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-rw-r--r--include/sctp_chunk.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/include/sctp_chunk.h b/include/sctp_chunk.h
new file mode 100644
index 00000000..3819200f
--- /dev/null
+++ b/include/sctp_chunk.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright Red Hat
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 (or any
+ * later) as published by the Free Software Foundation.
+ */
+
+#ifndef NFTABLES_SCTP_CHUNK_H
+#define NFTABLES_SCTP_CHUNK_H
+
+/* SCTP chunk types used on wire */
+enum sctp_hdr_chunk_types {
+ SCTP_CHUNK_TYPE_DATA = 0,
+ SCTP_CHUNK_TYPE_INIT = 1,
+ SCTP_CHUNK_TYPE_INIT_ACK = 2,
+ SCTP_CHUNK_TYPE_SACK = 3,
+ SCTP_CHUNK_TYPE_HEARTBEAT = 4,
+ SCTP_CHUNK_TYPE_HEARTBEAT_ACK = 5,
+ SCTP_CHUNK_TYPE_ABORT = 6,
+ SCTP_CHUNK_TYPE_SHUTDOWN = 7,
+ SCTP_CHUNK_TYPE_SHUTDOWN_ACK = 8,
+ SCTP_CHUNK_TYPE_ERROR = 9,
+ SCTP_CHUNK_TYPE_COOKIE_ECHO = 10,
+ SCTP_CHUNK_TYPE_COOKIE_ACK = 11,
+ SCTP_CHUNK_TYPE_ECNE = 12,
+ SCTP_CHUNK_TYPE_CWR = 13,
+ SCTP_CHUNK_TYPE_SHUTDOWN_COMPLETE = 14,
+ SCTP_CHUNK_TYPE_ASCONF_ACK = 128,
+ SCTP_CHUNK_TYPE_FORWARD_TSN = 192,
+ SCTP_CHUNK_TYPE_ASCONF = 193,
+};
+
+enum sctp_hdr_chunk_common_fields {
+ SCTP_CHUNK_COMMON_TYPE,
+ SCTP_CHUNK_COMMON_FLAGS,
+ SCTP_CHUNK_COMMON_LENGTH,
+ __SCTP_CHUNK_COMMON_MAX,
+};
+
+#define SCTP_CHUNK_START_INDEX __SCTP_CHUNK_COMMON_MAX
+
+enum sctp_hdr_chunk_data_fields {
+ SCTP_CHUNK_DATA_TSN = SCTP_CHUNK_START_INDEX,
+ SCTP_CHUNK_DATA_STREAM,
+ SCTP_CHUNK_DATA_SSN,
+ SCTP_CHUNK_DATA_PPID,
+};
+
+enum sctp_hdr_chunk_init_fields {
+ SCTP_CHUNK_INIT_TAG = SCTP_CHUNK_START_INDEX,
+ SCTP_CHUNK_INIT_RWND,
+ SCTP_CHUNK_INIT_OSTREAMS,
+ SCTP_CHUNK_INIT_ISTREAMS,
+ SCTP_CHUNK_INIT_TSN,
+};
+
+enum sctp_hdr_chunk_sack_fields {
+ SCTP_CHUNK_SACK_CTSN_ACK = SCTP_CHUNK_START_INDEX,
+ SCTP_CHUNK_SACK_RWND,
+ SCTP_CHUNK_SACK_GACK_BLOCKS,
+ SCTP_CHUNK_SACK_DUP_TSNS,
+};
+
+enum sctp_hdr_chunk_shutdown_fields {
+ SCTP_CHUNK_SHUTDOWN_CTSN_ACK = SCTP_CHUNK_START_INDEX,
+};
+
+enum sctp_hdr_chunk_ecne_cwr_fields {
+ SCTP_CHUNK_ECNE_CWR_MIN_TSN = SCTP_CHUNK_START_INDEX,
+};
+
+enum sctp_hdr_chunk_asconf_fields {
+ SCTP_CHUNK_ASCONF_SEQNO = SCTP_CHUNK_START_INDEX,
+};
+
+enum sctp_hdr_chunk_fwd_tsn_fields {
+ SCTP_CHUNK_FORWARD_TSN_NCTSN = SCTP_CHUNK_START_INDEX,
+};
+
+struct expr *sctp_chunk_expr_alloc(const struct location *loc,
+ unsigned int type, unsigned int field);
+void sctp_chunk_init_raw(struct expr *expr, uint8_t type, unsigned int off,
+ unsigned int len, uint32_t flags);
+const struct exthdr_desc *sctp_chunk_protocol_find(const char *name);
+
+#endif /* NFTABLES_SCTP_CHUNK_H */