[Glibc-bsd-commits] r5105 - in trunk/freebsd-glue: debian include/sys
Robert Millan
rmh at alioth.debian.org
Mon Oct 28 22:07:34 UTC 2013
Author: rmh
Date: 2013-10-28 22:07:33 +0000 (Mon, 28 Oct 2013)
New Revision: 5105
Modified:
trunk/freebsd-glue/debian/changelog
trunk/freebsd-glue/include/sys/elf32.h
trunk/freebsd-glue/include/sys/elf64.h
Log:
Expand <sys/elf32.h> and <sys/elf64.h> to support non-kFreeBSD platforms.
Modified: trunk/freebsd-glue/debian/changelog
===================================================================
--- trunk/freebsd-glue/debian/changelog 2013-10-28 21:48:41 UTC (rev 5104)
+++ trunk/freebsd-glue/debian/changelog 2013-10-28 22:07:33 UTC (rev 5105)
@@ -5,6 +5,8 @@
* Add <osreldate.h> and <sys/limits.h>.
* Add STAILQ_LAST() to <sys/queue.h>.
* Move CFLAGS to src/Makefile.
+ * Expand <sys/elf32.h> and <sys/elf64.h> to support non-kFreeBSD
+ platforms.
-- Robert Millan <rmh at debian.org> Sat, 26 Oct 2013 17:48:31 +0200
Modified: trunk/freebsd-glue/include/sys/elf32.h
===================================================================
--- trunk/freebsd-glue/include/sys/elf32.h 2013-10-28 21:48:41 UTC (rev 5104)
+++ trunk/freebsd-glue/include/sys/elf32.h 2013-10-28 22:07:33 UTC (rev 5105)
@@ -1,3 +1,260 @@
#ifdef __FreeBSD_kernel__
#include_next <sys/elf32.h>
+#else
+/*-
+ * Copyright (c) 1996-1998 John D. Polstra.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_ELF32_H_
+#define _SYS_ELF32_H_ 1
+
+#include <sys/elf_common.h>
+#include <elf.h>
+
+/*
+ * ELF definitions common to all 32-bit architectures.
+ */
+
+#if 0
+typedef uint32_t Elf32_Addr;
+typedef uint16_t Elf32_Half;
+typedef uint32_t Elf32_Off;
+typedef int32_t Elf32_Sword;
+typedef uint32_t Elf32_Word;
#endif
+typedef uint64_t Elf32_Lword;
+
+typedef Elf32_Word Elf32_Hashelt;
+
+/* Non-standard class-dependent datatype used for abstraction. */
+typedef Elf32_Word Elf32_Size;
+typedef Elf32_Sword Elf32_Ssize;
+
+#if 0
+/*
+ * ELF header.
+ */
+
+typedef struct {
+ unsigned char e_ident[EI_NIDENT]; /* File identification. */
+ Elf32_Half e_type; /* File type. */
+ Elf32_Half e_machine; /* Machine architecture. */
+ Elf32_Word e_version; /* ELF format version. */
+ Elf32_Addr e_entry; /* Entry point. */
+ Elf32_Off e_phoff; /* Program header file offset. */
+ Elf32_Off e_shoff; /* Section header file offset. */
+ Elf32_Word e_flags; /* Architecture-specific flags. */
+ Elf32_Half e_ehsize; /* Size of ELF header in bytes. */
+ Elf32_Half e_phentsize; /* Size of program header entry. */
+ Elf32_Half e_phnum; /* Number of program header entries. */
+ Elf32_Half e_shentsize; /* Size of section header entry. */
+ Elf32_Half e_shnum; /* Number of section header entries. */
+ Elf32_Half e_shstrndx; /* Section name strings section. */
+} Elf32_Ehdr;
+
+/*
+ * Section header.
+ */
+
+typedef struct {
+ Elf32_Word sh_name; /* Section name (index into the
+ section header string table). */
+ Elf32_Word sh_type; /* Section type. */
+ Elf32_Word sh_flags; /* Section flags. */
+ Elf32_Addr sh_addr; /* Address in memory image. */
+ Elf32_Off sh_offset; /* Offset in file. */
+ Elf32_Word sh_size; /* Size in bytes. */
+ Elf32_Word sh_link; /* Index of a related section. */
+ Elf32_Word sh_info; /* Depends on section type. */
+ Elf32_Word sh_addralign; /* Alignment in bytes. */
+ Elf32_Word sh_entsize; /* Size of each entry in section. */
+} Elf32_Shdr;
+
+/*
+ * Program header.
