xref: /OK3568_Linux_fs/kernel/include/uapi/linux/binfmts.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun #ifndef _UAPI_LINUX_BINFMTS_H
3*4882a593Smuzhiyun #define _UAPI_LINUX_BINFMTS_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/capability.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun struct pt_regs;
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun /*
10*4882a593Smuzhiyun  * These are the maximum length and maximum number of strings passed to the
11*4882a593Smuzhiyun  * execve() system call.  MAX_ARG_STRLEN is essentially random but serves to
12*4882a593Smuzhiyun  * prevent the kernel from being unduly impacted by misaddressed pointers.
13*4882a593Smuzhiyun  * MAX_ARG_STRINGS is chosen to fit in a signed 32-bit integer.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun #define MAX_ARG_STRLEN (PAGE_SIZE * 32)
16*4882a593Smuzhiyun #define MAX_ARG_STRINGS 0x7FFFFFFF
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun /* sizeof(linux_binprm->buf) */
19*4882a593Smuzhiyun #define BINPRM_BUF_SIZE 256
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #endif /* _UAPI_LINUX_BINFMTS_H */
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