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TOMOYO Linux Cross Reference
Linux/include/linux/lockd/xdr.h

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Diff markup

Differences between /include/linux/lockd/xdr.h (Version linux-5.6.19) and /include/linux/lockd/xdr.h (Version linux-4.7.10)


  1 /* SPDX-License-Identifier: GPL-2.0 */         << 
  2 /*                                                  1 /*
  3  * linux/include/linux/lockd/xdr.h                  2  * linux/include/linux/lockd/xdr.h
  4  *                                                  3  *
  5  * XDR types for the NLM protocol                   4  * XDR types for the NLM protocol
  6  *                                                  5  *
  7  * Copyright (C) 1996 Olaf Kirch <okir@monad.s      6  * Copyright (C) 1996 Olaf Kirch <okir@monad.swb.de>
  8  */                                                 7  */
  9                                                     8 
 10 #ifndef LOCKD_XDR_H                                 9 #ifndef LOCKD_XDR_H
 11 #define LOCKD_XDR_H                                10 #define LOCKD_XDR_H
 12                                                    11 
 13 #include <linux/fs.h>                              12 #include <linux/fs.h>
 14 #include <linux/nfs.h>                             13 #include <linux/nfs.h>
 15 #include <linux/sunrpc/xdr.h>                      14 #include <linux/sunrpc/xdr.h>
 16                                                    15 
 17 #define SM_MAXSTRLEN            1024               16 #define SM_MAXSTRLEN            1024
 18 #define SM_PRIV_SIZE            16                 17 #define SM_PRIV_SIZE            16
 19                                                    18 
 20 struct nsm_private {                               19 struct nsm_private {
 21         unsigned char           data[SM_PRIV_S     20         unsigned char           data[SM_PRIV_SIZE];
 22 };                                                 21 };
 23                                                    22 
 24 struct svc_rqst;                                   23 struct svc_rqst;
 25                                                    24 
 26 #define NLM_MAXCOOKIELEN        32                 25 #define NLM_MAXCOOKIELEN        32
 27 #define NLM_MAXSTRLEN           1024               26 #define NLM_MAXSTRLEN           1024
 28                                                    27 
 29 #define nlm_granted             cpu_to_be32(NL     28 #define nlm_granted             cpu_to_be32(NLM_LCK_GRANTED)
 30 #define nlm_lck_denied          cpu_to_be32(NL     29 #define nlm_lck_denied          cpu_to_be32(NLM_LCK_DENIED)
 31 #define nlm_lck_denied_nolocks  cpu_to_be32(NL     30 #define nlm_lck_denied_nolocks  cpu_to_be32(NLM_LCK_DENIED_NOLOCKS)
 32 #define nlm_lck_blocked         cpu_to_be32(NL     31 #define nlm_lck_blocked         cpu_to_be32(NLM_LCK_BLOCKED)
 33 #define nlm_lck_denied_grace_period     cpu_to     32 #define nlm_lck_denied_grace_period     cpu_to_be32(NLM_LCK_DENIED_GRACE_PERIOD)
 34                                                    33 
 35 #define nlm_drop_reply          cpu_to_be32(30     34 #define nlm_drop_reply          cpu_to_be32(30000)
 36                                                    35 
 37 /* Lock info passed via NLM */                     36 /* Lock info passed via NLM */
 38 struct nlm_lock {                                  37 struct nlm_lock {
 39         char *                  caller;            38         char *                  caller;
 40         unsigned int            len;    /* len     39         unsigned int            len;    /* length of "caller" */
 41         struct nfs_fh           fh;                40         struct nfs_fh           fh;
 42         struct xdr_netobj       oh;                41         struct xdr_netobj       oh;
 43         u32                     svid;              42         u32                     svid;
 44         struct file_lock        fl;                43         struct file_lock        fl;
 45 };                                                 44 };
 46                                                    45 
 47 /*                                                 46 /*
 48  *      NLM cookies. Technically they can be 1     47  *      NLM cookies. Technically they can be 1K, but Linux only uses 8 bytes.
 49  *      FreeBSD uses 16, Apple Mac OS X 10.3 u     48  *      FreeBSD uses 16, Apple Mac OS X 10.3 uses 20. Therefore we set it to
 50  *      32 bytes.                                  49  *      32 bytes.
 51  */                                                50  */
 52                                                    51  
 53 struct nlm_cookie                                  52 struct nlm_cookie
 54 {                                                  53 {
 55         unsigned char data[NLM_MAXCOOKIELEN];      54         unsigned char data[NLM_MAXCOOKIELEN];
 56         unsigned int len;                          55         unsigned int len;
 57 };                                                 56 };
 58                                                    57 
 59 /*                                                 58 /*
 60  * Generic lockd arguments for all but sm_noti     59  * Generic lockd arguments for all but sm_notify
 61  */                                                60  */
 62 struct nlm_args {                                  61 struct nlm_args {
 63         struct nlm_cookie       cookie;            62         struct nlm_cookie       cookie;
