logind: unify how we cast between uid_t and pointers for hashmap keys

[elogind.git] / src / sysusers / sysusers.c

diff --git a/src/sysusers/sysusers.c b/src/sysusers/sysusers.c
index e69a5f58ad82d9195f8cfc77b17a443672d1c0c5..f25ece06748c7d932240e14458510b8fb9b82969 100644 (file)
--- a/src/sysusers/sysusers.c
+++ b/src/sysusers/sysusers.c
@@ -39,6 +39,7 @@
 #include "label.h"
 #include "fileio-label.h"
 #include "uid-range.h"
+#include "selinux-util.h"
 
 typedef enum ItemType {
         ADD_USER = 'u',
@@ -76,16 +77,10 @@ static Hashmap *members = NULL;
 static Hashmap *database_uid = NULL, *database_user = NULL;
 static Hashmap *database_gid = NULL, *database_group = NULL;
 
-static uid_t search_uid = (uid_t) -1;
+static uid_t search_uid = UID_INVALID;
 static UidRange *uid_range = NULL;
 static unsigned n_uid_range = 0;
 
-#define UID_TO_PTR(u) (ULONG_TO_PTR(u+1))
-#define PTR_TO_UID(u) ((uid_t) (PTR_TO_ULONG(u)-1))
-
-#define GID_TO_PTR(g) (ULONG_TO_PTR(g+1))
-#define PTR_TO_GID(g) ((gid_t) (PTR_TO_ULONG(g)-1))
-
 #define fix_root(x) (arg_root ? strappenda(arg_root, x) : x)
 
 static int load_user_database(void) {
@@ -215,7 +210,7 @@ static int make_backup(const char *target, const char *x) {
         if (r < 0)
                 return r;
 
-        r = copy_bytes(src, fileno(dst), (off_t) -1);
+        r = copy_bytes(src, fileno(dst), (off_t) -1, true);
         if (r < 0)
                 goto fail;
 
@@ -898,10 +893,8 @@ static int add_user(Item *i) {
                         i->description = strdup(p->pw_gecos);
                         return 0;
                 }
-                if (!IN_SET(errno, 0, ENOENT)) {
-                        log_error_errno(errno, "Failed to check if user %s already exists: %m", i->name);
-                        return -errno;
-                }
+                if (!IN_SET(errno, 0, ENOENT))
+                        return log_error_errno(errno, "Failed to check if user %s already exists: %m", i->name);
 
                 /* And shadow too, just to be sure */
                 errno = 0;
@@ -910,10 +903,8 @@ static int add_user(Item *i) {
                         log_error("User %s already exists in shadow database, but not in user database.", i->name);
                         return -EBADMSG;
                 }
-                if (!IN_SET(errno, 0, ENOENT)) {
-                        log_error_errno(errno, "Failed to check if user %s already exists in shadow database: %m", i->name);
-                        return -errno;
-                }
+                if (!IN_SET(errno, 0, ENOENT))
+                        return log_error_errno(errno, "Failed to check if user %s already exists in shadow database: %m", i->name);
         }
 
         /* Try to use the suggested numeric uid */
@@ -1056,10 +1047,8 @@ static int add_group(Item *i) {
                         i->gid_set = true;
                         return 0;
                 }
-                if (!IN_SET(errno, 0, ENOENT)) {
-                        log_error_errno(errno, "Failed to check if group %s already exists: %m", i->name);
-                        return -errno;
-                }
+                if (!IN_SET(errno, 0, ENOENT))
+                        return log_error_errno(errno, "Failed to check if group %s already exists: %m", i->name);
         }
 
         /* Try to use the suggested numeric gid */