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 #undef strcasecmp
  24
  25 struct parmlist_entry *parmlist_get(struct parmlist *ctx, const char *name)
  26 {
  27         struct parmlist_entry *e;
  28         for (e = ctx->entries; e; e = e->next) {
  29                 if (strcasecmp(e->key, name) == 0)
  30                         return e;
  31         }
  32
  33         return NULL;
  34 }
  35
  36 int parmlist_get_int(struct parmlist *ctx, const char *name, int default_v)
  37 {
  38         struct parmlist_entry *p = parmlist_get(ctx, name);
  39
  40         if (p != NULL)
  41                 return strtol(p->value, NULL, 0);
  42
  43         return default_v;
  44 }
  45
  46 bool parmlist_get_bool(struct parmlist *ctx, const char *name, bool default_v)
  47 {
  48         struct parmlist_entry *p = parmlist_get(ctx, name);
  49         bool ret;
  50
  51         if (p == NULL)
  52                 return default_v;
  53
  54         if (!set_boolean(p->value, &ret)) {
  55                 DEBUG(0,("lp_bool(%s): value is not boolean!\n", p->value));
  56                 return default_v;
  57         }
  58
  59         return ret;
  60 }
  61
  62 const char *parmlist_get_string(struct parmlist *ctx, const char *name,
  63                                                                 const char *default_v)
  64 {
  65         struct parmlist_entry *p = parmlist_get(ctx, name);
  66
  67         if (p == NULL)
  68                 return default_v;
  69
  70         return p->value;
  71 }
  72
  73 const char **parmlist_get_string_list(struct parmlist *ctx, const char *name,
  74                                                                           const char *separator)
  75 {
  76         struct parmlist_entry *p = parmlist_get(ctx, name);
  77         char **l;
  78
  79         if (p == NULL) {
  80                 return NULL;
  81         }
  82
  83         l = str_list_make(ctx, p->value, separator);
  84         return discard_const_p(const char *, l);
  85 }
  86
  87 static struct parmlist_entry *parmlist_get_add(struct parmlist *ctx, const char *name)
  88 {
  89         struct parmlist_entry *e = parmlist_get(ctx, name);
  90
  91         if (e != NULL)
  92                 return e;
  93
  94         e = talloc(ctx, struct parmlist_entry);
  95         if (e == NULL)
  96                 return NULL;
  97         e->key = talloc_strdup(e, name);
  98         DLIST_ADD(ctx->entries, e);
  99         return e;
 100 }
 101
 102 int parmlist_set_string(struct parmlist *ctx, const char *name,
 103                                                 const char *value)
 104 {
 105         struct parmlist_entry *e = parmlist_get_add(ctx, name);
 106         if (e == NULL)
 107                 return -1;
 108
 109         e->value = talloc_strdup(e, value);
 110         return 0;
 111 }