mirror of
https://git.openldap.org/openldap/openldap.git
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549 lines
14 KiB
C
549 lines
14 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2010 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* ldap-pvt.h - Header for ldap_pvt_ functions.
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* These are meant to be internal to OpenLDAP Software.
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*/
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#ifndef _LDAP_PVT_H
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#define _LDAP_PVT_H 1
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#include <lber.h> /* get ber_slen_t */
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#include <lber_pvt.h> /* get Sockbuf_Buf */
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LDAP_BEGIN_DECL
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#define LDAP_PROTO_TCP 1 /* ldap:// */
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#define LDAP_PROTO_UDP 2 /* reserved */
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#define LDAP_PROTO_IPC 3 /* ldapi:// */
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#define LDAP_PROTO_EXT 4 /* user-defined socket/sockbuf */
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LDAP_F ( int )
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ldap_pvt_url_scheme2proto LDAP_P((
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const char * ));
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LDAP_F ( int )
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ldap_pvt_url_scheme2tls LDAP_P((
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const char * ));
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LDAP_F ( int )
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ldap_pvt_url_scheme_port LDAP_P((
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const char *, int ));
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struct ldap_url_desc; /* avoid pulling in <ldap.h> */
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#define LDAP_PVT_URL_PARSE_NONE (0x00U)
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#define LDAP_PVT_URL_PARSE_NOEMPTY_HOST (0x01U)
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#define LDAP_PVT_URL_PARSE_DEF_PORT (0x02U)
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#define LDAP_PVT_URL_PARSE_NOEMPTY_DN (0x04U)
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#define LDAP_PVT_URL_PARSE_NODEF_SCOPE (0x08U)
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#define LDAP_PVT_URL_PARSE_HISTORIC (LDAP_PVT_URL_PARSE_NODEF_SCOPE | \
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LDAP_PVT_URL_PARSE_NOEMPTY_HOST | \
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LDAP_PVT_URL_PARSE_DEF_PORT)
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LDAP_F( int )
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ldap_url_parse_ext LDAP_P((
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LDAP_CONST char *url,
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struct ldap_url_desc **ludpp,
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unsigned flags ));
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LDAP_F (int) ldap_url_parselist LDAP_P(( /* deprecated, use ldap_url_parselist_ext() */
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struct ldap_url_desc **ludlist,
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const char *url ));
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LDAP_F (int) ldap_url_parselist_ext LDAP_P((
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struct ldap_url_desc **ludlist,
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const char *url,
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const char *sep,
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unsigned flags ));
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LDAP_F (char *) ldap_url_list2urls LDAP_P((
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struct ldap_url_desc *ludlist ));
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LDAP_F (void) ldap_free_urllist LDAP_P((
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struct ldap_url_desc *ludlist ));
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LDAP_F (int) ldap_pvt_scope2bv LDAP_P ((
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int scope, struct berval *bv ));
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LDAP_F (LDAP_CONST char *) ldap_pvt_scope2str LDAP_P ((
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int scope ));
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LDAP_F (int) ldap_pvt_bv2scope LDAP_P ((
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struct berval *bv ));
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LDAP_F (int) ldap_pvt_str2scope LDAP_P ((
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LDAP_CONST char * ));
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LDAP_F( char * )
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ldap_pvt_ctime LDAP_P((
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const time_t *tp,
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char *buf ));
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# if defined( HAVE_GMTIME_R )
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# define USE_GMTIME_R
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# define ldap_pvt_gmtime(timep, result) gmtime_r((timep), (result))
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# else
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LDAP_F( struct tm * )
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ldap_pvt_gmtime LDAP_P((
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LDAP_CONST time_t *timep,
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struct tm *result ));
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#endif
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# if defined( HAVE_LOCALTIME_R )
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# define USE_LOCALTIME_R
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# define ldap_pvt_localtime(timep, result) localtime_r((timep), (result))
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# else
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LDAP_F( struct tm * )
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ldap_pvt_localtime LDAP_P((
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LDAP_CONST time_t *timep,
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struct tm *result ));
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# endif
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#if defined( USE_GMTIME_R ) && defined( USE_LOCALTIME_R )
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# define ldap_pvt_gmtime_lock() (0)
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# define ldap_pvt_gmtime_unlock() (0)
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#else
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LDAP_F( int )
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ldap_pvt_gmtime_lock LDAP_P(( void ));
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LDAP_F( int )
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ldap_pvt_gmtime_unlock LDAP_P(( void ));
