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jcastillo |
#ifndef _LINUX_BINFMTS_H
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#define _LINUX_BINFMTS_H
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#include <linux/ptrace.h>
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/*
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* MAX_ARG_PAGES defines the number of pages allocated for arguments
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* and envelope for the new program. 32 should suffice, this gives
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* a maximum env+arg of 128kB w/4KB pages!
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*/
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#define MAX_ARG_PAGES 32
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/*
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* This structure is used to hold the arguments that are used when loading binaries.
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*/
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struct linux_binprm{
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char buf[128];
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#ifndef NO_MM
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unsigned long page[MAX_ARG_PAGES];
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#else /* !NO_MM */
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char ** envp, **argv;
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#endif /* !NO_MM */
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unsigned long p;
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int sh_bang;
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struct inode * inode;
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int e_uid, e_gid;
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int argc, envc;
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char * filename; /* Name of binary */
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unsigned long loader, exec;
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int dont_iput; /* binfmt handler has put inode */
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};
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/*
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* This structure defines the functions that are used to load the binary formats that
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* linux accepts.
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*/
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struct linux_binfmt {
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struct linux_binfmt * next;
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long *use_count;
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int (*load_binary)(struct linux_binprm *, struct pt_regs * regs);
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int (*load_shlib)(int fd);
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int (*core_dump)(long signr, struct pt_regs * regs);
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};
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extern int register_binfmt(struct linux_binfmt *);
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extern int unregister_binfmt(struct linux_binfmt *);
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extern int read_exec(struct inode *inode, unsigned long offset,
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char * addr, unsigned long count, int to_kmem);
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extern int open_inode(struct inode * inode, int mode);
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extern int init_flat_binfmt(void);
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extern int init_elf_binfmt(void);
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extern int init_aout_binfmt(void);
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extern int init_script_binfmt(void);
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extern int init_java_binfmt(void);
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extern int prepare_binprm(struct linux_binprm *);
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extern void remove_arg_zero(struct linux_binprm *);
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extern int search_binary_handler(struct linux_binprm *,struct pt_regs *);
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extern int flush_old_exec(struct linux_binprm * bprm);
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extern unsigned long setup_arg_pages(unsigned long p, struct linux_binprm * bprm);
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extern unsigned long copy_strings(int argc,char ** argv,unsigned long *page,
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unsigned long p, int from_kmem);
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/* this eventually goes away */
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#define change_ldt(a,b) setup_arg_pages(a,b)
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#endif
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