elf_common.h

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#define DT_NULL		0	/* Terminating entry. */
#define DT_NEEDED	1	/* String table offset of a needed shared
                                   library. */
#define DT_PLTRELSZ	2	/* Total size in bytes of PLT relocations. */
#define DT_PLTGOT	3	/* Processor-dependent address. */
#define DT_HASH		4	/* Address of symbol hash table. */
#define DT_STRTAB	5	/* Address of string table. */
#define DT_SYMTAB	6	/* Address of symbol table. */
#define DT_RELA		7	/* Address of ElfNN_Rela relocations. */
#define DT_RELASZ	8	/* Total size of ElfNN_Rela relocations. */
#define DT_RELAENT	9	/* Size of each ElfNN_Rela relocation entry. */
#define DT_STRSZ	10	/* Size of string table. */
#define DT_SYMENT	11	/* Size of each symbol table entry. */
#define DT_INIT		12	/* Address of initialization function. */
#define DT_FINI		13	/* Address of finalization function. */
#define DT_SONAME	14	/* String table offset of shared object
                                   name. */
#define DT_RPATH	15	/* String table offset of library path. [sup] */
#define DT_SYMBOLIC	16	/* Indicates "symbolic" linking. [sup] */
#define DT_REL		17	/* Address of ElfNN_Rel relocations. */
#define DT_RELSZ	18	/* Total size of ElfNN_Rel relocations. */
#define DT_RELENT	19	/* Size of each ElfNN_Rel relocation. */
#define DT_PLTREL	20	/* Type of relocation used for PLT. */
#define DT_DEBUG	21	/* Reserved (not used). */
#define DT_TEXTREL	22	/* Indicates there may be relocations in
                                   non-writable segments. [sup] */
#define DT_JMPREL	23	/* Address of PLT relocations. */
#define	DT_BIND_NOW	24	/* [sup] */
#define	DT_INIT_ARRAY	25	/* Address of the array of pointers to
                                   initialization functions */
#define	DT_FINI_ARRAY	26	/* Address of the array of pointers to
                                   termination functions */
#define	DT_INIT_ARRAYSZ	27	/* Size in bytes of the array of
                                   initialization functions. */
#define	DT_FINI_ARRAYSZ	28	/* Size in bytes of the array of
                                   terminationfunctions. */
#define	DT_RUNPATH	29	/* String table offset of a null-terminated
                                   library search path string. */
#define	DT_FLAGS	30	/* Object specific flag values. */
#define	DT_ENCODING	32	/* Values greater than or equal to DT_ENCODING
                                   and less than DT_LOOS follow the rules for
                                   the interpretation of the d_un union
                                   as follows: even == 'd_ptr', even == 'd_val'
                                   or none */
#define	DT_PREINIT_ARRAY 32	/* Address of the array of pointers to
                                   pre-initialization functions. */
#define	DT_PREINIT_ARRAYSZ 33	/* Size in bytes of the array of
                                   pre-initialization functions. */
#define	DT_MAXPOSTAGS	34	/* number of positive tags */
#define	DT_LOOS		0x6000000d	/* First OS-specific */
#define	DT_SUNW_AUXILIARY	0x6000000d	/* symbol auxiliary name */
#define	DT_SUNW_RTLDINF		0x6000000e	/* ld.so.1 info (private) */
#define	DT_SUNW_FILTER		0x6000000f	/* symbol filter name */
#define	DT_SUNW_CAP		0x60000010	/* hardware/software */
#define	DT_HIOS		0x6ffff000	/* Last OS-specific */

/*
 * DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
 * Dyn.d_un.d_val field of the Elf*_Dyn structure.
 */
#define	DT_VALRNGLO	0x6ffffd00
#define	DT_CHECKSUM	0x6ffffdf8	/* elf checksum */
#define	DT_PLTPADSZ	0x6ffffdf9	/* pltpadding size */
#define	DT_MOVEENT	0x6ffffdfa	/* move table entry size */
#define	DT_MOVESZ	0x6ffffdfb	/* move table size */
#define	DT_FEATURE_1	0x6ffffdfc	/* feature holder */
#define	DT_POSFLAG_1	0x6ffffdfd	/* flags for DT_* entries, effecting */
                                        /*	the following DT_* entry. */
                                        /*	See DF_P1_* definitions */
#define	DT_SYMINSZ	0x6ffffdfe	/* syminfo table size (in bytes) */
#define	DT_SYMINENT	0x6ffffdff	/* syminfo entry size (in bytes) */
#define	DT_VALRNGHI	0x6ffffdff

