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  1. /*-
  2. * SPDX-License-Identifier: BSD-3-Clause
  3. *
  4. * Copyright (c) 1989, 1993
  5. * The Regents of the University of California. All rights reserved.
  6. *
  7. * This code is derived from software contributed to Berkeley by
  8. * Rick Macklem at The University of Guelph.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright
  16. * notice, this list of conditions and the following disclaimer in the
  17. * documentation and/or other materials provided with the distribution.
  18. * 3. Neither the name of the University nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25. * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32. * SUCH DAMAGE.
  33. *
  34. * @(#)nfsmount.h 8.3 (Berkeley) 3/30/95
  35. * $FreeBSD$
  36. */
  37. #ifndef _NFSCLIENT_NFSMOUNT_H_
  38. #define _NFSCLIENT_NFSMOUNT_H_
  39. #include <sys/socket.h>
  40. #include <nfs/nfs_mountcommon.h>
  41. #include <rpc/types.h>
  42. #include <rpc/auth.h>
  43. #include <rpc/clnt.h>
  44. #include <rpc/rpcsec_gss.h>
  45. /*
  46. * Mount structure.
  47. * One allocated on every NFS mount.
  48. * Holds NFS specific information for mount.
  49. */
  50. struct nfsmount {
  51. struct nfsmount_common nm_com; /* Common fields for nlm */
  52. int nm_numgrps; /* Max. size of groupslist */
  53. u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */
  54. int nm_fhsize; /* Size of root file handle */
  55. int nm_sotype; /* Type of socket */
  56. int nm_soproto; /* and protocol */
  57. int nm_soflags; /* pr_flags for socket protocol */
  58. struct sockaddr *nm_nam; /* Addr of server */
  59. int nm_deadthresh; /* Threshold of timeouts-->dead server*/
  60. int nm_rsize; /* Max size of read rpc */
  61. int nm_wsize; /* Max size of write rpc */
  62. int nm_readdirsize; /* Size of a readdir rpc */
  63. int nm_readahead; /* Num. of blocks to readahead */
  64. int nm_wcommitsize; /* Max size of commit for write */
  65. int nm_acdirmin; /* Directory attr cache min lifetime */
  66. int nm_acdirmax; /* Directory attr cache max lifetime */
  67. int nm_acregmin; /* Reg file attr cache min lifetime */
  68. int nm_acregmax; /* Reg file attr cache max lifetime */
  69. u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */
  70. TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */
  71. short nm_bufqlen; /* number of buffers in queue */
  72. short nm_bufqwant; /* process wants to add to the queue */
  73. int nm_bufqiods; /* number of iods processing queue */
  74. u_int64_t nm_maxfilesize; /* maximum file size */
  75. struct nfs_rpcops *nm_rpcops;
  76. int nm_tprintf_initial_delay; /* initial delay */
  77. int nm_tprintf_delay; /* interval for messages */
  78. int nm_secflavor; /* auth flavor to use for rpc */
  79. struct __rpc_client *nm_client;
  80. struct rpc_timers nm_timers[NFS_MAX_TIMER]; /* RTT Timers for rpcs */
  81. char nm_principal[MNAMELEN]; /* GSS-API principal of server */
  82. gss_OID nm_mech_oid; /* OID of selected GSS-API mechanism */
  83. int nm_nametimeo; /* timeout for +ve entries (sec) */
  84. int nm_negnametimeo; /* timeout for -ve entries (sec) */
  85. /* NFSv4 */
  86. uint64_t nm_clientid;
  87. fsid_t nm_fsid;
  88. u_int nm_lease_time;
  89. time_t nm_last_renewal;
  90. };
  91. #define nm_mtx nm_com.nmcom_mtx
  92. #define nm_flag nm_com.nmcom_flag
  93. #define nm_state nm_com.nmcom_state
  94. #define nm_mountp nm_com.nmcom_mountp
  95. #define nm_timeo nm_com.nmcom_timeo
  96. #define nm_retry nm_com.nmcom_retry
  97. #define nm_hostname nm_com.nmcom_hostname
  98. #define nm_getinfo nm_com.nmcom_getinfo
  99. #define nm_vinvalbuf nm_com.nmcom_vinvalbuf
  100. #if defined(_KERNEL)
  101. /*
  102. * Convert mount ptr to nfsmount ptr.
  103. */
  104. #define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data))
  105. #ifndef NFS_TPRINTF_INITIAL_DELAY
  106. #define NFS_TPRINTF_INITIAL_DELAY 12
  107. #endif
  108. #ifndef NFS_TPRINTF_DELAY
  109. #define NFS_TPRINTF_DELAY 30
  110. #endif
  111. #ifndef NFS_DEFAULT_NAMETIMEO
  112. #define NFS_DEFAULT_NAMETIMEO 60
  113. #endif
  114. #ifndef NFS_DEFAULT_NEGNAMETIMEO
  115. #define NFS_DEFAULT_NEGNAMETIMEO 60
  116. #endif
  117. #endif
  118. #endif