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swtpm_setup.sh: wrap stat in get_filesize

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The OpenBSD stat tool uses -f%z to return the file size in bytes.
So we wrap stat in get_filesize and call it with different parameters
depending on the system.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
This commit is contained in:
Stefan Berger 2018-08-25 12:28:28 -04:00
parent e7194c6648
commit 6d462f2e06
1 changed files with 20 additions and 5 deletions
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25
src/swtpm_setup/swtpm_setup.sh.in
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@ -157,6 +157,21 @@ logerr()
fi
}
# Get the size of a file
#
# @param1: filename
get_filesize()
{
case "${UNAME_S}" in
OpenBSD)
stat -f%z $1
;;
*)
stat -c%s $1
;;
esac
}
# Get a random number given a lower and upper bound
#
# @param1: lower bound
@ -693,7 +708,7 @@ init_tpm()
output="$(tpm_nvdefine \
-i $((TPM_NV_INDEX_EKCert|TPM_NV_INDEX_D_BIT)) \
-p "${nvramauth}" \
-s $(stat -c%s "${EK_CERT_FILE}") 2>&1)"
-s $(get_filesize "${EK_CERT_FILE}") 2>&1)"
if [ $? -ne 0 ]; then
logerr "Could not create NVRAM area for EK certificate."
return 1
@ -713,7 +728,7 @@ init_tpm()
output="$(tpm_nvdefine \
-i $((TPM_NV_INDEX_PlatformCert|TPM_NV_INDEX_D_BIT)) \
-p "${nvramauth}" \
-s $(stat -c%s "${PLATFORM_CERT_FILE}") 2>&1)"
-s $(get_filesize "${PLATFORM_CERT_FILE}") 2>&1)"
if [ $? -ne 0 ]; then
logerr "Could not create NVRAM area for platform" \
"certificate."
@ -1689,7 +1704,7 @@ init_tpm2()
TPMA_NV_PPWRITE | \
TPMA_NV_NO_DA | \
TPMA_NV_WRITEDEFINE)) \
$(stat -c%s "${EK_TEMP_FILE}")
$(get_filesize "${EK_TEMP_FILE}")
if [ $? -ne 0 ]; then
logerr "Could not create NVRAM area ${nvindex_str}" \
"for EK template."
@ -1738,7 +1753,7 @@ init_tpm2()
TPMA_NV_PPWRITE | \
TPMA_NV_NO_DA | \
TPMA_NV_WRITEDEFINE)) \
$(stat -c%s "${EK_CERT_FILE}")
$(get_filesize "${EK_CERT_FILE}")
if [ $? -ne 0 ]; then
logerr "Could not create NVRAM area ${nvindex_str}" \
"for EK certificate."
@ -1780,7 +1795,7 @@ init_tpm2()
TPMA_NV_PPWRITE | \
TPMA_NV_NO_DA | \
TPMA_NV_WRITEDEFINE)) \
$(stat -c%s "${PLATFORM_CERT_FILE}")
$(get_filesize "${PLATFORM_CERT_FILE}")
if [ $? -ne 0 ]; then
logerr "Could not create NVRAM area ${nvindex_str}" \
"for platform certificate."