#include "cryptlib.h"
#include <openssl/asn1.h>
-ASN1_BIT_STRING *ASN1_BIT_STRING_new(void)
-{ return M_ASN1_BIT_STRING_new(); }
-
-void ASN1_BIT_STRING_free(ASN1_BIT_STRING *x)
-{ M_ASN1_BIT_STRING_free(x); }
-
int ASN1_BIT_STRING_set(ASN1_BIT_STRING *x, unsigned char *d, int len)
{ return M_ASN1_BIT_STRING_set(x, d, len); }
-int i2d_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
-{
- int len, ret;
- len = i2c_ASN1_BIT_STRING(a, NULL);
- ret=ASN1_object_size(0,len,V_ASN1_BIT_STRING);
- if(pp) {
- ASN1_put_object(pp,0,ret,V_ASN1_BIT_STRING,V_ASN1_UNIVERSAL);
- i2c_ASN1_BIT_STRING(a, pp);
- }
- return ret;
-}
-
int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
{
int ret,j,bits,len;
if (a == NULL) return(0);
len=a->length;
- ret=1+len;
- if (pp == NULL) return(ret);
if (len > 0)
{
}
else
bits=0;
+
+ ret=1+len;
+ if (pp == NULL) return(ret);
+
p= *pp;
*(p++)=(unsigned char)bits;
return(ret);
}
-
-/* Convert DER encoded ASN1 BIT_STRING to ASN1_BIT_STRING structure */
-ASN1_BIT_STRING *d2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a, unsigned char **pp,
- long length)
-{
- unsigned char *p;
- long len;
- int i;
- int inf,tag,xclass;
- ASN1_BIT_STRING *ret;
-
- p= *pp;
- inf=ASN1_get_object(&p,&len,&tag,&xclass,length);
- if (inf & 0x80)
- {
- i=ASN1_R_BAD_OBJECT_HEADER;
- goto err;
- }
-
- if (tag != V_ASN1_BIT_STRING)
- {
- i=ASN1_R_EXPECTING_A_BIT_STRING;
- goto err;
- }
- if (len < 1) { i=ASN1_R_STRING_TOO_SHORT; goto err; }
- ret = c2i_ASN1_BIT_STRING(a, &p, len);
- if(ret) *pp = p;
- return ret;
-err:
- ASN1err(ASN1_F_D2I_ASN1_BIT_STRING,i);
- return(NULL);
-
-}
-
ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a, unsigned char **pp,
long len)
{
w=n/8;
v=1<<(7-(n&0x07));
iv= ~v;
+ if (!value) v=0;
a->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); /* clear, set on write */
else
c=(unsigned char *)OPENSSL_realloc(a->data,w+1);
if (c == NULL) return(0);
+ if (w+1-a->length > 0) memset(c+a->length, 0, w+1-a->length);
a->data=c;
a->length=w+1;
- c[w]=0;
- }
+ }
a->data[w]=((a->data[w])&iv)|v;
while ((a->length > 0) && (a->data[a->length-1] == 0))
a->length--;