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/*
Unix SMB/CIFS mplementation.
LDAP protocol helper functions for SAMBA
Copyright (C) Stefan Metzmacher 2004
Copyright (C) Simo Sorce 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 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"
#include "asn_1.h"
NTSTATUS torture_ldap_bind(struct ldap_connection *conn, const char *userdn, const char *password)
{
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
int result;
if (!conn) {
printf("We need a valid ldap_connection structure and be connected\n");
return status;
}
result = ldap_bind_simple(conn, userdn, password);
if (result != LDAP_SUCCESS) {
printf("Failed to bind with provided credentials\n");
/* FIXME: what abut actually implementing an ldap_connection_free() function ?
:-) sss */
return status;
}
return NT_STATUS_OK;
}
NTSTATUS torture_ldap_bind_sasl(struct ldap_connection *conn, const char *username, const char *domain, const char *password)
{
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
int result;
if (!conn) {
printf("We need a valid ldap_connection structure and be connected\n");
return status;
}
result = ldap_bind_sasl(conn, username, domain, password);
if (result != LDAP_SUCCESS) {
printf("Failed to bind with provided credentials and SASL mechanism\n");
/* FIXME: what abut actually implementing an ldap_connection_free() function ?
:-) sss */
return status;
}
return NT_STATUS_OK;
}
/* open a ldap connection to a server */
NTSTATUS torture_ldap_connection(TALLOC_CTX *mem_ctx, struct ldap_connection **conn,
const char *url, const char *userdn, const char *password)
{
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
int ret;
if (!url) {
printf("You must specify a url string\n");
return NT_STATUS_INVALID_PARAMETER;
}
*conn = ldap_connect(mem_ctx, url);
if (!*conn) {
printf("Failed to initialize ldap_connection structure\n");
return status;
}
ret = ldap_bind_simple(*conn, userdn, password);
if (ret != LDAP_SUCCESS) {
printf("Failed to connect with url [%s]\n", url);
/* FIXME: what abut actually implementing an ldap_connection_free() function ?
:-) sss */
return status;
}
return NT_STATUS_OK;
}
/* close an ldap connection to a server */
NTSTATUS torture_ldap_close(struct ldap_connection *conn)
{
/* FIXME: what about actually implementing ldap_close() ?
:-) sss */
return NT_STATUS_OK;
}
/*
Write data to a fd
*/
static ssize_t write_data(int fd, char *buffer, size_t N)
{
size_t total=0;
ssize_t ret;
while (total < N) {
ret = sys_write(fd,buffer + total,N - total);
if (ret == -1) {
DEBUG(0,("write_data: write failure. Error = %s\n", strerror(errno) ));
return -1;
}
if (ret == 0)
return total;
total += ret;
}
return (ssize_t)total;
}
/*
Read data from the client, reading exactly N bytes
*/
static ssize_t read_data(int fd, char *buffer, size_t N)
{
ssize_t ret;
size_t total=0;
while (total < N) {
ret = sys_read(fd,buffer + total,N - total);
if (ret == 0) {
DEBUG(10,("read_data: read of %d returned 0. Error = %s\n",
(int)(N - total), strerror(errno) ));
return 0;
}
if (ret == -1) {
DEBUG(0,("read_data: read failure for %d. Error = %s\n",
(int)(N - total), strerror(errno) ));
return -1;
}
total += ret;
}
return (ssize_t)total;
}
BOOL ldap_sasl_send_msg(struct ldap_connection *conn, struct ldap_message *msg,
const struct timeval *endtime)
{
NTSTATUS status;
DATA_BLOB request;
BOOL result;
DATA_BLOB wrapped;
int len;
char length[4];
struct asn1_data asn1;
TALLOC_CTX *mem_ctx;
msg->messageid = conn->next_msgid++;
if (!ldap_encode(msg, &request))
return False;
status = gensec_wrap(conn->gensec,
msg->mem_ctx,
&request,
&wrapped);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("gensec_wrap: %s\n",nt_errstr(status)));
return False;
}
RSIVAL(length, 0, wrapped.length);
result = (write_data(conn->sock, length, 4) == 4);
if (!result)
return result;
result = (write_data(conn->sock, wrapped.data, wrapped.length) == wrapped.length);
if (!result)
return result;
wrapped = data_blob(NULL, 0x4000);
data_blob_clear(&wrapped);
result = (read_data(conn->sock, length, 4) == 4);
if (!result)
return result;
len = RIVAL(length,0);
result = (read_data(conn->sock, wrapped.data, MIN(wrapped.length,len)) == len);
if (!result)
return result;
wrapped.length = len;
status = gensec_unwrap(conn->gensec,
msg->mem_ctx,
&wrapped,
&request);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("gensec_unwrap: %s\n",nt_errstr(status)));
return False;
}
mem_ctx = msg->mem_ctx;
ZERO_STRUCTP(msg);
msg->mem_ctx = mem_ctx;
asn1_load(&asn1, request);
if (!ldap_decode(&asn1, msg)) {
return False;
}
result = True;
return result;
}
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