mirror of
https://github.com/samba-team/samba.git
synced 2024-12-25 23:21:54 +03:00
2206df6b30
merge last time. I hope this might fix a few failures on the build farm too.
Andrew Bartlett
(This used to be commit 0c83712692)
431 lines
12 KiB
C
431 lines
12 KiB
C
/*
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Unix SMB/CIFS implementation.
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SMB torture tester - scanning functions
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Copyright (C) Andrew Tridgell 2001
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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 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#define NO_SYSLOG
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#include "includes.h"
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#define VERBOSE 0
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#define OP_MIN 0
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#define OP_MAX 20
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/****************************************************************************
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look for a partial hit
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****************************************************************************/
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static void trans2_check_hit(const char *format, int op, int level, NTSTATUS status)
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{
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if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) {
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return;
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}
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#if VERBOSE
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printf("possible %s hit op=%3d level=%5d status=%s\n",
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format, op, level, nt_errstr(status));
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#endif
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}
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/****************************************************************************
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check for existance of a trans2 call
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****************************************************************************/
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static NTSTATUS try_trans2(struct cli_state *cli,
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int op,
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char *param, char *data,
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int param_len, int data_len,
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int *rparam_len, int *rdata_len)
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{
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uint16 setup = op;
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char *rparam=NULL, *rdata=NULL;
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if (!cli_send_trans(cli, SMBtrans2,
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NULL, /* name */
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-1, 0, /* fid, flags */
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&setup, 1, 0, /* setup, length, max */
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param, param_len, 2, /* param, length, max */
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data, data_len, cli->max_xmit /* data, length, max */
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)) {
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return cli_nt_error(cli);
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}
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cli_receive_trans(cli, SMBtrans2,
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&rparam, rparam_len,
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&rdata, rdata_len);
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SAFE_FREE(rdata);
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SAFE_FREE(rparam);
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return cli_nt_error(cli);
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}
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static NTSTATUS try_trans2_len(struct cli_state *cli,
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const char *format,
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int op, int level,
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char *param, char *data,
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int param_len, int *data_len,
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int *rparam_len, int *rdata_len)
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{
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NTSTATUS ret=NT_STATUS_OK;
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ret = try_trans2(cli, op, param, data, param_len,
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sizeof(pstring), rparam_len, rdata_len);
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#if VERBOSE
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printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret));
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#endif
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if (!NT_STATUS_IS_OK(ret)) return ret;
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*data_len = 0;
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while (*data_len < sizeof(pstring)) {
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ret = try_trans2(cli, op, param, data, param_len,
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*data_len, rparam_len, rdata_len);
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if (NT_STATUS_IS_OK(ret)) break;
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*data_len += 2;
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}
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if (NT_STATUS_IS_OK(ret)) {
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printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n",
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format, level, *data_len, *rparam_len, *rdata_len);
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} else {
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trans2_check_hit(format, op, level, ret);
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}
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return ret;
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}
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/****************************************************************************
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check for existance of a trans2 call
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****************************************************************************/
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static BOOL scan_trans2(struct cli_state *cli, int op, int level,
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int fnum, int dnum, const char *fname)
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{
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int data_len = 0;
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int param_len = 0;
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int rparam_len, rdata_len;
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pstring param, data;
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NTSTATUS status;
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memset(data, 0, sizeof(data));
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data_len = 4;
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/* try with a info level only */
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param_len = 2;
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SSVAL(param, 0, level);
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status = try_trans2_len(cli, "void", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a file descriptor */
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param_len = 6;
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SSVAL(param, 0, fnum);
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SSVAL(param, 2, level);
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SSVAL(param, 4, 0);
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status = try_trans2_len(cli, "fnum", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a notify style */
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param_len = 6;
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SSVAL(param, 0, dnum);
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SSVAL(param, 2, dnum);
