Commit 870694b3 authored by Bodo Möller's avatar Bodo Möller
Browse files

fix 'ecdsaparam -C'

parent 87a4b4d1

apps/ecdsaparam.c

+21 −17
Original line number Diff line number Diff line
@@ -414,7 +414,7 @@ bad: 
			if ((i%12) == 0) printf("\n\t");

			printf("0x%02X,",data[i]);

		}

		printf("\n\t};\n");

		printf("\n\t};\n\n");



		l = BN_bn2bin(tmp_2, data);

		printf("static unsigned char ecdsa%d_a[]={",bits_p);
@@ -434,34 +434,34 @@ bad: 
		}

		printf("\n\t};\n\n");



		l = BN_bn2bin(tmp_3, data);

		l = BN_bn2bin(tmp_4, data);

		printf("static unsigned char ecdsa%d_x[]={", bits_p);

		for (i=0; i<l; i++)

		{

			if ((i%12) == 0) printf("\n\t");

			printf("0x%02X,",data[i]);

		}

		printf("\n\t};\n\n");

		printf("\n\t};\n");



		l = BN_bn2bin(tmp_3, data);

		l = BN_bn2bin(tmp_5, data);

		printf("static unsigned char ecdsa%d_y[]={", bits_p);

		for (i=0; i<l; i++)

		{

			if ((i%12) == 0) printf("\n\t");

			printf("0x%02X,",data[i]);

		}

		printf("\n\t};\n\n");

		printf("\n\t};\n");



		l = BN_bn2bin(tmp_3, data);

		l = BN_bn2bin(tmp_6, data);

		printf("static unsigned char ecdsa%d_o[]={", bits_p);

		for (i=0; i<l; i++)

		{

			if ((i%12) == 0) printf("\n\t");

			printf("0x%02X,",data[i]);

		}

		printf("\n\t};\n\n");

		printf("\n\t};\n");



		l = BN_bn2bin(tmp_3, data);

		l = BN_bn2bin(tmp_7, data);

		printf("static unsigned char ecdsa%d_c[]={", bits_p);

		for (i=0; i<l; i++)

		{
@@ -470,30 +470,34 @@ bad: 
		}

		printf("\n\t};\n\n");



		/* FIXME:

		 * generated code should check for errors

		 */



		printf("ECDSA *get_ecdsa%d(void)\n\t{\n",bits_p);

		printf("\tECDSA    *ecdsa=NULL;\n");

		printf("\tEC_POINT *point=NULL;\n");

		printf("\tBIGNUM   *tmp_1=NULL,*tmp_2=NULL,*tmp_3=NULL;\n\n");

		printf("\tif ((ecdsa=ECDSA_new()) == NULL)\n");

		printf("\t\treturn(NULL);\n");

		printf("\t/* first : generate EC_GROUP-structure */\n");

		printf("\t\treturn(NULL);\n\n");

		printf("\t/* generate EC_GROUP structure */\n");

		printf("\ttmp_1 = BN_bin2bn(ecdsa%d_p, sizeof(ecdsa%d_p), NULL);\n", bits_p, bits_p);

		printf("\ttmp_2 = BN_bin2bn(ecdsa%d_a, sizeof(ecdsa%d_a), NULL);\n", bits_p, bits_p);

		printf("\ttmp_3 = BN_bin2bn(ecdsa%d_b, sizeof(ecdsa%d_b), NULL);\n", bits_p, bits_p);

		printf("\tecdsa->group = EC_GROUP_new_curve_GFp(tmp_1, tmp_2, tmp_3, NULL);\n");

		printf("\t/* second : set coordinates of the generating point */\n");

		printf("\tecdsa->group = EC_GROUP_new_curve_GFp(tmp_1, tmp_2, tmp_3, NULL);\n\n");

		printf("\t/* build generator */\n");

		printf("\tBN_bin2bn(ecdsa%d_x, sizeof(ecdsa%d_x), tmp_1);\n", bits_p, bits_p);

		printf("\tBN_bin2bn(ecdsa%d_y, sizeof(ecdsa%d_y), tmp_2);\n", bits_p, bits_p);

		printf("\tif ((point = EC_POINT_new(ecdsa->group)) == NULL)\n");

		printf("\t{\n\t\tECDSA_free(ecdsa); BN_free(tmp_1); BN_free(tmp_2); BN_free(tmp_3);\n");

		printf("\t\treturn(NULL);\n\t}\n");

		printf("\t\t{\n\t\tECDSA_free(ecdsa); BN_free(tmp_1); BN_free(tmp_2); BN_free(tmp_3);\n");

		printf("\t\treturn(NULL);\n\t\t}\n");

		printf("\tEC_POINT_set_affine_coordinates_GFp(ecdsa->group, point, tmp_1, tmp_2, NULL);\n");

		printf("\t/* and finally : insert the generating point and its order in the EC_GROUP-structure */\n");

		printf("\t/* set generator, order and cofactor */\n");

		printf("\tBN_bin2bn(ecdsa%d_o, sizeof(ecdsa%d_o), tmp_1);\n", bits_p, bits_p);

		printf("\tBN_bin2bn(ecdsa%d_c, sizeof(ecdsa%d_c), tmp_2);\n", bits_p, bits_p);

		printf("\tEC_GROUP_set_generator(ecdsa->group, point, tmp_1, tmp_2);\n");

		printf("\tBN_free(tmp_1); BN_free(tmp_2); BN_free(tmp_3);\n");

		printf("\tEC_POINT_free(point);\n");

		printf("\tEC_POINT_free(point);\n\n");

		printf("\treturn(ecdsa);\n\t}\n");

	}