Initial import

libc/elf/struct/auxv.h

@@ -0,0 +1,13 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_AUXV_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_AUXV_H_
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_auxv_t {
+  uint64_t a_type;
+  union {
+    uint64_t a_val;
+  } a_un;
+} Elf64_auxv_t;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_AUXV_H_ */

libc/elf/struct/chdr.h

@@ -0,0 +1,14 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_CHDR_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_CHDR_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Chdr {
+  Elf64_Word ch_type;
+  Elf64_Word ch_reserved;
+  Elf64_Xword ch_size;
+  Elf64_Xword ch_addralign;
+} Elf64_Chdr;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_CHDR_H_ */

libc/elf/struct/dyn.h

@@ -0,0 +1,15 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_DYN_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_DYN_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Dyn {
+  Elf64_Sxword d_tag;
+  union {
+    Elf64_Xword d_val;
+    Elf64_Addr d_ptr;
+  } d_un;
+} Elf64_Dyn;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_DYN_H_ */

libc/elf/struct/ehdr.h

@@ -0,0 +1,27 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_EHDR_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_EHDR_H_
+#include "libc/elf/def.h"
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+#define EI_NIDENT 16
+
+typedef struct Elf64_Ehdr {
+  unsigned char e_ident[EI_NIDENT];
+  Elf64_Half e_type;
+  Elf64_Half e_machine;
+  Elf64_Word e_version;
+  Elf64_Addr e_entry;
+  Elf64_Off e_phoff;
+  Elf64_Off e_shoff;
+  Elf64_Word e_flags;
+  Elf64_Half e_ehsize;
+  Elf64_Half e_phentsize;
+  Elf64_Half e_phnum;
+  Elf64_Half e_shentsize;
+  Elf64_Half e_shnum;
+  Elf64_Half e_shstrndx;
+} Elf64_Ehdr;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_EHDR_H_ */

libc/elf/struct/lib.h

@@ -0,0 +1,15 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_LIB_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_LIB_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Lib {
+  Elf64_Word l_name;
+  Elf64_Word l_time_stamp;
+  Elf64_Word l_checksum;
+  Elf64_Word l_version;
+  Elf64_Word l_flags;
+} Elf64_Lib;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_LIB_H_ */

libc/elf/struct/move.h

@@ -0,0 +1,15 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_MOVE_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_MOVE_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Move {
+  Elf64_Xword m_value;
+  Elf64_Xword m_info;
+  Elf64_Xword m_poffset;
+  Elf64_Half m_repeat;
+  Elf64_Half m_stride;
+} Elf64_Move;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_MOVE_H_ */

libc/elf/struct/nhdr.h

@@ -0,0 +1,13 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_NHDR_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_NHDR_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Nhdr {
+  Elf64_Word n_namesz;
+  Elf64_Word n_descsz;
+  Elf64_Word n_type;
+} Elf64_Nhdr;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_NHDR_H_ */

libc/elf/struct/phdr.h

@@ -0,0 +1,18 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_PHDR_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_PHDR_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Phdr {
+  Elf64_Word p_type;
+  Elf64_Word p_flags;
+  Elf64_Off p_offset;
+  Elf64_Addr p_vaddr;
+  Elf64_Addr p_paddr;
+  Elf64_Xword p_filesz;
+  Elf64_Xword p_memsz;
+  Elf64_Xword p_align;
+} Elf64_Phdr;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_PHDR_H_ */

libc/elf/struct/rel.h

@@ -0,0 +1,12 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_REL_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_REL_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Rel {
+  Elf64_Addr r_offset;
+  Elf64_Xword r_info; /** @see ELF64_R_{SYM,SIZE,INFO} */
+} Elf64_Rel;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_REL_H_ */

libc/elf/struct/rela.h

@@ -0,0 +1,18 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_RELA_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_RELA_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Rela {
+  /*u64*/ Elf64_Addr r_offset;
+  /*
+   * ELF64_R_SYM(r_info) → sym
+   * ELF64_R_TYPE(r_info) → R_X86_64_{64,PC32,GOTPCRELX,...}
+   * ELF64_R_INFO(sym, type) → r_info
+   */
+  /*u64*/ Elf64_Xword r_info; /** @see ELF64_R_{SYM,SIZE,INFO} */
+  /*i64*/ Elf64_Sxword r_addend;
+} Elf64_Rela;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_RELA_H_ */

