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Generalized x509_set_extension() behaviour to asn1_store_named_data()

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This commit is contained in:
Paul Bakker
2013-09-09 11:26:00 +02:00
parent 2397cf3ede
commit 59ba59fa30
3 changed files with 94 additions and 42 deletions
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45
library/x509write.c
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@@ -198,49 +198,10 @@ static int x509_set_extension( asn1_named_data **head,
{
asn1_named_data *cur;
if( ( cur = asn1_find_named_data( *head, oid, oid_len ) ) == NULL )
if( ( cur = asn1_store_named_data( head, oid, oid_len,
NULL, val_len + 1 ) ) == NULL )
{
cur = polarssl_malloc( sizeof(asn1_named_data) );
if( cur == NULL )
return( POLARSSL_ERR_X509WRITE_MALLOC_FAILED );
memset( cur, 0, sizeof(asn1_named_data) );
cur->oid.len = oid_len;
cur->oid.p = polarssl_malloc( oid_len );
if( cur->oid.p == NULL )
{
polarssl_free( cur );
return( POLARSSL_ERR_X509WRITE_MALLOC_FAILED );
}
cur->val.len = val_len + 1;
cur->val.p = polarssl_malloc( val_len + 1 );
if( cur->val.p == NULL )
{
polarssl_free( cur->oid.p );
polarssl_free( cur );
return( POLARSSL_ERR_X509WRITE_MALLOC_FAILED );
}
memcpy( cur->oid.p, oid, oid_len );
cur->next = *head;
*head = cur;
}
if( cur->val.len != val_len + 1 )
{
polarssl_free( cur->val.p );
cur->val.len = val_len + 1;
cur->val.p = polarssl_malloc( val_len + 1);
if( cur->val.p == NULL )
{
polarssl_free( cur->oid.p );
polarssl_free( cur );
return( POLARSSL_ERR_X509WRITE_MALLOC_FAILED );
}
return( POLARSSL_ERR_X509WRITE_MALLOC_FAILED );
}
cur->val.p[0] = critical;