#include "defs.h"
#include <sys/stat.h>
#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
+#if defined(HAVE_LINUX_IP_VS_H)
+# include <linux/ip_vs.h>
#endif
-
-#if defined(HAVE_SYS_UIO_H)
-# include <sys/uio.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_NETLINK_H)
-# include <linux/netlink.h>
+#if defined(HAVE_LINUX_NETFILTER_BRIDGE_EBTABLES_H)
+# include <linux/netfilter_bridge/ebtables.h>
#endif
-#if defined(HAVE_LINUX_IF_PACKET_H)
-# include <linux/if_packet.h>
+#if defined(HAVE_LINUX_NETFILTER_IPV4_IP_TABLES_H)
+# include <linux/netfilter_ipv4/ip_tables.h>
#endif
-#if defined(HAVE_LINUX_ICMP_H)
-# include <linux/icmp.h>
+#if defined(HAVE_LINUX_NETFILTER_IPV6_IP6_TABLES_H)
+# include <linux/netfilter_ipv6/ip6_tables.h>
#endif
-#ifndef PF_UNSPEC
-# define PF_UNSPEC AF_UNSPEC
+#include <linux/if_packet.h>
+#include <linux/icmp.h>
+#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
-#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"
-#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 */
+#include "xlat/socketlayers.h"
-#ifdef SOL_PACKET
-#include "xlat/sockpacketoptions.h"
-#endif /* SOL_PACKET */
+#include "xlat/inet_protocols.h"
-#ifdef SOL_SCTP
-#include "xlat/socksctpoptions.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(SOL_TCP) && defined(IPPROTO_TCP)
-#define SOL_TCP IPPROTO_TCP
+#if defined(HAVE_BLUETOOTH_BLUETOOTH_H)
+# include "xlat/bt_protocols.h"
#endif
-#ifdef SOL_TCP
-#include "xlat/socktcpoptions.h"
-#endif /* SOL_TCP */
-
-#ifdef SOL_RAW
-#include "xlat/icmpfilterflags.h"
-#endif /* SOL_RAW */
+#include "xlat/msg_flags.h"
-#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)
+static void
+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
- } addrbuf;
- char string_addr[100];
+#ifdef HAVE_IF_INDEXTONAME
+ char buf[IFNAMSIZ + 1];
- if (addr == 0) {
- tprints("NULL");
- return;
- }
- if (!verbose(tcp)) {
- tprintf("%#lx", addr);
+ if (if_indextoname(ifindex, buf)) {
+ tprints("if_nametoindex(");
+ print_quoted_string(buf, sizeof(buf), QUOTE_0_TERMINATED);
+ tprints(")");
return;
}
+#endif
+ tprintf("%u", ifindex);
+}
- if (addrlen < 2 || addrlen > sizeof(addrbuf))
- addrlen = sizeof(addrbuf);
+typedef union {
+ char pad[128];
+ struct sockaddr sa;
+ struct sockaddr_in sin;
+ struct sockaddr_un sau;
+ struct sockaddr_in6 sa6;
+ struct sockaddr_ipx sipx;
+ struct sockaddr_ll ll;
+ struct sockaddr_nl nl;
+#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;
- memset(&addrbuf, 0, sizeof(addrbuf));
- if (umoven(tcp, addr, addrlen, addrbuf.pad) < 0) {
- tprints("{...}");
- return;
- }
- addrbuf.pad[sizeof(addrbuf.pad) - 1] = '\0';
+void
+print_sockaddr(struct tcb *tcp, const void *const buf, const int addrlen)
+{
+ const sockaddr_buf_t *const addr = buf;
tprints("{sa_family=");
- printxval(addrfams, addrbuf.sa.sa_family, "AF_???");
+ printxval(addrfams, addr->sa.sa_family, "AF_???");
tprints(", ");
- switch (addrbuf.sa.sa_family) {
+ switch (addr->sa.sa_family) {
case AF_UNIX:
if (addrlen == 2) {
tprints("NULL");
- } else if (addrbuf.sau.sun_path[0]) {
+ } else if (addr->sau.sun_path[0]) {
tprints("sun_path=");
- printpathn(tcp, addr + 2, strlen(addrbuf.sau.sun_path));
+ print_quoted_string(addr->sau.sun_path,
+ sizeof(addr->sau.sun_path) + 1,
+ QUOTE_0_TERMINATED);
} else {
tprints("sun_path=@");
- printpathn(tcp, addr + 3, strlen(addrbuf.sau.sun_path + 1));
