2 Copyright (c) 2008,2009 Frank Lahm <franklahm@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
17 #endif /* HAVE_CONFIG_H */
24 #include <atalk/logger.h>
25 #include <atalk/afp.h>
26 #include <atalk/uuid.h>
31 char *uuidtype[] = {"NULL","USER", "GROUP"};
33 /********************************************************
34 * Public helper function
35 ********************************************************/
38 * convert ascii string that can include dashes to binary uuid.
39 * caller must provide a buffer.
41 void uuid_string2bin( const char *uuidstring, uuidp_t uuid) {
44 unsigned char c, val = 0;
52 else if (c <= '9') /* 0-9 */
54 else if (c <= 'F') /* A-F */
56 else if (c <= 'f') /* a-f */
71 * convert 16 byte binary uuid to neat ascii represantation including dashes
72 * string is allocated and pointer returned. caller must freee.
74 int uuid_bin2string( uuidp_t uuid, char **uuidstring) {
75 char ascii[16] = { "0123456789ABCDEF" };
81 *uuidstring = calloc(1, UUID_STRINGSIZE + 1);
82 if (*uuidstring == NULL) {
83 LOG(log_error, logtype_default, "uuid_bin2string: %s: error calloc'ing",strerror(errno));
88 while (i < UUID_STRINGSIZE) {
99 if (i==8 || i==13 || i==18 || i==23)
105 /********************************************************
107 ********************************************************/
110 * name: give me his name
111 * type: and type (UUID_USER or UUID_GROUP)
112 * uuid: pointer to uuid_t storage that the caller must provide
113 * returns 0 on success !=0 on errror
115 int getuuidfromname( const char *name, uuidtype_t type, uuidp_t uuid) {
117 char *uuid_string = NULL;
119 ret = search_cachebyname( name, type, uuid);
120 if (ret == 0) { /* found in cache */
122 uuid_bin2string( uuid, &uuid_string);
123 LOG(log_debug, logtype_afpd, "getuuidfromname{cache}: name: %s, type: %s -> UUID: %s",
124 name, uuidtype[type], uuid_string);
126 LOG(log_debug, logtype_afpd, "getuuidfromname{cache}: name: %s, type: %s",
127 name, uuidtype[type]);
129 } else { /* if not found in cache */
130 ret = ldap_getuuidfromname( name, type, &uuid_string);
132 LOG(log_error, logtype_afpd, "getuuidfromname: no result from ldap_getuuidfromname");
135 uuid_string2bin( uuid_string, uuid);
136 add_cachebyname( name, uuid, type, 0);
137 LOG(log_debug, logtype_afpd, "getuuidfromname{LDAP}: name: %s, type: %s -> UUID: %s",name, uuidtype[type], uuid_string);
146 * uuidp: pointer to a uuid
147 * name: returns allocated buffer from ldap_getnamefromuuid
148 * type: returns USER or GROUP
149 * return 0 on success !=0 on errror
151 * Caller must free name appropiately.
153 int getnamefromuuid( uuidp_t uuidp, char **name, uuidtype_t *type) {
155 char *uuid_string = NULL;
157 ret = search_cachebyuuid( uuidp, name, type);
158 if (ret == 0) { /* found in cache */
160 uuid_bin2string( uuidp, &uuid_string);
161 LOG(log_debug9, logtype_afpd, "getnamefromuuid{cache}: UUID: %s -> name: %s, type:%s", uuid_string, *name, uuidtype[*type]);
165 } else { /* if not found in cache */
166 uuid_bin2string( uuidp, &uuid_string);
167 ret = ldap_getnamefromuuid( uuid_string, name, type);
169 LOG(log_error, logtype_afpd, "getnamefromuuid: no result from ldap_getnamefromuuid");
172 add_cachebyuuid( uuidp, *name, *type, 0);
173 LOG(log_debug, logtype_afpd, "getnamefromuuid{LDAP}: UUID: %s -> name: %s, type:%s",uuid_string, *name, uuidtype[*type]);