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Introduce isLUKS helpers in cryptsetup.

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This commit is contained in:
Ondrej Kozina
2021-02-24 12:33:55 +01:00
parent a77acb21c9
commit 68130ef2f5
1 changed files with 21 additions and 6 deletions
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27
src/cryptsetup.c
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@@ -79,6 +79,21 @@ static const char *luksType(const char *type)
return CRYPT_LUKS; /* NULL */
}
static bool isLUKS1(const char *type)
{
return type && !strcmp(type, CRYPT_LUKS1);
}
static bool isLUKS2(const char *type)
{
return type && !strcmp(type, CRYPT_LUKS2);
}
static bool isLUKS(const char *type)
{
return isLUKS2(type) || isLUKS1(type);
}
static int _verify_passphrase(int def)
{
/* Batch mode switch off verify - if not overridden by -y */
@@ -152,7 +167,7 @@ static int _set_keyslot_encryption_params(struct crypt_device *cd)
if (!ARG_SET(OPT_KEYSLOT_KEY_SIZE_ID) && !ARG_SET(OPT_KEYSLOT_CIPHER_ID))
return 0;
if (!type || strcmp(type, CRYPT_LUKS2)) {
if (!isLUKS2(type)) {
log_err(_("Keyslot encryption parameters can be set only for LUKS2 device."));
return -EINVAL;
}
@@ -1190,7 +1205,7 @@ static int action_luksRepair(void)
r = crypt_repair(cd, luksType(device_type), NULL);
out:
/* Header is ok, check if possible interrupted reencryption need repairs. */
if (!r && crypt_get_type(cd) && !strcmp(crypt_get_type(cd), CRYPT_LUKS2))
if (!r && isLUKS2(crypt_get_type(cd)))
r = _do_luks2_reencrypt_recovery(cd);
crypt_free(cd);
@@ -1283,9 +1298,9 @@ static int _luksFormat(struct crypt_device **r_cd, char **r_password, size_t *r_
if (!type)
type = crypt_get_default_type();
if (!strcmp(type, CRYPT_LUKS2)) {
if (isLUKS2(type)) {
params = &params2;
} else if (!strcmp(type, CRYPT_LUKS1)) {
} else if (isLUKS1(type)) {
params = &params1;
if (ARG_UINT32(OPT_SECTOR_SIZE_ID) > SECTOR_SIZE) {
@@ -2791,7 +2806,7 @@ static int action_encrypt_luks2(struct crypt_device **cd)
if (!type)
type = crypt_get_default_type();
if (strcmp(type, CRYPT_LUKS2)) {
if (!isLUKS2(type)) {
log_err(_("Invalid LUKS device type."));
return -EINVAL;
}
@@ -3332,7 +3347,7 @@ static int action_reencrypt(void)
if (!ARG_SET(OPT_ENCRYPT_ID) || ARG_SET(OPT_RESUME_ONLY_ID)) {
if (ARG_SET(OPT_ACTIVE_NAME_ID)) {
r = crypt_init_by_name_and_header(&cd, ARG_STR(OPT_ACTIVE_NAME_ID), ARG_STR(OPT_HEADER_ID));
if (r || !crypt_get_type(cd) || strcmp(crypt_get_type(cd), CRYPT_LUKS2)) {
if (r || !isLUKS2(crypt_get_type(cd))) {
log_err(_("Device %s is not a valid LUKS device."), ARG_STR(OPT_ACTIVE_NAME_ID));
r = -EINVAL;
goto out;