove(tcp,
- tcp->u_arg[3],
- &stats) < 0)
- break;
- tprintf("{packets=%u, drops=%u}, "
- "[%d]",
- stats.tp_packets,
- stats.tp_drops,
- len);
- return 0;
- }
- break;
-#endif
- }
- break;
- }
-
- if (len == sizeof(int)) {
- printnum_int(tcp, tcp->u_arg[3], "%d");
- }
- else {
- printstr(tcp, tcp->u_arg[3], len);
- }
- tprintf(", [%d]", len);
+ 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);
}
- return 0;
}
+#endif /* PACKET_RX_RING */
-#if defined(ICMP_FILTER)
-static void printicmpfilter(struct tcb *tcp, long addr)
+#ifdef PACKET_ADD_MEMBERSHIP
+# include "xlat/packet_mreq_type.h"
+
+static void
+print_packet_mreq(struct tcb *tcp, long addr, int len)
{
- struct icmp_filter filter;
+ struct packet_mreq mreq;
- if (!addr) {
- tprints("NULL");
- return;
- }
- if (syserror(tcp) || !verbose(tcp)) {
- tprintf("%#lx", addr);
- return;
- }
- if (umove(tcp, addr, &filter) < 0) {
- tprints("{...}");
- return;
- }
+ if (len != sizeof(mreq) ||
+ umove(tcp, addr, &mreq) < 0) {
+ printaddr(addr);
+ } else {
+ unsigned int i;
- tprints("~(");
- printflags(icmpfilterflags, ~filter.data, "ICMP_???");
- tprints(")");
+ 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);
+ 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)
+ tprintf("%02x", mreq.mr_address[i]);
+ tprints("}");
+ }
}
-#endif /* ICMP_FILTER */
+#endif /* PACKET_ADD_MEMBERSHIP */
-static int
-printsockopt(struct tcb *tcp, int level, int name, long addr, int len)
+static void
+print_setsockopt(struct tcb *tcp, unsigned int level, unsigned int name,
+ long addr, int len)
{
- printxval(socketlayers, level, "SOL_??");
- tprints(", ");
+ if (addr && verbose(tcp))
switch (level) {
case SOL_SOCKET:
- printxval(sockoptions, name, "SO_???");
switch (name) {
-#if defined(SO_LINGER)
case SO_LINGER:
- if (len == sizeof(struct linger)) {
- struct linger linger;
- if (umove(tcp, addr, &linger) < 0)
- break;
- tprintf(", {onoff=%d, linger=%d}",
- linger.l_onoff,
- linger.l_linger);
- return 0;
- }
- break;
-#endif
+ print_linger(tcp, addr, len);
+ goto done;
}
break;
-#ifdef SOL_IP
+
case SOL_IP:
- printxval(sockipoptions, name, "IP_???");
+ switch (name) {
+#ifdef IP_ADD_MEMBERSHIP
+ case IP_ADD_MEMBERSHIP:
+ case IP_DROP_MEMBERSHIP:
+ print_mreq(tcp, addr, len);
+ goto done;
+#endif /* IP_ADD_MEMBERSHIP */
+#ifdef MCAST_JOIN_GROUP
+ case MCAST_JOIN_GROUP:
+ case MCAST_LEAVE_GROUP:
+ print_group_req(tcp, addr, len);
+ goto done;
+#endif /* MCAST_JOIN_GROUP */
+ }
break;
-#endif
-#ifdef SOL_IPV6
+
case SOL_IPV6:
- printxval(sockipv6options, name, "IPV6_???");
- break;
-#endif
-#ifdef SOL_IPX
- case SOL_IPX:
- printxval(sockipxoptions, name, "IPX_???");
+ switch (name) {
+#ifdef IPV6_ADD_MEMBERSHIP
+ case IPV6_ADD_MEMBERSHIP:
+ case IPV6_DROP_MEMBERSHIP:
+# ifdef IPV6_JOIN_ANYCAST
+ case IPV6_JOIN_ANYCAST:
+# endif
+# ifdef IPV6_LEAVE_ANYCAST
+ case IPV6_LEAVE_ANYCAST:
+# endif
+ print_mreq6(tcp, addr, len);
+ goto done;
+#endif /* IPV6_ADD_MEMBERSHIP */
+ }
break;
-#endif
-#ifdef SOL_PACKET
+
case SOL_PACKET:
- printxval(sockpacketoptions, name, "PACKET_???");
- /* TODO: decode packate_mreq for PACKET_*_MEMBERSHIP */
switch (name) {
#ifdef PACKET_RX_RING
case PACKET_RX_RING:
-#endif
-#ifdef PACKET_TX_RING
+# ifdef PACKET_TX_RING
case PACKET_TX_RING:
-#endif
-#if defined(PACKET_RX_RING) || defined(PACKET_TX_RING)
- if (len == sizeof(struct tpacket_req)) {
- struct tpacket_req req;
- if (umove(tcp, addr, &req) < 0)
- break;
- 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);
- return 0;
- }
- break;
-#endif /* PACKET_RX_RING || PACKET_TX_RING */
+# endif
+ print_tpacket_req(tcp, addr, len);
+ goto done;
+#endif /* PACKET_RX_RING */
+#ifdef PACKET_ADD_MEMBERSHIP
+ case PACKET_ADD_MEMBERSHIP:
+ case PACKET_DROP_MEMBERSHIP:
+ print_packet_mreq(tcp, addr, len);
+ goto done;
+#endif /* PACKET_ADD_MEMBERSHIP */
}
break;
-#endif
-#ifdef SOL_TCP
- case SOL_TCP:
- printxval(socktcpoptions, name, "TCP_???");
- break;
-#endif
-#ifdef SOL_SCTP
- case SOL_SCTP:
- printxval(socksctpoptions, name, "SCTP_???");
- break;
-#endif
-#ifdef SOL_RAW
+
case SOL_RAW:
- printxval(sockrawoptions, name, "RAW_???");
switch (name) {
-#if defined(ICMP_FILTER)
- case ICMP_FILTER:
- tprints(", ");
- printicmpfilter(tcp, addr);
- return 0;
-#endif
+ case ICMP_FILTER:
+ print_icmp_filter(tcp, addr, len);
+ goto done;
}
break;
-#endif
-
- /* SOL_AX25 SOL_ATALK SOL_NETROM SOL_UDP SOL_DECNET SOL_X25
- * etc. still need work */
-
- default:
- tprintf("%u", name);
}
/* default arg printing */
- tprints(", ");
-
- if (len == sizeof(int)) {
- printnum_int(tcp, addr, "%d");
- }
- else {
- printstr(tcp, addr, len);
+ if (verbose(tcp)) {
+ if (len == sizeof(int)) {
+ printnum_int(tcp, addr, "%d");
+ } else {
+ printstr(tcp, addr, len);
+ }
+ } else {
+ printaddr(addr);
}
- return 0;
+done:
+ tprintf(", %d", len);
}
-int
-sys_setsockopt(struct tcb *tcp)
+SYS_FUNC(setsockopt)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
- tcp->u_arg[3], tcp->u_arg[4]);
- tprintf(", %lu", tcp->u_arg[4]);
- }
- return 0;
+ print_sockopt_fd_level_name(tcp, tcp->u_arg[0],
+ tcp->u_arg[1], tcp->u_arg[2], false);
+ print_setsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
+ tcp->u_arg[3], tcp->u_arg[4]);
+
+ return RVAL_DECODED;
}