/*
- * Copyright (C) 2006-2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2008 Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
static struct list_head user_list;
/*
- * lookup user in user list file. Fills in a user struct containing
- * filename of the user's public key as well as the permissions of that user.
- * Returns 1 on success, 0 if user does not exist and < 0 on errors.
+ * Fill the list of users known to para_server.
+ *
+ * Populates a linked list of all users in \a user_list_file. Returns on
+ * success, calls exit() on errors.
*/
static void populate_user_list(char *user_list_file)
{
- FILE *file_ptr = NULL;
- char *char_ptr;
- char line[MAXLINE];
- /* keyword, user, key, perms */
- char w[MAXLINE], n[MAXLINE], k[MAXLINE], p[MAXLINE], tmp[4][MAXLINE];
- int num, ret;
+ int ret = -E_USERLIST;
+ FILE *file_ptr = fopen(user_list_file, "r");
- file_ptr = fopen(user_list_file, "r");
- ret = -E_USERLIST;
if (!file_ptr)
- goto out;
+ goto err;
for (;;) {
+ int num;
+ char line[255];
+ /* keyword, name, key, perms */
+ char w[255], n[255], k[255], p[255], tmp[4][255];
struct user *u;
+
ret = para_fgets(line, MAXLINE, file_ptr);
- if (ret < 0)
- PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
if (ret <= 0)
break;
if (sscanf(line,"%200s %200s %200s %200s", w, n, k, p) < 3)
if (strcmp(w, "user"))
continue;
PARA_DEBUG_LOG("found entry for %s\n", n);
- u = para_malloc(sizeof(struct user));
+ u = para_malloc(sizeof(*u));
u->name = para_strdup(n);
ret = get_rsa_key(k, &u->rsa, LOAD_PUBLIC_KEY);
if (ret < 0)
break;
- char_ptr = p;
- num = sscanf(char_ptr, "%200[A-Z_],%200[A-Z_],%200[A-Z_],%200[A-Z_]",
+ num = sscanf(p, "%200[A-Z_],%200[A-Z_],%200[A-Z_],%200[A-Z_]",
tmp[0], tmp[1], tmp[2], tmp[3]);
PARA_DEBUG_LOG("found %i perm entries\n", num);
u->perms = 0;
}
para_list_add(&u->node, &user_list);
}
-out:
- if (file_ptr)
- fclose(file_ptr);
+ fclose(file_ptr);
if (ret >= 0)
return;
- PARA_EMERG_LOG("%s\n", PARA_STRERROR(-ret));
+err:
+ PARA_EMERG_LOG("%s\n", para_strerror(-ret));
exit(EXIT_FAILURE);
}