xref: /onnv-gate/usr/src/cmd/krb5/kadmin/dbutil/util.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
2*0Sstevel@tonic-gate 
3*0Sstevel@tonic-gate /*
4*0Sstevel@tonic-gate  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
5*0Sstevel@tonic-gate  *
6*0Sstevel@tonic-gate  *	Openvision retains the copyright to derivative works of
7*0Sstevel@tonic-gate  *	this source code.  Do *NOT* create a derivative of this
8*0Sstevel@tonic-gate  *	source code before consulting with your legal department.
9*0Sstevel@tonic-gate  *	Do *NOT* integrate *ANY* of this source code into another
10*0Sstevel@tonic-gate  *	product before consulting with your legal department.
11*0Sstevel@tonic-gate  *
12*0Sstevel@tonic-gate  *	For further information, read the top-level Openvision
13*0Sstevel@tonic-gate  *	copyright which is contained in the top-level MIT Kerberos
14*0Sstevel@tonic-gate  *	copyright.
15*0Sstevel@tonic-gate  *
16*0Sstevel@tonic-gate  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
17*0Sstevel@tonic-gate  *
18*0Sstevel@tonic-gate  */
19*0Sstevel@tonic-gate 
20*0Sstevel@tonic-gate 
21*0Sstevel@tonic-gate /*
22*0Sstevel@tonic-gate  * admin/edit/util.c
23*0Sstevel@tonic-gate  *
24*0Sstevel@tonic-gate  * Copyright 1992 by the Massachusetts Institute of Technology.
25*0Sstevel@tonic-gate  * All Rights Reserved.
26*0Sstevel@tonic-gate  *
27*0Sstevel@tonic-gate  * Export of this software from the United States of America may
28*0Sstevel@tonic-gate  *   require a specific license from the United States Government.
29*0Sstevel@tonic-gate  *   It is the responsibility of any person or organization contemplating
30*0Sstevel@tonic-gate  *   export to obtain such a license before exporting.
31*0Sstevel@tonic-gate  *
32*0Sstevel@tonic-gate  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
33*0Sstevel@tonic-gate  * distribute this software and its documentation for any purpose and
34*0Sstevel@tonic-gate  * without fee is hereby granted, provided that the above copyright
35*0Sstevel@tonic-gate  * notice appear in all copies and that both that copyright notice and
36*0Sstevel@tonic-gate  * this permission notice appear in supporting documentation, and that
37*0Sstevel@tonic-gate  * the name of M.I.T. not be used in advertising or publicity pertaining
38*0Sstevel@tonic-gate  * to distribution of the software without specific, written prior
39*0Sstevel@tonic-gate  * permission.  M.I.T. makes no representations about the suitability of
40*0Sstevel@tonic-gate  * this software for any purpose.  It is provided "as is" without express
41*0Sstevel@tonic-gate  * or implied warranty.
42*0Sstevel@tonic-gate  *
43*0Sstevel@tonic-gate  * Utilities for kdb5_edit.
44*0Sstevel@tonic-gate  *
45*0Sstevel@tonic-gate  * Some routines derived from code contributed by the Sandia National
46*0Sstevel@tonic-gate  * Laboratories.  Sandia National Laboratories also makes no
47*0Sstevel@tonic-gate  * representations about the suitability of the modifications, or
48*0Sstevel@tonic-gate  * additions to this software for any purpose.  It is provided "as is"
49*0Sstevel@tonic-gate  * without express or implied warranty.
