Security/libsecurity_ssl/sslViewer/ioSock.h

   1 /*
   2  * Copyright (c) 2006-2008,2010-2012,2014 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 /*
  25  * ioSock.h - socket-based I/O routines for use with Secure Transport
  26  */
  27
  28 #ifndef _IO_SOCK_H_
  29 #define _IO_SOCK_H_
  30
  31 #include <Security/SecureTransport.h>
  32 #include <sys/types.h>
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 /*
  39  * Opaque reference to an Open Transport connection.
  40  */
  41 typedef int otSocket;
  42
  43 /*
  44  * info about a peer returned from MakeServerConnection() and
  45  * AcceptClientConnection().
  46  */
  47 typedef struct
  48 {   UInt32      ipAddr;
  49     int         port;
  50 } PeerSpec;
  51
  52 /*
  53  * Ont-time only init.
  54  */
  55 void initSslOt(void);
  56
  57 /*
  58  * Connect to server.
  59  */
  60 extern OSStatus MakeServerConnection(
  61         const char *hostName,
  62         int port,
  63         int nonBlocking,                // 0 or 1
  64         otSocket *socketNo,     // RETURNED
  65         PeerSpec *peer);                // RETURNED
  66
  67 /*
  68  * Set up an otSocket to listen for client connections. Call once, then
  69  * use multiple AcceptClientConnection calls.
  70  */
  71 OSStatus ListenForClients(
  72         int port,
  73         int nonBlocking,                // 0 or 1
  74         otSocket *socketNo);    // RETURNED
  75
  76 /*
  77  * Accept a client connection. Call endpointShutdown() for each successful;
  78  * return from this function.
  79  */
  80 OSStatus AcceptClientConnection(
  81         otSocket listenSock,            // obtained from ListenForClients
  82         otSocket *acceptSock,           // RETURNED
  83         PeerSpec *peer);                        // RETURNED
  84
  85 /*
  86  * Shut down a connection.
  87  */
  88 void endpointShutdown(
  89         otSocket socket);
  90
  91 /*
  92  * R/W. Called out from SSL.
  93  */
  94 OSStatus SocketRead(
  95         SSLConnectionRef        connection,
  96         void                            *data,                  /* owned by
  97                                                                                  * caller, data
  98                                                                                  * RETURNED */
  99         size_t                          *dataLength);   /* IN/OUT */
 100
 101 OSStatus SocketWrite(
 102         SSLConnectionRef        connection,
 103         const void                      *data,
 104         size_t                          *dataLength);   /* IN/OUT */
 105
 106 #ifdef  __cplusplus
 107 }
 108 #endif
 109
 110 #endif  /* _IO_SOCK_H_ */