/*
 * DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
 * Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
 *
 * If any adjustment is made to the ELF object after it has been
 * built, these entries will need to be adjusted.
 */
#define	DT_ADDRRNGLO	0x6ffffe00
#define	DT_CONFIG	0x6ffffefa	/* configuration information */
#define	DT_DEPAUDIT	0x6ffffefb	/* dependency auditing */
#define	DT_AUDIT	0x6ffffefc	/* object auditing */
#define	DT_PLTPAD	0x6ffffefd	/* pltpadding (sparcv9) */
#define	DT_MOVETAB	0x6ffffefe	/* move table */
#define	DT_SYMINFO	0x6ffffeff	/* syminfo table */
#define	DT_ADDRRNGHI	0x6ffffeff

#define	DT_VERSYM	0x6ffffff0	/* Address of versym section. */
#define	DT_RELACOUNT	0x6ffffff9	/* number of RELATIVE relocations */
#define	DT_RELCOUNT	0x6ffffffa	/* number of RELATIVE relocations */
#define	DT_FLAGS_1	0x6ffffffb	/* state flags - see DF_1_* defs */
#define	DT_VERDEF	0x6ffffffc	/* Address of verdef section. */
#define	DT_VERDEFNUM	0x6ffffffd	/* Number of elems in verdef section */
#define	DT_VERNEED	0x6ffffffe	/* Address of verneed section. */
#define	DT_VERNEEDNUM	0x6fffffff	/* Number of elems in verneed section */

#define	DT_LOPROC	0x70000000	/* First processor-specific type. */
#define	DT_DEPRECATED_SPARC_REGISTER	0x7000001
#define	DT_AUXILIARY	0x7ffffffd	/* shared library auxiliary name */
#define	DT_USED		0x7ffffffe	/* ignored - same as needed */
#define	DT_FILTER	0x7fffffff	/* shared library filter name */
#define	DT_HIPROC	0x7fffffff	/* Last processor-specific type. */

/* Values for DT_FLAGS */
#define	DF_ORIGIN	0x0001	/* Indicates that the object being loaded may
                                   make reference to the $ORIGIN substitution
                                   string */
#define	DF_SYMBOLIC	0x0002	/* Indicates "symbolic" linking. */
#define	DF_TEXTREL	0x0004	/* Indicates there may be relocations in
                                   non-writable segments. */
#define	DF_BIND_NOW	0x0008	/* Indicates that the dynamic linker should
                                   process all relocations for the object
                                   containing this entry before transferring
                                   control to the program. */
#define	DF_STATIC_TLS	0x0010	/* Indicates that the shared object or
                                   executable contains code using a static
                                   thread-local storage scheme. */

/* Values for n_type.  Used in core files. */
#define NT_PRSTATUS	1	/* Process status. */
#define NT_FPREGSET	2	/* Floating point registers. */
#define NT_PRPSINFO	3	/* Process state info. */

/* Symbol Binding - ELFNN_ST_BIND - st_info */
#define STB_LOCAL	0	/* Local symbol */
#define STB_GLOBAL	1	/* Global symbol */
#define STB_WEAK	2	/* like global - lower precedence */
#define STB_LOOS	10	/* Reserved range for operating system */
#define STB_HIOS	12	/*   specific semantics. */
#define STB_LOPROC	13	/* reserved range for processor */
#define STB_HIPROC	15	/*   specific semantics. */