 64         struct nlm_lock         lock;              63         struct nlm_lock         lock;
 65         u32                     block;             64         u32                     block;
 66         u32                     reclaim;           65         u32                     reclaim;
 67         u32                     state;             66         u32                     state;
 68         u32                     monitor;           67         u32                     monitor;
 69         u32                     fsm_access;        68         u32                     fsm_access;
 70         u32                     fsm_mode;          69         u32                     fsm_mode;
 71 };                                                 70 };
 72                                                    71 
 73 typedef struct nlm_args nlm_args;                  72 typedef struct nlm_args nlm_args;
 74                                                    73 
 75 /*                                                 74 /*
 76  * Generic lockd result                            75  * Generic lockd result
 77  */                                                76  */
 78 struct nlm_res {                                   77 struct nlm_res {
 79         struct nlm_cookie       cookie;            78         struct nlm_cookie       cookie;
 80         __be32                  status;            79         __be32                  status;
 81         struct nlm_lock         lock;              80         struct nlm_lock         lock;
 82 };                                                 81 };
 83                                                    82 
 84 /*                                                 83 /*
 85  * statd callback when client has rebooted         84  * statd callback when client has rebooted
 86  */                                                85  */
 87 struct nlm_reboot {                                86 struct nlm_reboot {
 88         char                    *mon;              87         char                    *mon;
 89         unsigned int            len;               88         unsigned int            len;
 90         u32                     state;             89         u32                     state;
 91         struct nsm_private      priv;              90         struct nsm_private      priv;
 92 };                                                 91 };
 93                                                    92 
 94 /*                                                 93 /*
 95  * Contents of statd callback when monitored h     94  * Contents of statd callback when monitored host rebooted
 96  */                                                95  */
 97 #define NLMSVC_XDRSIZE          sizeof(struct      96 #define NLMSVC_XDRSIZE          sizeof(struct nlm_args)
 98                                                    97 
 99 int     nlmsvc_decode_testargs(struct svc_rqst !!  98 int     nlmsvc_decode_testargs(struct svc_rqst *, __be32 *, struct nlm_args *);
100 int     nlmsvc_encode_testres(struct svc_rqst  !!  99 int     nlmsvc_encode_testres(struct svc_rqst *, __be32 *, struct nlm_res *);
101 int     nlmsvc_decode_lockargs(struct svc_rqst !! 100 int     nlmsvc_decode_lockargs(struct svc_rqst *, __be32 *, struct nlm_args *);
102 int     nlmsvc_decode_cancargs(struct svc_rqst !! 101 int     nlmsvc_decode_cancargs(struct svc_rqst *, __be32 *, struct nlm_args *);
103 int     nlmsvc_decode_unlockargs(struct svc_rq !! 102 int     nlmsvc_decode_unlockargs(struct svc_rqst *, __be32 *, struct nlm_args *);
104 int     nlmsvc_encode_res(struct svc_rqst *, _ !! 103 int     nlmsvc_encode_res(struct svc_rqst *, __be32 *, struct nlm_res *);
105 int     nlmsvc_decode_res(struct svc_rqst *, _ !! 104 int     nlmsvc_decode_res(struct svc_rqst *, __be32 *, struct nlm_res *);
106 int     nlmsvc_encode_void(struct svc_rqst *,  !! 105 int     nlmsvc_encode_void(struct svc_rqst *, __be32 *, void *);
107 int     nlmsvc_decode_void(struct svc_rqst *,  !! 106 int     nlmsvc_decode_void(struct svc_rqst *, __be32 *, void *);
108 int     nlmsvc_decode_shareargs(struct svc_rqs !! 107 int     nlmsvc_decode_shareargs(struct svc_rqst *, __be32 *, struct nlm_args *);
109 int     nlmsvc_encode_shareres(struct svc_rqst !! 108 int     nlmsvc_encode_shareres(struct svc_rqst *, __be32 *, struct nlm_res *);
110 int     nlmsvc_decode_notify(struct svc_rqst * !! 109 int     nlmsvc_decode_notify(struct svc_rqst *, __be32 *, struct nlm_args *);
111 int     nlmsvc_decode_reboot(struct svc_rqst * !! 110 int     nlmsvc_decode_reboot(struct svc_rqst *, __be32 *, struct nlm_reboot *);
112 /*                                                111 /*
113 int     nlmclt_encode_testargs(struct rpc_rqst    112 int     nlmclt_encode_testargs(struct rpc_rqst *, u32 *, struct nlm_args *);
114 int     nlmclt_encode_lockargs(struct rpc_rqst    113 int     nlmclt_encode_lockargs(struct rpc_rqst *, u32 *, struct nlm_args *);
115 int     nlmclt_encode_cancargs(struct rpc_rqst    114 int     nlmclt_encode_cancargs(struct rpc_rqst *, u32 *, struct nlm_args *);
116 int     nlmclt_encode_unlockargs(struct rpc_rq    115 int     nlmclt_encode_unlockargs(struct rpc_rqst *, u32 *, struct nlm_args *);
117  */                                               116  */
118                                                   117 
119 #endif /* LOCKD_XDR_H */                          118 #endif /* LOCKD_XDR_H */
120                                                   119 

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