refactor: decouple the executable file implementations with execve functionality.

[lunaix-os.git] / lunaix-os / includes / lunaix / elf.h

diff --git a/lunaix-os/includes/lunaix/elf.h b/lunaix-os/includes/lunaix/elf.h
deleted file mode 100644 (file)
index cff442c..0000000
--- a/lunaix-os/includes/lunaix/elf.h
+++ /dev/null
@@ -1,123 +0,0 @@
-#ifndef __LUNAIX_ELF_H
-#define __LUNAIX_ELF_H
-
-#include <lunaix/types.h>
-
-typedef unsigned int elf32_ptr_t;
-typedef unsigned short elf32_hlf_t;
-typedef unsigned int elf32_off_t;
-typedef unsigned int elf32_swd_t;
-typedef unsigned int elf32_wrd_t;
-
-#define ET_NONE 0
-#define ET_EXEC 2
-
-#define PT_LOAD 1
-#define PT_INTERP 3
-
-#define PF_X 0x1
-#define PF_W 0x2
-#define PF_R 0x4
-
-#define EM_NONE 0
-#define EM_386 3
-
-#define EV_CURRENT 1
-
-// [0x7f, 'E', 'L', 'F']
-#define ELFMAGIC 0x464c457fU
-#define ELFCLASS32 1
-#define ELFCLASS64 2
-#define ELFDATA2LSB 1
-#define ELFDATA2MSB 2
-
-#define EI_CLASS 4
-#define EI_DATA 5
-
-struct elf32_ehdr
-{
-    u8_t e_ident[16];
-    elf32_hlf_t e_type;
-    elf32_hlf_t e_machine;
-    elf32_wrd_t e_version;
-    elf32_ptr_t e_entry;
-    elf32_off_t e_phoff;
-    elf32_off_t e_shoff;
-    elf32_wrd_t e_flags;
-    elf32_hlf_t e_ehsize;
-    elf32_hlf_t e_phentsize;
-    elf32_hlf_t e_phnum;
-    elf32_hlf_t e_shentsize;
-    elf32_hlf_t e_shnum;
-    elf32_hlf_t e_shstrndx;
-};
-
-struct elf32_phdr
-{
-    elf32_wrd_t p_type;
-    elf32_off_t p_offset;
-    elf32_ptr_t p_va;
-    elf32_ptr_t p_pa;
-    elf32_wrd_t p_filesz;
-    elf32_wrd_t p_memsz;
-    elf32_wrd_t p_flags;
-    elf32_wrd_t p_align;
-};
-
-struct elf32
-{
-    void* elf_file;
-    struct elf32_ehdr eheader;
-    struct elf32_phdr* pheaders;
-};
-
-#define declare_elf32(elf, elf_vfile)                                          \
-    struct elf32 elf = { .elf_file = elf_vfile, .pheaders = (void*)0 }
-
-int
-elf32_open(struct elf32* elf, const char* path);
-
-int
-elf32_openat(struct elf32* elf, void* elf_vfile);
-
-int
-elf32_static_linked(const struct elf32* elf);
-
-int
-elf32_close(struct elf32* elf);
-
-/**
- * @brief Try to find the PT_INTERP section. If found, copy it's content to
- * path_out
- *
- * @param elf Opened elf32 descriptor
- * @param path_out
- * @param len size of path_out buffer
- * @return int
- */
-int
-elf32_find_loader(const struct elf32* elf, char* path_out, size_t len);
-
-int
-elf32_read_ehdr(struct elf32* elf);
-
-int
-elf32_read_phdr(struct elf32* elf);
-
-/**
- * @brief Estimate how much memeory will be acquired if we load all loadable
- * sections.、
- *
- * @param elf
- * @return size_t
- */
-size_t
-elf32_loadable_memsz(const struct elf32* elf);
-
-int
-elf32_load(struct load_context* ldctx, const struct elf32* elf);
-
-#define SIZE_EHDR sizeof(struct elf32_ehdr)
-#define SIZE_PHDR sizeof(struct elf32_phdr)
-
-#endif /* __LUNAIX_ELF_H */