/* Symbol type - ELFNN_ST_TYPE - st_info */
#define STT_NOTYPE	0	/* Unspecified type. */
#define STT_OBJECT	1	/* Data object. */
#define STT_FUNC	2	/* Function. */
#define STT_SECTION	3	/* Section. */
#define STT_FILE	4	/* Source file. */
#define STT_COMMON	5	/* Uninitialized common block. */
#define STT_TLS		6	/* TLS object. */
#define STT_NUM		7
#define STT_LOOS	10	/* Reserved range for operating system */
#define STT_HIOS	12	/*   specific semantics. */
#define STT_LOPROC	13	/* reserved range for processor */
#define STT_HIPROC	15	/*   specific semantics. */

/* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */
#define STV_DEFAULT	0x0	/* Default visibility (see binding). */
#define STV_INTERNAL	0x1	/* Special meaning in relocatable objects. */
#define STV_HIDDEN	0x2	/* Not visible. */
#define STV_PROTECTED	0x3	/* Visible but not preemptible. */

/* Special symbol table indexes. */
#define STN_UNDEF	0	/* Undefined symbol index. */

/* Symbol versioning flags. */
#define	VER_DEF_CURRENT	1
#define VER_DEF_IDX(x)	VER_NDX(x)

#define	VER_FLG_BASE	0x01
#define	VER_FLG_WEAK	0x02

#define	VER_NEED_CURRENT	1
#define VER_NEED_WEAK	(1u << 15)
#define VER_NEED_HIDDEN	VER_NDX_HIDDEN
#define VER_NEED_IDX(x)	VER_NDX(x)

#define	VER_NDX_LOCAL	0
#define	VER_NDX_GLOBAL	1
#define VER_NDX_GIVEN	2

#define VER_NDX_HIDDEN	(1u << 15)
#define VER_NDX(x)	((x) & ~(1u << 15))

#define	CA_SUNW_NULL	0
#define	CA_SUNW_HW_1	1		/* first hardware capabilities entry */
#define	CA_SUNW_SF_1	2		/* first software capabilities entry */

/*
 * Syminfo flag values
 */
#define	SYMINFO_FLG_DIRECT	0x0001	/* symbol ref has direct association */
                                        /*	to object containing defn. */
#define	SYMINFO_FLG_PASSTHRU	0x0002	/* ignored - see SYMINFO_FLG_FILTER */
#define	SYMINFO_FLG_COPY	0x0004	/* symbol is a copy-reloc */
#define	SYMINFO_FLG_LAZYLOAD	0x0008	/* object containing defn should be */
                                        /*	lazily-loaded */
#define	SYMINFO_FLG_DIRECTBIND	0x0010	/* ref should be bound directly to */
                                        /*	object containing defn. */
#define	SYMINFO_FLG_NOEXTDIRECT	0x0020	/* don't let an external reference */
                                        /*	directly bind to this symbol */
#define	SYMINFO_FLG_FILTER	0x0002	/* symbol ref is associated to a */
#define	SYMINFO_FLG_AUXILIARY	0x0040	/* 	standard or auxiliary filter */

/*
 * Syminfo.si_boundto values.
 */
#define	SYMINFO_BT_SELF		0xffff	/* symbol bound to self */
#define	SYMINFO_BT_PARENT	0xfffe	/* symbol bound to parent */
#define	SYMINFO_BT_NONE		0xfffd	/* no special symbol binding */
#define	SYMINFO_BT_EXTERN	0xfffc	/* symbol defined as external */
#define	SYMINFO_BT_LOWRESERVE	0xff00	/* beginning of reserved entries */

/*
 * Syminfo version values.
 */
#define	SYMINFO_NONE		0	/* Syminfo version */
#define	SYMINFO_CURRENT		1
#define	SYMINFO_NUM		2

/*
 * Relocation types.
 *
 * All machine architectures are defined here to allow tools on one to
 * handle others.
 */

