Line data Source code
1 : /*
2 : Unix SMB/CIFS implementation.
3 :
4 : dcerpc fault functions
5 :
6 : Copyright (C) Stefan Metzmacher 2004
7 :
8 : This program is free software; you can redistribute it and/or modify
9 : it under the terms of the GNU General Public License as published by
10 : the Free Software Foundation; either version 3 of the License, or
11 : (at your option) any later version.
12 :
13 : This program is distributed in the hope that it will be useful,
14 : but WITHOUT ANY WARRANTY; without even the implied warranty of
15 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 : GNU General Public License for more details.
17 :
18 : You should have received a copy of the GNU General Public License
19 : along with this program. If not, see <http://www.gnu.org/licenses/>.
20 : */
21 :
22 : #include "includes.h"
23 : #include "librpc/rpc/dcerpc.h"
24 : #include "rpc_common.h"
25 :
26 : struct dcerpc_fault_table {
27 : const char *errstr;
28 : uint32_t faultcode;
29 : NTSTATUS nt_status;
30 : };
31 :
32 : static const struct dcerpc_fault_table dcerpc_faults[] =
33 : {
34 : #define _FAULT_STR(x, s) { .errstr = #x , .faultcode = x, .nt_status = s }
35 : #define _FAULT_STR_NO_NT_MAPPING(x) _FAULT_STR(x, NT_STATUS_RPC_NOT_RPC_ERROR)
36 : _FAULT_STR(DCERPC_NCA_S_COMM_FAILURE, NT_STATUS_RPC_COMM_FAILURE),
37 : _FAULT_STR(DCERPC_NCA_S_OP_RNG_ERROR, NT_STATUS_RPC_PROCNUM_OUT_OF_RANGE),
38 : _FAULT_STR(DCERPC_NCA_S_UNKNOWN_IF, NT_STATUS_RPC_UNKNOWN_IF),
39 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_WRONG_BOOT_TIME),
40 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_YOU_CRASHED),
41 : _FAULT_STR(DCERPC_NCA_S_PROTO_ERROR, NT_STATUS_RPC_PROTOCOL_ERROR),
42 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_OUT_ARGS_TOO_BIG),
43 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_SERVER_TOO_BUSY),
44 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_STRING_TOO_LARGE),
45 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_UNSUPPORTED_TYPE),
46 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_ADDR_ERROR),
47 : _FAULT_STR(DCERPC_NCA_S_FAULT_FP_DIV_BY_ZERO, NT_STATUS_RPC_FP_DIV_ZERO),
48 : _FAULT_STR(DCERPC_NCA_S_FAULT_FP_UNDERFLOW, NT_STATUS_RPC_FP_UNDERFLOW),
49 : _FAULT_STR(DCERPC_NCA_S_FAULT_FP_OVERRFLOW, NT_STATUS_RPC_FP_OVERFLOW),
50 : _FAULT_STR(DCERPC_NCA_S_FAULT_INT_DIV_BY_ZERO, NT_STATUS_RPC_FP_DIV_ZERO),
51 : _FAULT_STR(DCERPC_NCA_S_FAULT_INT_OVERFLOW, NT_STATUS_RPC_FP_OVERFLOW),
52 : /*
53 : * Our callers expect NT_STATUS_RPC_ENUM_VALUE_OUT_OF_RANGE
54 : * instead of NT_STATUS_RPC_INVALID_TAG.
