release/src/router/matrixssl/examples/sslSocket.h

   1 /*
   2  *      socketLayer.h
   3  *      Release $Name: MATRIXSSL_1_8_8_OPEN $
   4  *
   5  *      Sample SSL socket layer header for MatrixSSL
   6  */
   7 /*
   8  *      Copyright (c) PeerSec Networks, 2002-2009. All Rights Reserved.
   9  *      The latest version of this code is available at http://www.matrixssl.org
  10  *
  11  *      This software is open source; you can redistribute it and/or modify
  12  *      it under the terms of the GNU General Public License as published by
  13  *      the Free Software Foundation; either version 2 of the License, or
  14  *      (at your option) any later version.
  15  *
  16  *      This General Public License does NOT permit incorporating this software
  17  *      into proprietary programs.  If you are unable to comply with the GPL, a
  18  *      commercial license for this software may be purchased from PeerSec Networks
  19  *      at http://www.peersec.com
  20  *
  21  *      This program is distributed in WITHOUT ANY WARRANTY; without even the
  22  *      implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  23  *      See the GNU General Public License for more details.
  24  *
  25  *      You should have received a copy of the GNU General Public License
  26  *      along with this program; if not, write to the Free Software
  27  *      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  28  *      http://www.gnu.org/copyleft/gpl.html
  29  */
  30 /******************************************************************************/
  31
  32 #ifndef _h_SSLSOCKET
  33 #define _h_SSLSOCKET
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 #include "../matrixSsl.h"
  40
  41 /*
  42         OS specific macros
  43 */
  44 #if WIN32 || WINCE
  45         #include        <windows.h>
  46         #include        <winsock.h>
  47         #define         fcntl(A, B, C)
  48         #define         MSG_NOSIGNAL    0
  49         #define         WOULD_BLOCK     WSAEWOULDBLOCK
  50         #define         getSocketError()  WSAGetLastError()
  51 #elif LINUX
  52         #include        <sys/socket.h>
  53         #include        <netinet/in.h>
  54         #include        <netinet/tcp.h>
  55         #include        <arpa/inet.h>
  56 #ifdef OSX
  57         #include        <sys/socket.h>
  58         #define         MSG_NOSIGNAL    0
  59 #endif /* OSX */
  60         #include        <fcntl.h>
  61         #include        <unistd.h>
  62         #include        <string.h>
  63         #include        <errno.h>
  64         #define         SOCKET_ERROR -1
  65         #define         getSocketError() errno
  66         #define         WOULD_BLOCK     EAGAIN
  67         #define         closesocket close
  68         #define         MAKEWORD(A, B)
  69         #define         WSAStartup(A, B)
  70         #define         WSACleanup()
  71         #define         INVALID_SOCKET -1
  72         typedef int     WSADATA;
  73         typedef int     SOCKET;
  74 #elif VXWORKS
  75         #include        <types.h>
  76         #include        <socket.h>
  77         #include        <netinet/in.h>
  78         #include        <netinet/tcp.h>
  79         #include        <fcntl.h>
  80         #include        <errno.h>
  81         #define         fcntl(A, B, C) ioctl(A, B, C)
  82         #define         SOCKET_ERROR -1
  83         #define         getSocketError() errno
  84         #define         WOULD_BLOCK     EAGAIN
  85         #define         closesocket close
  86         #define         MAKEWORD(A, B)
  87         #define         WSAStartup(A, B)
  88         #define         WSACleanup()
  89         #define         INVALID_SOCKET -1
  90         #define         MSG_NOSIGNAL    0
  91         typedef int     WSADATA;
  92         typedef int     SOCKET;
  93 #endif /* OS macros */
  94
  95 extern void breakpoint();
  96 #define socketAssert(C) if (C) ; else {printf("%s:%d sslAssert(%s)\n",\
  97                                                 __FILE__, __LINE__, #C); breakpoint(); }
  98 #ifndef min
  99 #define min(a,b)        (((a) < (b)) ? (a) : (b))
 100 #endif /* min */
 101
 102 /*
 103         sslRead and sslWrite status values
 104 */
 105 #define SSLSOCKET_EOF                   0x1
 106 #define SSLSOCKET_CLOSE_NOTIFY  0x2
 107
 108 /*
 109         Connection structure
 110 */
 111 typedef struct {
 112         ssl_t                           *ssl;
 113         sslBuf_t                        inbuf;
 114         sslBuf_t                        insock;
 115         sslBuf_t                        outsock;
 116         int                                     outBufferCount;
 117         SOCKET                          fd;
 118 } sslConn_t;
 119
 120 /*
 121         Secure Socket apis
 122 */
 123 extern int                      sslConnect(sslConn_t **cp, SOCKET fd, sslKeys_t *keys,
 124                                                 sslSessionId_t *id, short cipherSuite,
 125                                                 int (*certValidator)(sslCertInfo_t *t, void *arg));
 126 extern int                      sslAccept(sslConn_t **cp, SOCKET fd, sslKeys_t *keys,
 127                                                 int (*certValidator)(sslCertInfo_t *t, void *arg), int flags);
 128 extern void                     sslRehandshake(sslConn_t *cp);
 129 extern sslConn_t        *sslDoHandshake(sslConn_t *conn, short cipherSuite);
 130 extern void                     sslFreeConnection(sslConn_t **cp);
 131 extern void                     sslFreeConnectionBuffers(sslConn_t **cpp);
 132
 133 extern int      sslRead(sslConn_t *cp, char *buf, int len, int *status);
 134 extern int      sslWrite(sslConn_t *cp, char *buf, int len, int *status);
 135 extern void     sslWriteClosureAlert(sslConn_t *cp);
 136
 137 /*
 138         Socket apis
 139 */
 140 extern SOCKET   socketListen(short port, int *err);
 141 extern SOCKET   socketAccept(SOCKET listenfd, int *err);
 142 extern SOCKET   socketConnect(char *ip, short port, int *err);
 143 extern void             socketShutdown(SOCKET sock);
 144
 145 extern int psSocketRead(SOCKET sock, sslBuf_t **out, int *status);
 146 extern int psSocketWrite(SOCKET sock, sslBuf_t *out);
 147
 148 extern void setSocketBlock(SOCKET sock);
 149 extern void setSocketNonblock(SOCKET sock);
 150 extern void setSocketNodelay(SOCKET sock);
 151
 152 #if WINCE || VXWORKS
 153 extern void     parseCmdLineArgs(char *args, int *pargc, char ***pargv);
 154 #endif /* WINCE || VXWORKS */
 155
 156 #if WINCE
 157 extern time_t time();
 158 #endif /* WINCE */
 159
 160 #ifdef __cplusplus
 161 }
 162 #endif
 163
 164 #endif /* _h_SSLSOCKET */
 165
 166 /******************************************************************************/