diff options
Diffstat (limited to 'source4/torture/scanner.c')
| -rw-r--r-- | source4/torture/scanner.c | 514 |
1 files changed, 514 insertions, 0 deletions
diff --git a/source4/torture/scanner.c b/source4/torture/scanner.c new file mode 100644 index 0000000000..0a92db9a4b --- /dev/null +++ b/source4/torture/scanner.c @@ -0,0 +1,514 @@ +/* + Unix SMB/CIFS implementation. + SMB torture tester - scanning functions + Copyright (C) Andrew Tridgell 2001 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include "includes.h" + +#define VERBOSE 0 +#define OP_MIN 0 +#define OP_MAX 100 + +/**************************************************************************** +look for a partial hit +****************************************************************************/ +static void trans2_check_hit(const char *format, int op, int level, NTSTATUS status) +{ + if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) { + return; + } +#if VERBOSE + printf("possible %s hit op=%3d level=%5d status=%s\n", + format, op, level, nt_errstr(status)); +#endif +} + +/**************************************************************************** +check for existance of a trans2 call +****************************************************************************/ +static NTSTATUS try_trans2(struct cli_state *cli, + int op, + char *param, char *data, + int param_len, int data_len, + int *rparam_len, int *rdata_len) +{ + NTSTATUS status; + struct smb_trans2 t2; + uint16 setup = op; + TALLOC_CTX *mem_ctx; + + mem_ctx = talloc_init("try_trans2"); + + t2.in.max_param = 1024; + t2.in.max_data = 0x8000; + t2.in.max_setup = 10; + t2.in.flags = 0; + t2.in.timeout = 0; + t2.in.setup_count = 1; + t2.in.setup = &setup; + t2.in.params.data = param; + t2.in.params.length = param_len; + t2.in.data.data = data; + t2.in.data.length = data_len; + + status = smb_raw_trans2(cli->tree, mem_ctx, &t2); + + *rparam_len = t2.out.params.length; + *rdata_len = t2.out.data.length; + + talloc_destroy(mem_ctx); + + return status; +} + + +static NTSTATUS try_trans2_len(struct cli_state *cli, + const char *format, + int op, int level, + char *param, char *data, + int param_len, int *data_len, + int *rparam_len, int *rdata_len) +{ + NTSTATUS ret=NT_STATUS_OK; + + ret = try_trans2(cli, op, param, data, param_len, + sizeof(pstring), rparam_len, rdata_len); +#if VERBOSE + printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret)); +#endif + if (!NT_STATUS_IS_OK(ret)) return ret; + + *data_len = 0; + while (*data_len < sizeof(pstring)) { + ret = try_trans2(cli, op, param, data, param_len, + *data_len, rparam_len, rdata_len); + if (NT_STATUS_IS_OK(ret)) break; + *data_len += 2; + } + if (NT_STATUS_IS_OK(ret)) { + printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n", + format, level, *data_len, *rparam_len, *rdata_len); + } else { + trans2_check_hit(format, op, level, ret); + } + return ret; +} + + +/**************************************************************************** +check whether a trans2 opnum exists at all +****************************************************************************/ +static BOOL trans2_op_exists(struct cli_state *cli, int op) +{ + int data_len = 0; + int param_len = 0; + int rparam_len, rdata_len; + pstring param, data; + NTSTATUS status1, status2; + + memset(data, 0, sizeof(data)); + data_len = 4; + + /* try with a info level only */ + param_len = sizeof(param); + data_len = sizeof(data); + + memset(param, 0xFF, sizeof(param)); + memset(data, 0xFF, sizeof(data)); + + status1 = try_trans2(cli, 0xFFFF, param, data, param_len, data_len, + &rparam_len, &rdata_len); + + status2 = try_trans2(cli, op, param, data, param_len, data_len, + &rparam_len, &rdata_len); + + if (NT_STATUS_EQUAL(status1, status2)) return False; + + printf("Found op %d (status=%s)\n", op, nt_errstr(status2)); + + return True; +} + +/**************************************************************************** +check for existance of a trans2 call +****************************************************************************/ +static BOOL scan_trans2(struct cli_state *cli, int op, int level, + int fnum, int dnum, int qfnum, const char *fname) +{ + int data_len = 0; + int param_len = 0; + int rparam_len, rdata_len; + pstring param, data; + NTSTATUS status; + + memset(data, 0, sizeof(data)); + data_len = 4; + + /* try with a info level only */ + param_len = 2; + SSVAL(param, 0, level); + status = try_trans2_len(cli, "void", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a