/*
- * Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#include <string.h>
#include "apps.h"
+#include "progs.h"
#include <openssl/bio.h>
#include <openssl/err.h>
0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A
};
+static const char ascii_dollar[] = { 0x24, 0x00 };
+
typedef enum {
passwd_unset = 0,
passwd_crypt,
} OPTION_CHOICE;
const OPTIONS passwd_options[] = {
+ {OPT_HELP_STR, 1, '-', "Usage: %s [options] [password]\n"},
+
+ OPT_SECTION("General"),
{"help", OPT_HELP, '-', "Display this summary"},
+
+ OPT_SECTION("Input"),
{"in", OPT_IN, '<', "Read passwords from file"},
{"noverify", OPT_NOVERIFY, '-',
"Never verify when reading password from terminal"},
+ {"stdin", OPT_STDIN, '-', "Read passwords from stdin"},
+
+ OPT_SECTION("Output"),
{"quiet", OPT_QUIET, '-', "No warnings"},
{"table", OPT_TABLE, '-', "Format output as table"},
{"reverse", OPT_REVERSE, '-', "Switch table columns"},
+
+ OPT_SECTION("Cryptographic"),
{"salt", OPT_SALT, 's', "Use provided salt"},
- {"stdin", OPT_STDIN, '-', "Read passwords from stdin"},
{"6", OPT_6, '-', "SHA512-based password algorithm"},
{"5", OPT_5, '-', "SHA256-based password algorithm"},
{"apr1", OPT_APR1, '-', "MD5-based password algorithm, Apache variant"},
#ifndef OPENSSL_NO_DES
{"crypt", OPT_CRYPT, '-', "Standard Unix password algorithm (default)"},
#endif
+
OPT_R_OPTIONS,
+
+ OPT_PARAMETERS(),
+ {"password", 0, 0, "Password text to digest (optional)"},
{NULL}
};
/* ignore rest of line */
char trash[BUFSIZ];
do
- r = BIO_gets(in, trash, sizeof trash);
+ r = BIO_gets(in, trash, sizeof(trash));
while ((r > 0) && (!strchr(trash, '\n')));
}
ret = 0;
end:
+#if 0
ERR_print_errors(bio_err);
+#endif
OPENSSL_free(salt_malloc);
OPENSSL_free(passwd_malloc);
BIO_free(in);
- return (ret);
+ return ret;
}
/*
/* "$apr1$..salt..$.......md5hash..........\0" */
static char out_buf[6 + 9 + 24 + 2];
unsigned char buf[MD5_DIGEST_LENGTH];
+ char ascii_magic[5]; /* "apr1" plus '\0' */
+ char ascii_salt[9]; /* Max 8 chars plus '\0' */
+ char *ascii_passwd = NULL;
char *salt_out;
int n;
unsigned int i;
out_buf[0] = 0;
magic_len = strlen(magic);
+ OPENSSL_strlcpy(ascii_magic, magic, sizeof(ascii_magic));
+#ifdef CHARSET_EBCDIC
+ if ((magic[0] & 0x80) != 0) /* High bit is 1 in EBCDIC alnums */
+ ebcdic2ascii(ascii_magic, ascii_magic, magic_len);
+#endif
+
+ /* The salt gets truncated to 8 chars */
+ OPENSSL_strlcpy(ascii_salt, salt, sizeof(ascii_salt));
+ salt_len = strlen(ascii_salt);
+#ifdef CHARSET_EBCDIC
+ ebcdic2ascii(ascii_salt, ascii_salt, salt_len);
+#endif
+
+#ifdef CHARSET_EBCDIC
+ ascii_passwd = OPENSSL_strdup(passwd);
+ if (ascii_passwd == NULL)
+ return NULL;
+ ebcdic2ascii(ascii_passwd, ascii_passwd, passwd_len);
+ passwd = ascii_passwd;
+#endif
if (magic_len > 0) {
- out_buf[0] = '$';
- out_buf[1] = 0;
