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/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines for unixinfo-pipe
* Copyright (C) Volker Lendecke 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.
*/
/* This is the interface to the rpcunixinfo pipe. */
#include "includes.h"
#include "nterr.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
/* Map a sid to a uid */
NTSTATUS _unixinfo_sid_to_uid(pipes_struct *p,
UNIXINFO_Q_SID_TO_UID *q_u,
UNIXINFO_R_SID_TO_UID *r_u)
{
uid_t uid;
r_u->uid = 0;
r_u->status = sid_to_uid(&q_u->sid, &uid) ? NT_STATUS_OK : NT_STATUS_NONE_MAPPED;
if (NT_STATUS_IS_OK(r_u->status))
r_u->uid = uid;
return r_u->status;
}
/* Map a uid to a sid */
NTSTATUS _unixinfo_uid_to_sid(pipes_struct *p,
UNIXINFO_Q_UID_TO_SID *q_u,
UNIXINFO_R_UID_TO_SID *r_u)
{
DOM_SID sid;
r_u->status = NT_STATUS_NO_SUCH_USER;
if (q_u->uid == 0) {
uid_to_sid(&sid, q_u->uid);
r_u->status = NT_STATUS_OK;
}
init_r_unixinfo_uid_to_sid(r_u,
NT_STATUS_IS_OK(r_u->status) ? &sid : NULL);
return r_u->status;
}
/* Map a sid to a gid */
NTSTATUS _unixinfo_sid_to_gid(pipes_struct *p,
UNIXINFO_Q_SID_TO_GID *q_u,
UNIXINFO_R_SID_TO_GID *r_u)
{
gid_t gid;
r_u->gid = 0;
r_u->status = sid_to_gid(&q_u->sid, &gid) ? NT_STATUS_OK : NT_STATUS_NONE_MAPPED;
if (NT_STATUS_IS_OK(r_u->status))
r_u->gid = gid;
return r_u->status;
}
/* Map a gid to a sid */
NTSTATUS _unixinfo_gid_to_sid(pipes_struct *p,
UNIXINFO_Q_GID_TO_SID *q_u,
UNIXINFO_R_GID_TO_SID *r_u)
{
DOM_SID sid;
r_u->status = NT_STATUS_NO_SUCH_GROUP;
if (q_u->gid == 0) {
gid_to_sid(&sid, q_u->gid);
r_u->status = NT_STATUS_OK;
}
init_r_unixinfo_gid_to_sid(r_u,
NT_STATUS_IS_OK(r_u->status) ? &sid : NULL);
return r_u->status;
}
/* Get unix struct passwd information */
NTSTATUS _unixinfo_getpwuid(pipes_struct *p,
UNIXINFO_Q_GETPWUID *q_u,
UNIXINFO_R_GETPWUID *r_u)
{
int i;
if (r_u->count > 1023) {
return NT_STATUS_INVALID_PARAMETER;
}
r_u->info = TALLOC_ARRAY(p->mem_ctx, struct unixinfo_getpwuid,
q_u->count);
if ((r_u->count > 0) && (r_u->info == NULL)) {
return NT_STATUS_NO_MEMORY;
}
r_u->status = NT_STATUS_OK;
r_u->count = q_u->count;
for (i=0; i<r_u->count; i++) {
struct passwd *pw;
char *homedir, *shell;
ssize_t len1, len2;
r_u->info[i].status = NT_STATUS_NO_SUCH_USER;
r_u->info[i].homedir = "";
r_u->info[i].shell = "";
pw = getpwuid(q_u->uid[i]);
if (pw == NULL) {
DEBUG(10, ("Did not find uid %lld\n", q_u->uid[i]));
continue;
}
len1 = push_utf8_talloc(p->mem_ctx, &homedir, pw->pw_dir);
len2 = push_utf8_talloc(p->mem_ctx, &shell, pw->pw_shell);
if ((len1 < 0) || (len2 < 0) || (homedir == NULL) ||
(shell == NULL)) {
DEBUG(3, ("push_utf8_talloc failed\n"));
r_u->info[i].status = NT_STATUS_NO_MEMORY;
continue;
}
r_u->info[i].status = NT_STATUS_OK;
r_u->info[i].homedir = homedir;
r_u->info[i].shell = shell;
}
return r_u->status;
}
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