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-rw-r--r--crypto/openssh/openbsd-compat/getrrsetbyname-ldns.c285
-rw-r--r--crypto/openssh/openbsd-compat/strnlen.c37
-rw-r--r--crypto/openssh/sandbox-seccomp-filter.c236
3 files changed, 558 insertions, 0 deletions
diff --git a/crypto/openssh/openbsd-compat/getrrsetbyname-ldns.c b/crypto/openssh/openbsd-compat/getrrsetbyname-ldns.c
new file mode 100644
index 0000000..1966634
--- /dev/null
+++ b/crypto/openssh/openbsd-compat/getrrsetbyname-ldns.c
@@ -0,0 +1,285 @@
+/* $OpenBSD: getrrsetbyname.c,v 1.10 2005/03/30 02:58:28 tedu Exp $ */
+
+/*
+ * Copyright (c) 2007 Simon Vallet / Genoscope <svallet@genoscope.cns.fr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Portions Copyright (c) 1999-2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
+ * DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
+ * INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "includes.h"
+
+#if !defined (HAVE_GETRRSETBYNAME) && defined (HAVE_LDNS)
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <ldns/ldns.h>
+
+#include "getrrsetbyname.h"
+#include "log.h"
+#include "xmalloc.h"
+
+#define malloc(x) (xmalloc(x))
+#define calloc(x, y) (xcalloc((x),(y)))
+#define free(x) (xfree(x))
+
+int
+getrrsetbyname(const char *hostname, unsigned int rdclass,
+ unsigned int rdtype, unsigned int flags,
+ struct rrsetinfo **res)
+{
+ int result;
+ unsigned int i, j, index_ans, index_sig;
+ struct rrsetinfo *rrset = NULL;
+ struct rdatainfo *rdata;
+ size_t len;
+ ldns_resolver *ldns_res;
+ ldns_rdf *domain = NULL;
+ ldns_pkt *pkt = NULL;
+ ldns_rr_list *rrsigs = NULL, *rrdata = NULL;
+ ldns_status err;
+ ldns_rr *rr;
+
+ /* check for invalid class and type */
+ if (rdclass > 0xffff || rdtype > 0xffff) {
+ result = ERRSET_INVAL;
+ goto fail;
+ }
+
+ /* don't allow queries of class or type ANY */
+ if (rdclass == 0xff || rdtype == 0xff) {
+ result = ERRSET_INVAL;
+ goto fail;
+ }
+
+ /* don't allow flags yet, unimplemented */
+ if (flags) {
+ result = ERRSET_INVAL;
+ goto fail;
+ }
+
+ /* Initialize resolver from resolv.conf */
+ domain = ldns_dname_new_frm_str(hostname);
+ if ((err = ldns_resolver_new_frm_file(&ldns_res, NULL)) != \
+ LDNS_STATUS_OK) {
+ result = ERRSET_FAIL;
+ goto fail;
+ }
+
+#ifdef LDNS_DEBUG
+ ldns_resolver_set_debug(ldns_res, true);
+#endif /* LDNS_DEBUG */
+
+ ldns_resolver_set_dnssec(ldns_res, true); /* Use DNSSEC */
+
+ /* make query */
+ pkt = ldns_resolver_query(ldns_res, domain, rdtype, rdclass, LDNS_RD);
+
+ /*** TODO: finer errcodes -- see original **/
+ if (!pkt || ldns_pkt_ancount(pkt) < 1) {
+ result = ERRSET_FAIL;
+ goto fail;
+ }
+
+ /* initialize rrset */
