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-rw-r--r--src/runtime/vdso_elf64.go80
1 files changed, 80 insertions, 0 deletions
diff --git a/src/runtime/vdso_elf64.go b/src/runtime/vdso_elf64.go
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+++ b/src/runtime/vdso_elf64.go
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+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build linux
+// +build amd64 arm64 mips64 mips64le ppc64 ppc64le
+
+package runtime
+
+// ELF64 structure definitions for use by the vDSO loader
+
+type elfSym struct {
+ st_name uint32
+ st_info byte
+ st_other byte
+ st_shndx uint16
+ st_value uint64
+ st_size uint64
+}
+
+type elfVerdef struct {
+ vd_version uint16 /* Version revision */
+ vd_flags uint16 /* Version information */
+ vd_ndx uint16 /* Version Index */
+ vd_cnt uint16 /* Number of associated aux entries */
+ vd_hash uint32 /* Version name hash value */
+ vd_aux uint32 /* Offset in bytes to verdaux array */
+ vd_next uint32 /* Offset in bytes to next verdef entry */
+}
+
+type elfEhdr struct {
+ e_ident [_EI_NIDENT]byte /* Magic number and other info */
+ e_type uint16 /* Object file type */
+ e_machine uint16 /* Architecture */
+ e_version uint32 /* Object file version */
+ e_entry uint64 /* Entry point virtual address */
+ e_phoff uint64 /* Program header table file offset */
+ e_shoff uint64 /* Section header table file offset */
+ e_flags uint32 /* Processor-specific flags */
+ e_ehsize uint16 /* ELF header size in bytes */
+ e_phentsize uint16 /* Program header table entry size */
+ e_phnum uint16 /* Program header table entry count */
+ e_shentsize uint16 /* Section header table entry size */
+ e_shnum uint16 /* Section header table entry count */
+ e_shstrndx uint16 /* Section header string table index */
+}
+
+type elfPhdr struct {
+ p_type uint32 /* Segment type */
+ p_flags uint32 /* Segment flags */
+ p_offset uint64 /* Segment file offset */
+ p_vaddr uint64 /* Segment virtual address */
+ p_paddr uint64 /* Segment physical address */
+ p_filesz uint64 /* Segment size in file */
+ p_memsz uint64 /* Segment size in memory */
+ p_align uint64 /* Segment alignment */
+}
+
+type elfShdr struct {
+ sh_name uint32 /* Section name (string tbl index) */
+ sh_type uint32 /* Section type */
+ sh_flags uint64 /* Section flags */
+ sh_addr uint64 /* Section virtual addr at execution */
+ sh_offset uint64 /* Section file offset */
+ sh_size uint64 /* Section size in bytes */
+ sh_link uint32 /* Link to another section */
+ sh_info uint32 /* Additional section information */
+ sh_addralign uint64 /* Section alignment */
+ sh_entsize uint64 /* Entry size if section holds table */
+}
+
+type elfDyn struct {
+ d_tag int64 /* Dynamic entry type */
+ d_val uint64 /* Integer value */
+}
+
+type elfVerdaux struct {
+ vda_name uint32 /* Version or dependency names */
+ vda_next uint32 /* Offset in bytes to next verdaux entry */
+}