WIP change object model

pinos/client/utils.c

@@ -0,0 +1,83 @@
+/* Simple Plugin API
+ * Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <string.h>
+
+#include <pinos/client/array.h>
+#include <pinos/client/log.h>
+#include <pinos/client/utils.h>
+
+const char *
+pinos_split_walk (const char  *str,
+		  const char  *delimiter,
+		  size_t      *len,
+                  const char **state)
+{
+  const char *s = *state ? *state : str;
+
+  if (*s == '\0')
+    return NULL;
+
+  *len = strcspn (s, delimiter);
+
+  *state = s + *len;
+  *state += strspn (*state, delimiter);
+
+  return s;
+}
+
+char **
+pinos_split_strv (const char *str,
+		  const char *delimiter,
+                  int         max_tokens,
+                  int        *n_tokens)
+{
+  const char *state = NULL, *s = NULL;
+  PinosArray arr;
+  size_t len;
+  int n = 0;
+
+  pinos_array_init (&arr);
+
+  s = pinos_split_walk (str, delimiter, &len, &state);
+  while (s && n + 1 < max_tokens) {
+    pinos_array_add_ptr (&arr, strndup (s, len));
+    s = pinos_split_walk (str, delimiter, &len, &state);
+    n++;
+  }
+  if (s) {
+    pinos_array_add_ptr (&arr, strdup (s));
+    n++;
+  }
+  pinos_array_add_ptr (&arr, NULL);
+
+  *n_tokens = n;
+
+  return arr.data;
+}
+
+
+void
+pinos_free_strv (char **str)
+{
+  int i;
+  for (i = 0; str[i]; i++)
+    free (str[i]);
+  free (str);
+}