55 : */
56 : _FAULT_STR(DCERPC_NCA_S_FAULT_INVALID_TAG, NT_STATUS_RPC_ENUM_VALUE_OUT_OF_RANGE),
57 : _FAULT_STR(DCERPC_NCA_S_FAULT_INVALID_TAG, NT_STATUS_RPC_INVALID_TAG),
58 : _FAULT_STR(DCERPC_NCA_S_FAULT_INVALID_BOUND, NT_STATUS_RPC_INVALID_BOUND),
59 : _FAULT_STR(DCERPC_NCA_S_FAULT_RPC_VERSION_MISMATCH, NT_STATUS_RPC_PROTOCOL_ERROR),
60 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_UNSPEC_REJECT),
61 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_BAD_ACTID),
62 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_WHO_ARE_YOU_FAILED),
63 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_MANAGER_NOT_ENTERED),
64 : _FAULT_STR(DCERPC_NCA_S_FAULT_CANCEL, NT_STATUS_RPC_CALL_CANCELLED),
65 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_ILL_INST),
66 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_FP_ERROR),
67 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_UNUSED_1C000011),
68 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_UNSPEC),
69 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_REMOTE_COMM_FAILURE),
70 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_PIPE_EMPTY),
71 : _FAULT_STR(DCERPC_NCA_S_FAULT_PIPE_CLOSED, NT_STATUS_RPC_PIPE_CLOSED),
72 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_PIPE_ORDER),
73 : _FAULT_STR(DCERPC_NCA_S_FAULT_PIPE_DISCIPLINE, NT_STATUS_RPC_PIPE_DISCIPLINE_ERROR),
74 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_PIPE_COMM_ERROR),
75 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_PIPE_MEMORY),
76 : _FAULT_STR(DCERPC_NCA_S_FAULT_CONTEXT_MISMATCH, NT_STATUS_RPC_SS_CONTEXT_MISMATCH),
77 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_REMOTE_NO_MEMORY),
78 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_INVALID_PRES_CONTEXT_ID),
79 : _FAULT_STR(DCERPC_NCA_S_UNSUPPORTED_AUTHN_LEVEL, NT_STATUS_RPC_UNSUPPORTED_AUTHN_LEVEL),
80 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_UNUSED_1C00001E),
81 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_INVALID_CHECKSUM),
82 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_INVALID_CRC),
83 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_USER_DEFINED),
84 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_TX_OPEN_FAILED),
85 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_CODESET_CONV_ERROR),
86 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_OBJECT_NOT_FOUND),
87 : _FAULT_STR_NO_NT_MAPPING(DCERPC_NCA_S_FAULT_NO_CLIENT_STUB),
88 : _FAULT_STR(DCERPC_FAULT_OTHER, NT_STATUS_RPC_CALL_FAILED),
89 : _FAULT_STR(DCERPC_FAULT_ACCESS_DENIED, NT_STATUS_ACCESS_DENIED),
90 : _FAULT_STR(DCERPC_FAULT_SERVER_UNAVAILABLE, NT_STATUS_RPC_SERVER_UNAVAILABLE),
91 : _FAULT_STR(DCERPC_FAULT_NO_CALL_ACTIVE, NT_STATUS_RPC_NO_CALL_ACTIVE),
92 : _FAULT_STR(DCERPC_FAULT_CANT_PERFORM, NT_STATUS_EPT_CANT_PERFORM_OP),
93 : _FAULT_STR(DCERPC_FAULT_OUT_OF_RESOURCES, NT_STATUS_RPC_OUT_OF_RESOURCES),
94 : _FAULT_STR(DCERPC_FAULT_BAD_STUB_DATA, NT_STATUS_RPC_BAD_STUB_DATA),
95 : _FAULT_STR(DCERPC_FAULT_SEC_PKG_ERROR, NT_STATUS_RPC_SEC_PKG_ERROR),
96 : { .faultcode = 0 }
97 : #undef _FAULT_STR
98 : };
99 :
100 403 : _PUBLIC_ const char *dcerpc_errstr(TALLOC_CTX *mem_ctx, uint32_t fault_code)
101 : {
102 403 : int idx = 0;
103 403 : WERROR werr = W_ERROR(fault_code);
104 :
105 6840 : while (dcerpc_faults[idx].errstr != NULL) {
106 6840 : if (dcerpc_faults[idx].faultcode == fault_code) {
107 403 : return dcerpc_faults[idx].errstr;
108 : }
109 6437 : idx++;
110 : }
111 :
112 0 : return win_errstr(werr);
113 : }
114 :
115 5359 : _PUBLIC_ NTSTATUS dcerpc_fault_to_nt_status(uint32_t fault_code)
116 : {
117 5359 : int idx = 0;
118 5359 : WERROR werr = W_ERROR(fault_code);
119 :
120 5359 : if (fault_code == 0) {
121 0 : return NT_STATUS_RPC_PROTOCOL_ERROR;
122 : }
123 :
124 109636 : while (dcerpc_faults[idx].errstr != NULL) {
125 109636 : if (dcerpc_faults[idx].faultcode == fault_code) {
126 5359 : return dcerpc_faults[idx].nt_status;
127 : }
128 104277 : idx++;
129 : }
130 :
131 0 : return werror_to_ntstatus(werr);
132 : }
133 :
134 0 : _PUBLIC_ uint32_t dcerpc_fault_from_nt_status(NTSTATUS nt_status)
135 : {
136 0 : int idx = 0;
137 0 : WERROR werr;
138 :
139 0 : if (NT_STATUS_IS_OK(nt_status)) {
140 0 : return DCERPC_NCA_S_PROTO_ERROR;
141 : }
142 :
143 0 : while (dcerpc_faults[idx].errstr != NULL) {
144 0 : if (NT_STATUS_EQUAL(dcerpc_faults[idx].nt_status, nt_status)) {
145 0 : return dcerpc_faults[idx].faultcode;
146 : }
147 0 : idx++;
148 : }
149 :
150 0 : werr = ntstatus_to_werror(nt_status);
151 :
152 0 : return W_ERROR_V(werr);
153 : }
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