[LTP] [PATCH v3 1/6] ima/ima_boot_aggregate: Fix the definition of event log

Jia Zhang
2019-01-16T02:57:36Z

According to [1], the structure of event log should be packed,
and certain fields should be 32-bit unsigned integer. Fortunately,
keeping natural alignment seems to make everything working as
expected all the time.

[1] page 17,18 @https://trustedcomputinggroup.org/wp-content/uploads/TCG_EFI_Protocol_1_22_Final-v05.pdf

Signed-off-by: Jia Zhang <zhang.jia@linux.alibaba.com>
---
testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c b/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c
index f6e7be0..d85d222 100644
--- a/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c
+++ b/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c
@@ -53,10 +53,10 @@ int main(int argc, char *argv[])
struct {
struct {
u_int32_t pcr;
- int type;
- unsigned char digest[SHA_DIGEST_LENGTH];
- u_int16_t len;
- } header;
+ u_int32_t type;
+ u_int8_t digest[SHA_DIGEST_LENGTH];
+ u_int32_t len;
+ } header __attribute__ ((packed));
char *data;
} event;
struct {
--
1.8.3.1