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Use stdin and "-" file check wrapper.

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This commit is contained in:
Milan Broz
2015-08-26 10:51:42 +02:00
parent e521edd6ca
commit ab62f45d57
3 changed files with 17 additions and 9 deletions
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14
src/cryptsetup.c
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@@ -124,7 +124,6 @@ static int action_open_plain(void)
size_t passwordLen;
size_t key_size = (opt_key_size ?: DEFAULT_PLAIN_KEYBITS) / 8;
uint32_t activate_flags = 0;
int keyfile_limited = 0;
int r;
r = crypt_parse_name_and_mode(opt_cipher ?: DEFAULT_CIPHER(PLAIN),
@@ -134,11 +133,8 @@ static int action_open_plain(void)
goto out;
}
if (opt_key_file && strcmp(opt_key_file, "-") != 0)
keyfile_limited = 1;
/* FIXME: temporary hack, no hashing for keyfiles in plain mode */
if (opt_key_file && keyfile_limited) {
if (opt_key_file && !tools_is_stdin(opt_key_file)) {
params.hash = NULL;
if (!opt_batch_mode && opt_hash)
log_std(_("WARNING: The --hash parameter is being ignored "
@@ -148,7 +144,7 @@ static int action_open_plain(void)
if (params.hash && !strcmp(params.hash, "plain"))
params.hash = NULL;
if (!opt_batch_mode && !params.hash && opt_key_file && keyfile_limited && opt_keyfile_size)
if (!opt_batch_mode && !params.hash && opt_key_file && !tools_is_stdin(opt_key_file) && opt_keyfile_size)
log_std(_("WARNING: The --keyfile-size option is being ignored, "
"the read size is the same as the encryption key size.\n"));
@@ -172,7 +168,7 @@ static int action_open_plain(void)
_set_activation_flags(&activate_flags);
if (opt_key_file) {
if (!tools_is_stdin(opt_key_file)) {
/* If no hash, key is read directly, read size is always key_size
* (possible opt_keyfile_size is ignored.
* If hash is specified, opt_keyfile_size is applied.
@@ -185,8 +181,8 @@ static int action_open_plain(void)
} else {
r = tools_get_key(_("Enter passphrase: "),
&password, &passwordLen,
opt_keyfile_offset, opt_keyfile_size,
NULL, opt_timeout,
opt_keyfile_offset, (opt_key_file && !params.hash) ? key_size : opt_keyfile_size,
opt_key_file, opt_timeout,
_verify_passphrase(0), 0,
cd);
if (r < 0)