40     memset(&dhcpData, 0, sizeof(dhcpData));  in Message()
45     if (size <= sizeof(dhcpData)) {  in Message()
46         memcpy(&dhcpData, data, size);  in Message()
49         memset(&dhcpData, 0, sizeof(dhcpData));  in Message()
90     memcpy(macAddress, sourceMessage.dhcpData.chaddr, sizeof(macAddress));  in offer()
93     message.dhcpData.xid = sourceMessage.dhcpData.xid;  in offer()
94     message.dhcpData.flags = sourceMessage.dhcpData.flags;  in offer()
95     message.dhcpData.yiaddr = offeredAddress;  in offer()
96     message.dhcpData.giaddr = sourceMessage.dhcpData.giaddr;  in offer()
119     memcpy(macAddress, sourceMessage.dhcpData.chaddr, sizeof(macAddress));  in ack()
122     message.dhcpData.xid = sourceMessage.dhcpData.xid;  in ack()
123     message.dhcpData.flags = sourceMessage.dhcpData.flags;  in ack()
124     message.dhcpData.yiaddr = offeredAddress;  in ack()
125     message.dhcpData.giaddr = sourceMessage.dhcpData.giaddr;  in ack()
142     memcpy(macAddress, sourceMessage.dhcpData.chaddr, sizeof(macAddress));  in nack()
145     message.dhcpData.xid = sourceMessage.dhcpData.xid;  in nack()
146     message.dhcpData.flags = sourceMessage.dhcpData.flags;  in nack()
147     message.dhcpData.giaddr = sourceMessage.dhcpData.giaddr;  in nack()
161     if (dhcpData.xid != expectedXid) {  in isValidDhcpMessage()
169     if (dhcpData.options + 4 > end()) {  in isValidDhcpMessage()
173     if (dhcpData.op != expectedOp) {  in isValidDhcpMessage()
176     if (dhcpData.htype != HTYPE_ETHER) {  in isValidDhcpMessage()
179     if (dhcpData.hlen != ETH_ALEN) {  in isValidDhcpMessage()
184     if (dhcpData.options[0] != OPT_COOKIE1) {  in isValidDhcpMessage()
187     if (dhcpData.options[1] != OPT_COOKIE2) {  in isValidDhcpMessage()
190     if (dhcpData.options[2] != OPT_COOKIE3) {  in isValidDhcpMessage()
193     if (dhcpData.options[3] != OPT_COOKIE4) {  in isValidDhcpMessage()
201     auto options = reinterpret_cast<const uint8_t*>(&dhcpData.options);  in optionsSize()
239     memset(&dhcpData, 0, sizeof(dhcpData));  in Message()
241     dhcpData.op = operation;  in Message()
242     dhcpData.htype = HTYPE_ETHER;  in Message()
243     dhcpData.hlen = ETH_ALEN;  in Message()
244     dhcpData.hops = 0;  in Message()
246     dhcpData.flags = htons(FLAGS_BROADCAST);  in Message()
248     dhcpData.xid = htonl(sNextTransactionId++);  in Message()
250     memcpy(dhcpData.chaddr, macAddress, ETH_ALEN);  in Message()
252     uint8_t* opts = dhcpData.options;  in Message()
289         uint8_t optCode = dhcpData.options[i];  in getOption()
290         uint8_t optLen = dhcpData.options[i + 1];  in getOption()
291         const uint8_t* opt = dhcpData.options + i + 2;  in getOption()
306     return reinterpret_cast<uint8_t*>(&dhcpData) + size();  in nextOption()
310     mSize = optionsEnd - reinterpret_cast<uint8_t*>(&dhcpData);  in updateSize()