-#ifndef OPENSSL_NO_DH
-#ifndef OPENSSL_NO_FP_API
-int DHparams_print_fp(FILE *fp, const DH *x)
- {
- BIO *b;
- int ret;
-
- if ((b=BIO_new(BIO_s_file())) == NULL)
- {
- DHerr(DH_F_DHPARAMS_PRINT_FP,ERR_R_BUF_LIB);
- return(0);
- }
- BIO_set_fp(b,fp,BIO_NOCLOSE);
- ret=DHparams_print(b, x);
- BIO_free(b);
- return(ret);
- }
-#endif
-
-int DHparams_print(BIO *bp, const DH *x)
- {
- unsigned char *m=NULL;
- int reason=ERR_R_BUF_LIB,i,ret=0;
-
- i=BN_num_bytes(x->p);
- m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10);
- if (m == NULL)
- {
- reason=ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
- if (BIO_printf(bp,"Diffie-Hellman-Parameters: (%d bit)\n",
- BN_num_bits(x->p)) <= 0)
- goto err;
- if (!print(bp,"prime:",x->p,m,4)) goto err;
- if (!print(bp,"generator:",x->g,m,4)) goto err;
- if (x->length != 0)
- {
- if (BIO_printf(bp," recommended-private-length: %d bits\n",
- (int)x->length) <= 0) goto err;
- }
- ret=1;
- if (0)
- {
-err:
- DHerr(DH_F_DHPARAMS_PRINT,reason);
- }
- if (m != NULL) OPENSSL_free(m);
- return(ret);
- }
-#endif
-
-#ifndef OPENSSL_NO_DSA
-#ifndef OPENSSL_NO_FP_API
-int DSAparams_print_fp(FILE *fp, const DSA *x)
- {
- BIO *b;
- int ret;
-
- if ((b=BIO_new(BIO_s_file())) == NULL)
- {
- DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB);
- return(0);
- }
- BIO_set_fp(b,fp,BIO_NOCLOSE);
- ret=DSAparams_print(b, x);
- BIO_free(b);
- return(ret);
- }
-#endif
-
-int DSAparams_print(BIO *bp, const DSA *x)
- {
- unsigned char *m=NULL;
- int reason=ERR_R_BUF_LIB,i,ret=0;
-
- i=BN_num_bytes(x->p);
- m=(unsigned char *)OPENSSL_malloc((unsigned int)i+10);
- if (m == NULL)
- {
- reason=ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
- if (BIO_printf(bp,"DSA-Parameters: (%d bit)\n",
- BN_num_bits(x->p)) <= 0)
- goto err;
- if (!print(bp,"p:",x->p,m,4)) goto err;
- if (!print(bp,"q:",x->q,m,4)) goto err;
- if (!print(bp,"g:",x->g,m,4)) goto err;
- ret=1;
-err:
- if (m != NULL) OPENSSL_free(m);
- DSAerr(DSA_F_DSAPARAMS_PRINT,reason);
- return(ret);
- }
-
-#endif /* !OPENSSL_NO_DSA */
-
-#ifndef OPENSSL_NO_ECDSA
-#ifndef OPENSSL_NO_FP_API
-int ECDSAParameters_print_fp(FILE *fp, const ECDSA *x)
- {
- BIO *b;
- int ret;
-
- if ((b=BIO_new(BIO_s_file())) == NULL)
- {
- ECDSAerr(ECDSA_F_ECDSAPARAMETERS_PRINT_FP, ERR_R_BIO_LIB);
- return(0);
- }
- BIO_set_fp(b, fp, BIO_NOCLOSE);
- ret = ECDSAParameters_print(b, x);
- BIO_free(b);
- return(ret);
- }
-#endif
-
-int ECDSAParameters_print(BIO *bp, const ECDSA *x)
- {
- unsigned char *buffer=NULL;
- int buf_len;
- int reason=ERR_R_EC_LIB, i, ret=0;
- BIGNUM *tmp_1=NULL, *tmp_2=NULL, *tmp_3=NULL, *tmp_4=NULL,
- *tmp_5=NULL, *tmp_6=NULL;
- BN_CTX *ctx=NULL;
- EC_POINT *point=NULL;
-
- /* TODO: fields other than prime fields */
- if (!x || !x->group)
- {
- reason = ECDSA_R_MISSING_PARAMETERS;
- goto err;
- }
- if ((tmp_1 = BN_new()) == NULL || (tmp_2 = BN_new()) == NULL ||