+ 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(addrbuf.sin.sin_port), inet_ntoa(addrbuf.sin.sin_addr));
+ ntohs(addr->sin.sin_port), inet_ntoa(addr->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);
+ 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 */
}
-#endif
break;
-#endif
-#if defined(AF_IPX)
+
case AF_IPX:
{
+ tprintf("sipx_port=htons(%u)"
+ ", sipx_network=htonl(%08x)"
+ ", sipx_node=[",
+ ntohs(addr->sipx.sipx_port),
+ ntohl(addr->sipx.sipx_network));
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);
+ for (i = 0; i < IPX_NODE_LEN; ++i) {
+ tprintf("%s%02x", i ? ", " : "",
+ addr->sipx.sipx_node[i]);
+ }
+ tprintf("], sipx_type=%02x", addr->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, "?");
+ ntohs(addr->ll.sll_protocol),
+ addr->ll.sll_ifindex);
+ printxval(af_packet_types, addr->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]);
+ 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", addrbuf.nl.nl_pid, addrbuf.nl.nl_groups);
+ tprintf("pid=%d, groups=%08x", addr->nl.nl_pid, addr->nl.nl_groups);
break;
-#endif /* AF_NETLINK */
+
+#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)}",
+ 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 /* 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=");
- printstr(tcp, (long) &((struct sockaddr *) addr)->sa_data,
- sizeof addrbuf.sa.sa_data);
+ print_quoted_string(addr->sa.sa_data,
+ sizeof(addr->sa.sa_data), 0);
break;
}
tprints("}");
}
-#if HAVE_SENDMSG
+int
+printsock(struct tcb *tcp, long addr, int addrlen)
+{
+ if (addrlen < 2) {
+ printaddr(addr);
+ return -1;
+ }
+
+ union {
+ struct sockaddr sa;
+ struct sockaddr_storage storage;
+ char pad[sizeof(struct sockaddr_storage) + 1];
+ } addrbuf;
+
+ if ((unsigned) addrlen > sizeof(addrbuf.storage))
+ addrlen = sizeof(addrbuf.storage);
+
+ if (umoven_or_printaddr(tcp, addr, addrlen, addrbuf.pad))
+ return -1;
+
+ memset(&addrbuf.pad[addrlen], 0, sizeof(addrbuf.pad) - addrlen);
+
+ print_sockaddr(tcp, &addrbuf, addrlen);
+
+ return addrbuf.sa.sa_family;
+}
+
#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
-printcmsghdr(struct tcb *tcp, unsigned long addr, unsigned long len)
+print_scm_rights(struct tcb *tcp, const void *cmsg_data,
+ const size_t data_len)
{
- 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);
+ 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);
+}
- tprintf(", {cmsg_len=%u, cmsg_level=", (unsigned) cmsg->cmsg_len);
- printxval(socketlayers, cmsg->cmsg_level, "SOL_???");
- tprints(", cmsg_type=");
+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 (cmsg->cmsg_level == SOL_SOCKET) {
- unsigned long cmsg_len;
+ if (sizeof(*info) > data_len)
+ return;
- printxval(scmvals, cmsg->cmsg_type, "SCM_???");
- cmsg_len = (len < cmsg->cmsg_len) ? len : cmsg->cmsg_len;
+ 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));
+}
- if (cmsg->cmsg_type == SCM_RIGHTS
- && CMSG_LEN(sizeof(int)) <= cmsg_len) {
- int *fds = (int *) CMSG_DATA(cmsg);
- int first = 1;
+static void
+print_cmsg_ip_ttl(struct tcb *tcp, const void *cmsg_data,
+ const size_t data_len)
+{
+ const unsigned int *ttl = cmsg_data;
- tprints(", {");
- while ((char *) fds < ((char *) cmsg + cmsg_len)) {
- if (!first)
- tprints(", ");
- printfd(tcp, *fds++);
- first = 0;
- }
- tprints("}}");
- free(cmsg);
- return;
