* OS-independent. Contains #ifdefs to make this work
* on many platforms.
*
- * Copyright : Written by and Copyright (C) 2001-2017 the
- * Privoxy team. http://www.privoxy.org/
+ * Copyright : Written by and Copyright (C) 2001-2022 the
+ * Privoxy team. https://www.privoxy.org/
*
* Based on the Internet Junkbuster originally written
* by and Copyright (C) 1997 Anonymous Coders and
#else
-#ifndef __OS2__
#include <unistd.h>
-#endif
#include <sys/time.h>
#include <netinet/in.h>
#include <sys/ioctl.h>
#ifndef __BEOS__
#include <netinet/tcp.h>
-#ifndef __OS2__
#include <arpa/inet.h>
-#endif
#else
#include <socket.h>
#endif
-#if defined(__EMX__) || defined (__OS2__)
-#include <sys/select.h> /* OS/2/EMX needs a little help with select */
-#ifdef __OS2__
-#include <nerrno.h>
-#endif
-#endif
-
#endif
#ifdef HAVE_POLL
fd_set wfds;
struct timeval timeout;
#endif
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
int flags;
#endif
int connect_failed;
/*
- * XXX: Initializeing it here is only necessary
+ * XXX: Initializing it here is only necessary
* because not all situations are properly
* covered yet.
*/
{
log_error(LOG_LEVEL_INFO,
"Can not resolve %s: %s", host, gai_strerror(retval));
- /* XXX: Should find a better way to propagate this error. */
- errno = EINVAL;
csp->error_message = strdup(gai_strerror(retval));
csp->http->host_ip_addr_str = strdup("unknown");
+ /* XXX: Should find a better way to propagate this error. */
+ errno = EINVAL;
return(JB_INVALID_SOCKET);
}
if (block_acl(dst, csp))
{
-#ifdef __OS2__
- socket_error = errno = SOCEPERM;
-#else
socket_error = errno = EPERM;
-#endif
continue;
}
#endif /* def FEATURE_ACL */
set_no_delay_flag(fd);
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
if ((flags = fcntl(fd, F_GETFL, 0)) != -1)
{
flags |= O_NDELAY;
fcntl(fd, F_SETFL, flags);
}
-#endif /* !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__) */
+#endif /* !defined(_WIN32) && !defined(__BEOS__) */
connect_failed = 0;
while (connect(fd, rp->ai_addr, rp->ai_addrlen) == JB_INVALID_SOCKET)
{
-#ifdef __OS2__
- errno = sock_errno();
-#endif /* __OS2__ */
-
#ifdef _WIN32
if (errno == WSAEINPROGRESS)
#else /* ifndef _WIN32 */
if (errno == EINPROGRESS)
-#endif /* ndef _WIN32 || __OS2__ */
+#endif /* ndef _WIN32 */
{
break;
}
continue;
}
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
if (flags != -1)
{
flags &= ~O_NDELAY;
fcntl(fd, F_SETFL, flags);
}
-#endif /* !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__) */
+#endif /* !defined(_WIN32) && !defined(__BEOS__) */
#ifdef HAVE_POLL
poll_fd[0].fd = fd;
fd_set wfds;
struct timeval tv[1];
#endif
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
int flags;
#endif
if (block_acl(dst, csp))
{
-#ifdef __OS2__
- errno = SOCEPERM;
-#else
errno = EPERM;
-#endif
return(JB_INVALID_SOCKET);
}
#endif /* def FEATURE_ACL */
set_no_delay_flag(fd);
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
if ((flags = fcntl(fd, F_GETFL, 0)) != -1)
{
flags |= O_NDELAY;
mark_socket_for_close_on_execute(fd);
#endif
}
-#endif /* !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__) */
+#endif /* !defined(_WIN32) && !defined(__BEOS__) */
while (connect(fd, (struct sockaddr *) & inaddr, sizeof inaddr) == JB_INVALID_SOCKET)
{
#ifdef _WIN32
if (errno == WSAEINPROGRESS)
-#elif __OS2__
- if (sock_errno() == EINPROGRESS)
#else /* ifndef _WIN32 */
if (errno == EINPROGRESS)
-#endif /* ndef _WIN32 || __OS2__ */
+#endif /* ndef _WIN32 */
{
break;
}
-#ifdef __OS2__
- if (sock_errno() != EINTR)
-#else
if (errno != EINTR)
-#endif /* __OS2__ */
{
close_socket(fd);
return(JB_INVALID_SOCKET);
}
}
-#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__)
+#if !defined(_WIN32) && !defined(__BEOS__)
if (flags != -1)
{
flags &= ~O_NDELAY;
fcntl(fd, F_SETFL, flags);
}
-#endif /* !defined(_WIN32) && !defined(__BEOS__) && !defined(__OS2__) */
+#endif /* !defined(_WIN32) && !defined(__BEOS__) */
#ifdef HAVE_POLL
poll_fd[0].fd = fd;
return (send(fd, buf, (int)len, 0) != (int)len);
#elif defined(__BEOS__)
return (send(fd, buf, len, 0) != len);
-#elif defined(__OS2__)
- /*
- * Break the data up into SOCKET_SEND_MAX chunks for sending...
