134192Sjdp/*- 255687Sjdp * Copyright 1996, 1997, 1998, 1999, 2000 John D. Polstra. 334192Sjdp * All rights reserved. 434192Sjdp * 534192Sjdp * Redistribution and use in source and binary forms, with or without 634192Sjdp * modification, are permitted provided that the following conditions 734192Sjdp * are met: 834192Sjdp * 1. Redistributions of source code must retain the above copyright 934192Sjdp * notice, this list of conditions and the following disclaimer. 1034192Sjdp * 2. Redistributions in binary form must reproduce the above copyright 1134192Sjdp * notice, this list of conditions and the following disclaimer in the 1234192Sjdp * documentation and/or other materials provided with the distribution. 1334192Sjdp * 1434192Sjdp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1534192Sjdp * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1634192Sjdp * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1734192Sjdp * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1834192Sjdp * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 1934192Sjdp * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2034192Sjdp * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2134192Sjdp * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2234192Sjdp * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2334192Sjdp * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2434192Sjdp * 2550476Speter * $FreeBSD: stable/10/libexec/rtld-elf/rtld.h 331206 2018-03-19 14:28:58Z marius $ 2634192Sjdp */ 2734192Sjdp 2834192Sjdp#ifndef RTLD_H /* { */ 2934192Sjdp#define RTLD_H 1 3034192Sjdp 3176224Sobrien#include <machine/elf.h> 3234192Sjdp#include <sys/types.h> 3350608Sjdp#include <sys/queue.h> 3434192Sjdp 3576224Sobrien#include <elf-hints.h> 3635529Sdfr#include <link.h> 37225152Skib#include <stdarg.h> 38216695Skib#include <setjmp.h> 3934192Sjdp#include <stddef.h> 4034192Sjdp 41115396Skan#include "rtld_lock.h" 4245501Sjdp#include "rtld_machdep.h" 4345501Sjdp 44127250Speter#ifdef COMPAT_32BIT 45127250Speter#undef STANDARD_LIBRARY_PATH 46127250Speter#undef _PATH_ELF_HINTS 47127250Speter#define _PATH_ELF_HINTS "/var/run/ld-elf32.so.hints" 48127250Speter/* For running 32 bit binaries */ 49127250Speter#define STANDARD_LIBRARY_PATH "/lib32:/usr/lib32" 50127250Speter#define LD_ "LD_32_" 51127250Speter#endif 52127250Speter 5334192Sjdp#ifndef STANDARD_LIBRARY_PATH 54119013Sgordon#define STANDARD_LIBRARY_PATH "/lib:/usr/lib" 5534192Sjdp#endif 56127250Speter#ifndef LD_ 57127250Speter#define LD_ "LD_" 58127250Speter#endif 5934192Sjdp 6034192Sjdp#define NEW(type) ((type *) xmalloc(sizeof(type))) 61233307Skib#define CNEW(type) ((type *) xcalloc(1, sizeof(type))) 6234192Sjdp 6334192Sjdp/* We might as well do booleans like C++. */ 6434192Sjdptypedef unsigned char bool; 6534192Sjdp#define false 0 6634192Sjdp#define true 1 6734192Sjdp 68133063Sdfrextern size_t tls_last_offset; 69133063Sdfrextern size_t tls_last_size; 70133063Sdfrextern size_t tls_static_space; 71133063Sdfrextern int tls_dtv_generation; 72133063Sdfrextern int tls_max_index; 73133063Sdfr 74281452Skibextern int npagesizes; 75281452Skibextern size_t *pagesizes; 76281452Skib 77232831Skibextern int main_argc; 78232831Skibextern char **main_argv; 79232831Skibextern char **environ; 80232831Skib 8150609Sjdpstruct stat; 8234192Sjdpstruct Struct_Obj_Entry; 8334192Sjdp 8455687Sjdp/* Lists of shared objects */ 8550608Sjdptypedef struct