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Diffstat (limited to 'ace/Name_Request_Reply.h')
| -rw-r--r-- | ace/Name_Request_Reply.h | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/ace/Name_Request_Reply.h b/ace/Name_Request_Reply.h deleted file mode 100644 index f44142a974e..00000000000 --- a/ace/Name_Request_Reply.h +++ /dev/null @@ -1,260 +0,0 @@ -/* -*- C++ -*- */ - -//============================================================================= -/** - * @file Name_Request_Reply.h - * - * $Id$ - * - * Define the format used to exchange messages between the - * ACE_Name Server and its clients. - * - * - * @author Gerhard Lenzer - * @author Douglas C. Schmidt - * @author and Prashant Jain - */ -//============================================================================= - - -#ifndef ACE_NAME_REQUEST_REPLY_H -#define ACE_NAME_REQUEST_REPLY_H -#include "ace/pre.h" - -#include "ace/Time_Value.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#include "ace/SString.h" - -/** - * @class ACE_Name_Request - * - * @brief Message format for delivering requests to the ACE_Name Server. - * - * This class is implemented to minimize data copying. In - * particular, all marshaling is done in situ... - */ -class ACE_Export ACE_Name_Request -{ -public: - /// Request message types. - enum Constants - { - BIND = 01, - REBIND = 02, - RESOLVE = 03, - UNBIND = 04, - LIST_NAMES = 05, - LIST_VALUES = 015, - LIST_TYPES = 025, - LIST_NAME_ENTRIES = 06, - LIST_VALUE_ENTRIES = 016, - LIST_TYPE_ENTRIES = 026, - MAX_ENUM = 11, - MAX_LIST = 3, - - // Mask for bitwise operation used for table lookup - /// Mask for lookup of operation - OP_TABLE_MASK = 07, - /// Mask for lookup of list_operation - LIST_OP_MASK = 030, - - /// Class-specific constant values. - MAX_NAME_LENGTH = MAXPATHLEN + 1 - }; - - /// Default constructor. - ACE_Name_Request (void); - - /// Create a <ACE_Name_Request> message. - ACE_Name_Request (ACE_INT32 msg_type, // Type of request. - const ACE_USHORT16 name[], // - const size_t name_length, - const ACE_USHORT16 value[], - const size_t value_length, - const char type[], - const size_t type_length, - ACE_Time_Value *timeout = 0); // Max time willing to wait for request. - - /// Initialize length_ in order to ensure correct byte ordering - /// before a request is sent. - void init (void); - - // = Set/get the length of the encoded/decoded message. - ACE_UINT32 length (void) const; - void length (ACE_UINT32); - - // = Set/get the type of the message. - ACE_INT32 msg_type (void) const; - void msg_type (ACE_INT32); - - // = Set/get the blocking semantics. - ACE_UINT32 block_forever (void) const; - void block_forever (ACE_UINT32); - - // = Set/get the timeout. - ACE_Time_Value timeout (void) const; - void timeout (const ACE_Time_Value timeout); - - // = Set/get the name - const ACE_USHORT16 *name (void) const; - void name (const ACE_USHORT16 *); - - // = Set/get the value - const ACE_USHORT16 *value (void) const; - void value (const ACE_USHORT16 *); - - // = Set/get the type - const char *type (void) const; - void type (const char *); - - // = Set/get the len of name - ACE_UINT32 name_len (void) const; - void name_len (ACE_UINT32); - - // = Set/get the len of value - ACE_UINT32 value_len (void) const; - void value_len (ACE_UINT32); - - // = Set/get the len of type - ACE_UINT32 type_len (void) const; - void type_len (ACE_UINT32); - - /// Encode the message before transmission. - int encode (void *&); - - /// Decode message after reception. - int decode (void); - - /// Print out the values of the message for debugging purposes. - void dump (void) const; - -private: - // = The 5 fields in the <Transfer> struct are transmitted to the server. - // The remaining 2 fields are not tranferred -- they are used only on - // the server-side to simplify lookups. - - struct Transfer - { - ACE_UINT32 length_; - // Length of entire request. - - ACE_UINT32 msg_type_; - // Type of the request (i.e., <BIND>, <REBIND>, <RESOLVE>, and <UNBIND>). - - ACE_UINT32 block_forever_; - // Indicates if we should block forever. If 0, then <secTimeout_> - // and <usecTimeout_> indicates how long we should wait. - - ACE_UINT32 sec_timeout_; - // Max seconds willing to wait for name if not blocking forever. - - ACE_UINT32 usec_timeout_; - // Max micro seconds to wait for name if not blocking forever. - - ACE_UINT32 name_len_; - // Len of name in bytes - - ACE_UINT32 value_len_; - // Len of value in bytes - - ACE_UINT32 type_len_; - // Len of type in bytes - - ACE_USHORT16 data_[MAX_NAME_LENGTH + MAXPATHLEN + MAXPATHLEN + 2]; - // The data portion contains the <name_> - // followed by the <value_> - // followed by the <type_>. - }; - - /// Transfer buffer. - Transfer transfer_; - - /// Pointer to the beginning of the name in this->data_. - ACE_USHORT16 *name_; - - /// Pointer to the beginning of the value in this->data_; - ACE_USHORT16 *value_; - - /// Pointer to the beginning of the type in this->data_; - char *type_; -}; - -/** - * @class ACE_Name_Reply - * - * @brief Message format for delivering replies from the ACE_Name Server. - * - * This class is implemented to minimize data copying. In - * particular, all marshaling is done in situ... - */ -class ACE_Export ACE_Name_Reply -{ -public: - enum Constants - { - /// Class-specific constant values. - MAX_NAME_LENGTH = MAXPATHLEN + 1 - }; - - /// Default constructor. - ACE_Name_Reply (void); - - /// Create a <ACE_Name_Reply> message. - ACE_Name_Reply (ACE_UINT32 type, ACE_UINT32 err); // Type of reply. - - /// Initialize length_ in order to ensure correct byte ordering - /// before a reply is sent. - void init (void); - - // = Set/get the length of the encoded/decoded message. - ACE_UINT32 length (void) const; - void length (ACE_UINT32); - - // = Set/get the type of the message. - ACE_INT32 msg_type (void) const; - void msg_type (ACE_INT32); - - // = Set/get the status of the reply (0 == success, -1 == failure). - ACE_INT32 status (void) const; - void status (ACE_INT32); - - // = Set/get the errno of a failed reply. - ACE_UINT32 errnum (void) const; - void errnum (ACE_UINT32); - - /// Encode the message before transfer. - int encode (void *&); - - /// Decode a message after reception. - int decode (void); - - /// Print out the values of the message for debugging purposes. - void dump (void) const; - -private: - // = The 3 fields in the <Transfer> struct are transmitted to the server. - - struct Transfer - { - ACE_UINT32 length_; - // Length of entire reply. - - ACE_INT32 type_; - // Type of the reply, i.e., success (0) or failure (-1). - - ACE_UINT32 errno_; - // Indicates why error occurred if <this->type_> == failure (-1). - // Typical reasons include: <ETIME> (if the client timed out after - // waiting for the name). - }; - - /// Transfer buffer. - Transfer transfer_; -}; - -#include "ace/post.h" -#endif /* ACE_NAME_REQUEST_REPLY_H */ |