+ 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, &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;
}
- if (cmsg->cmsg_type == SCM_CREDENTIALS
- && CMSG_LEN(sizeof(struct ucred)) <= cmsg_len) {
- struct ucred *uc = (struct ucred *) CMSG_DATA(cmsg);
+ break;
+ default:
+ tprintf("%u", cmsg_type);
+ }
+}
- tprintf("{pid=%ld, uid=%ld, gid=%ld}}",
- (long)uc->pid, (long)uc->uid, (long)uc->gid);
- free(cmsg);
- return;
+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;
}
- free(cmsg);
- tprints(", ...}");
+ if (len)
+ tprints(", ...");
+ tprints("]");
+ free(buf);
}
static void
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);
+ (unsigned long)msg->msg_iov, IOV_DECODE_STR, data_size);
#ifdef HAVE_STRUCT_MSGHDR_MSG_CONTROL
tprintf(", msg_controllen=%lu", (unsigned long)msg->msg_controllen);
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
-printmsghdr(struct tcb *tcp, long addr, unsigned long data_size)
+copy_from_msghdr32(struct msghdr *to_msg, struct msghdr32 *from_msg32)
{
- struct msghdr msg;
+ 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) {
- tprintf("%#lx", addr);
- return;
- }
- msg.msg_name = (void*)(long)msg32.msg_name;
- msg.msg_namelen = msg32.msg_namelen;
- msg.msg_iov = (void*)(long)msg32.msg_iov;
- msg.msg_iovlen = msg32.msg_iovlen;
- msg.msg_control = (void*)(long)msg32.msg_control;
- msg.msg_controllen = msg32.msg_controllen;
- msg.msg_flags = msg32.msg_flags;
+ if (umove(tcp, addr, &msg32) < 0)
+ return false;
+ copy_from_msghdr32(msg, &msg32);
} else
#endif
- if (umove(tcp, addr, &msg) < 0) {
- tprintf("%#lx", addr);
- return;
- }
- do_msghdr(tcp, &msg, data_size);
+ if (umove(tcp, addr, msg) < 0)
+ return false;
+ return true;
}
-static void
-printmmsghdr(struct tcb *tcp, long addr, unsigned int idx, unsigned long msg_len)
+static bool
+extractmmsghdr(struct tcb *tcp, long addr, unsigned int idx, struct mmsghdr *mmsg)
{
- struct mmsghdr {
- struct msghdr msg_hdr;
- unsigned msg_len;
- } mmsg;
-
#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
if (current_wordsize == 4) {
struct mmsghdr32 mmsg32;
- addr += sizeof(mmsg32) * idx;
- if (umove(tcp, addr, &mmsg32) < 0) {
- tprintf("%#lx", addr);
- return;
- }
- mmsg.msg_hdr.msg_name = (void*)(long)mmsg32.msg_hdr.msg_name;
- mmsg.msg_hdr.msg_namelen = mmsg32.msg_hdr.msg_namelen;
- mmsg.msg_hdr.msg_iov = (void*)(long)mmsg32.msg_hdr.msg_iov;
- mmsg.msg_hdr.msg_iovlen = mmsg32.msg_hdr.msg_iovlen;
- mmsg.msg_hdr.msg_control = (void*)(long)mmsg32.msg_hdr.msg_control;
- mmsg.msg_hdr.msg_controllen = mmsg32.msg_hdr.msg_controllen;
- mmsg.msg_hdr.msg_flags = mmsg32.msg_hdr.msg_flags;
- mmsg.msg_len = mmsg32.msg_len;
+ 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) {
- tprintf("%#lx", addr);
- return;
- }
+ 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);
}
- tprints("{");
- do_msghdr(tcp, &mmsg.msg_hdr, msg_len ? msg_len : mmsg.msg_len);
- tprintf(", %u}", mmsg.msg_len);
+ else
+ printaddr(addr);
}
static void
{
/* mmsgvec */
if (syserror(tcp)) {
- tprintf("%#lx", tcp->u_arg[1]);
+ printaddr(tcp->u_arg[1]);
} else {
unsigned int len = tcp->u_rval;
unsigned int i;
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
}
-#endif /* HAVE_SENDMSG */
+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);
+ }
+ }
+}
/*
* low bits of the socket type define real socket type,
* other bits are socket type flags.
