From 1cd5c5dd060ed74ed2778ad4f459ed32f0ad4a8a Mon Sep 17 00:00:00 2001
From: rrs <rrs@FreeBSD.org>
Date: Tue, 12 Jun 2007 11:21:00 +0000
Subject: - Restructure so bindx functions are not done inline to socket option
   but are a seperate call that can be re-used if needed. - 64 bit issues   o
 re-arrange cookie so it is better 64 bit aligned   o For wire level things we
 need the packed attribute.

---
 sys/netinet/sctp.h | 103 +++++++++++++++++++++++++++++------------------------
 1 file changed, 56 insertions(+), 47 deletions(-)

(limited to 'sys/netinet/sctp.h')

diff --git a/sys/netinet/sctp.h b/sys/netinet/sctp.h
index f0d08cf..c11fa34 100644
--- a/sys/netinet/sctp.h
+++ b/sys/netinet/sctp.h
@@ -47,25 +47,27 @@ struct sctphdr {
 	uint32_t v_tag;		/* verification tag of packet */
 	uint32_t checksum;	/* Adler32 C-Sum */
 	/* chunks follow... */
-};
+} 
+
+__attribute__((packed));
 
 /*
  * SCTP Chunks
  */
-struct sctp_chunkhdr {
-	uint8_t chunk_type;	/* chunk type */
-	uint8_t chunk_flags;	/* chunk flags */
-	uint16_t chunk_length;	/* chunk length */
-	/* optional params follow */
-};
+	struct sctp_chunkhdr {
+		uint8_t chunk_type;	/* chunk type */
+		uint8_t chunk_flags;	/* chunk flags */
+		uint16_t chunk_length;	/* chunk length */
+		/* optional params follow */
+	}             __attribute__((packed));
 
 /*
  * SCTP chunk parameters
  */
-struct sctp_paramhdr {
-	uint16_t param_type;	/* parameter type */
-	uint16_t param_length;	/* parameter length */
-};
+	struct sctp_paramhdr {
+		uint16_t param_type;	/* parameter type */
+		uint16_t param_length;	/* parameter length */
+	}             __attribute__((packed));
 
 /*
  * user socket options: socket API defined
@@ -290,42 +292,49 @@ struct sctp_paramhdr {
 /*
  * error cause parameters (user visisble)
  */
-struct sctp_error_cause {
-	uint16_t code;
-	uint16_t length;
-	/* optional cause-specific info may follow */
-};
-
-struct sctp_error_invalid_stream {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_INVALID_STREAM */
-	uint16_t stream_id;	/* stream id of the DATA in error */
-	uint16_t reserved;
-};
-
-struct sctp_error_missing_param {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_MISSING_PARAM */
-	uint32_t num_missing_params;	/* number of missing parameters */
-	/* uint16_t param_type's follow */
-};
-
-struct sctp_error_stale_cookie {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_STALE_COOKIE */
-	uint32_t stale_time;	/* time in usec of staleness */
-};
-
-struct sctp_error_out_of_resource {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_OUT_OF_RESOURCES */
-};
-
-struct sctp_error_unresolv_addr {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_UNRESOLVABLE_ADDR */
-
-};
-
-struct sctp_error_unrecognized_chunk {
-	struct sctp_error_cause cause;	/* code=SCTP_ERROR_UNRECOG_CHUNK */
-	struct sctp_chunkhdr ch;/* header from chunk in error */
-};
+	struct sctp_error_cause {
+		uint16_t code;
+		uint16_t length;
+		/* optional cause-specific info may follow */
+	}                __attribute__((packed));
+
+	struct sctp_error_invalid_stream {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_INVALID_STRE
+						 * AM */
+		uint16_t stream_id;	/* stream id of the DATA in error */
+		uint16_t reserved;
+	}                         __attribute__((packed));
+
+	struct sctp_error_missing_param {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_MISSING_PARA
+						 * M */
+		uint32_t num_missing_params;	/* number of missing
+						 * parameters */
+		/* uint16_t param_type's follow */
+	}                        __attribute__((packed));
+
+	struct sctp_error_stale_cookie {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_STALE_COOKIE
+						 *  */
+		uint32_t stale_time;	/* time in usec of staleness */
+	}                       __attribute__((packed));
+
+	struct sctp_error_out_of_resource {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_OUT_OF_RESOU
+						 * RCES */
+	}                          __attribute__((packed));
+
+	struct sctp_error_unresolv_addr {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_UNRESOLVABLE
+						 * _ADDR */
+
+	}                        __attribute__((packed));
+
+	struct sctp_error_unrecognized_chunk {
+		struct sctp_error_cause cause;	/* code=SCTP_ERROR_UNRECOG_CHUN
+						 * K */
+		struct sctp_chunkhdr ch;	/* header from chunk in error */
+	}                             __attribute__((packed));
 
 #define HAVE_SCTP			1
 #define HAVE_KERNEL_SCTP		1
-- 
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