*/
#include "defs.h"
+#include "msghdr.h"
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/uio.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>
#if defined(HAVE_LINUX_IP_VS_H)
# include <linux/ip_vs.h>
#endif
-#if defined(HAVE_LINUX_NETLINK_H)
-# include <linux/netlink.h>
-#endif
+#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_NETFILTER_IPV6_IP6_TABLES_H)
# include <linux/netfilter_ipv6/ip6_tables.h>
#endif
-#if defined(HAVE_LINUX_IF_PACKET_H)
-# include <linux/if_packet.h>
-#endif
-#if defined(HAVE_LINUX_ICMP_H)
-# include <linux/icmp.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>
-#endif
-#ifndef PF_UNSPEC
-# define PF_UNSPEC AF_UNSPEC
-#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
#include "xlat/inet_protocols.h"
-#ifdef PF_NETLINK
-# if !defined NETLINK_SOCK_DIAG && defined NETLINK_INET_DIAG
-# define NETLINK_SOCK_DIAG NETLINK_INET_DIAG
-# endif
-# 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"
-
-#if defined(AF_PACKET) /* from e.g. linux/if_packet.h */
-# include "xlat/af_packet_types.h"
-#endif
-
-static void
+void
print_ifindex(unsigned int ifindex)
{
#ifdef HAVE_IF_INDEXTONAME
tprintf("%u", ifindex);
}
-typedef 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
-} sockaddr_buf_t;
-
static void
-print_sockaddr(struct tcb *tcp, const sockaddr_buf_t *addr, const int addrlen)
+decode_sockbuf(struct tcb *tcp, int fd, long addr, long addrlen)
{
- tprints("{sa_family=");
- printxval(addrfams, addr->sa.sa_family, "AF_???");
- tprints(", ");
-
- switch (addr->sa.sa_family) {
- case AF_UNIX:
- if (addrlen == 2) {
- tprints("NULL");
- } else if (addr->sau.sun_path[0]) {
- tprints("sun_path=");
- print_quoted_string(addr->sau.sun_path,
- sizeof(addr->sau.sun_path) + 1,
- QUOTE_0_TERMINATED);
- } else {
- tprints("sun_path=@");
- print_quoted_string(addr->sau.sun_path + 1,
- sizeof(addr->sau.sun_path),
- QUOTE_0_TERMINATED);
- }
- break;
- case AF_INET:
- tprintf("sin_port=htons(%u), sin_addr=inet_addr(\"%s\")",
- ntohs(addr->sin.sin_port), inet_ntoa(addr->sin.sin_addr));
- break;
-#ifdef HAVE_INET_NTOP
- case AF_INET6:
- {
- char string_addr[100];
- inet_ntop(AF_INET6, &addr->sa6.sin6_addr,
- string_addr, sizeof(string_addr));
- tprintf("sin6_port=htons(%u), inet_pton(AF_INET6"
- ", \"%s\", &sin6_addr), sin6_flowinfo=%u",
- ntohs(addr->sa6.sin6_port), string_addr,
- addr->sa6.sin6_flowinfo);
-# ifdef HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID
- tprints(", sin6_scope_id=");
-# if defined IN6_IS_ADDR_LINKLOCAL && defined IN6_IS_ADDR_MC_LINKLOCAL
- if (IN6_IS_ADDR_LINKLOCAL(&addr->sa6.sin6_addr)
- || IN6_IS_ADDR_MC_LINKLOCAL(&addr->sa6.sin6_addr))
- print_ifindex(addr->sa6.sin6_scope_id);
- else
-# endif
- tprintf("%u", addr->sa6.sin6_scope_id);
-# endif /* HAVE_STRUCT_SOCKADDR_IN6_SIN6_SCOPE_ID */
- }
- break;
-#endif
-#if defined(AF_IPX)
- case AF_IPX:
- {
- int i;
- tprintf("sipx_port=htons(%u), ",
- ntohs(addr->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(addr->sipx.sipx_network));
- for (i = 0; i < IPX_NODE_LEN; i++)
- tprintf("%02x", addr->sipx.sipx_node[i]);
- tprintf("/[%02x]", addr->sipx.sipx_type);
- }
- break;
-#endif /* AF_IPX */
-#ifdef AF_PACKET
- case AF_PACKET:
- {
- int i;
- tprintf("proto=%#04x, if%d, pkttype=",
- ntohs(addr->ll.sll_protocol),
