forked from KolibriOS/kolibrios
PE loader. link with required dll
git-svn-id: svn://kolibrios.org@892 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
ef9256f6b0
commit
c6b57fbd1a
@ -1,105 +0,0 @@
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@echo off
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set languages=en ru ge et
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set drivers=sound sis infinity ensoniq ps2mouse com_mouse uart ati2d vmode
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set targets=all kernel drivers skins clean
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call :Check_Target %1
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for %%a in (all kernel) do if %%a==%target% call :Check_Lang %2
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call :Target_%target%
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if ERRORLEVEL 0 goto Exit_OK
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echo There was an error executing script.
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echo For any help, please send a report.
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pause
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goto :eof
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:Check_Lang
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set res=%1
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:Check_Lang_loop
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for %%a in (%languages%) do if %%a==%res% set lang=%res%
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if defined lang goto :eof
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echo Language '%res%' is incorrect
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echo Enter valid language [ %languages% ]:
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set /P res=">
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goto Check_Lang_loop
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goto :eof
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:Check_Target
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set res=%1
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:Check_Target_loop
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for %%a in (%targets%) do if %%a==%res% set target=%res%
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if defined target goto :eof
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echo Target '%res%' is incorrect
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echo Enter valid target [ %targets% ]:
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set /P res=">
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goto Check_Target_loop
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goto :eof
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:Target_kernel
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echo *** building kernel with language '%lang%' ...
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if not exist bin mkdir bin
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echo lang fix %lang% > lang.inc
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fasm -m 65536 kernel.asm bin\kernel.mnt
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if not %errorlevel%==0 goto :Error_FasmFailed
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erase lang.inc
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goto :eof
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:Target_all
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call :Target_kernel
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call :Target_drivers
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call :Target_skins
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goto :eof
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:Target_drivers
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echo *** building drivers ...
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if not exist bin\drivers mkdir bin\drivers
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cd drivers
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for %%a in (%drivers%) do (
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fasm -m 65536 %%a.asm ..\bin\drivers\%%a.obj
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if not %errorlevel%==0 goto :Error_FasmFailed
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)
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cd ..
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move bin\drivers\vmode.obj bin\drivers\vmode.mdr
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goto :eof
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:Target_skins
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echo *** building skins ...
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if not exist bin\skins mkdir bin\skins
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cd skin
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fasm -m 65536 default.asm ..\bin\skins\default.skn
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if not %errorlevel%==0 goto :Error_FasmFailed
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cd ..
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goto :eof
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:Target_clean
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echo *** cleaning ...
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rmdir /S /Q bin
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goto :Exit_OK
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:Error_FasmFailed
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echo error: fasm execution failed
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erase lang.inc
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pause
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exit 1
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:Exit_OK
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echo all operations has been done
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pause
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exit 0
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@ -5,244 +5,75 @@
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#include <link.h>
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#include <mm.h>
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#include <slab.h>
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typedef unsigned short WORD;
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typedef unsigned int DWORD;
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typedef unsigned int LONG;
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typedef unsigned char BYTE;
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#define IMAGE_DOS_SIGNATURE 0x5A4D
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#define IMAGE_NT_SIGNATURE 0x00004550
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#define IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b
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#pragma pack(push,2)
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typedef struct _IMAGE_DOS_HEADER
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{
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WORD e_magic;
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WORD e_cblp;
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WORD e_cp;
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WORD e_crlc;
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WORD e_cparhdr;
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WORD e_minalloc;
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WORD e_maxalloc;
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WORD e_ss;
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WORD e_sp;
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WORD e_csum;
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WORD e_ip;
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WORD e_cs;
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WORD e_lfarlc;
