r5472: First approach to composite rpc call fetchin user info.
authorRafal Szczesniak <mimir@samba.org>
Sun, 20 Feb 2005 18:20:51 +0000 (18:20 +0000)
committerGerald (Jerry) Carter <jerry@samba.org>
Wed, 10 Oct 2007 18:10:48 +0000 (13:10 -0500)
It does only compile. Completely untested yet, so almost certainly
broken, but I don't want it to lay on my laptop only.

rafal
(This used to be commit dcab843da35f5dd2ffc694922ee762b3c36dbd35)

source4/libnet/userinfo.c [new file with mode: 0644]

diff --git a/source4/libnet/userinfo.c b/source4/libnet/userinfo.c
new file mode 100644 (file)
index 0000000..ba24855
--- /dev/null
@@ -0,0 +1,229 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Copyright (C) Rafal Szczesniak 2005
+   
+   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.
+*/
+
+/*
+  a composite function for getting user information via samr pipe
+*/
+
+#include "includes.h"
+#include "libcli/raw/libcliraw.h"
+#include "libcli/composite/composite.h"
+#include "librpc/gen_ndr/ndr_samr.h"
+
+enum userinfo_stage { USERINFO_OPENUSER, USERINFO_GETUSER, USERINFO_CLOSEUSER };
+
+struct rpc_composite_userinfo {
+       struct {
+               struct policy_handle domain_handle;
+               const char *sid;
+               uint16_t level;
+       } in;
+       struct {
+               union samr_UserInfo info;
+       } out;
+};
+
+struct userinfo_state {
+       enum userinfo_stage stage;
+       struct dcerpc_pipe *pipe;
+       struct rpc_composite_userinfo io;
+};
+
+static void userinfo_handler(struct rpc_request *req);
+
+
+static NTSTATUS userinfo_openuser(struct composite_context *c,
+                                 struct rpc_composite_userinfo *io)
+{
+       struct userinfo_state *s = talloc_get_type(c->private, struct userinfo_state);
+       struct rpc_request *req = s->pipe->conn->pending;
+       struct samr_OpenUser *rep;
+       struct samr_QueryUserInfo r;
+
+       /* receive samr_OpenUser reply */
+       c->status = dcerpc_ndr_request_recv(req);
+       NT_STATUS_NOT_OK_RETURN(c->status);
+       rep = (struct samr_OpenUser*)req->ndr.struct_ptr;
+
+       /* prepare parameters for QueryUserInfo call */
+       r.in.user_handle = talloc_zero(c, struct policy_handle);
+       memcpy((void*)r.in.user_handle, (void*)rep->out.user_handle, sizeof(struct policy_handle));
+       r.in.level = io->in.level;
+       
+       /* queue rpc call, set event handling and new state */
+       s->pipe->conn->pending = dcerpc_samr_QueryUserInfo_send(s->pipe, c, &r);
+       
+       s->pipe->conn->pending->async.callback = userinfo_handler;
+       s->pipe->conn->pending->async.private  = c;
+       s->stage = USERINFO_GETUSER;
+       
+       return rep->out.result;
+}
+
+
+static NTSTATUS userinfo_getuser(struct composite_context *c,
+                                struct rpc_composite_userinfo *io)
+{
+       struct userinfo_state *s = talloc_get_type(c->private, struct userinfo_state);
+       struct rpc_request *req = s->pipe->conn->pending;
+       struct samr_QueryUserInfo *rep;
+       struct samr_Close r;
+       
+       /* receive samr_QueryUserInfo reply */
+       c->status = dcerpc_ndr_request_recv(req);
+       NT_STATUS_NOT_OK_RETURN(c->status);
+       rep = (struct samr_QueryUserInfo*)req->ndr.struct_ptr;
+       
+       /* prepare arguments for Close call */
+       r.in.handle = talloc_zero(c, struct policy_handle);
+       memcpy((void*)r.in.handle, (void*)rep->in.user_handle, sizeof(struct policy_handle));
+       
+       /* queue rpc call, set event handling and new state */
+       s->pipe->conn->pending = dcerpc_samr_Close_send(s->pipe, c, &r);
+       
+       s->pipe->conn->pending->async.callback = userinfo_handler;
+       s->pipe->conn->pending->async.private  = c;
+       s->stage = USERINFO_CLOSEUSER;
+
+       /* copying result of composite call */
