diff options
Diffstat (limited to 'source4/libnet/libnet_time.c')
| -rw-r--r-- | source4/libnet/libnet_time.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/source4/libnet/libnet_time.c b/source4/libnet/libnet_time.c new file mode 100644 index 0000000..e3b6275 --- /dev/null +++ b/source4/libnet/libnet_time.c @@ -0,0 +1,125 @@ +/* + Unix SMB/CIFS implementation. + + Copyright (C) Stefan Metzmacher 2004 + + 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 "libnet/libnet.h" +#include "system/time.h" +#include "librpc/gen_ndr/ndr_srvsvc_c.h" + +/* + * get the remote time of a server via srvsvc_NetRemoteTOD + */ +static NTSTATUS libnet_RemoteTOD_srvsvc(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r) +{ + NTSTATUS status; + struct libnet_RpcConnect c; + struct srvsvc_NetRemoteTOD tod; + struct srvsvc_NetRemoteTODInfo *info = NULL; + struct tm tm; + + ZERO_STRUCT(c); + + /* prepare connect to the SRVSVC pipe of a timeserver */ + c.level = LIBNET_RPC_CONNECT_SERVER; + c.in.name = r->srvsvc.in.server_name; + c.in.dcerpc_iface = &ndr_table_srvsvc; + + /* 1. connect to the SRVSVC pipe of a timeserver */ + status = libnet_RpcConnect(ctx, mem_ctx, &c); + if (!NT_STATUS_IS_OK(status)) { + r->srvsvc.out.error_string = talloc_asprintf(mem_ctx, + "Connection to SRVSVC pipe of server '%s' failed: %s", + r->srvsvc.in.server_name, nt_errstr(status)); + return status; + } + + /* prepare srvsvc_NetrRemoteTOD */ + tod.in.server_unc = talloc_asprintf(mem_ctx, "\\%s", c.in.name); + tod.out.info = &info; + + /* 2. try srvsvc_NetRemoteTOD */ + status = dcerpc_srvsvc_NetRemoteTOD_r(c.out.dcerpc_pipe->binding_handle, mem_ctx, &tod); + if (!NT_STATUS_IS_OK(status)) { + r->srvsvc.out.error_string = talloc_asprintf(mem_ctx, + "srvsvc_NetrRemoteTOD on server '%s' failed: %s", + r->srvsvc.in.server_name, nt_errstr(status)); + goto disconnect; + } + + /* check result of srvsvc_NetrRemoteTOD */ + if (!W_ERROR_IS_OK(tod.out.result)) { + r->srvsvc.out.error_string = talloc_asprintf(mem_ctx, + "srvsvc_NetrRemoteTOD on server '%s' failed: %s", + r->srvsvc.in.server_name, win_errstr(tod.out.result)); + status = werror_to_ntstatus(tod.out.result); + goto disconnect; + } + + /* need to set the out parameters */ + tm.tm_sec = (int)info->secs; + tm.tm_min = (int)info->mins; + tm.tm_hour = (int)info->hours; + tm.tm_mday = (int)info->day; + tm.tm_mon = (int)info->month -1; + tm.tm_year = (int)info->year - 1900; + tm.tm_wday = -1; + tm.tm_yday = -1; + tm.tm_isdst = -1; + + r->srvsvc.out.time = timegm(&tm); + r->srvsvc.out.time_zone = info->timezone * 60; + + goto disconnect; + +disconnect: + /* close connection */ + talloc_free(c.out.dcerpc_pipe); + + return status; +} + +static NTSTATUS libnet_RemoteTOD_generic(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r) +{ + NTSTATUS status; + union libnet_RemoteTOD r2; + + r2.srvsvc.level = LIBNET_REMOTE_TOD_SRVSVC; + r2.srvsvc.in.server_name = r->generic.in.server_name; + + status = libnet_RemoteTOD(ctx, mem_ctx, &r2); + + r->generic.out.time = r2.srvsvc.out.time; + r->generic.out.time_zone = r2.srvsvc.out.time_zone; + + r->generic.out.error_string = r2.srvsvc.out.error_string; + + return status; +} + +NTSTATUS libnet_RemoteTOD(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, union libnet_RemoteTOD *r) +{ + switch (r->generic.level) { + case LIBNET_REMOTE_TOD_GENERIC: + return libnet_RemoteTOD_generic(ctx, mem_ctx, r); + case LIBNET_REMOTE_TOD_SRVSVC: + return libnet_RemoteTOD_srvsvc(ctx, mem_ctx, r); + } + + return NT_STATUS_INVALID_LEVEL; +} |