50*0Sstevel@tonic-gate  *
51*0Sstevel@tonic-gate  */
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate #define KDB5_DISPATCH
54*0Sstevel@tonic-gate #define KRB5_KDB5_DBM__
55*0Sstevel@tonic-gate #include <k5-int.h>
56*0Sstevel@tonic-gate /* #define these to avoid an indirection function; for future implementations,
57*0Sstevel@tonic-gate    these may be redirected from a dispatch table/routine */
58*0Sstevel@tonic-gate #define krb5_dbm_db_set_name krb5_db_set_name
59*0Sstevel@tonic-gate #define krb5_dbm_db_set_nonblocking krb5_db_set_nonblocking
60*0Sstevel@tonic-gate #define krb5_dbm_db_init krb5_db_init
61*0Sstevel@tonic-gate #define krb5_dbm_db_get_age krb5_db_get_age
62*0Sstevel@tonic-gate #define krb5_dbm_db_create krb5_db_create
63*0Sstevel@tonic-gate #define krb5_dbm_db_rename krb5_db_rename
64*0Sstevel@tonic-gate #define krb5_dbm_db_get_principal krb5_db_get_principal
65*0Sstevel@tonic-gate #define krb5_dbm_db_free_principal krb5_db_free_principal
66*0Sstevel@tonic-gate #define krb5_dbm_db_put_principal krb5_db_put_principal
67*0Sstevel@tonic-gate #define krb5_dbm_db_delete_principal krb5_db_delete_principal
68*0Sstevel@tonic-gate #define krb5_dbm_db_lock krb5_db_lock
69*0Sstevel@tonic-gate #define krb5_dbm_db_unlock krb5_db_unlock
70*0Sstevel@tonic-gate #define krb5_dbm_db_set_lockmode krb5_db_set_lockmode
71*0Sstevel@tonic-gate #define krb5_dbm_db_close_database krb5_db_close_database
72*0Sstevel@tonic-gate #define krb5_dbm_db_open_database krb5_db_open_database
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate #include <kadm5/admin.h>
75*0Sstevel@tonic-gate #include "./kdb5_edit.h"
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate #ifndef HAVE_STRSTR
78*0Sstevel@tonic-gate char *
79*0Sstevel@tonic-gate strstr(s1, s2)
80*0Sstevel@tonic-gate char *s1;
81*0Sstevel@tonic-gate char *s2;
82*0Sstevel@tonic-gate {
83*0Sstevel@tonic-gate 	int s2len;
84*0Sstevel@tonic-gate 	int i;
85*0Sstevel@tonic-gate 	char *temp_ptr;
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate 	temp_ptr = s1;
88*0Sstevel@tonic-gate 	for (i = 0; i < strlen(s1); i++) {
89*0Sstevel@tonic-gate 		if (memcmp(temp_ptr, s2, strlen(s2)) == 0)
90*0Sstevel@tonic-gate 			return (temp_ptr);
91*0Sstevel@tonic-gate 		temp_ptr += 1;
92*0Sstevel@tonic-gate 	}
93*0Sstevel@tonic-gate 	return ((char *) 0);
94*0Sstevel@tonic-gate }
95*0Sstevel@tonic-gate 
96*0Sstevel@tonic-gate #endif			   /* HAVE_STRSTR */
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate void
99*0Sstevel@tonic-gate parse_token(token_in, must_be_first_char, num_tokens, tokens_out)
100*0Sstevel@tonic-gate char *token_in;
101*0Sstevel@tonic-gate int *must_be_first_char;
102*0Sstevel@tonic-gate int *num_tokens;
103*0Sstevel@tonic-gate char *tokens_out;
104*0Sstevel@tonic-gate {
105*0Sstevel@tonic-gate 	int i, j;
106*0Sstevel@tonic-gate 	int token_count = 0;
107*0Sstevel@tonic-gate 
108*0Sstevel@tonic-gate 	i = 0;
109*0Sstevel@tonic-gate 	j = 0;
110*0Sstevel@tonic-gate 
111*0Sstevel@tonic-gate 	/* Eliminate Up Front Asterisks */
112*0Sstevel@tonic-gate 	*must_be_first_char = 1;
113*0Sstevel@tonic-gate 	for (i = 0; token_in[i] == '*'; i++) {
114*0Sstevel@tonic-gate 		*must_be_first_char = 0;
115*0Sstevel@tonic-gate 	}
116*0Sstevel@tonic-gate 
117*0Sstevel@tonic-gate 	if (i == strlen(token_in)) {
118*0Sstevel@tonic-gate 		*num_tokens = 0;
119*0Sstevel@tonic-gate 		return;