+ OPENSSL_strlcat(out_buf, ascii_dollar, sizeof(out_buf));
if (magic_len > 4) /* assert it's "1" or "apr1" */
- return NULL;
+ goto err;
- OPENSSL_strlcat(out_buf, magic, sizeof out_buf);
- OPENSSL_strlcat(out_buf, "$", sizeof out_buf);
+ OPENSSL_strlcat(out_buf, ascii_magic, sizeof(out_buf));
+ OPENSSL_strlcat(out_buf, ascii_dollar, sizeof(out_buf));
}
- OPENSSL_strlcat(out_buf, salt, sizeof out_buf);
+ OPENSSL_strlcat(out_buf, ascii_salt, sizeof(out_buf));
if (strlen(out_buf) > 6 + 8) /* assert "$apr1$..salt.." */
- return NULL;
+ goto err;
salt_out = out_buf;
if (magic_len > 0)
salt_out += 2 + magic_len;
- salt_len = strlen(salt_out);
if (salt_len > 8)
- return NULL;
+ goto err;
md = EVP_MD_CTX_new();
if (md == NULL
goto err;
if (magic_len > 0)
- if (!EVP_DigestUpdate(md, "$", 1)
- || !EVP_DigestUpdate(md, magic, magic_len)
- || !EVP_DigestUpdate(md, "$", 1))
+ if (!EVP_DigestUpdate(md, ascii_dollar, 1)
+ || !EVP_DigestUpdate(md, ascii_magic, magic_len)
+ || !EVP_DigestUpdate(md, ascii_dollar, 1))
goto err;
- if (!EVP_DigestUpdate(md, salt_out, salt_len))
+ if (!EVP_DigestUpdate(md, ascii_salt, salt_len))
goto err;
md2 = EVP_MD_CTX_new();
if (md2 == NULL
|| !EVP_DigestInit_ex(md2, EVP_md5(), NULL)
|| !EVP_DigestUpdate(md2, passwd, passwd_len)
- || !EVP_DigestUpdate(md2, salt_out, salt_len)
+ || !EVP_DigestUpdate(md2, ascii_salt, salt_len)
|| !EVP_DigestUpdate(md2, passwd, passwd_len)
|| !EVP_DigestFinal_ex(md2, buf, NULL))
goto err;
- for (i = passwd_len; i > sizeof buf; i -= sizeof buf) {
- if (!EVP_DigestUpdate(md, buf, sizeof buf))
+ for (i = passwd_len; i > sizeof(buf); i -= sizeof(buf)) {
+ if (!EVP_DigestUpdate(md, buf, sizeof(buf)))
goto err;
}
if (!EVP_DigestUpdate(md, buf, i))
goto err;
if (!EVP_DigestUpdate(md2,
(i & 1) ? (unsigned const char *)passwd : buf,
- (i & 1) ? passwd_len : sizeof buf))
+ (i & 1) ? passwd_len : sizeof(buf)))
goto err;
if (i % 3) {
- if (!EVP_DigestUpdate(md2, salt_out, salt_len))
+ if (!EVP_DigestUpdate(md2, ascii_salt, salt_len))
goto err;
}
if (i % 7) {
}
if (!EVP_DigestUpdate(md2,
(i & 1) ? buf : (unsigned const char *)passwd,
- (i & 1) ? sizeof buf : passwd_len))
+ (i & 1) ? sizeof(buf) : passwd_len))
goto err;
if (!EVP_DigestFinal_ex(md2, buf, NULL))
goto err;
{
/* transform buf into output string */
- unsigned char buf_perm[sizeof buf];
+ unsigned char buf_perm[sizeof(buf)];
int dest, source;
char *output;
buf_perm[15] = buf[11];
# ifndef PEDANTIC /* Unfortunately, this generates a "no
* effect" warning */
- assert(16 == sizeof buf_perm);
+ assert(16 == sizeof(buf_perm));
# endif
output = salt_out + salt_len;
assert(output == out_buf + strlen(out_buf));
- *output++ = '$';
+ *output++ = ascii_dollar[0];
for (i = 0; i < 15; i += 3) {
*output++ = cov_2char[buf_perm[i + 2] & 0x3f];
*output++ = cov_2char[buf_perm[i] >> 6];
*output = 0;