- * OS/2 seemed to complain when the chunks were too large.
- */
-#define SOCKET_SEND_MAX 65000
- {
- int send_len, send_rc = 0, i = 0;
- while ((i < len) && (send_rc != -1))
- {
- if ((i + SOCKET_SEND_MAX) > len)
- send_len = len - i;
- else
- send_len = SOCKET_SEND_MAX;
- send_rc = send(fd,(char*)buf + i, send_len, 0);
- if (send_rc == -1)
- return 1;
- i = i + send_len;
- }
- return 0;
- }
#else
return (write(fd, buf, len) != len);
#endif
#if defined(_WIN32)
ret = recv(fd, buf, len, 0);
-#elif defined(__BEOS__) || defined(__OS2__)
+#elif defined(__BEOS__)
ret = recv(fd, buf, (size_t)len, 0);
#else
ret = (int)read(fd, buf, (size_t)len);
memset(&timeout, 0, sizeof(timeout));
timeout.tv_sec = seconds_to_wait;
-#ifdef __OS2__
- /* Copy and pasted from jcc.c ... */
- memset(&rfds, 0, sizeof(fd_set));
-#else
FD_ZERO(&rfds);
-#endif
FD_SET(fd, &rfds);
n = select(fd+1, &rfds, NULL, NULL, &timeout);
{
#if defined(_WIN32) || defined(__BEOS__)
closesocket(fd);
-#elif defined(__OS2__)
- soclose(fd);
#else
close(fd);
#endif
bytes_drained_total += bytes_drained;
if (bytes_drained_total > ARBITRARY_DRAIN_LIMIT)
{
- log_error(LOG_LEVEL_CONNECT, "Giving up draining socket %d", fd);
+ log_error(LOG_LEVEL_CONNECT, "Giving up draining socket %d.", fd);
break;
}
}
if (bytes_drained_total != 0)
{
log_error(LOG_LEVEL_CONNECT,
- "Drained %d bytes before closing socket %d", bytes_drained_total, fd);
+ "Drained %d bytes before closing socket %d.", bytes_drained_total, fd);
}
}
if ((-1 == retval) || (sizeof(servnam) <= retval))
{
log_error(LOG_LEVEL_ERROR,
- "Port number (%d) ASCII decimal representation doesn't fit into 6 bytes",
+ "Port number (%d) ASCII decimal representation doesn't fit into 6 bytes.",
portnum);
return -1;
}
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof(one));
#endif /* ndef _WIN32 */
+#ifdef IP_FREEBIND
+ setsockopt(fd, IPPROTO_IP, IP_FREEBIND, (char *)&one, sizeof(one));
+#endif
+
#ifdef HAVE_RFC2553
if (bind(fd, rp->ai_addr, rp->ai_addrlen) < 0)
#else
struct sockaddr_in server;
struct hostent *host = NULL;
#endif /* HAVE_RFC2553 */
-#if defined(_WIN32) || defined(__OS2__)
+#if defined(_WIN32)
/* according to accept_connection() this fixes a warning. */
int s_length, s_length_provided;
#else
struct sockaddr_in client;
#endif
jb_socket afd;
-#if defined(_WIN32) || defined(__OS2__)
- /* Wierdness - fix a warning. */
+#if defined(_WIN32)
+ /* Weirdness - fix a warning. */
int c_length;
#else
socklen_t c_length;
if ((-1 == retval) || listen_addr_size <= retval)
{
log_error(LOG_LEVEL_ERROR,
- "Server name (%s) and port number (%d) ASCII decimal representation"
- "don't fit into %d bytes",
+ "Server name (%s) and port number (%d) ASCII decimal representation "
+ "don't fit into %lu bytes",
host_addr, csp->config->hport[i], listen_addr_size);
return 0;
}