From 22c60f30434f8b58972cb2c4e6349fb4c299b62f Mon Sep 17 00:00:00 2001
From: LoRd_MuldeR <mulder2@gmx.de>
Date: Fri, 9 Sep 2022 21:50:27 +0200
Subject: [PATCH] Added solution for MSVC.

---
 .gitignore                  |   5 ++
 crc64.c                     |  41 +++++++++----
 crc64.exe                   | Bin 24064 -> 0 bytes
 win32/crc64.sln             |  25 ++++++++
 win32/crc64.vcxproj         | 115 ++++++++++++++++++++++++++++++++++++
 win32/crc64.vcxproj.filters |  22 +++++++
 6 files changed, 198 insertions(+), 10 deletions(-)
 create mode 100644 .gitignore
 delete mode 100644 crc64.exe
 create mode 100644 win32/crc64.sln
 create mode 100644 win32/crc64.vcxproj
 create mode 100644 win32/crc64.vcxproj.filters

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..796c023
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+*.exe
+*.user
+/win32/.vs
+/win32/bin
+/win32/obj
diff --git a/crc64.c b/crc64.c
index f61fdfa..e8bbf39 100644
--- a/crc64.c
+++ b/crc64.c
@@ -139,19 +139,43 @@ static uint64_t crc64_update(uint64_t crc, const uint8_t *const buffer, const si
     return crc;
 }
 
+/* ======================================================================== */
+/* Detect directory                                                         */
+/* ======================================================================== */
+
+#ifdef _MSC_VER
+#pragma warning(disable: 4100)
+#endif
+
+static int is_directory(FILE *const file)
+{
+#ifndef _WIN32
+    struct stat statbuf;
+    if (!fstat(fileno(file), &statbuf))
+    {
+        if ((statbuf.st_mode & S_IFMT) == S_IFDIR)
+        {
+            return 1;
+        }
+    }
+#endif
+    return 0;
+}
+
 /* ======================================================================== */
 /* Process File                                                             */
 /* ======================================================================== */
 
 const CHAR *const STR_STDIN = T("/dev/stdin");
 
+#define BUFF_SIZE 4096U
+
 static int process(const CHAR *const file_name, const int options)
 {
     int retval = EXIT_FAILURE;
     FILE *input = NULL;
     uint64_t crc = CRC64_INITIALIZER, total_size = 0U;
-    struct stat properties;
-    uint8_t buffer[BUFSIZ];
+    uint8_t buffer[BUFF_SIZE];
 
     input = file_name ? FOPEN(file_name, T("rb")) : stdin;
     if (!input)
@@ -164,21 +188,18 @@ static int process(const CHAR *const file_name, const int options)
         return EXIT_FAILURE;
     }
 
-    if (!fstat(fileno(input), &properties))
+    if (is_directory(input))
     {
-        if ((properties.st_mode & S_IFMT) == S_IFDIR)
+        if (!(options & OPT_SILENT))
         {
-            if (!(options & OPT_SILENT))
-            {
-                FPRINTF(stderr, T("Error: Input file \"%s\" is a directory!\n"), file_name ? file_name : STR_STDIN);
-            }
-            goto clean_up;
+            FPRINTF(stderr, T("Error: Input file \"%s\" is a directory!\n"), file_name ? file_name : STR_STDIN);
         }
+        goto clean_up;
     }
 
     while ((!feof(input)) && (!g_stop_flag))
     {
-        const size_t count = fread(buffer, sizeof(uint8_t), BUFSIZ, input);
+        const size_t count = fread(buffer, sizeof(uint8_t), BUFF_SIZE, input);
         if (count > 0U)
         {
             total_size += count;
diff --git a/crc64.exe b/crc64.exe
deleted file mode 100644
index 3fefa5a1e539d35ee4e0d8e443fa6e341e128c7e..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/win32/crc64.sln b/win32/crc64.sln
new file mode 100644
index 0000000..a76e95d
--- /dev/null
+++ b/win32/crc64.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28307.2092
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "crc64", "crc64.vcxproj", "{9D573175-F71F-45A8-8339-ED3CDAC17F72}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{9D573175-F71F-45A8-8339-ED3CDAC17F72}.Release|x64.ActiveCfg = Release|x64
+		{9D573175-F71F-45A8-8339-ED3CDAC17F72}.Release|x64.Build.0 = Release|x64
+		{9D573175-F71F-45A8-8339-ED3CDAC17F72}.Release|x86.ActiveCfg = Release|Win32
+		{9D573175-F71F-45A8-8339-ED3CDAC17F72}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {FA183244-AE1B-40C3-A1A5-DA9D346282A0}
+	EndGlobalSection
+EndGlobal
diff --git a/win32/crc64.vcxproj b/win32/crc64.vcxproj
new file mode 100644
index 0000000..713a7be
--- /dev/null
+++ b/win32/crc64.vcxproj
@@ -0,0 +1,115 @@
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+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="..\crc64.c" />
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>15.0</VCProjectVersion>
+    <ProjectGuid>{9D573175-F71F-45A8-8339-ED3CDAC17F72}</ProjectGuid>
+    <Keyword>Win32Proj</Keyword>
+    <RootNamespace>crc64</RootNamespace>
+    <WindowsTargetPlatformVersion>7.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141_xp</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141_xp</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+    <OutDir>$(SolutionDir)\bin\$(Platform)\$(Configuration)\</OutDir>
+    <IntDir>$(SolutionDir)\obj\$(Platform)\$(Configuration)\</IntDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+    <OutDir>$(SolutionDir)\bin\$(Platform)\$(Configuration)\</OutDir>
+    <IntDir>$(SolutionDir)\obj\$(Platform)\$(Configuration)\</IntDir>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <WholeProgramOptimization>true</WholeProgramOptimization>
+      <EnableEnhancedInstructionSet>NoExtensions</EnableEnhancedInstructionSet>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <AdditionalDependencies>setargv.obj;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <BufferSecurityCheck>false</BufferSecurityCheck>
+      <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OmitFramePointers>true</OmitFramePointers>
+      <WholeProgramOptimization>true</WholeProgramOptimization>
+      <EnableEnhancedInstructionSet>NotSet</EnableEnhancedInstructionSet>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>false</GenerateDebugInformation>
+      <LinkTimeCodeGeneration>UseLinkTimeCodeGeneration</LinkTimeCodeGeneration>
+      <AdditionalDependencies>setargv.obj;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/win32/crc64.vcxproj.filters b/win32/crc64.vcxproj.filters
new file mode 100644
index 0000000..be10a08
--- /dev/null
+++ b/win32/crc64.vcxproj.filters
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
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+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
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\ No newline at end of file