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WORD e_ovno;
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WORD e_res[4];
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WORD e_oemid;
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WORD e_oeminfo;
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WORD e_res2[10];
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LONG e_lfanew;
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} IMAGE_DOS_HEADER,*PIMAGE_DOS_HEADER;
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#pragma pack(pop)
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#pragma pack(push,4)
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typedef struct _IMAGE_FILE_HEADER
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{
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WORD Machine;
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WORD NumberOfSections;
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DWORD TimeDateStamp;
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DWORD PointerToSymbolTable;
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DWORD NumberOfSymbols;
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WORD SizeOfOptionalHeader;
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WORD Characteristics;
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} IMAGE_FILE_HEADER, *PIMAGE_FILE_HEADER;
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typedef struct _IMAGE_DATA_DIRECTORY {
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DWORD VirtualAddress;
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DWORD Size;
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} IMAGE_DATA_DIRECTORY,*PIMAGE_DATA_DIRECTORY;
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#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
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typedef struct _IMAGE_OPTIONAL_HEADER {
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WORD Magic;
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BYTE MajorLinkerVersion;
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BYTE MinorLinkerVersion;
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DWORD SizeOfCode;
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DWORD SizeOfInitializedData;
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DWORD SizeOfUninitializedData;
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DWORD AddressOfEntryPoint;
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DWORD BaseOfCode;
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DWORD BaseOfData;
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DWORD ImageBase;
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DWORD SectionAlignment;
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DWORD FileAlignment;
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WORD MajorOperatingSystemVersion;
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WORD MinorOperatingSystemVersion;
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WORD MajorImageVersion;
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WORD MinorImageVersion;
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WORD MajorSubsystemVersion;
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WORD MinorSubsystemVersion;
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DWORD Win32VersionValue;
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DWORD SizeOfImage;
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DWORD SizeOfHeaders;
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DWORD CheckSum;
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WORD Subsystem;
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WORD DllCharacteristics;
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DWORD SizeOfStackReserve;
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DWORD SizeOfStackCommit;
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DWORD SizeOfHeapReserve;
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DWORD SizeOfHeapCommit;
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DWORD LoaderFlags;
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DWORD NumberOfRvaAndSizes;
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IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
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} IMAGE_OPTIONAL_HEADER,*PIMAGE_OPTIONAL_HEADER;
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#pragma pack(pop)
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#pragma pack(push,4)
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typedef struct _IMAGE_NT_HEADERS
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{
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DWORD Signature;
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IMAGE_FILE_HEADER FileHeader;
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IMAGE_OPTIONAL_HEADER OptionalHeader;
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} IMAGE_NT_HEADERS32,*PIMAGE_NT_HEADERS32;
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#define IMAGE_SIZEOF_SHORT_NAME 8
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typedef struct _IMAGE_SECTION_HEADER
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{
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BYTE Name[IMAGE_SIZEOF_SHORT_NAME];
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union
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{
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DWORD PhysicalAddress;
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DWORD VirtualSize;
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} Misc;
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DWORD VirtualAddress;
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DWORD SizeOfRawData;
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DWORD PointerToRawData;
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DWORD PointerToRelocations;
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DWORD PointerToLinenumbers;
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WORD NumberOfRelocations;
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WORD NumberOfLinenumbers;
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DWORD Characteristics;
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} IMAGE_SECTION_HEADER,*PIMAGE_SECTION_HEADER;
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#pragma pack(pop)
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#pragma pack(push,4)
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typedef struct _IMAGE_BASE_RELOCATION {
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DWORD VirtualAddress;
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DWORD SizeOfBlock;
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} IMAGE_BASE_RELOCATION,*PIMAGE_BASE_RELOCATION;
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#pragma pack(pop)
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typedef struct _IMAGE_IMPORT_DESCRIPTOR
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{
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union
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{
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DWORD Characteristics;
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DWORD OriginalFirstThunk;
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};
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DWORD TimeDateStamp;
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DWORD ForwarderChain;
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DWORD Name;
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DWORD FirstThunk;
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} IMAGE_IMPORT_DESCRIPTOR,*PIMAGE_IMPORT_DESCRIPTOR;
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typedef struct _IMAGE_THUNK_DATA32
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{
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union
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{
