PE loader. Link kernel.mnt
git-svn-id: svn://kolibrios.org@890 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
cb4549795b
commit
da448a7a84
@ -32,7 +32,7 @@ $Revision$
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;***************************************************************************
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align 4
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_PciApi:
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pci_api:
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cmp [pci_access_enabled],1
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@ -202,6 +202,7 @@ master_tab equ (page_tabs+ (page_tabs shr 10)) ;0xFDFF70000
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_16BIT_BASE equ 0x00010000
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LOAD_BASE equ 0x00100000
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OS_BASE equ 0xE0000000
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IMAGE_BASE equ (OS_BASE+LOAD_BASE)
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window_data equ OS_BASE
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688
kernel/branches/kolibri_pe/core/dll.c
Normal file
688
kernel/branches/kolibri_pe/core/dll.c
Normal file
@ -0,0 +1,688 @@
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#include <types.h>
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#include <core.h>
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#include <spinlock.h>
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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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int __stdcall strncmp(const char *s1, const char *s2, size_t n);
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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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{
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md_t *md;
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md = load_image(path);
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if( md )
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return (void*)md->base;
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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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u32_t magic; // +0x10 'SRV '
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size_t size; // +0x14 size of structure SRV
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void *fd; // +0x18 next SRV descriptor
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void *bk; // +0x1C prev SRV descriptor
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addr_t base; // +0x20 service base address
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addr_t entry; // +0x24 service START function
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void *srv_proc; // +0x28 main service handler
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}srv_t;
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typedef srv_t* __stdcall drv_entry_t(int);
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srv_t* __fastcall load_pe_driver(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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drv_entry_t *drv_entry;
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md_t *md;
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srv_t *srv;
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md = load_image(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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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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if(srv != NULL)
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srv->entry = nt->OptionalHeader.AddressOfEntryPoint + md->base;
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return srv;
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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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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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if(nt->Signature != IMAGE_NT_SIGNATURE)
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return NULL;
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if(nt->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC)
