| 1 | /*
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| 2 | WMI Sample client
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| 3 | Copyright (C) 2006 Andrzej Hajda <andrzej.hajda@wp.pl>
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| 4 | Copyright (C) 2008 Jelmer Vernooij <jelmer@samba.org>
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 2 of the License, or
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| 9 | (at your option) any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program; if not, write to the Free Software
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| 18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 19 | */
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| 20 |
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| 21 | #include "includes.h"
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| 22 | #include "lib/cmdline/popt_common.h"
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| 23 | #include "librpc/rpc/dcerpc.h"
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| 24 | #include "librpc/gen_ndr/ndr_oxidresolver.h"
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| 25 | #include "librpc/gen_ndr/ndr_oxidresolver_c.h"
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| 26 | #include "librpc/gen_ndr/ndr_dcom.h"
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| 27 | #include "librpc/gen_ndr/ndr_dcom_c.h"
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| 28 | #include "librpc/gen_ndr/ndr_remact_c.h"
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| 29 | #include "librpc/gen_ndr/ndr_epmapper_c.h"
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| 30 | #include "librpc/gen_ndr/com_dcom.h"
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| 31 |
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| 32 | #include "lib/com/dcom/dcom.h"
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| 33 | #include "lib/com/com.h"
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| 34 |
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| 35 | #include "lib/wmi/wmi.h"
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| 36 |
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| 37 | struct program_args {
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| 38 | char *hostname;
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| 39 | char *query;
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| 40 | char *ns;
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| 41 | };
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| 42 |
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| 43 | static void parse_args(int argc, char *argv[], struct program_args *pmyargs)
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| 44 | {
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| 45 | poptContext pc;
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| 46 | int opt, i;
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| 47 |
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| 48 | int argc_new;
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| 49 | char **argv_new;
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| 50 |
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| 51 | struct poptOption long_options[] = {
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| 52 | POPT_AUTOHELP
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| 53 | POPT_COMMON_SAMBA
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| 54 | POPT_COMMON_CONNECTION
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| 55 | POPT_COMMON_CREDENTIALS
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| 56 | POPT_COMMON_VERSION
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| 57 | {"namespace", 0, POPT_ARG_STRING, &pmyargs->ns, 0,
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| 58 | "WMI namespace, default to root\\cimv2", 0},
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| 59 | POPT_TABLEEND
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| 60 | };
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| 61 |
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| 62 | pc = poptGetContext("wmi", argc, (const char **) argv,
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| 63 | long_options, POPT_CONTEXT_KEEP_FIRST);
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| 64 |
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| 65 | poptSetOtherOptionHelp(pc, "//host query\n\nExample: wmic -U [domain/]adminuser%password //host \"select * from Win32_ComputerSystem\"");
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| 66 |
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| 67 | while ((opt = poptGetNextOpt(pc)) != -1) {
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| 68 | poptPrintUsage(pc, stdout, 0);
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| 69 | poptFreeContext(pc);
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| 70 | exit(1);
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| 71 | }
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| 72 |
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| 73 | argv_new = discard_const_p(char *, poptGetArgs(pc));
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| 74 |
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| 75 | argc_new = argc;
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| 76 | for (i = 0; i < argc; i++) {
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| 77 | if (argv_new[i] == NULL) {
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| 78 | argc_new = i;
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| 79 | break;
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| 80 | }
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| 81 | }
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| 82 |
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| 83 | if (argc_new != 3 || argv_new[1][0] != '/'
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| 84 | || argv_new[1][1] != '/') {
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| 85 | poptPrintUsage(pc, stdout, 0);
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| 86 | poptFreeContext(pc);
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| 87 | exit(1);
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| 88 | }
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| 89 |
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| 90 | pmyargs->hostname = argv_new[1] + 2;
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| 91 | pmyargs->query = argv_new[2];
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| 92 | poptFreeContext(pc);
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| 93 | }
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| 94 |
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| 95 | static void escape_string(const char *src, char *dst, int len)
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| 96 | {
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| 97 | char *p = dst, *end = dst + len - 1;
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| 98 | const char *q = src;
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| 99 |
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| 100 | if ( q == NULL) {
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| 101 | strncpy( dst, "(null)", len);
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| 102 | return;
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| 103 | }
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| 104 |
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| 105 | while ( *q && p <= end ) {
