home *** CD-ROM | disk | FTP | other *** search
- #ifndef _LINUX_BINFMTS_H
- #define _LINUX_BINFMTS_H
-
- #include <linux/ptrace.h>
- #include <linux/capability.h>
-
- /*
- * MAX_ARG_PAGES defines the number of pages allocated for arguments
- * and envelope for the new program. 32 should suffice, this gives
- * a maximum env+arg of 128kB w/4KB pages!
- */
- #define MAX_ARG_PAGES 32
-
- #ifdef __KERNEL__
-
- /*
- * This structure is used to hold the arguments that are used when loading binaries.
- */
- struct linux_binprm{
- char buf[128];
- unsigned long page[MAX_ARG_PAGES];
- unsigned long p;
- int sh_bang;
- int java; /* Java binary, prevent recursive invocation */
- struct dentry * dentry;
- int e_uid, e_gid;
- kernel_cap_t cap_inheritable, cap_permitted, cap_effective;
- int argc, envc;
- char * filename; /* Name of binary */
- unsigned long loader, exec;
- };
-
- /*
- * This structure defines the functions that are used to load the binary formats that
- * linux accepts.
- */
- struct linux_binfmt {
- struct linux_binfmt * next;
- struct module *module;
- int (*load_binary)(struct linux_binprm *, struct pt_regs * regs);
- int (*load_shlib)(int fd);
- int (*core_dump)(long signr, struct pt_regs * regs);
- };
-
- extern int register_binfmt(struct linux_binfmt *);
- extern int unregister_binfmt(struct linux_binfmt *);
-
- extern int read_exec(struct dentry *, unsigned long offset,
- char * addr, unsigned long count, int to_kmem);
-
- extern int open_dentry(struct dentry *, int mode);
-
- extern int init_elf_binfmt(void);
- extern int init_elf32_binfmt(void);
- extern int init_aout_binfmt(void);
- extern int init_aout32_binfmt(void);
- extern int init_script_binfmt(void);
- extern int init_java_binfmt(void);
- extern int init_em86_binfmt(void);
- extern int init_misc_binfmt(void);
-
- extern int prepare_binprm(struct linux_binprm *);
- extern void remove_arg_zero(struct linux_binprm *);
- extern int search_binary_handler(struct linux_binprm *,struct pt_regs *);
- extern int flush_old_exec(struct linux_binprm * bprm);
- extern unsigned long setup_arg_pages(unsigned long p, struct linux_binprm * bprm);
- extern unsigned long copy_strings(int argc,char ** argv,unsigned long *page,
- unsigned long p, int from_kmem);
-
- extern void compute_creds(struct linux_binprm *binprm);
-
- /* this eventually goes away */
- #define change_ldt(a,b) setup_arg_pages(a,b)
-
- #endif /* __KERNEL__ */
- #endif /* _LINUX_BINFMTS_H */
-