/* * 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; } /** 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(!(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; 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; }