- (tmp_3 = BN_new()) == NULL || (tmp_5 = BN_new()) == NULL ||
- (tmp_6 = BN_new()) == NULL || (ctx = BN_CTX_new()) == NULL)
- {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
- if (!EC_GROUP_get_curve_GFp(x->group, tmp_1, tmp_2, tmp_3, ctx)) goto err;
- if ((point = EC_GROUP_get0_generator(x->group)) == NULL) goto err;
- if (!EC_GROUP_get_order(x->group, tmp_5, ctx)) goto err;
- if (!EC_GROUP_get_cofactor(x->group, tmp_6, ctx)) goto err;
-
- if ((tmp_4 = EC_POINT_point2bn(x->group, point,
- ECDSA_get_conversion_form(x), NULL, ctx)) == NULL)
- {
- reason = ERR_R_EC_LIB;
- goto err;
- }
-
- buf_len = BN_num_bytes(tmp_1);
- if (buf_len < (i = BN_num_bytes(tmp_2))) buf_len = i;
- if (buf_len < (i = BN_num_bytes(tmp_3))) buf_len = i;
- if (buf_len < (i = BN_num_bytes(tmp_4))) buf_len = i;
- if (buf_len < (i = BN_num_bytes(tmp_5))) buf_len = i;
- if (buf_len < (i = BN_num_bytes(tmp_6))) buf_len = i;
- buf_len += 10;
- if ((buffer = OPENSSL_malloc(buf_len)) == NULL)
- {
- reason=ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
- if (BIO_printf(bp, "ECDSA-Parameters: (%d bit)\n", BN_num_bits(tmp_1)) <= 0) goto err;
- if (!print(bp, "Prime p:", tmp_1, buffer, 4)) goto err;
- if (!print(bp, "Curve a:", tmp_2, buffer, 4)) goto err;
- if (!print(bp, "Curve b:", tmp_3, buffer, 4)) goto err;
- if (!print(bp, "Generator (compressed):", tmp_4, buffer, 4)) goto err;
- if (!print(bp, "Order:", tmp_5, buffer, 4)) goto err;
- if (!print(bp, "Cofactor:", tmp_6, buffer, 4)) goto err;
- ret=1;
-err:
- if (tmp_1) BN_free(tmp_1);
- if (tmp_2) BN_free(tmp_2);
- if (tmp_3) BN_free(tmp_3);
- if (tmp_4) BN_free(tmp_4);
- if (tmp_5) BN_free(tmp_5);
- if (tmp_6) BN_free(tmp_6);
- if (ctx) BN_CTX_free(ctx);
- if (buffer) OPENSSL_free(buffer);
- ECDSAerr(ECDSA_F_ECDSAPARAMETERS_PRINT, reason);
- return(ret);
- }
-
-#endif
+int ASN1_bn_print(BIO *bp, const char *number, const BIGNUM *num,
+ unsigned char *ign, int indent)
+{
+ int n, rv = 0;
+ const char *neg;
+ unsigned char *buf = NULL, *tmp = NULL;
+ int buflen;
+
+ if (num == NULL)
+ return 1;
+ neg = BN_is_negative(num) ? "-" : "";
+ if (!BIO_indent(bp, indent, ASN1_PRINT_MAX_INDENT))
+ return 0;
+ if (BN_is_zero(num)) {
+ if (BIO_printf(bp, "%s 0\n", number) <= 0)
+ return 0;
+ return 1;
+ }
+
+ if (BN_num_bytes(num) <= BN_BYTES) {
+ if (BIO_printf(bp, "%s %s%lu (%s0x%lx)\n", number, neg,
+ (unsigned long)bn_get_words(num)[0], neg,
+ (unsigned long)bn_get_words(num)[0]) <= 0)
+ return 0;
+ return 1;
+ }
+
+ buflen = BN_num_bytes(num) + 1;
+ buf = tmp = OPENSSL_malloc(buflen);
+ if (buf == NULL)
+ goto err;
+ buf[0] = 0;
+ if (BIO_printf(bp, "%s%s\n", number,
+ (neg[0] == '-') ? " (Negative)" : "") <= 0)
+ goto err;
+ n = BN_bn2bin(num, buf + 1);
+
+ if (buf[1] & 0x80)
+ n++;
+ else
+ tmp++;
+
+ if (ASN1_buf_print(bp, tmp, n, indent + 4) == 0)
+ goto err;
+ rv = 1;
+ err:
+ OPENSSL_clear_free(buf, buflen);
+ return rv;
+}