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| 106 | if ( strchr( "|\\(),", *q)) {
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| 107 | *p++ = '\\';
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| 108 | *p++ = *q++;
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| 109 | } else if ( *q == '\n' ) {
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| 110 | *p++ = '\\';
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| 111 | *p++ = 'n';
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| 112 | q++;
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| 113 | } else if ( *q == '\r' ) {
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| 114 | *p++ = '\\';
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| 115 | *p++ = 'r';
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| 116 | q++;
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| 117 | } else {
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| 118 | *p++ = *q++;
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| 119 | }
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| 120 | }
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| 121 |
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| 122 | *p++ = 0;
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| 123 | }
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| 124 |
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| 125 | #define WERR_CHECK(msg) if (!W_ERROR_IS_OK(result)) { \
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| 126 | DEBUG(0, ("ERROR: %s\n", msg)); \
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| 127 | goto error; \
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| 128 | } else { \
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| 129 | DEBUG(1, ("OK : %s\n", msg)); \
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| 130 | }
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| 131 |
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| 132 | #define RETURN_CVAR_ARRAY_STR_START(arr) {\
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| 133 | uint32_t i;\
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| 134 | char *r;\
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| 135 | \
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| 136 | if (!arr) {\
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| 137 | return talloc_strdup(mem_ctx, "(null)");\
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| 138 | }\
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| 139 | r = talloc_strdup(mem_ctx, "(");\
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| 140 | for (i = 0; i < arr->count; ++i) {
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| 141 |
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| 142 |
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| 143 | #define RETURN_CVAR_ARRAY_STR_END(fmt, arr, item) \
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| 144 | r = talloc_asprintf_append(r, fmt "%s", item, (i+1 == arr->count)?"":",");\
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| 145 | }\
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| 146 | return talloc_asprintf_append(r, ")");\
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| 147 | }
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| 148 |
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| 149 | #define RETURN_CVAR_ARRAY_STR(fmt, arr) \
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| 150 | RETURN_CVAR_ARRAY_STR_START(arr) \
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| 151 | RETURN_CVAR_ARRAY_STR_END(fmt, arr, arr->item[i])
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| 152 |
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| 153 | #define RETURN_CVAR_ARRAY_ESCAPED(fmt, arr) \
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| 154 | RETURN_CVAR_ARRAY_STR_START(arr) \
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| 155 | char buf[2048]; \
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| 156 | escape_string( arr->item[i], buf, 2048); \
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| 157 | RETURN_CVAR_ARRAY_STR_END(fmt, arr, buf)
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| 158 |
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| 159 | char *string_CIMVAR(TALLOC_CTX *mem_ctx, union CIMVAR *v, enum CIMTYPE_ENUMERATION cimtype)
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| 160 | {
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| 161 | switch (cimtype) {
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| 162 | case CIM_SINT8: return talloc_asprintf(mem_ctx, "%d", v->v_sint8);
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| 163 | case CIM_UINT8: return talloc_asprintf(mem_ctx, "%u", v->v_uint8);
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| 164 | case CIM_SINT16: return talloc_asprintf(mem_ctx, "%d", v->v_sint16);
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| 165 | case CIM_UINT16: return talloc_asprintf(mem_ctx, "%u", v->v_uint16);
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| 166 | case CIM_SINT32: return talloc_asprintf(mem_ctx, "%d", v->v_sint32);
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| 167 | case CIM_UINT32: return talloc_asprintf(mem_ctx, "%u", v->v_uint32);
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| 168 | case CIM_SINT64: return talloc_asprintf(mem_ctx, "%lld", v->v_sint64);
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| 169 | case CIM_UINT64: return talloc_asprintf(mem_ctx, "%llu", v->v_sint64);
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| 170 | case CIM_REAL32: return talloc_asprintf(mem_ctx, "%f", (double)v->v_uint32);
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| 171 | case CIM_REAL64: return talloc_asprintf(mem_ctx, "%f", (double)v->v_uint64);
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| 172 | case CIM_BOOLEAN: return talloc_asprintf(mem_ctx, "%s", v->v_boolean?"True":"False");
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| 173 | case CIM_STRING:
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| 174 | case CIM_DATETIME:
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| 175 | case CIM_REFERENCE: {
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| 176 | char buf[2048];
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| 177 | escape_string((char*) v-> v_string, buf, 2048);
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| 178 | return talloc_asprintf(mem_ctx, "%s", buf);
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| 179 | }
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| 180 | case CIM_CHAR16: return talloc_asprintf(mem_ctx, "Unsupported");
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| 181 | case CIM_OBJECT: return talloc_asprintf(mem_ctx, "Unsupported");
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| 182 | case CIM_ARR_SINT8: RETURN_CVAR_ARRAY_STR("%d", v->a_sint8);
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| 183 | case CIM_ARR_UINT8: RETURN_CVAR_ARRAY_STR("%u", v->a_uint8);
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| 184 | case CIM_ARR_SINT16: RETURN_CVAR_ARRAY_STR("%d", v->a_sint16);
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| 185 | case CIM_ARR_UINT16: RETURN_CVAR_ARRAY_STR("%u", v->a_uint16);
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| 186 | case CIM_ARR_SINT32: RETURN_CVAR_ARRAY_STR("%d", v->a_sint32);
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| 187 | case CIM_ARR_UINT32: RETURN_CVAR_ARRAY_STR("%u", v->a_uint32);
