vbatts/grub
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Resync with trunk

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This commit is contained in:
Robert Millan 2010-01-18 15:02:21 +00:00
commit e68d3b243f
706 changed files with 157184 additions and 45875 deletions
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29
include/grub/dl.h
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@ -1,7 +1,7 @@
/* dl.h - types and prototypes for loadable module support */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2004,2005,2007 Free Software Foundation, Inc.
* Copyright (C) 2002,2004,2005,2007,2008,2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -23,6 +23,7 @@
#include <grub/symbol.h>
#include <grub/err.h>
#include <grub/types.h>
#include <grub/elf.h>
#define GRUB_MOD_INIT(name) \
static void grub_mod_init (grub_dl_t mod __attribute__ ((unused))) __attribute__ ((used)); \
@ -40,6 +41,13 @@ grub_module_##name##_fini (void) { grub_mod_fini (); } \
static void \
grub_mod_fini (void)
#ifdef APPLE_CC
#define GRUB_MOD_NAME(name) \
static char grub_modname[] __attribute__ ((section ("_modname, _modname"), used)) = #name;
#define GRUB_MOD_DEP(name) \
__asm__ (".section _moddeps, _moddeps\n.asciz \"" #name "\"\n")
#else
#define GRUB_MOD_NAME(name) \
static const char grub_module_name_##name[] \
__attribute__((section(".modname"), __used__)) = #name
@ -47,6 +55,7 @@ static const char grub_module_name_##name[] \
#define GRUB_MOD_DEP(name) \
static const char grub_module_depend_##name[] \
__attribute__((section(".moddeps"), __used__)) = #name
#endif
struct grub_dl_segment
{
@ -72,25 +81,39 @@ struct grub_dl
int ref_count;
grub_dl_dep_t dep;
grub_dl_segment_t segment;
Elf_Sym *symtab;
void (*init) (struct grub_dl *mod);
void (*fini) (void);
};
typedef struct grub_dl *grub_dl_t;
grub_err_t EXPORT_FUNC(grub_dl_check_header) (void *ehdr, grub_size_t size);
grub_dl_t EXPORT_FUNC(grub_dl_load_file) (const char *filename);
grub_dl_t EXPORT_FUNC(grub_dl_load) (const char *name);
grub_dl_t grub_dl_load_core (void *addr, grub_size_t size);
int EXPORT_FUNC(grub_dl_unload) (grub_dl_t mod);
void grub_dl_unload_unneeded (void);
void grub_dl_unload_all (void);
#ifdef GRUB_UTIL
static inline int
grub_dl_ref (grub_dl_t mod)
{
(void) mod;
return 0;
}
static inline int
grub_dl_unref (grub_dl_t mod)
{
(void) mod;
return 0;
}
#else
int EXPORT_FUNC(grub_dl_ref) (grub_dl_t mod);
int EXPORT_FUNC(grub_dl_unref) (grub_dl_t mod);
#endif
void EXPORT_FUNC(grub_dl_iterate) (int (*hook) (grub_dl_t mod));
grub_dl_t EXPORT_FUNC(grub_dl_get) (const char *name);
grub_err_t EXPORT_FUNC(grub_dl_register_symbol) (const char *name, void *addr,
grub_dl_t mod);
void *EXPORT_FUNC(grub_dl_resolve_symbol) (const char *name);
grub_err_t grub_arch_dl_check_header (void *ehdr);
grub_err_t grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr);