Commit 3cea73a7 authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

Fix print of ASN.1 BIGNUM type. 



The ASN.1 BIGNUM type needs to be handled in a custom way as it is
not a generic ASN1_STRING type.

Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
parent 23dd09b5

crypto/asn1/x_bignum.c

+16 −2
Original line number Diff line number Diff line
@@ -31,6 +31,8 @@ static int bn_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, 
                  int utype, char *free_cont, const ASN1_ITEM *it);

static int bn_secure_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len,

                         int utype, char *free_cont, const ASN1_ITEM *it);

static int bn_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it,

                    int indent, const ASN1_PCTX *pctx);



static ASN1_PRIMITIVE_FUNCS bignum_pf = {

    NULL, 0,
@@ -38,7 +40,8 @@ static ASN1_PRIMITIVE_FUNCS bignum_pf = { 
    bn_free,

    0,

    bn_c2i,

    bn_i2c

    bn_i2c,

    bn_print

};



static ASN1_PRIMITIVE_FUNCS cbignum_pf = {
@@ -47,7 +50,8 @@ static ASN1_PRIMITIVE_FUNCS cbignum_pf = { 
    bn_free,

    0,

    bn_secure_c2i,

    bn_i2c

    bn_i2c,

    bn_print

};



ASN1_ITEM_start(BIGNUM)
@@ -130,3 +134,13 @@ static int bn_secure_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, 
        bn_secure_new(pval, it);

    return bn_c2i(pval, cont, len, utype, free_cont, it);

}



static int bn_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it,

                    int indent, const ASN1_PCTX *pctx)

{

    if (!BN_print(out, *(BIGNUM **)pval))

        return 0;

    if (BIO_puts(out, "\n") <= 0)

        return 0;

    return 1;

}