*/
static void
-tprint_sock_type(struct tcb *tcp, int flags)
+tprint_sock_type(unsigned int flags)
{
const char *str = xlookup(socktypes, flags & SOCK_TYPE_MASK);
printflags(sock_type_flags, flags, "SOCK_???");
}
-int
-sys_socket(struct tcb *tcp)
+SYS_FUNC(socket)
{
- if (entering(tcp)) {
- printxval(domains, tcp->u_arg[0], "PF_???");
- tprints(", ");
- tprint_sock_type(tcp, tcp->u_arg[1]);
- 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
- default:
- tprintf("%lu", tcp->u_arg[2]);
- break;
- }
- }
- return 0;
-}
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
+ tprints(", ");
+ tprint_sock_type(tcp->u_arg[1]);
+ tprints(", ");
+ switch (tcp->u_arg[0]) {
+ case AF_INET:
+ case AF_INET6:
+ printxval(inet_protocols, tcp->u_arg[2], "IPPROTO_???");
+ break;
-int
-sys_bind(struct tcb *tcp)
-{
- 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]);
+ case AF_NETLINK:
+ printxval(netlink_protocols, tcp->u_arg[2], "NETLINK_???");
+ break;
+
+#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;
}
- return 0;
+
+ return RVAL_DECODED | RVAL_FD;
}
-int
-sys_connect(struct tcb *tcp)
+SYS_FUNC(bind)
{
- return sys_bind(tcp);
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ printsock(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", %lu", tcp->u_arg[2]);
+
+ return RVAL_DECODED;
}
-int
-sys_listen(struct tcb *tcp)
+SYS_FUNC(listen)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- tprintf("%lu", tcp->u_arg[1]);
- }
- return 0;
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ tprintf("%lu", tcp->u_arg[1]);
+
+ return RVAL_DECODED;
}
static int
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);
- }
+
+ int len;
+ if (!tcp->u_arg[2] || !verbose(tcp) || syserror(tcp) ||
+ umove(tcp, tcp->u_arg[2], &len) < 0) {
+ printaddr(tcp->u_arg[1]);
tprints(", ");
- printnum_int(tcp, tcp->u_arg[2], "%u");
+ printaddr(tcp->u_arg[2]);
+ } else {
+ printsock(tcp, tcp->u_arg[1], len);
+ tprintf(", [%d]", len);
}
+
if (flags_arg >= 0) {
tprints(", ");
printflags(sock_type_flags, tcp->u_arg[flags_arg],
return 0;
}
-int
-sys_accept(struct tcb *tcp)
+SYS_FUNC(accept)
{
do_sockname(tcp, -1);
return RVAL_FD;
}
-int
-sys_accept4(struct tcb *tcp)
+SYS_FUNC(accept4)
{
do_sockname(tcp, 3);
return RVAL_FD;
}
-int
-sys_send(struct tcb *tcp)
+SYS_FUNC(send)
{
- 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_???");
- }
- return 0;
+ 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_???");
+
+ return RVAL_DECODED;
}
-int
-sys_sendto(struct tcb *tcp)
+SYS_FUNC(sendto)
{
