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Add optional libpwquality support for new LUKS passwords.

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If password is entered through terminal (no keyfile specified)
and cryptsetup is compiled with --enable-pwquality, default
system pwquality settings are used to check password quality.
This commit is contained in:
Milan Broz
2012-12-19 17:25:11 +01:00
parent c950cf265f
commit e030e3bd15
7 changed files with 131 additions and 25 deletions
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29
src/utils_tools.c
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@@ -35,6 +35,11 @@ static void int_handler(int sig __attribute__((__unused__)))
quit++;
}
int tools_signals_blocked(void)
{
return signals_blocked;
}
void set_int_block(int block)
{
sigset_t signals_open;
@@ -67,28 +72,6 @@ void check_signal(int *r)
*r = -EINTR;
}
/* crypt_get_key() with signal handler */
int tools_get_key(const char *prompt,
char **key, size_t *key_size,
size_t keyfile_offset, size_t keyfile_size_max,
const char *key_file,
int timeout, int verify, int pwquality,
struct crypt_device *cd)
{
int r, block;
block = signals_blocked;
if (block)
set_int_block(0);
r = crypt_get_key(prompt, key, key_size, keyfile_offset,
keyfile_size_max, key_file, timeout, verify, cd);
if (block && !quit)
set_int_block(1);
return r;
}
__attribute__((format(printf, 5, 6)))
void clogger(struct crypt_device *cd, int level, const char *file, int line,
const char *format, ...)
@@ -151,7 +134,7 @@ int yesDialog(const char *msg, void *usrptr __attribute__((unused)))
size_t size = 0;
int r = 1, block;
block = signals_blocked;
block = tools_signals_blocked();
if (block)
set_int_block(0);