From b78f5ba5c4bcacf17887f72c32ed82fbd0839ca8 Mon Sep 17 00:00:00 2001
From: brthanmathwoag <brthanmathwoag@tznvy.eu>
Date: Tue, 23 May 2017 16:58:07 +0000
Subject: [PATCH] MinGW support

---
 Makefile  | 18 +++++++++++++-----
 README.md |  8 +++++---
 inet.c    | 18 ++++++++++++++++++
 3 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/Makefile b/Makefile
index 6dc916d..28df77a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,19 @@
 BIN = bin
 
-$(BIN)/inet.so: \
-	$(BIN) \
-	inet.c \
+ifeq ($(OS),Windows_NT)
+TARGET = inet.dll
+OS_FLAGS = -I . -lws2_32
+else
+TARGET = inet.so
+OS_FLAGS =
+endif
+
 
-	gcc -Wall -g -fPIC -shared inet.c -o $(BIN)/inet.so
+$(BIN)/$(TARGET): \
+	$(BIN) \
+	inet.c
 
+	gcc -Wall -g -fPIC -shared inet.c -o $(BIN)/$(TARGET) $(OS_FLAGS)
 
 $(BIN):
 	mkdir $(BIN)
@@ -14,6 +22,6 @@ clean:
 	rm -rf $(BIN)/*
 
 test: \
-	$(BIN)/inet.so
+	$(BIN)/$(TARGET)
 
 	./testsuite.sh
diff --git a/README.md b/README.md
index 9433d1d..bf272cd 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ for converting IP adresses between their string and numeric representation.
 ```
 $ make
 $ sqlite3
-sqlite> .load bin/inet.so
+sqlite> .load bin/inet
 sqlite> select inet_ntoa(3232235777);
 192.168.1.1
 ```
@@ -17,8 +17,10 @@ If you don't want to compile code yourself you can download binaries from here:
 
 | Operating System                                                    | SHA256 |
 | ------------------------------------------------------------------- | ------ |
-| [Linux 64-bit](https://tznvy.eu/download/sqlite-inet/amd64/inet.so) | `4147cf5226184a5761cbe87d6a06bdf22289db57819069667cf46362c4e58fad` |
-| [Linux 32-bit](https://tznvy.eu/download/sqlite-inet/i386/inet.so)  | `5912909bb63640c80b08b83e53e36c672c6474be98d56922525bae57923b718f` |
+| [Linux 64-bit](https://tznvy.eu/download/sqlite-inet/sqlite-inet-lin-x64.zip) | `ae9b8a4a07504d79bfceacf1cb38ef38e4fa8668fac7e5331f6da8fcd91fc39c` |
+| [Linux 32-bit](https://tznvy.eu/download/sqlite-inet/sqlite-inet-lin-x86.zip)  | `d8ae7df0fbb184e158f6ba3bda50d491eef44967e7a875acd08a61bb550d5bf2` |
+| [Windows 64-bit](https://tznvy.eu/download/sqlite-inet/sqlite-inet-win-x64.zip) | `46f982a79863af825d03a7c47914f51cdc97d291a9ff5d7d55472bceca561d57` |
+| [Windows 32-bit](https://tznvy.eu/download/sqlite-inet/sqlite-inet-win-x86.zip) | `ca02baa64c6aaa7c20d8c18a79f499cc3732f2cffb4aab949b43bd7d2f4af2f6` |
 
 ## Misc
 
diff --git a/inet.c b/inet.c
index 2f7ef5d..8cd416b 100644
--- a/inet.c
+++ b/inet.c
@@ -14,7 +14,25 @@
 */
 #include <sqlite3ext.h>
 SQLITE_EXTENSION_INIT1
+
+#ifdef _WIN32
+
+#include <winsock2.h>
+
+int inet_aton(
+    const char *zIn,
+    struct in_addr *sInAddr)
+{
+    sInAddr -> s_addr = inet_addr(zIn);
+    return sInAddr -> s_addr;
+}
+
+#else
+
 #include <arpa/inet.h>
+
+#endif
+
 #include <assert.h>
 #include <string.h>