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Initial UTF-8 routines.

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This commit is contained in:
Kurt Zeilenga 2000-01-22 01:55:34 +00:00
parent 041c4e58d3
commit 23afcd5c6e
4 changed files with 207 additions and 4 deletions
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6
libraries/libldap/Makefile.in
View File

@ -17,7 +17,8 @@ SRCS = bind.c open.c result.c error.c compare.c search.c \
getdn.c getentry.c getattr.c getvalues.c addentry.c \
request.c getdxbyname.c os-ip.c url.c charset.c \
init.c options.c print.c string.c util-int.c schema.c \
charray.c digest.c tls.c dn.c os-local.c dnssrv.c
charray.c digest.c tls.c dn.c os-local.c dnssrv.c \
utf-8.c
OBJS = bind.lo open.lo result.lo error.lo compare.lo search.lo \
controls.lo messages.lo references.lo extended.lo \
modify.lo add.lo modrdn.lo delete.lo abandon.lo ufn.lo cache.lo \
@ -26,7 +27,8 @@ OBJS = bind.lo open.lo result.lo error.lo compare.lo search.lo \
getdn.lo getentry.lo getattr.lo getvalues.lo addentry.lo \
request.lo getdxbyname.lo os-ip.lo url.lo charset.lo \
init.lo options.lo print.lo string.lo util-int.lo schema.lo \
charray.lo digest.lo tls.lo dn.lo os-local.lo dnssrv.lo
charray.lo digest.lo tls.lo dn.lo os-local.lo dnssrv.lo \
utf-8.lo
LDAP_INCDIR= ../../include
LDAP_LIBDIR= ../../libraries

18
libraries/libldap/ldap-int.h
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@ -506,6 +506,24 @@ LIBLDAP_F (int) ldap_8859_to_t61( char **bufp, ber_len_t *buflenp, int free_inpu
#endif /* LDAP_CHARSET_8859 == LDAP_DEFAULT_CHARSET */
#endif /* STR_TRANSLATION && LDAP_DEFAULT_CHARSET */
/*
* UTF-8 (in utf-8.c)
*/
LIBLDAP_F (ber_len_t) ldap_utf8_bytes( const char * );
LIBLDAP_F (ber_len_t) ldap_utf8_chars( const char * );
LIBLDAP_F (int) ldap_utf8_charlen( const char * );
LIBLDAP_F (char*) ldap_utf8_next(char *);
LIBLDAP_F (char*) ldap_utf8_prev(char *);
LIBLDAP_F (int) ldap_utf8_isascii( const char * );
LIBLDAP_F (int) ldap_utf8_isalpa( const char * );
LIBLDAP_F (int) ldap_utf8_isalnum( const char * );
LIBLDAP_F (int) ldap_utf8_isdigit( const char * );
LIBLDAP_F (int) ldap_utf8_isxdigit( const char * );
LIBLDAP_F (int) ldap_utf8_isspace( const char * );
LDAP_END_DECL
#endif /* _LDAP_INT_H */

181
libraries/libldap/utf-8.c Normal file
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@ -0,0 +1,181 @@
/* $OpenLDAP$ */
/*
* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
/*
* Basic UTF-8 routines
*
* These routines are not optimized.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/stdlib.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include "ldap-int.h"
#include "ldap_defaults.h"
#define UTF8_ISASCII(u) ( !((u) & ~0x7f) )
ber_len_t ldap_utf8_bytes( const char * p )
{
ber_len_t bytes;
for( bytes=0; p[bytes] ; bytes++ ) {
/* EMPTY */ ;
}
return bytes;
}
ber_len_t ldap_utf8_chars( const char * p )
{
/* could be optimized */
int chars=0;
int i=0;
unsigned char *u;
for( i=0; u[i]; i++) {
if ( u[i] & 0xC0 != 0x80 ) chars++;
}
return i;
}
int ldap_utf8_charlen( const char * p )
{
unsigned c;
if ((c & 0xFE ) == 0xFC) {
return 6;
}
if ((c & 0xFC ) == 0xF8) {
return 5;
}
if ((c & 0xF8 ) == 0xF0) {
return 4;
}
if ((c & 0xF0 ) == 0xE0) {
return 3;
}
if ((c & 0xE0 ) == 0xC0) {
return 2;
}
if ((c & 0x80 ) == 0x80) {
/* INVALID */
return 0;
}
return 1;
}
char* ldap_utf8_next( char * p )
{
int len = ldap_utf8_charlen( p );
return len ? &p[len] : NULL;
}
char* ldap_utf8_prev( char * p )
{
int i;
unsigned char *u = p;
for( i = -1; i >= -6 ; i-- ) {
if ( u[i] & 0xC0 != 0x80 ) return &p[i];
}
return NULL;
}
int ldap_utf8_isascii( const char * p )
{
unsigned c = * (const unsigned char *) p;
return UTF8_ISASCII(c);
}
int ldap_utf8_isdigit( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return c >= '0' && c <= '9';
}
int ldap_utf8_isxdigit( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return ( c >= '0' && c <= '9' )
|| ( c >= 'A' && c <= 'F' )
|| ( c >= 'a' && c <= 'f' );
}
int ldap_utf8_isalpha( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return ( c >= 'A' && c <= 'Z' )
|| ( c >= 'a' && c <= 'z' );
}
int ldap_utf8_isalnum( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return ( c >= '0' && c <= '9' )
|| ( c >= 'A' && c <= 'Z' )
|| ( c >= 'a' && c <= 'z' );
}
int ldap_utf8_islower( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return ( c >= 'a' && c <= 'z' );
}
int ldap_utf8_isupper( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
return ( c >= 'A' && c <= 'Z' );
}
int ldap_utf8_isspace( const char * p )
{
unsigned c = * (const unsigned char *) p;
if(!UTF8_ISASCII(c)) return 0;
switch(c) {
case ' ':
case '\t':
case '\n':
case '\r':
case '\v':
case '\f':
return 1;
}
return 0;
}

6
libraries/libldap_r/Makefile.in
View File

@ -16,7 +16,8 @@ XXSRCS = apitest.c test.c tmpltest.c extended.c \
getdn.c getentry.c getattr.c getvalues.c addentry.c \
request.c getdxbyname.c os-ip.c url.c charset.c \
init.c options.c print.c string.c util-int.c schema.c \
charray.c digest.c tls.c dn.c os-local.c dnssrv.c
charray.c digest.c tls.c dn.c os-local.c dnssrv.c \
utf-8.c
SRCS = thr_posix.c thr_cthreads.c thr_thr.c thr_lwp.c thr_nt.c \
thr_pth.c thr_sleep.c thr_stub.c rdwr.c
OBJS = extended.lo \
@ -29,7 +30,8 @@ OBJS = extended.lo \
init.lo options.lo print.lo string.lo util-int.lo schema.lo \
thr_posix.lo thr_cthreads.lo thr_thr.lo thr_lwp.lo thr_nt.lo \
thr_pth.lo thr_sleep.lo thr_stub.lo rdwr.lo \
charray.lo digest.lo tls.lo dn.lo os-local.lo dnssrv.lo
charray.lo digest.lo tls.lo dn.lo os-local.lo dnssrv.lo \
utf-8.lo
LDAP_INCDIR= ../../include
LDAP_LIBDIR= ../../libraries