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-rw-r--r--libcli/lsarpc/util_lsarpc.c359
1 files changed, 359 insertions, 0 deletions
diff --git a/libcli/lsarpc/util_lsarpc.c b/libcli/lsarpc/util_lsarpc.c
new file mode 100644
index 0000000..96c9848
--- /dev/null
+++ b/libcli/lsarpc/util_lsarpc.c
@@ -0,0 +1,359 @@
+/*
+ Unix SMB/CIFS implementation.
+ Authentication utility functions
+ Copyright (C) Sumit Bose 2010
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "../librpc/gen_ndr/ndr_drsblobs.h"
+#include "../librpc/gen_ndr/ndr_lsa.h"
+#include "libcli/lsarpc/util_lsarpc.h"
+
+static NTSTATUS ai_array_2_trust_domain_info_buffer(TALLOC_CTX *mem_ctx,
+ uint32_t count,
+ struct AuthenticationInformationArray *ai,
+ struct lsa_TrustDomainInfoBuffer **_b)
+{
+ NTSTATUS status;
+ struct lsa_TrustDomainInfoBuffer *b;
+ int i;
+
+ b = talloc_array(mem_ctx, struct lsa_TrustDomainInfoBuffer, count);
+ if (b == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for(i = 0; i < count; i++) {
+ size_t size = 0;
+ b[i].last_update_time = ai->array[i].LastUpdateTime;
+ b[i].AuthType = ai->array[i].AuthType;
+ switch(ai->array[i].AuthType) {
+ case TRUST_AUTH_TYPE_NONE:
+ b[i].data.size = 0;
+ b[i].data.data = NULL;
+ break;
+ case TRUST_AUTH_TYPE_NT4OWF:
+ if (ai->array[i].AuthInfo.nt4owf.size != 16) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ b[i].data.data = (uint8_t *)talloc_memdup(b,
+ &ai->array[i].AuthInfo.nt4owf.password.hash,
+ 16);
+ if (b[i].data.data == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+ break;
+ case TRUST_AUTH_TYPE_CLEAR:
+ if (!convert_string_talloc(b,
+ CH_UTF16LE, CH_UNIX,
+ ai->array[i].AuthInfo.clear.password,
+ ai->array[i].AuthInfo.clear.size,
+ &b[i].data.data,
+ &size)) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ b[i].data.size = size;
+ break;
+ case TRUST_AUTH_TYPE_VERSION:
+ if (ai->array[i].AuthInfo.version.size != 4) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ b[i].data.size = 4;
+ b[i].data.data = (uint8_t *)talloc_memdup(b,
+ &ai->array[i].AuthInfo.version.version, 4);
+ if (b[i].data.data == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto fail;
+ }
+ break;
+ default:
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ }
+
+ *_b = b;
+
+ return NT_STATUS_OK;
+
+fail:
+ talloc_free(b);
+ return status;
+}
+
+static NTSTATUS trustauth_inout_blob_2_auth_info(TALLOC_CTX *mem_ctx,
+ DATA_BLOB *inout_blob,
+ uint32_t *count,
+ struct lsa_TrustDomainInfoBuffer **current,
+ struct lsa_TrustDomainInfoBuffer **previous)
+{
+ NTSTATUS status;
+ struct trustAuthInOutBlob iopw;
+ enum ndr_err_code ndr_err;
+ TALLOC_CTX *tmp_ctx;
+
+ tmp_ctx = talloc_new(mem_ctx);
+ if (tmp_ctx == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ndr_err = ndr_pull_struct_blob(inout_blob, tmp_ctx, &iopw,
+ (ndr_pull_flags_fn_t)ndr_pull_trustAuthInOutBlob);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto done;
+ }
+
+ *count = iopw.count;
+
+ status = ai_array_2_trust_domain_info_buffer(mem_ctx, iopw.count,
+ &iopw.current, current);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ if (iopw.previous.count > 0) {
+ status = ai_array_2_trust_domain_info_buffer(mem_ctx, iopw.count,
+ &iopw.previous, previous);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+ } else {
+ *previous = NULL;
+ }
+
+ status = NT_STATUS_OK;
+
+done:
+ talloc_free(tmp_ctx);
+ return status;
+}
+
+NTSTATUS auth_blob_2_auth_info(TALLOC_CTX *mem_ctx,
+ DATA_BLOB incoming, DATA_BLOB outgoing,
+ struct lsa_TrustDomainInfoAuthInfo *auth_info)
+{
+ NTSTATUS status;
+
+ if (incoming.length != 0) {
+ status = trustauth_inout_blob_2_auth_info(mem_ctx,
+ &incoming,
+ &auth_info->incoming_count,
+ &auth_info->incoming_current_auth_info,
+ &auth_info->incoming_previous_auth_info);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ } else {
+ auth_info->incoming_count = 0;
+ auth_info->incoming_current_auth_info = NULL;
+ auth_info->incoming_previous_auth_info = NULL;
+ }
+
+ if (outgoing.length != 0) {
+ status = trustauth_inout_blob_2_auth_info(mem_ctx,
+ &outgoing,
+ &auth_info->outgoing_count,
+ &auth_info->outgoing_current_auth_info,
