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/*
* saslconn.c
* $Id: saslconn.c,v 1.25 2006/02/13 17:20:32 ianmacd Exp $
*/
#include "ruby.h"
#include "rbldap.h"
#if defined(HAVE_SYS_TIME_H)
# include <sys/time.h>
#endif
#if defined(HAVE_UNISTD_H)
# include <unistd.h>
#endif
extern VALUE rb_ldap_conn_initialize (int argc, VALUE argv[], VALUE self);
extern VALUE rb_ldap_conn_rebind (VALUE self);
#if defined(HAVE_LDAP_SASL_BIND_S)
int
rb_ldap_sasl_interaction (LDAP * ld, unsigned flags, void *defaults, void *in)
{
/* not implemented */
return LDAP_SUCCESS;
}
/*
* call-seq:
* conn.sasl_bind(dn=nil, mech=nil, cred=nil, sctrls=nil, cctrls=nil) => self
* conn.sasl_bind(dn=nil, mech=nil, cred=nil, sctrls=nil, cctrls=nil)
* { |conn| } => nil
*
* Bind an LDAP connection, using the DN, +dn+, the mechanism, +mech+, and the
* credential, +cred+.
*
* +sctrls+ is an array of server controls, whilst +cctrls+ is an array of
* client controls.
*
* and the bind method, +method+. If a block is given, +self+ is yielded to
* the block.
*/
VALUE
rb_ldap_conn_sasl_bind (int argc, VALUE argv[], VALUE self)
{
RB_LDAP_DATA *ldapdata;
VALUE arg1, arg2, arg3, arg4, arg5;
int version;
char *dn = NULL;
char *mechanism = NULL;
struct berval *cred = ALLOCA_N (struct berval, 1);
LDAPControl **serverctrls = NULL;
LDAPControl **clientctrls = NULL;
/*
struct berval *servercred = NULL;
char *sasl_realm = NULL;
char *sasl_authc_id = NULL;
char *sasl_authz_id = NULL;
char *sasl_secprops = NULL;
struct berval passwd = { 0, NULL };
*/
unsigned sasl_flags = LDAP_SASL_AUTOMATIC;
Data_Get_Struct (self, RB_LDAP_DATA, ldapdata);
if (!ldapdata->ldap)
{
if (rb_iv_get (self, "@args") != Qnil)
{
rb_ldap_conn_rebind (self);
GET_LDAP_DATA (self, ldapdata);
}
else
{
rb_raise (rb_eLDAP_InvalidDataError,
"The LDAP handler has already unbound.");
}
}
if (ldapdata->bind)
{
rb_raise (rb_eLDAP_Error, "already bound.");
};
switch (rb_scan_args (argc, argv, "23", &arg1, &arg2, &arg3, &arg4, &arg5))
{
case 2: /* don't need the cred for GSSAPI */
dn = StringValuePtr (arg1);
mechanism = StringValuePtr (arg2);
serverctrls = NULL;
clientctrls = NULL;
if (rb_iv_get (self, "@sasl_quiet") == Qtrue)
sasl_flags = LDAP_SASL_QUIET;
break;
case 3:
dn = StringValuePtr (arg1);
mechanism = StringValuePtr (arg2);
cred->bv_val = StringValueCStr (arg3);
cred->bv_len = RSTRING (arg3)->len;
break;
case 4:
dn = StringValuePtr (arg1);
mechanism = StringValuePtr (arg2);
cred->bv_val = StringValueCStr (arg3);
cred->bv_len = RSTRING (arg3)->len;
serverctrls = rb_ldap_get_controls (arg4);
break;
case 5:
dn = StringValuePtr (arg1);
mechanism = StringValuePtr (arg2);
cred->bv_val = StringValueCStr (arg3);
cred->bv_len = RSTRING (arg3)->len;
serverctrls = rb_ldap_get_controls (arg4);
clientctrls = rb_ldap_get_controls (arg5);
break;
default:
rb_bug ("rb_ldap_conn_bind_s");
}
ldap_get_option (ldapdata->ldap, LDAP_OPT_PROTOCOL_VERSION, &version);
if (version < LDAP_VERSION3)
{
version = LDAP_VERSION3;
ldapdata->err =
ldap_set_option (ldapdata->ldap, LDAP_OPT_PROTOCOL_VERSION, &version);
Check_LDAP_Result (ldapdata->err);
}
/* the following works for GSSAPI, at least */
ldapdata->err =
ldap_sasl_interactive_bind_s (ldapdata->ldap, dn, mechanism,
serverctrls, clientctrls, sasl_flags,
rb_ldap_sasl_interaction, NULL);
if (ldapdata->err == LDAP_SASL_BIND_IN_PROGRESS)
{
rb_raise (rb_eNotImpError,
"SASL authentication is not fully supported.");
/* How can I implement this with portability? */
/*
VALUE scred;
scred = rb_tainted_str_new(servercred->bv_val,
servercred->bv_len);
*/
}
else
{
Check_LDAP_Result (ldapdata->err);
ldapdata->bind = 1;
}
if (rb_block_given_p ())
{
rb_ensure (rb_yield, self, rb_ldap_conn_unbind, self);
return Qnil;
}
else
{
return self;
};
}
#else /* HAVE_LDAP_SASL_BIND_S */
VALUE
rb_ldap_conn_sasl_bind (int argc, VALUE argv[], VALUE self)
{
rb_notimplement ();
}
#endif /* HAVE_LDAP_SASL_BIND_S */
void
Init_ldap_saslconn ()
{
rb_define_method (rb_cLDAP_Conn, "sasl_bind", rb_ldap_conn_sasl_bind, -1);
}
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