- addr->ll.sll_ifindex);
- printxval(af_packet_types, addr->ll.sll_pkttype, "PACKET_???");
- tprintf(", addr(%d)={%d, ",
- addr->ll.sll_halen,
- addr->ll.sll_hatype);
- for (i = 0; i < addr->ll.sll_halen; i++)
- tprintf("%02x", addr->ll.sll_addr[i]);
- }
- break;
-#endif /* AF_PACKET */
-#ifdef AF_NETLINK
- case AF_NETLINK:
- tprintf("pid=%d, groups=%08x", addr->nl.nl_pid, addr->nl.nl_groups);
+ switch (verbose(tcp) ? getfdproto(tcp, fd) : SOCK_PROTO_UNKNOWN) {
+ case SOCK_PROTO_NETLINK:
+ decode_netlink(tcp, addr, addrlen);
break;
-#endif /* AF_NETLINK */
-#if defined(AF_BLUETOOTH) && defined(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)}",
- addr->sco.sco_bdaddr.b[0], addr->sco.sco_bdaddr.b[1],
- addr->sco.sco_bdaddr.b[2], addr->sco.sco_bdaddr.b[3],
- addr->sco.sco_bdaddr.b[4], addr->sco.sco_bdaddr.b[5],
- addr->rc.rc_bdaddr.b[0], addr->rc.rc_bdaddr.b[1],
- addr->rc.rc_bdaddr.b[2], addr->rc.rc_bdaddr.b[3],
- addr->rc.rc_bdaddr.b[4], addr->rc.rc_bdaddr.b[5],
- addr->rc.rc_channel,
- btohs(addr->l2.l2_psm), addr->l2.l2_bdaddr.b[0],
- addr->l2.l2_bdaddr.b[1], addr->l2.l2_bdaddr.b[2],
- addr->l2.l2_bdaddr.b[3], addr->l2.l2_bdaddr.b[4],
- addr->l2.l2_bdaddr.b[5], btohs(addr->l2.l2_cid),
- btohs(addr->hci.hci_dev));
- 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 */
-
default:
- tprints("sa_data=");
- print_quoted_string(addr->sa.sa_data,
- sizeof(addr->sa.sa_data), 0);
- break;
- }
- tprints("}");
-}
-
-void
-printsock(struct tcb *tcp, long addr, int addrlen)
-{
- sockaddr_buf_t addrbuf;
-
- if (addrlen < 2) {
- printaddr(addr);
- return;
- }
-
- if (addrlen > (int) sizeof(addrbuf))
- addrlen = sizeof(addrbuf);
-
- memset(&addrbuf, 0, sizeof(addrbuf));
- if (umoven_or_printaddr(tcp, addr, addrlen, addrbuf.pad))
- return;
- addrbuf.pad[sizeof(addrbuf.pad) - 1] = '\0';
-
- print_sockaddr(tcp, &addrbuf, addrlen);
-}
-
-#include "xlat/scmvals.h"
-#include "xlat/ip_cmsg_types.h"
-
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
-struct cmsghdr32 {
- uint32_t cmsg_len;
- int cmsg_level;
- int cmsg_type;
-};
-#endif
-
-typedef union {
- char *ptr;
- struct cmsghdr *cmsg;
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- struct cmsghdr32 *cmsg32;
-#endif
-} union_cmsghdr;
-
-static void
-print_scm_rights(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const int *fds = cmsg_data;
- const char *end = (const char *) cmsg_data + data_len;
- bool seen = false;
-
- if (sizeof(*fds) > data_len)
- return;
-
- tprints(", [");
- while ((const char *) fds < end) {
- if (seen)
- tprints(", ");
- else
- seen = true;
- printfd(tcp, *fds++);
- }
- tprints("]");
-}
-
-static void
-print_scm_creds(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const struct ucred *uc = cmsg_data;
-
- if (sizeof(*uc) > data_len)
- return;
-
- tprintf(", {pid=%u, uid=%u, gid=%u}",
- (unsigned) uc->pid, (unsigned) uc->uid, (unsigned) uc->gid);
-}
-
-static void
-print_scm_security(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- if (!data_len)
- return;
-
- tprints(", ");
- print_quoted_string(cmsg_data, data_len, 0);
-}
-
-static void
-print_cmsg_ip_pktinfo(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const struct in_pktinfo *info = cmsg_data;
-
- if (sizeof(*info) > data_len)
- return;
-
- tprints(", {ipi_ifindex=");