Struct_Objlist_Entry { 8660938Sjake STAILQ_ENTRY(Struct_Objlist_Entry) link; 8750608Sjdp struct Struct_Obj_Entry *obj; 8850608Sjdp} Objlist_Entry; 8950608Sjdp 9060938Sjaketypedef STAILQ_HEAD(Struct_Objlist, Struct_Objlist_Entry) Objlist; 9150608Sjdp 9263870Sjdp/* Types of init and fini functions */ 9355687Sjdptypedef void (*InitFunc)(void); 94232831Skibtypedef void (*InitArrFunc)(int, char **, char **); 9555687Sjdp 9655687Sjdp/* Lists of shared object dependencies */ 9734192Sjdptypedef struct Struct_Needed_Entry { 9834192Sjdp struct Struct_Needed_Entry *next; 9934192Sjdp struct Struct_Obj_Entry *obj; 10034192Sjdp unsigned long name; /* Offset of name in string table */ 10134192Sjdp} Needed_Entry; 10234192Sjdp 103153515Skantypedef struct Struct_Name_Entry { 104153515Skan STAILQ_ENTRY(Struct_Name_Entry) link; 105153515Skan char name[1]; 106153515Skan} Name_Entry; 107153515Skan 10862801Sjdp/* Lock object */ 10962801Sjdptypedef struct Struct_LockInfo { 11062801Sjdp void *context; /* Client context for creating locks */ 11162801Sjdp void *thelock; /* The one big lock */ 11262801Sjdp /* Debugging aids. */ 11362801Sjdp volatile int rcount; /* Number of readers holding lock */ 11462801Sjdp volatile int wcount; /* Number of writers holding lock */ 11562801Sjdp /* Methods */ 11662801Sjdp void *(*lock_create)(void *context); 11762801Sjdp void (*rlock_acquire)(void *lock); 11862801Sjdp void (*wlock_acquire)(void *lock); 11962801Sjdp void (*rlock_release)(void *lock); 12062801Sjdp void (*wlock_release)(void *lock); 12162801Sjdp void (*lock_destroy)(void *lock); 12262801Sjdp void (*context_destroy)(void *context); 12362801Sjdp} LockInfo; 12462801Sjdp 125153515Skantypedef struct Struct_Ver_Entry { 126153515Skan Elf_Word hash; 127153515Skan unsigned int flags; 128153515Skan const char *name; 129153515Skan const char *file; 130153515Skan} Ver_Entry; 131153515Skan 132234840Skibtypedef struct Struct_Sym_Match_Result { 133234840Skib const Elf_Sym *sym_out; 134234840Skib const Elf_Sym *vsymp; 135234840Skib int vcount; 136234840Skib} Sym_Match_Result; 137234840Skib 138153515Skan#define VER_INFO_HIDDEN 0x01 139153515Skan 14034192Sjdp/* 14134192Sjdp * Shared object descriptor. 14234192Sjdp * 14334192Sjdp * Items marked with "(%)" are dynamically allocated, and must be freed 14434192Sjdp * when the structure is destroyed. 14550977Sjdp * 14650977Sjdp * CAUTION: It appears that the JDK port peeks into these structures. 14750977Sjdp * It looks at "next" and "mapbase" at least. Don't add new members 14850977Sjdp * near the front, until this can be straightened out. 14934192Sjdp */ 15034192Sjdptypedef struct Struct_Obj_Entry { 15134192Sjdp /* 15234192Sjdp * These two items have to be set right for compatibility with the 15334192Sjdp * original ElfKit crt1.o. 15434192Sjdp */ 155153504Smarcel Elf_Size magic; /* Magic number (sanity check) */ 156153504Smarcel Elf_Size version; /* Version number of struct format */ 15734192Sjdp 158296727Skib TAILQ_ENTRY(Struct_Obj_Entry) next; 15934192Sjdp char *path; /* Pathname of underlying file (%) */ 160116511Smdodd char *origin_path; /* Directory path of origin file */ 16134192Sjdp int refcount; 16234192Sjdp int dl_refcount; /* Number of times loaded by dlopen */ 16334192Sjdp 16434192Sjdp /* These items are computed by map_object() or by digest_phdr(). */ 16534192Sjdp caddr_t mapbase; /* Base address of mapped region */ 16634192Sjdp size_t mapsize; /* Size of