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SSVAL(param, 4, level);
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status = try_trans2_len(cli, "notify", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a file name */
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param_len = 6;
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SSVAL(param, 0, level);
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SSVAL(param, 2, 0);
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SSVAL(param, 4, 0);
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param_len += clistr_push(cli, ¶m[6], fname, -1, STR_TERMINATE);
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status = try_trans2_len(cli, "fname", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a new file name */
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param_len = 6;
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SSVAL(param, 0, level);
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SSVAL(param, 2, 0);
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SSVAL(param, 4, 0);
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param_len += clistr_push(cli, ¶m[6], "\\newfile.dat", -1, STR_TERMINATE);
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status = try_trans2_len(cli, "newfile", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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cli_unlink(cli, "\\newfile.dat");
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cli_rmdir(cli, "\\newfile.dat");
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if (NT_STATUS_IS_OK(status)) return True;
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/* try dfs style */
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cli_mkdir(cli, "\\testdir");
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param_len = 2;
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SSVAL(param, 0, level);
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param_len += clistr_push(cli, ¶m[2], "\\testdir", -1, STR_TERMINATE);
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status = try_trans2_len(cli, "dfs", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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cli_rmdir(cli, "\\testdir");
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if (NT_STATUS_IS_OK(status)) return True;
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return False;
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}
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BOOL torture_trans2_scan(int dummy)
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{
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static struct cli_state *cli;
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int op, level;
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const char *fname = "\\scanner.dat";
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int fnum, dnum;
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printf("starting trans2 scan test\n");
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if (!torture_open_connection(&cli)) {
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return False;
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}
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fnum = cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC,
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DENY_NONE);
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dnum = cli_open(cli, "\\", O_RDONLY, DENY_NONE);
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for (op=OP_MIN; op<=OP_MAX; op++) {
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printf("Scanning op=%d\n", op);
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for (level = 0; level <= 50; level++) {
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scan_trans2(cli, op, level, fnum, dnum, fname);
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}
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for (level = 0x100; level <= 0x130; level++) {
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scan_trans2(cli, op, level, fnum, dnum, fname);
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}
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for (level = 1000; level < 1050; level++) {
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scan_trans2(cli, op, level, fnum, dnum, fname);
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}
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}
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torture_close_connection(cli);
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printf("trans2 scan finished\n");
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return True;
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}
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/****************************************************************************
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look for a partial hit
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****************************************************************************/
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static void nttrans_check_hit(const char *format, int op, int level, NTSTATUS status)
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{
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if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) ||
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NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) {
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return;
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}
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#if VERBOSE
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printf("possible %s hit op=%3d level=%5d status=%s\n",
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format, op, level, nt_errstr(status));
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#endif
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}
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/****************************************************************************
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check for existance of a nttrans call
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****************************************************************************/
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static NTSTATUS try_nttrans(struct cli_state *cli,
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int op,
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char *param, char *data,
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int param_len, int data_len,
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int *rparam_len, int *rdata_len)
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{
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char *rparam=NULL, *rdata=NULL;
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if (!cli_send_nt_trans(cli, op,
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0,
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NULL, 0, 0,
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param, param_len, 2, /* param, length, max */
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data, data_len, cli->max_xmit /* data, length, max */
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)) {
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return cli_nt_error(cli);
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}
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cli_receive_nt_trans(cli,
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&rparam, rparam_len,
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&rdata, rdata_len);
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SAFE_FREE(rdata);
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SAFE_FREE(rparam);
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return cli_nt_error(cli);
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}
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static NTSTATUS try_nttrans_len(struct cli_state *cli,
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const char *format,
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int op, int level,
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char *param, char *data,
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int param_len, int *data_len,
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int *rparam_len, int *rdata_len)
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{
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NTSTATUS ret=NT_STATUS_OK;
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ret = try_nttrans(cli, op, param, data, param_len,
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sizeof(pstring), rparam_len, rdata_len);
