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-rw-r--r--src/Storage.hs.old73
-rw-r--r--src/preference_arrays.adb.old114
-rw-r--r--src/preference_arrays.ads.old38
-rw-r--r--src/testmain.hs.old21
4 files changed, 0 insertions, 246 deletions
diff --git a/src/Storage.hs.old b/src/Storage.hs.old
deleted file mode 100644
index 2697c39..0000000
--- a/src/Storage.hs.old
+++ /dev/null
@@ -1,73 +0,0 @@
-{-# LANGUAGE ForeignFunctionInterface #-}
-
-module Storage(
- PrefStorage,
- createStorage,
- pokePref,
- peekPref
- ) where
-
-
-
-
-import Foreign
-import Foreign.C
-
-
-
-
-foreign import ccall "create_pref_array"
- c_createPrefArray :: CInt -> CInt -> IO (Ptr PrefArray)
-
-foreign import ccall "free_pref_array"
- c_freePrefArray :: CInt -> CInt -> Ptr PrefArray -> IO ()
-
-foreign import ccall "wrapper"
- wrap :: (Ptr PrefArray -> IO ()) -> IO (FunPtr (Ptr PrefArray -> IO ()))
-
-foreign import ccall "poke_pref_array"
- c_pokePrefArray :: CInt -> CInt -> Ptr PrefArray -> CInt -> CInt -> CInt -> IO ()
-
-foreign import ccall "peek_pref_array"
- c_peekPrefArray :: CInt -> CInt -> Ptr PrefArray -> CInt -> CInt -> CInt -> IO CInt
-
-
-
-
-newtype PrefArray = PrefArray (Ptr PrefArray)
-
-data PrefStorage = PrefStorage { pointer :: ForeignPtr PrefArray
- , numBallots :: Int
- , sizeOfBallot :: Int }
-
-
-
-
-createStorage :: Int -> Int -> IO PrefStorage
-createStorage n s = do
- x <- c_createPrefArray (fromIntegral n) (fromIntegral s)
- f <- wrap (c_freePrefArray (fromIntegral n) (fromIntegral s))
- y <- newForeignPtr f x
- return (PrefStorage y n s)
-
-
-
-
-pokePref :: PrefStorage -> Int -> Int -> Int -> IO ()
-pokePref p n s r = do
- let numBal = fromIntegral (numBallots p)
- sizeBal = fromIntegral (sizeOfBallot p)
- func a = c_pokePrefArray numBal sizeBal a (fromIntegral n) (fromIntegral s) (fromIntegral r)
- withForeignPtr (pointer p) func
-
-
-
-
-peekPref :: PrefStorage -> Int -> Int -> Int -> IO Bool
-peekPref p n s r = do
- let numBal = fromIntegral (numBallots p)
- sizeBal = fromIntegral (sizeOfBallot p)
- func a = c_peekPrefArray numBal sizeBal a (fromIntegral n) (fromIntegral s) (fromIntegral r)
- result <- withForeignPtr (pointer p) func
- return (result /= 0)
-
diff --git a/src/preference_arrays.adb.old b/src/preference_arrays.adb.old
deleted file mode 100644
index 0b1218a..0000000
--- a/src/preference_arrays.adb.old
+++ /dev/null
@@ -1,114 +0,0 @@
-
-
-with Ada.Unchecked_Deallocation;
-with System.Address_To_Access_Conversions;
-
-
-package body Preference_Arrays is
-
-
- type Ranking is range 1 .. 255;
-
- type Preference_Array is array (Positive range <>, Positive range <>) of Ranking;
- pragma Pack (Preference_Array);
-
-
-
-
- -- these following functions would be a lot smaller and neater
- -- if the FFI could make use of fat pointers
-
-
-
-
- function Create_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int)
- return System.Address
- is
- subtype Constrained is Preference_Array
- (1 .. Positive (Number_Of_Ballots),
- 1 .. Positive (Size_Of_Ballot));
-
- package Convert is new System.Address_To_Access_Conversions
- (Object => Constrained);
-
- Pref_Array : Convert.Object_Pointer;
- begin
- Pref_Array := new Preference_Array
- (1 .. Positive (Number_Of_Ballots),
- 1 .. Positive (Size_Of_Ballot));
- return Convert.To_Address (Pref_Array);
- end Create_Preference_Array;
-
-
-
-
- procedure Free_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address)