#define	R_386_NONE		0	/* No relocation. */
#define	R_386_32		1	/* Add symbol value. */
#define	R_386_PC32		2	/* Add PC-relative symbol value. */
#define	R_386_GOT32		3	/* Add PC-relative GOT offset. */
#define	R_386_PLT32		4	/* Add PC-relative PLT offset. */
#define	R_386_COPY		5	/* Copy data from shared object. */
#define	R_386_GLOB_DAT		6	/* Set GOT entry to data address. */
#define	R_386_JMP_SLOT		7	/* Set GOT entry to code address. */
#define	R_386_RELATIVE		8	/* Add load address of shared object. */
#define	R_386_GOTOFF		9	/* Add GOT-relative symbol address. */
#define	R_386_GOTPC		10	/* Add PC-relative GOT table address. */
#define	R_386_TLS_TPOFF		14	/* Negative offset in static TLS block */
#define	R_386_TLS_IE		15	/* Absolute address of GOT for -ve static TLS */
#define	R_386_TLS_GOTIE		16	/* GOT entry for negative static TLS block */
#define	R_386_TLS_LE		17	/* Negative offset relative to static TLS */
#define	R_386_TLS_GD		18	/* 32 bit offset to GOT (index,off) pair */
#define	R_386_TLS_LDM		19	/* 32 bit offset to GOT (index,zero) pair */
#define	R_386_TLS_GD_32		24	/* 32 bit offset to GOT (index,off) pair */
#define	R_386_TLS_GD_PUSH	25	/* pushl instruction for Sun ABI GD sequence */
#define	R_386_TLS_GD_CALL	26	/* call instruction for Sun ABI GD sequence */
#define	R_386_TLS_GD_POP	27	/* popl instruction for Sun ABI GD sequence */
#define	R_386_TLS_LDM_32	28	/* 32 bit offset to GOT (index,zero) pair */
#define	R_386_TLS_LDM_PUSH	29	/* pushl instruction for Sun ABI LD sequence */
#define	R_386_TLS_LDM_CALL	30	/* call instruction for Sun ABI LD sequence */
#define	R_386_TLS_LDM_POP	31	/* popl instruction for Sun ABI LD sequence */
#define	R_386_TLS_LDO_32	32	/* 32 bit offset from start of TLS block */
#define	R_386_TLS_IE_32		33	/* 32 bit offset to GOT static TLS offset entry */
#define	R_386_TLS_LE_32		34	/* 32 bit offset within static TLS block */
#define	R_386_TLS_DTPMOD32	35	/* GOT entry containing TLS index */
#define	R_386_TLS_DTPOFF32	36	/* GOT entry containing TLS offset */
#define	R_386_TLS_TPOFF32	37	/* GOT entry of -ve static TLS offset */

#define	R_ARM_NONE		0	/* No relocation. */
#define	R_ARM_PC24		1
#define	R_ARM_ABS32		2
#define	R_ARM_REL32		3
#define	R_ARM_PC13		4
#define	R_ARM_ABS16		5
#define	R_ARM_ABS12		6
#define	R_ARM_THM_ABS5		7
#define	R_ARM_ABS8		8
#define	R_ARM_SBREL32		9
#define	R_ARM_THM_PC22		10
#define	R_ARM_THM_PC8		11
#define	R_ARM_AMP_VCALL9	12
#define	R_ARM_SWI24		13
#define	R_ARM_THM_SWI8		14
#define	R_ARM_XPC25		15
#define	R_ARM_THM_XPC22		16
#define	R_ARM_COPY		20	/* Copy data from shared object. */
#define	R_ARM_GLOB_DAT		21	/* Set GOT entry to data address. */
#define	R_ARM_JUMP_SLOT		22	/* Set GOT entry to code address. */
#define	R_ARM_RELATIVE		23	/* Add load address of shared object. */
#define	R_ARM_GOTOFF		24	/* Add GOT-relative symbol address. */
#define	R_ARM_GOTPC		25	/* Add PC-relative GOT table address. */
#define	R_ARM_GOT32		26	/* Add PC-relative GOT offset. */
#define	R_ARM_PLT32		27	/* Add PC-relative PLT offset. */
#define	R_ARM_GNU_VTENTRY	100
#define	R_ARM_GNU_VTINHERIT	101
#define	R_ARM_RSBREL32		250
#define	R_ARM_THM_RPC22		251
#define	R_ARM_RREL32		252
#define	R_ARM_RABS32		253
#define	R_ARM_RPC24		254