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mesh: fix relay of network packet - don't remove net mic a second time

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This commit is contained in:
Matthias Ringwald 2019-07-19 21:14:21 +02:00
parent 3db24e72c6
commit c949b9e794
1 changed files with 6 additions and 3 deletions
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9
src/mesh/mesh_network.c
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@ -64,7 +64,6 @@
// configuration
#define MESH_NETWORK_CACHE_SIZE 2
// #define ENABLE_MESH_RELAY
// debug config
// #define LOG_NETWORK
@ -364,13 +363,17 @@ static void mesh_network_send_a(mesh_network_pdu_t * network_pdu){
#if defined(ENABLE_MESH_RELAY) || defined (ENABLE_MESH_PROXY_SERVER)
static void mesh_network_relay_message(mesh_network_pdu_t * network_pdu){
uint8_t ctl_ttl = network_pdu->data[1];
uint8_t ctl = ctl_ttl & 0x80;
uint8_t ttl = ctl_ttl & 0x7f;
uint8_t net_mic_len = ctl ? 8 : 4;
#ifdef LOG_NETWORK
printf("TX-Relay-NetworkPDU (%p): ", network_pdu);
printf_hexdump(network_pdu->data, network_pdu->len);
#endif
// prepare pdu for resending
network_pdu->len -= net_mic_len;
network_pdu->data[1] = (ctl << 7) | (ttl - 1);
network_pdu->flags |= MESH_NETWORK_PDU_FLAGS_RELAY;