diff options
Diffstat (limited to 'src/lib/protocols/someip.c')
| -rw-r--r-- | src/lib/protocols/someip.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/lib/protocols/someip.c b/src/lib/protocols/someip.c index 9211a4b85..8bb09cd00 100644 --- a/src/lib/protocols/someip.c +++ b/src/lib/protocols/someip.c @@ -87,6 +87,14 @@ static void ndpi_int_someip_add_connection (struct ndpi_detection_module_struct NDPI_LOG_INFO(ndpi_struct, "found SOME/IP\n"); } +static u_int32_t someip_data_cover_32(u_int8_t *data) +{ + u_int32_t value; + + memcpy(&value,data,sizeof(u_int32_t)); + + return value; +} /** * Dissector function that searches SOME/IP headers */ @@ -111,8 +119,8 @@ void ndpi_search_someip (struct ndpi_detection_module_struct *ndpi_struct, } //we extract the Message ID and Request ID and check for special cases later - u_int32_t message_id = ntohl(*((u_int32_t *)&packet->payload[0])); - u_int32_t request_id = ntohl(*((u_int32_t *)&packet->payload[8])); + u_int32_t message_id = ntohl(someip_data_cover_32(&packet->payload[0])); + u_int32_t request_id = ntohl(someip_data_cover_32(&packet->payload[8])); NDPI_LOG_DBG2(ndpi_struct, "====>>>> SOME/IP Message ID: %08x [len: %u]\n", message_id, packet->payload_packet_len); @@ -125,7 +133,7 @@ void ndpi_search_someip (struct ndpi_detection_module_struct *ndpi_struct, //####Maximum packet size in SOMEIP depends on the carrier protocol, and I'm not certain how well enforced it is, so let's leave that for round 2#### // we extract the remaining length - u_int32_t someip_len = ntohl(*((u_int32_t *)&packet->payload[4])); + u_int32_t someip_len = ntohl(someip_data_cover_32(&packet->payload[4])); if (packet->payload_packet_len != (someip_len + 8)) { NDPI_LOG_DBG(ndpi_struct, "Excluding SOME/IP .. Length field invalid!\n"); NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_SOMEIP); |