- print_ifindex(info->ipi_ifindex);
- tprintf(", ipi_spec_dst=inet_addr(\"%s\"), ipi_addr=inet_addr(\"%s\")}",
- inet_ntoa(info->ipi_spec_dst), inet_ntoa(info->ipi_addr));
-}
-
-static void
-print_cmsg_ip_ttl(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const unsigned int *ttl = cmsg_data;
-
- if (sizeof(*ttl) > data_len)
- return;
-
- tprintf(", {ttl=%u}", *ttl);
-}
-
-static void
-print_cmsg_ip_tos(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const uint8_t *tos = cmsg_data;
-
- if (sizeof(*tos) > data_len)
- return;
-
- tprintf(", {tos=%x}", *tos);
-}
-
-static void
-print_cmsg_ip_checksum(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const uint32_t *csum = cmsg_data;
-
- if (sizeof(*csum) > data_len)
- return;
-
- tprintf(", {csum=%u}", *csum);
-}
-
-static void
-print_cmsg_ip_opts(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const unsigned char *opts = cmsg_data;
- size_t i;
-
- if (!data_len)
- return;
-
- tprints(", {opts=0x");
- for (i = 0; i < data_len; ++i)
- tprintf("%02x", opts[i]);
- tprints("}");
-}
-
-static void
-print_cmsg_ip_recverr(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- const struct {
- uint32_t ee_errno;
- uint8_t ee_origin;
- uint8_t ee_type;
- uint8_t ee_code;
- uint8_t ee_pad;
- uint32_t ee_info;
- uint32_t ee_data;
- struct sockaddr_in offender;
- } *err = cmsg_data;
-
- if (sizeof(*err) > data_len)
- return;
-
- tprintf(", {ee_errno=%u, ee_origin=%u, ee_type=%u, ee_code=%u"
- ", ee_info=%u, ee_data=%u, offender=",
- err->ee_errno, err->ee_origin, err->ee_type,
- err->ee_code, err->ee_info, err->ee_data);
- print_sockaddr(tcp, (const void *) &err->offender,
- sizeof(err->offender));
- tprints("}");
-}
-
-static void
-print_cmsg_ip_origdstaddr(struct tcb *tcp, const void *cmsg_data,
- const size_t data_len)
-{
- if (sizeof(struct sockaddr_in) > data_len)
- return;
-
- tprints(", ");
- print_sockaddr(tcp, cmsg_data, data_len);
-}
-
-static void
-print_cmsg_type_data(struct tcb *tcp, const int cmsg_level, const int cmsg_type,
- const void *cmsg_data, const size_t data_len)
-{
- switch (cmsg_level) {
- case SOL_SOCKET:
- printxval(scmvals, cmsg_type, "SCM_???");
- switch (cmsg_type) {
- case SCM_RIGHTS:
- print_scm_rights(tcp, cmsg_data, data_len);
- break;
- case SCM_CREDENTIALS:
- print_scm_creds(tcp, cmsg_data, data_len);
- break;
- case SCM_SECURITY:
- print_scm_security(tcp, cmsg_data, data_len);
- break;
- }
- break;
- case SOL_IP:
- printxval(ip_cmsg_types, cmsg_type, "IP_???");
- switch (cmsg_type) {
- case IP_PKTINFO:
- print_cmsg_ip_pktinfo(tcp, cmsg_data, data_len);
- break;
- case IP_TTL:
- print_cmsg_ip_ttl(tcp, cmsg_data, data_len);
- break;
- case IP_TOS:
- print_cmsg_ip_tos(tcp, cmsg_data, data_len);
- break;
- case IP_RECVOPTS:
- case IP_RETOPTS:
- print_cmsg_ip_opts(tcp, cmsg_data, data_len);
- break;
- case IP_RECVERR:
- print_cmsg_ip_recverr(tcp, cmsg_data, data_len);
- break;
- case IP_ORIGDSTADDR:
- print_cmsg_ip_origdstaddr(tcp, cmsg_data, data_len);
- break;
- case IP_CHECKSUM:
- print_cmsg_ip_checksum(tcp, cmsg_data, data_len);
- break;
- case SCM_SECURITY:
- print_scm_security(tcp, cmsg_data, data_len);
- break;
- }
- break;
- default:
- tprintf("%u", cmsg_type);
- }
-}
-
-static void
-printcmsghdr(struct tcb *tcp, unsigned long addr, size_t len)
