OpenSolaris Launch

1 files changed, 406 insertions, 0 deletions

diff --git a/usr/src/lib/libldap5/sources/ldap/common/getdn.c b/usr/src/lib/libldap5/sources/ldap/common/getdn.c
new file mode 100644
index 0000000000..4ab49eef28
--- /dev/null
+++ b/usr/src/lib/libldap5/sources/ldap/common/getdn.c
@@ -0,0 +1,406 @@
+/*
+ * Copyright (c) 2001 by Sun Microsystems, Inc.
+ * All rights reserved.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * The contents of this file are subject to the Netscape Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is Mozilla Communicator client code, released
+ * March 31, 1998.
+ *
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation. Portions created by Netscape are
+ * Copyright (C) 1998-1999 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s):
+ */
+/*
+ *  Copyright (c) 1994 Regents of the University of Michigan.
+ *  All rights reserved.
+ */
+/*
+ *  getdn.c
+ */
+
+#if 0
+#ifndef lint 
+static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n";
+#endif
+#endif
+
+#include "ldap-int.h"
+
+char *
+LDAP_CALL
+ldap_get_dn( LDAP *ld, LDAPMessage *entry )
+{
+	char			*dn;
+	struct berelement	tmp;
+
+	LDAPDebug( LDAP_DEBUG_TRACE, "ldap_get_dn\n", 0, 0, 0 );
+
+	if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
+		return( NULL );		/* punt */
+	}
+
+	if ( !NSLDAPI_VALID_LDAPMESSAGE_ENTRY_POINTER( entry )) {
+		LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
+		return( NULL );
+	}
+
+	tmp = *entry->lm_ber;	/* struct copy */
+	if ( ber_scanf( &tmp, "{a", &dn ) == LBER_ERROR ) {
+		LDAP_SET_LDERRNO( ld, LDAP_DECODING_ERROR, NULL, NULL );
+		return( NULL );
+	}
+
+	return( dn );
+}
+
+char *
+LDAP_CALL
+ldap_dn2ufn( const char *dn )
+{
+	char	*p, *ufn, *r;
+	size_t	plen;
+	int	state;
+
+	LDAPDebug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
+
+	if ( dn == NULL ) {
+		dn = "";
+	}
+
+	if ( ldap_is_dns_dn( dn ) || ( p = strchr( dn, '=' )) == NULL )
+		return( nsldapi_strdup( (char *)dn ));
+
+	ufn = nsldapi_strdup( ++p );
+
+#define INQUOTE		1
+#define OUTQUOTE	2
+	state = OUTQUOTE;
+	for ( p = ufn, r = ufn; *p; p += plen ) {
+	    plen = 1;
+		switch ( *p ) {
+		case '\\':
+			if ( *++p == '\0' )
+				plen=0;
+			else {
+				*r++ = '\\';
+				r += (plen = LDAP_UTF8COPY(r,p));
+			}
+			break;
+		case '"':
+			if ( state == INQUOTE )
+				state = OUTQUOTE;
+			else
+				state = INQUOTE;
+			*r++ = *p;
+			break;
+		case ';':
+		case ',':
+			if ( state == OUTQUOTE )
+				*r++ = ',';
+			else
+				*r++ = *p;
+			break;
+		case '=':