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#endif /* USE_GMTIME_R && USE_LOCALTIME_R */
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/* Get current time as a structured time */
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struct lutil_tm;
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LDAP_F( void )
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ldap_pvt_gettime LDAP_P(( struct lutil_tm * ));
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/* use this macro to allocate buffer for ldap_pvt_csnstr */
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#define LDAP_PVT_CSNSTR_BUFSIZE 64
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LDAP_F( size_t )
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ldap_pvt_csnstr( char *buf, size_t len, unsigned int replica, unsigned int mod );
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LDAP_F( char *) ldap_pvt_get_fqdn LDAP_P(( char * ));
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struct hostent; /* avoid pulling in <netdb.h> */
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LDAP_F( int )
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ldap_pvt_gethostbyname_a LDAP_P((
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const char *name,
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struct hostent *resbuf,
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char **buf,
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struct hostent **result,
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int *herrno_ptr ));
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LDAP_F( int )
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ldap_pvt_gethostbyaddr_a LDAP_P((
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const char *addr,
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int len,
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int type,
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struct hostent *resbuf,
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char **buf,
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struct hostent **result,
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int *herrno_ptr ));
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struct sockaddr;
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LDAP_F( int )
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ldap_pvt_get_hname LDAP_P((
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const struct sockaddr * sa,
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int salen,
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char *name,
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int namelen,
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char **herr ));
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/* charray.c */
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LDAP_F( int )
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ldap_charray_add LDAP_P((
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char ***a,
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const char *s ));
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LDAP_F( int )
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ldap_charray_merge LDAP_P((
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char ***a,
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char **s ));
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LDAP_F( void )
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ldap_charray_free LDAP_P(( char **a ));
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LDAP_F( int )
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ldap_charray_inlist LDAP_P((
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char **a,
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const char *s ));
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LDAP_F( char ** )
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ldap_charray_dup LDAP_P(( char **a ));
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LDAP_F( char ** )
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ldap_str2charray LDAP_P((
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const char *str,
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const char *brkstr ));
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LDAP_F( char * )
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ldap_charray2str LDAP_P((
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char **array, const char* sep ));
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/* getdn.c */
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#ifdef LDAP_AVA_NULL /* in ldap.h */
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LDAP_F( void ) ldap_rdnfree_x LDAP_P(( LDAPRDN rdn, void *ctx ));
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LDAP_F( void ) ldap_dnfree_x LDAP_P(( LDAPDN dn, void *ctx ));
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LDAP_F( int ) ldap_bv2dn_x LDAP_P((
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struct berval *bv, LDAPDN *dn, unsigned flags, void *ctx ));
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LDAP_F( int ) ldap_dn2bv_x LDAP_P((
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LDAPDN dn, struct berval *bv, unsigned flags, void *ctx ));
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LDAP_F( int ) ldap_bv2rdn_x LDAP_P((
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struct berval *, LDAPRDN *, char **, unsigned flags, void *ctx ));
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LDAP_F( int ) ldap_rdn2bv_x LDAP_P((
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LDAPRDN rdn, struct berval *bv, unsigned flags, void *ctx ));
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#endif /* LDAP_AVA_NULL */
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/* url.c */
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LDAP_F (void) ldap_pvt_hex_unescape LDAP_P(( char *s ));
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/*
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* these macros assume 'x' is an ASCII x
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* and assume the "C" locale
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*/
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#define LDAP_ASCII(c) (!((c) & 0x80))
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#define LDAP_SPACE(c) ((c) == ' ' || (c) == '\t' || (c) == '\n')
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#define LDAP_DIGIT(c) ((c) >= '0' && (c) <= '9')
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#define LDAP_LOWER(c) ((c) >= 'a' && (c) <= 'z')
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#define LDAP_UPPER(c) ((c) >= 'A' && (c) <= 'Z')
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#define LDAP_ALPHA(c) (LDAP_LOWER(c) || LDAP_UPPER(c))
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#define LDAP_ALNUM(c) (LDAP_ALPHA(c) || LDAP_DIGIT(c))
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#define LDAP_LDH(c) (LDAP_ALNUM(c) || (c) == '-')
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#define LDAP_HEXLOWER(c) ((c) >= 'a' && (c) <= 'f')
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#define LDAP_HEXUPPER(c) ((c) >= 'A' && (c) <= 'F')
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#define LDAP_HEX(c) (LDAP_DIGIT(c) || \
