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chpasswd: add IS_CRYPT_METHOD 

Use macro IS_CRYPT_METHOD instead of ’strcmp(crypt_method, xx)==0’ to make the code more cleanup
This commit is contained in:
juyin 2022-04-02 11:48:51 +08:00 committed by Serge Hallyn
parent 3c1e5fcf16
commit 9cdb5251b6
1 changed files with 19 additions and 18 deletions
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37
src/chpasswd.c
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@ -30,6 +30,8 @@
#include "exitcodes.h"
#include "shadowlog.h"
#define IS_CRYPT_METHOD(str) ((crypt_method != NULL && strcmp(crypt_method, str) == 0) ? true : false)
/*
* Global variables
*/
@ -179,20 +181,20 @@ static void process_flags (int argc, char **argv)
sflg = true;
bad_s = 0;
#if defined(USE_SHA_CRYPT)
if ( ( ((0 == strcmp (crypt_method, "SHA256")) || (0 == strcmp (crypt_method, "SHA512")))
&& (0 == getlong(optarg, &sha_rounds)))) {
if ((IS_CRYPT_METHOD("SHA256") || IS_CRYPT_METHOD("SHA512"))
&& (0 == getlong(optarg, &sha_rounds))) {
bad_s = 1;
}
#endif /* USE_SHA_CRYPT */
#if defined(USE_BCRYPT)
if (( (0 == strcmp (crypt_method, "BCRYPT"))
&& (0 == getlong(optarg, &bcrypt_rounds)))) {
if (IS_CRYPT_METHOD("BCRYPT")
&& (0 == getlong(optarg, &bcrypt_rounds))) {
bad_s = 1;
}
#endif /* USE_BCRYPT */
#if defined(USE_YESCRYPT)
if (( (0 == strcmp (crypt_method, "YESCRYPT"))
&& (0 == getlong(optarg, &yescrypt_cost)))) {
if (IS_CRYPT_METHOD("YESCRYPT")
&& (0 == getlong(optarg, &yescrypt_cost))) {
bad_s = 1;
}
#endif /* USE_YESCRYPT */
@ -240,18 +242,18 @@ static void check_flags (void)
}
if (cflg) {
if ( (0 != strcmp (crypt_method, "DES"))
&& (0 != strcmp (crypt_method, "MD5"))
&& (0 != strcmp (crypt_method, "NONE"))
if ((!IS_CRYPT_METHOD("DES"))
&&(!IS_CRYPT_METHOD("MD5"))
&&(!IS_CRYPT_METHOD("NONE"))
#ifdef USE_SHA_CRYPT
&& (0 != strcmp (crypt_method, "SHA256"))
&& (0 != strcmp (crypt_method, "SHA512"))
&&(!IS_CRYPT_METHOD("SHA256"))
&&(!IS_CRYPT_METHOD("SHA512"))
#endif /* USE_SHA_CRYPT */
#ifdef USE_BCRYPT
&& (0 != strcmp (crypt_method, "BCRYPT"))
&&(!IS_CRYPT_METHOD("BCRYPT"))
#endif /* USE_BCRYPT */
#ifdef USE_YESCRYPT
&& (0 != strcmp (crypt_method, "YESCRYPT"))
&&(!IS_CRYPT_METHOD("YESCRYPT"))
#endif /* USE_YESCRYPT */
) {
fprintf (stderr,
@ -396,7 +398,7 @@ static const char *get_salt(void)
{
void *arg = NULL;
if (eflg || ((NULL != crypt_method) && (0 == strcmp (crypt_method, "NONE")))) {
if (eflg || IS_CRYPT_METHOD("NONE")) {
return NULL;
}
@ -406,18 +408,17 @@ static const char *get_salt(void)
#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"))) {
if (IS_CRYPT_METHOD("SHA256") || IS_CRYPT_METHOD("SHA512")) {
arg = &sha_rounds;
}
#endif /* USE_SHA_CRYPT */
#if defined(USE_BCRYPT)
if (0 == strcmp (crypt_method, "BCRYPT")) {
if (IS_CRYPT_METHOD("BCRYPT")) {
arg = &bcrypt_rounds;
}
#endif /* USE_BCRYPT */
#if defined(USE_YESCRYPT)
if (0 == strcmp (crypt_method, "YESCRYPT")) {
if (IS_CRYPT_METHOD("YESCRYPT")) {
arg = &yescrypt_cost;
}
#endif /* USE_YESCRYPT */