5 #include "blobmsg_json.h"
7 static const char *indent_str = "\t\t\t\t\t\t\t\t\t\t\t\t\t";
9 #define indent_printf(indent, ...) do { \
11 fwrite(indent_str, indent, 1, stderr); \
12 fprintf(stderr, __VA_ARGS__); \
15 static void dump_attr_data(struct blob_attr *data, int indent, int next_indent);
18 dump_table(struct blob_attr *head, int len, int indent, bool array)
20 struct blob_attr *attr;
21 struct blobmsg_hdr *hdr;
23 indent_printf(indent, "{\n");
24 __blob_for_each_attr(attr, head, len) {
25 hdr = blob_data(attr);
27 indent_printf(indent + 1, "%s : ", hdr->name);
28 dump_attr_data(attr, 0, indent + 1);
30 indent_printf(indent, "}\n");
33 static void dump_attr_data(struct blob_attr *data, int indent, int next_indent)
35 int type = blobmsg_type(data);
37 case BLOBMSG_TYPE_STRING:
38 indent_printf(indent, "%s\n", blobmsg_get_string(data));
40 case BLOBMSG_TYPE_INT8:
41 indent_printf(indent, "%d\n", blobmsg_get_u8(data));
43 case BLOBMSG_TYPE_INT16:
44 indent_printf(indent, "%d\n", blobmsg_get_u16(data));
46 case BLOBMSG_TYPE_INT32:
47 indent_printf(indent, "%d\n", blobmsg_get_u32(data));
49 case BLOBMSG_TYPE_INT64:
50 indent_printf(indent, "%"PRIu64"\n", blobmsg_get_u64(data));
52 case BLOBMSG_TYPE_TABLE:
53 case BLOBMSG_TYPE_ARRAY:
55 indent_printf(indent, "\n");
56 dump_table(blobmsg_data(data), blobmsg_data_len(data),
57 next_indent, type == BLOBMSG_TYPE_ARRAY);
68 static const struct blobmsg_policy pol[] = {
71 .type = BLOBMSG_TYPE_STRING,
75 .type = BLOBMSG_TYPE_ARRAY,
79 .type = BLOBMSG_TYPE_TABLE,
84 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
87 static void dump_message(struct blob_buf *buf)
89 struct blob_attr *tb[ARRAY_SIZE(pol)];
91 if (blobmsg_parse(pol, ARRAY_SIZE(pol), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
92 fprintf(stderr, "Parse failed\n");
96 fprintf(stderr, "Message: %s\n", (char *) blobmsg_data(tb[FOO_MESSAGE]));
99 fprintf(stderr, "List: ");
100 dump_table(blobmsg_data(tb[FOO_LIST]), blobmsg_data_len(tb[FOO_LIST]), 0, true);
102 if (tb[FOO_TESTDATA]) {
103 fprintf(stderr, "Testdata: ");
104 dump_table(blobmsg_data(tb[FOO_TESTDATA]), blobmsg_data_len(tb[FOO_TESTDATA]), 0, false);
109 fill_message(struct blob_buf *buf)
113 blobmsg_add_string(buf, "message", "Hello, world!");
115 tbl = blobmsg_open_table(buf, "testdata");
116 blobmsg_add_u32(buf, "hello", 1);
117 blobmsg_add_string(buf, "world", "2");
118 blobmsg_close_table(buf, tbl);
120 tbl = blobmsg_open_array(buf, "list");
121 blobmsg_add_u32(buf, NULL, 0);
122 blobmsg_add_u32(buf, NULL, 1);
123 blobmsg_add_u32(buf, NULL, 2);
124 blobmsg_close_table(buf, tbl);
127 int main(int argc, char **argv)
129 static struct blob_buf buf;
131 blobmsg_buf_init(&buf);
134 fprintf(stderr, "json: %s\n", blobmsg_format_json(buf.head, true));