Espresso 0.0.1b

include/drivers/elf.h

@@ -0,0 +1,45 @@
+#ifndef _ELF_H
+#define _ELF_H
+
+#include <types.h>
+
+#define EI_NIDENT 16
+
+#define PT_NULL    0
+#define PT_LOAD    1
+
+typedef struct {
+    unsigned char e_ident[EI_NIDENT];
+    uint16_t e_type;
+    uint16_t e_machine;
+    uint32_t e_version;
+    uint32_t e_entry;
+    uint32_t e_phoff;
+    uint32_t e_shoff;
+    uint32_t e_flags;
+    uint16_t e_ehsize;
+    uint16_t e_phentsize;
+    uint16_t e_phnum;
+    uint16_t e_shentsize;
+    uint16_t e_shnum;
+    uint16_t e_shstrndx;
+} Elf32_Ehdr;
+
+typedef struct {
+    uint32_t p_type;
+    uint32_t p_offset;
+    uint32_t p_vaddr;
+    uint32_t p_paddr;
+    uint32_t p_filesz;
+    uint32_t p_memsz;
+    uint32_t p_flags;
+    uint32_t p_align;
+} Elf32_Phdr;
+
+typedef struct {
+    void* entry_point;
+} elf_executable_t;
+
+elf_executable_t* load_elf32(void* elf_data);
+
+#endif