-{
- const size_t cmsg_size =
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- (current_wordsize < sizeof(long)) ? sizeof(struct cmsghdr32) :
-#endif
- sizeof(struct cmsghdr);
-
- char *buf = len < cmsg_size ? NULL : malloc(len);
- if (!buf || umoven(tcp, addr, len, buf) < 0) {
- tprints(", msg_control=");
- printaddr(addr);
- free(buf);
- return;
- }
-
- union_cmsghdr u = { .ptr = buf };
-
- tprints(", [");
- while (len >= cmsg_size) {
- size_t cmsg_len =
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- (current_wordsize < sizeof(long)) ? u.cmsg32->cmsg_len :
-#endif
- u.cmsg->cmsg_len;
- int cmsg_level =
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- (current_wordsize < sizeof(long)) ? u.cmsg32->cmsg_level :
-#endif
- u.cmsg->cmsg_level;
- int cmsg_type =
-#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
- (current_wordsize < sizeof(long)) ? u.cmsg32->cmsg_type :
-#endif
- u.cmsg->cmsg_type;
-
- if (u.ptr != buf)
- tprints(", ");
- tprintf("{cmsg_len=%lu, cmsg_level=", (unsigned long) cmsg_len);
- printxval(socketlayers, cmsg_level, "SOL_???");
- tprints(", cmsg_type=");
-
- if (cmsg_len > len)
- cmsg_len = len;
-
- print_cmsg_type_data(tcp, cmsg_level, cmsg_type,
- (const void *) (u.ptr + cmsg_size),
- cmsg_len > cmsg_size ? cmsg_len - cmsg_size: 0);
- tprints("}");
-
- if (cmsg_len < cmsg_size) {
- len -= cmsg_size;
- break;
- }
- cmsg_len = (cmsg_len + current_wordsize - 1) &
- (size_t) ~(current_wordsize - 1);
- if (cmsg_len >= len) {
- len = 0;
- break;
- }
- u.ptr += cmsg_len;
- len -= cmsg_len;
- }
- if (len)
- tprints(", ...");
- tprints("]");
- free(buf);
-}
-
-static void
-do_msghdr(struct tcb *tcp, struct msghdr *msg, unsigned long data_size)
-{
- 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
-
-#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;
-}
-#endif
-
-static bool
-extractmsghdr(struct tcb *tcp, long addr, struct msghdr *msg)
-{
-#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;
-}
-
-static bool
-extractmmsghdr(struct tcb *tcp, long addr, unsigned int idx, struct mmsghdr *mmsg)
-{
-#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;
-
- 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;
- }
- return true;
-}
-
-static void
-printmsghdr(struct tcb *tcp, long addr, unsigned long data_size)
-{
- struct msghdr msg;
-
- if (verbose(tcp) && extractmsghdr(tcp, addr, &msg))
- do_msghdr(tcp, &msg, data_size);
- else
- printaddr(addr);
-}
-
-void
-dumpiov_in_msghdr(struct tcb *tcp, long addr, unsigned long data_size)
-{
- struct msghdr msg;
-
- if (extractmsghdr(tcp, addr, &msg))
- dumpiov_upto(tcp, msg.msg_iovlen, (long)msg.msg_iov, data_size);
-}
-
-static void
-printmmsghdr(struct tcb *tcp, long addr, unsigned int idx, unsigned long msg_len)
-{
- struct mmsghdr mmsg;
-
- 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);
- }
- else
- printaddr(addr);
-}
-
-static void
-decode_mmsg(struct tcb *tcp, unsigned long msg_len)
-{
- /* mmsgvec */
- if (syserror(tcp)) {
- printaddr(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]);
- /* 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_upto(tcp, mmsg.msg_hdr.msg_iovlen,
- (long)mmsg.msg_hdr.msg_iov, mmsg.msg_len);
- }
+ printstr(tcp, addr, addrlen);
}
}
* other bits are socket type flags.
