| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 | ads (active directory) utility library
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| 4 | Copyright (C) Andrew Tridgell 2001
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| 5 | Copyright (C) Remus Koos 2001
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| 6 | Copyright (C) Andrew Bartlett 2001
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| 7 |
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| 8 |
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| 9 | This program is free software; you can redistribute it and/or modify
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| 10 | it under the terms of the GNU General Public License as published by
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| 11 | the Free Software Foundation; either version 3 of the License, or
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| 12 | (at your option) any later version.
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| 13 |
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| 14 | This program is distributed in the hope that it will be useful,
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| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | GNU General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU General Public License
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| 20 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 21 | */
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| 22 |
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| 23 | #include "includes.h"
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| 24 | #include "smb_krb5.h"
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| 25 | #include "system/gssapi.h"
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| 26 | #include "smb_ldap.h"
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| 27 | #include "libads/ads_status.h"
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| 28 |
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| 29 | /*
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| 30 | build a ADS_STATUS structure
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| 31 | */
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| 32 | ADS_STATUS ads_build_error(enum ads_error_type etype,
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| 33 | int rc, int minor_status)
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| 34 | {
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| 35 | ADS_STATUS ret;
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| 36 |
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| 37 | if (etype == ENUM_ADS_ERROR_NT) {
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| 38 | DEBUG(0,("don't use ads_build_error with ENUM_ADS_ERROR_NT!\n"));
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| 39 | ret.err.rc = -1;
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| 40 | ret.error_type = ENUM_ADS_ERROR_SYSTEM;
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| 41 | ret.minor_status = 0;
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| 42 | return ret;
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| 43 | }
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| 44 |
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| 45 | ret.err.rc = rc;
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| 46 | ret.error_type = etype;
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| 47 | ret.minor_status = minor_status;
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| 48 | return ret;
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| 49 | }
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| 50 |
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| 51 | ADS_STATUS ads_build_nt_error(enum ads_error_type etype,
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| 52 | NTSTATUS nt_status)
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| 53 | {
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| 54 | ADS_STATUS ret;
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| 55 |
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| 56 | if (etype != ENUM_ADS_ERROR_NT) {
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| 57 | DEBUG(0,("don't use ads_build_nt_error without ENUM_ADS_ERROR_NT!\n"));
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| 58 | ret.err.rc = -1;
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| 59 | ret.error_type = ENUM_ADS_ERROR_SYSTEM;
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| 60 | ret.minor_status = 0;
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| 61 | return ret;
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| 62 | }
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| 63 | ret.err.nt_status = nt_status;
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| 64 | ret.error_type = etype;
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| 65 | ret.minor_status = 0;
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| 66 | return ret;
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| 67 | }
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| 68 |
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| 69 | /*
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| 70 | do a rough conversion between ads error codes and NT status codes
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| 71 | we'll need to fill this in more
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| 72 | */
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| 73 | NTSTATUS ads_ntstatus(ADS_STATUS status)
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| 74 | {
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| 75 | switch (status.error_type) {
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| 76 | case ENUM_ADS_ERROR_NT:
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| 77 | return status.err.nt_status;
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| 78 | case ENUM_ADS_ERROR_SYSTEM:
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| 79 | return map_nt_error_from_unix(status.err.rc);
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| 80 | #ifdef HAVE_LDAP
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| 81 | case ENUM_ADS_ERROR_LDAP:
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| 82 | if (status.err.rc == LDAP_SUCCESS) {
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| 83 | return NT_STATUS_OK;
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| 84 | }
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| 85 | if (status.err.rc == LDAP_TIMELIMIT_EXCEEDED) {
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| 86 | return NT_STATUS_IO_TIMEOUT;
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| 87 | }
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| 88 | return NT_STATUS_LDAP(status.err.rc);
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| 89 | #endif
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| 90 | #ifdef HAVE_KRB5
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| 91 | case ENUM_ADS_ERROR_KRB5:
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| 92 | return krb5_to_nt_status(status.err.rc);
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| 93 | #endif
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| 94 | default:
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| 95 | break;
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| 96 | }
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| 97 |
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| 98 | if (ADS_ERR_OK(status)) {
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| 99 | return NT_STATUS_OK;
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| 100 | }
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| 101 | return NT_STATUS_UNSUCCESSFUL;
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| 102 | }
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| 103 |
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| 104 | /*
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| 105 | return a string for an error from a ads routine
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| 106 | */
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| 107 | const char *ads_errstr(ADS_STATUS status)
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| 108 | {
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| 109 | switch (status.error_type) {
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| 110 | case ENUM_ADS_ERROR_SYSTEM:
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| 111 | return strerror(status.err.rc);
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| 112 | #ifdef HAVE_LDAP
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| 113 | case ENUM_ADS_ERROR_LDAP:
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| 114 | return ldap_err2string(status.err.rc);
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| 115 | #endif
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| 116 | #ifdef HAVE_KRB5
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| 117 | case ENUM_ADS_ERROR_KRB5:
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| 118 | return error_message(status.err.rc);
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| 119 | case ENUM_ADS_ERROR_GSS:
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| 120 | {
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| 121 | char *ret;
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| 122 | uint32_t msg_ctx;
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| 123 | uint32_t minor;
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| 124 | gss_buffer_desc msg1, msg2;
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| 125 |
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| 126 | msg_ctx = 0;
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| 127 |
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| 128 | msg1.value = NULL;
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| 129 | msg2.value = NULL;
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| 130 | gss_display_status(&minor, status.err.rc, GSS_C_GSS_CODE,
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| 131 | GSS_C_NULL_OID, &msg_ctx, &msg1);
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| 132 | gss_display_status(&minor, status.minor_status, GSS_C_MECH_CODE,
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| 133 | GSS_C_NULL_OID, &msg_ctx, &msg2);
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| 134 | ret = talloc_asprintf(talloc_tos(), "%s : %s",
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| 135 | (char *)msg1.value, (char *)msg2.value);
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| 136 | SMB_ASSERT(ret != NULL);
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| 137 | gss_release_buffer(&minor, &msg1);
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| 138 | gss_release_buffer(&minor, &msg2);
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| 139 | return ret;
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| 140 | }
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| 141 | #endif
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| 142 | case ENUM_ADS_ERROR_NT:
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| 143 | return get_friendly_nt_error_msg(ads_ntstatus(status));
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| 144 | default:
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| 145 | return "Unknown ADS error type!? (not compiled in?)";
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| 146 | }
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| 147 | }
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| 148 |
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| 149 | #ifdef HAVE_KRB5
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| 150 | NTSTATUS gss_err_to_ntstatus(uint32_t maj, uint32_t min)
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| 151 | {
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| 152 | ADS_STATUS adss = ADS_ERROR_GSS(maj, min);
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| 153 | DEBUG(10,("gss_err_to_ntstatus: Error %s\n",
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| 154 | ads_errstr(adss) ));
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| 155 | return ads_ntstatus(adss);
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| 156 | }
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| 157 | #endif
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