mapped region in bytes */ 16734192Sjdp size_t textsize; /* Size of text segment in bytes */ 16838467Sjb Elf_Addr vaddrbase; /* Base address in shared object file */ 16934192Sjdp caddr_t relocbase; /* Relocation constant = mapbase - vaddrbase */ 17038467Sjb const Elf_Dyn *dynamic; /* Dynamic section */ 17134192Sjdp caddr_t entry; /* Entry point */ 17238467Sjb const Elf_Phdr *phdr; /* Program header if it is mapped, else NULL */ 17334192Sjdp size_t phsize; /* Size of program header in bytes */ 17450610Sjdp const char *interp; /* Pathname of the interpreter, if any */ 175217153Skib Elf_Word stack_flags; 17634192Sjdp 177133063Sdfr /* TLS information */ 178133063Sdfr int tlsindex; /* Index in DTV for this module */ 179133063Sdfr void *tlsinit; /* Base address of TLS init block */ 180133063Sdfr size_t tlsinitsize; /* Size of TLS init block for this module */ 181133063Sdfr size_t tlssize; /* Size of TLS block for this module */ 182133063Sdfr size_t tlsoffset; /* Offset of static TLS block for this module */ 183133063Sdfr size_t tlsalign; /* Alignment of static TLS block */ 184133063Sdfr 185230784Skib caddr_t relro_page; 186230784Skib size_t relro_size; 187230784Skib 18834192Sjdp /* Items from the dynamic section. */ 18945501Sjdp Elf_Addr *pltgot; /* PLT or GOT, depending on architecture */ 19038467Sjb const Elf_Rel *rel; /* Relocation entries */ 19134192Sjdp unsigned long relsize; /* Size in bytes of relocation info */ 19238816Sdfr const Elf_Rela *rela; /* Relocation entries with addend */ 19338816Sdfr unsigned long relasize; /* Size in bytes of addend relocation info */ 19438467Sjb const Elf_Rel *pltrel; /* PLT relocation entries */ 19534192Sjdp unsigned long pltrelsize; /* Size in bytes of PLT relocation info */ 19638816Sdfr const Elf_Rela *pltrela; /* PLT relocation entries with addend */ 19738816Sdfr unsigned long pltrelasize; /* Size in bytes of PLT addend reloc info */ 19838467Sjb const Elf_Sym *symtab; /* Symbol table */ 19934192Sjdp const char *strtab; /* String table */ 20034192Sjdp unsigned long strsize; /* Size in bytes of string table */ 201177924Simp#ifdef __mips__ 202177924Simp Elf_Word local_gotno; /* Number of local GOT entries */ 203177924Simp Elf_Word symtabno; /* Number of dynamic symbols */ 204177924Simp Elf_Word gotsym; /* First dynamic symbol in GOT */ 205177924Simp#endif 20634192Sjdp 207153515Skan const Elf_Verneed *verneed; /* Required versions. */ 208153515Skan Elf_Word verneednum; /* Number of entries in verneed table */ 209153515Skan const Elf_Verdef *verdef; /* Provided versions. */ 210153515Skan Elf_Word verdefnum; /* Number of entries in verdef table */ 211153515Skan const Elf_Versym *versyms; /* Symbol versions table */ 212153515Skan 21385004Sdfr const Elf_Hashelt *buckets; /* Hash table buckets array */ 21434192Sjdp unsigned long nbuckets; /* Number of buckets */ 21585004Sdfr const Elf_Hashelt *chains; /* Hash table chain array */ 216234841Skib unsigned long nchains; /* Number of entries in chain array */ 21734192Sjdp 218234841Skib Elf32_Word nbuckets_gnu; /* Number of GNU hash buckets*/ 219234841Skib Elf32_Word symndx_gnu; /* 1st accessible symbol on dynsym table */ 220234841Skib Elf32_Word maskwords_bm_gnu; /* Bloom filter words - 1 (bitmask) */ 221234841Skib Elf32_Word shift2_gnu; /* Bloom filter shift count */ 222234841Skib Elf32_Word dynsymcount; /* Total entries in dynsym table */ 223234841Skib Elf_Addr *bloom_gnu; /* Bloom filter