; Assembler header file for Resolver
; Written by DefMod (Dec  9 2012) on Sun Dec  9 15:43:44 2012
; Tom Hughes, tom@compton.nu, 21 Sep 2002

; OSLib---efficient, type-safe, transparent, extensible,
; register-safe API coverage of RISC OS
; 
; Copyright (c) 1994-2012 Jonathan Coxhead and OSLib maintainers
; 
; Licence:
; 
;    OSLib is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 1, or (at your option)
; any later version - and this with the following clarification and
; special exception:
; 
;    Linking this library statically or dynamically with other modules
; is making a combined work based on this library. Thus, the terms
; and conditions of the GNU General Public License cover the whole
; combination.
; 
;    As a special exception, the copyright holders of this library
; give you permission to link this library with independent modules
; to produce an executable, regardless of the license terms of these
; independent modules, and to copy and distribute the resulting
; executable under terms of your choice, provided that you also meet,
; for each linked independent module, the terms and conditions of the
; license of that module. An independent module is a module which is
; not derived from or based on this library. If you modify this
; library, you may extend this exception to your version of the library,
; but you are not obliged to do so. If you do not wish to do so, delete
; this exception statement from your version.
; 
;    OSLib is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
; GNU General Public License for more details.
; 
;    You should have received a copy of the GNU General Public License
; along with this programme; if not, write to the Free Software
; Foundation, Inc, 675 Mass Ave, Cambridge, MA 02139, USA.

        [       :LNOT: :DEF: Resolver_Hdr
        GBLS    Resolver_Hdr

        [       :LNOT: :DEF: Get_Types
        GBLS    Get_Types
        ]
        [       :LNOT: :DEF: Types_Hdr
Get_Types                       SETS    "GET oslib/Types.Hdr"
        |
Get_Types                       SETS    ""
        ]
        $Get_Types

        [       :LNOT: :DEF: Get_Socket
        GBLS    Get_Socket
        ]
        [       :LNOT: :DEF: Socket_Hdr
Get_Socket                      SETS    "GET oslib/Socket.Hdr"
        |
Get_Socket                      SETS    ""
        ]
        $Get_Socket

;Symbols for constants
ResolverCacheControlReason_FlushFailed *       &0
ResolverCacheControlReason_FlushAll *       &1
ResolverCacheControlReason_FlushHost *       &2
ResolverCacheControlReason_RereadConfig *       &3
ResolverCacheControlReason_NoCacheFailed *       &8
ResolverCacheControlReason_DoCacheFailed *       &9

;Symbols for structure offsets and sizes
        ^       0
Resolver_HostDetails_name       #       Ptr
Resolver_HostDetails_aliases    #       Ptr
Resolver_HostDetails_address_type #       Socket_AF
Resolver_HostDetails_address_size #       Int
Resolver_HostDetails_addresses  #       Ptr
Resolver_HostDetails            *       @

        ^       0
        #       Int
ResolverCacheControl_Reason     *       @


;Symbols for SWI's and SWI reason codes
XResolver_GetHostByName         *       &66000
Resolver_GetHostByName          *       &46000
   ;Entry
   ;  R1 -> host_name (String)
   ;Exit
   ;  R0 = errno (Int)
   ;  R1 = host_details (pointer to Resolver_HostDetails)

XResolver_GetHost               *       &66001
Resolver_GetHost                *       &46001
   ;Entry
   ;  R1 -> host_name (Char)
   ;Exit
   ;  R0 = errno (Int)
   ;  R1 = host_details (pointer to Resolver_HostDetails)

XResolver_GetCache              *       &66002
Resolver_GetCache               *       &46002

XResolver_CacheControl          *       &66003
Resolver_CacheControl           *       &46003
   ;Entry
   ;  R0 = reason (ResolverCacheControl_Reason)

EventInternet_DNSResolveComplete *       &102
   ;Entry
   ;  R0 = &13
   ;  R1 = &102
   ;  R2 -> host_name (Char)
   ;  R3 = ip_address (Int)
   ;  R4 = errno (Int)
   ;  R5 -> host_details (Resolver_HostDetails)

        ]
        END
