ima_store_measurement

Name:ma_store_measurement - store file measurement* Create an "ima" template and then store the template by calling* ima_store_template

Proto:void ima_store_measurement(struct integrity_iint_cache *iint, struct file *file, const unsigned char *filename, struct evm_ima_xattr_data *xattr_value, int xattr_len, const struct modsig *modsig, int pcr, struct ima_template_desc *template_desc)

Type:void

Parameter:

Type	Parameter	Name
struct integrity_iint_cache *	iint
struct file *	file
const unsigned char *	filename
struct evm_ima_xattr_data *	xattr_value
int	xattr_len
const struct modsig *	modsig
int	pcr
struct ima_template_desc *	template_desc

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op[] = "add_template_measure"

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audit_cause[] = "ENOMEM"

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result = -ENOMEM

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inode = file_inode(file)

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struct ima_event_data event_data = {iint = iint, file = file, filename = filename, xattr_value = xattr_value, xattr_len = xattr_len, modsig = modsig}

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If measured_pcrs & 0x1 << pcr && Not modsig Then Return

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result = ma_alloc_init_template - create and initialize a new template entry

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If result < 0 Then

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integrity_audit_msg(PCR invalidation msgs , inode, filename, op, audit_cause, result, 0)

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Return

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result = ma_store_template - store ima template measurements* Calculate the hash of a template entry, add the template entry* to an ordered list of measurement entries maintained inside the kernel,* and also update the aggregate integrity value (maintained inside

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If ( Not result || result == -EEXIST ) && Not (f_flags & O_DIRECT) Then

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flags |= IMA_MEASURED

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measured_pcrs |= 0x1 << pcr

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If result < 0 Then ma_free_template_entry - free an existing template entry

**Caller**
Name	Describe
process_measurement

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