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return NULL;
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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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if(!IsPowerOf2(nt->OptionalHeader.SectionAlignment) ||
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!IsPowerOf2(nt->OptionalHeader.FileAlignment))
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return NULL;
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if(nt->FileHeader.NumberOfSections > 96)
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return NULL;
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img_size = nt->OptionalHeader.SizeOfImage;
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// img_pages = img_size / PAGE_SIZE;
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img_md = md_alloc(img_size, PG_SW);
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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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img_base = (void*)img_md->base;
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create_image(img_base, raw);
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mem_free(raw);
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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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return img_md;
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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;
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PIMAGE_NT_HEADERS32 expnt;
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PIMAGE_EXPORT_DIRECTORY exp;
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u32_t *functions;
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char **funcname;
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int ind;
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expdos = (PIMAGE_DOS_HEADER)module;
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expnt = MakePtr( PIMAGE_NT_HEADERS32, expdos, expdos->e_lfanew);
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exp = MakePtr(PIMAGE_EXPORT_DIRECTORY,module,
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expnt->OptionalHeader.DataDirectory[0].VirtualAddress);
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functions = MakePtr(DWORD*,exp->AddressOfFunctions,module);
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funcname = MakePtr(char**,exp->AddressOfNames,module);
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for(ind=0; *funcname;funcname++,ind++)
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{
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if(!strcmp(name,MakePtr(char*,*funcname,module)))
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return functions[ind] + module;
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};
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return -1;
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};
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*/
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void create_image(void *img_base, void *image)
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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_SECTION_HEADER img_sec;
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u32_t sec_align;
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int i;
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/* assumed that image is valid */
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dos = (PIMAGE_DOS_HEADER)image;
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nt = MakePtr( PIMAGE_NT_HEADERS32, dos, dos->e_lfanew);
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sec_copy(img_base,image,nt->OptionalHeader.SizeOfHeaders);
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img_sec = MakePtr(PIMAGE_SECTION_HEADER,nt,sizeof(IMAGE_NT_HEADERS32));
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sec_align = nt->OptionalHeader.SectionAlignment;
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for(i=0; i< nt->FileHeader.NumberOfSections; i++)
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{
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char *src_ptr;
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char *dest_ptr;
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size_t sec_size;
