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1 /*

2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for

3 * unrestricted use provided that this legend is included on all tape

4 * media and as a part of the software program in whole or part. Users

5 * may copy or modify Sun RPC without charge, but are not authorized

6 * to license or distribute it to anyone else except as part of a product or

7 * program developed by the user.

8 *

9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE

10 * WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR

11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.

12 *

13 * Sun RPC is provided with no support and without any obligation on the

14 * part of Sun Microsystems, Inc. to assist in its use, correction,

15 * modification or enhancement.

16 *

17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE

18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC

19 * OR ANY PART THEREOF.

20 *

21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue

22 * or profits or other special, indirect and consequential damages, even if

23 * Sun has been advised of the possibility of such damages.

24 *

25 * Sun Microsystems, Inc.

26 * 2550 Garcia Avenue

27 * Mountain View, California 94043

28 *

29 * from: @(#)rpc_msg.h 1.7 86/07/16 SMI

30 * from: @(#)rpc_msg.h 2.1 88/07/29 4.0 RPCSRC

31 * $FreeBSD: src/include/rpc/rpc_msg.h,v 1.11.2.1 1999/08/29 14:39:07 peter Exp $

32 */

34 /*

35 * rpc_msg.h

36 * rpc message definition

37 *

39 */

41 #define SUNRPC_MSG_VERSION ((uint32_t) 2)

43 /*

44 * Bottom up definition of an rpc message.

45 * NOTE: call and reply use the same overall stuct but

46 * different parts of unions within it.

47 */

49 enum sunrpc_msg_type {

50 SUNRPC_CALL=0,

51 SUNRPC_REPLY=1

52 };

54 enum sunrpc_reply_stat {

55 SUNRPC_MSG_ACCEPTED=0,

56 SUNRPC_MSG_DENIED=1

57 };

59 enum sunrpc_accept_stat {

60 SUNRPC_SUCCESS=0,

61 SUNRPC_PROG_UNAVAIL=1,

62 SUNRPC_PROG_MISMATCH=2,

63 SUNRPC_PROC_UNAVAIL=3,

64 SUNRPC_GARBAGE_ARGS=4,

65 SUNRPC_SYSTEM_ERR=5

66 };

68 enum sunrpc_reject_stat {

69 SUNRPC_RPC_MISMATCH=0,

70 SUNRPC_AUTH_ERROR=1

71 };

73 /*

74 * Reply part of an rpc exchange

75 */

77 /*

78 * Reply to an rpc request that was rejected by the server.

79 */

80 struct sunrpc_rejected_reply {

81 nd_uint32_t rj_stat; /* enum reject_stat */

82 union {

83 struct {

84 nd_uint32_t low;

85 nd_uint32_t high;

86 } RJ_versions;

87 nd_uint32_t RJ_why; /* enum auth_stat - why authentication did not work */

88 } ru;

89 #define rj_vers ru.RJ_versions

90 #define rj_why ru.RJ_why

91 };

93 /*

94 * Body of a reply to an rpc request.

95 */

96 struct sunrpc_reply_body {

97 nd_uint32_t rp_stat; /* enum reply_stat */

98 struct sunrpc_rejected_reply rp_reject; /* if rejected */

99 };

100

101 /*

102 * Body of an rpc request call.

103 */

104 struct sunrpc_call_body {

105 nd_uint32_t cb_rpcvers; /* must be equal to two */

106 nd_uint32_t cb_prog;

107 nd_uint32_t cb_vers;

108 nd_uint32_t cb_proc;

109 struct sunrpc_opaque_auth cb_cred;

110 /* followed by opaque verifier */

111 };

112

113 /*

114 * The rpc message

115 */

116 struct sunrpc_msg {

117 nd_uint32_t rm_xid;

118 nd_uint32_t rm_direction; /* enum msg_type */

119 union {

120 struct sunrpc_call_body RM_cmb;

121 struct sunrpc_reply_body RM_rmb;

122 } ru;

123 #define rm_call ru.RM_cmb

124 #define rm_reply ru.RM_rmb

125 };

126 #define acpted_rply ru.RM_rmb.ru.RP_ar

127 #define rjcted_rply ru.RM_rmb.ru.RP_dr