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Do not use X509_EXTENSION data directly as it is opaque

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This commit is contained in:
Jakub Zelenka 2016-03-01 20:08:47 +00:00
parent 84a291d4da
commit e138b51dad
1 changed files with 4 additions and 2 deletions
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6
ext/openssl/openssl.c
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@ -2053,6 +2053,7 @@ static int openssl_x509v3_subjectAltName(BIO *bio, X509_EXTENSION *extension)
{ {
GENERAL_NAMES *names; GENERAL_NAMES *names;
const X509V3_EXT_METHOD *method = NULL; const X509V3_EXT_METHOD *method = NULL;
ASN1_OCTET_STRING *extension_data;
long i, length, num; long i, length, num;
const unsigned char *p; const unsigned char *p;
@ -2061,8 +2062,9 @@ static int openssl_x509v3_subjectAltName(BIO *bio, X509_EXTENSION *extension)
return -1; return -1;
} }
p = extension->value->data; extension_data = X509_EXTENSION_get_data(extension);
length = extension->value->length; p = extension_data->data;
length = extension_data->length;
if (method->it) { if (method->it) {
names = (GENERAL_NAMES*) (ASN1_item_d2i(NULL, &p, length, names = (GENERAL_NAMES*) (ASN1_item_d2i(NULL, &p, length,
ASN1_ITEM_ptr(method->it))); ASN1_ITEM_ptr(method->it)));