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Diffstat (limited to 'contrib/libpcap/sockutils.h')
| -rw-r--r-- | contrib/libpcap/sockutils.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/contrib/libpcap/sockutils.h b/contrib/libpcap/sockutils.h new file mode 100644 index 000000000000..34d4e95d76a2 --- /dev/null +++ b/contrib/libpcap/sockutils.h @@ -0,0 +1,177 @@ +/* + * 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); +struct addrinfo *sock_initaddress(const char *address, const char *port, + struct addrinfo *hints, char *errbuf, int errbuflen); +int sock_recv(PCAP_SOCKET sock, SSL *, void *buffer, size_t size, + int receiveall, char *errbuf, int errbuflen); +int sock_recv_dgram(PCAP_SOCKET sock, SSL *, void *buffer, size_t size, + char *errbuf, int errbuflen); +PCAP_SOCKET sock_open(const char *host, struct addrinfo *addrinfo, int server, + int nconn, char *errbuf, int errbuflen); +int sock_close(PCAP_SOCKET sock, char *errbuf, int errbuflen); + +int sock_send(PCAP_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(PCAP_SOCKET sock, SSL *, int size, char *errbuf, + int errbuflen); +int sock_check_hostlist(const 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(PCAP_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 |