- 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_???");
- /* to address */
- tprints(", ");
- printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
- /* to length */
- tprintf(", %lu", tcp->u_arg[5]);
- }
- return 0;
-}
+ 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_???");
+ /* to address */
+ tprints(", ");
+ printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
+ /* to length */
+ tprintf(", %lu", tcp->u_arg[5]);
-#ifdef HAVE_SENDMSG
+ return RVAL_DECODED;
+}
-int
-sys_sendmsg(struct tcb *tcp)
+SYS_FUNC(sendmsg)
{
- 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_???");
- }
- return 0;
+ 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_???");
+
+ return RVAL_DECODED;
}
-int
-sys_sendmmsg(struct tcb *tcp)
+SYS_FUNC(sendmmsg)
{
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]);
+ printaddr(tcp->u_arg[1]);
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
}
} else {
return 0;
}
-#endif /* HAVE_SENDMSG */
-
-int
-sys_recv(struct tcb *tcp)
+SYS_FUNC(recv)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
+ printaddr(tcp->u_arg[1]);
else
printstr(tcp, tcp->u_arg[1], tcp->u_rval);
return 0;
}
-int
-sys_recvfrom(struct tcb *tcp)
+SYS_FUNC(recvfrom)
{
int fromlen;
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
+ /* buf */
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;
+ printaddr(tcp->u_arg[1]);
+ } else {
+ printstr(tcp, tcp->u_arg[1], tcp->u_rval);
}
- /* 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(", {...}, [?]");
+ tprints(", ");
+ if (syserror(tcp) || !tcp->u_arg[4] || !tcp->u_arg[5] ||
+ umove(tcp, tcp->u_arg[5], &fromlen) < 0) {
+ /* from address, len */
+ printaddr(tcp->u_arg[4]);
+ tprints(", ");
+ printaddr(tcp->u_arg[5]);
return 0;
}
- tprints(", ");
- printsock(tcp, tcp->u_arg[4], tcp->u_arg[5]);
+ /* from address */
+ printsock(tcp, tcp->u_arg[4], fromlen);
/* from length */
tprintf(", [%u]", fromlen);
}
return 0;
}
-#ifdef HAVE_SENDMSG
-
-int
-sys_recvmsg(struct tcb *tcp)
+SYS_FUNC(recvmsg)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
- if (syserror(tcp) || !verbose(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
+ if (syserror(tcp))
+ printaddr(tcp->u_arg[1]);
else
printmsghdr(tcp, tcp->u_arg[1], tcp->u_rval);
/* flags */
return 0;
}
-int
-sys_recvmmsg(struct tcb *tcp)
+SYS_FUNC(recvmmsg)
{
- /* +5 chars are for "left " prefix */
- static char str[5 + TIMESPEC_TEXT_BUFSIZE];
+ static char str[sizeof("left") + 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.
+ * Will be used and cleared on syscall exit.
