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Should fix Issue 5.

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git-svn-id: https://cryptsetup.googlecode.com/svn/trunk@49 36d66b0a-2a48-0410-832c-cd162a569da5
This commit is contained in:
Clemens Fruhwirth
2009-04-05 17:21:03 +00:00
parent fff08051b0
commit 04fd9b3208
1 changed files with 13 additions and 7 deletions
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20
lib/setup.c
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@@ -256,13 +256,13 @@ static int parse_into_name_and_mode(const char *nameAndMode, char *name,
}
/* Select free keyslot or verifies that the one specified is empty */
static int keyslot_from_option(int keySlotOption, struct luks_phdr *hdr) {
if(keySlotOption != -1) {
static int keyslot_from_option(int keySlotOption, struct luks_phdr *hdr, struct crypt_options *options) {
if(keySlotOption >= 0) {
if(keySlotOption >= LUKS_NUMKEYS) {
set_error("slot %d too high, please pick between 0 and %d", keySlotOption, LUKS_NUMKEYS);
logger(options,CRYPT_LOG_ERROR,"slot %d too high, please pick between 0 and %d", keySlotOption, LUKS_NUMKEYS);
return -EINVAL;
} else if(hdr->keyblock[keySlotOption].active != LUKS_KEY_DISABLED) {
set_error("slot %d full, please pick another one", keySlotOption);
logger(options,CRYPT_LOG_ERROR,"slot %d full, please pick another one", keySlotOption);
return -EINVAL;
} else {
return keySlotOption;
@@ -274,7 +274,7 @@ static int keyslot_from_option(int keySlotOption, struct luks_phdr *hdr) {
if(hdr->keyblock[i].active == LUKS_KEY_DISABLED) break;
}
if(i==LUKS_NUMKEYS) {
set_error("All slots full");
logger(options,CRYPT_LOG_ERROR,"All slots full");
return -EINVAL;
}
return i;
@@ -475,7 +475,10 @@ static int __crypt_luks_format(int arg, struct setup_backend *backend, struct cr
return r;
}
keyIndex = keyslot_from_option(options->key_slot, &header);
keyIndex = keyslot_from_option(options->key_slot, &header, options);
if(keyIndex == -EINVAL) {
r = -EINVAL; goto out;
}
PBKDF2perSecond = LUKS_benchmarkt_iterations();
header.keyblock[keyIndex].passwordIterations = at_least_one(PBKDF2perSecond * ((float)options->iteration_time / 1000.0));
@@ -608,7 +611,10 @@ static int __crypt_luks_add_key(int arg, struct setup_backend *backend, struct c
if(r < 0) return r;
keyIndex = keyslot_from_option(options->key_slot, &hdr);
keyIndex = keyslot_from_option(options->key_slot, &hdr, options);
if(keyIndex == -EINVAL) {
r = -EINVAL; goto out;
}
get_key("Enter any LUKS passphrase: ",
&password,