static int
light_method_get(struct sol_coap_server *server,
const struct sol_coap_resource *resource, struct sol_coap_packet *req,
const struct sol_network_link_addr *cliaddr, void *data)
{
struct sol_coap_packet *resp;
struct sol_buffer *buf;
int r;
resp = sol_coap_packet_new(req);
if (!resp) {
SOL_WRN("Could not build response packet");
return -1;
}
r = sol_coap_header_set_type(resp, SOL_COAP_TYPE_ACK);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = sol_coap_header_set_code(resp, SOL_COAP_RSPCODE_CONTENT);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = sol_coap_packet_get_payload(resp, &buf, NULL);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = light_resource_to_rep(resource, get_scrolllock_led(), buf);
SOL_INT_CHECK_GOTO(r, < 0, err);
return sol_coap_send_packet(server, resp, cliaddr);
err:
sol_coap_packet_unref(resp);
return r;
}
static void
disable_observing(struct sol_coap_packet *req, struct sol_coap_server *server,
struct sol_str_slice path[], const struct sol_network_link_addr *cliaddr)
{
struct sol_coap_packet *pkt = sol_coap_packet_new(req);
uint8_t observe = 1;
int i, r;
if (!pkt)
return;
r = sol_coap_header_set_code(pkt, SOL_COAP_METHOD_GET);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = sol_coap_header_set_type(pkt, SOL_COAP_TYPE_CON);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = sol_coap_add_option(pkt, SOL_COAP_OPTION_OBSERVE, &observe, sizeof(observe));
SOL_INT_CHECK_GOTO(r, < 0, err);
for (i = 0; path[i].data; i++)
sol_coap_add_option(pkt, SOL_COAP_OPTION_URI_PATH, path[i].data, path[i].len);
sol_coap_send_packet(server, pkt, cliaddr);
SOL_INF("Disabled observing");
return;
err:
sol_coap_packet_unref(pkt);
}
static int
light_method_put(struct sol_coap_server *server,
const struct sol_coap_resource *resource, struct sol_coap_packet *req,
const struct sol_network_link_addr *cliaddr, void *data)
{
sol_coap_responsecode_t code = SOL_COAP_RSPCODE_CONTENT;
struct sol_coap_packet *resp;
struct sol_buffer *buf;
char *sub = NULL;
size_t offset;
bool value;
int r;
sol_coap_packet_get_payload(req, &buf, &offset);
if (buf)
sub = strstr((char *)sol_buffer_at(buf, offset), "state\":");
if (!sub) {
code = SOL_COAP_RSPCODE_BAD_REQUEST;
goto done;
}
value = !memcmp(sub + strlen("state\":"), "true", sizeof("true") - 1);
SOL_INF("Changing light state to %s", value ? "on" : "off");
set_scrolllock_led(value);
done:
resp = sol_coap_packet_new(req);
if (!resp) {
SOL_WRN("Could not build response packet");
return -1;
}
r = sol_coap_header_set_type(resp, SOL_COAP_TYPE_ACK);
SOL_INT_CHECK_GOTO(r, < 0, err);
r = sol_coap_header_set_code(resp, code);
SOL_INT_CHECK_GOTO(r, < 0, err);
return sol_coap_send_packet(server, resp, cliaddr);
err:
sol_coap_packet_unref(resp);
return r;
}
static int
light_method_put(const struct sol_coap_resource *resource, struct sol_coap_packet *req,
const struct sol_network_link_addr *cliaddr, void *data)
{
struct sol_coap_server *server = (void *)data;
struct sol_coap_packet *resp;
char *sub = NULL;
uint8_t *p;
uint16_t len;
bool value;
sol_coap_responsecode_t code = SOL_COAP_RSPCODE_CONTENT;
sol_coap_packet_get_payload(req, &p, &len);
if (p)
sub = strstr((char *)p, "state\":");
if (!sub) {
code = SOL_COAP_RSPCODE_BAD_REQUEST;
goto done;
}
value = !memcmp(sub + strlen("state\":"), "true", sizeof("true") - 1);
SOL_INF("Changing light state to %s", value ? "on" : "off");
set_scrolllock_led(value);
done:
resp = sol_coap_packet_new(req);
if (!resp) {
SOL_WRN("Could not build response packet");
return -1;
}
sol_coap_header_set_type(resp, SOL_COAP_TYPE_ACK);
sol_coap_header_set_code(resp, code);
return sol_coap_send_packet(server, resp, cliaddr);
}
static int
light_method_get(const struct sol_coap_resource *resource, struct sol_coap_packet *req,
const struct sol_network_link_addr *cliaddr, void *data)
{
struct sol_coap_server *server = (void *)data;
struct sol_coap_packet *resp;
uint8_t *payload;
uint16_t len;
resp = sol_coap_packet_new(req);
if (!resp) {
SOL_WRN("Could not build response packet");
return -1;
}
sol_coap_header_set_type(resp, SOL_COAP_TYPE_ACK);
sol_coap_header_set_code(resp, SOL_COAP_RSPCODE_CONTENT);
sol_coap_packet_get_payload(resp, &payload, &len);
len = light_resource_to_rep(resource, get_scrolllock_led(), (char *)payload, len);
sol_coap_packet_set_payload_used(resp, len);
return sol_coap_send_packet(server, resp, cliaddr);
}
