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lightningd/json: Add a json helper to append any jsmn token to a stream

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This commit is contained in:
darosior
2019-09-27 00:43:31 +02:00
committed by Christian Decker
parent 187d2e0f26
commit dd10b543da
2 changed files with 47 additions and 0 deletions
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43
lightningd/json.c
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@@ -598,3 +598,46 @@ struct command_result *param_bitcoin_address(struct command *cmd,
}
abort();
}
void json_add_tok(struct json_stream *result, const char *fieldname,
const jsmntok_t *tok, const char *buffer)
{
int i = 0;
const jsmntok_t *t;
switch (tok->type) {
case JSMN_PRIMITIVE:
if (json_tok_is_num(buffer, tok)) {
json_to_int(buffer, tok, &i);
json_add_num(result, fieldname, i);
}
return;
case JSMN_STRING:
if (json_tok_streq(buffer, tok, "true"))
json_add_bool(result, fieldname, true);
else if (json_tok_streq(buffer, tok, "false"))
json_add_bool(result, fieldname, false);
else
json_add_string(result, fieldname, json_strdup(tmpctx, buffer, tok));
return;
case JSMN_ARRAY:
json_array_start(result, fieldname);
json_for_each_arr(i, t, tok)
json_add_tok(result, NULL, t, buffer);
json_array_end(result);
return;
case JSMN_OBJECT:
json_object_start(result, fieldname);
json_for_each_obj(i, t, tok)
json_add_tok(result, json_strdup(tmpctx, buffer, t), t+1, buffer);
json_object_end(result);
return;
case JSMN_UNDEFINED:
break;
}
abort();
}