1 /* ====================================================================
2 * The Apache Software License, Version 1.1
4 * Copyright (c) 2000-2001 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.
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31 * 5. Products derived from this software may not be called "Apache",
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37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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47 * ====================================================================
49 * This software consists of voluntary contributions made by many
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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
68 #include "apr_file_io.h"
70 #include "apr_lib.h" /* for apr_getpass() */
71 #include "apr_general.h"
72 #include "apr_signal.h"
74 #define APR_WANT_STDIO
75 #define APR_WANT_STRFUNC
78 #if APR_HAVE_SYS_TYPES_H
79 #include <sys/types.h>
90 #if APR_CHARSET_EBCDIC
96 #endif /* APR_CHARSET_EBCDIC */
98 #define MAX_STRING_LEN 256
102 #if APR_CHARSET_EBCDIC
103 apr_xlate_t *to_ascii;
106 static void getword(char *word, char *line, char stop)
110 for (x = 0; ((line[x]) && (line[x] != stop)); x++)
118 while ((line[y++] = line[x++]));
121 static int getline(char *s, int n, apr_file_t *f)
125 apr_status_t rv = APR_EINVAL;
127 while (i < (n - 1) &&
128 ((rv = apr_file_getc(&ch, f)) == APR_SUCCESS) && (ch != '\n')) {
135 if (rv != APR_SUCCESS)
141 static void putline(apr_file_t *f, char *l)
145 for (x = 0; l[x]; x++)
146 apr_file_putc(l[x], f);
150 static void add_password(char *user, char *realm, apr_file_t *f)
153 apr_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 (apr_password_get("New password: ", pwin, &len) != APR_SUCCESS) {
162 fprintf(stderr, "password too long");
166 apr_password_get("Re-type new password: ", pwv, &len);
167 if (strcmp(pwin, pwv) != 0) {
168 fprintf(stderr, "They don't match, sorry.\n");
170 apr_file_remove(tn, cntxt);
175 apr_file_printf(f, "%s:%s:", user, realm);
178 sprintf(string, "%s:%s:%s", user, realm, pw);
180 apr_md5_init(&context);
181 #if APR_CHARSET_EBCDIC
182 apr_md5_set_xlate(&context, to_ascii);
184 apr_md5_update(&context, (unsigned char *) string, strlen(string));
185 apr_md5_final(digest, &context);
187 for (i = 0; i < 16; i++)
188 apr_file_printf(f, "%02x", digest[i]);
190 apr_file_printf(f, "\n");
193 static void usage(void)
195 fprintf(stderr, "Usage: htdigest [-c] passwordfile realm username\n");
196 fprintf(stderr, "The -c flag creates a new file.\n");
200 static void interrupted(void)
202 fprintf(stderr, "Interrupted.\n");
204 apr_file_remove(tn, cntxt);
208 static void terminate(void)
213 int main(int argc, char *argv[])
215 apr_file_t *tfp = NULL, *f;
217 char user[MAX_STRING_LEN];
218 char realm[MAX_STRING_LEN];
219 char line[MAX_STRING_LEN];
220 char l[MAX_STRING_LEN];
221 char w[MAX_STRING_LEN];
222 char x[MAX_STRING_LEN];
223 char command[MAX_STRING_LEN];
226 rv = apr_initialize();
228 fprintf(stderr, "apr_initialize(): %s (%d)\n",
229 apr_strerror(rv, line, sizeof(line)), rv);
233 apr_pool_create(&cntxt, NULL);
235 #if APR_CHARSET_EBCDIC
236 rv = apr_xlate_open(&to_ascii, "ISO8859-1", APR_DEFAULT_CHARSET, cntxt);
238 fprintf(stderr, "apr_xlate_open(): %s (%d)\n",
239 apr_strerror(rv, line, sizeof(line)), rv);
245 apr_signal(SIGINT, (void (*)(int)) interrupted);
247 if (strcmp(argv[1], "-c"))
249 rv = apr_file_open(&tfp, argv[2], APR_WRITE | APR_CREATE, -1, cntxt);
250 if (rv != APR_SUCCESS) {
253 fprintf(stderr, "Could not open passwd file %s for writing: %s\n",
255 apr_strerror(rv, errmsg, sizeof errmsg));
258 printf("Adding password for %s in realm %s.\n", argv[4], argv[3]);
259 add_password(argv[4], argv[3], tfp);
267 if (apr_file_open(&tfp, tn, APR_WRITE | APR_CREATE, -1, cntxt)!= APR_SUCCESS) {
268 fprintf(stderr, "Could not open temp file.\n");
272 if (apr_file_open(&f, argv[1], APR_READ, -1, cntxt) != APR_SUCCESS) {
274 "Could not open passwd file %s for reading.\n", argv[1]);
275 fprintf(stderr, "Use -c option to create new one.\n");
278 strcpy(user, argv[3]);
279 strcpy(realm, argv[2]);
282 while (!(getline(line, MAX_STRING_LEN, f))) {
283 if (found || (line[0] == '#') || (!line[0])) {
290 if (strcmp(user, w) || strcmp(realm, x)) {
295 printf("Changing password for user %s in realm %s\n", user, realm);
296 add_password(user, realm, tfp);
301 printf("Adding user %s in realm %s\n", user, realm);
302 add_password(user, realm, tfp);
306 #if defined(OS2) || defined(WIN32)
307 sprintf(command, "copy \"%s\" \"%s\"", tn, argv[1]);
309 sprintf(command, "cp %s %s", tn, argv[1]);
312 apr_file_remove(tn, cntxt);