函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\crypto\aes.c Create Date:2022-07-27 07:41:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：subw

函数原型：static u32 subw(u32 in)

返回类型：u32

参数：

类型参数名称
u32in
165  返回:Emit the sbox as volatile const to prevent the compiler from doing* constant folding on sbox references involving fixed indexes.[in & 0xff]按位异或Emit the sbox as volatile const to prevent the compiler from doing* constant folding on sbox references involving fixed indexes.[(in >> 8) & 0xff]左移8位按位异或Emit the sbox as volatile const to prevent the compiler from doing* constant folding on sbox references involving fixed indexes.[(in >> 16) & 0xff]左移16位按位异或Emit the sbox as volatile const to prevent the compiler from doing* constant folding on sbox references involving fixed indexes.[(in >> 24) & 0xff]左移24位
调用者
名称描述
aes_expandkeyaes_expandkey - Expands the AES key as described in FIPS-197*@ctx: The location where the computed key will be stored.*@in_key: The supplied key.*@key_len: The length of the supplied key.* Returns 0 on success