- if (badopt)
- {
- BIO_printf(bio_err, "Usage: passwd [options] [passwords]\n");
- BIO_printf(bio_err, "where options are\n");
-#ifndef OPENSSL_NO_DES
- BIO_printf(bio_err, "-crypt standard Unix password algorithm (default)\n");
-#endif
-#ifndef NO_MD5CRYPT_1
- BIO_printf(bio_err, "-1 MD5-based password algorithm\n");
- BIO_printf(bio_err, "-apr1 MD5-based password algorithm, Apache variant\n");
-#endif
- BIO_printf(bio_err, "-salt string use provided salt\n");
- BIO_printf(bio_err, "-in file read passwords from file\n");
- BIO_printf(bio_err, "-stdin read passwords from stdin\n");
- BIO_printf(bio_err, "-noverify never verify when reading password from terminal\n");
- BIO_printf(bio_err, "-quiet no warnings\n");
- BIO_printf(bio_err, "-table format output as table\n");
- BIO_printf(bio_err, "-reverse switch table columns\n");
-
- goto err;
- }
-
- if ((infile != NULL) || in_stdin)
- {
- in = BIO_new(BIO_s_file());
- if (in == NULL)
- goto err;
- if (infile != NULL)
- {
- assert(in_stdin == 0);
- if (BIO_read_filename(in, infile) <= 0)
- goto err;
- }
- else
- {
- assert(in_stdin);
- BIO_set_fp(in, stdin, BIO_NOCLOSE);
- }
- }
-
- if (usecrypt)
- pw_maxlen = 8;
- else if (use1 || useapr1)
- pw_maxlen = 256; /* arbitrary limit, should be enough for most passwords */
-
- if (passwds == NULL)
- {
- /* no passwords on the command line */
-
- passwd_malloc_size = pw_maxlen + 2;
- /* longer than necessary so that we can warn about truncation */
- passwd = passwd_malloc = OPENSSL_malloc(passwd_malloc_size);
- if (passwd_malloc == NULL)
- goto err;
- }
-
- if ((in == NULL) && (passwds == NULL))
- {
- /* build a null-terminated list */
- static char *passwds_static[2] = {NULL, NULL};
-
- passwds = passwds_static;
- if (in == NULL)
- if (EVP_read_pw_string(passwd_malloc, passwd_malloc_size, "Password: ", !(passed_salt || in_noverify)) != 0)
- goto err;
- passwds[0] = passwd_malloc;
- }
-
- if (in == NULL)
- {
- assert(passwds != NULL);
- assert(*passwds != NULL);
-
- do /* loop over list of passwords */
- {
- passwd = *passwds++;
- if (!do_passwd(passed_salt, &salt, &salt_malloc, passwd, out,
- quiet, table, reverse, pw_maxlen, usecrypt, use1, useapr1))
- goto err;
- }
- while (*passwds != NULL);
- }
- else
- /* in != NULL */
- {
- int done;
-
- assert (passwd != NULL);
- do
- {
- int r = BIO_gets(in, passwd, pw_maxlen + 1);
- if (r > 0)
- {
- char *c = (strchr(passwd, '\n')) ;
- if (c != NULL)
- *c = 0; /* truncate at newline */
- else
- {
- /* ignore rest of line */
- char trash[BUFSIZ];
- do
- r = BIO_gets(in, trash, sizeof trash);
- while ((r > 0) && (!strchr(trash, '\n')));
- }
-
- if (!do_passwd(passed_salt, &salt, &salt_malloc, passwd, out,
- quiet, table, reverse, pw_maxlen, usecrypt, use1, useapr1))
- goto err;
- }
- done = (r <= 0);
- }
- while (!done);
- }
- ret = 0;
-
-err:
- ERR_print_errors(bio_err);
- if (salt_malloc)
- OPENSSL_free(salt_malloc);
- if (passwd_malloc)
- OPENSSL_free(passwd_malloc);
- if (in)
- BIO_free(in);
- if (out)
- BIO_free_all(out);
- apps_shutdown();
- OPENSSL_EXIT(ret);
- }
-
-
-#ifndef NO_MD5CRYPT_1
-/* MD5-based password algorithm (should probably be available as a library
- * function; then the static buffer would not be acceptable).
- * For magic string "1", this should be compatible to the MD5-based BSD
- * password algorithm.
- * For 'magic' string "apr1", this is compatible to the MD5-based Apache
- * password algorithm.
- * (Apparently, the Apache password algorithm is identical except that the
- * 'magic' string was changed -- the laziest application of the NIH principle
- * I've ever encountered.)