+ rrset = calloc(1, sizeof(struct rrsetinfo));
+ if (rrset == NULL) {
+ result = ERRSET_NOMEMORY;
+ goto fail;
+ }
+
+ rrdata = ldns_pkt_rr_list_by_type(pkt, rdtype, LDNS_SECTION_ANSWER);
+ rrset->rri_nrdatas = ldns_rr_list_rr_count(rrdata);
+ if (!rrset->rri_nrdatas) {
+ result = ERRSET_NODATA;
+ goto fail;
+ }
+
+ /* copy name from answer section */
+ len = ldns_rdf_size(ldns_rr_owner(ldns_rr_list_rr(rrdata, 0)));
+ if ((rrset->rri_name = malloc(len)) == NULL) {
+ result = ERRSET_NOMEMORY;
+ goto fail;
+ }
+ memcpy(rrset->rri_name,
+ ldns_rdf_data(ldns_rr_owner(ldns_rr_list_rr(rrdata, 0))), len);
+
+ rrset->rri_rdclass = ldns_rr_get_class(ldns_rr_list_rr(rrdata, 0));
+ rrset->rri_rdtype = ldns_rr_get_type(ldns_rr_list_rr(rrdata, 0));
+ rrset->rri_ttl = ldns_rr_ttl(ldns_rr_list_rr(rrdata, 0));
+
+ debug2("ldns: got %u answers from DNS", rrset->rri_nrdatas);
+
+ /* Check for authenticated data */
+ if (ldns_pkt_ad(pkt)) {
+ rrset->rri_flags |= RRSET_VALIDATED;
+ } else { /* AD is not set, try autonomous validation */
+ ldns_rr_list * trusted_keys = ldns_rr_list_new();
+
+ debug2("ldns: trying to validate RRset");
+ /* Get eventual sigs */
+ rrsigs = ldns_pkt_rr_list_by_type(pkt, LDNS_RR_TYPE_RRSIG,
+ LDNS_SECTION_ANSWER);
+
+ rrset->rri_nsigs = ldns_rr_list_rr_count(rrsigs);
+ debug2("ldns: got %u signature(s) (RRTYPE %u) from DNS",
+ rrset->rri_nsigs, LDNS_RR_TYPE_RRSIG);
+
+ if ((err = ldns_verify_trusted(ldns_res, rrdata, rrsigs,
+ trusted_keys)) == LDNS_STATUS_OK) {
+ rrset->rri_flags |= RRSET_VALIDATED;
+ debug2("ldns: RRset is signed with a valid key");
+ } else {
+ debug2("ldns: RRset validation failed: %s",
+ ldns_get_errorstr_by_id(err));
+ }
+
+ ldns_rr_list_deep_free(trusted_keys);
+ }
+
+ /* allocate memory for answers */
+ rrset->rri_rdatas = calloc(rrset->rri_nrdatas,
+ sizeof(struct rdatainfo));
+
+ if (rrset->rri_rdatas == NULL) {
+ result = ERRSET_NOMEMORY;
+ goto fail;
+ }
+
+ /* allocate memory for signatures */
+ if (rrset->rri_nsigs > 0) {
+ rrset->rri_sigs = calloc(rrset->rri_nsigs,
+ sizeof(struct rdatainfo));
+
+ if (rrset->rri_sigs == NULL) {
+ result = ERRSET_NOMEMORY;
+ goto fail;
+ }
+ }
+
+ /* copy answers & signatures */
+ for (i=0, index_ans=0, index_sig=0; i< pkt->_header->_ancount; i++) {
+ rdata = NULL;
+ rr = ldns_rr_list_rr(ldns_pkt_answer(pkt), i);
+
+ if (ldns_rr_get_class(rr) == rrset->rri_rdclass &&
+ ldns_rr_get_type(rr) == rrset->rri_rdtype) {
+ rdata = &rrset->rri_rdatas[index_ans++];
+ }
+
+ if (rr->_rr_class == rrset->rri_rdclass &&
+ rr->_rr_type == LDNS_RR_TYPE_RRSIG &&
+ rrset->rri_sigs) {
+ rdata = &rrset->rri_sigs[index_sig++];
+ }
+
+ if (rdata) {
+ size_t rdata_offset = 0;
+
+ rdata->rdi_length = 0;
+ for (j=0; j< rr->_rd_count; j++) {
+ rdata->rdi_length +=
+ ldns_rdf_size(ldns_rr_rdf(rr, j));
+ }
+
+ rdata->rdi_data = malloc(rdata->rdi_length);
+ if (rdata->rdi_data == NULL) {
+ result = ERRSET_NOMEMORY;
+ goto fail;
+ }
+
+ /* Re-create the raw DNS RDATA */
+ for (j=0; j< rr->_rd_count; j++) {
+ len = ldns_rdf_size(ldns_rr_rdf(rr, j));
+ memcpy(rdata->rdi_data + rdata_offset,
+ ldns_rdf_data(ldns_rr_rdf(rr, j)), len);
+ rdata_offset += len;
+ }
+ }
+ }
+
+ *res = rrset;
+ result = ERRSET_SUCCESS;
+
+fail:
+ /* freerrset(rrset); */
+ ldns_rdf_deep_free(domain);
+ ldns_pkt_free(pkt);
+ ldns_rr_list_deep_free(rrsigs);
+ ldns_rr_list_deep_free(rrdata);
+ ldns_resolver_deep_free(ldns_res);
+
+ return result;
+}
+
+
+void
+freerrset(struct rrsetinfo *rrset)
+{
+ u_int16_t i;
+
+ if (rrset == NULL)
+ return;
+
+ if (rrset->rri_rdatas) {
+ for (i = 0; i < rrset->rri_nrdatas; i++) {
+ if (rrset->rri_rdatas[i].rdi_data == NULL)
+ break;
+ free(rrset->rri_rdatas[i].rdi_data);
+ }
+ free(rrset->rri_rdatas);
+ }
+
+ if (rrset->rri_sigs) {
+ for (i = 0; i < rrset->rri_nsigs; i++) {
+ if (rrset->rri_sigs[i].rdi_data == NULL)
+ break;
+ free(rrset->rri_sigs[i].rdi_data);
+ }
+ free(rrset->rri_sigs);
+ }
+
+ if (rrset->rri_name)
+ free(rrset->rri_name);
+ free(rrset);
+}
+
+
+#endif /* !defined (HAVE_GETRRSETBYNAME) && defined (HAVE_LDNS) */
diff --git a/crypto/openssh/openbsd-compat/strnlen.c b/crypto/openssh/openbsd-compat/strnlen.c
new file mode 100644
index 0000000..93d5155
--- /dev/null
+++ b/crypto/openssh/openbsd-compat/strnlen.c
@@ -0,0 +1,37 @@
+/* $OpenBSD: strnlen.c,v 1.3 2010/06/02 12:58:12 millert Exp $ */
+
+/*
+ * Copyright (c) 2010 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* OPENBSD ORIGINAL: lib/libc/string/strnlen.c */
+
+#include "config.h"
+#ifndef HAVE_STRNLEN
+#include <sys/types.h>
+
+#include <string.h>
+
+size_t
+strnlen(const char *str, size_t maxlen)
+{
+ const char *cp;
+
+ for (cp = str; maxlen != 0 && *cp != '\0'; cp++, maxlen--)
+ ;
+
+ return (size_t)(cp - str);
+}
+#endif
diff --git a/crypto/openssh/sandbox-seccomp-filter.c b/crypto/openssh/sandbox-seccomp-filter.c
new file mode 100644
index 0000000..e124183
--- /dev/null
+++ b/crypto/openssh/sandbox-seccomp-filter.c
@@ -0,0 +1,236 @@
+/*
+ * Copyright (c) 2012 Will Drewry <wad@dataspill.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * Uncomment the SANDBOX_SECCOMP_FILTER_DEBUG macro below to help diagnose
+ * filter breakage during development. *Do not* use this in production,
+ * as it relies on making library calls that are unsafe in signal context.
+ *
+ * Instead, live systems the auditctl(8) may be used to monitor failures.
+ * E.g.
