original files of m241

components/ip_net2-6.9/ipdhcpc6/src/ipdhcpc6_sock.h

@@ -0,0 +1,203 @@
+
+/*
+ ******************************************************************************
+ *                     HEADER FILE
+ *
+ *     Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipdhcpc6_sock.h,v $ $Revision: 1.10.38.2 $
+ *     $Source: /home/interpeak/CVSRoot/ipdhcpc6/src/ipdhcpc6_sock.h,v $
+ *     $Author: fguo $ $Date: 2012-08-30 08:55:19 $
+ *     $State: Exp $ $Locker:  $
+ *
+ *     INTERPEAK_COPYRIGHT_STRING
+ *     Design and implementation by Joel Hortelius <joel.hortelius@interpeak.se>
+ ******************************************************************************
+ */
+#ifndef IPDHCPC6_SOCK_H
+#define IPDHCPC6_SOCK_H
+
+/*
+ ****************************************************************************
+ * 1                    DESCRIPTION
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 2                    CONFIGURATION
+ ****************************************************************************
+ */
+
+#include "ipdhcpc6_config.h"
+
+/*
+ ****************************************************************************
+ * 3                    INCLUDE FILES
+ ****************************************************************************
+ */
+
+#include "ipdhcpc6_msg.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ ****************************************************************************
+ * 4                    DEFINES
+ ****************************************************************************
+ */
+
+#define IPDHCPC6_MSG_MAX_LEN   1500
+/*
+ ****************************************************************************
+ * 5                    TYPES
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 6                    FUNCTIONS
+ ****************************************************************************
+ */
+/*
+ ****************************************************************************
+ * 5                    TYPES
+ ****************************************************************************
+ */
+
+struct Ipdhcpc6_ia;
+
+
+typedef struct Ipdhcpc6_sock_msg
+{
+    Ip_u8               tid[3];
+    Ip_u8               __r;
+
+    Ipdhcpc6_msg_t      msg;        /* Message we're sending                  */
+
+    struct Ipdhcpc6_ia  *ia_head;   /* List of IA's referencing this message  */
+    Ipdhcpc6_msg_t      *reply;
+} Ipdhcpc6_sock_msg_t;
+
+typedef struct Ipdhcpc6_sock_context
+{
+    Ip_fd                   udp_fd[IPCOM_VR_MAX];     /* Send / Receive DHCP messages */
+    struct Ipdhcpc6_context *context;   /* Context (instance)           */
+    char                    dbuf[IPDHCPC6_MSG_MAX_LEN];  /* DHCPv6 message buffer        */
+    char                    cbuf[64];   /* Ancillary data               */
+    Ipcom_hash              *tid_hash;  /* Transaction hash table       */
+} Ipdhcpc6_sock_context_t;
+
+/*
+ ****************************************************************************
+ * 6                    FUNCTIONS
+ ****************************************************************************
+ */
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_create
+ *===========================================================================
+ * Description: Create an sock
+ * Parameters:  context - The DHCPC6 socket context.
+ *              vr_index - vr index
+ * Returns:     NA.
+ *
+ */
+IP_GLOBAL void
+ipdhcpc6_sock_create(Ipdhcpc6_sock_context_t *sctx, int vr_index);
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_context_alloc
+ *===========================================================================
+ * Description: Allocate an sock context
+ * Parameters:  context - The DHCPC6 context.
+ * Returns:     An sock context.
+ *
+ */
+IP_GLOBAL Ipdhcpc6_sock_context_t  *ipdhcpc6_sock_context_alloc(struct Ipdhcpc6_context *context);
+
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_context_free
+ *===========================================================================
+ * Description: Free an sock context
+ * Parameters:  rtctxp - Pointer to the DHCPC6 sock context.
+ * Returns:
+ *
+ */
+IP_GLOBAL void ipdhcpc6_sock_context_free(Ipdhcpc6_sock_context_t  **sctxp);
+
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_context_fdset_init
+ *===========================================================================
+ * Description: Initialize all file descriptors of this context
+ * Parameters:  sctx        - sock context
+ *              rset        - Read set to initialize.
+ *              mfd         - Maximum file descriptor.
+ * Returns:
+ *
+ */
+IP_GLOBAL void ipdhcpc6_sock_context_fdset_init(Ipdhcpc6_sock_context_t   *sctx,
+                                                Ip_fd_set                 *rset,
+                                                int                       *mfd);
+
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_context_fdset_process
+ *===========================================================================
+ * Description: Process all file descriptors of this context
+ * Parameters:  sctx        - sock context
+ *              rset        - Read set to initialize.
+ *              status      - Incoming status
+ * Returns:     Outgoing status
+ *
+ */
+IP_GLOBAL int ipdhcpc6_sock_context_fdset_process(Ipdhcpc6_sock_context_t   *sctx,
+                                                  Ip_fd_set                 *rset,
+                                                  int                       status);
+
+
+/*
+ *===========================================================================
+ *                    ipdhcpc6_sock_send
+ *===========================================================================
+ * Description: Send a packet over the socket
+ * Parameters:  sctx         - sock context
+ *              dst          - Destination
+ *              dst_mul      - Multicast Destination
+ *              llocal       - Link local.
+ *              ifindex      - Interface index.
+ *              buffer       - Buffer pointer
+ *              size         - Size of buffer
+ *              elapsed_time - elapsed time, in hundredths of seconds, since
+ *                             first message was sent in this transaction
+ * Returns:     IP_TRUE on success.
+ *
+ */
+IP_GLOBAL Ip_bool ipdhcpc6_sock_send(Ipdhcpc6_sock_context_t   *sctx,
+                                     const struct Ip_in6_addr  *dst,
+                                     const struct Ip_in6_addr  *dst_mul,
+                                     const struct Ip_in6_addr  *llocal,
+                                     struct Ipdhcpc6_if        *ifp,
+                                     void                      *buffer,
+                                     Ip_size_t                 size,
+                                     Ip_u16                    elapsed_time);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/*
+ ****************************************************************************
+ *                      END OF FILE
+ ****************************************************************************
+ */