7388 Support DHCP Client FQDN. Allow IAID/DUID for all v4.

*** 18,36 ****
--- 18,38 ----
   *
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
+  * Copyright (c) 2016, Chris Fraire <cfraire@me.com>.
   */
  #ifndef _LIBIPADM_H
  #define _LIBIPADM_H
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  #include <sys/types.h>
+ #include <sys/param.h>
  #include <sys/socket.h>
  #include <net/if.h>
  #include <netdb.h>
  #include <ifaddrs.h>
  #include <libnvpair.h>
*** 99,109 ****
   * option flags taken by the libipadm functions
   *
   *  - IPADM_OPT_PERSIST:
   *      For all the create/delete/up/down/set/get functions,
   *      requests to persist the configuration so that it can be
!  *      re-enabled or reapplied on boot.
   *
   *  - IPADM_OPT_ACTIVE:
   *      Requests to apply configuration without persisting it and
   *      used by show-* subcommands to retrieve current values.
   *
--- 101,111 ----
   * option flags taken by the libipadm functions
   *
   *  - IPADM_OPT_PERSIST:
   *      For all the create/delete/up/down/set/get functions,
   *      requests to persist the configuration so that it can be
!  *      re-enabled or re-applied on boot.
   *
   *  - IPADM_OPT_ACTIVE:
   *      Requests to apply configuration without persisting it and
   *      used by show-* subcommands to retrieve current values.
   *
*** 140,149 ****
--- 142,161 ----
   *  - IPADM_OPT_UP
   *      Used to bring up a static address on creation
   *
   *  - IPADM_OPT_V46
   *      Used to plumb both IPv4 and IPv6 interfaces by ipadm_create_addr()
+  *
+  *  - IPADM_OPT_SET_PROPS
+  *      Used to indicate the update changes the running configuration of
+  *      "props" data on the object. The props are cached there on the parent,
+  *      but the PROPS_ONLY change does not affect the ACTIVE/PERSIST state of
+  *      the parent.
+  *
+  *  - IPADM_OPT_PERSIST_PROPS
+  *      Used when IPADM_OPT_SET_PROPS is active to indicate the update changes
+  *  the persistent configuration of the "props" data on the object.
   */
  #define IPADM_OPT_PERSIST       0x00000001
  #define IPADM_OPT_ACTIVE        0x00000002
  #define IPADM_OPT_DEFAULT       0x00000004
  #define IPADM_OPT_PERM          0x00000008
*** 155,164 ****
--- 167,178 ----
  #define IPADM_OPT_ZEROADDR      0x00000200
  #define IPADM_OPT_RELEASE       0x00000400
  #define IPADM_OPT_INFORM        0x00000800
  #define IPADM_OPT_UP            0x00001000
  #define IPADM_OPT_V46           0x00002000
+ #define IPADM_OPT_SET_PROPS     0x00004000
+ #define IPADM_OPT_PERSIST_PROPS         0x00008000
  
  /* IPADM property class */
  #define IPADMPROP_CLASS_MODULE  0x00000001      /* on 'protocol' only */
  #define IPADMPROP_CLASS_IF      0x00000002      /* on 'IP interface' only */
  #define IPADMPROP_CLASS_ADDR    0x00000004      /* on 'IP address' only */
*** 255,265 ****
  extern void             ipadm_close(ipadm_handle_t);
  
  /* Check authorization for network configuration */
  extern boolean_t        ipadm_check_auth(void);
  /*
!  * Interface mangement functions
   */
  extern ipadm_status_t   ipadm_create_if(ipadm_handle_t, char *, sa_family_t,
                              uint32_t);
  extern ipadm_status_t   ipadm_disable_if(ipadm_handle_t, const char *,
                              uint32_t);
--- 269,279 ----
  extern void             ipadm_close(ipadm_handle_t);
  
  /* Check authorization for network configuration */
  extern boolean_t        ipadm_check_auth(void);
  /*
!  * Interface management functions
   */
  extern ipadm_status_t   ipadm_create_if(ipadm_handle_t, char *, sa_family_t,
                              uint32_t);
  extern ipadm_status_t   ipadm_disable_if(ipadm_handle_t, const char *,
                              uint32_t);
*** 313,322 ****
--- 327,337 ----
  extern ipadm_status_t   ipadm_set_stateful(ipadm_addrobj_t, boolean_t);
  
  /* Functions to set fields in addrobj for DHCP */
  extern ipadm_status_t   ipadm_set_primary(ipadm_addrobj_t, boolean_t);
  extern ipadm_status_t   ipadm_set_wait_time(ipadm_addrobj_t, int32_t);
+ extern ipadm_status_t   ipadm_set_reqhost(ipadm_addrobj_t, const char *);
  
  /*
   * Property management functions
   */
  /* call back function for the property walker */
*** 355,364 ****
--- 370,381 ----
  extern ipadm_status_t   ipadm_open_arp_on_udp(const char *, int *);
  extern int              ipadm_legacy2new_propname(const char *, char *,
                              uint_t, uint_t *);
  extern int              ipadm_new2legacy_propname(const char *, char *,
                              uint_t, uint_t);
+ extern boolean_t        ipadm_is_valid_hostname(const char *hostname);
+ extern boolean_t        ipadm_is_nil_hostname(const char *hostname);
  
  #ifdef  __cplusplus
  }
  #endif