+ */
+
+typedef struct {
+ Elf32_Word p_type; /* Entry type. */
+ Elf32_Off p_offset; /* File offset of contents. */
+ Elf32_Addr p_vaddr; /* Virtual address in memory image. */
+ Elf32_Addr p_paddr; /* Physical address (not used). */
+ Elf32_Word p_filesz; /* Size of contents in file. */
+ Elf32_Word p_memsz; /* Size of contents in memory. */
+ Elf32_Word p_flags; /* Access permission flags. */
+ Elf32_Word p_align; /* Alignment in memory and file. */
+} Elf32_Phdr;
+
+/*
+ * Dynamic structure. The ".dynamic" section contains an array of them.
+ */
+
+typedef struct {
+ Elf32_Sword d_tag; /* Entry type. */
+ union {
+ Elf32_Word d_val; /* Integer value. */
+ Elf32_Addr d_ptr; /* Address value. */
+ } d_un;
+} Elf32_Dyn;
+
+/*
+ * Relocation entries.
+ */
+
+/* Relocations that don't need an addend field. */
+typedef struct {
+ Elf32_Addr r_offset; /* Location to be relocated. */
+ Elf32_Word r_info; /* Relocation type and symbol index. */
+} Elf32_Rel;
+
+/* Relocations that need an addend field. */
+typedef struct {
+ Elf32_Addr r_offset; /* Location to be relocated. */
+ Elf32_Word r_info; /* Relocation type and symbol index. */
+ Elf32_Sword r_addend; /* Addend. */
+} Elf32_Rela;
+
+/* Macros for accessing the fields of r_info. */
+#define ELF32_R_SYM(info) ((info) >> 8)
+#define ELF32_R_TYPE(info) ((unsigned char)(info))
+
+/* Macro for constructing r_info from field values. */
+#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
+
+/*
+ * Note entry header
+ */
+typedef Elf_Note Elf32_Nhdr;
+
+/*
+ * Move entry
+ */
+typedef struct {
+ Elf32_Lword m_value; /* symbol value */
+ Elf32_Word m_info; /* size + index */
+ Elf32_Word m_poffset; /* symbol offset */
+ Elf32_Half m_repeat; /* repeat count */
+ Elf32_Half m_stride; /* stride info */
+} Elf32_Move;
+
+/*
+ * The macros compose and decompose values for Move.r_info
+ *
+ * sym = ELF32_M_SYM(M.m_info)
+ * size = ELF32_M_SIZE(M.m_info)
+ * M.m_info = ELF32_M_INFO(sym, size)
+ */
+#define ELF32_M_SYM(info) ((info)>>8)
+#define ELF32_M_SIZE(info) ((unsigned char)(info))
+#define ELF32_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
+
+#endif
+
+/*
+ * Hardware/Software capabilities entry
+ */
+typedef struct {
+ Elf32_Word c_tag; /* how to interpret value */
+ union {
+ Elf32_Word c_val;
+ Elf32_Addr c_ptr;
+ } c_un;
+} Elf32_Cap;
+
+#if 0
+/*
+ * Symbol table entries.
+ */
+
+typedef struct {
+ Elf32_Word st_name; /* String table index of name. */
+ Elf32_Addr st_value; /* Symbol value. */
+ Elf32_Word st_size; /* Size of associated object. */
+ unsigned char st_info; /* Type and binding information. */
+ unsigned char st_other; /* Reserved (not used). */
+ Elf32_Half st_shndx; /* Section index of symbol. */
+} Elf32_Sym;
+
+/* Macros for accessing the fields of st_info. */
+#define ELF32_ST_BIND(info) ((info) >> 4)
+#define ELF32_ST_TYPE(info) ((info) & 0xf)
+
+/* Macro for constructing st_info from field values. */
+#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
+
+/* Macro for accessing the fields of st_other. */
+#define ELF32_ST_VISIBILITY(oth) ((oth) & 0x3)
+
+/* Structures used by Sun & GNU symbol versioning. */
+typedef struct
+{
+ Elf32_Half vd_version;
+ Elf32_Half vd_flags;
+ Elf32_Half vd_ndx;
+ Elf32_Half vd_cnt;
+ Elf32_Word vd_hash;
+ Elf32_Word vd_aux;
+ Elf32_Word vd_next;
+} Elf32_Verdef;
+
+typedef struct
+{
+ Elf32_Word vda_name;
+ Elf32_Word vda_next;
+} Elf32_Verdaux;
+
+typedef struct
+{
+ Elf32_Half vn_version;
+ Elf32_Half vn_cnt;
+ Elf32_Word vn_file;
+ Elf32_Word vn_aux;
+ Elf32_Word vn_next;
+} Elf32_Verneed;
+
+typedef struct
+{
+ Elf32_Word vna_hash;
+ Elf32_Half vna_flags;
+ Elf32_Half vna_other;
+ Elf32_Word vna_name;
+ Elf32_Word vna_next;
+} Elf32_Vernaux;
+#endif
+
+typedef Elf32_Half Elf32_Versym;
+
+#if 0
+typedef struct {
+ Elf32_Half si_boundto; /* direct bindings - symbol bound to */
+ Elf32_Half si_flags; /* per symbol flags */
+} Elf32_Syminfo;
+#endif
+
+#endif /* !_SYS_ELF32_H_ */
+
+#endif /* __FreeBSD_kernel__ */
Modified: trunk/freebsd-glue/include/sys/elf64.h
===================================================================
--- trunk/freebsd-glue/include/sys/elf64.h 2013-10-28 21:48:41 UTC (rev 5104)
+++ trunk/freebsd-glue/include/sys/elf64.h 2013-10-28 22:07:33 UTC (rev 5105)
@@ -1,3 +1,265 @@
#ifdef __FreeBSD_kernel__
#include_next <sys/elf64.h>
+#else
+/*-
+ * Copyright (c) 1996-1998 John D. Polstra.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_ELF64_H_
+#define _SYS_ELF64_H_ 1
+
+#include <sys/elf_common.h>
+#include <elf.h>
+
+/*
+ * ELF definitions common to all 64-bit architectures.
