1 /* ====================================================================
2 * Copyright (c) 2011 The OpenSSL Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
16 * 3. All advertising materials mentioning features or use of this
17 * software must display the following acknowledgment:
18 * "This product includes software developed by the OpenSSL Project
19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
22 * endorse or promote products derived from this software without
23 * prior written permission. For written permission, please contact
24 * openssl-core@openssl.org.
26 * 5. Products derived from this software may not be called "OpenSSL"
27 * nor may "OpenSSL" appear in their names without prior written
28 * permission of the OpenSSL Project.
30 * 6. Redistributions of any form whatsoever must retain the following
32 * "This product includes software developed by the OpenSSL Project
33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
38 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
46 * OF THE POSSIBILITY OF SUCH DAMAGE.
53 #define OPENSSL_FIPSAPI
55 #include <openssl/fips_rand.h>
56 #include <openssl/objects.h>
58 #ifdef OPENSSL_SYS_WIN32
61 #define RESP_EOL "\r\n"
64 #ifndef FIPS_AUTH_OFFICER_PASS
65 #define FIPS_AUTH_OFFICER_PASS "Default FIPS Crypto Officer Password"
68 #ifndef FIPS_AUTH_USER_PASS
69 #define FIPS_AUTH_USER_PASS "Default FIPS Crypto User Password"
73 int hex2bin(const char *in, unsigned char *out);
74 unsigned char *hex2bin_m(const char *in, long *plen);
75 int do_hex2bn(BIGNUM **pr, const char *in);
76 int do_bn_print(FILE *out, const BIGNUM *bn);
77 int do_bn_print_name(FILE *out, const char *name, const BIGNUM *bn);
78 int parse_line(char **pkw, char **pval, char *linebuf, char *olinebuf);
79 int parse_line2(char **pkw, char **pval, char *linebuf, char *olinebuf, int eol);
80 BIGNUM *hex2bn(const char *in);
81 int tidy_line(char *linebuf, char *olinebuf);
82 int copy_line(const char *in, FILE *ofp);
83 int bint2bin(const char *in, int len, unsigned char *out);
84 int bin2bint(const unsigned char *in,int len,char *out);
85 void PrintValue(char *tag, unsigned char *val, int len);
86 void OutputValue(char *tag, unsigned char *val, int len, FILE *rfp,int bitmode);
87 void fips_algtest_init(void);
88 void do_entropy_stick(void);
89 int fips_strncasecmp(const char *str1, const char *str2, size_t n);
90 int fips_strcasecmp(const char *str1, const char *str2);
94 static void put_err_cb(int lib, int func,int reason,const char *file,int line)
98 fprintf(stderr, "ERROR:%08lX:lib=%d,func=%d,reason=%d"
100 ERR_PACK(lib, func, reason),
101 lib, func, reason, file, line);
104 static void add_err_cb(int num, va_list args)
111 for (i = 0; i < num; i++)
113 str = va_arg(args, char *);
120 /* Dummy Entropy to keep DRBG happy. WARNING: THIS IS TOTALLY BOGUS
121 * HAS ZERO SECURITY AND MUST NOT BE USED IN REAL APPLICATIONS.
124 static unsigned char dummy_entropy[1024];
126 static size_t dummy_cb(DRBG_CTX *ctx, unsigned char **pout,
127 int entropy, size_t min_len, size_t max_len)
129 *pout = dummy_entropy;
133 static int entropy_stick = 0;
135 static void fips_algtest_init_nofips(void)
139 FIPS_set_error_callbacks(put_err_cb, add_err_cb);
140 for (i = 0; i < sizeof(dummy_entropy); i++)
141 dummy_entropy[i] = i & 0xff;
143 memcpy(dummy_entropy + 32, dummy_entropy + 16, 16);
144 ctx = FIPS_get_default_drbg();
145 FIPS_drbg_init(ctx, NID_aes_256_ctr, DRBG_FLAG_CTR_USE_DF);
146 FIPS_drbg_set_callbacks(ctx, dummy_cb, 0, 16, dummy_cb, 0);
147 FIPS_drbg_instantiate(ctx, dummy_entropy, 10);
148 FIPS_rand_set_method(FIPS_drbg_method());
151 void do_entropy_stick(void)
156 void fips_algtest_init(void)
158 fips_algtest_init_nofips();
159 if (!FIPS_module_mode_set(1, FIPS_AUTH_USER_PASS))
161 fprintf(stderr, "Error entering FIPS mode\n");
166 int hex2bin(const char *in, unsigned char *out)
168 int n1, n2, isodd = 0;
172 if (in[n1 - 1] == '\n')
178 for (n1=0,n2=0 ; in[n1] && in[n1] != '\n' ; )
180 if ((in[n1] >= '0') && (in[n1] <= '9'))
182 else if ((in[n1] >= 'A') && (in[n1] <= 'F'))
183 ch = in[n1++] - 'A' + 10;
184 else if ((in[n1] >= 'a') && (in[n1] <= 'f'))
185 ch = in[n1++] - 'a' + 10;
193 /* If input is odd length first digit is least significant: assumes
194 * all digits valid hex and null terminated which is true for the
197 if (n1 == 1 && isodd)