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src_ptr = MakePtr(char*, image, img_sec->PointerToRawData);
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dest_ptr = MakePtr(char*,img_base, img_sec->VirtualAddress);
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if(img_sec->SizeOfRawData)
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sec_copy(dest_ptr, src_ptr, img_sec->SizeOfRawData);
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sec_size = (img_sec->Misc.VirtualSize + sec_align -1) & -sec_align;
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if(sec_size > img_sec->SizeOfRawData)
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sec_clear(dest_ptr + img_sec->SizeOfRawData,
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sec_size - img_sec->SizeOfRawData);
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img_sec++;
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}
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if(nt->OptionalHeader.DataDirectory[5].Size)
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{
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PIMAGE_BASE_RELOCATION reloc;
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/* FIXME addr_t */
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u32_t delta = (u32_t)img_base - nt->OptionalHeader.ImageBase;
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reloc = MakePtr(PIMAGE_BASE_RELOCATION, img_base,
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nt->OptionalHeader.DataDirectory[5].VirtualAddress);
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while ( reloc->SizeOfBlock != 0 )
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{
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u32_t cnt;
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u16_t *entry;
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u16_t reltype;
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u32_t offs;
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cnt = (reloc->SizeOfBlock - sizeof(*reloc))/sizeof(u16_t);
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entry = MakePtr( u16_t*, reloc, sizeof(*reloc) );
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for ( i=0; i < cnt; i++ )
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{
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u16_t *p16;
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u32_t *p32;
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reltype = (*entry & 0xF000) >> 12;
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offs = (*entry & 0x0FFF) + reloc->VirtualAddress;
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switch(reltype)
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{
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case 1:
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p16 = MakePtr(u16_t*, img_base, offs);
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*p16+= (u16_t)(delta>>16);
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break;
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case 2:
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p16 = MakePtr(u16_t*, img_base, offs);
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*p16+= (u16_t)delta;
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break;
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case 3:
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p32 = MakePtr(u32_t*, img_base, offs);
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*p32+= delta;
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}
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entry++;
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}
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reloc = MakePtr(PIMAGE_BASE_RELOCATION, reloc,reloc->SizeOfBlock);
|
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}
|
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};
|
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|
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if(nt->OptionalHeader.DataDirectory[1].Size)
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{
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PIMAGE_IMPORT_DESCRIPTOR imp;
|
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|
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int warn = 0;
