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Optimize for 32-bit big endian platforms

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This commit is contained in:
gbeauche 2004-05-10 15:42:35 +00:00
parent fd8b5bbb7a
commit f32e5ee9ab
1 changed files with 30 additions and 10 deletions
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40
SheepShaver/src/include/ether_defs.h
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@ -192,6 +192,34 @@ enum EAddrType {
* Data member wrappers
*/
// Forward declarations
struct datab;
struct msgb;
struct queue;
struct multicast_node;
struct DLPIStream;
// Optimize for 32-bit big endian targets
#if defined(WORDS_BIGENDIAN) && (SIZEOF_VOID_P == 4)
// Predefined member types
typedef int8 nw_int8;
typedef int16 nw_int16;
typedef int32 nw_int32;
typedef uint8 nw_uint8;
typedef uint16 nw_uint16;
typedef uint32 nw_uint32;
typedef bool nw_bool;
typedef uint8 * nw_uint8_p;
typedef void * nw_void_p;
typedef datab * nw_datab_p;
typedef msgb * nw_msgb_p;
typedef queue * nw_queue_p;
typedef multicast_node *nw_multicast_node_p;
typedef DLPIStream * nw_DLPIStream_p;
#else
// Big-endian memory accessor
template< int nbytes >
struct nw_memory_helper;
@ -257,22 +285,14 @@ typedef nw_scalar_member_helper<uint32, uint32> nw_uint32;
typedef nw_scalar_member_helper<int, bool> nw_bool;
typedef nw_scalar_member_helper<uint32, uint8 *> nw_uint8_p;
typedef nw_scalar_member_helper<uint32, void *> nw_void_p;
struct datab;
typedef nw_scalar_member_helper<uint32, datab *> nw_datab_p;
struct msgb;
typedef nw_scalar_member_helper<uint32, msgb *> nw_msgb_p;
struct queue;
typedef nw_scalar_member_helper<uint32, queue *> nw_queue_p;
struct multicast_node;
typedef nw_scalar_member_helper<uint32, multicast_node *> nw_multicast_node_p;
struct DLPIStream;
typedef nw_scalar_member_helper<uint32, DLPIStream *> nw_DLPIStream_p;
#endif
/*
* Structures