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| 188 | case CIM_ARR_SINT64: RETURN_CVAR_ARRAY_STR("%lld", v->a_sint64);
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| 189 | case CIM_ARR_UINT64: RETURN_CVAR_ARRAY_STR("%llu", v->a_uint64);
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| 190 | case CIM_ARR_REAL32: RETURN_CVAR_ARRAY_STR("%f", v->a_real32);
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| 191 | case CIM_ARR_REAL64: RETURN_CVAR_ARRAY_STR("%f", v->a_real64);
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| 192 | case CIM_ARR_BOOLEAN: RETURN_CVAR_ARRAY_STR("%d", v->a_boolean);
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| 193 | case CIM_ARR_STRING: RETURN_CVAR_ARRAY_ESCAPED("%s", v->a_string);
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| 194 | case CIM_ARR_DATETIME: RETURN_CVAR_ARRAY_ESCAPED("%s", v->a_datetime);
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| 195 | case CIM_ARR_REFERENCE: RETURN_CVAR_ARRAY_ESCAPED("%s", v->a_reference);
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| 196 | default: return talloc_asprintf(mem_ctx, "Unsupported");
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| 197 | }
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| 198 | }
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| 199 |
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| 200 | #undef RETURN_CVAR_ARRAY_STR
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| 201 |
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| 202 | int main(int argc, char **argv)
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| 203 | {
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| 204 | struct program_args args = {};
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| 205 | uint32_t cnt = 5, ret;
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| 206 | char *class_name = NULL;
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| 207 | WERROR result;
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| 208 | NTSTATUS status;
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| 209 | struct IWbemServices *pWS = NULL;
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| 210 | struct BSTR queryLanguage, query;
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| 211 | struct IEnumWbemClassObject *pEnum = NULL;
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| 212 | struct com_context *ctx = NULL;
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| 213 |
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| 214 | parse_args(argc, argv, &args);
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| 215 |
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| 216 | wmi_init(&ctx, cmdline_credentials);
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| 217 |
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| 218 | if (!args.ns)
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| 219 | args.ns = "root\\cimv2";
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| 220 | result = WBEM_ConnectServer(ctx, args.hostname, args.ns, 0, 0, 0, 0, 0, 0, &pWS);
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| 221 | WERR_CHECK("Login to remote object.");
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| 222 |
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| 223 | queryLanguage.data = "WQL";
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| 224 | query.data = args.query;
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| 225 | result = IWbemServices_ExecQuery(pWS, ctx, queryLanguage, query, WBEM_FLAG_RETURN_IMMEDIATELY | WBEM_FLAG_ENSURE_LOCATABLE, NULL, &pEnum);
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| 226 | WERR_CHECK("WMI query execute.");
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| 227 |
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| 228 | IEnumWbemClassObject_Reset(pEnum, ctx);
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| 229 | WERR_CHECK("Reset result of WMI query.");
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| 230 |
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| 231 | do {
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| 232 | uint32_t i, j;
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| 233 | struct WbemClassObject *co[cnt];
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| 234 |
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| 235 | result = IEnumWbemClassObject_SmartNext(pEnum, ctx, 0xFFFFFFFF, cnt, co, &ret);
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| 236 | /* WERR_BADFUNC is OK, it means only that there is less returned objects than requested */
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| 237 | if (!W_ERROR_EQUAL(result, WERR_BADFUNC)) {
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| 238 | WERR_CHECK("Retrieve result data.");
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| 239 | } else {
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| 240 | DEBUG(1, ("OK : Retrieved less objects than requested (it is normal).\n"));
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| 241 | }
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| 242 | if (!ret) break;
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| 243 |
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| 244 | for (i = 0; i < ret; ++i) {
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| 245 | if (!class_name || strcmp(co[i]->obj_class->__CLASS, class_name)) {
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| 246 | if (class_name) talloc_free(class_name);
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| 247 | class_name = talloc_strdup(ctx, co[i]->obj_class->__CLASS);
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| 248 | printf("CLASS: %s\n", class_name);
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| 249 | for (j = 0; j < co[i]->obj_class->__PROPERTY_COUNT; ++j)
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| 250 | printf("%s%s", j?"|":"", co[i]->obj_class->properties[j].property.name);
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| 251 | printf("\n");
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| 252 | }
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| 253 | for (j = 0; j < co[i]->obj_class->__PROPERTY_COUNT; ++j) {
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| 254 | char *s;
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| 255 | s = string_CIMVAR(ctx, &co[i]->instance->data[j], co[i]->obj_class->properties[j].property.desc->cimtype & CIM_TYPEMASK);
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| 256 | printf("%s%s", j?"|":"", s);
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| 257 | }
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| 258 | printf("\n");
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| 259 | }
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| 260 | } while (ret == cnt);
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| 261 | talloc_free(ctx);
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| 262 | return 0;
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| 263 | error:
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| 264 | status = werror_to_ntstatus(result);
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| 265 | fprintf(stderr, "NTSTATUS: %s - %s\n", nt_errstr(status), get_friendly_nt_error_msg(status));
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| 266 | talloc_free(ctx);
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| 267 | return 1;
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| 268 | }
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