source: vendor/3.6.0/source3/rpcclient/cmd_echo.c

/* 
   Unix SMB/CIFS implementation.
   RPC pipe client

   Copyright (C) Tim Potter 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 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 "rpcclient.h"
#include "../librpc/gen_ndr/ndr_echo_c.h"

static NTSTATUS cmd_echo_add_one(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                                 int argc, const char **argv)
{
        struct dcerpc_binding_handle *b = cli->binding_handle;
        uint32 request = 1, response;
        NTSTATUS status;

        if (argc > 2) {
                printf("Usage: %s [num]\n", argv[0]);
                return NT_STATUS_OK;
        }

        if (argc == 2) {
                request = atoi(argv[1]);
        }

        status = dcerpc_echo_AddOne(b, mem_ctx, request, &response);
        if (!NT_STATUS_IS_OK(status)) {
                goto done;
        }

        printf("%d + 1 = %d\n", request, response);

done:
        return status;
}

static NTSTATUS cmd_echo_data(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                              int argc, const char **argv)
{
        struct dcerpc_binding_handle *b = cli->binding_handle;
        uint32 size, i;
        NTSTATUS status;
        uint8_t *in_data = NULL, *out_data = NULL;

        if (argc != 2) {
                printf("Usage: %s num\n", argv[0]);
                return NT_STATUS_OK;
        }

        size = atoi(argv[1]);
        if ( (in_data = (uint8_t*)SMB_MALLOC(size)) == NULL ) {
                printf("Failure to allocate buff of %d bytes\n",
                       size);
                status = NT_STATUS_NO_MEMORY;
                goto done;
        }
        if ( (out_data = (uint8_t*)SMB_MALLOC(size)) == NULL ) {
                printf("Failure to allocate buff of %d bytes\n",
                       size);
                status = NT_STATUS_NO_MEMORY;
                goto done;
        }

        for (i = 0; i < size; i++) {
                in_data[i] = i & 0xff;
        }

        status = dcerpc_echo_EchoData(b, mem_ctx, size, in_data, out_data);
        if (!NT_STATUS_IS_OK(status)) {
                goto done;
        }

        for (i = 0; i < size; i++) {
                if (in_data[i] != out_data[i]) {
                        printf("mismatch at offset %d, %d != %d\n",
                               i, in_data[i], out_data[i]);
                        status = NT_STATUS_UNSUCCESSFUL;
                }
        }

done:
        SAFE_FREE(in_data);
        SAFE_FREE(out_data);

        return status;
}

static NTSTATUS cmd_echo_source_data(struct rpc_pipe_client *cli, 
                                     TALLOC_CTX *mem_ctx, int argc, 
                                     const char **argv)
{
        struct dcerpc_binding_handle *b = cli->binding_handle;
        uint32 size, i;
        NTSTATUS status;
        uint8_t *out_data = NULL;

        if (argc != 2) {
                printf("Usage: %s num\n", argv[0]);
                return NT_STATUS_OK;
        }

        size = atoi(argv[1]);
        if ( (out_data = (uint8_t*)SMB_MALLOC(size)) == NULL ) {
                printf("Failure to allocate buff of %d bytes\n",
                       size);
                status = NT_STATUS_NO_MEMORY;
                goto done;              
        }
        

        status = dcerpc_echo_SourceData(b, mem_ctx, size, out_data);
        if (!NT_STATUS_IS_OK(status)) {
                goto done;
        }

        for (i = 0; i < size; i++) {
                if (out_data && out_data[i] != (i & 0xff)) {
                        printf("mismatch at offset %d, %d != %d\n",
                               i, out_data[i], i & 0xff);
                        status = NT_STATUS_UNSUCCESSFUL;
                }
        }

done:

        SAFE_FREE(out_data);
        return status;
}

static NTSTATUS cmd_echo_sink_data(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx,
                                   int argc, const char **argv)
{
        struct dcerpc_binding_handle *b = cli->binding_handle;
        uint32 size, i;
        NTSTATUS status;
        uint8_t *in_data = NULL;

        if (argc != 2) {
                printf("Usage: %s num\n", argv[0]);
                return NT_STATUS_OK;
        }

        size = atoi(argv[1]);
        if ( (in_data = (uint8_t*)SMB_MALLOC(size)) == NULL ) {
                printf("Failure to allocate buff of %d bytes\n",
                       size);
                status = NT_STATUS_NO_MEMORY;
                goto done;              
        }

        for (i = 0; i < size; i++) {
                in_data[i] = i & 0xff;
        }

        status = dcerpc_echo_SinkData(b, mem_ctx, size, in_data);
        if (!NT_STATUS_IS_OK(status)) {
                goto done;
        }

done:
        SAFE_FREE(in_data);

        return status;
}

/* List of commands exported by this module */

struct cmd_set echo_commands[] = {

        { "ECHO" },

        { "echoaddone", RPC_RTYPE_NTSTATUS, cmd_echo_add_one,     NULL, &ndr_table_rpcecho.syntax_id, NULL, "Add one to a number", "" },
        { "echodata",   RPC_RTYPE_NTSTATUS, cmd_echo_data,        NULL, &ndr_table_rpcecho.syntax_id, NULL, "Echo data",           "" },
        { "sinkdata",   RPC_RTYPE_NTSTATUS, cmd_echo_sink_data,   NULL, &ndr_table_rpcecho.syntax_id, NULL, "Sink data",           "" },
        { "sourcedata", RPC_RTYPE_NTSTATUS, cmd_echo_source_data, NULL, &ndr_table_rpcecho.syntax_id, NULL, "Source data",         "" },
        { NULL }
};