| /* |
| * Copyright (c) 2002 - 2003 |
| * NetGroup, Politecnico di Torino (Italy) |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the Politecnico di Torino nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #ifndef __SOCKUTILS_H__ |
| #define __SOCKUTILS_H__ |
| |
| #ifdef _MSC_VER |
| #pragma once |
| #endif |
| |
| #include <stdarg.h> /* we declare varargs functions */ |
| |
| #include "pcap/funcattrs.h" |
| |
| #include "pcap/socket.h" |
| |
| #ifndef _WIN32 |
| /* UN*X */ |
| #include <unistd.h> /* close() */ |
| |
| /*! |
| * \brief In Winsock, the close() call cannot be used on a socket; |
| * closesocket() must be used. |
| * We define closesocket() to be a wrapper around close() on UN*X, |
| * so that it can be used on both platforms. |
| */ |
| #define closesocket(a) close(a) |
| #endif |
| |
| #include "sslutils.h" // for SSL type, whatever that turns out to be |
| |
| /* |
| * MingW headers include this definition, but only for Windows XP and above. |
| * MSDN states that this function is available for most versions on Windows. |
| */ |
| #if ((defined(__MINGW32__)) && (_WIN32_WINNT < 0x0501)) |
| int WSAAPI getnameinfo(const struct sockaddr*,socklen_t,char*,DWORD, |
| char*,DWORD,int); |
| #endif |
| |
| /* |
| * \defgroup SockUtils Cross-platform socket utilities (IPv4-IPv6) |
| */ |
| |
| /* |
| * \addtogroup SockUtils |
| * \{ |
| */ |
| |
| /* |
| * \defgroup ExportedStruct Exported Structures and Definitions |
| */ |
| |
| /* |
| * \addtogroup ExportedStruct |
| * \{ |
| */ |
| |
| /**************************************************** |
| * * |
| * Exported functions / definitions * |
| * * |
| ****************************************************/ |
| |
| /* 'checkonly' flag, into the rpsock_bufferize() */ |
| #define SOCKBUF_CHECKONLY 1 |
| /* no 'checkonly' flag, into the rpsock_bufferize() */ |
| #define SOCKBUF_BUFFERIZE 0 |
| |
| /* no 'server' flag; it opens a client socket */ |
| #define SOCKOPEN_CLIENT 0 |
| /* 'server' flag; it opens a server socket */ |
| #define SOCKOPEN_SERVER 1 |
| |
| /* |
| * Flags for sock_recv(). |
| */ |
| #define SOCK_RECEIVEALL_NO 0x00000000 /* Don't wait to receive all data */ |
| #define SOCK_RECEIVEALL_YES 0x00000001 /* Wait to receive all data */ |
| |
| #define SOCK_EOF_ISNT_ERROR 0x00000000 /* Return 0 on EOF */ |
| #define SOCK_EOF_IS_ERROR 0x00000002 /* Return an error on EOF */ |
| |
| #define SOCK_MSG_PEEK 0x00000004 /* Return data but leave it in the socket queue */ |
| |
| /* |
| * \} |
| */ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * \defgroup ExportedFunc Exported Functions |
| */ |
| |
| /* |
| * \addtogroup ExportedFunc |
| * \{ |
| */ |
| |
| int sock_init(char *errbuf, int errbuflen); |
| void sock_cleanup(void); |
| int sock_geterrcode(void); |
| void sock_vfmterrmsg(char *errbuf, size_t errbuflen, int errcode, |
| PCAP_FORMAT_STRING(const char *fmt), va_list ap) PCAP_PRINTFLIKE(4, 0); |
| void sock_fmterrmsg(char *errbuf, size_t errbuflen, int errcode, |
| PCAP_FORMAT_STRING(const char *fmt), ...) PCAP_PRINTFLIKE(4, 5); |
| void sock_geterrmsg(char *errbuf, size_t errbuflen, |
| PCAP_FORMAT_STRING(const char *fmt), ...) PCAP_PRINTFLIKE(3, 4); |
| int sock_initaddress(const char *address, const char *port, |
| struct addrinfo *hints, struct addrinfo **addrinfo, |
| char *errbuf, int errbuflen); |
| int sock_recv(SOCKET sock, SSL *, void *buffer, size_t size, int receiveall, |
| char *errbuf, int errbuflen); |
| int sock_recv_dgram(SOCKET sock, SSL *, void *buffer, size_t size, |
| char *errbuf, int errbuflen); |
| SOCKET sock_open(const char *host, struct addrinfo *addrinfo, int server, int nconn, char *errbuf, int errbuflen); |
| int sock_close(SOCKET sock, char *errbuf, int errbuflen); |
| |
| int sock_send(SOCKET sock, SSL *, const char *buffer, size_t size, |
| char *errbuf, int errbuflen); |
| int sock_bufferize(const void *data, int size, char *outbuf, int *offset, int totsize, int checkonly, char *errbuf, int errbuflen); |
| int sock_discard(SOCKET sock, SSL *, int size, char *errbuf, int errbuflen); |
| int sock_check_hostlist(char *hostlist, const char *sep, struct sockaddr_storage *from, char *errbuf, int errbuflen); |
| int sock_cmpaddr(struct sockaddr_storage *first, struct sockaddr_storage *second); |
| |
| int sock_getmyinfo(SOCKET sock, char *address, int addrlen, char *port, int portlen, int flags, char *errbuf, int errbuflen); |
| |
| int sock_getascii_addrport(const struct sockaddr_storage *sockaddr, char *address, int addrlen, char *port, int portlen, int flags, char *errbuf, size_t errbuflen); |
| int sock_present2network(const char *address, struct sockaddr_storage *sockaddr, int addr_family, char *errbuf, int errbuflen); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /* |
| * \} |
| */ |
| |
| /* |
| * \} |
| */ |
| |
| #endif |