sd-dhcp: avoid checksum calculation if possible

[elogind.git] / src / libsystemd-network / dhcp-internal.h

diff --git a/src/libsystemd-network/dhcp-internal.h b/src/libsystemd-network/dhcp-internal.h
index ce83b81631b651f562adc159b7b09767895e27a3..064b13b59ff5dca2bb78cc142d7a93b4df43e3a4 100644 (file)
--- a/src/libsystemd-network/dhcp-internal.h
+++ b/src/libsystemd-network/dhcp-internal.h
@@ -48,7 +48,11 @@ int dhcp_option_parse(DHCPMessage *message, size_t len,
 int dhcp_message_init(DHCPMessage *message, uint8_t op, uint32_t xid, uint8_t type,
                       uint8_t **opt, size_t *optlen);
 
-void dhcp_packet_append_ip_headers(DHCPPacket *packet, uint16_t len);
+uint16_t dhcp_packet_checksum(void *buf, int len);
+
+void dhcp_packet_append_ip_headers(DHCPPacket *packet, be32_t source_addr,
+                                   uint16_t source, be32_t destination_addr,
+                                   uint16_t destination, uint16_t len);
 
 int dhcp_packet_verify_headers(DHCPPacket *packet, size_t len, bool checksum);