From 8bf49d16a637cca0cd116450dfcabc4c941baf6c Mon Sep 17 00:00:00 2001
From: ticktock35 <ticktock35@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>
Date: Sun, 14 Dec 2008 23:10:56 -0500
Subject: * Add ipkg for future development

git-svn-id: http://opkg.googlecode.com/svn/trunk@3 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
---
(limited to 'nv_pair_list.c')

diff --git a/nv_pair_list.c b/nv_pair_list.c
new file mode 100644
index 0000000..d735f5b
--- /dev/null
+++ b/nv_pair_list.c
@@ -0,0 +1,98 @@
+/* nv_pair_list.c - the itsy 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 "ipkg.h"
+
+#include "nv_pair.h"
+#include "void_list.h"
+#include "nv_pair_list.h"
+
+int nv_pair_list_elt_init(nv_pair_list_elt_t *elt, nv_pair_t *data)
+{
+    return void_list_elt_init((void_list_elt_t *) elt, data);
+}
+
+void nv_pair_list_elt_deinit(nv_pair_list_elt_t *elt)
+{
+    void_list_elt_deinit((void_list_elt_t *) elt);
+}
+
+int nv_pair_list_init(nv_pair_list_t *list)
+{
+    return void_list_init((void_list_t *) list);
+}
+
+void nv_pair_list_deinit(nv_pair_list_t *list)
+{
+    nv_pair_list_elt_t *iter;
+    nv_pair_t *nv_pair;
+
+    for (iter = list->head; iter; iter = iter->next) {
+	nv_pair = iter->data;
+	nv_pair_deinit(nv_pair);
+
+	/* malloced in nv_pair_list_append */
+	free(nv_pair);
+	iter->data = NULL;
+    }
+    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)
+{
+    int err;
+
+    /* freed in nv_pair_list_deinit */
+    nv_pair_t *nv_pair = malloc(sizeof(nv_pair_t));
+
+    if (nv_pair == NULL) {
+	fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
+	return NULL;
+    }
+    nv_pair_init(nv_pair, name, value);
+
+    err = void_list_append((void_list_t *) list, nv_pair);
+    if (err) {
+	return NULL;
+    }
+
+    return nv_pair;
+}
+
+int nv_pair_list_push(nv_pair_list_t *list, nv_pair_t *data)
+{
+    return 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;
+
+     for (iter = list->head; iter; iter = iter->next) {
+	  nv_pair = iter->data;
+	  if (strcmp(nv_pair->name, name) == 0) {
+	       return nv_pair->value;
+	  }
+     }    
+     return NULL;
+}
--
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