+int passwd_main(int argc, char **argv)
+{
+ BIO *in = NULL;
+ char *infile = NULL, *salt = NULL, *passwd = NULL, **passwds = NULL;
+ char *salt_malloc = NULL, *passwd_malloc = NULL, *prog;
+ OPTION_CHOICE o;
+ int in_stdin = 0, in_noverify = 0, pw_source_defined = 0;
+ int passed_salt = 0, quiet = 0, table = 0, reverse = 0;
+ int ret = 1, usecrypt = 0, use1 = 0, useapr1 = 0;
+ size_t passwd_malloc_size = 0, pw_maxlen = 256;
+
+ prog = opt_init(argc, argv, passwd_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ case OPT_EOF:
+ case OPT_ERR:
+ opthelp:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ goto end;
+ case OPT_HELP:
+ opt_help(passwd_options);
+ ret = 0;
+ goto end;
+ case OPT_IN:
+ if (pw_source_defined)
+ goto opthelp;
+ infile = opt_arg();
+ pw_source_defined = 1;
+ break;
+ case OPT_NOVERIFY:
+ in_noverify = 1;
+ break;
+ case OPT_QUIET:
+ quiet = 1;
+ break;
+ case OPT_TABLE:
+ table = 1;
+ break;
+ case OPT_REVERSE:
+ reverse = 1;
+ break;
+ case OPT_1:
+ use1 = 1;
+ break;
+ case OPT_APR1:
+ useapr1 = 1;
+ break;
+ case OPT_CRYPT:
+ usecrypt = 1;
+ break;
+ case OPT_SALT:
+ passed_salt = 1;
+ salt = opt_arg();
+ break;
+ case OPT_STDIN:
+ if (pw_source_defined)
+ goto opthelp;
+ in_stdin = 1;
+ break;
+ }
+ }
+ argc = opt_num_rest();
+ argv = opt_rest();
+
+ if (*argv) {
+ if (pw_source_defined)
+ goto opthelp;
+ pw_source_defined = 1;
+ passwds = argv;
+ }
+
+ if (!usecrypt && !use1 && !useapr1) {
+ /* use default */
+ usecrypt = 1;
+ }
+ if (usecrypt + use1 + useapr1 > 1) {
+ /* conflict */
+ goto opthelp;
+ }
+
+# ifdef OPENSSL_NO_DES
+ if (usecrypt)
+ goto opthelp;
+# endif
+# ifdef NO_MD5CRYPT_1
+ if (use1 || useapr1)
+ goto opthelp;
+# endif
+
+ if (!app_load_modules(NULL))
+ goto end;
+
+ if (infile && in_stdin) {
+ BIO_printf(bio_err, "%s: Can't combine -in and -stdin\n", prog);
+ goto end;
+ }
+
+ in = bio_open_default(infile, 'r', FORMAT_TEXT);
+ if (in == NULL)
+ goto end;
+
+ if (usecrypt)
+ pw_maxlen = 8;
+ else if (use1 || useapr1)
+ pw_maxlen = 256; /* arbitrary limit, should be enough for most
+ * passwords */
+
+ if (passwds == NULL) {
+ /* no passwords on the command line */
+
+ passwd_malloc_size = pw_maxlen + 2;
+ /* longer than necessary so that we can warn about truncation */
+ passwd = passwd_malloc =
+ app_malloc(passwd_malloc_size, "password buffer");
+ }
+
+ if ((in == NULL) && (passwds == NULL)) {
+ /* build a null-terminated list */
+ static char *passwds_static[2] = { NULL, NULL };
+
+ passwds = passwds_static;
+ if (in == NULL)
+ if (EVP_read_pw_string
+ (passwd_malloc, passwd_malloc_size, "Password: ",
+ !(passed_salt || in_noverify)) != 0)
+ goto end;
+ passwds[0] = passwd_malloc;
+ }
+
+ if (in == NULL) {
+ assert(passwds != NULL);
+ assert(*passwds != NULL);
+
+ do { /* loop over list of passwords */
+ passwd = *passwds++;
+ if (!do_passwd(passed_salt, &salt, &salt_malloc, passwd, bio_out,
+ quiet, table, reverse, pw_maxlen, usecrypt, use1,
+ useapr1))
+ goto end;
+ }
+ while (*passwds != NULL);
+ } else
+ /* in != NULL */
+ {
+ int done;
+
+ assert(passwd != NULL);
+ do {
+ int r = BIO_gets(in, passwd, pw_maxlen + 1);
+ if (r > 0) {
+ char *c = (strchr(passwd, '\n'));
+ if (c != NULL)
+ *c = 0; /* truncate at newline */
+ else {
+ /* ignore rest of line */
+ char trash[BUFSIZ];
+ do
+ r = BIO_gets(in, trash, sizeof trash);
+ while ((r > 0) && (!strchr(trash, '\n')));
+ }
+
+ if (!do_passwd
+ (passed_salt, &salt, &salt_malloc, passwd, bio_out, quiet,
+ table, reverse, pw_maxlen, usecrypt, use1, useapr1))
+ goto end;
+ }
+ done = (r <= 0);
+ }
+ while (!done);
+ }
+ ret = 0;
+
+ end:
+ ERR_print_errors(bio_err);
+ OPENSSL_free(salt_malloc);
+ OPENSSL_free(passwd_malloc);
+ BIO_free(in);
+ return (ret);
+}
+
+# ifndef NO_MD5CRYPT_1
+/*
+ * MD5-based password algorithm (should probably be available as a library
+ * function; then the static buffer would not be acceptable). For magic
+ * string "1", this should be compatible to the MD5-based BSD password
+ * algorithm. For 'magic' string "apr1", this is compatible to the MD5-based
+ * Apache password algorithm. (Apparently, the Apache password algorithm is
+ * identical except that the 'magic' string was changed -- the laziest
+ * application of the NIH principle I've ever encountered.)