include/uapi/linux/binfmts.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_LINUX_BINFMTS_H
   3 #define _UAPI_LINUX_BINFMTS_H
   4
   5 #include <linux/capability.h>
   6
   7 struct pt_regs;
   8
   9 /*
  10  * These are the maximum length and maximum number of strings passed to the
  11  * execve() system call.  MAX_ARG_STRLEN is essentially random but serves to
  12  * prevent the kernel from being unduly impacted by misaddressed pointers.
  13  * MAX_ARG_STRINGS is chosen to fit in a signed 32-bit integer.
  14  */
  15 #define MAX_ARG_STRLEN (PAGE_SIZE * 32)
  16 #define MAX_ARG_STRINGS 0x7FFFFFFF
  17
  18 /* sizeof(linux_binprm->buf) */
  19 #define BINPRM_BUF_SIZE 256
  20
  21 /* preserve argv0 for the interpreter  */
  22 #define AT_FLAGS_PRESERVE_ARGV0_BIT 0
  23 #define AT_FLAGS_PRESERVE_ARGV0 (1 << AT_FLAGS_PRESERVE_ARGV0_BIT)
  24
  25 #endif /* _UAPI_LINUX_BINFMTS_H */