|
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|
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imp = MakePtr(PIMAGE_IMPORT_DESCRIPTOR, img_base,
|
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nt->OptionalHeader.DataDirectory[1].VirtualAddress);
|
||||
|
||||
|
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|
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while ( 1 )
|
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{
|
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PIMAGE_THUNK_DATA32 thunk;
|
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|
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PIMAGE_DOS_HEADER expdos;
|
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PIMAGE_NT_HEADERS32 expnt;
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PIMAGE_EXPORT_DIRECTORY exp;
|
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|
||||
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
|
||||
}
|
||||
};
|
||||
|
||||
*/
|
||||
@ -208,6 +208,7 @@ proc get_notify stdcall, p_ev:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciRead32:
|
||||
proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -222,6 +223,7 @@ proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciRead16:
|
||||
proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -236,6 +238,7 @@ proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciRead8:
|
||||
proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -250,6 +253,7 @@ proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciWrite8:
|
||||
proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -265,6 +269,7 @@ proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciWrite16:
|
||||
proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -280,6 +285,7 @@ proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_PciWrite32:
|
||||
proc pci_write32 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
|
||||
push ebx
|
||||
xor eax, eax
|
||||
@ -387,6 +393,7 @@ proc get_service stdcall, sz_name:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_RegService:
|
||||
proc reg_service stdcall, name:dword, handler:dword
|
||||
|
||||
push ebx
|
||||
@ -562,6 +569,7 @@ endp
|
||||
; loaded by the load_file() function
|
||||
|
||||
align 4
|
||||
_LoadFile:
|
||||
_load_file@4:
|
||||
proc load_file stdcall, file_name:dword
|
||||
locals
|
||||
@ -1110,6 +1118,7 @@ endp
|
||||
; ebx= pid
|
||||
|
||||
align 4
|
||||
_CreateObject:
|
||||
create_kernel_object:
|
||||
|
||||
push ebx
|
||||
@ -1138,6 +1147,7 @@ create_kernel_object:
|
||||
; eax= object
|
||||
|
||||
align 4
|
||||
_DestroyObject:
|
||||
destroy_kernel_object:
|
||||
|
||||
pushfd
|
||||
|
||||
43
kernel/branches/kolibri_pe/core/export.asm
Normal file
43
kernel/branches/kolibri_pe/core/export.asm
Normal file
@ -0,0 +1,43 @@
|
||||
.file "export.asm"
|
||||
.intel_syntax
|
||||
|
||||
|
||||
.section .drectve
|
||||
.ascii " -export:CreateImage"
|
||||
.ascii " -export:LoadFile"
|
||||
|
||||
.ascii " -export:Kmalloc" #
|
||||
.ascii " -export:Kfree" #
|
||||
|
||||
.ascii " -export:UserAlloc" # stdcall
|
||||
.ascii " -export:UserFree" # stdcall
|
||||
|
||||
.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:RegService" # stdcall
|
||||
.ascii " -export:UnmapPages" # eax, ecx
|
||||
.ascii " -export:SysMsgBoardStr" #
|
||||
.ascii " -export:SetScreen" #
|
||||
|
||||
|
||||
.ascii " -export:PciApi" #
|
||||
.ascii " -export:PciRead8" # stdcall
|
||||
.ascii " -export:PciRead16" # stdcall
|
||||
.ascii " -export:PciRead32" # stdcall
|
||||
.ascii " -export:PciWrite8" # stdcall
|
||||
.ascii " -export:PciWrite16" # stdcall
|
||||
.ascii " -export:PciWrite32" # stdcall
|
||||
|
||||
.ascii " -export:SelectHwCursor" # stdcall
|
||||
.ascii " -export:SetHwCursor" # stdcall
|
||||
.ascii " -export:HwCursorRestore" #
|
||||
.ascii " -export:HwCursorCreate" #
|
||||
|
||||
|
||||
|
||||
|
||||
@ -110,7 +110,6 @@ kernel_export:
|
||||
dd szCommitPages , commit_pages ;not implemented
|
||||
dd szReleasePages , release_pages
|
||||
|
||||
dd szFreeKernelSpace , free_kernel_space ;stdcall
|
||||
dd szMemAlloc , @mem_alloc@8 ;fastcall
|
||||
dd szMemFree , @mem_free@4 ;fastcall
|
||||
dd szUserAlloc , user_alloc ;stdcall
|
||||
|
||||
@ -15,12 +15,6 @@ USED_BLOCK equ 8
|
||||
DONT_FREE_BLOCK equ 10h
|
||||
|
||||
|
||||
align 4
|
||||
proc free_kernel_space stdcall uses ebx ecx edx esi edi, base:dword
