lib/util/parmlist.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Copyright (C) Jelmer Vernooij                       2009
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include "includes.h"
  20 #include "../lib/util/dlinklist.h"
  21 #include "../lib/util/parmlist.h"
  22
  23 struct parmlist_entry *parmlist_get(struct parmlist *ctx, const char *name)
  24 {
  25         struct parmlist_entry *e;
  26         for (e = ctx->entries; e; e = e->next) {
  27                 if (strcasecmp(e->key, name) == 0)
  28                         return e;
  29         }
  30
  31         return NULL;
  32 }
  33
  34 int parmlist_get_int(struct parmlist *ctx, const char *name, int default_v)
  35 {
  36         struct parmlist_entry *p = parmlist_get(ctx, name);
  37
  38         if (p != NULL)
  39                 return strtol(p->value, NULL, 0);
  40
  41         return default_v;
  42 }
  43
  44 bool parmlist_get_bool(struct parmlist *ctx, const char *name, bool default_v)
  45 {
  46         struct parmlist_entry *p = parmlist_get(ctx, name);
  47         bool ret;
  48
  49         if (p == NULL)
  50                 return default_v;
  51
  52         if (!set_boolean(p->value, &ret)) {
  53                 DEBUG(0,("lp_bool(%s): value is not boolean!\n", p->value));
  54                 return default_v;
  55         }
  56
  57         return ret;
  58 }
  59
  60 const char *parmlist_get_string(struct parmlist *ctx, const char *name,
  61                                                                 const char *default_v)
  62 {
  63         struct parmlist_entry *p = parmlist_get(ctx, name);
  64
  65         if (p == NULL)
  66                 return default_v;
  67
  68         return p->value;
  69 }
  70
  71 const char **parmlist_get_string_list(struct parmlist *ctx, const char *name,
  72                                                                           const char *separator)
  73 {
  74         struct parmlist_entry *p = parmlist_get(ctx, name);
  75
  76         if (p == NULL)
  77                 return NULL;
  78
  79         return (const char **)str_list_make(ctx, p->value, separator);
  80 }
  81
  82 static struct parmlist_entry *parmlist_get_add(struct parmlist *ctx, const char *name)
  83 {
  84         struct parmlist_entry *e = parmlist_get(ctx, name);
  85
  86         if (e != NULL)
  87                 return e;
  88
  89         e = talloc(ctx, struct parmlist_entry);
  90         if (e == NULL)
  91                 return NULL;
  92         e->key = talloc_strdup(e, name);
  93         DLIST_ADD(ctx->entries, e);
  94         return e;
  95 }
  96
  97 int parmlist_set_string(struct parmlist *ctx, const char *name,
  98                                                 const char *value)
  99 {
 100         struct parmlist_entry *e = parmlist_get_add(ctx, name);
 101         if (e == NULL)
 102                 return -1;
 103
 104         e->value = talloc_strdup(e, value);
 105         return 0;
 106 }