+ */
+
+#if 0
+typedef uint64_t Elf64_Addr;
+typedef uint16_t Elf64_Half;
+typedef uint64_t Elf64_Off;
+typedef int32_t Elf64_Sword;
+typedef int64_t Elf64_Sxword;
+typedef uint32_t Elf64_Word;
#endif
+typedef uint64_t Elf64_Lword;
+#if 0
+typedef uint64_t Elf64_Xword;
+#endif
+
+/*
+ * Types of dynamic symbol hash table bucket and chain elements.
+ *
+ * This is inconsistent among 64 bit architectures, so a machine dependent
+ * typedef is required.
+ */
+
+typedef Elf64_Word Elf64_Hashelt;
+
+/* Non-standard class-dependent datatype used for abstraction. */
+typedef Elf64_Xword Elf64_Size;
+typedef Elf64_Sxword Elf64_Ssize;
+
+#if 0
+/*
+ * ELF header.
+ */
+
+typedef struct {
+ unsigned char e_ident[EI_NIDENT]; /* File identification. */
+ Elf64_Half e_type; /* File type. */
+ Elf64_Half e_machine; /* Machine architecture. */
+ Elf64_Word e_version; /* ELF format version. */
+ Elf64_Addr e_entry; /* Entry point. */
+ Elf64_Off e_phoff; /* Program header file offset. */
+ Elf64_Off e_shoff; /* Section header file offset. */
+ Elf64_Word e_flags; /* Architecture-specific flags. */
+ Elf64_Half e_ehsize; /* Size of ELF header in bytes. */
+ Elf64_Half e_phentsize; /* Size of program header entry. */
+ Elf64_Half e_phnum; /* Number of program header entries. */
+ Elf64_Half e_shentsize; /* Size of section header entry. */
+ Elf64_Half e_shnum; /* Number of section header entries. */
+ Elf64_Half e_shstrndx; /* Section name strings section. */
+} Elf64_Ehdr;
+
+/*
+ * Section header.
+ */
+
+typedef struct {
+ Elf64_Word sh_name; /* Section name (index into the
+ section header string table). */
+ Elf64_Word sh_type; /* Section type. */
+ Elf64_Xword sh_flags; /* Section flags. */
+ Elf64_Addr sh_addr; /* Address in memory image. */
+ Elf64_Off sh_offset; /* Offset in file. */
+ Elf64_Xword sh_size; /* Size in bytes. */
+ Elf64_Word sh_link; /* Index of a related section. */
+ Elf64_Word sh_info; /* Depends on section type. */
+ Elf64_Xword sh_addralign; /* Alignment in bytes. */
+ Elf64_Xword sh_entsize; /* Size of each entry in section. */
+} Elf64_Shdr;
+
+/*
+ * Program header.
+ */
+
+typedef struct {
+ Elf64_Word p_type; /* Entry type. */
+ Elf64_Word p_flags; /* Access permission flags. */
+ Elf64_Off p_offset; /* File offset of contents. */
+ Elf64_Addr p_vaddr; /* Virtual address in memory image. */
+ Elf64_Addr p_paddr; /* Physical address (not used). */
+ Elf64_Xword p_filesz; /* Size of contents in file. */
+ Elf64_Xword p_memsz; /* Size of contents in memory. */
+ Elf64_Xword p_align; /* Alignment in memory and file. */
+} Elf64_Phdr;
+
+/*
+ * Dynamic structure. The ".dynamic" section contains an array of them.
