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/**
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* Seccomp Library test program
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*
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* Copyright (c) 2017 Red Hat <pmoore@redhat.com>
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* Author: Paul Moore <paul@paul-moore.com>
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*/
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/*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of version 2.1 of the GNU Lesser General Public License as
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* published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, see <http://www.gnu.org/licenses>.
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*/
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#include <errno.h>
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#include <limits.h>
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#include <unistd.h>
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#include <seccomp.h>
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#include "util.h"
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int main(int argc, char *argv[])
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{
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int rc;
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struct util_options opts;
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scmp_filter_ctx ctx = NULL;
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rc = util_getopt(argc, argv, &opts);
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if (rc < 0)
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goto out;
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ctx = seccomp_init(SCMP_ACT_KILL);
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if (ctx == NULL)
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return ENOMEM;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 2,
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SCMP_A0(SCMP_CMP_EQ, 1),
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SCMP_A1(SCMP_CMP_EQ, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 0);
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1002, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_TRAP, 1002, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != -EEXIST) {
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rc = EEXIST;
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goto out;
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}
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1003, 1,
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SCMP_A0(SCMP_CMP_NE, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_TRAP, 1003, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1004, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_TRAP, 1004, 1,
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SCMP_A0(SCMP_CMP_NE, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1005, 1,
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SCMP_A0(SCMP_CMP_NE, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1006, 2,
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SCMP_A0(SCMP_CMP_EQ, 1),
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SCMP_A1(SCMP_CMP_EQ, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1006, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1007, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1007, 2,
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SCMP_A0(SCMP_CMP_EQ, 1),
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SCMP_A1(SCMP_CMP_EQ, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1008, 2,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A1(SCMP_CMP_NE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1008, 3,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A1(SCMP_CMP_NE, 2),
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SCMP_A2(SCMP_CMP_NE, 3));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1009, 2,
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SCMP_A0(SCMP_CMP_EQ, 1),
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SCMP_A1(SCMP_CMP_NE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1009, 1,
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SCMP_A0(SCMP_CMP_NE, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1010, 2,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A1(SCMP_CMP_EQ, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1010, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1011, 1,
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SCMP_A0(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1011, 2,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A2(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1012, 1,
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SCMP_A0(SCMP_CMP_MASKED_EQ, 0x0000, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1013, 2,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A1(SCMP_CMP_NE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1013, 2,
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SCMP_A0(SCMP_CMP_LT, 1),
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SCMP_A1(SCMP_CMP_NE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1014, 2,
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SCMP_A3(SCMP_CMP_GE, 1),
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SCMP_A4(SCMP_CMP_GE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1014, 2,
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SCMP_A0(SCMP_CMP_NE, 1),
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SCMP_A1(SCMP_CMP_NE, 2));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1015, 2,
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SCMP_A0(SCMP_CMP_EQ, 4),
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SCMP_A1(SCMP_CMP_EQ, 1));
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if (rc != 0)
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goto out;
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rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1015, 2,
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SCMP_A0(SCMP_CMP_EQ, 4),
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SCMP_A1(SCMP_CMP_NE, 1));
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if (rc != 0)
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goto out;
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rc = util_filter_output(&opts, ctx);
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if (rc)
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goto out;
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out:
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seccomp_release(ctx);
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return (rc < 0 ? -rc : rc);
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}
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