*/
- tcp->auxstr = strdup(str);
+ 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]);
+ tprintf(", %u, ", (unsigned int) tcp->u_arg[2]);
printflags(msg_flags, tcp->u_arg[3], "MSG_???");
tprints(", ");
print_timespec(tcp, tcp->u_arg[4]);
} else {
if (verbose(tcp)) {
decode_mmsg(tcp, 0);
+ tprints(", ");
/* timeout on entrance */
- tprintf(", %s", tcp->auxstr ? tcp->auxstr : "{...}");
- free((void *) tcp->auxstr);
+ tprints(tcp->auxstr);
tcp->auxstr = NULL;
}
if (syserror(tcp))
if (!verbose(tcp))
return 0;
/* timeout on exit */
- sprint_timespec(stpcpy(str, "left "), tcp, tcp->u_arg[4]);
+ snprintf(str, sizeof(str), "left %s",
+ sprint_timespec(tcp, tcp->u_arg[4]));
tcp->auxstr = str;
return RVAL_STR;
}
}
-#endif /* HAVE_SENDMSG */
-
#include "xlat/shutdown_modes.h"
-int
-sys_shutdown(struct tcb *tcp)
+SYS_FUNC(shutdown)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprints(", ");
- printxval(shutdown_modes, tcp->u_arg[1], "SHUT_???");
- }
- return 0;
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ printxval(shutdown_modes, tcp->u_arg[1], "SHUT_???");
+
+ return RVAL_DECODED;
}
-int
-sys_getsockname(struct tcb *tcp)
+SYS_FUNC(getsockname)
{
return do_sockname(tcp, -1);
}
-int
-sys_getpeername(struct tcb *tcp)
+static void
+printpair_fd(struct tcb *tcp, const int i0, const int i1)
{
- return do_sockname(tcp, -1);
+ tprints("[");
+ printfd(tcp, i0);
+ tprints(", ");
+ printfd(tcp, i1);
+ tprints("]");
+}
+
+static void
+decode_pair_fd(struct tcb *tcp, const long addr)
+{
+ int pair[2];
+
+ if (umove_or_printaddr(tcp, addr, &pair))
+ return;
+
+ printpair_fd(tcp, pair[0], pair[1]);
}
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
- }
+ 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_pipe(struct tcb *tcp)
+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
}
-int
-sys_pipe2(struct tcb *tcp)
+SYS_FUNC(pipe2)
{
return do_pipe(tcp, 1);
}
-int
-sys_socketpair(struct tcb *tcp)
+SYS_FUNC(socketpair)
{
- int fds[2];
-
if (entering(tcp)) {
- printxval(domains, tcp->u_arg[0], "PF_???");
+ printxval(addrfams, tcp->u_arg[0], "AF_???");
tprints(", ");
- tprint_sock_type(tcp, tcp->u_arg[1]);
+ 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]);
+ tprints(", ");
+ decode_pair_fd(tcp, tcp->u_arg[3]);
}
return 0;
}
-int
-sys_getsockopt(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(", ");
- 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
+ printfd(tcp, fd);
+ tprints(", ");
+ printxval(socketlayers, level, "SOL_??");
+ tprints(", ");
- /* 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(", ");
+ 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);
+ }
+
+ tprints(", ");
+}
+
+static void
+print_linger(struct tcb *tcp, long addr, int len)
+{
+ struct linger linger;
+
+ if (len != sizeof(linger) ||
+ umove(tcp, addr, &linger) < 0) {
+ printaddr(addr);
+ return;
+ }
+
+ tprintf("{onoff=%d, linger=%d}",
+ linger.l_onoff,
+ linger.l_linger);
+}
+
+#ifdef SO_PEERCRED
+static void
+print_ucred(struct tcb *tcp, long addr, int len)
+{
+ struct ucred uc;
+
+ if (len != sizeof(uc) ||
+ umove(tcp, addr, &uc) < 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;
- }
+ tprintf("{pid=%u, uid=%u, gid=%u}",
+ (unsigned) uc.pid,
+ (unsigned) uc.uid,
+ (unsigned) uc.gid);
+ }
+}
+#endif /* SO_PEERCRED */
- 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 PACKET_STATISTICS
+static void
+print_tpacket_stats(struct tcb *tcp, long addr, int len)
+{
+ struct tpacket_stats stats;
+
+ if (len != sizeof(stats) ||
+ umove(tcp, addr, &stats) < 0) {
+ printaddr(addr);
+ } else {
+ tprintf("{packets=%u, drops=%u}",
+ stats.tp_packets,
+ stats.tp_drops);
+ }
+}
+#endif /* PACKET_STATISTICS */
