1 /* ====================================================================
2 * The Apache Software License, Version 1.1
4 * Copyright (c) 2000 The Apache Software Foundation. All rights
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
19 * 3. The end-user documentation included with the redistribution,
20 * if any, must include the following acknowledgment:
21 * "This product includes software developed by the
22 * Apache Software Foundation (http://www.apache.org/)."
23 * Alternately, this acknowledgment may appear in the software itself,
24 * if and wherever such third-party acknowledgments normally appear.
26 * 4. The names "Apache" and "Apache Software Foundation" must
27 * not be used to endorse or promote products derived from this
28 * software without prior written permission. For written
29 * permission, please contact apache@apache.org.
31 * 5. Products derived from this software may not be called "Apache",
32 * nor may "Apache" appear in their name, without prior written
33 * permission of the Apache Software Foundation.
35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47 * ====================================================================
49 * This software consists of voluntary contributions made by many
50 * individuals on behalf of the Apache Software Foundation. For more
51 * information on the Apache Software Foundation, please see
52 * <http://www.apache.org/>.
55 /******************************************************************************
56 ******************************************************************************
57 * NOTE! This program is not safe as a setuid executable! Do not make it
59 ******************************************************************************
60 *****************************************************************************/
62 * htdigest.c: simple program for manipulating digest passwd file for Apache
64 * by Alexei Kosut, based on htpasswd.c, by Rob McCool
70 #ifdef HAVE_SYS_TYPES_H
71 #include <sys/types.h>
74 #ifdef HAVE_SYS_SIGNAL_H
75 #include <sys/signal.h>
94 #endif /* CHARSET_EBCDIC */
96 #define MAX_STRING_LEN 256
101 static void getword(char *word, char *line, char stop)
105 for (x = 0; ((line[x]) && (line[x] != stop)); x++)
113 while ((line[y++] = line[x++]));
116 static int getline(char *s, int n, ap_file_t *f)
129 if ((s[i] == 0x4) || (s[i] == LF) || (i == (n - 1))) {
131 if (ap_eof(f) == APR_EOF) {
140 static void putline(ap_file_t *f, char *l)
144 for (x = 0; l[x]; x++)
150 static void add_password(char *user, char *realm, ap_file_t *f)
153 ap_md5_ctx_t context;
154 unsigned char digest[16];
155 char string[MAX_STRING_LEN];
156 char pwin[MAX_STRING_LEN];
157 char pwv[MAX_STRING_LEN];
159 size_t len = sizeof(pwin);
161 if (ap_getpass("New password: ", pwin, &len) != APR_SUCCESS) {
162 fprintf(stderr, "password too long");
166 ap_getpass("Re-type new password: ", pwv, &len);
167 if (strcmp(pwin, pwv) != 0) {
168 fprintf(stderr, "They don't match, sorry.\n");
170 ap_remove_file(tn, cntxt);
175 ap_fprintf(f, "%s:%s:", user, realm);
178 sprintf(string, "%s:%s:%s", user, realm, pw);
180 ap_MD5Init(&context);
181 ap_MD5Update(&context, (unsigned char *) string, strlen(string));
182 ap_MD5Final(digest, &context);
184 for (i = 0; i < 16; i++)
185 ap_fprintf(f, "%02x", digest[i]);
190 static void usage(void)
192 fprintf(stderr, "Usage: htdigest [-c] passwordfile realm username\n");
193 fprintf(stderr, "The -c flag creates a new file.\n");
197 static void interrupted(void)
199 fprintf(stderr, "Interrupted.\n");
201 ap_remove_file(tn, cntxt);
205 int main(int argc, char *argv[])
208 char user[MAX_STRING_LEN];
209 char realm[MAX_STRING_LEN];
210 char line[MAX_STRING_LEN];
211 char l[MAX_STRING_LEN];
212 char w[MAX_STRING_LEN];
213 char x[MAX_STRING_LEN];
214 char command[MAX_STRING_LEN];
217 ap_create_pool(&cntxt, NULL);
220 ap_signal(SIGINT, (void (*)(int)) interrupted);
222 if (strcmp(argv[1], "-c"))
224 if (ap_open(&tfp, argv[2], APR_WRITE | APR_CREATE, -1, cntxt) != APR_SUCCESS) {
225 fprintf(stderr, "Could not open passwd file %s for writing.\n",
230 printf("Adding password for %s in realm %s.\n", argv[4], argv[3]);
231 add_password(argv[4], argv[3], tfp);
239 if (ap_open(&tfp, tn, APR_WRITE | APR_CREATE, -1, cntxt)!= APR_SUCCESS) {
240 fprintf(stderr, "Could not open temp file.\n");
244 if (ap_open(&f, argv[1], APR_READ, -1, cntxt) != APR_SUCCESS) {
246 "Could not open passwd file %s for reading.\n", argv[1]);
247 fprintf(stderr, "Use -c option to create new one.\n");
250 strcpy(user, argv[3]);
251 strcpy(realm, argv[2]);
254 while (!(getline(line, MAX_STRING_LEN, f))) {
255 if (found || (line[0] == '#') || (!line[0])) {
262 if (strcmp(user, w) || strcmp(realm, x)) {
267 printf("Changing password for user %s in realm %s\n", user, realm);
268 add_password(user, realm, tfp);
273 printf("Adding user %s in realm %s\n", user, realm);
274 add_password(user, realm, tfp);
278 #if defined(OS2) || defined(WIN32)
279 sprintf(command, "copy \"%s\" \"%s\"", tn, argv[1]);
281 sprintf(command, "cp %s %s", tn, argv[1]);
284 ap_remove_file(tn, cntxt);