3942 inject sanity into ipadm tcp buffer size properties
3943 _snd_lowat_fraction tcp tunable has no effect
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Peng Dai <peng.dai@delphix.com>

*** 19,28 ****
--- 19,29 ----
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 1991, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 1990 Mentat Inc.
+  * Copyright (c) 2013 by Delphix. All rights reserved.
   */
  
  #ifndef _INET_TUNABLES_H
  #define _INET_TUNABLES_H
  
*** 86,99 ****
  #ifdef  _KERNEL
  
  typedef struct mod_prop_info_s mod_prop_info_t;
  
  /* set/get property callback functions */
! typedef int     mod_prop_setf_t(void *, cred_t *, mod_prop_info_t *,
                      const char *, const void *, uint_t);
! typedef int     mod_prop_getf_t(void *, mod_prop_info_t *, const char *,
!                     void *val, uint_t, uint_t);
  
  typedef struct mod_propval_uint32_s {
          uint32_t        mod_propval_umin;
          uint32_t        mod_propval_umax;
          uint32_t        mod_propval_ucur;
--- 87,100 ----
  #ifdef  _KERNEL
  
  typedef struct mod_prop_info_s mod_prop_info_t;
  
  /* set/get property callback functions */
! typedef int     mod_prop_setf_t(netstack_t *, cred_t *, mod_prop_info_t *,
                      const char *, const void *, uint_t);
! typedef int     mod_prop_getf_t(netstack_t *, mod_prop_info_t *, const char *,
!                     void *, uint_t, uint_t);
  
  typedef struct mod_propval_uint32_s {
          uint32_t        mod_propval_umin;
          uint32_t        mod_propval_umax;
          uint32_t        mod_propval_ucur;
*** 147,165 ****
  
  /* extra privilege ports for upper layer protocols, tcp, sctp and udp */
  #define ULP_DEF_EPRIV_PORT1     2049
  #define ULP_DEF_EPRIV_PORT2     4045
  
  /* generic function to set/get global module properties */
  extern mod_prop_setf_t  mod_set_boolean, mod_set_uint32,
                          mod_set_aligned, mod_set_extra_privports;
  
  extern mod_prop_getf_t  mod_get_boolean, mod_get_uint32,
                          mod_get_allprop, mod_get_extra_privports;
  
! extern int mod_uint32_value(const void *, mod_prop_info_t *, uint_t,
!     unsigned long *);
  
  #endif  /* _KERNEL */
  
  /*
   * End-system model definitions that include the weak/strong end-system
--- 148,174 ----
  
  /* extra privilege ports for upper layer protocols, tcp, sctp and udp */
  #define ULP_DEF_EPRIV_PORT1     2049
  #define ULP_DEF_EPRIV_PORT2     4045
  
+ #define ULP_MAX_BUF     (1<<30) /* Largest possible send/receive buffer */
+ 
  /* generic function to set/get global module properties */
  extern mod_prop_setf_t  mod_set_boolean, mod_set_uint32,
                          mod_set_aligned, mod_set_extra_privports;
  
  extern mod_prop_getf_t  mod_get_boolean, mod_get_uint32,
                          mod_get_allprop, mod_get_extra_privports;
  
! extern int              mod_uint32_value(const void *, mod_prop_info_t *,
!     uint_t, unsigned long *);
! extern mod_prop_info_t  *mod_prop_lookup(mod_prop_info_t[], const char *,
!     uint_t);
! extern int              mod_set_buf_prop(mod_prop_info_t[], netstack_t *,
!     cred_t *cr, mod_prop_info_t *, const char *, const void *, uint_t);
! extern int              mod_get_buf_prop(mod_prop_info_t[], netstack_t *,
!     mod_prop_info_t *, const char *, void *, uint_t, uint_t);
  
  #endif  /* _KERNEL */
  
  /*
   * End-system model definitions that include the weak/strong end-system