r19583: a few prerequisite functions called from within libnet functions

(in this case domain related) to ensure certain conditions before
doing what libnet function is expected to do.

rafal
(This used to be commit e3159ceeede2865b0252ee24497498ec9ffa432f)

diff --git a/source4/libnet/prereq_domain.c b/source4/libnet/prereq_domain.c
new file mode 100644 (file)
index 0000000..e02d7d4
--- /dev/null
+++ b/source4/libnet/prereq_domain.c
@@ -0,0 +1,138 @@
+/* 
+   Unix SMB/CIFS implementation.
+   
+   Copyright (C) Rafal Szczesniak  2006
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+
+#include "includes.h"
+#include "libnet/libnet.h"
+#include "libcli/composite/composite.h"
+#include "auth/credentials/credentials.h"
+#include "librpc/ndr/libndr.h"
+#include "librpc/gen_ndr/samr.h"
+#include "librpc/gen_ndr/ndr_samr.h"
+#include "librpc/gen_ndr/lsa.h"
+#include "librpc/gen_ndr/ndr_lsa.h"
+
+
+struct composite_context* samr_domain_opened(struct libnet_context *ctx,
+                                            const char *domain_name,
+                                            struct composite_context *parent_ctx,
+                                            struct libnet_DomainOpen *domain_open,
+                                            void (*continue_fn)(struct composite_context*),
+                                            void (*monitor)(struct monitor_msg*))
+{
+       struct composite_context *domopen_req;
+
+       if (domain_name == NULL) {
+               /*
+                * Try to guess the domain name from credentials,
+                * if it's not been explicitly specified.
+                */
+
+               if (policy_handle_empty(&ctx->samr.handle)) {
+                       domain_open->in.type        = DOMAIN_SAMR;
+                       domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
+                       domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+
+               } else {
+                       composite_error(parent_ctx, NT_STATUS_INVALID_PARAMETER);
+                       return parent_ctx;
+               }
+
+       } else {
+               /*
+                * The domain name has been specified, so check whether the same
+                * domain is already opened. If it is - just return NULL. Start
+                * opening a new domain otherwise.
+                */
+
+               if (policy_handle_empty(&ctx->samr.handle) ||
+                   !strequal(domain_name, ctx->samr.name)) {
+                       domain_open->in.type        = DOMAIN_SAMR;
+                       domain_open->in.domain_name = domain_name;
+                       domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+
+               } else {
+                       /* domain has already been opened and it's the same domain
+                          as requested */
+                       return NULL;
+               }
+       }
+
+       /* send request to open the domain */
+       domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
+       if (composite_nomem(domopen_req, parent_ctx)) return parent_ctx;
+       
+       composite_continue(parent_ctx, domopen_req, continue_fn, parent_ctx);
+       return parent_ctx;
+}
+
+
+struct composite_context* lsa_domain_opened(struct libnet_context *ctx,
+                                           const char *domain_name,
+                                           struct composite_context *parent_ctx,
+                                           struct libnet_DomainOpen *domain_open,
+                                           void (*continue_fn)(struct composite_context*),
+                                           void (*monitor)(struct monitor_msg*))
+{
+       struct composite_context *domopen_req;
+
+       if (domain_name == NULL) {
+               /*
+                * Try to guess the domain name from credentials,
+                * if it's not been explicitly specified.
+                */
+
+               if (policy_handle_empty(&ctx->lsa.handle)) {
+                       domain_open->in.type        = DOMAIN_LSA;
+                       domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
+                       domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+
+               } else {
+                       composite_error(parent_ctx, NT_STATUS_INVALID_PARAMETER);
+                       return parent_ctx;
+               }
+
+       } else {
+               /*
+                * The domain name has been specified, so check whether the same
+                * domain is already opened. If it is - just return NULL. Start
+                * opening a new domain otherwise.
+                */
+
+               if (policy_handle_empty(&ctx->lsa.handle) ||
+                   !strequal(domain_name, ctx->lsa.name)) {
+                       domain_open->in.type        = DOMAIN_LSA;
+                       domain_open->in.domain_name = domain_name;
+                       domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+
+               } else {
+                       /* domain has already been opened and it's the same domain
+                          as requested */
+                       return NULL;
+               }
+       }
+
+       /* send request to open the domain */
+       domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
+       if (composite_nomem(domopen_req, parent_ctx)) return parent_ctx;
+       
+       composite_continue(parent_ctx, domopen_req, continue_fn, parent_ctx);
+       return parent_ctx;
+}