mirror of
https://github.com/samba-team/samba.git
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eb08793402
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14914 Signed-off-by: Ralph Boehme <slow@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
390 lines
10 KiB
C
390 lines
10 KiB
C
/*
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* Unix SMB/CIFS implementation.
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*
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* Copyright (C) 2021 Ralph Boehme <slow@samba.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "adouble.c"
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#include <cmocka.h>
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static int setup_talloc_context(void **state)
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{
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TALLOC_CTX *frame = talloc_stackframe();
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*state = frame;
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return 0;
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}
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static int teardown_talloc_context(void **state)
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{
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TALLOC_CTX *frame = *state;
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TALLOC_FREE(frame);
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return 0;
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}
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/*
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* Basic and sane buffer.
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*/
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static uint8_t ad_basic[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x32, /* offset */
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0x00, 0x00, 0x00, 0x20, /* length */
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/* adentry 2: Resourcefork */
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0x00, 0x00, 0x00, 0x02, /* eid: Resourcefork */
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0x00, 0x00, 0x00, 0x52, /* offset */
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0xff, 0xff, 0xff, 0x00, /* length */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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/*
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* An empty FinderInfo entry.
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*/
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static uint8_t ad_finderinfo1[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x52, /* off: points at end of buffer */
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0x00, 0x00, 0x00, 0x00, /* len: 0, so off+len don't exceed bufferlen */
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/* adentry 2: Resourcefork */
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0x00, 0x00, 0x00, 0x02, /* eid: Resourcefork */
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0x00, 0x00, 0x00, 0x52, /* offset */
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0xff, 0xff, 0xff, 0x00, /* length */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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/*
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* A dangerous FinderInfo with correct length exceeding buffer by one byte.
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*/
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static uint8_t ad_finderinfo2[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x33, /* off: points at beginng of data + 1 */
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0x00, 0x00, 0x00, 0x20, /* len: 32, so off+len exceeds bufferlen by 1 */
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/* adentry 2: Resourcefork */
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0x00, 0x00, 0x00, 0x02, /* eid: Resourcefork */
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0x00, 0x00, 0x00, 0x52, /* offset */
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0xff, 0xff, 0xff, 0x00, /* length */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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static uint8_t ad_finderinfo3[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x33, /* off: points at beginng of data + 1 */
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0x00, 0x00, 0x00, 0x1f, /* len: 31, so off+len don't exceed buf */
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/* adentry 2: Resourcefork */
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0x00, 0x00, 0x00, 0x02, /* eid: Resourcefork */
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0x00, 0x00, 0x00, 0x52, /* offset */
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0xff, 0xff, 0xff, 0x00, /* length */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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/*
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* A dangerous name entry.
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*/
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static uint8_t ad_name[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x32, /* offset */
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0x00, 0x00, 0x00, 0x20, /* length */
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/* adentry 2: Name */
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0x00, 0x00, 0x00, 0x03, /* eid: Name */
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0x00, 0x00, 0x00, 0x52, /* off: points at end of buffer */
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0x00, 0x00, 0x00, 0x01, /* len: 1, so off+len exceeds bufferlen */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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/*
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* A empty ADEID_FILEDATESI entry.
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*/
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static uint8_t ad_date1[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x32, /* offset */
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0x00, 0x00, 0x00, 0x20, /* length */
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/* adentry 2: Dates */
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0x00, 0x00, 0x00, 0x08, /* eid: dates */
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0x00, 0x00, 0x00, 0x52, /* off: end of buffer */
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0x00, 0x00, 0x00, 0x00, /* len: 0, empty entry, valid */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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/*
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* A dangerous ADEID_FILEDATESI entry, invalid length.
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*/
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static uint8_t ad_date2[] = {
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0x00, 0x05, 0x16, 0x07, /* Magic */
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0x00, 0x02, 0x00, 0x00, /* Version */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x00, 0x00, 0x00, /* Filler */
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0x00, 0x02, /* Count */
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/* adentry 1: FinderInfo */
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0x00, 0x00, 0x00, 0x09, /* eid: FinderInfo */
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0x00, 0x00, 0x00, 0x32, /* offset */
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0x00, 0x00, 0x00, 0x20, /* length */
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/* adentry 2: Dates */
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0x00, 0x00, 0x00, 0x08, /* eid: dates */
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0x00, 0x00, 0x00, 0x43, /* off: FinderInfo buf but one byte short */
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0x00, 0x00, 0x00, 0x0f, /* len: 15, so off+len don't exceed bufferlen */
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/* FinderInfo data: 32 bytes */
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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static struct adouble *parse_adouble(TALLOC_CTX *mem_ctx,
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uint8_t *adbuf,
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size_t adsize,
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off_t filesize)
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{
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struct adouble *ad = NULL;
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bool ok;
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ad = talloc_zero(mem_ctx, struct adouble);
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ad->ad_data = talloc_zero_size(ad, adsize);
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assert_non_null(ad);
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memcpy(ad->ad_data, adbuf, adsize);
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ok = ad_unpack(ad, 2, filesize);
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if (!ok) {
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return NULL;
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}
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return ad;
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}
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static void parse_abouble_basic(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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char *p = NULL;
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ad = parse_adouble(frame, ad_basic, sizeof(ad_basic), 0xffffff52);
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assert_non_null(ad);
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p = ad_get_entry(ad, ADEID_FINDERI);
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assert_non_null(p);
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return;
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}
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static void parse_abouble_finderinfo1(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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char *p = NULL;
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ad = parse_adouble(frame,
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ad_finderinfo1,
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sizeof(ad_finderinfo1),
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0xffffff52);
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assert_non_null(ad);
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p = ad_get_entry(ad, ADEID_FINDERI);
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assert_null(p);
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return;
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}
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static void parse_abouble_finderinfo2(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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ad = parse_adouble(frame,
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ad_finderinfo2,
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sizeof(ad_finderinfo2),
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0xffffff52);
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assert_null(ad);
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return;
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}
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static void parse_abouble_finderinfo3(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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ad = parse_adouble(frame,
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ad_finderinfo3,
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sizeof(ad_finderinfo3),
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0xffffff52);
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assert_null(ad);
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return;
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}
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static void parse_abouble_name(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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ad = parse_adouble(frame, ad_name, sizeof(ad_name), 0x52);
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assert_null(ad);
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return;
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}
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static void parse_abouble_date1(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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char *p = NULL;
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ad = parse_adouble(frame, ad_date1, sizeof(ad_date1), 0x52);
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assert_non_null(ad);
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p = ad_get_entry(ad, ADEID_FILEDATESI);
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assert_null(p);
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return;
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}
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static void parse_abouble_date2(void **state)
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{
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TALLOC_CTX *frame = *state;
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struct adouble *ad = NULL;
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ad = parse_adouble(frame, ad_date2, sizeof(ad_date2), 0x52);
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assert_null(ad);
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return;
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}
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int main(int argc, char *argv[])
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{
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int rc;
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const struct CMUnitTest tests[] = {
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cmocka_unit_test(parse_abouble_basic),
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cmocka_unit_test(parse_abouble_finderinfo1),
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cmocka_unit_test(parse_abouble_finderinfo2),
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cmocka_unit_test(parse_abouble_finderinfo3),
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cmocka_unit_test(parse_abouble_name),
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cmocka_unit_test(parse_abouble_date1),
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cmocka_unit_test(parse_abouble_date2),
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};
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if (argc == 2) {
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cmocka_set_test_filter(argv[1]);
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}
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cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
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rc = cmocka_run_group_tests(tests,
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setup_talloc_context,
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teardown_talloc_context);
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return rc;
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}
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