本文共 1348 字，大约阅读时间需要 4 分钟。

/* * This structure defines the functions that are used to load the binary formats that * linux accepts. */struct linux_binfmt { struct list_head lh; struct module *module; int (*load_binary)(struct linux_binprm *); int (*load_shlib)(struct file *); int (*core_dump)(struct coredump_params *cprm); unsigned long min_coredump; /* minimal dump size */};

static LIST_HEAD(formats);static DEFINE_RWLOCK(binfmt_lock); void __register_binfmt(struct linux_binfmt * fmt, int insert){ BUG_ON(!fmt); if (WARN_ON(!fmt->load_binary))  return; write_lock(&binfmt_lock); insert ? list_add(&fmt->lh, &formats) :   list_add_tail(&fmt->lh, &formats); write_unlock(&binfmt_lock);} EXPORT_SYMBOL(__register_binfmt); void unregister_binfmt(struct linux_binfmt * fmt){ write_lock(&binfmt_lock); list_del(&fmt->lh); write_unlock(&binfmt_lock);} EXPORT_SYMBOL(unregister_binfmt);

static struct linux_binfmt aout_format = { .module  = THIS_MODULE, .load_binary = load_aout_binary, .load_shlib = load_aout_library, .core_dump = aout_core_dump, .min_coredump = PAGE_SIZE};

static struct linux_binfmt elf_format = { .module  = THIS_MODULE, .load_binary = load_elf_binary, .load_shlib = load_elf_library, .core_dump = elf_core_dump, .min_coredump = ELF_EXEC_PAGESIZE,};

static struct linux_binfmt script_format = { .module  = THIS_MODULE, .load_binary = load_script,};

转载地址：http://tzhti.baihongyu.com/