+ */
+
+typedef struct {
+ Elf64_Sxword d_tag; /* Entry type. */
+ union {
+ Elf64_Xword d_val; /* Integer value. */
+ Elf64_Addr d_ptr; /* Address value. */
+ } d_un;
+} Elf64_Dyn;
+
+/*
+ * Relocation entries.
+ */
+
+/* Relocations that don't need an addend field. */
+typedef struct {
+ Elf64_Addr r_offset; /* Location to be relocated. */
+ Elf64_Xword r_info; /* Relocation type and symbol index. */
+} Elf64_Rel;
+
+/* Relocations that need an addend field. */
+typedef struct {
+ Elf64_Addr r_offset; /* Location to be relocated. */
+ Elf64_Xword r_info; /* Relocation type and symbol index. */
+ Elf64_Sxword r_addend; /* Addend. */
+} Elf64_Rela;
+
+/* Macros for accessing the fields of r_info. */
+#define ELF64_R_SYM(info) ((info) >> 32)
+#define ELF64_R_TYPE(info) ((info) & 0xffffffffL)
+
+/* Macro for constructing r_info from field values. */
+#define ELF64_R_INFO(sym, type) (((sym) << 32) + ((type) & 0xffffffffL))
+
+#define ELF64_R_TYPE_DATA(info) (((Elf64_Xword)(info)<<32)>>40)
+#define ELF64_R_TYPE_ID(info) (((Elf64_Xword)(info)<<56)>>56)
+#define ELF64_R_TYPE_INFO(data, type) \
+ (((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
+
+/*
+ * Note entry header
+ */
+typedef Elf_Note Elf64_Nhdr;
+
+/*
+ * Move entry
+ */
+typedef struct {
+ Elf64_Lword m_value; /* symbol value */
+ Elf64_Xword m_info; /* size + index */
+ Elf64_Xword m_poffset; /* symbol offset */
+ Elf64_Half m_repeat; /* repeat count */
+ Elf64_Half m_stride; /* stride info */
+} Elf64_Move;
+
+#define ELF64_M_SYM(info) ((info)>>8)
+#define ELF64_M_SIZE(info) ((unsigned char)(info))
+#define ELF64_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
+
+#endif
+
+/*
+ * Hardware/Software capabilities entry
+ */
+typedef struct {
+ Elf64_Xword c_tag; /* how to interpret value */
+ union {
+ Elf64_Xword c_val;
+ Elf64_Addr c_ptr;
+ } c_un;
+} Elf64_Cap;
+
+#if 0
+/*
+ * Symbol table entries.
+ */
+
+typedef struct {
+ Elf64_Word st_name; /* String table index of name. */
+ unsigned char st_info; /* Type and binding information. */
+ unsigned char st_other; /* Reserved (not used). */
+ Elf64_Half st_shndx; /* Section index of symbol. */
+ Elf64_Addr st_value; /* Symbol value. */
+ Elf64_Xword st_size; /* Size of associated object. */
+} Elf64_Sym;
+
+/* Macros for accessing the fields of st_info. */
+#define ELF64_ST_BIND(info) ((info) >> 4)
+#define ELF64_ST_TYPE(info) ((info) & 0xf)
+
+/* Macro for constructing st_info from field values. */
+#define ELF64_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
+
+/* Macro for accessing the fields of st_other. */
+#define ELF64_ST_VISIBILITY(oth) ((oth) & 0x3)
+
+/* Structures used by Sun & GNU-style symbol versioning. */
+typedef struct {
+ 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;
+
+typedef struct {
+ Elf64_Word vda_name;
+ Elf64_Word vda_next;
+} Elf64_Verdaux;
+
+typedef struct {
+ Elf64_Half vn_version;
+ Elf64_Half vn_cnt;
+ Elf64_Word vn_file;
+ Elf64_Word vn_aux;
+ Elf64_Word vn_next;
+} Elf64_Verneed;
+
+typedef struct {
+ Elf64_Word vna_hash;
+ Elf64_Half vna_flags;
+ Elf64_Half vna_other;
+ Elf64_Word vna_name;
+ Elf64_Word vna_next;
+} Elf64_Vernaux;
+#endif
+
+typedef Elf64_Half Elf64_Versym;
+
+#if 0
+typedef struct {
+ Elf64_Half si_boundto; /* direct bindings - symbol bound to */
+ Elf64_Half si_flags; /* per symbol flags */
+} Elf64_Syminfo;
+#endif
+
+#endif /* !_SYS_ELF64_H_ */
+
+#endif /* __FreeBSD_kernel__ */
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