114 lines
3.1 KiB
C
114 lines
3.1 KiB
C
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#include <string.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <uuid/uuid.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#include <netdb.h>
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#include <errno.h>
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#include <logger.h>
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#include <handlers.h>
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#include <helpers.h>
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#include <enums.h>
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#include <binn.h>
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#include <models/schedule.h>
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static void
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handler_command_set_schedule(binn *map, controller_t *controller)
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{
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uint8_t relay_num = binn_map_uint8(map, COMMAND_MAPPING_RELAY_NUM);
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int uuid_size = sizeof(uuid_t);
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uuid_t schedule_id;
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memmove(schedule_id, binn_map_blob(map, COMMAND_MAPPING_SCHEDULE_ID, &uuid_size), uuid_size);
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uint16_t periods_count = binn_map_uint16(map, COMMAND_MAPPING_PERIODS_COUNT);
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int periods_size = sizeof(uint16_t) * (periods_count * 2);
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uint16_t *periods = binn_map_blob(map, COMMAND_MAPPING_PERIODS_BLOB, &periods_size);
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relay_t *target_relay = controller->relays[relay_num];
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if(target_relay->schedule)
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{
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schedule_free(target_relay->schedule);
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}
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target_relay->schedule = schedule_create(schedule_id, periods_count, periods);
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}
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static void
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handler_command_set_relay_name(binn *map, controller_t *controller)
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{
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uint8_t relay_num = binn_map_uint8(map, COMMAND_MAPPING_RELAY_NUM);
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char *relay_name = binn_map_str(map, COMMAND_MAPPING_NAME);
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if(relay_num < controller->relay_count)
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{
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relay_set_name(controller->relays[relay_num], relay_name);
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}
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}
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void
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handler_command(int fd, controller_t *controller)
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{
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struct sockaddr_storage their_addr;
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socklen_t addr_size;
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int client_fd;
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addr_size = sizeof(their_addr);
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if((client_fd = accept(fd, (struct sockaddr *) &their_addr, &addr_size)) < 0)
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{
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LOG_ERROR("could not accept client: %s", strerror(errno));
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return;
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}
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size_t payload_length;
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if(recv(client_fd, &payload_length, sizeof(payload_length), 0) <= 0)
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{
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LOG_ERROR("unable to receive header: %s", strerror(errno));
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return;
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}
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void *payload = malloc((payload_length + 1));
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ssize_t bytes_transferred;
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if((bytes_transferred = recv(client_fd, payload, payload_length, 0)) <= 0)
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{
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LOG_ERROR("unable to receive payload: %s", strerror(errno));
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return;
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}
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uint8_t command_code = binn_map_uint8(payload, COMMAND_MAPPING_CODE);
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LOG_INFO("received command %d", command_code);
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switch(command_code)
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{
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case COMMAND_CODE_GET_TIME:
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break;
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case COMMAND_CODE_GET_ID:
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break;
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case COMMAND_CODE_SET_NAME:
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controller_set_name(controller, binn_map_str(payload, COMMAND_MAPPING_NAME));
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break;
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case COMMAND_CODE_GET_NAME:
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break;
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case COMMAND_CODE_SET_SCHEDULE:
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handler_command_set_schedule(payload, controller);
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break;
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case COMMAND_CODE_GET_SCHEDULE:
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break;
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case COMMAND_CODE_SET_RELAY_NAME:
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handler_command_set_relay_name(payload, controller);
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break;
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case COMMAND_CODE_GET_RELAY_NAME:
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break;
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}
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free(payload);
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close(client_fd);
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}
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