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Unwrap subjectKeyIdentifier from OCTET_STRING

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This commit is contained in:
Martin Willi
2010-05-26 16:09:50 +02:00
parent bd371ccac7
commit f00a101590
1 changed files with 12 additions and 4 deletions
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src/libstrongswan/plugins/openssl/openssl_x509.c
+12 -4
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@@ -666,10 +666,18 @@ static bool parse_authKeyIdentifier_ext(private_openssl_x509_t *this,
static bool parse_subjectKeyIdentifier_ext(private_openssl_x509_t *this,
X509_EXTENSION *ext)
{
free(this->subjectKeyIdentifier.ptr);
this->subjectKeyIdentifier = chunk_clone(openssl_asn1_str2chunk(
X509_EXTENSION_get_data(ext)));
return TRUE;
chunk_t ostr;
ostr = openssl_asn1_str2chunk(X509_EXTENSION_get_data(ext));
/* quick and dirty unwrap of octet string */
if (ostr.len > 2 &&
ostr.ptr[0] == V_ASN1_OCTET_STRING && ostr.ptr[1] == ostr.len - 2)
{
free(this->subjectKeyIdentifier.ptr);
this->subjectKeyIdentifier = chunk_clone(chunk_skip(ostr, 2));
return TRUE;
}
return FALSE;
}
/**