- is
- subtype Constrained is Preference_Array
- (1 .. Positive (Number_Of_Ballots),
- 1 .. Positive (Size_Of_Ballot));
-
- package Convert is new System.Address_To_Access_Conversions
- (Object => Constrained);
- procedure Free_Pref_Array is new Ada.Unchecked_Deallocation
- (Object => Constrained, Name => Convert.Object_Pointer);
-
- Pref_Array : Convert.Object_Pointer;
- begin
- Pref_Array := Convert.To_Pointer (Pref_Array_Address);
- Free_Pref_Array (Pref_Array);
- end Free_Preference_Array;
-
-
-
-
- procedure Poke_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address;
- Ballot_Index, Box_Number, Rank : in Interfaces.C.int)
- is
- subtype Constrained is Preference_Array
- (1 .. Positive (Number_Of_Ballots),
- 1 .. Positive (Size_Of_Ballot));
-
- package Convert is new System.Address_To_Access_Conversions
- (Object => Constrained);
-
- Pref_Array : Convert.Object_Pointer;
- begin
- Pref_Array := Convert.To_Pointer (Pref_Array_Address);
- Pref_Array (Positive (Ballot_Index), Positive (Box_Number)) := Ranking (Rank);
- end Poke_Preference_Array;
-
-
-
-
- function Peek_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address;
- Ballot_Index, Box_Number, Rank : in Interfaces.C.int)
- return Interfaces.C.int
- is
- subtype Constrained is Preference_Array
- (1 .. Positive (Number_Of_Ballots),
- 1 .. Positive (Size_Of_Ballot));
-
- package Convert is new System.Address_To_Access_Conversions
- (Object => Constrained);
-
- Pref_Array : Convert.Object_Pointer;
- begin
- Pref_Array := Convert.To_Pointer (Pref_Array_Address);
- if Pref_Array (Positive (Ballot_Index), Positive (Box_Number)) = Ranking (Rank) then
- return 1;
- else
- return 0;
- end if;
- end Peek_Preference_Array;
-
-
-end Preference_Arrays;
-
diff --git a/src/preference_arrays.ads.old b/src/preference_arrays.ads.old
deleted file mode 100644
index c8245e0..0000000
--- a/src/preference_arrays.ads.old
+++ /dev/null
@@ -1,38 +0,0 @@
-
-
-with Interfaces.C;
-with System;
-
-
-package Preference_Arrays is
-
-
- function Create_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int)
- return System.Address;
- pragma Export (C, Create_Preference_Array, "create_pref_array");
-
-
- procedure Free_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address);
- pragma Export (C, Free_Preference_Array, "free_pref_array");
-
-
- procedure Poke_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address;
- Ballot_Index, Box_Number, Rank : in Interfaces.C.int);
- pragma Export (C, Poke_Preference_Array, "poke_pref_array");
-
-
- function Peek_Preference_Array
- (Number_Of_Ballots, Size_Of_Ballot : in Interfaces.C.int;
- Pref_Array_Address : in System.Address;
- Ballot_Index, Box_Number, Rank : in Interfaces.C.int)
- return Interfaces.C.int;
- pragma Export (C, Peek_Preference_Array, "peek_pref_array");
-
-
-end Preference_Arrays;
-
diff --git a/src/testmain.hs.old b/src/testmain.hs.old
deleted file mode 100644
index 3f340c2..0000000
--- a/src/testmain.hs.old
+++ /dev/null
@@ -1,21 +0,0 @@
-{-# LANGUAGE ForeignFunctionInterface #-}
-
-
-
-import qualified Storage as Store
-
-
-
-foreign import ccall adainit :: IO Int
-foreign import ccall adafinal :: IO Int
-
-
-
-main = do
- adainit
- s <- Store.createStorage 10 5
- Store.pokePref s 1 2 3
- r <- Store.peekPref s 1 2 3
- putStrLn (show r)
- adafinal
-
generated by cgit (git 2.30.0) at 2024-12-22 23:20:34 +0000