/* * Copyright (c) 1999 by Sun Microsystems, Inc. * All rights reserved. */ #ifndef _LINK_H #define _LINK_H #pragma ident "@(#)link.h 1.35 99/06/02 SMI" /* SVr4.0 1.9 */ #include #ifndef _ASM #include #include #include #endif #ifdef __cplusplus extern "C" { #endif #ifndef _ASM /* * ld support library calls */ #ifdef __STDC__ extern void ld_start(const char *, const Elf32_Half, const char *); extern void ld_atexit(int); extern void ld_file(const char *, const Elf_Kind, int, Elf *); extern void ld_section(const char *, Elf32_Shdr *, Elf32_Word, Elf_Data *, Elf *); #if (defined(_LP64) || ((__STDC__ - 0 == 0) && (!defined(_NO_LONGLONG)))) extern void ld_start64(const char *, const Elf64_Half, const char *); extern void ld_atexit64(int); extern void ld_file64(const char *, const Elf_Kind, int, Elf *); extern void ld_section64(const char *, Elf64_Shdr *, Elf64_Word, Elf_Data *, Elf *); #endif /* (defined(_LP64) || ((__STDC__ - 0 == 0) ... */ #else extern void ld_start(); extern void ld_atexit(); extern void ld_file(); extern void ld_section(); #if (defined(_LP64) || ((__STDC__ - 0 == 0) && (!defined(_NO_LONGLONG)))) extern void ld_start64(); extern void ld_atexit64(); extern void ld_file64(); extern void ld_section64(); #endif /* (defined(_LP64) || ((__STDC__ - 0 == 0) ... */ #endif /* __STDC__ */ /* * flags passed to ld support calls */ #define LD_SUP_DERIVED 0x1 /* derived filename */ #define LD_SUP_INHERITED 0x2 /* file inherited from .so DT_NEEDED */ #define LD_SUP_EXTRACTED 0x4 /* file extracted from archive */ #endif #define LM_ID_BASE 0x00 #define LM_ID_LDSO 0x01 #define LM_ID_NUM 2 #define LM_ID_NEWLM 0xff /* create a new link-map */ /* * Run-Time Link-Edit Auditing */ #define LAV_NONE 0 #define LAV_VERSION1 1 #define LAV_VERSION2 2 #define LAV_CURRENT LAV_VERSION2 #define LAV_NUM 3 /* * Flags that can be or'd into the la_objopen() return code */ #define LA_FLG_BINDTO 0x0001 /* audit symbinds TO this object */ #define LA_FLG_BINDFROM 0x0002 /* audit symbinding FROM this object */ /* * Flags that can be or'd into the 'flags' argument of la_symbind() */ #define LA_SYMB_NOPLTENTER 0x0001 /* disable pltenter for this symbol */ #define LA_SYMB_NOPLTEXIT 0x0002 /* disable pltexit for this symbol */ #define LA_SYMB_STRUCTCALL 0x0004 /* this function call passes a */ /* structure as it's return code */ #define LA_SYMB_DLSYM 0x0008 /* this symbol bindings is due to */ /* a call to dlsym() */ #define LA_SYMB_ALTVALUE 0x0010 /* alternate symbol binding returned */ /* by la_symbind() */ /* * Flags that describe the object passed to la_objsearch() */ #define LA_SER_ORIG 0x01 /* original (needed) name */ #define LA_SER_LIBPATH 0x02 /* LD_LIBRARY_PATH entry prepended */ #define LA_SER_RUNPATH 0x04 /* runpath entry prepended */ #define LA_SER_CONFIG 0x08 /* configuration entry prepended */ #define LA_SER_DEFAULT 0x40 /* default path prepended */ #define LA_SER_SECURE 0x80 /* default (secure) path prepended */ /* * Flags that describe the la_activity() */ #define LA_ACT_CONSISTENT 0x00 /* add/deletion of objects