#include <stdio.h>
#include "cryptlib.h"
#include <openssl/asn1.h>
+#include <openssl/bn.h>
/*
* Code for ENUMERATED type: identical to INTEGER apart from a different tag.
* for comments on encoding see a_int.c
*/
-ASN1_ENUMERATED *ASN1_ENUMERATED_new(void)
-{ return M_ASN1_ENUMERATED_new(); }
-
-void ASN1_ENUMERATED_free(ASN1_ENUMERATED *x)
-{ M_ASN1_ENUMERATED_free(x); }
-
-
-int i2d_ASN1_ENUMERATED(ASN1_ENUMERATED *a, unsigned char **pp)
-{
- int len, ret;
- if(!a) return 0;
- len = i2c_ASN1_INTEGER(a, NULL);
- ret=ASN1_object_size(0,len,V_ASN1_ENUMERATED);
- if(pp) {
- ASN1_put_object(pp,0,len,V_ASN1_ENUMERATED,V_ASN1_UNIVERSAL);
- i2c_ASN1_INTEGER(a, pp);
- }
- return ret;
-}
-
-ASN1_ENUMERATED *d2i_ASN1_ENUMERATED(ASN1_ENUMERATED **a, unsigned char **pp,
- long length)
-{
- unsigned char *p;
- long len;
- int i;
- int inf,tag,xclass;
- ASN1_ENUMERATED *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_ENUMERATED)
- {
- i=ASN1_R_EXPECTING_AN_ENUMERATED;
- goto err;
- }
- ret = c2i_ASN1_INTEGER(a, &p, len);
- if(ret) {
- ret->type = (V_ASN1_NEG & ret->type) | V_ASN1_ENUMERATED;
- *pp = p;
- }
- return ret;
-err:
- ASN1err(ASN1_F_D2I_ASN1_ENUMERATED,i);
- return(NULL);
-
-}
-
int ASN1_ENUMERATED_set(ASN1_ENUMERATED *a, long v)
{
- int i,j,k;
+ int j,k;
+ unsigned int i;
unsigned char buf[sizeof(long)+1];
long d;
a->type=V_ASN1_ENUMERATED;
- if (a->length < (sizeof(long)+1))
+ if (a->length < (int)(sizeof(long)+1))
{
if (a->data != NULL)
OPENSSL_free(a->data);
if (i == V_ASN1_NEG_ENUMERATED)
neg=1;
else if (i != V_ASN1_ENUMERATED)
- return(0);
+ return -1;
- if (a->length > sizeof(long))
+ if (a->length > (int)sizeof(long))
{
/* hmm... a bit ugly */
return(0xffffffffL);
}
if (a->data == NULL)
- return(0);
+ return 0;
for (i=0; i<a->length; i++)
{
ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_NESTED_ASN1_ERROR);
goto err;
}
- if(bn->neg) ret->type = V_ASN1_NEG_ENUMERATED;
+ if(BN_is_negative(bn)) ret->type = V_ASN1_NEG_ENUMERATED;
else ret->type=V_ASN1_ENUMERATED;
j=BN_num_bits(bn);
len=((j == 0)?0:((j/8)+1));
- ret->data=(unsigned char *)OPENSSL_malloc(len+4);
+ if (ret->length < len+4)
+ {
+ unsigned char *new_data=OPENSSL_realloc(ret->data, len+4);
+ if (!new_data)
+ {
+ ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ret->data=new_data;
+ }
+
ret->length=BN_bn2bin(bn,ret->data);
return(ret);
err:
if ((ret=BN_bin2bn(ai->data,ai->length,bn)) == NULL)
ASN1err(ASN1_F_ASN1_ENUMERATED_TO_BN,ASN1_R_BN_LIB);
- else if(ai->type == V_ASN1_NEG_ENUMERATED) ret->neg = 1;
+ else if(ai->type == V_ASN1_NEG_ENUMERATED) BN_set_negative(ret,1);
return(ret);
}