File openssl-fips_cavs_pad_with_zeroes.patch of Package openssl.4936

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File openssl-fips_cavs_pad_with_zeroes.patch of Package openssl.4936

Index: openssl-1.0.2j/crypto/fips/fips_rsagtest.c
===================================================================
--- openssl-1.0.2j.orig/crypto/fips/fips_rsagtest.c	2017-05-04 20:57:44.099237241 +0200
+++ openssl-1.0.2j/crypto/fips/fips_rsagtest.c	2017-05-04 20:58:13.159687179 +0200
@@ -585,7 +585,7 @@ int rsa_PrimeGen(FILE *out, FILE *in)
 				do_bn_print_name(out, "p", rsa->p);
 				do_bn_print_name(out, "q", rsa->q);
 				do_bn_print_name(out, "n", rsa->n);
-				do_bn_print_name(out, "d", rsa->d);
+				do_bn_print_name_pad(out, "d", rsa->d, mod);
 				FIPS_rsa_free(rsa);
 				rsa = NULL;
 				}
Index: openssl-1.0.2j/crypto/fips/fips_utl.h
===================================================================
--- openssl-1.0.2j.orig/crypto/fips/fips_utl.h	2017-05-04 20:57:44.099237241 +0200
+++ openssl-1.0.2j/crypto/fips/fips_utl.h	2017-05-04 20:57:44.131237737 +0200
@@ -74,7 +74,9 @@ int hex2bin(const char *in, unsigned cha
 unsigned char *hex2bin_m(const char *in, long *plen);
 int do_hex2bn(BIGNUM **pr, const char *in);
 int do_bn_print(FILE *out, const BIGNUM *bn);
+int do_bn_print_pad(FILE *out, const BIGNUM *bn, int padbits);
 int do_bn_print_name(FILE *out, const char *name, const BIGNUM *bn);
+int do_bn_print_name_pad(FILE *out, const char *name, const BIGNUM *bn, int padbits);
 int parse_line(char **pkw, char **pval, char *linebuf, char *olinebuf);
 int parse_line2(char **pkw, char **pval, char *linebuf, char *olinebuf, int eol);
 BIGNUM *hex2bn(const char *in);
@@ -291,6 +293,43 @@ int do_bn_print_name(FILE *out, const ch
 	if (!r)
 		return 0;
 	fputs(RESP_EOL, out);
+	return 1;
+	}
+
+int do_bn_print_pad(FILE *out, const BIGNUM *bn, int padbits)
+	{
+	int len, i;
+	unsigned char *tmp;
+	len = BN_num_bytes(bn);
+	if (len == 0)
+		{
+		fputs("00", out);
+		return 1;
+		}
+
+	tmp = OPENSSL_malloc(len);
+	if (!tmp)
+		{
+		fprintf(stderr, "Memory allocation error\n");
+		return 0;
+		}
+	BN_bn2bin(bn, tmp);
+	for (i = 0; i < padbits/BN_BYTES - len; i++)
+		fprintf(out, "%02x", 0);
+	for (i = 0; i < len; i++)
+		fprintf(out, "%02x", tmp[i]);
+	OPENSSL_free(tmp);
+	return 1;
+	}
+
+int do_bn_print_name_pad(FILE *out, const char *name, const BIGNUM *bn, int padbits)
+	{
+	int r;
+	fprintf(out, "%s = ", name);
+	r = do_bn_print_pad(out, bn, padbits);
+	if (!r)
+		return 0;
+	fputs(RESP_EOL, out);
 	return 1;
 	}

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File openssl-fips_cavs_pad_with_zeroes.patch of Package openssl.4936

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