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LDAP_HEXLOWER(c) || LDAP_HEXUPPER(c))
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/* controls.c */
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struct ldapcontrol;
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LDAP_F (int)
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ldap_pvt_put_control LDAP_P((
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const struct ldapcontrol *c,
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BerElement *ber ));
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LDAP_F (int) ldap_pvt_get_controls LDAP_P((
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BerElement *be,
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struct ldapcontrol ***ctrlsp));
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#ifdef HAVE_CYRUS_SASL
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/* cyrus.c */
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struct sasl_security_properties; /* avoid pulling in <sasl.h> */
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LDAP_F (int) ldap_pvt_sasl_secprops LDAP_P((
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const char *in,
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struct sasl_security_properties *secprops ));
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LDAP_F (void) ldap_pvt_sasl_secprops_unparse LDAP_P((
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struct sasl_security_properties *secprops,
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struct berval *out ));
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LDAP_F (void *) ldap_pvt_sasl_mutex_new LDAP_P((void));
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LDAP_F (int) ldap_pvt_sasl_mutex_lock LDAP_P((void *mutex));
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LDAP_F (int) ldap_pvt_sasl_mutex_unlock LDAP_P((void *mutex));
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LDAP_F (void) ldap_pvt_sasl_mutex_dispose LDAP_P((void *mutex));
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#endif /* HAVE_CYRUS_SASL */
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struct sockbuf; /* avoid pulling in <lber.h> */
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LDAP_F (int) ldap_pvt_sasl_install LDAP_P(( struct sockbuf *, void * ));
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LDAP_F (void) ldap_pvt_sasl_remove LDAP_P(( struct sockbuf * ));
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/*
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* SASL encryption support for LBER Sockbufs
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*/
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struct sb_sasl_generic_data;
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struct sb_sasl_generic_ops {
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void (*init)(struct sb_sasl_generic_data *p,
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ber_len_t *min_send,
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ber_len_t *max_send,
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ber_len_t *max_recv);
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ber_int_t (*encode)(struct sb_sasl_generic_data *p,
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unsigned char *buf,
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ber_len_t len,
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Sockbuf_Buf *dst);
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ber_int_t (*decode)(struct sb_sasl_generic_data *p,
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const Sockbuf_Buf *src,
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Sockbuf_Buf *dst);
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void (*reset_buf)(struct sb_sasl_generic_data *p,
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Sockbuf_Buf *buf);
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void (*fini)(struct sb_sasl_generic_data *p);
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};
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struct sb_sasl_generic_install {
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const struct sb_sasl_generic_ops *ops;
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void *ops_private;
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};
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struct sb_sasl_generic_data {
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const struct sb_sasl_generic_ops *ops;
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void *ops_private;
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Sockbuf_IO_Desc *sbiod;
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ber_len_t min_send;
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ber_len_t max_send;
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ber_len_t max_recv;
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Sockbuf_Buf sec_buf_in;
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Sockbuf_Buf buf_in;
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Sockbuf_Buf buf_out;
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unsigned int flags;
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#define LDAP_PVT_SASL_PARTIAL_WRITE 1
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};
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#ifndef LDAP_PVT_SASL_LOCAL_SSF
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#define LDAP_PVT_SASL_LOCAL_SSF 71 /* SSF for Unix Domain Sockets */
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#endif /* ! LDAP_PVT_SASL_LOCAL_SSF */
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struct ldap;
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struct ldapmsg;
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struct ldifrecord;
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/* abandon */
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LDAP_F ( int ) ldap_pvt_discard LDAP_P((
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struct ldap *ld, ber_int_t msgid ));
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/* ldifutil.c */
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LDAP_F( int )
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ldap_parse_ldif_record_x LDAP_P((
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struct berval *rbuf,
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int linenum,
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struct ldifrecord *lr,
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const char *errstr,
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unsigned int flags,
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void *ctx ));
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/* messages.c */
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LDAP_F( BerElement * )
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ldap_get_message_ber LDAP_P((
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struct ldapmsg * ));
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/* open */
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LDAP_F (int) ldap_open_internal_connection LDAP_P((
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struct ldap **ldp, ber_socket_t *fdp ));
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LDAP_F (int) ldap_init_fd LDAP_P((
