/* <@LICENSE>
 * Copyright 2004 Apache Software Foundation
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * </@LICENSE>
 */

#ifndef UTILS_H
#define UTILS_H

#define UNUSED_VARIABLE(v)	((void)(v))

extern int libspamc_timeout;	/* default timeout in seconds */

#ifdef SPAMC_SSL
#include <openssl/crypto.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#else
typedef int SSL;		/* fake type to avoid conditional compilation */
typedef int SSL_CTX;
typedef int SSL_METHOD;
#endif

#ifdef _WIN32
#include <winsock.h>
//
// BSD-compatible socket error codes for Win32
//

#define EWOULDBLOCK             WSAEWOULDBLOCK
#define EINPROGRESS             WSAEINPROGRESS
#define EALREADY                WSAEALREADY
#define ENOTSOCK                WSAENOTSOCK
#define EDESTADDRREQ            WSAEDESTADDRREQ
#define EMSGSIZE                WSAEMSGSIZE
#define EPROTOTYPE              WSAEPROTOTYPE
#define ENOPROTOOPT             WSAENOPROTOOPT
#define EPROTONOSUPPORT         WSAEPROTONOSUPPORT
#define ESOCKTNOSUPPORT         WSAESOCKTNOSUPPORT
#define EOPNOTSUPP              WSAEOPNOTSUPP
#define EPFNOSUPPORT            WSAEPFNOSUPPORT
#define EAFNOSUPPORT            WSAEAFNOSUPPORT
#define EADDRINUSE              WSAEADDRINUSE
#define EADDRNOTAVAIL           WSAEADDRNOTAVAIL
#define ENETDOWN                WSAENETDOWN
#define ENETUNREACH             WSAENETUNREACH
#define ENETRESET               WSAENETRESET
#define ECONNABORTED            WSAECONNABORTED
#define ECONNRESET              WSAECONNRESET
#define ENOBUFS                 WSAENOBUFS
#define EISCONN                 WSAEISCONN
#define ENOTCONN                WSAENOTCONN
#define ESHUTDOWN               WSAESHUTDOWN
#define ETOOMANYREFS            WSAETOOMANYREFS
#define ETIMEDOUT               WSAETIMEDOUT
#define ECONNREFUSED            WSAECONNREFUSED
#define ELOOP                   WSAELOOP
// #define ENAMETOOLONG            WSAENAMETOOLONG
#define EHOSTDOWN               WSAEHOSTDOWN
#define EHOSTUNREACH            WSAEHOSTUNREACH
// #define ENOTEMPTY               WSAENOTEMPTY
#define EPROCLIM                WSAEPROCLIM
#define EUSERS                  WSAEUSERS
#define EDQUOT                  WSAEDQUOT
#define ESTALE                  WSAESTALE
#define EREMOTE                 WSAEREMOTE

// NOTE: these are not errno constants in UNIX!
#define HOST_NOT_FOUND          WSAHOST_NOT_FOUND
#define TRY_AGAIN               WSATRY_AGAIN
#define NO_RECOVERY             WSANO_RECOVERY
#define NO_DATA                 WSANO_DATA

#endif

int fd_timeout_read(int fd, char fdflag, void *, size_t);
int ssl_timeout_read(SSL * ssl, void *, int);

/* these are fd-only, no SSL support */
int full_read(int fd, char fdflag, void *buf, int min, int len);
int full_read_ssl(SSL * ssl, unsigned char *buf, int min, int len);
int full_write(int fd, char fdflag, const void *buf, int len);

#endif