*/
static void
-tprint_sock_type(int flags)
+tprint_sock_type(unsigned int flags)
{
const char *str = xlookup(socktypes, flags & SOCK_TYPE_MASK);
SYS_FUNC(socket)
{
- printxval(domains, tcp->u_arg[0], "PF_???");
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
tprints(", ");
tprint_sock_type(tcp->u_arg[1]);
tprints(", ");
switch (tcp->u_arg[0]) {
- case PF_INET:
-#ifdef PF_INET6
- case PF_INET6:
-#endif
+ case AF_INET:
+ case AF_INET6:
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:
+
+ case AF_NETLINK:
printxval(netlink_protocols, tcp->u_arg[2], "NETLINK_???");
break;
-#endif
-#if defined(PF_BLUETOOTH) && defined(HAVE_BLUETOOTH_BLUETOOTH_H)
- case PF_BLUETOOTH:
+
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
+ case AF_BLUETOOTH:
printxval(bt_protocols, tcp->u_arg[2], "BTPROTO_???");
break;
#endif
+
default:
tprintf("%lu", tcp->u_arg[2]);
break;
{
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ decode_sockaddr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
tprintf(", %lu", tcp->u_arg[2]);
return RVAL_DECODED;
return RVAL_DECODED;
}
+static bool
+fetch_socklen(struct tcb *tcp, int *plen,
+ const unsigned long sockaddr, const unsigned long socklen)
+{
+ return verbose(tcp) && sockaddr && socklen
+ && umove(tcp, socklen, plen) == 0;
+}
+
static int
-do_sockname(struct tcb *tcp, int flags_arg)
+decode_sockname(struct tcb *tcp)
{
+ int ulen, rlen;
+
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- return 0;
+ if (fetch_socklen(tcp, &ulen, tcp->u_arg[1], tcp->u_arg[2])) {
+ /* abuse of auxstr to retain state */
+ tcp->auxstr = (void *) (long) ulen;
+ return 0;
+ } else {
+ printaddr(tcp->u_arg[1]);
+ tprints(", ");
+ printaddr(tcp->u_arg[2]);
+ return RVAL_DECODED;
+ }
}
- int len;
- if (!tcp->u_arg[2] || !verbose(tcp) || syserror(tcp) ||
- umove(tcp, tcp->u_arg[2], &len) < 0) {
+ ulen = (long) tcp->auxstr;
+ tcp->auxstr = NULL;
+
+ if (syserror(tcp) || umove(tcp, tcp->u_arg[2], &rlen) < 0) {
printaddr(tcp->u_arg[1]);
- tprints(", ");
- printaddr(tcp->u_arg[2]);
+ tprintf(", [%d]", ulen);
} else {
- printsock(tcp, tcp->u_arg[1], len);
- tprintf(", [%d]", len);
+ decode_sockaddr(tcp, tcp->u_arg[1], ulen > rlen ? rlen : ulen);
+ tprintf(", [%d]", rlen);
}
- if (flags_arg >= 0) {
- tprints(", ");
- printflags(sock_type_flags, tcp->u_arg[flags_arg],
- "SOCK_???");
- }
- return 0;
+ return RVAL_DECODED;
}
SYS_FUNC(accept)
{
- do_sockname(tcp, -1);
- return RVAL_FD;
+ return decode_sockname(tcp) | RVAL_FD;
}
SYS_FUNC(accept4)
{
- do_sockname(tcp, 3);
- return RVAL_FD;
+ int rc = decode_sockname(tcp);
+
+ if (rc & RVAL_DECODED) {
+ tprints(", ");
+ printflags(sock_type_flags, tcp->u_arg[3], "SOCK_???");
+ }
+
+ return rc | RVAL_FD;
}
SYS_FUNC(send)
{
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ 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_???");
{
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ 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 */
tprints(", ");
- printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
+ decode_sockaddr(tcp, tcp->u_arg[4], tcp->u_arg[5]);
/* to length */
tprintf(", %lu", tcp->u_arg[5]);