assert(strlen(out_buf) < sizeof(out_buf));
+#ifdef CHARSET_EBCDIC
+ ascii2ebcdic(out_buf, out_buf, strlen(out_buf));
+#endif
}
return out_buf;
err:
+ OPENSSL_free(ascii_passwd);
EVP_MD_CTX_free(md2);
EVP_MD_CTX_free(md);
return NULL;
unsigned char buf[SHA512_DIGEST_LENGTH];
unsigned char temp_buf[SHA512_DIGEST_LENGTH];
size_t buf_size = 0;
- char salt_copy[17]; /* Max 16 chars plus '\0' */
+ char ascii_magic[2];
+ char ascii_salt[17]; /* Max 16 chars plus '\0' */
+ char *ascii_passwd = NULL;
size_t n;
EVP_MD_CTX *md = NULL, *md2 = NULL;
const EVP_MD *sha = NULL;
}
}
+ OPENSSL_strlcpy(ascii_magic, magic, sizeof(ascii_magic));
+#ifdef CHARSET_EBCDIC
+ if ((magic[0] & 0x80) != 0) /* High bit is 1 in EBCDIC alnums */
+ ebcdic2ascii(ascii_magic, ascii_magic, magic_len);
+#endif
+
/* The salt gets truncated to 16 chars */
- OPENSSL_strlcpy(salt_copy, salt, sizeof salt_copy);
- salt_len = strlen(salt_copy);
+ OPENSSL_strlcpy(ascii_salt, salt, sizeof(ascii_salt));
+ salt_len = strlen(ascii_salt);
+#ifdef CHARSET_EBCDIC
+ ebcdic2ascii(ascii_salt, ascii_salt, salt_len);
+#endif
+
+#ifdef CHARSET_EBCDIC
+ ascii_passwd = OPENSSL_strdup(passwd);
+ if (ascii_passwd == NULL)
+ return NULL;
+ ebcdic2ascii(ascii_passwd, ascii_passwd, passwd_len);
+ passwd = ascii_passwd;
+#endif
out_buf[0] = 0;
- OPENSSL_strlcat(out_buf, "$", sizeof out_buf);
- OPENSSL_strlcat(out_buf, magic, sizeof out_buf);
- OPENSSL_strlcat(out_buf, "$", sizeof out_buf);
+ OPENSSL_strlcat(out_buf, ascii_dollar, sizeof(out_buf));
+ OPENSSL_strlcat(out_buf, ascii_magic, sizeof(out_buf));
+ OPENSSL_strlcat(out_buf, ascii_dollar, sizeof(out_buf));
if (rounds_custom) {
char tmp_buf[80]; /* "rounds=999999999" */
sprintf(tmp_buf, "rounds=%u", rounds);
- OPENSSL_strlcat(out_buf, tmp_buf, sizeof out_buf);
- OPENSSL_strlcat(out_buf, "$", sizeof out_buf);
+#ifdef CHARSET_EBCDIC
+ /* In case we're really on a ASCII based platform and just pretend */
+ if (tmp_buf[0] != 0x72) /* ASCII 'r' */
+ ebcdic2ascii(tmp_buf, tmp_buf, strlen(tmp_buf));
+#endif
+ OPENSSL_strlcat(out_buf, tmp_buf, sizeof(out_buf));
+ OPENSSL_strlcat(out_buf, ascii_dollar, sizeof(out_buf));
}
- OPENSSL_strlcat(out_buf, salt_copy, sizeof out_buf);
+ OPENSSL_strlcat(out_buf, ascii_salt, sizeof(out_buf));
/* assert "$5$rounds=999999999$......salt......" */
if (strlen(out_buf) > 3 + 17 * rounds_custom + salt_len )
- return NULL;
+ goto err;
md = EVP_MD_CTX_new();
if (md == NULL
|| !EVP_DigestInit_ex(md, sha, NULL)
|| !EVP_DigestUpdate(md, passwd, passwd_len)
- || !EVP_DigestUpdate(md, salt_copy, salt_len))
+ || !EVP_DigestUpdate(md, ascii_salt, salt_len))
goto err;
md2 = EVP_MD_CTX_new();
if (md2 == NULL
|| !EVP_DigestInit_ex(md2, sha, NULL)
|| !EVP_DigestUpdate(md2, passwd, passwd_len)
- || !EVP_DigestUpdate(md2, salt_copy, salt_len)
