Due to recent debugging bursts, openssl should be more or less solid

[openssl.git] / crypto / bn / bn_print.c

diff --git a/crypto/bn/bn_print.c b/crypto/bn/bn_print.c
index 5f46b1826c03e706cdc36c399cedd3d6a9857f26..4bc51d3033b92b849da4c031142ae4d178386280 100644 (file)
--- a/crypto/bn/bn_print.c
+++ b/crypto/bn/bn_print.c
@@ -79,7 +79,7 @@ char *BN_bn2hex(const BIGNUM *a)
                }
        p=buf;
        if (a->neg) *(p++)='-';
-       if (a->top == 0) *(p++)='0';
+       if (BN_is_zero(a)) *(p++)='0';
        for (i=a->top-1; i >=0; i--)
                {
                for (j=BN_BITS2-8; j >= 0; j-=8)
@@ -122,7 +122,7 @@ char *BN_bn2dec(const BIGNUM *a)
        p=buf;
        lp=bn_data;
        if (t->neg) *(p++)='-';
-       if (t->top == 0)
+       if (BN_is_zero(t))
                {
                *(p++)='0';
                *(p++)='\0';
@@ -210,10 +210,11 @@ int BN_hex2bn(BIGNUM **bn, const char *a)
                j-=(BN_BYTES*2);
                }
        ret->top=h;
-       bn_fix_top(ret);
+       bn_correct_top(ret);
        ret->neg=neg;
 
        *bn=ret;
+       bn_check_top(ret);
        return(num);
 err:
        if (*bn == NULL) BN_free(ret);
@@ -269,8 +270,9 @@ int BN_dec2bn(BIGNUM **bn, const char *a)
                }
        ret->neg=neg;
 
-       bn_fix_top(ret);
+       bn_correct_top(ret);
        *bn=ret;
+       bn_check_top(ret);
        return(num);
 err:
        if (*bn == NULL) BN_free(ret);
@@ -299,7 +301,7 @@ int BN_print(BIO *bp, const BIGNUM *a)
        int ret=0;
 
        if ((a->neg) && (BIO_write(bp,"-",1) != 1)) goto end;
-       if ((a->top == 0) && (BIO_write(bp,"0",1) != 1)) goto end;
+       if (BN_is_zero(a) && (BIO_write(bp,"0",1) != 1)) goto end;
        for (i=a->top-1; i >=0; i--)
                {
                for (j=BN_BITS2-4; j >= 0; j-=4)