+ * auditctl -a task,always -F uid=<privsep uid>
+ */
+/* #define SANDBOX_SECCOMP_FILTER_DEBUG 1 */
+
+#ifdef SANDBOX_SECCOMP_FILTER_DEBUG
+/* Use the kernel headers in case of an older toolchain. */
+# include <asm/siginfo.h>
+# define __have_siginfo_t 1
+# define __have_sigval_t 1
+# define __have_sigevent_t 1
+#endif /* SANDBOX_SECCOMP_FILTER_DEBUG */
+
+#include "includes.h"
+
+#ifdef SANDBOX_SECCOMP_FILTER
+
+#include <sys/types.h>
+#include <sys/resource.h>
+#include <sys/prctl.h>
+
+#include <linux/audit.h>
+#include <linux/filter.h>
+#include <linux/seccomp.h>
+#include <elf.h>
+
+#include <asm/unistd.h>
+
+#include <errno.h>
+#include <signal.h>
+#include <stdarg.h>
+#include <stddef.h> /* for offsetof */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "log.h"
+#include "ssh-sandbox.h"
+#include "xmalloc.h"
+
+/* Linux seccomp_filter sandbox */
+#define SECCOMP_FILTER_FAIL SECCOMP_RET_KILL
+
+/* Use a signal handler to emit violations when debugging */
+#ifdef SANDBOX_SECCOMP_FILTER_DEBUG
+# undef SECCOMP_FILTER_FAIL
+# define SECCOMP_FILTER_FAIL SECCOMP_RET_TRAP
+#endif /* SANDBOX_SECCOMP_FILTER_DEBUG */
+
+/* Simple helpers to avoid manual errors (but larger BPF programs). */
+#define SC_DENY(_nr, _errno) \
+ BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, __NR_ ## _nr, 0, 1), \
+ BPF_STMT(BPF_RET+BPF_K, SECCOMP_RET_ERRNO|(_errno))
+#define SC_ALLOW(_nr) \
+ BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, __NR_ ## _nr, 0, 1), \
+ BPF_STMT(BPF_RET+BPF_K, SECCOMP_RET_ALLOW)
+
+/* Syscall filtering set for preauth. */
+static const struct sock_filter preauth_insns[] = {
+ /* Ensure the syscall arch convention is as expected. */
+ BPF_STMT(BPF_LD+BPF_W+BPF_ABS,
+ offsetof(struct seccomp_data, arch)),
+ BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, SECCOMP_AUDIT_ARCH, 1, 0),
+ BPF_STMT(BPF_RET+BPF_K, SECCOMP_FILTER_FAIL),
+ /* Load the syscall number for checking. */
+ BPF_STMT(BPF_LD+BPF_W+BPF_ABS,
+ offsetof(struct seccomp_data, nr)),
+ SC_DENY(open, EACCES),
+ SC_ALLOW(getpid),
+ SC_ALLOW(gettimeofday),
+#ifdef __NR_time /* not defined on EABI ARM */
+ SC_ALLOW(time),
+#endif
+ SC_ALLOW(read),
+ SC_ALLOW(write),
+ SC_ALLOW(close),
+ SC_ALLOW(brk),
+ SC_ALLOW(poll),
+#ifdef __NR__newselect
+ SC_ALLOW(_newselect),
+#else
+ SC_ALLOW(select),
+#endif
+ SC_ALLOW(madvise),
+#ifdef __NR_mmap2 /* EABI ARM only has mmap2() */
+ SC_ALLOW(mmap2),
+#endif
+#ifdef __NR_mmap
+ SC_ALLOW(mmap),
+#endif
+ SC_ALLOW(munmap),
+ SC_ALLOW(exit_group),
+#ifdef __NR_rt_sigprocmask
+ SC_ALLOW(rt_sigprocmask),
+#else
+ SC_ALLOW(sigprocmask),
+#endif
+ BPF_STMT(BPF_RET+BPF_K, SECCOMP_FILTER_FAIL),
+};
+
+static const struct sock_fprog preauth_program = {
+ .len = (unsigned short)(sizeof(preauth_insns)/sizeof(preauth_insns[0])),
+ .filter = (struct sock_filter *)preauth_insns,
+};
+
+struct ssh_sandbox {
+ pid_t child_pid;
+};
+
+struct ssh_sandbox *
+ssh_sandbox_init(void)
+{
+ struct ssh_sandbox *box;
+
+ /*
+ * Strictly, we don't need to maintain any state here but we need
+ * to return non-NULL to satisfy the API.
