src/afs/SOLARIS/osi_machdep.h

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 /*
  11  * Solaris OSI header file. Extends afs_osi.h.
  12  *
  13  * afs_osi.h includes this file, which is the only way this file should
  14  * be included in a source file. This file can redefine macros declared in
  15  * afs_osi.h.
  16  */
  17
  18 #ifndef _OSI_MACHDEP_H_
  19 #define _OSI_MACHDEP_H_
  20
  21 #ifdef AFS_SUN5_64BIT_ENV
  22 #include <sys/model.h>          /* for get_udatamodel() */
  23 #endif
  24
  25 #define getpid()                curproc->p_pid
  26
  27 /**
  28   * The location of the NFSSRV module
  29   * Used in osi_vfsops.c when checking to see if the nfssrv module is
  30   * loaded
  31   */
  32 #define NFSSRV          "/kernel/misc/nfssrv"
  33 #define NFSSRV_V9       "/kernel/misc/sparcv9/nfssrv"
  34 #define NFSSRV_AMD64    "/kernel/misc/amd64/nfssrv"
  35
  36 typedef struct cred afs_ucred_t;
  37 typedef struct proc afs_proc_t;
  38
  39 /*
  40  * Time related macros
  41  */
  42 #define afs_hz      hz
  43 #ifdef AFS_SUN59_ENV
  44 #define osi_Time() local_osi_Time()
  45 extern void gethrestime(timespec_t *);
  46 static int
  47 local_osi_Time()
  48 {
  49     timespec_t start;
  50     gethrestime(&start);
  51     return start.tv_sec;
  52 }
  53 #else
  54 #define osi_Time() (hrestime.tv_sec)
  55 #endif
  56
  57 #define osi_vnhold(avc, r)  do {    \
  58     struct vnode *vp = AFSTOV(avc); \
  59     uint_t prevcount;               \
  60                                     \
  61     mutex_enter(&vp->v_lock);       \
  62     prevcount = vp->v_count++;      \
  63     mutex_exit(&vp->v_lock);        \
  64                                     \
  65     if (prevcount == 0) {           \
  66         VFS_HOLD(afs_globalVFS);    \
  67     }                               \
  68 } while(0)
  69
  70 #define gop_rdwr(rw,gp,base,len,offset,segflg,ioflag,ulimit,cr,aresid) \
  71   vn_rdwr((rw),(gp),(base),(len),(offset),(segflg),(ioflag),(ulimit),(cr),(aresid))
  72 #define gop_lookupname(fnamep,segflg,followlink,compvpp) \
  73   lookupname((fnamep),(segflg),(followlink),NULL,(compvpp))
  74 #define gop_lookupname_user(fnamep,segflg,followlink,compvpp) \
  75   lookupname((fnamep),(segflg),(followlink),NULL,(compvpp))
  76
  77
  78 #if defined(AFS_SUN510_ENV)
  79 #define afs_suser(x)        afs_osi_suser(x)
  80 #else
  81 #define afs_suser(x)        suser(x)
  82 #endif
  83
  84 /*
  85  * Global lock support.
  86  */
  87 #include <sys/mutex.h>
  88 extern kmutex_t afs_global_lock;
  89
  90 #define AFS_GLOCK()     mutex_enter(&afs_global_lock)
  91 #define AFS_GUNLOCK()   mutex_exit(&afs_global_lock)
  92 #define ISAFS_GLOCK()   mutex_owned(&afs_global_lock)
  93 #define osi_InitGlock() \
  94         mutex_init(&afs_global_lock, "afs_global_lock", MUTEX_DEFAULT, NULL);
  95
  96
  97 /* Associate the Berkley signal equivalent lock types to System V's */
  98 #define LOCK_SH 1               /* F_RDLCK */
  99 #define LOCK_EX 2               /* F_WRLCK */
 100 #define LOCK_NB 4               /* XXX */
 101 #define LOCK_UN 8               /* F_UNLCK */
 102
 103 #ifndef IO_APPEND
 104 #define IO_APPEND       FAPPEND
 105 #endif
 106
 107 #ifndef IO_SYNC
 108 #define IO_SYNC         FSYNC
 109 #endif
 110
 111 /*
 112 ** Macro returns 1 if file is larger than 2GB; else returns 0
 113 */
 114 #undef AfsLargeFileUio
 115 #define AfsLargeFileUio(uio)       ( (uio)->_uio_offset._p._u ? 1 : 0 )
 116 #undef AfsLargeFileSize
 117 #define AfsLargeFileSize(pos, off) ( ((offset_t)(pos)+(offset_t)(off) > (offset_t)0x7fffffff)?1:0)
 118
 119 #if defined(AFS_SUN510_ENV)
 120 #include "h/sunddi.h"
 121 extern ddi_taskq_t *afs_taskq;
 122 extern krwlock_t afsifinfo_lock;
 123
 124 /* this should be in rx/SOLARIS/rx_knet.c accessed via accessor functions,
 125    eventually */
 126 #include "net/if.h"
 127 /* Global interface info struct */
 128 struct afs_ifinfo {
 129   char        ifname[LIFNAMSIZ];
 130   ipaddr_t    ipaddr;
 131   ipaddr_t    netmask;
 132   uint_t      mtu;
 133   uint64_t    flags;
 134   int         metric;
 135   ipaddr_t    dstaddr;
 136 };
 137 #endif /* AFS_SUN510_ENV */
 138
 139 #define osi_procname(procname, size) strncpy(procname, PTOU(ttoproc(curthread))->u_comm, size)
 140
 141 #endif /* _OSI_MACHDEP_H_ */