From f431cd1a48a6a5186633bf5f16a2d21cb4399e8c Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Thu, 09 Feb 2012 10:56:43 -0500
Subject: Initial commit.

TODO: Copyright information.
Including source code and a patch to add files generated by GNU Autoconf
is not very pretty...  Running 'make dist' in the SVN trunk to generate
a source archive might be better.
---
(limited to 'src/libopkg/nv_pair_list.c')

diff --git a/src/libopkg/nv_pair_list.c b/src/libopkg/nv_pair_list.c
new file mode 100644
index 0000000..333e721
--- /dev/null
+++ b/src/libopkg/nv_pair_list.c
@@ -0,0 +1,98 @@
+/* nv_pair_list.c - the opkg package management system
+
+   Carl D. Worth
+
+   Copyright (C) 2001 University of Southern California
+
+   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, 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.
+*/
+
+#include "nv_pair.h"
+#include "void_list.h"
+#include "nv_pair_list.h"
+#include "libbb/libbb.h"
+
+void nv_pair_list_init(nv_pair_list_t *list)
+{
+    void_list_init((void_list_t *) list);
+}
+
+void nv_pair_list_deinit(nv_pair_list_t *list)
+{
+    nv_pair_list_elt_t *pos;
+    nv_pair_t *nv_pair;
+
+    while(!void_list_empty(list)) {
+        pos = nv_pair_list_pop(list);
+        if (!pos)
+            break;
+	nv_pair =  (nv_pair_t *) pos->data;
+	nv_pair_deinit(nv_pair);
+	/* malloced in nv_pair_list_append */
+	free(nv_pair);
+	pos->data = NULL;
+        free(pos);
+    }
+    void_list_deinit((void_list_t *) list);
+}
+
+nv_pair_t *nv_pair_list_append(nv_pair_list_t *list, const char *name, const char *value)
+{
+    /* freed in nv_pair_list_deinit */
+    nv_pair_t *nv_pair = xcalloc(1, sizeof(nv_pair_t));
+    nv_pair_init(nv_pair, name, value);
+    void_list_append((void_list_t *) list, nv_pair);
+
+    return nv_pair;
+}
+
+void nv_pair_list_push(nv_pair_list_t *list, nv_pair_t *data)
+{
+    void_list_push((void_list_t *) list, data);
+}
+
+nv_pair_list_elt_t *nv_pair_list_pop(nv_pair_list_t *list)
+{
+    return (nv_pair_list_elt_t *) void_list_pop((void_list_t *) list);
+}
+
+char *nv_pair_list_find(nv_pair_list_t *list, char *name)
+{
+     nv_pair_list_elt_t *iter;
+     nv_pair_t *nv_pair;
+
+     list_for_each_entry(iter, &list->head, node) {
+	  nv_pair = (nv_pair_t *)iter->data;
+	  if (strcmp(nv_pair->name, name) == 0) {
+	       return nv_pair->value;
+	  }
+     }
+     return NULL;
+}
+
+nv_pair_list_elt_t *nv_pair_list_first(nv_pair_list_t *list) {
+    return (nv_pair_list_elt_t * )void_list_first((void_list_t *) list);
+}
+
+nv_pair_list_elt_t *nv_pair_list_prev(nv_pair_list_t *list, nv_pair_list_elt_t *node) {
+    return (nv_pair_list_elt_t * )void_list_prev((void_list_t *) list, (void_list_elt_t *)node);
+}
+
+nv_pair_list_elt_t *nv_pair_list_next(nv_pair_list_t *list, nv_pair_list_elt_t *node) {
+    return (nv_pair_list_elt_t * )void_list_next((void_list_t *) list, (void_list_elt_t *)node);
+}
+
+nv_pair_list_elt_t *nv_pair_list_last(nv_pair_list_t *list) {
+    return (nv_pair_list_elt_t * )void_list_last((void_list_t *) list);
+}
+
+
+
--
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