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refactor get_salt function

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refactor get_salt function to make it easier to read.
This commit is contained in:
juyin
2022-04-01 09:26:29 +08:00
committed by Serge Hallyn
parent 3732cf72d6
commit 3c1e5fcf16
1 changed files with 27 additions and 29 deletions
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56
src/chpasswd.c
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@@ -394,38 +394,36 @@ static void close_files (void)
static const char *get_salt(void)
{
if ( !eflg
&& ( (NULL == crypt_method)
|| (0 != strcmp (crypt_method, "NONE")))) {
void *arg = NULL;
void *arg = NULL;
if (md5flg) {
crypt_method = "MD5";
}
#if defined(USE_SHA_CRYPT) || defined(USE_BCRYPT) || defined(USE_YESCRYPT)
if (sflg) {
#if defined(USE_SHA_CRYPT)
if ( (0 == strcmp (crypt_method, "SHA256"))
|| (0 == strcmp (crypt_method, "SHA512"))) {
arg = &sha_rounds;
}
#endif /* USE_SHA_CRYPT */
#if defined(USE_BCRYPT)
if (0 == strcmp (crypt_method, "BCRYPT")) {
arg = &bcrypt_rounds;
}
#endif /* USE_BCRYPT */
#if defined(USE_YESCRYPT)
if (0 == strcmp (crypt_method, "YESCRYPT")) {
arg = &yescrypt_cost;
}
#endif /* USE_YESCRYPT */
}
#endif
return crypt_make_salt (crypt_method, arg);
if (eflg || ((NULL != crypt_method) && (0 == strcmp (crypt_method, "NONE")))) {
return NULL;
}
return NULL;
if (md5flg) {
crypt_method = "MD5";
}
#if defined(USE_SHA_CRYPT) || defined(USE_BCRYPT) || defined(USE_YESCRYPT)
if (sflg) {
#if defined(USE_SHA_CRYPT)
if ((0 == strcmp (crypt_method, "SHA256"))
|| (0 == strcmp (crypt_method, "SHA512"))) {
arg = &sha_rounds;
}
#endif /* USE_SHA_CRYPT */
#if defined(USE_BCRYPT)
if (0 == strcmp (crypt_method, "BCRYPT")) {
arg = &bcrypt_rounds;
}
#endif /* USE_BCRYPT */
#if defined(USE_YESCRYPT)
if (0 == strcmp (crypt_method, "YESCRYPT")) {
arg = &yescrypt_cost;
}
#endif /* USE_YESCRYPT */
}
#endif
return crypt_make_salt (crypt_method, arg);
}
int main (int argc, char **argv)