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-rw-r--r--src/sllist.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/sllist.c b/src/sllist.c
new file mode 100644
index 000000000..1c11c973d
--- /dev/null
+++ b/src/sllist.c
@@ -0,0 +1,71 @@
+/* the Music Player Daemon (MPD)
+ * (c)2003-2006 by Warren Dukes (warren.dukes@gmail.com)
+ * This project's homepage is: http://www.musicpd.org
+ *
+ * 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 2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* a very simple singly-linked-list structure for queues/buffers */
+
+#include "sllist.h"
+#include "utils.h"
+
+static void init_strnode(struct strnode *x, char *s)
+{
+ x->data = s;
+ x->next = NULL;
+}
+
+struct strnode *new_strnode(char *s)
+{
+ struct strnode *x = malloc(sizeof(struct strnode));
+ init_strnode(x, s);
+ return x;
+}
+
+struct strnode *new_strnode_dup(char *s, const size_t size)
+{
+ struct strnode *x = malloc(sizeof(struct strnode) + size);
+ x->next = NULL;
+ x->data = ((void *)x + sizeof(struct strnode));
+ memcpy((void *)x->data, (void*)s, size);
+ return x;
+}
+
+struct sllnode *new_sllnode(void *s, const size_t size)
+{
+ struct sllnode *x = malloc(sizeof(struct sllnode) + size);
+ x->next = NULL;
+ x->size = size;
+ x->data = ((void *)x + sizeof(struct sllnode));
+ memcpy(x->data, (void *)s, size);
+ return x;
+}
+
+struct strnode *dup_strlist(struct strnode *old)
+{
+ struct strnode *tmp, *new, *cur;
+
+ tmp = old;
+ cur = new = new_strnode_dup(tmp->data, strlen(tmp->data) + 1);
+ tmp = tmp->next;
+ while (tmp) {
+ cur->next = new_strnode_dup(tmp->data, strlen(tmp->data) + 1);
+ cur = cur->next;
+ tmp = tmp->next;
+ }
+ return new;
+}
+
+