+
+#include "xlat/icmpfilterflags.h"
+
+static void
+print_icmp_filter(struct tcb *tcp, const long addr, int len)
+{
+ struct icmp_filter filter = {};
+
+ 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(")");
+}
+
+static void
+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) {
+ case SO_LINGER:
+ print_linger(tcp, addr, len);
+ goto done;
#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;
+ case SO_PEERCRED:
+ print_ucred(tcp, addr, len);
+ goto done;
#endif
- }
- break;
- case SOL_PACKET:
- switch (tcp->u_arg[2]) {
+ }
+ break;
+
+ case SOL_PACKET:
+ switch (name) {
#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;
+ case PACKET_STATISTICS:
+ print_tpacket_stats(tcp, addr, len);
+ goto done;
#endif
- }
- break;
}
+ break;
+
+ case SOL_RAW:
+ switch (name) {
+ case ICMP_FILTER:
+ print_icmp_filter(tcp, addr, len);
+ goto done;
+ }
+ break;
+ }
+
+ /* default arg printing */
+ if (verbose(tcp)) {
if (len == sizeof(int)) {
- printnum_int(tcp, tcp->u_arg[3], "%d");
+ printnum_int(tcp, addr, "%d");
+ } else {
+ printstr(tcp, addr, len);
}
- else {
- printstr(tcp, tcp->u_arg[3], len);
+ } else {
+ printaddr(addr);
+ }
+done:
+ tprintf(", [%d]", len);
+}
+
+SYS_FUNC(getsockopt)
+{
+ 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;
+
+ if (syserror(tcp) || umove(tcp, tcp->u_arg[4], &len) < 0) {
+ 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);
}
- tprintf(", [%d]", len);
}
return 0;
}
-#if defined(ICMP_FILTER)
-static void printicmpfilter(struct tcb *tcp, long addr)
+#ifdef IP_ADD_MEMBERSHIP
+static void
+print_mreq(struct tcb *tcp, long addr, unsigned int len)
{
- struct icmp_filter filter;
+ struct ip_mreq mreq;
- if (!addr) {
- tprints("NULL");
+ if (len < sizeof(mreq)) {
+ printstr(tcp, addr, len);
return;
}
- if (syserror(tcp) || !verbose(tcp)) {
- tprintf("%#lx", addr);
+ if (umove_or_printaddr(tcp, addr, &mreq))
return;
- }
- if (umove(tcp, addr, &filter) < 0) {
- tprints("{...}");
+
+ 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 */
+
+#ifdef IPV6_ADD_MEMBERSHIP
+static void
+print_mreq6(struct tcb *tcp, long addr, unsigned int len)
+{
+ 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 */
+
+#ifdef MCAST_JOIN_GROUP
+static void
+print_group_req(struct tcb *tcp, long addr, int len)
+{
+ struct group_req greq;
+
+ if (len != sizeof(greq) ||
+ umove(tcp, addr, &greq) < 0) {
+ printaddr(addr);
return;
}
- tprints("~(");
- printflags(icmpfilterflags, ~filter.data, "ICMP_???");
- tprints(")");
+ tprintf("{gr_interface=%u, gr_group=", greq.gr_interface);
+ print_sockaddr(tcp, &greq.gr_group, sizeof(greq.gr_group));
+ tprintf("}");
+
}
-#endif /* ICMP_FILTER */
+#endif /* MCAST_JOIN_GROUP */
-static int
-printsockopt(struct tcb *tcp, int level, int name, long addr, int len)
+#ifdef PACKET_RX_RING
+static void
+print_tpacket_req(struct tcb *tcp, long addr, int len)
{
- printxval(socketlayers, level, "SOL_??");
- tprints(", ");
+ struct tpacket_req req;
+
+ if (len != sizeof(req) ||
+ 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);
+ }
+}
+#endif /* PACKET_RX_RING */
+
+#ifdef PACKET_ADD_MEMBERSHIP
+# include "xlat/packet_mreq_type.h"
+
+static void
+print_packet_mreq(struct tcb *tcp, long addr, int len)
+{
+ struct packet_mreq mreq;
+
+ if (len != sizeof(mreq) ||
+ umove(tcp, addr, &mreq) < 0) {
+ printaddr(addr);
+ } 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);
+ 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 /* PACKET_ADD_MEMBERSHIP */
+
+static void
+print_setsockopt(struct tcb *tcp, unsigned int level, unsigned int name,
+ long addr, int len)
+{
+ 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;
}