函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\keys\trusted-keys\trusted_tpm1.c Create Date:2022-07-27 20:05:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：trusted_payload_alloc

函数原型：static struct trusted_key_payload *trusted_payload_alloc(struct key *key)

返回类型：struct trusted_key_payload

参数：

类型参数名称
struct key *key
931  struct trusted_key_payload * p = NULL
934  ret等于key_payload_reserve - Adjust data quota reservation for the key's payload*@key: The key to make the reservation for
935  如果ret小于0则返回:p
937  p等于分配内存并置零
938  如果p则migratable等于1
940  返回:p
调用者
名称描述
trusted_instantiaterusted_instantiate - create a new trusted key* Unseal an existing trusted blob or, for a new key, get a* random key, then seal and create a trusted key-type key,* adding it to the specified keyring.* On success, return 0. Otherwise return errno.
trusted_updaterusted_update - reseal an existing key with new PCR values