+			if ( state == INQUOTE )
+				*r++ = *p;
+			else {
+				char	*rsave = r;
+				LDAP_UTF8DEC(r);
+				*rsave = '\0';
+				while ( !ldap_utf8isspace( r ) && *r != ';'
+				    && *r != ',' && r > ufn )
+					LDAP_UTF8DEC(r);
+				LDAP_UTF8INC(r);
+
+				if ( strcasecmp( r, "c" )
+				    && strcasecmp( r, "o" )
+				    && strcasecmp( r, "ou" )
+				    && strcasecmp( r, "st" )
+				    && strcasecmp( r, "l" )
+				    && strcasecmp( r, "dc" )
+				    && strcasecmp( r, "uid" )
+				    && strcasecmp( r, "cn" ) ) {
+					r = rsave;
+					*r++ = '=';
+				}
+			}
+			break;
+		default:
+			r += (plen = LDAP_UTF8COPY(r,p));
+			break;
+		}
+	}
+	*r = '\0';
+
+	return( ufn );
+}
+
+char **
+LDAP_CALL
+ldap_explode_dns( const char *dn )
+{
+	int	ncomps, maxcomps;
+	char	*s, *cpydn;
+	char	**rdns;
+#ifdef HAVE_STRTOK_R	/* defined in portable.h */
+	char	*lasts;
+#endif
+
+	if ( dn == NULL ) {
+		dn = "";
+	}
+
+	if ( (rdns = (char **)NSLDAPI_MALLOC( 8 * sizeof(char *) )) == NULL ) {
+		return( NULL );
+	}
+
+	maxcomps = 8;
+	ncomps = 0;
+	cpydn = nsldapi_strdup( (char *)dn );
+	for ( s = STRTOK( cpydn, "@.", &lasts ); s != NULL;
+	    s = STRTOK( NULL, "@.", &lasts ) ) {
+		if ( ncomps == maxcomps ) {
+			maxcomps *= 2;
+			if ( (rdns = (char **)NSLDAPI_REALLOC( rdns, maxcomps *
+			    sizeof(char *) )) == NULL ) {
+				NSLDAPI_FREE( cpydn );
+				return( NULL );
+			}
+		}
+		rdns[ncomps++] = nsldapi_strdup( s );
+	}
+	rdns[ncomps] = NULL;
+	NSLDAPI_FREE( cpydn );
+
+	return( rdns );
+}
+
+#define LDAP_DN		1
+#define LDAP_RDN	2
+
+static char **
+ldap_explode( const char *dn, const int notypes, const int nametype )
+{
+	char	*p, *q, *rdnstart, **rdns = NULL;
+	size_t	plen = 0;
+	int	state, count = 0, endquote, len, goteq;
+
+	LDAPDebug( LDAP_DEBUG_TRACE, "ldap_explode\n", 0, 0, 0 );
+
+	if ( dn == NULL ) {
+		dn = "";
+	}
+
+#if 0
+	if ( ldap_is_dns_dn( dn ) ) {
+		return( ldap_explode_dns( dn ) );
+	}
+#endif
+
+	while ( ldap_utf8isspace( (char *)dn )) { /* ignore leading spaces */
+		++dn;
+	}
+
+	p = rdnstart = (char *) dn;
+	state = OUTQUOTE;
+	goteq = 0;
+
+	do {
+		p += plen;
+		plen = 1;
+		switch ( *p ) {
+		case '\\':
+			if ( *++p == '\0' )
+				p--;
+			else
+				plen = LDAP_UTF8LEN(p);
+			break;
+		case '"':
+			if ( state == INQUOTE )
+				state = OUTQUOTE;
+			else
+				state = INQUOTE;
+			break;
+		case '+': if ( nametype != LDAP_RDN ) break;
+		case ';':
+		case ',':
+		case '\0':
+			if ( state == OUTQUOTE ) {
+				/*
+				 * semicolon and comma are not valid RDN
+				 * separators.
