Commit bbad1de8 authored by Howard Chu's avatar Howard Chu
Browse files

Added lutil_passwd_init, _destroy, _add for dynamically adding passwd

schemes. Declarations in lutil.h require lutil.h never be included before
lber.h, always after.
parent 5c3909f5
......@@ -57,7 +57,12 @@ lutil_entropy LDAP_P((
ber_len_t nbytes ));
/* passfile.c */
struct berval; /* avoid pulling in lber.h */
#ifndef _LBER_H
struct berval { /* avoid pulling in lber.h */
ber_len_t bv_len;
char *bv_val;
};
#endif
LDAP_LUTIL_F( int )
lutil_get_filed_password LDAP_P((
......@@ -65,6 +70,32 @@ lutil_get_filed_password LDAP_P((
struct berval * ));
/* passwd.c */
struct lutil_pw_scheme;
typedef int (*LUTIL_PASSWD_CHK_FUNC)(
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
typedef struct berval * (*LUTIL_PASSWD_HASH_FUNC) (
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
struct lutil_pw_scheme {
struct berval name;
LUTIL_PASSWD_CHK_FUNC chk_fn;
LUTIL_PASSWD_HASH_FUNC hash_fn;
};
LDAP_LUTIL_F( int )
lutil_passwd_add LDAP_P(( struct lutil_pw_scheme *s ));
LDAP_LUTIL_F( void )
lutil_passwd_init LDAP_P(( void ));
LDAP_LUTIL_F( void )
lutil_passwd_destroy LDAP_P(( void ));
LDAP_LUTIL_F( int )
lutil_authpasswd LDAP_P((
const struct berval *passwd, /* stored password */
......
......@@ -78,83 +78,71 @@ static const unsigned char crypt64[] =
static char *salt_format = NULL;
#endif
struct pw_scheme;
typedef int (*PASSWD_CHK_FUNC)(
const struct pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
typedef struct berval * (*PASSWD_HASH_FUNC) (
const struct pw_scheme *scheme,
const struct berval *passwd );
struct pw_scheme {
struct berval name;
PASSWD_CHK_FUNC chk_fn;
PASSWD_HASH_FUNC hash_fn;
struct pw_slist {
struct pw_slist *next;
struct lutil_pw_scheme s;
};
/* password check routines */
static int chk_md5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
static int chk_smd5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#ifdef LUTIL_SHA1_BYTES
static int chk_ssha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
static int chk_sha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
#ifdef SLAPD_LMHASH
static int chk_lanman(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
#ifdef SLAPD_NS_MTA_MD5
static int chk_ns_mta_md5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
#ifdef SLAPD_SPASSWD
static int chk_sasl(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
#ifdef SLAPD_KPASSWD
static int chk_kerberos(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
#ifdef SLAPD_CRYPT
static int chk_crypt(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#if defined( HAVE_GETPWNAM ) && defined( HAVE_PW_PASSWD )
static int chk_unix(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred );
#endif
......@@ -164,41 +152,43 @@ static int chk_unix(
#ifdef LUTIL_SHA1_BYTES
/* password hash routines */
static struct berval *hash_sha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
static struct berval *hash_ssha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
#endif
static struct berval *hash_smd5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
static struct berval *hash_md5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
#ifdef SLAPD_LMHASH
static struct berval *hash_lanman(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
#endif
#ifdef SLAPD_CRYPT
static struct berval *hash_crypt(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
#endif
#ifdef SLAPD_CLEARTEXT
static struct berval *hash_clear(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd );
#endif
static const struct pw_scheme pw_schemes[] =
static struct pw_slist *pw_schemes;
static const struct lutil_pw_scheme pw_schemes_default[] =
{
#ifdef LUTIL_SHA1_BYTES
{ BER_BVC("{SSHA}"), chk_ssha1, hash_ssha1 },
......@@ -239,16 +229,48 @@ static const struct pw_scheme pw_schemes[] =
{ BER_BVNULL, NULL, NULL }
};
static const struct pw_scheme *get_scheme(
int lutil_passwd_add(struct lutil_pw_scheme *s)
{
struct pw_slist *ptr;
ptr = ber_memalloc( sizeof( struct pw_slist ));
if (!ptr) return -1;
ptr->next = pw_schemes;
ptr->s = *s;
pw_schemes = ptr;
return 0;
}
void lutil_passwd_init()
{
struct pw_slist *ptr;
struct lutil_pw_scheme *s;
for( s=(struct lutil_pw_scheme *)pw_schemes_default; s->name.bv_val; s++) {
if ( lutil_passwd_add( s )) break;
}
}
void lutil_passwd_destroy()
{
struct pw_slist *ptr, *next;
for( ptr=pw_schemes; ptr; ptr=next ) {
next = ptr->next;
ber_memfree( ptr );
}
}
static const struct lutil_pw_scheme *get_scheme(
const char* scheme )
{
int i;
struct pw_slist *pws;
for( i=0; pw_schemes[i].name.bv_val; i++) {
if( pw_schemes[i].name.bv_val == NULL ) continue;
if (!pw_schemes) lutil_passwd_init();
if( strcasecmp(scheme, pw_schemes[i].name.bv_val ) == 0 ) {
return &pw_schemes[i];
for( pws=pw_schemes; pws; pws=pws->next ) {
if( strcasecmp(scheme, pws->s.name.bv_val ) == 0 ) {
return &(pws->s);
}
}
......@@ -283,7 +305,7 @@ static int is_allowed_scheme(
}
static struct berval *passwd_scheme(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval * passwd,
struct berval *bv,
const char** allowed )
......@@ -313,7 +335,7 @@ lutil_passwd(
const struct berval *cred, /* user cred */
const char **schemes )
{
int i;
