Tools to convert a file to c array
file2c converts any file into a C array. Particularly useful for loading an image file into flash.
This commit is contained in:
Andrew Hannam
parent
40e6d9c532
commit
b95151c7c2
BIN
tools/file2c/Binaries - Win32/file2c.exe
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BIN
tools/file2c/Binaries - Win32/file2c.exe
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22
tools/file2c/Source/VS 2012 Project/file2c.sln
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tools/file2c/Source/VS 2012 Project/file2c.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 2012
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "file2c", "file2c\file2c.vcxproj", "{16787B20-A841-4DC1-9C15-E6677A0D7342}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Win32 = Debug|Win32
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Release|Win32 = Release|Win32
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Debug|Win32.ActiveCfg = Debug|Win32
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Debug|Win32.Build.0 = Debug|Win32
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Debug|Win32.Deploy.0 = Debug|Win32
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Release|Win32.ActiveCfg = Release|Win32
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Release|Win32.Build.0 = Release|Win32
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{16787B20-A841-4DC1-9C15-E6677A0D7342}.Release|Win32.Deploy.0 = Release|Win32
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal
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BIN
tools/file2c/Source/VS 2012 Project/file2c.v11.suo
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BIN
tools/file2c/Source/VS 2012 Project/file2c.v11.suo
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Binary file not shown.
84
tools/file2c/Source/VS 2012 Project/file2c/file2c.vcxproj
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84
tools/file2c/Source/VS 2012 Project/file2c/file2c.vcxproj
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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="..\..\file2c.c" />
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<ProjectGuid>{16787B20-A841-4DC1-9C15-E6677A0D7342}</ProjectGuid>
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<Keyword>Win32Proj</Keyword>
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<RootNamespace>file2c</RootNamespace>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<PlatformToolset>v110</PlatformToolset>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<PlatformToolset>v110</PlatformToolset>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<LinkIncremental>false</LinkIncremental>
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</PropertyGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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<OptimizeReferences>true</OptimizeReferences>
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</Link>
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</ItemDefinitionGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup>
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<Filter Include="Source Files">
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<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
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<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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</Filter>
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<Filter Include="Header Files">
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<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
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<Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
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</Filter>
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<Filter Include="Resource Files">
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<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
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<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
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</Filter>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="..\..\file2c.c">
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<Filter>Source Files</Filter>
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</ClCompile>
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</ItemGroup>
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</Project>
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@ -0,0 +1,4 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup />
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</Project>
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144
tools/file2c/Source/file2c.c
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144
tools/file2c/Source/file2c.c
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#include <stdio.h>
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#include <fcntl.h>
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#include <string.h>
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#ifdef WIN32
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#include <io.h>
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#endif
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static unsigned char buf[1024];
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static char *filenameof(char *fname) {
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char *p;
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#ifdef WIN32
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if (fname[1] == ':')
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fname = fname+2;
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p = strrchr(fname, '\\');
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if (p) fname = p+1;
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#endif
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p = strrchr(fname, '/');
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if (p) fname = p+1;
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p = strchr(fname, '.');
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if (p) *p = 0;
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return fname;
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}
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int main(int argc, char * argv[])
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{
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char * opt_progname;
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char * opt_inputfile;
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char * opt_outputfile;
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char * opt_arrayname;
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int opt_breakblocks;
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char * opt_static;
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char * opt_const;
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FILE * f_input;
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FILE * f_output;
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unsigned blocknum;
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size_t len;
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size_t i;
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/* Default values for our parameters */
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opt_progname = argv[0];
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opt_inputfile = 0;
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opt_outputfile = 0;
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opt_arrayname = 0;
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opt_breakblocks = 0;
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opt_static = "";
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opt_const = "";
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/* Read the arguments */
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while(*++argv) {
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if (argv[0][0] == '-') {
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while (*++(argv[0])) {
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switch(argv[0][0]) {
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case 'b': opt_breakblocks = 1; break;
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case 'c': opt_const = "const "; break;
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case 's': opt_static = "static "; break;
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case 'n': opt_arrayname = *++argv; goto nextarg;
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default:
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fprintf(stderr, "Unknown flag -%c\n", argv[0][0]);
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goto usage;
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}
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}
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} else if (!opt_inputfile)
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opt_inputfile = argv[0];
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else if (!opt_outputfile)
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opt_outputfile = argv[0];
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else {
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usage:
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fprintf(stderr, "Usage:\n\t%s -?\n"
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"\t%s [-bs] [-n name] [inputfile] [outputfile]\n"
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"\t\t-?\tThis help\n"
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"\t\t-b\tBreak the arrays for compilers that won't handle large arrays\n"
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"\t\t-c\tDeclare the arrays as const (useful to ensure they end up in Flash)\n"
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"\t\t-s\tDeclare the arrays as static\n"
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"\t\t-n name\tUse \"name\" as the name of the array\n"
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, opt_progname, opt_progname);
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return 1;
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}
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nextarg: ;
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}
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/* Open the input file */
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if (opt_inputfile) {
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f_input = fopen(opt_inputfile,
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#ifdef WIN32
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"rb");
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#else
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"r");
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#endif
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if (!f_input) {
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fprintf(stderr, "Could not open input file '%s'\n", opt_inputfile);
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goto usage;
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}
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} else {
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f_input = stdin;
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#ifdef WIN32
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_setmode(_fileno(stdin), _O_BINARY);
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#endif
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}
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/* Open the output file */
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if (opt_outputfile) {
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f_output = fopen(opt_outputfile, "w");
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if (!f_output) {
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fprintf(stderr, "Could not open output file '%s'\n", opt_outputfile);
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goto usage;
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}
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} else
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f_output = stdout;
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/* Set the array name */
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if (!opt_arrayname) {
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if (opt_inputfile)
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opt_arrayname = filenameof(opt_inputfile);
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if (!opt_arrayname || !opt_arrayname[0])
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opt_arrayname = "filearray";
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}
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/* Read the file processing 1K at a time */
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blocknum = 0;
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while((len = fread(buf, 1, sizeof(buf), f_input))) {
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if (!blocknum++)
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fprintf(f_output, "%s%sunsigned char %s[] = {", opt_static, opt_const, opt_arrayname);
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else if (opt_breakblocks)
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fprintf(f_output, "\n};\n%s%sunsigned char %s_p%u[] = {", opt_static, opt_const, opt_arrayname, blocknum);
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for(i = 0; i < len; i++) {
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fprintf(f_output, (i & 0x0F) ? ", 0x%02X" : "\n\t0x%02X", buf[i]);
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}
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}
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fprintf(f_output, "\n};\n");
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/* Clean up */
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if (ferror(f_input))
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fprintf(stderr, "Input file read error\n");
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if (ferror(f_output))
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fprintf(stderr, "Output file write error - disk full?\n");
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if (f_input != stdin)
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fclose(f_input);
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if (f_output != stdout)
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fclose(f_output);
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return 0;
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}
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8
tools/file2c/readme.txt
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8
tools/file2c/readme.txt
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@ -0,0 +1,8 @@
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This utility converts a file (of any type) into a c array
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so that it can be compiled into your project.
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For example:
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file2c -cs test.bmp test-image.h
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For usage instructions:
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file2c -?
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