file descriptor */ + param_len = 6; + SSVAL(param, 0, fnum); + SSVAL(param, 2, level); + SSVAL(param, 4, 0); + status = try_trans2_len(cli, "fnum", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a quota file descriptor */ + param_len = 6; + SSVAL(param, 0, qfnum); + SSVAL(param, 2, level); + SSVAL(param, 4, 0); + status = try_trans2_len(cli, "qfnum", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a notify style */ + param_len = 6; + SSVAL(param, 0, dnum); + SSVAL(param, 2, dnum); + SSVAL(param, 4, level); + status = try_trans2_len(cli, "notify", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a file name */ + param_len = 6; + SSVAL(param, 0, level); + SSVAL(param, 2, 0); + SSVAL(param, 4, 0); + param_len += push_string(NULL, ¶m[6], fname, sizeof(pstring)-7, STR_TERMINATE|STR_UNICODE); + + status = try_trans2_len(cli, "fname", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a new file name */ + param_len = 6; + SSVAL(param, 0, level); + SSVAL(param, 2, 0); + SSVAL(param, 4, 0); + param_len += push_string(NULL, ¶m[6], "\\newfile.dat", sizeof(pstring)-7, STR_TERMINATE|STR_UNICODE); + + status = try_trans2_len(cli, "newfile", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + cli_unlink(cli, "\\newfile.dat"); + cli_rmdir(cli, "\\newfile.dat"); + if (NT_STATUS_IS_OK(status)) return True; + + /* try dfs style */ + cli_mkdir(cli, "\\testdir"); + param_len = 2; + SSVAL(param, 0, level); + param_len += push_string(NULL, ¶m[2], "\\testdir", sizeof(pstring)-3, STR_TERMINATE|STR_UNICODE); + + status = try_trans2_len(cli, "dfs", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + cli_rmdir(cli, "\\testdir"); + if (NT_STATUS_IS_OK(status)) return True; + + return False; +} + + +BOOL torture_trans2_scan(int dummy) +{ + static struct cli_state *cli; + int op, level; + const char *fname = "\\scanner.dat"; + int fnum, dnum, qfnum; + + printf("starting trans2 scan test\n"); + + if (!torture_open_connection(&cli)) { + return False; + } + + fnum = cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC, DENY_NONE); + if (fnum == -1) { + printf("file open failed - %s\n", cli_errstr(cli)); + } + dnum = cli_nt_create_full(cli, "\\", + 0, GENERIC_RIGHTS_FILE_READ, FILE_ATTRIBUTE_NORMAL, + NTCREATEX_SHARE_ACCESS_READ | NTCREATEX_SHARE_ACCESS_WRITE, + NTCREATEX_DISP_OPEN, + NTCREATEX_OPTIONS_DIRECTORY, 0); + if (dnum == -1) { + printf("directory open failed - %s\n", cli_errstr(cli)); + } + qfnum = cli_nt_create_full(cli, "\\$Extend\\$Quota:$Q:$INDEX_ALLOCATION", + NTCREATEX_FLAGS_EXTENDED, + SEC_RIGHTS_MAXIMUM_ALLOWED, + 0, + NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE, + NTCREATEX_DISP_OPEN, + 0, 0); + if (qfnum == -1) { + printf("quota open failed - %s\n", cli_errstr(cli)); + } + + for (op=OP_MIN; op<=OP_MAX; op++) { + + if (!trans2_op_exists(cli, op)) { + continue; + } + + for (level = 0; level <= 50; level++) { + scan_trans2(cli, op, level, fnum, dnum, qfnum, fname); + } + + for (level = 0x100; level <= 0x130; level++) { + scan_trans2(cli, op, level, fnum, dnum, qfnum, fname); + } + + for (level = 1000; level < 1050; level++) { + scan_trans2(cli, op, level, fnum, dnum, qfnum, fname); + } + } + + torture_close_connection(cli); + + printf("trans2 scan finished\n"); + return True; +} + + + + +/**************************************************************************** +look for a partial hit +****************************************************************************/ +static void nttrans_check_hit(const char *format, int op, int level, NTSTATUS status) +{ + if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) || + NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) { + return; + } +#if VERBOSE + printf("possible %s hit op=%3d level=%5d status=%s\n", + format, op, level, nt_errstr(status)); +#endif +} + +/**************************************************************************** +check for existence of a nttrans call +****************************************************************************/ +static NTSTATUS try_nttrans(struct cli_state *cli, + int op, + char *param, char *data, + int param_len, int data_len, + int *rparam_len, int *rdata_len) +{ + struct smb_nttrans parms; + DATA_BLOB ntparam_blob, ntdata_blob; + TALLOC_CTX *mem_ctx; + NTSTATUS status; + + mem_ctx = talloc_init("try_nttrans"); + + ntparam_blob.length = param_len; + ntparam_blob.data = param; + ntdata_blob.length = data_len; + ntdata_blob.data = data; + + parms.in.max_param = 1024; + parms.in.max_data = 1024; + parms.in.max_setup = 0; + parms.in.setup_count = 0; + parms.in.function = op; + parms.in.params = ntparam_blob; + parms.in.data = ntdata_blob; + + status = smb_raw_nttrans(cli->tree, mem_ctx, &parms); + + if (NT_STATUS_IS_ERR(status)) { + DEBUG(1,("Failed to send NT_TRANS\n")); + talloc_destroy(mem_ctx); + return status; + } + *rparam_len = parms.out.params.length; + *rdata_len = parms.out.data.length; + + talloc_destroy(mem_ctx); + + return status; +} + + +static NTSTATUS try_nttrans_len(struct cli_state *cli, + const char *format, + int op, int level, + char *param, char *data, + int param_len, int *data_len, + int *rparam_len, int *rdata_len) +{ + NTSTATUS ret=NT_STATUS_OK; + + ret = try_nttrans(cli, op, param, data, param_len, + sizeof(pstring), rparam_len, rdata_len); +#if VERBOSE + printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret)); +#endif + if (!NT_STATUS_IS_OK(ret)) return ret; + + *data_len = 0; + while (*data_len < sizeof(pstring)) { + ret = try_nttrans(cli, op, param, data, param_len, + *data_len, rparam_len, rdata_len); + if (NT_STATUS_IS_OK(ret)) break; + *data_len += 2; + } + if (NT_STATUS_IS_OK(ret)) { + printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n", + format, level, *data_len, *rparam_len, *rdata_len); + } else { + nttrans_check_hit(format, op, level, ret); + } + return ret; +} + +/**************************************************************************** +check for existance of a nttrans call +****************************************************************************/ +static BOOL scan_nttrans(struct cli_state *cli, int op, int level, + int fnum, int dnum, const char *fname) +{ + int data_len = 0; + int param_len = 0; + int rparam_len, rdata_len; + pstring param, data; + NTSTATUS status; + + memset(data, 0, sizeof(data)); + data_len = 4; + + /* try with a info level only */ + param_len = 2; + SSVAL(param, 0, level); + status = try_nttrans_len(cli, "void", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a file descriptor */ + param_len = 6; + SSVAL(param, 0, fnum); + SSVAL(param, 2, level); + SSVAL(param, 4, 0); + status = try_nttrans_len(cli, "fnum", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + + /* try with a notify style */ + param_len = 6; + SSVAL(param, 0, dnum); + SSVAL(param, 2, dnum); + SSVAL(param, 4, level); + status = try_nttrans_len(cli, "notify", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a file name */ + param_len = 6; + SSVAL(param, 0, level); + SSVAL(param, 2, 0); + SSVAL(param, 4, 0); + param_len += push_string(NULL, ¶m[6], fname, -1, STR_TERMINATE | STR_UNICODE); + + status = try_nttrans_len(cli, "fname", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + if (NT_STATUS_IS_OK(status)) return True; + + /* try with a new file name */ + param_len = 6; + SSVAL(param, 0, level); + SSVAL(param, 2, 0); + SSVAL(param, 4, 0); + param_len += push_string(NULL, ¶m[6], "\\newfile.dat", -1, STR_TERMINATE | STR_UNICODE); + + status = try_nttrans_len(cli, "newfile", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + cli_unlink(cli, "\\newfile.dat"); + cli_rmdir(cli, "\\newfile.dat"); + if (NT_STATUS_IS_OK(status)) return True; + + /* try dfs style */ + cli_mkdir(cli, "\\testdir"); + param_len = 2; + SSVAL(param, 0, level); + param_len += push_string(NULL, ¶m[2], "\\testdir", -1, STR_TERMINATE | STR_UNICODE); + + status = try_nttrans_len(cli, "dfs", op, level, param, data, param_len, &data_len, + &rparam_len, &rdata_len); + cli_rmdir(cli, "\\testdir"); + if (NT_STATUS_IS_OK(status)) return True; + + return False; +} + + +BOOL torture_nttrans_scan(int dummy) +{ + static struct cli_state *cli; + int op, level; + const char *fname = "\\scanner.dat"; + int fnum, dnum; + + printf("starting nttrans scan test\n"); + + if (!torture_open_connection(&cli)) { + return False; + } + + fnum = cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC, + DENY_NONE); + dnum = cli_open(cli, "\\", O_RDONLY, DENY_NONE); + + for (op=OP_MIN; op<=OP_MAX; op++) { + printf("Scanning op=%d\n", op); + for (level = 0; level <= 50; level++) { + scan_nttrans(cli, op, level, fnum, dnum, fname); + } + + for (level = 0x100; level <= 0x130; level++) { + scan_nttrans(cli, op, level, fnum, dnum, fname); + } + + for (level = 1000; level < 1050; level++) { + scan_nttrans(cli, op, level, fnum, dnum, fname); + } + } + + torture_close_connection(cli); + + printf("nttrans scan finished\n"); + return True; +} |