|
||||
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
;;;;;;;;;;;;;; USER ;;;;;;;;;;;;;;;;;
|
||||
|
||||
@ -55,6 +49,7 @@ proc init_heap
|
||||
endp
|
||||
|
||||
align 4
|
||||
_UserAlloc:
|
||||
proc user_alloc stdcall, alloc_size:dword
|
||||
|
||||
push ebx
|
||||
@ -131,6 +126,7 @@ m_exit:
|
||||
endp
|
||||
|
||||
align 4
|
||||
_UserFree:
|
||||
proc user_free stdcall, base:dword
|
||||
|
||||
push esi
|
||||
|
||||
@ -20,6 +20,9 @@ $Revision$
|
||||
; esi= nb
|
||||
; ebx= idx
|
||||
;
|
||||
|
||||
align 4
|
||||
_Kmalloc:
|
||||
malloc:
|
||||
push esi
|
||||
|
||||
@ -197,6 +200,7 @@ malloc:
|
||||
; eax= mem
|
||||
|
||||
align 4
|
||||
_Kfree:
|
||||
free:
|
||||
push edi
|
||||
mov edi, eax
|
||||
|
||||
@ -29,6 +29,8 @@ map_space: ;not implemented
|
||||
|
||||
ret
|
||||
|
||||
align 4
|
||||
_MapIoMem:
|
||||
proc map_io_mem stdcall, base:dword, size:dword, flags:dword
|
||||
|
||||
push edi
|
||||
@ -71,6 +73,7 @@ endp
|
||||
; ecx= count
|
||||
|
||||
align 4
|
||||
_CommitPages:
|
||||
commit_pages:
|
||||
push edi
|
||||
test ecx, ecx
|
||||
@ -136,6 +139,7 @@ release_pages:
|
||||
; ecx= count
|
||||
|
||||
align 4
|
||||
_UnmapPages:
|
||||
unmap_pages:
|
||||
|
||||
push edi
|
||||
@ -362,6 +366,7 @@ update_mem_size:
|
||||
; eax= phisical page address
|
||||
|
||||
align 4
|
||||
_GetPgAddr:
|
||||
get_pg_addr:
|
||||
shr eax, 12
|
||||
mov eax, [page_tabs+eax*4]
|
||||
@ -860,10 +865,11 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
|
||||
.buffer_overflow:
|
||||
push 3
|
||||
.ret:
|
||||
mov eax, [used_buf]
|
||||
cmp eax, [ipc_tmp]
|
||||
mov ecx, [used_buf]
|
||||
cmp ecx, [ipc_tmp]
|
||||
jz @f
|
||||
stdcall free_kernel_space,eax
|
||||
|
||||
call @mem_free@4
|
||||
@@:
|
||||
pop eax
|
||||
popf
|
||||
@ -1105,6 +1111,7 @@ proc stall stdcall, delay:dword
|
||||
endp
|
||||
|
||||
align 4
|
||||
_CreateRingBuffer:
|
||||
proc create_ring_buffer stdcall, size:dword, flags:dword
|
||||
locals
|
||||
buf_ptr dd ?
|
||||
@ -1151,7 +1158,8 @@ proc create_ring_buffer stdcall, size:dword, flags:dword
|
||||
pop ebx
|
||||
ret
|
||||
.mm_fail:
|
||||
;stdcall free_kernel_space, [buf_ptr]
|
||||
mov ecx, [buf_ptr]
|
||||
call @mem_free@4
|
||||
pop ebx
|
||||
xor eax, eax
|
||||
.fail:
|
||||
|
||||
@ -345,37 +345,44 @@ free_blocks rd 1
|
||||
|
||||
mst MEM_STATE
|
||||
|
||||
page_start rd 1
|
||||
page_end rd 1
|
||||
events rd 1
|
||||
event_start rd 1
|
||||
event_end rd 1
|
||||
event_uid rd 1
|
||||
sys_page_map rd 1
|
||||
page_start rd 1
|
||||
page_end rd 1
|
||||
events rd 1
|
||||
event_start rd 1
|
||||
event_end rd 1
|
||||
event_uid rd 1
|
||||
sys_page_map rd 1
|
||||
|
||||
srv.fd rd 1
|
||||
srv.bk rd 1
|
||||
srv.fd rd 1
|
||||
srv.bk rd 1
|
||||
|
||||
scr_width rd 1
|
||||
scr_height rd 1
|
||||
scr_width rd 1
|
||||
scr_height rd 1
|
||||
|
||||
_HwCursorCreate:
|
||||
create_cursor rd 1
|
||||
select_hw_cursor rd 1
|
||||
set_hw_cursor rd 1
|
||||
hw_restore rd 1
|
||||
|
||||
def_cursor rd 1
|
||||
_SelectHwCursor:
|
||||
select_hw_cursor rd 1
|
||||
|
||||
_SetHwCursor:
|
||||
set_hw_cursor rd 1
|
||||
|
||||
_HwCursorRestore:
|
||||
hw_restore rd 1
|
||||
|
||||
def_cursor rd 1
|
||||
current_cursor rd 1
|
||||
hw_cursor rd 1
|
||||
hw_cursor rd 1
|
||||
cur_def_interl rd 1
|
||||
cur_saved_base rd 1
|
||||
cur_saved_interl rd 1
|
||||
cur_saved_w rd 1
|
||||
cur_saved_h rd 1
|
||||
cur_saved_w rd 1
|
||||
cur_saved_h rd 1
|
||||
|
||||
ipc_tmp rd 1
|
||||
ipc_pdir rd 1
|
||||
ipc_ptab rd 1
|
||||
ipc_tmp rd 1
|
||||
ipc_pdir rd 1
|
||||
ipc_ptab rd 1
|
||||
|
||||
proc_mem_map rd 1
|
||||
proc_mem_pdir rd 1
|
||||
|
||||
@ -1,6 +1,7 @@
|
||||
|
||||
#define OS_BASE 0xE0000000
|
||||
|
||||
#define OS_BASE 0xE0000000
|
||||
#define IMAGE_BASE 0xE0100000
|
||||
#define LOAD_BASE 0x00100000
|
||||
|
||||
void printf (const char *format, ...);
|
||||
|
||||
|
||||
@ -83,7 +83,11 @@ void __fastcall core_free(addr_t frame);
|
||||
pfn_t alloc_page() __attribute__ ((deprecated));
|
||||
|
||||
|
||||
md_t* __fastcall md_alloc(size_t size, u32_t flags);
|
||||
void* __fastcall mem_alloc(size_t size, u32_t flags);
|
||||
void __fastcall mem_free(void *mem);
|
||||
#define __export __attribute__ ((dllexport))
|
||||
|
||||
|
||||
md_t* __fastcall md_alloc(size_t size, u32_t flags) ;
|
||||
|
||||