+       memcpy((void*)&io->out.info, (void*)rep->out.info, sizeof(union samr_UserInfo));
+
+       return rep->out.result;
+}
+
+
+static NTSTATUS userinfo_closeuser(struct composite_context *c,
+                                  struct rpc_composite_userinfo *io)
+{
+       struct userinfo_state *s = talloc_get_type(c->private, struct userinfo_state);
+       struct rpc_request *req = s->pipe->conn->pending;
+       struct samr_Close *rep;
+       
+       /* receive samr_Close reply */
+       c->status = dcerpc_ndr_request_recv(req);
+       NT_STATUS_NOT_OK_RETURN(c->status);
+       rep = (struct samr_Close*)req->ndr.struct_ptr;
+
+       /* return result */
+       return rep->out.result;
+}
+
+
+static void userinfo_handler(struct rpc_request *req)
+{
+       struct composite_context *c = req->async.private;
+       struct userinfo_state *s = talloc_get_type(c->private, struct userinfo_state);
+
+       switch (s->stage) {
+       case USERINFO_OPENUSER:
+               c->status = userinfo_openuser(c, &s->io);
+               break;
+
+       case USERINFO_GETUSER:
+               c->status = userinfo_getuser(c, &s->io);
+               break;
+               
+       case USERINFO_CLOSEUSER:
+               c->status = userinfo_closeuser(c, &s->io);
+               break;
+       }
+
+       if (!NT_STATUS_IS_OK(c->status)) {
+               /* this should be some error state instead */
+               c->state = RPC_REQUEST_DONE;
+       }
+
+       if (c->state >= RPC_REQUEST_DONE &&
+           c->async.fn) {
+               c->async.fn(c);
+       }
+}
+
+
+struct composite_context* rpc_composite_userinfo_send(struct dcerpc_pipe *p,
+                                                     struct rpc_composite_userinfo *io)
+{      
+
+  /* dom_sid_parse_talloc call */
+       struct composite_context *c;
+       struct userinfo_state *s;
+       struct samr_OpenUser *r;
+       struct dom_sid *sid;
+       
+       c = talloc_zero(p, struct composite_context);
+       if (c == NULL) goto failure;
+       
+       s = talloc_zero(c, struct userinfo_state);
+       if (s == NULL) goto failure;
+       
+       /* copying input parameters */
+       memcpy((void*)&s->io.in.domain_handle, (void*)&io->in.domain_handle, sizeof(struct policy_handle));
+       s->io.in.sid     = talloc_strdup(p, io->in.sid);
+       s->io.in.level   = io->in.level;
+       sid              = dom_sid_parse_talloc(c, s->io.in.sid);
+       
+       c->private = s;
+       c->event_ctx = dcerpc_event_context(p);
+
+       /* preparing parameters to send rpc request */
+       r = talloc_zero(p, struct samr_OpenUser);
+       r->in.domain_handle  = &s->io.in.domain_handle;
+       r->in.access_mask    = 0;
+       r->in.rid            = sid->sub_auths[sid->num_auths - 1];
+
+       /* send request */
+       s->pipe->conn->pending = dcerpc_samr_OpenUser_send(p, c, r);
+
+       /* callback handler */
+       s->pipe->conn->pending->async.callback = userinfo_handler;
+       s->pipe->conn->pending->async.private  = c;
+       s->stage = USERINFO_OPENUSER;
+
+       return c;
+       
+failure:
+       talloc_free(c);
+}
+
+
+NTSTATUS rpc_composite_userinfo_recv(struct composite_context *c, TALLOC_CTX *mem_ctx)
+{
+       NTSTATUS status;
+       struct userinfo_state *s;
+       
+       status = composite_wait(c);
+       
+       if (NT_STATUS_IS_OK(status)) {
+               s = talloc_get_type(c->private, struct userinfo_state);
+               talloc_steal(mem_ctx, &s->io.out.info);
+       }
+
+       talloc_free(c);
+       return status;
+}
+
+
+NTSTATUS rpc_composite_userinfo(struct dcerpc_pipe *pipe,
+                               TALLOC_CTX *mem_ctx,
+                               struct rpc_composite_userinfo *io)
+{
+       struct composite_context *c = rpc_composite_userinfo_send(pipe, io);
+       return rpc_composite_userinfo_recv(c, mem_ctx);
+}