204 if ((in[n1] >= '0') && (in[n1] <= '9'))
206 else if ((in[n1] >= 'A') && (in[n1] <= 'F'))
207 ch = in[n1++] - 'A' + 10;
208 else if ((in[n1] >= 'a') && (in[n1] <= 'f'))
209 ch = in[n1++] - 'a' + 10;
217 unsigned char *hex2bin_m(const char *in, long *plen)
223 return OPENSSL_malloc(1);
225 p = OPENSSL_malloc((strlen(in) + 1)/2);
226 *plen = hex2bin(in, p);
230 int do_hex2bn(BIGNUM **pr, const char *in)
235 p = hex2bin_m(in, &plen);
242 if (BN_bin2bn(p, plen, *pr))
248 int do_bn_print(FILE *out, const BIGNUM *bn)
252 len = BN_num_bytes(bn);
259 tmp = OPENSSL_malloc(len);
262 fprintf(stderr, "Memory allocation error\n");
266 for (i = 0; i < len; i++)
267 fprintf(out, "%02x", tmp[i]);
272 int do_bn_print_name(FILE *out, const char *name, const BIGNUM *bn)
275 fprintf(out, "%s = ", name);
276 r = do_bn_print(out, bn);
279 fputs(RESP_EOL, out);
283 int parse_line(char **pkw, char **pval, char *linebuf, char *olinebuf)
285 return parse_line2(pkw, pval, linebuf, olinebuf, 1);
288 int parse_line2(char **pkw, char **pval, char *linebuf, char *olinebuf, int eol)
290 char *keyword, *value, *p, *q;
291 strcpy(linebuf, olinebuf);
293 /* Skip leading space */
294 while (isspace((unsigned char)*keyword))
297 /* Look for = sign */
298 p = strchr(linebuf, '=');
306 /* Remove trailing space */
307 while (isspace((unsigned char)*q))
313 /* Remove leading space from value */
314 while (isspace((unsigned char)*value))
317 /* Remove trailing space from value */
318 p = value + strlen(value) - 1;
320 if (eol && *p != '\n')
321 fprintf(stderr, "Warning: missing EOL\n");
323 while (*p == '\n' || isspace((unsigned char)*p))
331 BIGNUM *hex2bn(const char *in)
335 if (!do_hex2bn(&p, in))
341 /* To avoid extensive changes to test program at this stage just convert
342 * the input line into an acceptable form. Keyword lines converted to form
343 * "keyword = value\n" no matter what white space present, all other lines
344 * just have leading and trailing space removed.
347 int tidy_line(char *linebuf, char *olinebuf)
349 char *keyword, *value, *p, *q;
350 strcpy(linebuf, olinebuf);
352 /* Skip leading space */
353 while (isspace((unsigned char)*keyword))
355 /* Look for = sign */
356 p = strchr(linebuf, '=');
358 /* If no '=' just chop leading, trailing ws */
361 p = keyword + strlen(keyword) - 1;
362 while (*p == '\n' || isspace((unsigned char)*p))
364 strcpy(olinebuf, keyword);
365 strcat(olinebuf, "\n");
371 /* Remove trailing space */
372 while (isspace((unsigned char)*q))
378 /* Remove leading space from value */
379 while (isspace((unsigned char)*value))
382 /* Remove trailing space from value */
383 p = value + strlen(value) - 1;
385 while (*p == '\n' || isspace((unsigned char)*p))
388 strcpy(olinebuf, keyword);
389 strcat(olinebuf, " = ");
390 strcat(olinebuf, value);
391 strcat(olinebuf, "\n");
395 /* Copy supplied line to ofp replacing \n with \r\n */
396 int copy_line(const char *in, FILE *ofp)
399 p = strchr(in, '\n');
402 fwrite(in, 1, (size_t)(p - in), ofp);
403 fputs(RESP_EOL, ofp);
410 /* NB: this return the number of _bits_ read */
411 int bint2bin(const char *in, int len, unsigned char *out)
416 for(n=0 ; n < len ; ++n)
418 out[n/8]|=(0x80 >> (n%8));
422 int bin2bint(const unsigned char *in,int len,char *out)
426 for(n=0 ; n < len ; ++n)
427 out[n]=(in[n/8]&(0x80 >> (n%8))) ? '1' : '0';
431 /*-----------------------------------------------*/
433 void PrintValue(char *tag, unsigned char *val, int len)
436 OutputValue(tag, val, len, stdout, 0);
440 void OutputValue(char *tag, unsigned char *val, int len, FILE *rfp,int bitmode)
447 olen=bin2bint(val,len,obuf);
448 fprintf(rfp, "%s = %.*s" RESP_EOL, tag, olen, obuf);
453 fprintf(rfp, "%s = ", tag);
454 for (i = 0; i < len; i++)
455 fprintf(rfp, "%02x", val[i]);
456 fputs(RESP_EOL, rfp);
460 printf("%s = %.*s\n", tag, olen, obuf);
464 /* Not all platforms support strcasecmp and strncasecmp: implement versions
465 * in here to avoid need to include them in the validated module. Taken
466 * from crypto/o_str.c written by Richard Levitte (richard@levitte.org)
469 int fips_strncasecmp(const char *str1, const char *str2, size_t n)
471 while (*str1 && *str2 && n)
473 int res = toupper(*str1) - toupper(*str2);
474 if (res) return res < 0 ? -1 : 1;
488 int fips_strcasecmp(const char *str1, const char *str2)
490 return fips_strncasecmp(str1, str2, (size_t)-1);