complete */ #define LA_ACT_ADD 0x01 /* objects being added */ #define LA_ACT_DELETE 0x02 /* objects being deleted */ #ifndef _KERNEL #ifndef _ASM #if defined(_LP64) typedef long lagreg_t; #else typedef int lagreg_t; #endif struct _la_sparc_regs { lagreg_t lr_rego0; lagreg_t lr_rego1; lagreg_t lr_rego2; lagreg_t lr_rego3; lagreg_t lr_rego4; lagreg_t lr_rego5; lagreg_t lr_rego6; lagreg_t lr_rego7; }; #if defined(_LP64) typedef struct _la_sparc_regs La_sparcv9_regs; #else typedef struct _la_sparc_regs La_sparcv8_regs; #endif #if !defined(_LP64) typedef struct { lagreg_t lr_esp; lagreg_t lr_ebp; } La_i86_regs; #endif #if !defined(_SYS_INT_TYPES_H) #if defined(_LP64) || defined(_I32LPx) typedef unsigned long uintptr_t; #else typedef unsigned int uintptr_t; #endif #endif #ifdef __STDC__ extern uint_t la_version(uint_t); extern void la_activity(uintptr_t *, uint_t); extern void la_preinit(uintptr_t *); extern char * la_objsearch(const char *, uintptr_t *, uint_t); extern uint_t la_objopen(Link_map *, Lmid_t, uintptr_t *); extern uint_t la_objclose(uintptr_t *); #if defined(_LP64) extern uintptr_t la_symbind64(Elf64_Sym *, uint_t, uintptr_t *, uintptr_t *, uint_t *, const char *); extern uintptr_t la_sparcv9_pltenter(Elf64_Sym *, uint_t, uintptr_t *, uintptr_t *, La_sparcv9_regs *, uint_t *, const char *); extern uintptr_t la_pltexit64(Elf64_Sym *, uint_t, uintptr_t *, uintptr_t *, uintptr_t, const char *); #else /* !defined(_LP64) */ extern uintptr_t la_symbind32(Elf32_Sym *, uint_t, uintptr_t *, uintptr_t *, uint_t *); extern uintptr_t la_sparcv8_pltenter(Elf32_Sym *, uint_t, uintptr_t *, uintptr_t *, La_sparcv8_regs *, uint_t *); extern uintptr_t la_i86_pltenter(Elf32_Sym *, uint_t, uintptr_t *, uintptr_t *, La_i86_regs *, uint_t *); extern uintptr_t la_pltexit(Elf32_Sym *, uint_t, uintptr_t *, uintptr_t *, uintptr_t); #endif /* _LP64 */ #else /* __STDC__ */ extern uint_t la_version(); extern void la_preinit(); extern uint_t la_objopen(); extern uint_t la_objclose(); #if defined(_LP64) extern uintptr_t la_sparcv9_pltenter(); extern uintptr_t la_pltexit64(); extern uintptr_t la_symbind64(); #else /* _ILP32 */ extern uintptr_t la_sparcv8_pltenter(); extern uintptr_t la_i86_pltenter(); extern uintptr_t la_pltexit(); extern uintptr_t la_symbind32(); #endif /* _LP64 */ #endif /* __STDC__ */ #ifdef __STDC__ #if defined(_ELF64) && !defined(_ELF32_COMPAT) #if (defined(_LP64) || ((__STDC__ - 0 == 0) && (!defined(_NO_LONGLONG)))) extern Elf64_Xword _check_rtld_feature(Elf64_Xword); #endif /* (defined(_LP64) || ((__STDC__ - 0 == 0) ... */ #else extern Elf32_Word _check_rtld_feature(Elf32_Word); #endif /* _ELF64 */ #else /* __STDC */ #if defined(_ELF64) && !defined(_ELF32_COMPAT) #if (defined(_LP64) || ((__STDC__ - 0 == 0) && (!defined(_NO_LONGLONG)))) extern Elf64_Xword _check_rtld_feature(); #endif /* (defined(_LP64) || ((__STDC__ - 0 == 0) ... */ #else extern Elf32_Word _check_rtld_feature(); #endif /* _ELF64 */ #endif /* __STDC__ */ #endif /* _ASM */ #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* _LINK_H */