diff options
Diffstat (limited to 'implementation/endpoints/src/tp_message.cpp')
| -rw-r--r-- | implementation/endpoints/src/tp_message.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/implementation/endpoints/src/tp_message.cpp b/implementation/endpoints/src/tp_message.cpp index f786a4f..57696ca 100644 --- a/implementation/endpoints/src/tp_message.cpp +++ b/implementation/endpoints/src/tp_message.cpp @@ -301,6 +301,11 @@ bool tp_message::check_lengths(const byte_t* const _data, _data[VSOMEIP_LENGTH_POS_MIN + 1], _data[VSOMEIP_LENGTH_POS_MIN + 2], _data[VSOMEIP_LENGTH_POS_MAX]); + const tp_header_t its_tp_header = VSOMEIP_BYTES_TO_LONG( + _data[VSOMEIP_TP_HEADER_POS_MIN], + _data[VSOMEIP_TP_HEADER_POS_MIN + 1], + _data[VSOMEIP_TP_HEADER_POS_MIN + 2], + _data[VSOMEIP_TP_HEADER_POS_MAX]); bool ret(true); if (!tp::tp_flag_is_set(_data[VSOMEIP_MESSAGE_TYPE_POS])) { VSOMEIP_ERROR << __func__ << ": TP flag not set " @@ -344,6 +349,14 @@ bool tp_message::check_lengths(const byte_t* const _data, << " current message size: " << std::dec << current_message_size_ << " maximum message size: " << std::dec << max_message_size_; ret = false; + } else if (tp::get_offset(its_tp_header) + _segment_size > max_message_size_ ) { + VSOMEIP_ERROR << __func__ << ": SomeIP/TP offset field exceeds maximum configured message size: " + << get_message_id(_data, _data_length) + << " TP offset [bytes]: " << std::dec << tp::get_offset(its_tp_header) + << " segment size: " << std::dec << _segment_size + << " current message size: " << std::dec << current_message_size_ + << " maximum message size: " << std::dec << max_message_size_; + ret = false; } return ret; } |