函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\integrity\ima\ima_crypto.c Create Date:2022-07-27 22:00:48
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：ima_calc_file_ahash

函数原型：static int ima_calc_file_ahash(struct file *file, struct ima_digest_data *hash)

返回类型：int

参数：

类型参数名称
struct file *file
struct ima_digest_data *hash
320  tfm等于ima_alloc_atfm(algo)
321  如果是错误则返回:错误
324  rc等于ima_calc_file_hash_atfm(file, hash, tfm)
326  ima_free_atfm(tfm)
328  返回:rc
调用者
名称描述
ima_calc_file_hashma_calc_file_hash - calculate file hash* Asynchronous hash (ahash) allows using HW acceleration for calculating* a hash. ahash performance varies for different data sizes on different* crypto accelerators