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-rw-r--r--util/cbfstool/flashmap/kv_pair.h153
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+/*
+ * Copyright 2010, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ */
+
+#ifndef FLASHMAP_LIB_KV_PAIR_H__
+#define FLASHMAP_LIB_KV_PAIR_H__
+
+#include <stdio.h>
+#include <inttypes.h>
+#include <string.h>
+
+/* key=value string pair list */
+#define KV_PAIR_MAX_VALUE_LEN 1024
+
+enum kv_pair_style {
+ KV_STYLE_PAIR, /* key1="value1" key2="value2" */
+ KV_STYLE_VALUE, /* | value1 | value2 | */
+ KV_STYLE_LONG, /* key1 | value1 */
+ /* key2 | value2 */
+};
+
+struct kv_pair {
+ char *key;
+ char *value;
+ struct kv_pair *next;
+};
+
+extern enum kv_pair_style kv_pair_get_style();
+
+extern void kv_pair_set_style(enum kv_pair_style style);
+
+/*
+ * kv_pair_new - create new key=value pair
+ *
+ * returns pointer to new key=value pair
+ * returns NULL to indicate error
+ */
+extern struct kv_pair *kv_pair_new(void);
+
+/*
+ * kv_pair_add - add new key=value pair to list
+ *
+ * @kv_list: key=value pair list
+ * @key: key string
+ * @value: value string
+ *
+ * returns pointer to new key=value pair
+ * returns NULL to indicate error
+ */
+extern struct kv_pair *kv_pair_add(struct kv_pair *kv_list,
+ const char *key, const char *value);
+
+/*
+ * kv_pair_add_bool - add new boolean kvpair to list
+ *
+ * @kv_list: key=value pair list
+ * @key: key string
+ * @value: value
+ *
+ * returns pointer to new key=value pair
+ * returns NULL to indicate error
+ */
+extern struct kv_pair *kv_pair_add_bool(struct kv_pair *kv_list,
+ const char *key, int value);
+
+/*
+ * kv_pair_fmt - add key=value pair based on printf format
+ * NOTE: uses variable argument list
+ *
+ * @kv_list: list of key=value pairs
+ * @kv_key: key string
+ * @format: printf-style format for value input
+ * @...: arguments to format
+ *
+ * returns pointer to new key=value pair
+ * returns NULL to indicate error
+ */
+extern struct kv_pair *kv_pair_fmt(struct kv_pair *kv_list,
+ const char *kv_key, const char *format, ...)
+ __attribute__((format(printf, 3, 4)));
+
+/*
+ * kv_pair_free - clean a key=value pair list
+ *
+ * @kv_list: pointer to key=value list
+ */
+extern void kv_pair_free(struct kv_pair *kv_list);
+
+/*
+ * kv_pair_print - print a key=value pair list
+ *
+ * @kv_list: pointer to key=value list
+ * @style: print style
+ */
+extern void kv_pair_print_to_file(FILE* fp, struct kv_pair *kv_list,
+ enum kv_pair_style style);
+
+/*
+ * kv_pair_print - print a key=value pair list to gsys output
+ *
+ * @kv_list: pointer to key=value list
+ */
+extern void kv_pair_print(struct kv_pair *kv_list);
+
+
+/*
+ * kv_pair_get_value - return first value with key match
+ *
+ * @kv_list: pointer to key=value list
+ * @kv_key: key string
+ */
+extern const char *kv_pair_get_value(struct kv_pair *kv_list,
+ const char *kv_key);
+
+/*
+ * kv_pair_size - return number of kv pairs in the chain
+ *
+ * @kv_list: pointer to key=value list
+ */
+extern int kv_pair_size(struct kv_pair *kv_list);
+
+#endif /* FLASHMAP_LIB_KV_PAIR_H__ */