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add blob_attr_equal() for comparing attributes
author
Felix Fietkau
<nbd@openwrt.org>
Mon, 5 Sep 2011 04:09:32 +0000
(06:09 +0200)
committer
Felix Fietkau
<nbd@openwrt.org>
Mon, 5 Sep 2011 04:09:32 +0000
(06:09 +0200)
blob.h
patch
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blob
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history
diff --git
a/blob.h
b/blob.h
index
6e73093
..
80ad7d0
100644
(file)
--- a/
blob.h
+++ b/
blob.h
@@
-213,6
+213,15
@@
blob_next(const struct blob_attr *attr)
return (struct blob_attr *) ((char *) attr + blob_pad_len(attr));
}
return (struct blob_attr *) ((char *) attr + blob_pad_len(attr));
}
+static inline bool
+blob_attr_equal(const struct blob_attr *a1, const struct blob_attr *a2)
+{
+ if (blob_pad_len(a1) != blob_pad_len(a2))
+ return false;
+
+ return !memcmp(a1, a2, blob_pad_len(a1));
+}
+
extern int blob_buf_init(struct blob_buf *buf, int id);
extern void blob_buf_free(struct blob_buf *buf);
extern struct blob_attr *blob_new(struct blob_buf *buf, int id, int payload);
extern int blob_buf_init(struct blob_buf *buf, int id);
extern void blob_buf_free(struct blob_buf *buf);
extern struct blob_attr *blob_new(struct blob_buf *buf, int id, int payload);