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DWORD ForwarderString;
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DWORD Function;
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DWORD Ordinal;
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DWORD AddressOfData;
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} u1;
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} IMAGE_THUNK_DATA32,*PIMAGE_THUNK_DATA32;
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typedef struct _IMAGE_IMPORT_BY_NAME
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{
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WORD Hint;
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BYTE Name[1];
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} IMAGE_IMPORT_BY_NAME,*PIMAGE_IMPORT_BY_NAME;
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#define IMAGE_ORDINAL_FLAG 0x80000000
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typedef struct _IMAGE_EXPORT_DIRECTORY {
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DWORD Characteristics;
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DWORD TimeDateStamp;
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WORD MajorVersion;
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WORD MinorVersion;
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DWORD Name;
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DWORD Base;
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DWORD NumberOfFunctions;
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DWORD NumberOfNames;
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DWORD AddressOfFunctions;
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DWORD AddressOfNames;
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DWORD AddressOfNameOrdinals;
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} IMAGE_EXPORT_DIRECTORY,*PIMAGE_EXPORT_DIRECTORY;
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//extern IMAGE_EXPORT_DIRECTORY kernel_exports;
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#define MakePtr( cast, ptr, addValue ) (cast)( (addr_t)(ptr) + (addValue) )
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typedef struct
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{
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addr_t base;
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addr_t frame;
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md_t *md;
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IMAGE_OPTIONAL_HEADER *opthdr;
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}dll_t;
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static inline bool IsPowerOf2(u32_t val)
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{
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if(val == 0)
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return false;
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return (val & (val - 1)) == 0;
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}
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static inline void sec_copy(void *dst, const void *src, size_t len)
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{
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u32_t tmp;
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__asm__ __volatile__ (
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"shrl $2, %%ecx \n\t"
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"rep movsl"
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:"=c"(tmp),"=S"(tmp),"=D"(tmp)
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:"c"(len),"S"(src),"D"(dst)
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:"cc");
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};
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static inline void sec_clear(void *dst, size_t len)
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{
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u32_t tmp;
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__asm__ __volatile__ (
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"xorl %%eax, %%eax \n\t"
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"rep stosb"
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:"=c"(tmp),"=D"(tmp)
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:"c"(len),"D"(dst)
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:"eax","cc");
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};
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#include <pe.h>
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int __stdcall strncmp(const char *s1, const char *s2, size_t n);
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static dll_t core_dll;
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void __export create_image(void *img_base, void *image) asm ("CreateImage");
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md_t* __fastcall load_image(const char *path);
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void* __fastcall load_pe(const char *path)
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static char* strupr(char *str )
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{
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md_t *md;
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char *p;
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unsigned char c;
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md = load_image(path);
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p = str;
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while( (c = *p) )
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{
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if( c >= 'a' && c <= 'z' )
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*p = c - 'a' + 'A';
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++p;
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}
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if( md )
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return (void*)md->base;
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return( str );
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}
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void init_core_dll()
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{
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PIMAGE_DOS_HEADER dos;
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PIMAGE_NT_HEADERS32 nt;
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PIMAGE_EXPORT_DIRECTORY exp;
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dos = (PIMAGE_DOS_HEADER)LOAD_BASE;
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nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,LOAD_BASE,
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nt->OptionalHeader.DataDirectory[0].VirtualAddress);
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list_initialize(&core_dll.link);
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core_dll.img_base = LOAD_BASE;
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core_dll.img_size = nt->OptionalHeader.SizeOfImage;
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core_dll.img_md = NULL;
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core_dll.img_hdr = nt;
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core_dll.img_sec = MakePtr(PIMAGE_SECTION_HEADER,nt, sizeof(IMAGE_NT_HEADERS32));
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core_dll.img_exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,LOAD_BASE,
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nt->OptionalHeader.DataDirectory[0].VirtualAddress);
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core_dll.img_name = strupr(MakePtr(char*, LOAD_BASE, exp->Name));
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DBG("%s base %x size %x sections %d exports %x\n",
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core_dll.img_name, core_dll.img_base,
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core_dll.img_size, nt->FileHeader.NumberOfSections,
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core_dll.img_exp );
