--- /dev/null
+/*
+ * Copyright (C) 2015 Thadeu Lima de Souza Cascardo <cascardo@cascardo.eti.br>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "attr.h"
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "pmhash.h"
+
+int attr_set(struct pmhash **pmhash, char *key, char *val)
+{
+ int r = -ENOMEM;
+ key = strdup(key);
+ if (!key)
+ return r;
+ val = strdup(val);
+ if (!val) {
+ free(val);
+ return r;
+ }
+ r = pmhash_add(pmhash, key, val);
+ if (r) {
+ free(key);
+ free(val);
+ }
+ return r;
+}
+
+int attr_parse(struct pmhash **pmhash, char *arg)
+{
+ int r = -EINVAL;
+ char *val;
+ val = strchr(arg, '=');
+ if (!val)
+ return r;
+ *val++ = '\0';
+ return attr_set(pmhash, arg, val);
+}
+
+char * attr_get(struct pmhash *pmhash, char *key)
+{
+ return (char *) pmhash_get(pmhash, key);
+}
+
+int attr_out(FILE *f, struct pmhash *attr, char *key, int size)
+{
+ return fprintf(f, "%-*.*s", size, size, attr_get(attr, key) ?: "");
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Thadeu Lima de Souza Cascardo <cascardo@cascardo.eti.br>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _ATTR_H
+#define _ATTR_H
+
+#include <stdio.h>
+#include "pmhash.h"
+
+int attr_set(struct pmhash **pmhash, char *key, char *val);
+int attr_parse(struct pmhash **pmhash, char *arg);
+char * attr_get(struct pmhash *pmhash, char *key);
+int attr_out(FILE *f, struct pmhash *attr, char *key, int size);
+
+#endif