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/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
* Copyright (C) Marcin Krzysztof Porwit 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 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"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_PARSE
/********************************************************************
********************************************************************/
bool eventlog_io_q_read_eventlog(const char *desc, EVENTLOG_Q_READ_EVENTLOG *q_u,
prs_struct *ps, int depth)
{
if(q_u == NULL)
return False;
prs_debug(ps, depth, desc, "eventlog_io_q_read_eventlog");
depth++;
if(!(prs_align(ps)))
return False;
if(!(smb_io_pol_hnd("log handle", &(q_u->handle), ps, depth)))
return False;
if(!(prs_uint32("read flags", ps, depth, &(q_u->flags))))
return False;
if(!(prs_uint32("read offset", ps, depth, &(q_u->offset))))
return False;
if(!(prs_uint32("read buf size", ps, depth, &(q_u->max_read_size))))
return False;
return True;
}
static bool smb_io_eventlog_entry(const char *name, prs_struct *ps, int depth, Eventlog_entry *entry)
{
if(entry == NULL)
return False;
prs_debug(ps, depth, name, "smb_io_eventlog_entry");
depth++;
if(!prs_align(ps))
return False;
if(!(prs_uint32("length", ps, depth, &(entry->record.length))))
return False;
if(!(prs_uint32("reserved", ps, depth, &(entry->record.reserved1))))
return False;
if(!(prs_uint32("record number", ps, depth, &(entry->record.record_number))))
return False;
if(!(prs_uint32("time generated", ps, depth, &(entry->record.time_generated))))
return False;
if(!(prs_uint32("time written", ps, depth, &(entry->record.time_written))))
return False;
if(!(prs_uint32("event id", ps, depth, &(entry->record.event_id))))
return False;
if(!(prs_uint16("event type", ps, depth, &(entry->record.event_type))))
return False;
if(!(prs_uint16("num strings", ps, depth, &(entry->record.num_strings))))
return False;
if(!(prs_uint16("event category", ps, depth, &(entry->record.event_category))))
return False;
if(!(prs_uint16("reserved2", ps, depth, &(entry->record.reserved2))))
return False;
if(!(prs_uint32("closing record", ps, depth, &(entry->record.closing_record_number))))
return False;
if(!(prs_uint32("string offset", ps, depth, &(entry->record.string_offset))))
return False;
if(!(prs_uint32("user sid length", ps, depth, &(entry->record.user_sid_length))))
return False;
if(!(prs_uint32("user sid offset", ps, depth, &(entry->record.user_sid_offset))))
return False;
if(!(prs_uint32("data length", ps, depth, &(entry->record.data_length))))
return False;
if(!(prs_uint32("data offset", ps, depth, &(entry->record.data_offset))))
return False;
if(!(prs_align(ps)))
return False;
/* Now encoding data */
if(!(prs_uint8s(False, "buffer", ps, depth, entry->data,
entry->record.length - sizeof(Eventlog_record) - sizeof(entry->record.length))))
{
return False;
}
if(!(prs_align(ps)))
return False;
if(!(prs_uint32("length 2", ps, depth, &(entry->record.length))))
return False;
return True;
}
/** Structure of response seems to be:
DWORD num_bytes_in_resp -- MUST be the same as q_u->max_read_size
for i=0..n
EVENTLOGRECORD record
DWORD sent_size -- sum of EVENTLOGRECORD lengths if records returned, 0 otherwise
DWORD real_size -- 0 if records returned, otherwise length of next record to be returned
WERROR status */
bool eventlog_io_r_read_eventlog(const char *desc,
EVENTLOG_Q_READ_EVENTLOG *q_u,
EVENTLOG_R_READ_EVENTLOG *r_u,
prs_struct *ps,
int depth)
{
Eventlog_entry *entry;
uint32 record_written = 0;
uint32 record_total = 0;
if(r_u == NULL)
return False;
prs_debug(ps, depth, desc, "eventlog_io_r_read_eventlog");
depth++;
/* First, see if we've read more logs than we can output */
if(r_u->num_bytes_in_resp > q_u->max_read_size) {
entry = r_u->entry;
/* remove the size of the last entry from the list */
while(entry->next != NULL)
entry = entry->next;
r_u->num_bytes_in_resp -= entry->record.length;
/* do not output the last log entry */
r_u->num_records--;
}
entry = r_u->entry;
record_total = r_u->num_records;
if(r_u->num_bytes_in_resp != 0)
r_u->sent_size = r_u->num_bytes_in_resp;
else
r_u->real_size = r_u->bytes_in_next_record;
if(!(prs_align(ps)))
return False;
if(!(prs_uint32("bytes in resp", ps, depth, &(q_u->max_read_size))))
return False;
while(entry != NULL && record_written < record_total)
{
DEBUG(11, ("eventlog_io_r_read_eventlog: writing record [%d] out of [%d].\n", record_written, record_total));
/* Encode the actual eventlog record record */
if (!(smb_io_eventlog_entry("entry", ps, depth, entry)))
return false;
entry = entry->next;
record_written++;
} /* end of encoding EVENTLOGRECORD */
/* Now pad with whitespace until the end of the response buffer */
if (q_u->max_read_size - r_u->num_bytes_in_resp) {
if (!r_u->end_of_entries_padding) {
return False;
}
if(!(prs_uint8s(False, "end of entries padding", ps,
depth, r_u->end_of_entries_padding,
(q_u->max_read_size - r_u->num_bytes_in_resp)))) {
free(r_u->end_of_entries_padding);
return False;
}
free(r_u->end_of_entries_padding);
}
/* We had better be DWORD aligned here */
if(!(prs_uint32("sent size", ps, depth, &(r_u->sent_size))))
return False;
if(!(prs_uint32("real size", ps, depth, &(r_u->real_size))))
return False;
if(!(prs_ntstatus("status code", ps, depth, &r_u->status)))
return False;
return True;
}
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