66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
#include "sendrecv.h"
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struct MacPkt pkt;
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uint8_t net_buffer[256];
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void net_init() {
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nullnet_buf = net_buffer;
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nullnet_set_input_callback(net_recv);
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}
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void net_recv(const void* data, uint16_t len, const linkaddr_t* src, const linkaddr_t* dst) {
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/* discard too long packet */
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if (len > 128) {
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LOG_INFO("[WW] dropping too long packet %d\n", len);
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return;
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}
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/* fill packet to pass to upper processing layer */
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memcpy(pkt.data, data, len);
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pkt.len = len;
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pkt.src = *src;
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pkt.dst = *dst;
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LOG_INFO("Received %d bytes from ", len); LOG_INFO_LLADDR(src);
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LOG_INFO("type %d", ((msg*)data)->msg_type);
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LOG_INFO("\n");
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switch ( ((msg*)data)->msg_type ) {
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case ASSOCIATION_REPLY_MSG:
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event = CART_EVENT_ASSOCIATED;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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case ASSIGNMENT_MSG:
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event = CART_EVENT_ASSIGNED;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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case ITEM_MSG:
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event = CART_EVENT_NEW_PRODUCT;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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case CASH_OUT_MSG:
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event = CART_EVENT_CASH_OUT;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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case START_OF_LIST_PRODUCTS_MSG:
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event = CART_EVENT_CASH_OUT_ACK;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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case PRODUCT_PARTIAL_LIST_ACK:
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event = CART_EVENT_CASH_OUT_PARTIAL_LIST_ACK;
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process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
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break;
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default:
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LOG_INFO("[W] message type %d unknown\n", ((msg*)data)->msg_type);
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break;
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}
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}
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void net_send(const void* data, uint16_t len, const linkaddr_t* dst) {
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memcpy(net_buffer, data, len);
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nullnet_len = len;
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NETSTACK_NETWORK.output(dst);
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}
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