+ || !EVP_DigestUpdate(md2, ascii_salt, salt_len)
|| !EVP_DigestUpdate(md2, passwd, passwd_len)
|| !EVP_DigestFinal_ex(md2, buf, NULL))
goto err;
goto err;
for (n = 16 + buf[0]; n > 0; n--)
- if (!EVP_DigestUpdate(md2, salt, salt_len))
+ if (!EVP_DigestUpdate(md2, ascii_salt, salt_len))
goto err;
if (!EVP_DigestFinal_ex(md2, temp_buf, NULL))
s_bytes = NULL;
cp = out_buf + strlen(out_buf);
- *cp++ = '$';
+ *cp++ = ascii_dollar[0];
# define b64_from_24bit(B2, B1, B0, N) \
do { \
} \
} while (0)
- switch (*magic) {
+ switch (magic[0]) {
case '5':
b64_from_24bit (buf[0], buf[10], buf[20], 4);
b64_from_24bit (buf[21], buf[1], buf[11], 4);
goto err;
}
*cp = '\0';
+#ifdef CHARSET_EBCDIC
+ ascii2ebcdic(out_buf, out_buf, strlen(out_buf));
+#endif
return out_buf;
EVP_MD_CTX_free(md);
OPENSSL_free(p_bytes);
OPENSSL_free(s_bytes);
+ OPENSSL_free(ascii_passwd);
return NULL;
}
/* first make sure we have a salt */
if (!passed_salt) {
+ size_t saltlen = 0;
+ size_t i;
+
#ifndef OPENSSL_NO_DES
- if (mode == passwd_crypt) {
- if (*salt_malloc_p == NULL)
- *salt_p = *salt_malloc_p = app_malloc(3, "salt buffer");
- if (RAND_bytes((unsigned char *)*salt_p, 2) <= 0)
- goto end;
- (*salt_p)[0] = cov_2char[(*salt_p)[0] & 0x3f]; /* 6 bits */
- (*salt_p)[1] = cov_2char[(*salt_p)[1] & 0x3f]; /* 6 bits */
- (*salt_p)[2] = 0;
-# ifdef CHARSET_EBCDIC
- ascii2ebcdic(*salt_p, *salt_p, 2); /* des_crypt will convert back
- * to ASCII */
-# endif
- }
+ if (mode == passwd_crypt)
+ saltlen = 2;
#endif /* !OPENSSL_NO_DES */
- if (mode == passwd_md5 || mode == passwd_apr1 || mode == passwd_aixmd5) {
- int i;
+ if (mode == passwd_md5 || mode == passwd_apr1 || mode == passwd_aixmd5)
+ saltlen = 8;
- if (*salt_malloc_p == NULL)
- *salt_p = *salt_malloc_p = app_malloc(9, "salt buffer");
- if (RAND_bytes((unsigned char *)*salt_p, 8) <= 0)
- goto end;
-
- for (i = 0; i < 8; i++)
- (*salt_p)[i] = cov_2char[(*salt_p)[i] & 0x3f]; /* 6 bits */
- (*salt_p)[8] = 0;
- }
+ if (mode == passwd_sha256 || mode == passwd_sha512)
+ saltlen = 16;
- if (mode == passwd_sha256 || mode == passwd_sha512) {
- int i;
+ assert(saltlen != 0);
- if (*salt_malloc_p == NULL)
- *salt_p = *salt_malloc_p = app_malloc(17, "salt buffer");
- if (RAND_bytes((unsigned char *)*salt_p, 16) <= 0)
- goto end;
+ if (*salt_malloc_p == NULL)
+ *salt_p = *salt_malloc_p = app_malloc(saltlen + 1, "salt buffer");
+ if (RAND_bytes((unsigned char *)*salt_p, saltlen) <= 0)
+ goto end;
- for (i = 0; i < 16; i++)
- (*salt_p)[i] = cov_2char[(*salt_p)[i] & 0x3f]; /* 6 bits */
- (*salt_p)[16] = 0;
- }
+ for (i = 0; i < saltlen; i++)
+ (*salt_p)[i] = cov_2char[(*salt_p)[i] & 0x3f]; /* 6 bits */
+ (*salt_p)[i] = 0;
+# ifdef CHARSET_EBCDIC
+ /* The password encryption funtion will convert back to ASCII */
+ ascii2ebcdic(*salt_p, *salt_p, saltlen);
+# endif
}
assert(*salt_p != NULL);