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#if VERBOSE
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printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret));
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#endif
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if (!NT_STATUS_IS_OK(ret)) return ret;
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*data_len = 0;
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while (*data_len < sizeof(pstring)) {
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ret = try_nttrans(cli, op, param, data, param_len,
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*data_len, rparam_len, rdata_len);
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if (NT_STATUS_IS_OK(ret)) break;
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*data_len += 2;
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}
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if (NT_STATUS_IS_OK(ret)) {
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printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n",
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format, level, *data_len, *rparam_len, *rdata_len);
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} else {
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nttrans_check_hit(format, op, level, ret);
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}
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return ret;
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}
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/****************************************************************************
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check for existance of a nttrans call
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****************************************************************************/
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static BOOL scan_nttrans(struct cli_state *cli, int op, int level,
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int fnum, int dnum, const char *fname)
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{
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int data_len = 0;
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int param_len = 0;
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int rparam_len, rdata_len;
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pstring param, data;
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NTSTATUS status;
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memset(data, 0, sizeof(data));
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data_len = 4;
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/* try with a info level only */
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param_len = 2;
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SSVAL(param, 0, level);
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status = try_nttrans_len(cli, "void", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a file descriptor */
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param_len = 6;
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SSVAL(param, 0, fnum);
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SSVAL(param, 2, level);
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SSVAL(param, 4, 0);
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status = try_nttrans_len(cli, "fnum", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a notify style */
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param_len = 6;
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SSVAL(param, 0, dnum);
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SSVAL(param, 2, dnum);
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SSVAL(param, 4, level);
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status = try_nttrans_len(cli, "notify", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a file name */
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param_len = 6;
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SSVAL(param, 0, level);
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SSVAL(param, 2, 0);
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SSVAL(param, 4, 0);
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param_len += clistr_push(cli, ¶m[6], fname, -1, STR_TERMINATE);
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status = try_nttrans_len(cli, "fname", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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if (NT_STATUS_IS_OK(status)) return True;
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/* try with a new file name */
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param_len = 6;
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SSVAL(param, 0, level);
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SSVAL(param, 2, 0);
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SSVAL(param, 4, 0);
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param_len += clistr_push(cli, ¶m[6], "\\newfile.dat", -1, STR_TERMINATE);
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status = try_nttrans_len(cli, "newfile", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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cli_unlink(cli, "\\newfile.dat");
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cli_rmdir(cli, "\\newfile.dat");
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if (NT_STATUS_IS_OK(status)) return True;
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/* try dfs style */
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cli_mkdir(cli, "\\testdir");
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param_len = 2;
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SSVAL(param, 0, level);
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param_len += clistr_push(cli, ¶m[2], "\\testdir", -1, STR_TERMINATE);
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status = try_nttrans_len(cli, "dfs", op, level, param, data, param_len, &data_len,
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&rparam_len, &rdata_len);
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cli_rmdir(cli, "\\testdir");
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if (NT_STATUS_IS_OK(status)) return True;
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return False;
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}
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BOOL torture_nttrans_scan(int dummy)
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{
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static struct cli_state *cli;
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int op, level;
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const char *fname = "\\scanner.dat";
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int fnum, dnum;
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printf("starting nttrans scan test\n");
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if (!torture_open_connection(&cli)) {
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return False;
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}
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fnum = cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC,
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DENY_NONE);
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dnum = cli_open(cli, "\\", O_RDONLY, DENY_NONE);
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for (op=OP_MIN; op<=OP_MAX; op++) {
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printf("Scanning op=%d\n", op);
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for (level = 0; level <= 50; level++) {
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scan_nttrans(cli, op, level, fnum, dnum, fname);
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}
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for (level = 0x100; level <= 0x130; level++) {
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scan_nttrans(cli, op, level, fnum, dnum, fname);
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}
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for (level = 1000; level < 1050; level++) {
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scan_nttrans(cli, op, level, fnum, dnum, fname);
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}
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}
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torture_close_connection(cli);
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printf("nttrans scan finished\n");
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return True;
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}
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