/* * Unix SMB/CIFS implementation. * NetApi Samr Support * Copyright (C) Guenther Deschner 2008 * * 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 "lib/netapi/netapi.h" #include "lib/netapi/netapi_private.h" #include "rpc_client/rpc_client.h" #include "../librpc/gen_ndr/ndr_samr_c.h" #include "rpc_client/cli_samr.h" #include "rpc_client/init_lsa.h" #include "../libcli/security/security.h" /**************************************************************** ****************************************************************/ WERROR libnetapi_samr_open_domain(struct libnetapi_ctx *mem_ctx, struct rpc_pipe_client *pipe_cli, uint32_t connect_mask, uint32_t domain_mask, struct policy_handle *connect_handle, struct policy_handle *domain_handle, struct dom_sid2 **domain_sid) { NTSTATUS status, result; WERROR werr; struct libnetapi_private_ctx *priv; uint32_t resume_handle = 0; uint32_t num_entries = 0; struct samr_SamArray *sam = NULL; const char *domain_name = NULL; struct lsa_String lsa_domain_name; bool domain_found = true; int i; struct dcerpc_binding_handle *b = pipe_cli->binding_handle; priv = talloc_get_type_abort(mem_ctx->private_data, struct libnetapi_private_ctx); if (is_valid_policy_hnd(&priv->samr.connect_handle)) { if ((priv->samr.connect_mask & connect_mask) == connect_mask) { *connect_handle = priv->samr.connect_handle; } else { libnetapi_samr_close_connect_handle(mem_ctx, &priv->samr.connect_handle); } } if (is_valid_policy_hnd(&priv->samr.domain_handle)) { if ((priv->samr.domain_mask & domain_mask) == domain_mask) { *domain_handle = priv->samr.domain_handle; } else { libnetapi_samr_close_domain_handle(mem_ctx, &priv->samr.domain_handle); } } if (priv->samr.domain_sid) { *domain_sid = priv->samr.domain_sid; } if (is_valid_policy_hnd(&priv->samr.connect_handle) && ((priv->samr.connect_mask & connect_mask) == connect_mask) && is_valid_policy_hnd(&priv->samr.domain_handle) && (priv->samr.domain_mask & domain_mask) == domain_mask) { return WERR_OK; } if (!is_valid_policy_hnd(connect_handle)) { status = dcerpc_try_samr_connects(pipe_cli->binding_handle, mem_ctx, pipe_cli->srv_name_slash, connect_mask, connect_handle, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } } status = dcerpc_samr_EnumDomains(b, mem_ctx, connect_handle, &resume_handle, &sam, 0xffffffff, &num_entries, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } for (i=0; i<num_entries; i++) { domain_name = sam->entries[i].name.string; if (strequal(domain_name, builtin_domain_name())) { continue; } domain_found = true; break; } if (!domain_found) { werr = WERR_NO_SUCH_DOMAIN; goto done; } init_lsa_String(&lsa_domain_name, domain_name); status = dcerpc_samr_LookupDomain(b, mem_ctx, connect_handle, &lsa_domain_name, domain_sid, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } status = dcerpc_samr_OpenDomain(b, mem_ctx, connect_handle, domain_mask, *domain_sid, domain_handle, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } priv->samr.cli = pipe_cli; priv->samr.domain_name = domain_name; priv->samr.domain_sid = *domain_sid; priv->samr.connect_mask = connect_mask; priv->samr.connect_handle = *connect_handle; priv->samr.domain_mask = domain_mask; priv->samr.domain_handle = *domain_handle; werr = WERR_OK; done: return werr; } /**************************************************************** ****************************************************************/ WERROR libnetapi_samr_open_builtin_domain(struct libnetapi_ctx *mem_ctx, struct rpc_pipe_client *pipe_cli, uint32_t connect_mask, uint32_t builtin_mask, struct policy_handle *connect_handle, struct policy_handle *builtin_handle) { NTSTATUS status, result; WERROR werr; struct libnetapi_private_ctx *priv; struct dcerpc_binding_handle *b = pipe_cli->binding_handle; priv = talloc_get_type_abort(mem_ctx->private_data, struct libnetapi_private_ctx); if (is_valid_policy_hnd(&priv->samr.connect_handle)) { if ((priv->samr.connect_mask & connect_mask) == connect_mask) { *connect_handle = priv->samr.connect_handle; } else { libnetapi_samr_close_connect_handle(mem_ctx, &priv->samr.connect_handle); } } if (is_valid_policy_hnd(&priv->samr.builtin_handle)) { if ((priv->samr.builtin_mask & builtin_mask) == builtin_mask) { *builtin_handle = priv->samr.builtin_handle; } else { libnetapi_samr_close_builtin_handle(mem_ctx, &priv->samr.builtin_handle); } } if (is_valid_policy_hnd(&priv->samr.connect_handle) && ((priv->samr.connect_mask & connect_mask) == connect_mask) && is_valid_policy_hnd(&priv->samr.builtin_handle) && (priv->samr.builtin_mask & builtin_mask) == builtin_mask) { return WERR_OK; } if (!is_valid_policy_hnd(connect_handle)) { status = dcerpc_try_samr_connects(pipe_cli->binding_handle, mem_ctx, pipe_cli->srv_name_slash, connect_mask, connect_handle, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } } status = dcerpc_samr_OpenDomain(b, mem_ctx, connect_handle, builtin_mask, discard_const_p(struct dom_sid, &global_sid_Builtin), builtin_handle, &result); if (!NT_STATUS_IS_OK(status)) { werr = ntstatus_to_werror(status); goto done; } if (!NT_STATUS_IS_OK(result)) { werr = ntstatus_to_werror(result); goto done; } priv->samr.cli = pipe_cli; priv->samr.connect_mask = connect_mask; priv->samr.connect_handle = *connect_handle; priv->samr.builtin_mask = builtin_mask; priv->samr.builtin_handle = *builtin_handle; werr = WERR_OK; done: return werr; } /**************************************************************** ****************************************************************/ void libnetapi_samr_close_domain_handle(struct libnetapi_ctx *ctx, struct policy_handle *handle) { struct libnetapi_private_ctx *priv; struct dcerpc_binding_handle *b; NTSTATUS result; if (!is_valid_policy_hnd(handle)) { return; } priv = talloc_get_type_abort(ctx->private_data, struct libnetapi_private_ctx); if (!ndr_policy_handle_equal(handle, &priv->samr.domain_handle)) { return; } b = priv->samr.cli->binding_handle; dcerpc_samr_Close(b, ctx, handle, &result); ZERO_STRUCT(priv->samr.domain_handle); } /**************************************************************** ****************************************************************/ void libnetapi_samr_close_builtin_handle(struct libnetapi_ctx *ctx, struct policy_handle *handle) { struct libnetapi_private_ctx *priv; struct dcerpc_binding_handle *b; NTSTATUS result; if (!is_valid_policy_hnd(handle)) { return; } priv = talloc_get_type_abort(ctx->private_data, struct libnetapi_private_ctx); if (!ndr_policy_handle_equal(handle, &priv->samr.builtin_handle)) { return; } b = priv->samr.cli->binding_handle; dcerpc_samr_Close(b, ctx, handle, &result); ZERO_STRUCT(priv->samr.builtin_handle); } /**************************************************************** ****************************************************************/ void libnetapi_samr_close_connect_handle(struct libnetapi_ctx *ctx, struct policy_handle *handle) { struct libnetapi_private_ctx *priv; struct dcerpc_binding_handle *b; NTSTATUS result; if (!is_valid_policy_hnd(handle)) { return; } priv = talloc_get_type_abort(ctx->private_data, struct libnetapi_private_ctx); if (!ndr_policy_handle_equal(handle, &priv->samr.connect_handle)) { return; } b = priv->samr.cli->binding_handle; dcerpc_samr_Close(b, ctx, handle, &result); ZERO_STRUCT(priv->samr.connect_handle); } /**************************************************************** ****************************************************************/ void libnetapi_samr_free(struct libnetapi_ctx *ctx) { struct libnetapi_private_ctx *priv; if (!ctx->private_data) { return; } priv = talloc_get_type_abort(ctx->private_data, struct libnetapi_private_ctx); libnetapi_samr_close_domain_handle(ctx, &priv->samr.domain_handle); libnetapi_samr_close_builtin_handle(ctx, &priv->samr.builtin_handle); libnetapi_samr_close_connect_handle(ctx, &priv->samr.connect_handle); }