4 #include "blobmsg_json.h"
6 static const char *indent_str = "\t\t\t\t\t\t\t\t\t\t\t\t\t";
8 #define indent_printf(indent, ...) do { \
10 fwrite(indent_str, indent, 1, stderr); \
11 fprintf(stderr, __VA_ARGS__); \
14 static void dump_attr_data(void *data, int len, int type, int indent, int next_indent);
17 dump_table(struct blob_attr *head, int len, int indent, bool array)
19 struct blob_attr *attr, *last_attr;
20 struct blobmsg_hdr *hdr;
22 indent_printf(indent, "{\n");
23 __blob_for_each_attr(attr, head, len) {
24 hdr = blob_data(attr);
26 indent_printf(indent + 1, "%s : ", hdr->name);
27 dump_attr_data(blobmsg_data(attr), blobmsg_data_len(attr), blob_id(attr), 0, indent + 1);
30 indent_printf(indent, "}\n");
33 static void dump_attr_data(void *data, int len, int type, int indent, int next_indent)
36 case BLOBMSG_TYPE_STRING:
37 indent_printf(indent, "%s\n", (char *) data);
39 case BLOBMSG_TYPE_INT8:
40 indent_printf(indent, "%d\n", *(uint8_t *)data);
42 case BLOBMSG_TYPE_INT16:
43 indent_printf(indent, "%d\n", *(uint16_t *)data);
45 case BLOBMSG_TYPE_INT32:
46 indent_printf(indent, "%d\n", *(uint32_t *)data);
48 case BLOBMSG_TYPE_INT64:
49 indent_printf(indent, "%lld\n", *(uint64_t *)data);
51 case BLOBMSG_TYPE_TABLE:
52 case BLOBMSG_TYPE_ARRAY:
54 indent_printf(indent, "\n");
55 dump_table(data, len, next_indent, type == BLOBMSG_TYPE_ARRAY);
66 static const struct blobmsg_policy pol[] = {
69 .type = BLOBMSG_TYPE_STRING,
73 .type = BLOBMSG_TYPE_ARRAY,
77 .type = BLOBMSG_TYPE_TABLE,
82 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
85 static void dump_message(struct blob_buf *buf)
87 struct blob_attr *tb[ARRAY_SIZE(pol)];
89 if (blobmsg_parse(pol, ARRAY_SIZE(pol), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
90 fprintf(stderr, "Parse failed\n");
94 fprintf(stderr, "Message: %s\n", (char *) blobmsg_data(tb[FOO_MESSAGE]));
97 fprintf(stderr, "List: ");
98 dump_table(blobmsg_data(tb[FOO_LIST]), blobmsg_data_len(tb[FOO_LIST]), 0, true);
100 if (tb[FOO_TESTDATA]) {
101 fprintf(stderr, "Testdata: ");
102 dump_table(blobmsg_data(tb[FOO_TESTDATA]), blobmsg_data_len(tb[FOO_TESTDATA]), 0, false);
107 fill_message(struct blob_buf *buf)
111 blobmsg_add_string(buf, "message", "Hello, world!");
113 tbl = blobmsg_open_table(buf, "testdata");
114 blobmsg_add_u32(buf, "hello", 1);
115 blobmsg_add_string(buf, "world", "2");
116 blobmsg_close_table(buf, tbl);
118 tbl = blobmsg_open_array(buf, "list");
119 blobmsg_add_u32(buf, NULL, 0);
120 blobmsg_add_u32(buf, NULL, 1);
121 blobmsg_add_u32(buf, NULL, 2);
122 blobmsg_close_table(buf, tbl);
125 int main(int argc, char **argv)
127 static struct blob_buf buf;
129 blobmsg_buf_init(&buf);
132 fprintf(stderr, "json: %s\n", blobmsg_format_json(buf.head, false));