struct pw_slist *pws;
if (cred == NULL || cred->bv_len == 0 ||
passwd == NULL || passwd->bv_len == 0 )
......@@ -321,14 +343,16 @@ lutil_passwd(
return -1;
}
for( i=0; pw_schemes[i].name.bv_val != NULL; i++ ) {
if( pw_schemes[i].chk_fn ) {
if (!pw_schemes) lutil_passwd_init();
for( pws=pw_schemes; pws; pws=pws->next ) {
if( pws->s.chk_fn ) {
struct berval x;
struct berval *p = passwd_scheme( &pw_schemes[i],
struct berval *p = passwd_scheme( &(pws->s),
passwd, &x, schemes );
if( p != NULL ) {
return (pw_schemes[i].chk_fn)( &pw_schemes[i], p, cred );
return (pws->s.chk_fn)( &(pws->s), p, cred );
}
}
}
......@@ -380,7 +404,7 @@ struct berval * lutil_passwd_hash(
const struct berval * passwd,
const char * method )
{
const struct pw_scheme *sc = get_scheme( method );
const struct lutil_pw_scheme *sc = get_scheme( method );
if( sc == NULL ) return NULL;
if( ! sc->hash_fn ) return NULL;
......@@ -391,7 +415,7 @@ struct berval * lutil_passwd_hash(
/* pw_string is only called when SLAPD_LMHASH or SLAPD_CRYPT is defined */
#if defined(SLAPD_LMHASH) || defined(SLAPD_CRYPT)
static struct berval * pw_string(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval *passwd )
{
struct berval *pw = ber_memalloc( sizeof( struct berval ) );
......@@ -414,7 +438,7 @@ static struct berval * pw_string(
#endif /* SLAPD_LMHASH || SLAPD_CRYPT */
static struct berval * pw_string64(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval *hash,
const struct berval *salt )
{
......@@ -478,7 +502,7 @@ static struct berval * pw_string64(
#ifdef LUTIL_SHA1_BYTES
static int chk_ssha1(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -521,7 +545,7 @@ static int chk_ssha1(
}
static int chk_sha1(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -557,7 +581,7 @@ static int chk_sha1(
#endif
static int chk_smd5(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -601,7 +625,7 @@ static int chk_smd5(
}
static int chk_md5(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -637,7 +661,7 @@ static int chk_md5(
#ifdef SLAPD_LMHASH
static int chk_lanman(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred )
{
......@@ -650,7 +674,7 @@ static int chk_lanman(
#ifdef SLAPD_NS_MTA_MD5
static int chk_ns_mta_md5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd,
const struct berval *cred )
{
......@@ -702,7 +726,7 @@ sasl_conn_t *lutil_passwd_sasl_conn = NULL;
#endif
static int chk_sasl(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -755,7 +779,7 @@ static int chk_sasl(
#ifdef SLAPD_KPASSWD
static int chk_kerberos(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -928,7 +952,7 @@ static int chk_kerberos(
#ifdef SLAPD_CRYPT
static int chk_crypt(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -971,7 +995,7 @@ static int chk_crypt(
# if defined( HAVE_GETPWNAM ) && defined( HAVE_PW_PASSWD )
static int chk_unix(
const struct pw_scheme *sc,
const struct lutil_pw_scheme *sc,
const struct berval * passwd,
const struct berval * cred )
{
......@@ -1047,7 +1071,7 @@ static int chk_unix(
#ifdef LUTIL_SHA1_BYTES
static struct berval *hash_ssha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
lutil_SHA1_CTX SHA1context;
......@@ -1076,7 +1100,7 @@ static struct berval *hash_ssha1(
}
static struct berval *hash_sha1(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
lutil_SHA1_CTX SHA1context;
......@@ -1095,7 +1119,7 @@ static struct berval *hash_sha1(
#endif
static struct berval *hash_smd5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
lutil_MD5_CTX MD5context;
......@@ -1124,7 +1148,7 @@ static struct berval *hash_smd5(
}
static struct berval *hash_md5(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
lutil_MD5_CTX MD5context;
......@@ -1221,7 +1245,7 @@ static void lmPasswd_to_key(
}
static struct berval *hash_lanman(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
......@@ -1269,7 +1293,7 @@ static struct berval *hash_lanman(
#ifdef SLAPD_CRYPT
static struct berval *hash_crypt(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
struct berval hash;
......@@ -1330,7 +1354,7 @@ int lutil_salt_format(const char *format)
#ifdef SLAPD_CLEARTEXT
static struct berval *hash_clear(
const struct pw_scheme *scheme,
const struct lutil_pw_scheme *scheme,
const struct berval *passwd )
{
return ber_bvdup( (struct berval *) passwd );
......
......@@ -12,10 +12,9 @@
#include <ac/unistd.h>
#include <ac/stdlib.h>
#include <lutil.h>
#include "back-bdb.h"
#include "external.h"
#include <lutil.h>
static struct bdbi_database {
char *file;
......
......@@ -15,12 +15,12 @@
#include <ac/socket.h>
#include <ac/errno.h>
#include "lutil.h"
#include "ldap_pvt.h"
#include "slap.h"
#ifdef LDAP_SLAPI
#include "slapi.h"
#endif
#include "lutil.h"
#define ARGS_STEP 512
......
......@@ -18,8 +18,8 @@
#include <sys/file.h>
#endif
#include <lutil.h>
#include "slap.h"
#include <lutil.h>
FILE *
lock_fopen( const char *fname, const char *type, FILE **lfp )
......
......@@ -23,13 +23,13 @@
#include <ac/string.h>
#include <ac/time.h>
#include "lutil.h"
#include "ldap_pvt.h"
#include "slap.h"
#ifdef LDAP_SLAPI
#include "slapi.h"
#endif
#include "lutil.h"
int
do_modify(
......
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