Merging upstream version 256.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/src/libsystemd-network/icmp6-packet.h b/src/libsystemd-network/icmp6-packet.h
new file mode 100644
index 0000000..b402255
--- /dev/null
+++ b/src/libsystemd-network/icmp6-packet.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <inttypes.h>
+#include <netinet/in.h>
+
+#include "macro.h"
+#include "time-util.h"
+
+typedef struct ICMP6Pakcet {
+        unsigned n_ref;
+
+        struct in6_addr sender_address;
+        struct triple_timestamp timestamp;
+
+        size_t raw_size;
+        uint8_t raw_packet[];
+} ICMP6Packet;
+
+ICMP6Packet* icmp6_packet_ref(ICMP6Packet *p);
+ICMP6Packet* icmp6_packet_unref(ICMP6Packet *p);
+DEFINE_TRIVIAL_CLEANUP_FUNC(ICMP6Packet*, icmp6_packet_unref);
+
+/* IPv6 Header is 40 bytes and reserves 2 bytes to represent the Payload Length. Thus, the max payload size,
+ * including extension headers, is 65535 bytes (2^16 - 1). Jumbograms can be larger (2^32 - 1). */
+#define ICMP6_MAX_NORMAL_PAYLOAD_SIZE 65535
+
+int icmp6_packet_set_sender_address(ICMP6Packet *p, const struct in6_addr *addr);
+int icmp6_packet_get_sender_address(ICMP6Packet *p, struct in6_addr *ret);
+int icmp6_packet_get_timestamp(ICMP6Packet *p, clockid_t clock, usec_t *ret);
+const struct icmp6_hdr* icmp6_packet_get_header(ICMP6Packet *p);
+int icmp6_packet_get_type(ICMP6Packet *p);
+
+int icmp6_packet_receive(int fd, ICMP6Packet **ret);