Function report |
Source Code:security\integrity\ima\ima_init.c |
Create Date:2022-07-28 19:57:58 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Add the boot aggregate to the IMA measurement list and extend* the PCR register.* Calculate the boot aggregate, a SHA1 over tpm registers 0-7,* assuming a TPM chip exists, and zeroes if the TPM chip does not* exist
Proto:static int __init ima_add_boot_aggregate(void)
Type:int
Parameter:Nothing
44 | op[] = "add_boot_aggregate" |
45 | audit_cause = "ENOMEM" |
47 | iint = tmp_iint |
48 | struct ima_event_data event_data = {iint = iint, filename = ame for boot aggregate entry } |
51 | violation = 0 |
52 | struct{struct ima_digest_data hdr;char digest[20];}hash |
60 | algo = HASH_ALGO_SHA1 |
61 | length = SHA1_DIGEST_SIZE |
63 | If ima_tpm_chip Then |
64 | result = ima_calc_boot_aggregate( & hdr) |
65 | If result < 0 Then |
66 | audit_cause = "hashing_error" |
67 | Go to err_out |
71 | result = ima_alloc_init_template( & event_data, & entry, NULL) |
72 | If result < 0 Then |
73 | audit_cause = "alloc_entry" |
74 | Go to err_out |
80 | If result < 0 Then |
85 | Return 0 |
86 | err_out : |
87 | integrity_audit_msg(PCR invalidation msgs , NULL, ame for boot aggregate entry , op, audit_cause, result, 0) |
89 | Return result |
Name | Describe |
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ima_init |
Source code conversion tool public plug-in interface | X |
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