{
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
- printmsghdr(tcp, tcp->u_arg[1], (unsigned long) -1L);
+ decode_msghdr(tcp, tcp->u_arg[1], (unsigned long) -1L);
/* flags */
tprints(", ");
printflags(msg_flags, tcp->u_arg[2], "MSG_???");
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
if (!verbose(tcp)) {
- tprintf("%#lx, %u, ",
- tcp->u_arg[1], (unsigned int) tcp->u_arg[2]);
+ printaddr(tcp->u_arg[1]);
+ /* vlen */
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
+ /* flags */
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
+ return RVAL_DECODED;
}
} else {
- if (verbose(tcp))
- decode_mmsg(tcp, (unsigned long) -1L);
+ decode_mmsgvec(tcp, tcp->u_arg[1], tcp->u_rval, false);
+ /* vlen */
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
+ /* flags */
+ printflags(msg_flags, tcp->u_arg[3], "MSG_???");
}
return 0;
}
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
- if (syserror(tcp))
+ if (syserror(tcp)) {
printaddr(tcp->u_arg[1]);
- else
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
+ } 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_???");
if (syserror(tcp)) {
printaddr(tcp->u_arg[1]);
} else {
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
+ decode_sockbuf(tcp, tcp->u_arg[0], tcp->u_arg[1],
+ tcp->u_rval);
}
/* len */
tprintf(", %lu, ", tcp->u_arg[2]);
return 0;
}
/* from address */
- printsock(tcp, tcp->u_arg[4], fromlen);
+ decode_sockaddr(tcp, tcp->u_arg[4], fromlen);
/* from length */
tprintf(", [%u]", fromlen);
}
if (syserror(tcp))
printaddr(tcp->u_arg[1]);
else
- printmsghdr(tcp, tcp->u_arg[1], tcp->u_rval);
+ decode_msghdr(tcp, tcp->u_arg[1], tcp->u_rval);
/* flags */
tprints(", ");
printflags(msg_flags, tcp->u_arg[2], "MSG_???");
*/
tcp->auxstr = sprint_timespec(tcp, tcp->u_arg[4]);
} else {
- tprintf("%#lx, %ld, ", tcp->u_arg[1], tcp->u_arg[2]);
+ printaddr(tcp->u_arg[1]);
+ /* vlen */
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
+ /* flags */
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
tprints(", ");
print_timespec(tcp, tcp->u_arg[4]);
return 0;
} else {
if (verbose(tcp)) {
- decode_mmsg(tcp, 0);
+ decode_mmsgvec(tcp, tcp->u_arg[1], tcp->u_rval, true);
+ /* vlen */
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
+ /* flags */
+ printflags(msg_flags, tcp->u_arg[3], "MSG_???");
tprints(", ");
/* timeout on entrance */
tprints(tcp->auxstr);
SYS_FUNC(getsockname)
{
- return do_sockname(tcp, -1);
+ return decode_sockname(tcp);
}
static void
do_pipe(struct tcb *tcp, int flags_arg)
{
if (exiting(tcp)) {
- if (syserror(tcp)) {
- printaddr(tcp->u_arg[0]);
- } else {
-#ifdef HAVE_GETRVAL2
- if (flags_arg < 0) {
- printpair_fd(tcp, tcp->u_rval, getrval2(tcp));
- } else
-#endif
- decode_pair_fd(tcp, tcp->u_arg[0]);
- }
+ decode_pair_fd(tcp, tcp->u_arg[0]);
if (flags_arg >= 0) {
tprints(", ");
printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
SYS_FUNC(pipe)
{
+#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)
SYS_FUNC(socketpair)
{
if (entering(tcp)) {
- printxval(domains, tcp->u_arg[0], "PF_???");
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
tprints(", ");
