add support for json-formatting blobmsg elements

2 files changed, 9 insertions, 6 deletions

diff --git a/blobmsg.c b/blobmsg.c
index 69a160b..742a93b 100644
--- a/blobmsg.c
+++ b/blobmsg.c
@@ -100,7 +100,7 @@ static void blobmsg_format_element(struct strbuf *s, struct blob_attr *attr, boo
 	void *data;
 	int len;
 
-	if (!array) {
+	if (!array && blobmsg_name(attr)[0]) {
 		blobmsg_format_string(s, blobmsg_name(attr));
 		blobmsg_puts(s, ":", 1);
 	}
@@ -155,7 +155,7 @@ static void blobmsg_format_json_list(struct strbuf *s, struct blob_attr *attr, i
 	blobmsg_puts(s, (array ? " ]" : " }"), 2);
 }
 
-char *blobmsg_format_json(struct blob_attr *attr, bool named)
+char *blobmsg_format_json(struct blob_attr *attr, bool list)
 {
 	struct strbuf s;
 
@@ -163,7 +163,10 @@ char *blobmsg_format_json(struct blob_attr *attr, bool named)
 	s.buf = malloc(s.len);
 	s.pos = 0;
 
-	blobmsg_format_json_list(&s, blob_data(attr), blob_len(attr), !named);
+	if (list)
+		blobmsg_format_json_list(&s, blob_data(attr), blob_len(attr), false);
+	else
+		blobmsg_format_element(&s, attr, false, false);
 
 	if (!s.len)
 		return NULL;
diff --git a/blobmsg.h b/blobmsg.h
index 554bed8..7c63dbf 100644
--- a/blobmsg.h
+++ b/blobmsg.h
@@ -49,10 +49,10 @@ static inline int blobmsg_hdrlen(int namelen)
 	return BLOBMSG_PADDING(sizeof(struct blobmsg_hdr) + namelen + 1);
 }
 
-static inline void *blobmsg_name(struct blob_attr *attr)
+static inline char *blobmsg_name(struct blob_attr *attr)
 {
 	struct blobmsg_hdr *hdr = blob_data(attr);
-	return &hdr->name;
+	return (char *) hdr->name;
 }
 
 static inline void *blobmsg_data(struct blob_attr *attr)
@@ -139,7 +139,7 @@ static inline int blobmsg_buf_init(struct blob_buf *buf)
 	return blob_buf_init(buf, BLOBMSG_TYPE_TABLE);
 }
 
-char *blobmsg_format_json(struct blob_attr *attr, bool named);
+char *blobmsg_format_json(struct blob_attr *attr, bool list);
 
 #define blobmsg_for_each_attr(pos, attr, rem) \
 	for (rem = blobmsg_data_len(attr), pos = blobmsg_data(attr); \