libc/elf/struct/shdr.h

@@ -0,0 +1,32 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_SHDR_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_SHDR_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+/**
+ * Section header.
+ * @see https://docs.oracle.com/cd/E19683-01/816-1386/chapter6-94076/index.html
+ */
+typedef struct Elf64_Shdr {
+  Elf64_Word sh_name;
+  Elf64_Word sh_type;   /* SHT_{PROGBITS,NOBITS,STRTAB,SYMTAB,RELA,...} */
+  Elf64_Xword sh_flags; /* SHF_{WRITE,ALLOC,EXECINSTR,MERGE,STRINGS,...} */
+  Elf64_Addr sh_addr;
+  Elf64_Off sh_offset;
+  Elf64_Xword sh_size;
+  /*
+   * If SHT_RELA: Index of section of associated symbol table.
+   * If SHT_SYMTAB: Index of section of associated string table.
+   */
+  Elf64_Word sh_link;
+  /*
+   * If SHT_RELA: Index of section to which relocations apply.
+   * If SHT_SYMTAB: One greater than symbol table index of last local symbol.
+   */
+  Elf64_Word sh_info;
+  Elf64_Xword sh_addralign;
+  Elf64_Xword sh_entsize;
+} Elf64_Shdr;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_SHDR_H_ */

libc/elf/struct/sym.h

@@ -0,0 +1,18 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_SYM_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_SYM_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Sym {
+  Elf64_Word st_name;
+  /* ELF64_ST_TYPE(st_info) → STT_{NOTYPE,OBJECT,FUNC,SECTION,FILE,COMMON,...}
+   * ELF64_ST_BIND(st_info) → STB_{LOCAL,GLOBAL,WEAK,...} */
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf64_Section st_shndx;
+  Elf64_Addr st_value;
+  Elf64_Xword st_size;
+} Elf64_Sym;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_SYM_H_ */

libc/elf/struct/syminfo.h

@@ -0,0 +1,12 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_SYMINFO_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_SYMINFO_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Syminfo {
+  Elf64_Half si_boundto;
+  Elf64_Half si_flags;
+} Elf64_Syminfo;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_SYMINFO_H_ */

libc/elf/struct/verdaux.h

@@ -0,0 +1,12 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_VERDAUX_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_VERDAUX_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Verdaux {
+  Elf64_Word vda_name;
+  Elf64_Word vda_next;
+} Elf64_Verdaux;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_VERDAUX_H_ */

libc/elf/struct/verdef.h

@@ -0,0 +1,17 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_VERDEF_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_VERDEF_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Verdef {
+  Elf64_Half vd_version;
+  Elf64_Half vd_flags;
+  Elf64_Half vd_ndx;
+  Elf64_Half vd_cnt;
+  Elf64_Word vd_hash;
+  Elf64_Word vd_aux;
+  Elf64_Word vd_next;
+} Elf64_Verdef;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_VERDEF_H_ */

libc/elf/struct/vernaux.h

@@ -0,0 +1,15 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_VERNAUX_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_VERNAUX_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Vernaux {
+  Elf64_Word vna_hash;
+  Elf64_Half vna_flags;
+  Elf64_Half vna_other;
+  Elf64_Word vna_name;
+  Elf64_Word vna_next;
+} Elf64_Vernaux;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_VERNAUX_H_ */

libc/elf/struct/verneed.h

@@ -0,0 +1,15 @@
+#ifndef COSMOPOLITAN_LIBC_ELF_STRUCT_VERNEED_H_
+#define COSMOPOLITAN_LIBC_ELF_STRUCT_VERNEED_H_
+#include "libc/elf/scalar.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+
+typedef struct Elf64_Verneed {
+  Elf64_Half vn_version;
+  Elf64_Half vn_cnt;
+  Elf64_Word vn_file;
+  Elf64_Word vn_aux;
+  Elf64_Word vn_next;
+} Elf64_Verneed;
+
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_LIBC_ELF_STRUCT_VERNEED_H_ */