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/*
Unix SMB/CIFS implementation.
SMB torture tester
Copyright (C) Andrew Tridgell 2003
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.
*/
#include "includes.h"
static const struct dcerpc_interface_table *find_pipe(const char *pipe_name)
{
int i;
for (i=0;dcerpc_pipes[i];i++) {
if (strcmp(dcerpc_pipes[i]->name, pipe_name) == 0) {
break;
}
}
if (!dcerpc_pipes[i]) {
printf("pipe '%s' not in table\n", pipe_name);
exit(1);
}
return dcerpc_pipes[i];
}
static const struct dcerpc_interface_call *find_function(
const struct dcerpc_interface_table *p,
const char *function)
{
int i;
if (isdigit(function[0])) {
i = strtol(function, NULL, 0);
return &p->calls[i];
}
for (i=0;i<p->num_calls;i++) {
if (strcmp(p->calls[i].name, function) == 0) {
break;
}
}
if (i == p->num_calls) {
printf("Function '%s' not found\n", function);
exit(1);
}
return &p->calls[i];
}
static void usage(void)
{
printf("Usage: ndrdump <pipe> <function> <inout> <filename>\n");
}
static void show_pipes(void)
{
int i;
usage();
printf("\nYou must specify a pipe\n");
printf("known pipes are:\n");
for (i=0;dcerpc_pipes[i];i++) {
if(dcerpc_pipes[i]->helpstring) {
printf("\t%s - %s\n", dcerpc_pipes[i]->name, dcerpc_pipes[i]->helpstring);
} else {
printf("\t%s\n", dcerpc_pipes[i]->name);
}
}
exit(1);
}
static void show_functions(const struct dcerpc_interface_table *p)
{
int i;
usage();
printf("\nYou must specify a function\n");
printf("known functions on '%s' are:\n", p->name);
for (i=0;i<p->num_calls;i++) {
printf("\t0x%02x (%2d) %s\n", i, i, p->calls[i].name);
}
exit(1);
}
int main(int argc, char *argv[])
{
const struct dcerpc_interface_table *p;
const struct dcerpc_interface_call *f;
const char *pipe_name, *function, *inout, *filename;
char *data;
size_t size;
DATA_BLOB blob;
struct ndr_pull *ndr;
TALLOC_CTX *mem_ctx;
int flags;
NTSTATUS status;
void *st;
struct ndr_print pr;
DEBUGLEVEL = 10;
setup_logging("smbtorture", DEBUG_STDOUT);
if (argc < 2) {
show_pipes();
exit(1);
}
pipe_name = argv[1];
p = find_pipe(pipe_name);
if (argc < 5) {
show_functions(p);
exit(1);
}
function = argv[2];
inout = argv[3];
filename = argv[4];
if (strcmp(inout, "in") == 0 ||
strcmp(inout, "request") == 0) {
flags = NDR_IN;
} else if (strcmp(inout, "out") == 0 ||
strcmp(inout, "response") == 0) {
flags = NDR_OUT;
} else {
printf("Bad inout value '%s'\n", inout);
exit(1);
}
f = find_function(p, function);
data = file_load(filename, &size);
if (!data) {
perror(filename);
exit(1);
}
blob.data = data;
blob.length = size;
mem_ctx = talloc_init("ndrdump");
ndr = ndr_pull_init_blob(&blob, mem_ctx);
st = talloc_zero(mem_ctx, f->struct_size);
if (!st) {
printf("Unable to allocate %d bytes\n", f->struct_size);
exit(1);
}
if (flags == NDR_OUT) {
ndr->flags |= LIBNDR_FLAG_REF_ALLOC;
}
status = f->ndr_pull(ndr, flags, st);
printf("pull returned %s\n", nt_errstr(status));
if (ndr->offset != ndr->data_size) {
printf("WARNING! %d unread bytes\n", ndr->data_size - ndr->offset);
dump_data(0, ndr->data+ndr->offset, ndr->data_size - ndr->offset);
}
pr.mem_ctx = mem_ctx;
pr.print = ndr_print_debug_helper;
pr.depth = 1;
f->ndr_print(&pr, function, flags, st);
if (!NT_STATUS_IS_OK(status) ||
ndr->offset != ndr->data_size) {
printf("dump FAILED\n");
exit(1);
}
printf("dump OK\n");
return 0;
}
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