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};
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dll_t * find_dll(const char *name)
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{
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dll_t* dll = &core_dll;
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do
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{
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if( !strncmp(name,dll->img_name,16))
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return dll;
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dll = (dll_t*)dll->link.next;
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}while(&dll->link != &core_dll.link);
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return NULL;
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};
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typedef struct
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{
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char srv_name[16]; // ASCIIZ string
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@ -271,418 +102,25 @@ srv_t* __fastcall load_pe_driver(const char *path)
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if( ! md )
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return 0;
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dos = (PIMAGE_DOS_HEADER)md->base;
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nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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if( link_image( md->base ) )
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{
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dos = (PIMAGE_DOS_HEADER)md->base;
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nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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drv_entry = MakePtr(drv_entry_t*, md->base,
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nt->OptionalHeader.AddressOfEntryPoint);
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drv_entry = MakePtr(drv_entry_t*, md->base,
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nt->OptionalHeader.AddressOfEntryPoint);
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srv = drv_entry(1);
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srv = drv_entry(1);
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if(srv != NULL)
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srv->entry = nt->OptionalHeader.AddressOfEntryPoint + md->base;
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if(srv != NULL)
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srv->entry = nt->OptionalHeader.AddressOfEntryPoint + md->base;
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return srv;
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return srv;
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}
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else
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{
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md_free( md );
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return NULL;
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}
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}
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md_t* __fastcall load_image(const char *path)
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{
|
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PIMAGE_DOS_HEADER dos;
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PIMAGE_NT_HEADERS32 nt;
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md_t *img_md;
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size_t img_size;
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void *img_base;
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count_t img_pages;
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size_t raw_size = 0;
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void *raw;
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// void *image;
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DBG("load file %s\n", path);
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raw = load_file(path, &raw_size);
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DBG("raw = %x\n\n", raw);
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dos = (PIMAGE_DOS_HEADER)raw;
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if( !raw || raw_size < sizeof(IMAGE_DOS_HEADER) )
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return NULL;
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|
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if( dos->e_magic != IMAGE_DOS_SIGNATURE || dos->e_lfanew <= 0)
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return NULL;
|
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nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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if( (addr_t)nt < (addr_t)raw)
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return NULL;
|
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|
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if(nt->Signature != IMAGE_NT_SIGNATURE)
|
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return NULL;
|
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|
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if(nt->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC)
|
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return NULL;
|
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|
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if(nt->OptionalHeader.SectionAlignment < PAGE_SIZE)
|
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{
|
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if(nt->OptionalHeader.FileAlignment != nt->OptionalHeader.SectionAlignment)
|
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return NULL;
|
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}
|
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else if(nt->OptionalHeader.SectionAlignment < nt->OptionalHeader.FileAlignment)
|
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return NULL;
|
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|
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if(!IsPowerOf2(nt->OptionalHeader.SectionAlignment) ||
|
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!IsPowerOf2(nt->OptionalHeader.FileAlignment))
|
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return NULL;
|
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|
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if(nt->FileHeader.NumberOfSections > 96)
|
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return NULL;
|
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|
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img_size = nt->OptionalHeader.SizeOfImage;
|
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// img_pages = img_size / PAGE_SIZE;
|
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|
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img_md = md_alloc(img_size, PG_SW);
|
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|
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|
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if( !img_md)
|
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{
|
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mem_free(raw);
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return NULL;
|
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};
|
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|
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img_base = (void*)img_md->base;
|
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|
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create_image(img_base, raw);
|
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|
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mem_free(raw);
|
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|
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// dos = (PIMAGE_DOS_HEADER)img_base;
|