+ &auth_info->outgoing_previous_auth_info);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ } else {
+ auth_info->outgoing_count = 0;
+ auth_info->outgoing_current_auth_info = NULL;
+ auth_info->outgoing_previous_auth_info = NULL;
+ }
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS trust_domain_info_buffer_2_ai_array(TALLOC_CTX *mem_ctx,
+ uint32_t count,
+ struct lsa_TrustDomainInfoBuffer *b,
+ struct AuthenticationInformationArray *ai)
+{
+ NTSTATUS status;
+ int i;
+
+ ai->count = count;
+ ai->array = talloc_zero_array(mem_ctx, struct AuthenticationInformation,
+ count);
+ if (ai->array == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for(i = 0; i < count; i++) {
+ size_t size = 0;
+ ai->array[i].LastUpdateTime = b[i].last_update_time;
+ ai->array[i].AuthType = b[i].AuthType;
+ switch(ai->array[i].AuthType) {
+ case TRUST_AUTH_TYPE_NONE:
+ ai->array[i].AuthInfo.none.size = 0;
+ break;
+ case TRUST_AUTH_TYPE_NT4OWF:
+ if (b[i].data.size != 16) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ memcpy(&ai->array[i].AuthInfo.nt4owf.password.hash,
+ b[i].data.data, 16);
+ break;
+ case TRUST_AUTH_TYPE_CLEAR:
+ if (!convert_string_talloc(ai->array,
+ CH_UNIX, CH_UTF16,
+ b[i].data.data,
+ b[i].data.size,
+ &ai->array[i].AuthInfo.clear.password,
+ &size)) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ ai->array[i].AuthInfo.clear.size = size;
+ break;
+ case TRUST_AUTH_TYPE_VERSION:
+ if (b[i].data.size != 4) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ ai->array[i].AuthInfo.version.size = 4;
+ memcpy(&ai->array[i].AuthInfo.version.version,
+ b[i].data.data, 4);
+ break;
+ default:
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ }
+
+ return NT_STATUS_OK;
+
+fail:
+ talloc_free(ai->array);
+ return status;
+}
+
+NTSTATUS auth_info_2_trustauth_inout(TALLOC_CTX *mem_ctx,
+ uint32_t count,
+ struct lsa_TrustDomainInfoBuffer *current,
+ struct lsa_TrustDomainInfoBuffer *previous,
+ struct trustAuthInOutBlob **iopw_out)
+{
+ NTSTATUS status;
+ struct trustAuthInOutBlob *iopw;
+
+ iopw = talloc_zero(mem_ctx, struct trustAuthInOutBlob);
+ if (iopw == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ iopw->count = count;
+ status = trust_domain_info_buffer_2_ai_array(iopw, count, current,
+ &iopw->current);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ if (previous != NULL) {
+ status = trust_domain_info_buffer_2_ai_array(iopw, count,
+ previous,
+ &iopw->previous);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+ } else {
+ iopw->previous.count = 0;
+ iopw->previous.array = NULL;
+ }
+
+ *iopw_out = iopw;
+
+ status = NT_STATUS_OK;
+
+done:
+ return status;
+}
+
+static NTSTATUS auth_info_2_trustauth_inout_blob(TALLOC_CTX *mem_ctx,
+ uint32_t count,
+ struct lsa_TrustDomainInfoBuffer *current,
+ struct lsa_TrustDomainInfoBuffer *previous,
+ DATA_BLOB *inout_blob)
+{
+ NTSTATUS status;
+ struct trustAuthInOutBlob *iopw = NULL;
+ enum ndr_err_code ndr_err;
+
+ status = auth_info_2_trustauth_inout(mem_ctx, count, current, previous, &iopw);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ ndr_err = ndr_push_struct_blob(inout_blob, mem_ctx,
+ iopw,
+ (ndr_push_flags_fn_t)ndr_push_trustAuthInOutBlob);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ status = NT_STATUS_OK;
+
+done:
+ talloc_free(iopw);
+ return status;
+}
+
+NTSTATUS auth_info_2_auth_blob(TALLOC_CTX *mem_ctx,
+ struct lsa_TrustDomainInfoAuthInfo *auth_info,
+ DATA_BLOB *incoming, DATA_BLOB *outgoing)
+{
+ NTSTATUS status;
+
+ if (auth_info->incoming_count == 0) {
+ incoming->length = 0;
+ incoming->data = NULL;
+ } else {
+ status = auth_info_2_trustauth_inout_blob(mem_ctx,
+ auth_info->incoming_count,
+ auth_info->incoming_current_auth_info,
+ auth_info->incoming_previous_auth_info,
+ incoming);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ }
+
+ if (auth_info->outgoing_count == 0) {
+ outgoing->length = 0;
+ outgoing->data = NULL;
+ } else {
+ status = auth_info_2_trustauth_inout_blob(mem_ctx,
+ auth_info->outgoing_count,
+ auth_info->outgoing_current_auth_info,
+ auth_info->outgoing_previous_auth_info,
+ outgoing);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ }
+
+ return NT_STATUS_OK;
+}