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#ifndef MELVIX_ELF_H
#define MELVIX_ELF_H
#include <stdint.h>
#include <tasks/process.h>
#define ELF_MAG 0x7F // 0
#define ELF_32 (1) // 4: 32-bit Architecture
#define ELF_LITTLE (1) // 5: Little Endian
#define ELF_CURRENT (1) // 6: ELF Current Version
#define ELF_386 (3) // header->machine x86 machine type
#define ET_NONE 0 // Unkown type
#define ET_REL 1 // Relocatable file
#define ET_EXEC 2 // Executable file
#define PT_NULL 0
#define PT_LOAD 1
#define PT_DYNAMIC 2
#define PT_INTERP 3
#define PT_NOTE 4
#define PT_SHLIB 5
#define PT_PHDR 6
#define PT_LOPROC 0x70000000
#define PT_HIPROC 0x7fffffff
#define PF_X 0x1
#define PF_W 0x2
#define PF_R 0x4
#define USER_STACK_LOW 0x00400000
#define USER_STACK_HIGH 0x00401000
struct elf_priv_data {
u32 sig;
};
struct elf_header {
u8 ident[16];
u16 type;
u16 machine;
u32 version;
u32 entry;
u32 phoff;
u32 shoff;
u32 flags;
u16 ehsize;
u16 phentsize;
u16 phnum;
u16 shentsize;
u16 shnum;
u16 shstrndx;
};
struct elf_section_header {
u32 name;
u32 type;
u32 flags;
u32 addr;
u32 offset;
u32 size;
u32 link;
u32 info;
u32 addralign;
u32 entsize;
};
struct elf_program_header {
u32 type;
u32 offset;
u32 vaddr;
u32 paddr;
u32 filesz;
u32 memsz;
u32 flags;
u32 align;
};
int is_elf(struct elf_header *header);
struct process *elf_load(char *path);
#endif
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