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// nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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|
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return img_md;
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};
|
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|
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|
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/*
|
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addr_t get_proc_addr(addr_t module, char *name)
|
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{
|
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PIMAGE_DOS_HEADER expdos;
|
||||
PIMAGE_NT_HEADERS32 expnt;
|
||||
PIMAGE_EXPORT_DIRECTORY exp;
|
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u32_t *functions;
|
||||
char **funcname;
|
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int ind;
|
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|
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expdos = (PIMAGE_DOS_HEADER)module;
|
||||
expnt = MakePtr( PIMAGE_NT_HEADERS32, expdos, expdos->e_lfanew);
|
||||
|
||||
exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,module,
|
||||
expnt->OptionalHeader.DataDirectory[0].VirtualAddress);
|
||||
|
||||
functions = MakePtr(DWORD*,exp->AddressOfFunctions,module);
|
||||
funcname = MakePtr(char**,exp->AddressOfNames,module);
|
||||
|
||||
for(ind=0; *funcname;funcname++,ind++)
|
||||
{
|
||||
if(!strcmp(name,MakePtr(char*,*funcname,module)))
|
||||
return functions[ind] + module;
|
||||
};
|
||||
return -1;
|
||||
};
|
||||
*/
|
||||
|
||||
|
||||
void create_image(void *img_base, void *image)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
PIMAGE_SECTION_HEADER img_sec;
|
||||
|
||||
u32_t sec_align;
|
||||
int i;
|
||||
|
||||
|
||||
/* assumed that image is valid */
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)image;
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
sec_copy(img_base,image,nt->OptionalHeader.SizeOfHeaders);
|
||||
|
||||
img_sec = MakePtr(PIMAGE_SECTION_HEADER,nt,sizeof(IMAGE_NT_HEADERS32));
|
||||
|
||||
sec_align = nt->OptionalHeader.SectionAlignment;
|
||||
|
||||
for(i=0; i< nt->FileHeader.NumberOfSections; i++)
|
||||
{
|
||||
char *src_ptr;
|
||||
char *dest_ptr;
|
||||
size_t sec_size;
|
||||
|
||||
src_ptr = MakePtr(char*, image, img_sec->PointerToRawData);
|
||||
dest_ptr = MakePtr(char*,img_base, img_sec->VirtualAddress);
|
||||
|
||||
if(img_sec->SizeOfRawData)
|
||||
sec_copy(dest_ptr, src_ptr, img_sec->SizeOfRawData);
|
||||
|
||||
sec_size = (img_sec->Misc.VirtualSize + sec_align -1) & -sec_align;
|
||||
|
||||
if(sec_size > img_sec->SizeOfRawData)
|
||||
sec_clear(dest_ptr + img_sec->SizeOfRawData,
|
||||
sec_size - img_sec->SizeOfRawData);
|
||||
img_sec++;
|
||||
}
|
||||
|
||||
if(nt->OptionalHeader.DataDirectory[5].Size)
|
||||
{
|
||||
PIMAGE_BASE_RELOCATION reloc;
|
||||
|
||||
/* FIXME addr_t */
|
||||
|
||||
u32_t delta = (u32_t)img_base - nt->OptionalHeader.ImageBase;
|
||||
|
||||
reloc = MakePtr(PIMAGE_BASE_RELOCATION, img_base,
|
||||
nt->OptionalHeader.DataDirectory[5].VirtualAddress);
|
||||
|
||||
while ( reloc->SizeOfBlock != 0 )
|
||||
{
|
||||
u32_t cnt;
|
||||
u16_t *entry;
|
||||
u16_t reltype;
|
||||
u32_t offs;
|
||||
|
||||
cnt = (reloc->SizeOfBlock - sizeof(*reloc))/sizeof(u16_t);
|
||||
entry = MakePtr( u16_t*, reloc, sizeof(*reloc) );
|
||||
|
||||
for ( i=0; i < cnt; i++ )
|
||||
{
|
||||
u16_t *p16;
|
||||
u32_t *p32;
|
||||
|
||||
reltype = (*entry & 0xF000) >> 12;
|
||||
offs = (*entry & 0x0FFF) + reloc->VirtualAddress;
|
||||
switch(reltype)
|
||||
{
|
||||
case 1:
|
||||
p16 = MakePtr(u16_t*, img_base, offs);
|
||||
*p16+= (u16_t)(delta>>16);
|
||||
break;
|
||||
case 2:
|
||||
p16 = MakePtr(u16_t*, img_base, offs);
|
||||
*p16+= (u16_t)delta;
|
||||
break;
|
||||
case 3:
|
||||
p32 = MakePtr(u32_t*, img_base, offs);
|
||||
*p32+= delta;
|
||||
}
|
||||
entry++;
|
||||
}
|
||||
reloc = MakePtr(PIMAGE_BASE_RELOCATION, reloc,reloc->SizeOfBlock);
|
||||
}
|
||||
};
|
||||
|
||||
if(nt->OptionalHeader.DataDirectory[1].Size)
|
||||
{
|
||||
PIMAGE_IMPORT_DESCRIPTOR imp;
|
||||
|
||||
int warn = 0;
|
||||
|
||||
imp = MakePtr(PIMAGE_IMPORT_DESCRIPTOR, img_base,
|
||||
nt->OptionalHeader.DataDirectory[1].VirtualAddress);
|
||||
|
||||
|
||||
|
||||
while ( 1 )
|
||||
{
|
||||
PIMAGE_THUNK_DATA32 thunk;
|
||||
|
||||
PIMAGE_DOS_HEADER expdos;
|
||||
PIMAGE_NT_HEADERS32 expnt;
|
||||
PIMAGE_EXPORT_DIRECTORY exp;
|
||||
|
||||
u32_t *iat;
|
||||
char *libname;
|
||||
addr_t *functions;
|
||||
u16_t *ordinals;
|
||||
char **funcname;
|
||||
|
||||
|
||||
if ( (imp->TimeDateStamp==0 ) && (imp->Name==0) )
|
||||
break;
|
||||
|
||||
libname=MakePtr(char*,imp->Name, img_base);
|
||||
|
||||
DBG("import from %s\n",libname);
|
||||
|
||||
expdos = (PIMAGE_DOS_HEADER)IMAGE_BASE;
|
||||
expnt = MakePtr( PIMAGE_NT_HEADERS32, expdos, expdos->e_lfanew);
|
||||
|
||||
exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,LOAD_BASE,
|
||||
expnt->OptionalHeader.DataDirectory[0].VirtualAddress);
|
||||
|
||||
functions = MakePtr(DWORD*,exp->AddressOfFunctions,LOAD_BASE);
|
||||
ordinals = MakePtr(WORD*, exp->AddressOfNameOrdinals,LOAD_BASE);
|
||||
funcname = MakePtr(char**, exp->AddressOfNames,LOAD_BASE);
|
||||
|
||||
thunk = MakePtr(PIMAGE_THUNK_DATA32,
|
||||
imp->Characteristics, img_base);
|
||||
iat= MakePtr(DWORD*,imp->FirstThunk, img_base);
|
||||
|
||||
while ( 1 ) // Loop forever (or until we break out)
|
||||
{
|
||||
PIMAGE_IMPORT_BY_NAME ord;
|
||||
addr_t addr;
|
||||
|
||||
if ( thunk->u1.AddressOfData == 0 )
|
||||
break;
|
||||
|
||||
if ( thunk->u1.Ordinal & IMAGE_ORDINAL_FLAG )
|
||||
{
|
||||
// printf(" %4u\n", thunk->u1.Ordinal & 0xFFFF);
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
ord = MakePtr(PIMAGE_IMPORT_BY_NAME,
|
||||
thunk->u1.AddressOfData, img_base);
|
||||
*iat=0;
|
||||
|
||||
DBG("import %s", ord->Name);
|
||||
|
||||
if(strncmp(ord->Name,
|
||||
MakePtr(char*,funcname[ord->Hint],LOAD_BASE),32))
|
||||
{
|
||||
int ind;
|
||||
char **names=funcname;
|
||||
|
||||
for(names = funcname,ind = 0;
|
||||
ind < exp->NumberOfNames; names++,ind++)
|
||||
{
|
||||
if(!strncmp(ord->Name,MakePtr(char*,*names,LOAD_BASE),32))
|
||||
{
|
||||
DBG(" \tat %x\n", functions[ind] + LOAD_BASE);
|
||||
*iat = functions[ind] + LOAD_BASE;
|
||||
break;
|
||||
};
|
||||
};
|
||||
if(ind == exp->NumberOfNames)
|
||||
{
|
||||
DBG(" unresolved import %s\n",ord->Name);
|
||||
warn=1;
|
||||
};
|
||||
}
|
||||
else
|
||||
{
|
||||
DBG(" \tat %x\n", functions[ord->Hint] + LOAD_BASE);
|
||||
*iat = functions[ord->Hint] + LOAD_BASE;
|
||||
};
|
||||
};
|
||||
thunk++; // Advance to next thunk
|
||||
iat++;
|
||||
}
|
||||
imp++; // advance to next IMAGE_IMPORT_DESCRIPTOR
|
||||
};
|
||||
};
|
||||
|
||||
DBG("\ncreate pe base %x, size %x, %d sections\n\n",img_base,
|
||||
nt->OptionalHeader.SizeOfImage, nt->FileHeader.NumberOfSections);
|
||||
};
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
/*
|
||||
|
||||
u32 map_PE(u32 base, void *image)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
PIMAGE_SECTION_HEADER sec;
|
||||
|
||||
int i;
|
||||
int pages;
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)image;
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
|
||||
img_size = nt->OptionalHeader.SizeOfImage;
|
||||
img_pages = img_size / PAGE_SIZE;
|
||||
|
||||
img_md = md_alloc(img_size, PG_SW);
|
||||
|
||||
if( !img_md)
|
||||
return NULL;
|
||||
|
||||
|
||||
|
||||
scopy(base,(u32)image,nt->OptionalHeader.SizeOfHeaders);
|
||||
|
||||
sec = MakePtr(PIMAGE_SECTION_HEADER,nt,sizeof(IMAGE_NT_HEADERS32));
|
||||
|
||||
|
||||
if(nt->OptionalHeader.DataDirectory[1].Size)
|
||||
{
|
||||
PIMAGE_IMPORT_DESCRIPTOR imp;
|
||||
|
||||
imp = MakePtr(PIMAGE_IMPORT_DESCRIPTOR,base,
|
||||
nt->OptionalHeader.DataDirectory[1].VirtualAddress);
|
||||
while ( 1 )
|
||||
{
|
||||
PIMAGE_THUNK_DATA32 thunk;
|
||||
u32 *iat;
|
||||
char *libname;
|
||||
|
||||
if ( (imp->TimeDateStamp==0 ) && (imp->Name==0) )
|
||||
break;
|
||||
|
||||
|
||||
thunk = MakePtr(PIMAGE_THUNK_DATA32,