used by GNU hash func */ 224234841Skib const Elf_Hashelt *buckets_gnu; /* GNU hash table bucket array */ 225234841Skib const Elf_Hashelt *chain_zero_gnu; /* GNU hash table value array (Zeroed) */ 226234841Skib 227189959Skib char *rpath; /* Search path specified in object */ 228238471Skib char *runpath; /* Search path with different priority */ 22934192Sjdp Needed_Entry *needed; /* Shared objects needed by this one (%) */ 230216695Skib Needed_Entry *needed_filtees; 231216695Skib Needed_Entry *needed_aux_filtees; 23234192Sjdp 233153515Skan STAILQ_HEAD(, Struct_Name_Entry) names; /* List of names for this object we 234153515Skan know about. */ 235153515Skan Ver_Entry *vertab; /* Versions required /defined by this object */ 236153515Skan int vernum; /* Number of entries in vertab */ 237153515Skan 23885677Speter Elf_Addr init; /* Initialization function to call */ 23985677Speter Elf_Addr fini; /* Termination function to call */ 240232831Skib Elf_Addr preinit_array; /* Pre-initialization array of functions */ 241232831Skib Elf_Addr init_array; /* Initialization array of functions */ 242232831Skib Elf_Addr fini_array; /* Termination array of functions */ 243232831Skib int preinit_array_num; /* Number of entries in preinit_array */ 244232831Skib int init_array_num; /* Number of entries in init_array */ 245232831Skib int fini_array_num; /* Number of entries in fini_array */ 24634192Sjdp 247232831Skib int32_t osrel; /* OSREL note value */ 248232831Skib 249168312Skan bool mainprog : 1; /* True if this is the main program */ 250168312Skan bool rtld : 1; /* True if this is the dynamic linker */ 251233231Skib bool relocated : 1; /* True if processed by relocate_objects() */ 252233546Skib bool ver_checked : 1; /* True if processed by rtld_verify_object_versions */ 253168312Skan bool textrel : 1; /* True if there are relocations to text seg */ 254168312Skan bool symbolic : 1; /* True if generated with "-Bsymbolic" */ 255168312Skan bool bind_now : 1; /* True if all relocations should be made first */ 256168312Skan bool traced : 1; /* Already printed in ldd trace output */ 257168312Skan bool jmpslots_done : 1; /* Already have relocated the jump slots */ 258168312Skan bool init_done : 1; /* Already have added object to init list */ 259168312Skan bool tls_done : 1; /* Already allocated offset for static TLS */ 260168312Skan bool phdr_alloc : 1; /* Phdr is allocated and needs to be freed. */ 261189959Skib bool z_origin : 1; /* Process rpath and soname tokens */ 262190543Skib bool z_nodelete : 1; /* Do not unload the object and dependencies */ 263199829Skib bool z_noopen : 1; /* Do not load on dlopen */ 264216695Skib bool z_loadfltr : 1; /* Immediately load filtees */ 265256101Skib bool z_interpose : 1; /* Interpose all objects but main */ 266238471Skib bool z_nodeflib : 1; /* Don't search default library path */ 267281849Skib bool z_global : 1; /* Make the object global */ 268194531Skan bool ref_nodel : 1; /* Refcount increased to prevent dlclose */ 269194531Skan bool init_scanned: 1; /* Object is already on init list. */ 270194531Skan bool on_fini_list: 1; /* Object is already on fini list. */ 271214728Skib bool dag_inited : 1; /* Object has its DAG initialized. */ 272216695Skib bool filtees_loaded : 1; /* Filtees loaded */ 273228435Skib bool irelative : 1; /* Object has R_MACHDEP_IRELATIVE relocs */ 274228435Skib bool gnu_ifunc : 1; /* Object has references to STT_GNU_IFUNC */ 275271469Skib bool non_plt_gnu_ifunc : 1; /* Object has non-plt IFUNC references */ 276232831Skib bool crt_no_init : 1; /* Object' crt does not call _init/_fini */ 277234841Skib bool valid_hash_sysv : 1; /* A valid System V hash hash tag is available */ 278234841Skib bool valid_hash_gnu : 1; /* A valid GNU hash tag is available */ 279276908Skib bool dlopened : 1; /* dlopen()-ed (vs. load statically) */ 280296727Skib bool marker : 1; /* marker on the global obj list */ 28135529Sdfr 282194531Skan struct link_map linkmap; /* For GDB and dlinfo() */ 28350977Sjdp Objlist dldags; /* Object belongs to these dlopened DAGs (%) */ 28450977Sjdp Objlist dagmembers; /* DAG has these members (%) */ 28550977Sjdp dev_t dev; /* Object's filesystem's device */ 28650977Sjdp ino_t ino; /* Object's inode number */ 287229780Suqs void *priv; /* Platform-dependent */ 28834192Sjdp} Obj_Entry; 28934192Sjdp 29034192Sjdp#define RTLD_MAGIC 0xd550b87a 29134192Sjdp#define RTLD_VERSION 1 29234192Sjdp 293296727SkibTAILQ_HEAD(obj_entry_q, Struct_Obj_Entry); 294296727Skib 295192922Sdfr#define RTLD_STATIC_TLS_EXTRA 128 296133063Sdfr 297153515Skan/* Flags to be passed into symlook_ family of functions. */ 298153515Skan#define SYMLOOK_IN_PLT 0x01 /* Lookup for PLT symbol */ 299228375Skib#define SYMLOOK_DLSYM 0x02 /* Return newest versioned symbol. Used by 300153515Skan dlsym. */ 301233231Skib#define SYMLOOK_EARLY 0x04 /* Symlook is done during initialization. */ 302271469Skib#define SYMLOOK_IFUNC 0x08 /* Allow IFUNC processing in 303271469Skib reloc_non_plt(). */ 304153515Skan 305199829Skib/* Flags for load_object(). */ 306199877Skib#define RTLD_LO_NOLOAD 0x01 /* dlopen() specified RTLD_NOLOAD. */ 307199877Skib#define RTLD_LO_DLOPEN 0x02 /* Load_object() called from dlopen(). */ 308199877Skib#define RTLD_LO_TRACE 0x04 /* Only tracing. */ 309216695Skib#define RTLD_LO_NODELETE 0x08 /* Loaded object cannot be closed. */ 310216695Skib#define RTLD_LO_FILTEES 0x10 /* Loading filtee. */ 311233231Skib#define RTLD_LO_EARLY 0x20 /* Do not call ctors, postpone it to the 312233231Skib initialization during the image start. */ 313199829Skib 31476296Sjdp/* 31576296Sjdp * Symbol cache entry used during relocation to avoid multiple lookups 31676296Sjdp * of the same symbol. 31776296Sjdp */ 31876296Sjdptypedef struct Struct_SymCache { 31976296Sjdp const Elf_Sym *sym; /* Symbol table entry */ 32076296Sjdp const Obj_Entry *obj; /* Shared object which defines it */ 32176296Sjdp} SymCache; 32276296Sjdp 323216695Skib/* 324216695Skib * This structure provides a reentrant way to keep a list of objects and 325216695Skib * check which ones have already been processed in some way. 326216695Skib */ 327216695Skibtypedef struct Struct_DoneList { 328216695Skib const Obj_Entry **objs; /* Array of object pointers */ 329216695Skib unsigned int num_alloc; /* Allocated size of the array */ 330216695Skib unsigned int num_used; /* Number of array slots used */ 331216695Skib} DoneList; 332216695Skib 333216695Skibstruct Struct_RtldLockState { 334216695Skib int lockstate; 335218476Skib sigjmp_buf env; 336216695Skib}; 337216695Skib 338238471Skibstruct fill_search_info_args { 339238471Skib int request; 340238471Skib unsigned int flags; 341238471Skib struct dl_serinfo *serinfo; 342238471Skib struct dl_serpath *serpath; 343238471Skib char *strspace; 344238471Skib}; 345238471Skib 346216695Skib/* 347216695Skib * The pack of arguments and results for the symbol lookup functions. 