diff options
Diffstat (limited to 'include/uapi/linux/binfmts.h')
| -rw-r--r-- | include/uapi/linux/binfmts.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/uapi/linux/binfmts.h b/include/uapi/linux/binfmts.h new file mode 100644 index 000000000..c6f9450ef --- /dev/null +++ b/include/uapi/linux/binfmts.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI_LINUX_BINFMTS_H +#define _UAPI_LINUX_BINFMTS_H + +#include <linux/capability.h> + +struct pt_regs; + +/* + * These are the maximum length and maximum number of strings passed to the + * execve() system call. MAX_ARG_STRLEN is essentially random but serves to + * prevent the kernel from being unduly impacted by misaddressed pointers. + * MAX_ARG_STRINGS is chosen to fit in a signed 32-bit integer. + */ +#define MAX_ARG_STRLEN (PAGE_SIZE * 32) +#define MAX_ARG_STRINGS 0x7FFFFFFF + +/* sizeof(linux_binprm->buf) */ +#define BINPRM_BUF_SIZE 256 + +/* preserve argv0 for the interpreter */ +#define AT_FLAGS_PRESERVE_ARGV0_BIT 0 +#define AT_FLAGS_PRESERVE_ARGV0 (1 << AT_FLAGS_PRESERVE_ARGV0_BIT) + +#endif /* _UAPI_LINUX_BINFMTS_H */ |