|
||||
imp->Characteristics, base);
|
||||
iat= MakePtr(DWORD*,imp->FirstThunk, base);
|
||||
|
||||
while ( 1 ) // Loop forever (or until we break out)
|
||||
{
|
||||
PIMAGE_IMPORT_BY_NAME ord;
|
||||
|
||||
u32 addr;
|
||||
|
||||
if ( thunk->u1.AddressOfData == 0 )
|
||||
break;
|
||||
|
||||
if ( thunk->u1.Ordinal & IMAGE_ORDINAL_FLAG )
|
||||
{
|
||||
// printf(" %4u\n", thunk->u1.Ordinal & 0xFFFF);
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
PKERNEL_EXPORT exp;
|
||||
exp = kernel_export;
|
||||
|
||||
ord = MakePtr(PIMAGE_IMPORT_BY_NAME,
|
||||
thunk->u1.AddressOfData,base);
|
||||
*iat=-1;
|
||||
|
||||
do
|
||||
{
|
||||
if(!strncmp(ord->Name,exp->name,16))
|
||||
{
|
||||
*iat = exp->address;
|
||||
break;
|
||||
}
|
||||
exp++;
|
||||
} while(exp->name != 0);
|
||||
};
|
||||
thunk++; // Advance to next thunk
|
||||
iat++;
|
||||
}
|
||||
imp++; // advance to next IMAGE_IMPORT_DESCRIPTOR
|
||||
}
|
||||
};
|
||||
|
||||
*/
|
||||
|
@ -3,24 +3,24 @@
|
||||
|
||||
|
||||
.section .drectve
|
||||
.ascii " -export:CreateImage"
|
||||
.ascii " -export:LoadFile"
|
||||
.ascii " -export:CreateImage" # cdecl
|
||||
.ascii " -export:LoadFile" # stdcall
|
||||
|
||||
.ascii " -export:Kmalloc" #
|
||||
.ascii " -export:Kfree" #
|
||||
.ascii " -export:Kmalloc" # eax FIXME
|
||||
.ascii " -export:Kfree" # eax FIXME
|
||||
|
||||
.ascii " -export:UserAlloc" # stdcall
|
||||
.ascii " -export:UserFree" # stdcall
|
||||
|
||||
.ascii " -export:GetPgAddr" # eax FIXME
|
||||
.ascii " -export:MapIoMem" # stdcall
|
||||
.ascii " -export:GetPgAddr" # eax
|
||||
.ascii " -export:CreateObject" #
|
||||
.ascii " -export:DestroyObject" #
|
||||
.ascii " -export:CreateRingBuffer" # stdcall
|
||||
.ascii " -export:CommitPages" # eax, ebx, ecx
|
||||
.ascii " -export:CommitPages" # eax, ebx, ecx FIXME
|
||||
.ascii " -export:UnmapPages" # eax, ecx FIXME
|
||||
.ascii " -export:CreateObject" # eax, ebx FIXME
|
||||
.ascii " -export:DestroyObject" # eax
|
||||
|
||||
.ascii " -export:RegService" # stdcall
|
||||
.ascii " -export:UnmapPages" # eax, ecx
|
||||
.ascii " -export:SysMsgBoardStr" #
|
||||
.ascii " -export:SetScreen" #
|
||||
|
||||
|
@ -110,7 +110,7 @@ md_t* __fastcall find_large_md(size_t size)
|
||||
if(idx0 == 31)
|
||||
{
|
||||
md_t *tmp = (md_t*)lheap.unmapped[31].next;
|
||||
while((link_t*)tmp != &lheap.unmapped[31])
|
||||
while(&tmp->link != &lheap.unmapped[31])
|
||||
{
|
||||
if(tmp->size >= size)
|
||||
{
|
||||
@ -193,7 +193,7 @@ md_t* __fastcall find_unmapped_md(size_t size)
|
||||
ASSERT( !list_empty(&sheap.unmapped[31]));
|
||||
|
||||
md_t *tmp = (md_t*)sheap.unmapped[31].next;
|
||||
while((link_t*)tmp != &sheap.unmapped[31])
|
||||
while( &tmp->link != &sheap.unmapped[31])
|
||||
{
|
||||
if(tmp->size >= size)
|
||||
{
|
||||
@ -283,7 +283,7 @@ md_t* __fastcall find_unmapped_md(size_t size)
|
||||
{
|
||||
md_t *tmp = (md_t*)sheap.unmapped[31].next;
|
||||
|
||||
while((link_t*)tmp != &sheap.unmapped[31])
|
||||
while( &tmp->link != &sheap.unmapped[31])
|
||||
{
|
||||
if(md->base < tmp->base)
|
||||
break;
|
||||
@ -333,7 +333,7 @@ md_t* __fastcall find_mapped_md(size_t size)
|
||||
ASSERT( !list_empty(&sheap.mapped[31]));
|
||||
|
||||
md_t *tmp = (md_t*)sheap.mapped[31].next;
|
||||
while((link_t*)tmp != &sheap.mapped[31])
|
||||
while( &tmp->link != &sheap.mapped[31])
|
||||
{
|
||||
if(tmp->size >= size)
|
||||
{
|
||||
@ -437,7 +437,7 @@ md_t* __fastcall find_mapped_md(size_t size)
|
||||
{
|
||||
md_t *tmp = (md_t*)sheap.mapped[31].next;
|
||||
|
||||
while((link_t*)tmp != &sheap.mapped[31])
|
||||
while( &tmp->link != &sheap.mapped[31])
|
||||
{
|
||||
if(md->base < tmp->base)
|
||||
break;
|
||||
@ -521,7 +521,7 @@ void __fastcall free_unmapped_md(md_t *md)
|
||||
{
|
||||
md_t *tmp = (md_t*)sheap.unmapped[31].next;
|
||||
|
||||
while((link_t*)tmp != &sheap.unmapped[31])
|
||||
while( &tmp->link != &sheap.unmapped[31])
|
||||
{
|
||||
if(md->base < tmp->base)
|
||||
break;
|
||||
@ -598,7 +598,7 @@ void __fastcall free_mapped_md(md_t *md)
|
||||
{
|
||||
md_t *tmp = (md_t*)sheap.mapped[31].next;
|
||||
|
||||
while((link_t*)tmp != &sheap.mapped[31])
|
||||
while( &tmp->link != &sheap.mapped[31])
|
||||
{
|
||||
if(md->base < tmp->base)
|
||||
break;
|
||||
@ -663,6 +663,44 @@ md_t* __fastcall md_alloc(size_t size, u32_t flags)
|
||||
};
|
||||
|
||||
|
||||
void __fastcall md_free(md_t *md)
|
||||
{
|
||||
|
||||
if( md )
|
||||
{
|
||||
md_t *lmd;
|
||||
|
||||
DBG("free md: %x base: %x size: %x\n",md, md->base, md->size);
|
||||
|
||||
ASSERT(md->state == MD_USED);
|
||||
|
||||
list_remove((link_t*)md);
|
||||
|
||||
lmd = (md_t*)md->parent;
|
||||
|
||||
ASSERT(lmd != 0);
|
||||
|
||||
if(lmd->parent != 0)
|
||||
{
|
||||
addr_t mem = md->base;
|
||||
addr_t *pte = &((addr_t*)page_tabs)[md->base>>12];
|
||||
count_t tmp = md->size >> 12;
|
||||
|
||||
while(tmp--)
|
||||
{
|
||||
*pte++ = 0;
|
||||
asm volatile ( "invlpg (%0)" ::"r" (mem) );
|
||||
mem+= 4096;
|
||||
};
|
||||
free_mapped_md( md );
|
||||
}
|
||||
else
|
||||
free_unmapped_md( md );
|
||||
}
|
||||
|
||||
return;
|
||||
};
|
||||
|
||||
void * __fastcall mem_alloc(size_t size, u32_t flags)
|
||||
{
|
||||
eflags_t efl;
|
||||
@ -687,7 +725,7 @@ void * __fastcall mem_alloc(size_t size, u32_t flags)
|
||||
{
|
||||
md_t *tmp = (md_t*)sheap.used.next;
|
||||
|
||||
while((link_t*)tmp != &sheap.used)
|
||||
while( &tmp->link != &sheap.used)
|
||||
{
|
||||
if(md->base < tmp->base)
|
||||
break;
|
||||
@ -720,7 +758,7 @@ void __fastcall mem_free(void *mem)
|
||||
|
||||
tmp = (md_t*)sheap.used.next;
|
||||
|
||||
while((link_t*)tmp != &sheap.used)
|
||||
while( &tmp->link != &sheap.used)
|
||||
{
|
||||
if( tmp->base == (addr_t)mem )
|
||||
{
|
||||
@ -732,36 +770,8 @@ void __fastcall mem_free(void *mem)
|
||||
|
||||
if( md )
|
||||
{
|
||||
md_t *lmd;
|
||||
md_free( md );
|
||||
|
||||
DBG("\tmd: %x base: %x size: %x\n",md, md->base, md->size);
|
||||
|
||||
ASSERT(md->state == MD_USED);
|
||||
|
||||
list_remove((link_t*)md);
|
||||
|
||||
lmd = (md_t*)md->parent;
|
||||
|
||||
ASSERT(lmd != 0);
|
||||
|
||||
if(lmd->parent != 0)
|
||||
{
|
||||
count_t tmp = md->size >> 12;
|
||||
addr_t *pte = &((addr_t*)page_tabs)[md->base>>12];
|
||||
|
||||
while(tmp--)
|
||||
{
|
||||
*pte++ = 0;
|
||||
asm volatile (
|
||||
"invlpg (%0)"
|
||||
::"r" (mem) );
|
||||
mem+= 4096;
|
||||
};
|
||||
|
||||
free_mapped_md( md );
|
||||
}
|
||||
else
|
||||
free_unmapped_md( md );
|
||||
}
|
||||
else
|
||||
DBG("\tERROR: invalid base address: %x\n", mem);
|
||||
|
414
kernel/branches/kolibri_pe/core/pe.c
Normal file
414
kernel/branches/kolibri_pe/core/pe.c
Normal file
@ -0,0 +1,414 @@
|
||||
|
||||
#include <types.h>
|
||||
#include <core.h>
|
||||
#include <spinlock.h>
|
||||
#include <link.h>
|
||||
#include <mm.h>
|
||||
#include <slab.h>
|
||||
#include <pe.h>
|
||||
|
||||
|
||||
static inline bool IsPowerOf2(u32_t val)
|
||||
{
|
||||
if(val == 0)
|
||||
return false;
|
||||
return (val & (val - 1)) == 0;
|
||||
}
|
||||
|
||||
|
||||
static inline void sec_copy(addr_t dst, addr_t src, size_t len)
|
||||
{
|
||||
u32_t tmp;
|
||||
__asm__ __volatile__ (
|
||||
"shrl $2, %%ecx \n\t"
|
||||
"rep movsl"
|
||||
:"=c"(tmp),"=S"(tmp),"=D"(tmp)
|
||||
:"c"(len),"S"(src),"D"(dst)
|
||||
:"cc");
|
||||
};
|
||||
|
||||
static inline void sec_clear(addr_t dst, size_t len)
|
||||
{
|
||||
u32_t tmp;
|
||||
__asm__ __volatile__ (
|
||||
"xorl %%eax, %%eax \n\t"
|
||||
"rep stosb"
|
||||
:"=c"(tmp),"=D"(tmp)
|
||||
:"c"(len),"D"(dst)
|
||||
:"eax","cc");
|
||||
};
|
||||
|
||||
int __stdcall strncmp(const char *s1, const char *s2, size_t n);
|
||||
|
||||
void __export create_image(addr_t img_base, addr_t raw) asm ("CreateImage");
|
||||
bool link_image(addr_t img_base);
|
||||
|
||||
md_t* __fastcall load_image(const char *path);
|
||||
|
||||
/*
|
||||
void* __fastcall load_pe(const char *path)
|
||||
{
|
||||
md_t *md;
|
||||
|
||||
md = load_image(path);
|
||||
|
||||
if( md )
|
||||
return (void*)md->base;
|
||||
|
||||
return NULL;
|
||||
};
|
||||
*/
|
||||
|
||||