348216695Skib */ 349216695Skibtypedef struct Struct_SymLook { 350216695Skib const char *name; 351216695Skib unsigned long hash; 352234841Skib uint32_t hash_gnu; 353216695Skib const Ver_Entry *ventry; 354216695Skib int flags; 355216695Skib const Obj_Entry *defobj_out; 356216695Skib const Elf_Sym *sym_out; 357216695Skib struct Struct_RtldLockState *lockstate; 358216695Skib} SymLook; 359216695Skib 360281453Skibvoid _rtld_error(const char *, ...) __printflike(1, 2) __exported; 361282118Semastevoid rtld_die(void) __dead2; 362233361Skibconst char *rtld_strerror(int); 363233361SkibObj_Entry *map_object(int, const char *, const struct stat *); 364233361Skibvoid *xcalloc(size_t, size_t); 365233361Skibvoid *xmalloc(size_t); 366233361Skibchar *xstrdup(const char *); 367259290Skibvoid *malloc_aligned(size_t size, size_t align); 368259290Skibvoid free_aligned(void *ptr); 36938816Sdfrextern Elf_Addr _GLOBAL_OFFSET_TABLE_[]; 370212497Snwhitehornextern Elf_Sym sym_zero; /* For resolving undefined weak refs. */ 37134192Sjdp 372233361Skibvoid dump_relocations(Obj_Entry *); 373233361Skibvoid dump_obj_relocations(Obj_Entry *); 374233361Skibvoid dump_Elf_Rel(Obj_Entry *, const Elf_Rel *, u_long); 375233361Skibvoid dump_Elf_Rela(Obj_Entry *, const Elf_Rela *, u_long); 376116563Smdodd 37738816Sdfr/* 37838816Sdfr * Function declarations. 37938816Sdfr */ 38038816Sdfrunsigned long elf_hash(const char *); 38166056Sjdpconst Elf_Sym *find_symdef(unsigned long, const Obj_Entry *, 382216695Skib const Obj_Entry **, int, SymCache *, struct Struct_RtldLockState *); 383116557Smdoddvoid lockdflt_init(void); 384232831Skibvoid digest_notes(Obj_Entry *, Elf_Addr, Elf_Addr); 385296727SkibObj_Entry *globallist_curr(const Obj_Entry *obj); 386296727SkibObj_Entry *globallist_next(const Obj_Entry *obj); 38750608Sjdpvoid obj_free(Obj_Entry *); 38850608SjdpObj_Entry *obj_new(void); 38945501Sjdpvoid _rtld_bind_start(void); 390228435Skibvoid *rtld_resolve_ifunc(const Obj_Entry *obj, const Elf_Sym *def); 391216695Skibvoid symlook_init(SymLook *, const char *); 392216695Skibint symlook_obj(SymLook *, const Obj_Entry *); 393133063Sdfrvoid *tls_get_addr_common(Elf_Addr** dtvp, int index, size_t offset); 394133063Sdfrvoid *allocate_tls(Obj_Entry *, void *, size_t, size_t); 395133063Sdfrvoid free_tls(void *, size_t, size_t); 396133063Sdfrvoid *allocate_module_tls(int index); 397133063Sdfrbool allocate_tls_offset(Obj_Entry *obj); 398142645Sdfrvoid free_tls_offset(Obj_Entry *obj); 399153515Skanconst Ver_Entry *fetch_ventry(const Obj_Entry *obj, unsigned long); 400296939Skibint convert_prot(int elfflags); 40138816Sdfr 402116558Smdodd/* 403116558Smdodd * MD function declarations. 404116558Smdodd */ 405116558Smdoddint do_copy_relocations(Obj_Entry *); 406233231Skibint reloc_non_plt(Obj_Entry *, Obj_Entry *, int flags, 407233231Skib struct Struct_RtldLockState *); 408116558Smdoddint reloc_plt(Obj_Entry *); 409233231Skibint reloc_jmpslots(Obj_Entry *, int flags, struct Struct_RtldLockState *); 410228435Skibint reloc_iresolve(Obj_Entry *, struct Struct_RtldLockState *); 411233231Skibint reloc_gnu_ifunc(Obj_Entry *, int flags, struct Struct_RtldLockState *); 412331206Smariusvoid ifunc_init(Elf_Auxinfo *); 413331206Smariusvoid pre_init(void); 414331206Smariusvoid init_pltgot(Obj_Entry *); 415133063Sdfrvoid allocate_initial_tls(Obj_Entry *); 416116558Smdodd 41734192Sjdp#endif /* } */ 418