tprint_sock_type(tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[2]);
#include "xlat/socktcpoptions.h"
static void
-print_sockopt_fd_level_name(struct tcb *tcp, int fd, int level, int name, bool is_getsockopt)
+print_sockopt_fd_level_name(struct tcb *tcp, int fd, unsigned int level,
+ unsigned int name, bool is_getsockopt)
{
printfd(tcp, fd);
tprints(", ");
tprints(", ");
}
-#ifdef SO_LINGER
static void
print_linger(struct tcb *tcp, long addr, int len)
{
linger.l_onoff,
linger.l_linger);
}
-#endif /* SO_LINGER */
#ifdef SO_PEERCRED
static void
}
#endif /* PACKET_STATISTICS */
-#ifdef ICMP_FILTER
-# include "xlat/icmpfilterflags.h"
+#include "xlat/icmpfilterflags.h"
static void
-print_icmp_filter(struct tcb *tcp, long addr, int len)
+print_icmp_filter(struct tcb *tcp, const long addr, int len)
{
- struct icmp_filter filter;
+ struct icmp_filter filter = {};
- if (len != sizeof(filter) ||
- umove(tcp, addr, &filter) < 0) {
+ if (len > (int) sizeof(filter))
+ len = sizeof(filter);
+ else if (len <= 0) {
printaddr(addr);
return;
}
+ if (umoven_or_printaddr(tcp, addr, len, &filter))
+ return;
+
tprints("~(");
printflags(icmpfilterflags, ~filter.data, "ICMP_???");
tprints(")");
}
-#endif /* ICMP_FILTER */
static void
-print_getsockopt(struct tcb *tcp, int level, int name, long addr, int len)
+print_getsockopt(struct tcb *tcp, unsigned int level, unsigned int name,
+ long addr, int len)
{
if (addr && verbose(tcp))
switch (level) {
case SOL_SOCKET:
switch (name) {
-#ifdef SO_LINGER
case SO_LINGER:
print_linger(tcp, addr, len);
goto done;
-#endif
#ifdef SO_PEERCRED
case SO_PEERCRED:
print_ucred(tcp, addr, len);
case SOL_RAW:
switch (name) {
-#ifdef ICMP_FILTER
case ICMP_FILTER:
print_icmp_filter(tcp, addr, len);
goto done;
-#endif
}
break;
}
int len;
if (syserror(tcp) || umove(tcp, tcp->u_arg[4], &len) < 0) {
- tprintf("%#lx, %#lx",
- tcp->u_arg[3], tcp->u_arg[4]);
+ printaddr(tcp->u_arg[3]);
+ tprints(", ");
+ printaddr(tcp->u_arg[4]);
} else {
print_getsockopt(tcp, tcp->u_arg[1], tcp->u_arg[2],
tcp->u_arg[3], len);
if (umove_or_printaddr(tcp, addr, &mreq))
return;
-#ifdef HAVE_INET_NTOP
const struct in6_addr *in6 = &mreq.ipv6mr_multiaddr;
char address[INET6_ADDRSTRLEN];
print_ifindex(mreq.ipv6mr_interface);
tprints("}");
return;
-#endif /* HAVE_INET_NTOP */
fail:
printstr(tcp, addr, len);
}
tprintf("{gr_interface=%u, gr_group=", greq.gr_interface);
- print_sockaddr(tcp, (const void *) &greq.gr_group,
- sizeof(greq.gr_group));
+ print_sockaddr(tcp, &greq.gr_group, sizeof(greq.gr_group));
tprintf("}");
}
#endif /* PACKET_ADD_MEMBERSHIP */
static void
-print_setsockopt(struct tcb *tcp, int level, int name, long addr, int len)
+print_setsockopt(struct tcb *tcp, unsigned int level, unsigned int name,
+ long addr, int len)
{
if (addr && verbose(tcp))
switch (level) {
case SOL_SOCKET:
switch (name) {
-#ifdef SO_LINGER
case SO_LINGER:
print_linger(tcp, addr, len);
goto done;
-#endif
}
break;
case SOL_RAW:
switch (name) {
-#ifdef ICMP_FILTER
case ICMP_FILTER:
print_icmp_filter(tcp, addr, len);
goto done;
-#endif
}
break;
}
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