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ber_socket_t fd, int proto, LDAP_CONST char *url, struct ldap **ldp ));
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/* sasl.c */
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LDAP_F (int) ldap_pvt_sasl_generic_install LDAP_P(( Sockbuf *sb,
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struct sb_sasl_generic_install *install_arg ));
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LDAP_F (void) ldap_pvt_sasl_generic_remove LDAP_P(( Sockbuf *sb ));
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/* search.c */
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LDAP_F( int ) ldap_pvt_put_filter LDAP_P((
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BerElement *ber,
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const char *str ));
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LDAP_F( char * )
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ldap_pvt_find_wildcard LDAP_P(( const char *s ));
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LDAP_F( ber_slen_t )
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ldap_pvt_filter_value_unescape LDAP_P(( char *filter ));
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LDAP_F( ber_len_t )
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ldap_bv2escaped_filter_value_len LDAP_P(( struct berval *in ));
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LDAP_F( int )
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ldap_bv2escaped_filter_value_x LDAP_P(( struct berval *in, struct berval *out,
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int inplace, void *ctx ));
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LDAP_F (int) ldap_pvt_search LDAP_P((
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struct ldap *ld,
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LDAP_CONST char *base,
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int scope,
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LDAP_CONST char *filter,
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char **attrs,
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int attrsonly,
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struct ldapcontrol **sctrls,
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struct ldapcontrol **cctrls,
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struct timeval *timeout,
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int sizelimit,
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int deref,
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int *msgidp ));
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LDAP_F(int) ldap_pvt_search_s LDAP_P((
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struct ldap *ld,
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LDAP_CONST char *base,
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int scope,
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LDAP_CONST char *filter,
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char **attrs,
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int attrsonly,
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struct ldapcontrol **sctrls,
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struct ldapcontrol **cctrls,
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struct timeval *timeout,
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int sizelimit,
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int deref,
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struct ldapmsg **res ));
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/* string.c */
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LDAP_F( char * )
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ldap_pvt_str2upper LDAP_P(( char *str ));
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LDAP_F( char * )
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ldap_pvt_str2lower LDAP_P(( char *str ));
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LDAP_F( struct berval * )
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ldap_pvt_str2upperbv LDAP_P(( char *str, struct berval *bv ));
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LDAP_F( struct berval * )
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ldap_pvt_str2lowerbv LDAP_P(( char *str, struct berval *bv ));
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/* tls.c */
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LDAP_F (int) ldap_pvt_tls_config LDAP_P(( struct ldap *ld,
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int option, const char *arg ));
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LDAP_F (int) ldap_pvt_tls_get_option LDAP_P(( struct ldap *ld,
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int option, void *arg ));
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LDAP_F (int) ldap_pvt_tls_set_option LDAP_P(( struct ldap *ld,
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int option, void *arg ));
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LDAP_F (void) ldap_pvt_tls_destroy LDAP_P(( void ));
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LDAP_F (int) ldap_pvt_tls_init LDAP_P(( void ));
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LDAP_F (int) ldap_pvt_tls_init_def_ctx LDAP_P(( int is_server ));
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LDAP_F (int) ldap_pvt_tls_accept LDAP_P(( Sockbuf *sb, void *ctx_arg ));
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LDAP_F (int) ldap_pvt_tls_inplace LDAP_P(( Sockbuf *sb ));
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LDAP_F (void *) ldap_pvt_tls_sb_ctx LDAP_P(( Sockbuf *sb ));
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LDAP_F (void) ldap_pvt_tls_ctx_free LDAP_P(( void * ));
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typedef int LDAPDN_rewrite_dummy LDAP_P (( void *dn, unsigned flags ));
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typedef int (LDAP_TLS_CONNECT_CB) LDAP_P (( struct ldap *ld, void *ssl,
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void *ctx, void *arg ));
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LDAP_F (int) ldap_pvt_tls_get_my_dn LDAP_P(( void *ctx, struct berval *dn,
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LDAPDN_rewrite_dummy *func, unsigned flags ));
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LDAP_F (int) ldap_pvt_tls_get_peer_dn LDAP_P(( void *ctx, struct berval *dn,
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LDAPDN_rewrite_dummy *func, unsigned flags ));
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LDAP_F (int) ldap_pvt_tls_get_strength LDAP_P(( void *ctx ));
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LDAP_END_DECL
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/*
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* Multiple precision stuff
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*
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* May use OpenSSL's BIGNUM if built with TLS,
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* or GNU's multiple precision library. But if
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* long long is available, that's big enough
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* and much more efficient.