120*0Sstevel@tonic-gate 	}
121*0Sstevel@tonic-gate 	/* Fill first token_out */
122*0Sstevel@tonic-gate 	token_count++;
123*0Sstevel@tonic-gate 	while ((token_in[i] != '*') && (token_in[i] != '\0')) {
124*0Sstevel@tonic-gate 		tokens_out[j] = token_in[i];
125*0Sstevel@tonic-gate 		j++;
126*0Sstevel@tonic-gate 		i++;
127*0Sstevel@tonic-gate 	}
128*0Sstevel@tonic-gate 
129*0Sstevel@tonic-gate 	if (i == strlen(token_in)) {
130*0Sstevel@tonic-gate 		tokens_out[j] = '\0';
131*0Sstevel@tonic-gate 		*num_tokens = token_count;
132*0Sstevel@tonic-gate 		return;
133*0Sstevel@tonic-gate 	}
134*0Sstevel@tonic-gate 	/* Then All Subsequent Tokens */
135*0Sstevel@tonic-gate 	while (i < strlen(token_in)) {
136*0Sstevel@tonic-gate 		if (token_in[i] == '*') {
137*0Sstevel@tonic-gate 			token_count++;
138*0Sstevel@tonic-gate 			tokens_out[j] = '\t';
139*0Sstevel@tonic-gate 		} else {
140*0Sstevel@tonic-gate 			tokens_out[j] = token_in[i];
141*0Sstevel@tonic-gate 		}
142*0Sstevel@tonic-gate 		i++;
143*0Sstevel@tonic-gate 		j++;
144*0Sstevel@tonic-gate 	}
145*0Sstevel@tonic-gate 	tokens_out[j] = '\0';
146*0Sstevel@tonic-gate 
147*0Sstevel@tonic-gate 	if (tokens_out[j - 1] == '\t') {
148*0Sstevel@tonic-gate 		token_count--;
149*0Sstevel@tonic-gate 		tokens_out[j - 1] = '\0';
150*0Sstevel@tonic-gate 	}
151*0Sstevel@tonic-gate 	*num_tokens = token_count;
152*0Sstevel@tonic-gate }
153*0Sstevel@tonic-gate 
154*0Sstevel@tonic-gate int
155*0Sstevel@tonic-gate check_for_match(search_field, must_be_first_character, chk_entry,
156*0Sstevel@tonic-gate     num_tokens, type)
157*0Sstevel@tonic-gate int must_be_first_character;
158*0Sstevel@tonic-gate char *search_field;
159*0Sstevel@tonic-gate krb5_db_entry *chk_entry;
160*0Sstevel@tonic-gate int num_tokens;
161*0Sstevel@tonic-gate int type;
162*0Sstevel@tonic-gate {
163*0Sstevel@tonic-gate 	char token1[256];
164*0Sstevel@tonic-gate 	char *found1;
165*0Sstevel@tonic-gate 	char token2[256];
166*0Sstevel@tonic-gate 	char *found2;
167*0Sstevel@tonic-gate 	char token3[256];
168*0Sstevel@tonic-gate 	char *found3;
169*0Sstevel@tonic-gate 	char *local_entry;
170*0Sstevel@tonic-gate 
171*0Sstevel@tonic-gate 	local_entry = chk_entry->princ->data[type].data;
172*0Sstevel@tonic-gate 
173*0Sstevel@tonic-gate 	token1[0] = token2[0] = token3[0] = '\0';
174*0Sstevel@tonic-gate 
175*0Sstevel@tonic-gate 	(void) sscanf(search_field, "%s\t%s\t%s", token1, token2, token3);
176*0Sstevel@tonic-gate 
177*0Sstevel@tonic-gate 	found1 = strstr(local_entry, token1);
178*0Sstevel@tonic-gate 
179*0Sstevel@tonic-gate 	if (must_be_first_character && (found1 != local_entry))
180*0Sstevel@tonic-gate 		return (0);
181*0Sstevel@tonic-gate 
182*0Sstevel@tonic-gate 	if (found1 && (num_tokens == 1))
183*0Sstevel@tonic-gate 		return (1);
184*0Sstevel@tonic-gate 
185*0Sstevel@tonic-gate 	if (found1 && (num_tokens > 1)) {
186*0Sstevel@tonic-gate 		found2 = strstr(local_entry, token2);
187*0Sstevel@tonic-gate 		if (found2 && (found2 > found1) && (num_tokens == 2))
188*0Sstevel@tonic-gate 			return (1);
189*0Sstevel@tonic-gate 	}
190*0Sstevel@tonic-gate 	if ((found2 > found1) && (num_tokens == 3)) {
191*0Sstevel@tonic-gate 		found3 = strstr(local_entry, token3);
192*0Sstevel@tonic-gate 		if (found3 && (found3 > found2) && (found2 > found1))
193*0Sstevel@tonic-gate 			return (1);
194*0Sstevel@tonic-gate 	}
195*0Sstevel@tonic-gate 	return (0);
196*0Sstevel@tonic-gate }
197