tpm_buf_init

Name:tpm_buf_init

Proto:static inline int tpm_buf_init(struct tpm_buf *buf, u16 tag, unsigned int ordinal)

Type:int

Parameter:

Type	Parameter	Name
struct tpm_buf *	buf
u16	tag
unsigned int	ordinal

323

data = __get_free_page(GFP_KERNEL)

324

If Not data Then Return -ENOMEM

327

flags = 0

328

tpm_buf_reset(buf, tag, ordinal)

329

Return 0

**Caller**
Name	Describe
key_seal	Have the TPM seal(encrypt) the symmetric key
key_unseal	Have the TPM unseal(decrypt) the symmetric key
tpm2_seal_trusted	pm2_seal_trusted() - seal the payload of a trusted key@chip: TPM chip to use@payload: the key data in clear and encrypted form@options: authentication values and other options Return: < 0 on error and 0 on success.
tpm2_load_cmd	pm2_load_cmd() - execute a TPM2_Load command@chip: TPM chip to use@payload: the key data in clear and encrypted form@options: authentication values and other options@blob_handle: returned blob handle* Return: 0 on success.
tpm2_unseal_cmd	pm2_unseal_cmd() - execute a TPM2_Unload command@chip: TPM chip to use@payload: the key data in clear and encrypted form@options: authentication values and other options@blob_handle: blob handle* Return: 0 on success* -EPERM on tpm error status* < 0

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