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*
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* If none is available, unsigned long data is used.
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*/
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LDAP_BEGIN_DECL
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#ifdef USE_MP_BIGNUM
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/*
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* Use OpenSSL's BIGNUM
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*/
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#include <openssl/crypto.h>
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#include <openssl/bn.h>
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typedef BIGNUM* ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT (NULL)
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#define ldap_pvt_mp_init(mp) \
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do { (mp) = BN_new(); } while (0)
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/* FIXME: we rely on mpr being initialized */
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#define ldap_pvt_mp_init_set(mpr,mpv) \
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do { ldap_pvt_mp_init((mpr)); BN_add((mpr), (mpr), (mpv)); } while (0)
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#define ldap_pvt_mp_add(mpr,mpv) \
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BN_add((mpr), (mpr), (mpv))
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#define ldap_pvt_mp_add_ulong(mp,v) \
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BN_add_word((mp), (v))
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#define ldap_pvt_mp_clear(mp) \
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do { BN_free((mp)); (mp) = 0; } while (0)
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#elif defined(USE_MP_GMP)
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/*
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* Use GNU's multiple precision library
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*/
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#include <gmp.h>
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typedef mpz_t ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT { 0 }
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#define ldap_pvt_mp_init(mp) \
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mpz_init((mp))
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#define ldap_pvt_mp_init_set(mpr,mpv) \
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mpz_init_set((mpr), (mpv))
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#define ldap_pvt_mp_add(mpr,mpv) \
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mpz_add((mpr), (mpr), (mpv))
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#define ldap_pvt_mp_add_ulong(mp,v) \
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mpz_add_ui((mp), (mp), (v))
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#define ldap_pvt_mp_clear(mp) \
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mpz_clear((mp))
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#else
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/*
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* Use unsigned long long
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*/
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#ifdef USE_MP_LONG_LONG
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typedef unsigned long long ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT (0LL)
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#elif defined(USE_MP_LONG)
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typedef unsigned long ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT (0L)
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#elif defined(HAVE_LONG_LONG)
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typedef unsigned long long ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT (0LL)
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#else
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typedef unsigned long ldap_pvt_mp_t;
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#define LDAP_PVT_MP_INIT (0L)
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#endif
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#define ldap_pvt_mp_init(mp) \
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do { (mp) = 0; } while (0)
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#define ldap_pvt_mp_init_set(mpr,mpv) \
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do { (mpr) = (mpv); } while (0)
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#define ldap_pvt_mp_add(mpr,mpv) \
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do { (mpr) += (mpv); } while (0)
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#define ldap_pvt_mp_add_ulong(mp,v) \
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do { (mp) += (v); } while (0)
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#define ldap_pvt_mp_clear(mp) \
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do { (mp) = 0; } while (0)
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#endif /* MP */
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#include "ldap_pvt_uc.h"
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LDAP_END_DECL
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LDAP_BEGIN_DECL
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#include <limits.h> /* get CHAR_BIT */
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/* Buffer space for sign, decimal digits and \0. Note: log10(2) < 146/485. */
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#define LDAP_PVT_INTTYPE_CHARS(type) (((sizeof(type)*CHAR_BIT-1)*146)/485 + 3)
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LDAP_END_DECL
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#endif /* _LDAP_PVT_H */
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