bool validate_pe(void *raw, size_t raw_size)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)raw;
|
||||
|
||||
if( !raw || raw_size < sizeof(IMAGE_DOS_HEADER) )
|
||||
return false;
|
||||
|
||||
if( dos->e_magic != IMAGE_DOS_SIGNATURE || dos->e_lfanew <= 0)
|
||||
return false;
|
||||
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
if( (addr_t)nt < (addr_t)raw)
|
||||
return false;
|
||||
|
||||
if(nt->Signature != IMAGE_NT_SIGNATURE)
|
||||
return false;
|
||||
|
||||
if(nt->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC)
|
||||
return false;
|
||||
|
||||
if(nt->OptionalHeader.SectionAlignment < PAGE_SIZE)
|
||||
{
|
||||
if(nt->OptionalHeader.FileAlignment != nt->OptionalHeader.SectionAlignment)
|
||||
return false;
|
||||
}
|
||||
else if(nt->OptionalHeader.SectionAlignment < nt->OptionalHeader.FileAlignment)
|
||||
return false;
|
||||
|
||||
if(!IsPowerOf2(nt->OptionalHeader.SectionAlignment) ||
|
||||
!IsPowerOf2(nt->OptionalHeader.FileAlignment))
|
||||
return false;
|
||||
|
||||
if(nt->FileHeader.NumberOfSections > 96)
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
md_t* __fastcall load_image(const char *path)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
|
||||
md_t *img_md;
|
||||
|
||||
size_t img_size;
|
||||
addr_t img_base;
|
||||
count_t img_pages;
|
||||
|
||||
size_t raw_size = 0;
|
||||
void *raw;
|
||||
|
||||
DBG("\nload image %s", path);
|
||||
|
||||
raw = load_file(path, &raw_size);
|
||||
|
||||
DBG(" raw = %x\n", raw);
|
||||
|
||||
if( ! raw)
|
||||
{
|
||||
DBG("file not found: %s\n", path);
|
||||
return NULL;
|
||||
};
|
||||
|
||||
if( ! validate_pe(raw, raw_size) )
|
||||
{
|
||||
DBG("invalid pe file %s\n", path);
|
||||
mem_free(raw);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)raw;
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
img_size = nt->OptionalHeader.SizeOfImage;
|
||||
|
||||
img_md = md_alloc(img_size, PG_SW);
|
||||
|
||||
|
||||
if( !img_md)
|
||||
{
|
||||
mem_free(raw);
|
||||
return NULL;
|
||||
};
|
||||
|
||||
img_base = img_md->base;
|
||||
|
||||
create_image(img_base, (addr_t)raw);
|
||||
|
||||
mem_free(raw);
|
||||
|
||||
// dos = (PIMAGE_DOS_HEADER)img_base;
|
||||
// nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
return img_md;
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
addr_t get_proc_addr(addr_t module, char *name)
|
||||
{
|
||||
PIMAGE_DOS_HEADER expdos;
|
||||
PIMAGE_NT_HEADERS32 expnt;
|
||||
PIMAGE_EXPORT_DIRECTORY exp;
|
||||
u32_t *functions;
|
||||
char **funcname;
|
||||
int ind;
|
||||
|
||||
expdos = (PIMAGE_DOS_HEADER)module;
|
||||
expnt = MakePtr( PIMAGE_NT_HEADERS32, expdos, expdos->e_lfanew);
|
||||
|
||||
exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,module,
|
||||
expnt->OptionalHeader.DataDirectory[0].VirtualAddress);
|
||||
|
||||
functions = MakePtr(DWORD*,exp->AddressOfFunctions,module);
|
||||
funcname = MakePtr(char**,exp->AddressOfNames,module);
|
||||
|
||||
for(ind=0; *funcname;funcname++,ind++)
|
||||
{
|
||||
if(!strcmp(name,MakePtr(char*,*funcname,module)))
|
||||
return functions[ind] + module;
|
||||
};
|
||||
return -1;
|
||||
};
|
||||
*/
|
||||
|
||||
|
||||
void create_image(addr_t img_base, addr_t raw)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
PIMAGE_SECTION_HEADER img_sec;
|
||||
|
||||
u32_t sec_align;
|
||||
int i;
|
||||
|
||||
|
||||
/* assumed that image is valid */
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)raw;
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
sec_copy(img_base, raw, nt->OptionalHeader.SizeOfHeaders);
|
||||
|
||||
img_sec = MakePtr(PIMAGE_SECTION_HEADER, nt, sizeof(IMAGE_NT_HEADERS32));
|
||||
|
||||
sec_align = nt->OptionalHeader.SectionAlignment;
|
||||
|
||||
for(i=0; i< nt->FileHeader.NumberOfSections; i++)
|
||||
{
|
||||
addr_t src_ptr;
|
||||
addr_t dest_ptr;
|
||||
size_t sec_size;
|
||||
|
||||
src_ptr = MakePtr(addr_t, raw, img_sec->PointerToRawData);
|
||||
dest_ptr = MakePtr(addr_t,img_base, img_sec->VirtualAddress);
|
||||
|
||||
if(img_sec->SizeOfRawData)
|
||||
sec_copy(dest_ptr, src_ptr, img_sec->SizeOfRawData);
|
||||
|
||||
sec_size = (img_sec->Misc.VirtualSize + sec_align -1) & -sec_align;
|
||||
|
||||
if(sec_size > img_sec->SizeOfRawData)
|
||||
sec_clear(dest_ptr + img_sec->SizeOfRawData,
|
||||
sec_size - img_sec->SizeOfRawData);
|
||||
img_sec++;
|
||||
}
|
||||
|
||||
if(nt->OptionalHeader.DataDirectory[5].Size)
|
||||
{
|
||||
PIMAGE_BASE_RELOCATION reloc;
|
||||
|
||||
/* FIXME addr_t */
|
||||
|
||||
u32_t delta = (u32_t)img_base - nt->OptionalHeader.ImageBase;
|
||||
|
||||
reloc = MakePtr(PIMAGE_BASE_RELOCATION, img_base,
|
||||
nt->OptionalHeader.DataDirectory[5].VirtualAddress);
|
||||
|
||||
while ( reloc->SizeOfBlock != 0 )
|
||||
{
|
||||
u32_t cnt;
|
||||
u16_t *entry;
|
||||
u16_t reltype;
|
||||
u32_t offs;
|
||||
|
||||
cnt = (reloc->SizeOfBlock - sizeof(*reloc))/sizeof(u16_t);
|
||||
entry = MakePtr( u16_t*, reloc, sizeof(*reloc) );
|
||||
|
||||
for ( i=0; i < cnt; i++ )
|
||||
{
|
||||
u16_t *p16;
|
||||
u32_t *p32;
|
||||
|
||||
reltype = (*entry & 0xF000) >> 12;
|
||||
offs = (*entry & 0x0FFF) + reloc->VirtualAddress;
|
||||
switch(reltype)
|
||||
{
|
||||
case 1:
|
||||
p16 = MakePtr(u16_t*, img_base, offs);
|
||||
*p16+= (u16_t)(delta>>16);
|
||||
break;
|
||||
case 2:
|
||||
p16 = MakePtr(u16_t*, img_base, offs);
|
||||
*p16+= (u16_t)delta;
|
||||
break;
|
||||
case 3:
|
||||
p32 = MakePtr(u32_t*, img_base, offs);
|
||||
*p32+= delta;
|
||||
}
|
||||
entry++;
|
||||
}
|
||||
reloc = MakePtr(PIMAGE_BASE_RELOCATION, reloc,reloc->SizeOfBlock);
|
||||
}
|
||||
};
|
||||
|
||||
DBG("\ncreate pe base %x, size %x, %d sections\n\n",img_base,
|
||||
nt->OptionalHeader.SizeOfImage, nt->FileHeader.NumberOfSections);
|
||||
};
|
||||
|
||||
|
||||
bool link_image(addr_t img_base)
|
||||
{
|
||||
PIMAGE_DOS_HEADER dos;
|
||||
PIMAGE_NT_HEADERS32 nt;
|
||||
|
||||
int warn = 0;
|
||||
|
||||
/* assumed that image is valid */
|
||||
|
||||
dos = (PIMAGE_DOS_HEADER)img_base;
|
||||
nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
|
||||
|
||||
if(nt->OptionalHeader.DataDirectory[1].Size)
|
||||
{
|
||||
PIMAGE_IMPORT_DESCRIPTOR imp;
|
||||
|
||||
imp = MakePtr(PIMAGE_IMPORT_DESCRIPTOR, img_base,
|
||||
nt->OptionalHeader.DataDirectory[1].VirtualAddress);
|
||||
|
||||
|
||||
|
||||
while ( 1 )
|
||||
{
|
||||
PIMAGE_THUNK_DATA32 thunk;
|
||||
|
||||
PIMAGE_DOS_HEADER expdos;
|
||||
PIMAGE_NT_HEADERS32 expnt;
|
||||
PIMAGE_EXPORT_DIRECTORY exp;
|
||||
|
||||
u32_t *iat;
|
||||
char *libname;
|
||||
addr_t *functions;
|
||||
u16_t *ordinals;
|
||||
char **funcname;
|
||||
|
||||
dll_t *exp_dll;
|
||||
|
||||
if ( (imp->TimeDateStamp==0 ) && (imp->Name==0) )
|
||||
break;
|
||||
|
||||
libname=MakePtr(char*,imp->Name, img_base);
|
||||
|
||||
DBG("import from %s\n",libname);
|
||||
|
||||
exp_dll = find_dll(libname);
|
||||
if(exp_dll != NULL)
|
||||
{
|
||||
DBG("find %s\n", exp_dll->img_name);
|
||||
}
|
||||
else
|
||||
{
|
||||
DBG("can't find %s\n", libname);
|
||||
return false;
|
||||
}
|
||||
|
||||
exp = exp_dll->img_exp;
|
||||
|
||||
functions = MakePtr(DWORD*,exp->AddressOfFunctions,exp_dll->img_base);
|
||||
ordinals = MakePtr(WORD*, exp->AddressOfNameOrdinals,exp_dll->img_base);
|
||||
funcname = MakePtr(char**, exp->AddressOfNames,exp_dll->img_base);
|
||||
|
||||
thunk = MakePtr(PIMAGE_THUNK_DATA32,
|
||||
imp->Characteristics, img_base);
|
||||
iat= MakePtr(DWORD*,imp->FirstThunk, img_base);
|
||||
|
||||
while ( 1 ) // Loop forever (or until we break out)
|
||||
{
|
||||
PIMAGE_IMPORT_BY_NAME ord;
|
||||
addr_t addr;
|
||||
|
||||
if ( thunk->u1.AddressOfData == 0 )
|
||||
break;
|
||||
|
||||
if ( thunk->u1.Ordinal & IMAGE_ORDINAL_FLAG )
|
||||
{
|
||||
// printf(" %4u\n", thunk->u1.Ordinal & 0xFFFF);
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
ord = MakePtr(PIMAGE_IMPORT_BY_NAME,
|
||||
thunk->u1.AddressOfData, img_base);
|
||||
*iat=0;
|
||||
|
||||
DBG("import %s", ord->Name);
|
||||
|
||||
if(strncmp(ord->Name,
|
||||
MakePtr(char*,funcname[ord->Hint],exp_dll->img_base),32))
|
||||
{
|
||||
int ind;
|
||||
char **names=funcname;
|
||||
|
