---------------------------------------------------------------- -- ZLib for Ada thick binding. -- -- -- -- Copyright (C) 2002-2003 Dmitriy Anisimkov -- -- -- -- Open source license information is in the zlib.ads file. -- ---------------------------------------------------------------- -- $Id: zlib-thin.adb,v 1.1.1.2 2017/01/10 00:25:30 christos Exp $ package body ZLib.Thin is ZLIB_VERSION : constant Chars_Ptr := zlibVersion; Z_Stream_Size : constant Int := Z_Stream'Size / System.Storage_Unit; -------------- -- Avail_In -- -------------- function Avail_In (Strm : in Z_Stream) return UInt is begin return Strm.Avail_In; end Avail_In; --------------- -- Avail_Out -- --------------- function Avail_Out (Strm : in Z_Stream) return UInt is begin return Strm.Avail_Out; end Avail_Out; ------------------ -- Deflate_Init -- ------------------ function Deflate_Init (strm : Z_Streamp; level : Int; method : Int; windowBits : Int; memLevel : Int; strategy : Int) return Int is begin return deflateInit2 (strm, level, method, windowBits, memLevel, strategy, ZLIB_VERSION, Z_Stream_Size); end Deflate_Init; ------------------ -- Inflate_Init -- ------------------ function Inflate_Init (strm : Z_Streamp; windowBits : Int) return Int is begin return inflateInit2 (strm, windowBits, ZLIB_VERSION, Z_Stream_Size); end Inflate_Init; ------------------------ -- Last_Error_Message -- ------------------------ function Last_Error_Message (Strm : in Z_Stream) return String is use Interfaces.C.Strings; begin if Strm.msg = Null_Ptr then return ""; else return Value (Strm.msg); end if; end Last_Error_Message; ------------ -- Set_In -- ------------ procedure Set_In (Strm : in out Z_Stream; Buffer : in Voidp; Size : in UInt) is begin Strm.Next_In := Buffer; Strm.Avail_In := Size; end Set_In; ------------------ -- Set_Mem_Func -- ------------------ procedure Set_Mem_Func (Strm : in out Z_Stream; Opaque : in Voidp; Alloc : in alloc_func; Free : in free_func) is begin Strm.opaque := Opaque; Strm.zalloc := Alloc; Strm.zfree := Free; end Set_Mem_Func; ------------- -- Set_Out -- ------------- procedure Set_Out (Strm : in out Z_Stream; Buffer : in Voidp; Size : in UInt) is begin Strm.Next_Out := Buffer; Strm.Avail_Out := Size; end Set_Out; -------------- -- Total_In -- -------------- function Total_In (Strm : in Z_Stream) return ULong is begin return Strm.Total_In; end Total_In; --------------- -- Total_Out -- --------------- function Total_Out (Strm : in Z_Stream) return ULong is begin return Strm.Total_Out; end Total_Out; end ZLib.Thin;