[v2 PATCH 5/5] bcrypt: Allow to call BCryptSetProperty on key objects.
Hans Leidekker
hans at codeweavers.com
Tue Mar 20 06:34:09 CDT 2018
On Tue, 2018-03-20 at 11:14 +0000, Alistair Leslie-Hughes wrote:
> diff --git a/dlls/bcrypt/bcrypt_main.c b/dlls/bcrypt/bcrypt_main.c
> index a08eb00269..c5eefa49f4 100644
> --- a/dlls/bcrypt/bcrypt_main.c
> +++ b/dlls/bcrypt/bcrypt_main.c
> @@ -679,32 +679,6 @@ NTSTATUS WINAPI BCryptGetProperty( BCRYPT_HANDLE handle, LPCWSTR prop, UCHAR *bu
> }
> }
>
> -NTSTATUS WINAPI BCryptSetProperty( BCRYPT_HANDLE handle, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
> -{
> - struct object *object = handle;
> -
> - TRACE( "%p, %s, %p, %u, %08x\n", handle, debugstr_w(prop), value, size, flags );
> -
> - if (!object) return STATUS_INVALID_HANDLE;
> -
> - switch (object->magic)
> - {
> - case MAGIC_ALG:
> - {
> - struct algorithm *alg = (struct algorithm *)object;
> - return set_alg_property( alg, prop, value, size, flags );
> - }
> - case MAGIC_KEY:
> - {
> - FIXME( "keys not implemented yet\n" );
> - return STATUS_NOT_IMPLEMENTED;
> - }
> - default:
> - WARN( "unknown magic %08x\n", object->magic );
> - return STATUS_INVALID_HANDLE;
> - }
> -}
> -
> NTSTATUS WINAPI BCryptCreateHash( BCRYPT_ALG_HANDLE algorithm, BCRYPT_HASH_HANDLE *handle, UCHAR *object, ULONG objectlen,
> UCHAR *secret, ULONG secretlen, ULONG flags )
> {
> @@ -954,6 +928,57 @@ static NTSTATUS key_init( struct key *key, struct algorithm *alg, const UCHAR *s
> return STATUS_SUCCESS;
> }
>
> +static NTSTATUS set_key_property( struct key *key, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
> +{
> + if (!strcmpW( prop, BCRYPT_CHAINING_MODE ))
> + {
> + if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
> + {
> + key->mode = MODE_ID_CBC;
> + return STATUS_SUCCESS;
> + }
> + else if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_GCM, size ))
> + {
> + key->mode = MODE_ID_GCM;
> + return STATUS_SUCCESS;
> + }
> + else
> + {
> + FIXME( "unsupported mode %s\n", debugstr_wn( (WCHAR *)value, size ) );
> + return STATUS_NOT_IMPLEMENTED;
> + }
> + }
> +
> + FIXME( "unsupported key property %s\n", debugstr_w(prop) );
> + return STATUS_NOT_IMPLEMENTED;
> +}
> +
> +NTSTATUS WINAPI BCryptSetProperty( BCRYPT_HANDLE handle, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
> +{
> + struct object *object = handle;
> +
> + TRACE( "%p, %s, %p, %u, %08x\n", handle, debugstr_w(prop), value, size, flags );
> +
> + if (!object) return STATUS_INVALID_HANDLE;
> +
> + switch (object->magic)
> + {
> + case MAGIC_ALG:
> + {
> + struct algorithm *alg = (struct algorithm *)object;
> + return set_alg_property( alg, prop, value, size, flags );
> + }
> + case MAGIC_KEY:
> + {
> + struct key *key = (struct key *)object;
> + return set_key_property( key, prop, value, size, flags );
> + }
> + default:
> + WARN( "unknown magic %08x\n", object->magic );
> + return STATUS_INVALID_HANDLE;
> + }
This will cause a build failure if gnutls is missing. You need to move
BCryptSetProperty all the way down, outside of conditionally compiled
code.
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