static int json_parse_number(struct json_parser *parser, const char **value_r)
{
int ret;
str_truncate(parser->value, 0);
if ((ret = json_parse_int(parser)) <= 0)
return ret;
if (parser->data != parser->end && *parser->data == '.') {
/* frac */
str_append_c(parser->value, *parser->data++);
if ((ret = json_parse_digits(parser)) <= 0)
return ret;
}
if (parser->data != parser->end &&
(*parser->data == 'e' || *parser->data == 'E')) {
/* exp */
str_append_c(parser->value, *parser->data++);
if (parser->data == parser->end)
return 0;
if (*parser->data == '+' || *parser->data == '-')
str_append_c(parser->value, *parser->data++);
if ((ret = json_parse_digits(parser)) <= 0)
return ret;
}
if (parser->data == parser->end && !parser->input->eof)
return 0;
*value_r = str_c(parser->value);
return 1;
}
static int
serial_opts_cb(const uint8_t **pp, const char *key, void *cb_data)
{
struct SerialOpts *opts = cb_data;
long v;
if (strcmp(key, "bitRate") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse bitRate value\n");
return 0;
}
opts->bitRate = v;
} else if (strcmp(key, "bufferSize") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse bufferSize value\n");
return 0;
}
opts->bufferSize = v;
} else if (strcmp(key, "ctsFlowControl") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse ctsFlowControl value\n");
return 0;
}
opts->ctsFlowControl = v;
} else if (strcmp(key, "dataBits") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse dataBits value\n");
return 0;
}
opts->dataBits = v;
} else if (strcmp(key, "parityBit") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse parityBit value\n");
return 0;
}
opts->parityBit = v;
} else if (strcmp(key, "stopBits") == 0) {
if (!json_parse_int(pp, &v)) {
PRINTERR("Failed to parse stopBits value\n");
return 0;
}
opts->stopBits = v;
}
return 1;
}