+				 */
+				if ( nametype == LDAP_RDN && 
+					( *p == ';' || *p == ',' || !goteq)) {
+					ldap_charray_free( rdns );
+					return NULL;
+				}
+				if ( (*p == ',' || *p == ';') && !goteq ) {
+                                   /* If we get here, we have a case similar
+				    * to <attr>=<value>,<string>,<attr>=<value>
+				    * This is not a valid dn */
+				    ldap_charray_free( rdns );
+				    return NULL;
+				}
+				goteq = 0;
+				++count;
+				if ( rdns == NULL ) {
+					if (( rdns = (char **)NSLDAPI_MALLOC( 8
+						 * sizeof( char *))) == NULL )
+						return( NULL );
+				} else if ( count >= 8 ) {
+					if (( rdns = (char **)NSLDAPI_REALLOC(
+					    rdns, (count+1) *
+					    sizeof( char *))) == NULL )
+						return( NULL );
+				}
+				rdns[ count ] = NULL;
+				endquote = 0;
+				if ( notypes ) {
+					for ( q = rdnstart;
+					    q < p && *q != '='; ++q ) {
+						;
+					}
+					if ( q < p ) { /* *q == '=' */
+						rdnstart = ++q;
+					}
+					if ( *rdnstart == '"' ) {
+						++rdnstart;
+					}
+					
+					if ( *(p-1) == '"' ) {
+						endquote = 1;
+						--p;
+					}
+				}
+
+				len = p - rdnstart;
+				if (( rdns[ count-1 ] = (char *)NSLDAPI_CALLOC(
+				    1, len + 1 )) != NULL ) {
+				    	SAFEMEMCPY( rdns[ count-1 ], rdnstart,
+					    len );
+					if ( !endquote ) {
+						/* trim trailing spaces */
+						while ( len > 0 &&
+						    ldap_utf8isspace(
+						    &rdns[count-1][len-1] )) {
+							--len;
+						}
+					}
+					rdns[ count-1 ][ len ] = '\0';
+				}
+
+				/*
+				 *  Don't forget to increment 'p' back to where
+				 *  it should be.  If we don't, then we will
+				 *  never get past an "end quote."
+				 */
+				if ( endquote == 1 )
+					p++;
+
+				rdnstart = *p ? p + 1 : p;
+				while ( ldap_utf8isspace( rdnstart ))
+					++rdnstart;
+			}
+			break;
+		case '=':
+			if ( state == OUTQUOTE ) {
+				goteq = 1;
+			}
+			/* FALL */
+		default:
+			plen = LDAP_UTF8LEN(p);
+			break;
+		}
+	} while ( *p );
+
+	return( rdns );
+}
+
+char **
+LDAP_CALL
+ldap_explode_dn( const char *dn, const int notypes )
+{
+	return( ldap_explode( dn, notypes, LDAP_DN ) );
+}
+
+char **
+LDAP_CALL
+ldap_explode_rdn( const char *rdn, const int notypes )
+{
+	return( ldap_explode( rdn, notypes, LDAP_RDN ) );
+}
+
+int
+LDAP_CALL
+ldap_is_dns_dn( const char *dn )
+{
+	return( dn != NULL && dn[ 0 ] != '\0' && strchr( dn, '=' ) == NULL &&
+	    strchr( dn, ',' ) == NULL );
+}
+
+#ifdef _SOLARIS_SDK
+
+/*
+ * Convert a DNS domain name into an X.500 distinguished name.
+ * For example, "sales.wiz.com" -> "dc=sales,dc=wiz,dc=com"
+ *
+ * If an error is encountered zero is returned, otherwise a string
+ * distinguished name and the number of nameparts is returned.
+ * The caller should free the returned string if it is non-zero.
+ */
+
+char *
+ldap_dns_to_dn(
+        char    *dns_name,
+        int     *nameparts
+)
+{
+        size_t  dns_len;
+        char    *dn = 0;
+        char    *cp;
+
+        /* check for NULL string, empty name and name ending in '.' */
+        if (dns_name && (dns_len = strlen(dns_name)) &&
+            (dns_name[dns_len - 1] != '.')) {
+                if (dn = (char *)malloc(dns_len * 3 + 1)) {
+                        *nameparts = 0;
+                        cp = dn;
+                        while (*dns_name) {
+                                *cp++ = 'd';
+                                *cp++ = 'c';
+                                *cp++ = '=';
+
+                                while (*dns_name && (*dns_name != '.')) {
+                                        *cp++ = *dns_name++;
+                                }
+                                if (*dns_name == '.') {
+                                        dns_name++;
+                                        *cp++ = ',';
+                                }
+                                (*nameparts)++;
+                        }
+                        *cp = '\0';
+                }
+        }
+        return (dn);
+}
+
+#endif
+