+ */
+ debug3("%s: preparing seccomp filter sandbox", __func__);
+ box = xcalloc(1, sizeof(*box));
+ box->child_pid = 0;
+
+ return box;
+}
+
+#ifdef SANDBOX_SECCOMP_FILTER_DEBUG
+extern struct monitor *pmonitor;
+void mm_log_handler(LogLevel level, const char *msg, void *ctx);
+
+static void
+ssh_sandbox_violation(int signum, siginfo_t *info, void *void_context)
+{
+ char msg[256];
+
+ snprintf(msg, sizeof(msg),
+ "%s: unexpected system call (arch:0x%x,syscall:%d @ %p)",
+ __func__, info->si_arch, info->si_syscall, info->si_call_addr);
+ mm_log_handler(SYSLOG_LEVEL_FATAL, msg, pmonitor);
+ _exit(1);
+}
+
+static void
+ssh_sandbox_child_debugging(void)
+{
+ struct sigaction act;
+ sigset_t mask;
+
+ debug3("%s: installing SIGSYS handler", __func__);
+ memset(&act, 0, sizeof(act));
+ sigemptyset(&mask);
+ sigaddset(&mask, SIGSYS);
+
+ act.sa_sigaction = &ssh_sandbox_violation;
+ act.sa_flags = SA_SIGINFO;
+ if (sigaction(SIGSYS, &act, NULL) == -1)
+ fatal("%s: sigaction(SIGSYS): %s", __func__, strerror(errno));
+ if (sigprocmask(SIG_UNBLOCK, &mask, NULL) == -1)
+ fatal("%s: sigprocmask(SIGSYS): %s",
+ __func__, strerror(errno));
+}
+#endif /* SANDBOX_SECCOMP_FILTER_DEBUG */
+
+void
+ssh_sandbox_child(struct ssh_sandbox *box)
+{
+ struct rlimit rl_zero;
+ int nnp_failed = 0;
+
+ /* Set rlimits for completeness if possible. */
+ rl_zero.rlim_cur = rl_zero.rlim_max = 0;
+ if (setrlimit(RLIMIT_FSIZE, &rl_zero) == -1)
+ fatal("%s: setrlimit(RLIMIT_FSIZE, { 0, 0 }): %s",
+ __func__, strerror(errno));
+ if (setrlimit(RLIMIT_NOFILE, &rl_zero) == -1)
+ fatal("%s: setrlimit(RLIMIT_NOFILE, { 0, 0 }): %s",
+ __func__, strerror(errno));
+ if (setrlimit(RLIMIT_NPROC, &rl_zero) == -1)
+ fatal("%s: setrlimit(RLIMIT_NPROC, { 0, 0 }): %s",
+ __func__, strerror(errno));
+
+#ifdef SANDBOX_SECCOMP_FILTER_DEBUG
+ ssh_sandbox_child_debugging();
+#endif /* SANDBOX_SECCOMP_FILTER_DEBUG */
+
+ debug3("%s: setting PR_SET_NO_NEW_PRIVS", __func__);
+ if (prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0) == -1) {
+ debug("%s: prctl(PR_SET_NO_NEW_PRIVS): %s",
+ __func__, strerror(errno));
+ nnp_failed = 1;
+ }
+ debug3("%s: attaching seccomp filter program", __func__);
+ if (prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, &preauth_program) == -1)
+ debug("%s: prctl(PR_SET_SECCOMP): %s",
+ __func__, strerror(errno));
+ else if (nnp_failed)
+ fatal("%s: SECCOMP_MODE_FILTER activated but "
+ "PR_SET_NO_NEW_PRIVS failed", __func__);
+}
+
+void
+ssh_sandbox_parent_finish(struct ssh_sandbox *box)
+{
+ free(box);
+ debug3("%s: finished", __func__);
+}
+
+void
+ssh_sandbox_parent_preauth(struct ssh_sandbox *box, pid_t child_pid)
+{
+ box->child_pid = child_pid;
+}
+
+#endif /* SANDBOX_SECCOMP_FILTER */
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