||||
for(names = funcname,ind = 0;
|
||||
ind < exp->NumberOfNames; names++,ind++)
|
||||
{
|
||||
if(!strncmp(ord->Name,MakePtr(char*,*names,exp_dll->img_base),32))
|
||||
{
|
||||
DBG(" \tat %x\n", functions[ind] + exp_dll->img_base);
|
||||
*iat = functions[ind] + exp_dll->img_base;
|
||||
break;
|
||||
};
|
||||
};
|
||||
if(ind == exp->NumberOfNames)
|
||||
{
|
||||
DBG(" unresolved import %s\n",ord->Name);
|
||||
warn=1;
|
||||
};
|
||||
}
|
||||
else
|
||||
{
|
||||
DBG(" \tat %x\n", functions[ord->Hint] + exp_dll->img_base);
|
||||
*iat = functions[ord->Hint] + exp_dll->img_base;
|
||||
};
|
||||
};
|
||||
thunk++; // Advance to next thunk
|
||||
iat++;
|
||||
}
|
||||
imp++; // advance to next IMAGE_IMPORT_DESCRIPTOR
|
||||
};
|
||||
};
|
||||
|
||||
if ( !warn )
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
|
@ -87,6 +87,7 @@ pfn_t alloc_page() __attribute__ ((deprecated));
|
||||
|
||||
|
||||
md_t* __fastcall md_alloc(size_t size, u32_t flags) ;
|
||||
void __fastcall md_free(md_t *md);
|
||||
|
||||
void* __fastcall __export mem_alloc(size_t size, u32_t flags) asm ("MemAlloc");
|
||||
void __fastcall __export mem_free(void *mem) asm ("MemFree");
|
||||
|
202
kernel/branches/kolibri_pe/include/pe.h
Normal file
202
kernel/branches/kolibri_pe/include/pe.h
Normal file
@ -0,0 +1,202 @@
|
||||
|
||||
typedef unsigned short WORD;
|
||||
typedef unsigned int DWORD;
|
||||
typedef unsigned int LONG;
|
||||
typedef unsigned char BYTE;
|
||||
|
||||
#define IMAGE_DOS_SIGNATURE 0x5A4D
|
||||
#define IMAGE_NT_SIGNATURE 0x00004550
|
||||
#define IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b
|
||||
|
||||
#pragma pack(push,2)
|
||||
typedef struct _IMAGE_DOS_HEADER
|
||||
{
|
||||
WORD e_magic;
|
||||
WORD e_cblp;
|
||||
WORD e_cp;
|
||||
WORD e_crlc;
|
||||
WORD e_cparhdr;
|
||||
WORD e_minalloc;
|
||||
WORD e_maxalloc;
|
||||
WORD e_ss;
|
||||
WORD e_sp;
|
||||
WORD e_csum;
|
||||
WORD e_ip;
|
||||
WORD e_cs;
|
||||
WORD e_lfarlc;
|
||||
WORD e_ovno;
|
||||
WORD e_res[4];
|
||||
WORD e_oemid;
|
||||
WORD e_oeminfo;
|
||||
WORD e_res2[10];
|
||||
LONG e_lfanew;
|
||||
} IMAGE_DOS_HEADER,*PIMAGE_DOS_HEADER;
|
||||
#pragma pack(pop)
|
||||
|
||||
|
||||
#pragma pack(push,4)
|
||||
typedef struct _IMAGE_FILE_HEADER
|
||||
{
|
||||
WORD Machine;
|
||||
WORD NumberOfSections;
|
||||
DWORD TimeDateStamp;
|
||||
DWORD PointerToSymbolTable;
|
||||
DWORD NumberOfSymbols;
|
||||
WORD SizeOfOptionalHeader;
|
||||
WORD Characteristics;
|
||||
} IMAGE_FILE_HEADER, *PIMAGE_FILE_HEADER;
|
||||
|
||||
typedef struct _IMAGE_DATA_DIRECTORY {
|
||||
DWORD VirtualAddress;
|
||||
DWORD Size;
|
||||
} IMAGE_DATA_DIRECTORY,*PIMAGE_DATA_DIRECTORY;
|
||||
|
||||
#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
|
||||
|
||||
typedef struct _IMAGE_OPTIONAL_HEADER {
|
||||
WORD Magic;
|
||||
BYTE MajorLinkerVersion;
|
||||
BYTE MinorLinkerVersion;
|
||||
DWORD SizeOfCode;
|
||||
DWORD SizeOfInitializedData;
|
||||
DWORD SizeOfUninitializedData;
|
||||
DWORD AddressOfEntryPoint;
|
||||
DWORD BaseOfCode;
|
||||
DWORD BaseOfData;
|
||||
DWORD ImageBase;
|
||||
DWORD SectionAlignment;
|
||||
DWORD FileAlignment;
|
||||
WORD MajorOperatingSystemVersion;
|
||||
WORD MinorOperatingSystemVersion;
|
||||
WORD MajorImageVersion;
|
||||
WORD MinorImageVersion;
|
||||
WORD MajorSubsystemVersion;
|
||||
WORD MinorSubsystemVersion;
|
||||
DWORD Win32VersionValue;
|
||||
DWORD SizeOfImage;
|
||||
DWORD SizeOfHeaders;
|
||||
DWORD CheckSum;
|
||||
WORD Subsystem;
|
||||
WORD DllCharacteristics;
|
||||
DWORD SizeOfStackReserve;
|
||||
DWORD SizeOfStackCommit;
|
||||
DWORD SizeOfHeapReserve;
|
||||
DWORD SizeOfHeapCommit;
|
||||
DWORD LoaderFlags;
|
||||
DWORD NumberOfRvaAndSizes;
|
||||
IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
|
||||
} IMAGE_OPTIONAL_HEADER,*PIMAGE_OPTIONAL_HEADER;
|
||||
|
||||
#pragma pack(pop)
|
||||
|
||||
|
||||
#pragma pack(push,4)
|
||||
typedef struct _IMAGE_NT_HEADERS
|
||||
{
|
||||
DWORD Signature;
|
||||
IMAGE_FILE_HEADER FileHeader;
|
||||
IMAGE_OPTIONAL_HEADER OptionalHeader;
|
||||
} IMAGE_NT_HEADERS32,*PIMAGE_NT_HEADERS32;
|
||||
|
||||
#define IMAGE_SIZEOF_SHORT_NAME 8
|
||||
|
||||
typedef struct _IMAGE_SECTION_HEADER
|
||||
{
|
||||
BYTE Name[IMAGE_SIZEOF_SHORT_NAME];
|
||||
union
|
||||
{
|
||||
DWORD PhysicalAddress;
|
||||
DWORD VirtualSize;
|
||||
} Misc;
|
||||
DWORD VirtualAddress;
|
||||
DWORD SizeOfRawData;
|
||||
DWORD PointerToRawData;
|
||||
DWORD PointerToRelocations;
|
||||
DWORD PointerToLinenumbers;
|
||||
WORD NumberOfRelocations;
|
||||
WORD NumberOfLinenumbers;
|
||||
DWORD Characteristics;
|
||||
} IMAGE_SECTION_HEADER,*PIMAGE_SECTION_HEADER;
|
||||
#pragma pack(pop)
|
||||
|
||||
#pragma pack(push,4)
|
||||
typedef struct _IMAGE_BASE_RELOCATION {
|
||||
DWORD VirtualAddress;
|
||||
DWORD SizeOfBlock;
|
||||
} IMAGE_BASE_RELOCATION,*PIMAGE_BASE_RELOCATION;
|
||||
#pragma pack(pop)
|
||||
|
||||
typedef struct _IMAGE_IMPORT_DESCRIPTOR
|
||||
{
|
||||
union
|
||||
{
|
||||
DWORD Characteristics;
|
||||
DWORD OriginalFirstThunk;
|
||||
};
|
||||
DWORD TimeDateStamp;
|
||||
DWORD ForwarderChain;
|
||||
DWORD Name;
|
||||
DWORD FirstThunk;
|
||||
} IMAGE_IMPORT_DESCRIPTOR,*PIMAGE_IMPORT_DESCRIPTOR;
|
||||
|
||||
typedef struct _IMAGE_THUNK_DATA32
|
||||
{
|
||||
union
|
||||
{
|
||||
DWORD ForwarderString;
|
||||
DWORD Function;
|
||||
DWORD Ordinal;
|
||||
DWORD AddressOfData;
|
||||
} u1;
|
||||
} IMAGE_THUNK_DATA32,*PIMAGE_THUNK_DATA32;
|
||||
|
||||
typedef struct _IMAGE_IMPORT_BY_NAME
|
||||
{
|
||||
WORD Hint;
|
||||
BYTE Name[1];
|
||||
} IMAGE_IMPORT_BY_NAME,*PIMAGE_IMPORT_BY_NAME;
|
||||
|
||||
#define IMAGE_ORDINAL_FLAG 0x80000000
|
||||
|
||||
typedef struct _IMAGE_EXPORT_DIRECTORY {
|
||||
DWORD Characteristics;
|
||||
DWORD TimeDateStamp;
|
||||
WORD MajorVersion;
|
||||
WORD MinorVersion;
|
||||
DWORD Name;
|
||||
DWORD Base;
|
||||
DWORD NumberOfFunctions;
|
||||
DWORD NumberOfNames;
|
||||
DWORD AddressOfFunctions;
|
||||
DWORD AddressOfNames;
|
||||
DWORD AddressOfNameOrdinals;
|
||||
} IMAGE_EXPORT_DIRECTORY,*PIMAGE_EXPORT_DIRECTORY;
|
||||
|
||||
|
||||
typedef struct
|
||||
{
|
||||
link_t link;
|
||||
|
||||
addr_t img_base;
|
||||
size_t img_size;
|
||||
char *img_name;
|
||||
md_t *img_md;
|
||||
|
||||
PIMAGE_NT_HEADERS32 img_hdr;
|
||||
PIMAGE_SECTION_HEADER img_sec;
|
||||
PIMAGE_EXPORT_DIRECTORY img_exp;
|
||||
u32_t img_map[8]; /* mapped treads */
|
||||
}dll_t;
|
||||
|
||||
|
||||
#define MakePtr( cast, ptr, addValue ) (cast)( (addr_t)(ptr) + (addr_t)(addValue) )
|
||||
|
||||
|
||||
dll_t * find_dll(const char *name);
|
||||
|
||||
|
||||
md_t* __fastcall load_image(const char *path);
|
||||
|
||||
void __export create_image(addr_t img_base, addr_t image) asm ("CreateImage");
|
||||
|
||||
|
@ -179,11 +179,12 @@ extrn _poweroff
|
||||
|
||||
extrn _init
|
||||
extrn _init_mm
|
||||
extrn @init_heap@8
|
||||
extrn _init_core_dll
|
||||
|
||||
extrn @core_alloc@4
|
||||
extrn @core_free@4
|
||||
|
||||
extrn @init_heap@8
|
||||
extrn @find_large_md@4
|
||||
|
||||
extrn _MemAlloc
|
||||
@ -402,6 +403,8 @@ __core_restart:
|
||||
mov edx, 0x40000000
|
||||
call @init_heap@8
|
||||
|
||||
call _init_core_dll
|
||||
|
||||
mov esi, _16bit_start
|
||||
mov ecx, _16bit_end
|
||||
shr ecx, 2
|
||||
|
@ -1,33 +0,0 @@
|
||||
#!/bin/bash
|
||||
# This script does for linux the same as build.bat for DOS,
|
||||
# it compiles the KoOS kernel, hopefully ;-)
|
||||
|
||||
CLANG=$1;
|
||||
|
||||
usage()
|
||||
{
|
||||
echo "Usage: make.sh [en|ru|ge|et]"
|
||||
exit 1
|
||||
}
|
||||
|
||||
compile()
|
||||
{
|
||||
fasm -m 65536 kernel.asm bin/kernel.mnt
|
||||
rm -f lang.inc
|
||||
exit 0
|
||||
}
|
||||
|
||||
|
||||
if [ ! $CLANG ] ; then
|
||||
usage
|
||||
fi
|
||||
|
||||
for i in "en" "ru" "ge" "et"; do
|
||||
if [ $i == $CLANG ] ; then
|
||||
echo "lang fix $i" > lang.inc
|
||||
compile
|
||||
fi
|
||||
done
|
||||
usage
|
||||
|
||||
|
@ -30,6 +30,7 @@ PE_SRC:= \
|
||||
mm.c \
|
||||
slab.c \
|
||||
heap.c \
|
||||
pe.c \
|
||||
dll.c \
|
||||
spinlock.c \
|
||||
boot/boot.asm \
|
||||
|
Loading…
Reference in New Issue
Block a user