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authorJung-uk Kim <jkim@FreeBSD.org>2012-07-11 23:31:36 +0000
committerJung-uk Kim <jkim@FreeBSD.org>2012-07-11 23:31:36 +0000
commit0758ab5ea778e4ba36d2150af1bba602a48d6467 (patch)
tree0c30591ac90cb5e07a0763793709fd1056b67f57 /crypto/asn1/a_object.c
parent2b8b5455829304396e38200c205612c4dc57c052 (diff)
downloadsrc-0758ab5ea778e4ba36d2150af1bba602a48d6467.tar.gz
src-0758ab5ea778e4ba36d2150af1bba602a48d6467.zip
Import OpenSSL 1.0.1c.vendor/openssl/1.0.1c
Approved by: benl (maintainer)
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=238384 svn path=/vendor-crypto/openssl/1.0.1c/; revision=238385; tag=vendor/openssl/1.0.1c
Diffstat (limited to 'crypto/asn1/a_object.c')
-rw-r--r--crypto/asn1/a_object.c24
1 files changed, 15 insertions, 9 deletions
diff --git a/crypto/asn1/a_object.c b/crypto/asn1/a_object.c
index 3ac2bc2a01a1..3978c9150d8c 100644
--- a/crypto/asn1/a_object.c
+++ b/crypto/asn1/a_object.c
@@ -281,8 +281,6 @@ ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
return ret;
err:
ASN1err(ASN1_F_D2I_ASN1_OBJECT,i);
- if ((ret != NULL) && ((a == NULL) || (*a != ret)))
- ASN1_OBJECT_free(ret);
return(NULL);
}
ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
@@ -290,6 +288,7 @@ ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
{
ASN1_OBJECT *ret=NULL;
const unsigned char *p;
+ unsigned char *data;
int i;
/* Sanity check OID encoding: can't have leading 0x80 in
* subidentifiers, see: X.690 8.19.2
@@ -313,15 +312,22 @@ ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
else ret=(*a);
p= *pp;
- if ((ret->data == NULL) || (ret->length < len))
+ /* detach data from object */
+ data = (unsigned char *)ret->data;
+ ret->data = NULL;
+ /* once detached we can change it */
+ if ((data == NULL) || (ret->length < len))
{
- if (ret->data != NULL) OPENSSL_free(ret->data);
- ret->data=(unsigned char *)OPENSSL_malloc(len ? (int)len : 1);
- ret->flags|=ASN1_OBJECT_FLAG_DYNAMIC_DATA;
- if (ret->data == NULL)
+ ret->length=0;
+ if (data != NULL) OPENSSL_free(data);
+ data=(unsigned char *)OPENSSL_malloc(len ? (int)len : 1);
+ if (data == NULL)
{ i=ERR_R_MALLOC_FAILURE; goto err; }
+ ret->flags|=ASN1_OBJECT_FLAG_DYNAMIC_DATA;
}
- memcpy(ret->data,p,(int)len);
+ memcpy(data,p,(int)len);
+ /* reattach data to object, after which it remains const */
+ ret->data =data;
ret->length=(int)len;
ret->sn=NULL;
ret->ln=NULL;
@@ -370,7 +376,7 @@ void ASN1_OBJECT_free(ASN1_OBJECT *a)
}
if (a->flags & ASN1_OBJECT_FLAG_DYNAMIC_DATA)
{
- if (a->data != NULL) OPENSSL_free(a->data);
+ if (a->data != NULL) OPENSSL_free((void *)a->data);
a->data=NULL;
a->length=0;
}