void* __fastcall __export mem_alloc(size_t size, u32_t flags) asm ("MemAlloc");
|
||||
void __fastcall __export mem_free(void *mem) asm ("MemFree");
|
||||
|
||||
|
||||
@ -18,7 +18,7 @@ typedef u32_t eflags_t;
|
||||
|
||||
typedef int bool;
|
||||
|
||||
#define true (bool)1
|
||||
#define false (bool)0
|
||||
#define true (bool)1
|
||||
#define false (bool)0
|
||||
|
||||
|
||||
|
||||
@ -131,10 +131,44 @@ public _rd_root_end
|
||||
|
||||
public _load_file@4
|
||||
|
||||
public _kernel_exports
|
||||
|
||||
public _strncmp@12
|
||||
|
||||
public _LoadFile ; stdcall export
|
||||
|
||||
public _CreateObject ; export
|
||||
public _DestroyObject ; export
|
||||
|
||||
public _CreateRingBuffer ; stdcall export
|
||||
public _CommitPages ; export
|
||||
public _GetPgAddr ; export
|
||||
public _MapIoMem ; stdcall export
|
||||
public _UnmapPages ; export
|
||||
|
||||
public _Kmalloc ; export
|
||||
public _Kfree ; export
|
||||
public _UserAlloc ; stdcall export
|
||||
public _UserFree ; stdcall export
|
||||
|
||||
public _RegService ; stdcall export
|
||||
public _SysMsgBoardStr ; export
|
||||
public _SetScreen ; export FIXME make fastcall
|
||||
|
||||
|
||||
public _PciApi ; export
|
||||
public _PciRead8 ; stdcall export
|
||||
public _PciRead16 ; stdcall export
|
||||
public _PciRead32 ; stdcall export
|
||||
public _PciWrite8 ; stdcall export
|
||||
public _PciWrite16 ; stdcall export
|
||||
public _PciWrite32 ; stdcall export
|
||||
|
||||
|
||||
public _SelectHwCursor ; stdcall export
|
||||
public _SetHwCursor ; stdcall export
|
||||
public _HwCursorRestore ; export
|
||||
public _HwCursorCreate ; export
|
||||
|
||||
|
||||
extrn __edata
|
||||
|
||||
extrn _16bit_start
|
||||
@ -152,8 +186,11 @@ extrn @core_free@4
|
||||
extrn @init_heap@8
|
||||
extrn @find_large_md@4
|
||||
|
||||
extrn @mem_alloc@8
|
||||
extrn @mem_free@4
|
||||
extrn _MemAlloc
|
||||
extrn _MemFree
|
||||
|
||||
@mem_alloc@8 equ _MemAlloc
|
||||
@mem_free@4 equ _MemFree
|
||||
|
||||
extrn @load_pe@4
|
||||
extrn @load_pe_driver@4
|
||||
@ -4545,6 +4582,8 @@ pic_delay:
|
||||
pdl1: ret
|
||||
|
||||
|
||||
align 4
|
||||
_SysMsgBoardStr:
|
||||
sys_msg_board_str:
|
||||
|
||||
pushad
|
||||
@ -5060,7 +5099,9 @@ read_from_hd: ; Read from hd - fn not in use
|
||||
paleholder:
|
||||
ret
|
||||
|
||||
|
||||
align 4
|
||||
_SetScreen:
|
||||
set_screen:
|
||||
cmp eax, [Screen_Max_X]
|
||||
jne .set
|
||||
|
||||
@ -182,7 +182,6 @@ include "core/heap.inc" ; kernel and app heap
|
||||
include "core/malloc.inc" ; small kernel heap
|
||||
include "core/taskman.inc"
|
||||
include "core/dll.inc"
|
||||
include "core/peload.inc" ;
|
||||
include "core/exports.inc"
|
||||
include "core/string.inc"
|
||||
include "core/v86.inc" ; virtual-8086 manager
|
||||
|
||||
@ -20,6 +20,14 @@ SECTIONS
|
||||
{
|
||||
*(.flat) *(.text) *(.rdata) *(.data)
|
||||
}
|
||||
|
||||
.edata ALIGN(32):
|
||||
{
|
||||
*(.edata)
|
||||
_code_end = .;
|
||||
. = ALIGN(4096);
|
||||
}
|
||||
|
||||
__edata = . - 0xE0000000;
|
||||
|
||||
.bss ALIGN(4096) :
|
||||
@ -28,6 +36,8 @@ SECTIONS
|
||||
}
|
||||
__kernel_end = . - 0xE0000000;
|
||||
|
||||
|
||||
|
||||
/DISCARD/ :
|
||||
{
|
||||
*(.debug$S)
|
||||
@ -35,7 +45,6 @@ SECTIONS
|
||||
*(.debug$F)
|
||||
*(.drectve)
|
||||
*(.reloc)
|
||||
*(.edata)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -35,13 +35,7 @@ PE_SRC:= \
|
||||
boot/boot.asm \
|
||||
boot/start.asm
|
||||
|
||||
#include <types.h>
|
||||
#include <core.h>
|
||||
#include <spinlock.h>
|
||||
#include <link.h>
|
||||
#include <mm.h>
|
||||
#include <slab.h>
|
||||
|
||||
|
||||
H_SRC:= \
|
||||
include/types.h \
|
||||
include/atomic.h \
|
||||
@ -60,8 +54,8 @@ all: kernel.gz
|
||||
kernel.gz :kernel.mnt
|
||||
7z a -tgzip kernel.gz kernel.mnt
|
||||
|
||||
kernel.mnt: kernel.obj $(PE_OBJS) Makefile ld.x
|
||||
ld $(LDFLAGS) -T ld.x -o $@ kernel.obj $(PE_OBJS)
|
||||
kernel.mnt: kernel.obj bin/export.obj $(PE_OBJS) Makefile ld.x
|
||||
ld $(LDFLAGS) -T ld.x -o $@ kernel.obj bin/export.obj $(PE_OBJS)
|
||||
|
||||
bin/%.obj : core/%.c $(H_SRC) Makefile
|
||||
$(CC) $(CFLAGS) -o $@ $<
|
||||
@ -69,6 +63,9 @@ bin/%.obj : core/%.c $(H_SRC) Makefile
|
||||
bin/%.obj: %.asm
|
||||
$(FASM) $< $@
|
||||
|
||||
bin/export.obj: core/export.asm
|
||||
as -o $@ $<
|
||||
|
||||
kernel.obj: $(KERNEL_SRC)
|
||||
$(FASM) kernel.asm
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user