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.del-violite.c~984c09cffe14a11b Delete: libmysql/violite.c

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acconfig.h	openssl support
acinclude.m4	openssl support
This commit is contained in:
root@x3.internalnet 2001-05-20 20:11:11 +02:00
parent 677fd7c512
commit a5d4dddff5
4 changed files with 58 additions and 426 deletions
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2
BitKeeper/etc/logging_ok
View file

@ -1 +1 @@
tonu@x3.internalnet
root@x3.internalnet

6
acconfig.h
View file

@ -163,9 +163,15 @@
/* new UNIXWARE7 threads that are not yet posix */
#undef HAVE_UNIXWARE7_POSIX
/* OpenSSL */
#undef HAVE_OPENSSL
/* READLINE: */
#undef HAVE_USG_SIGHOLD
/* Virtual IO */
#undef HAVE_VIO
/* Handling of large files on Solaris 2.6 */
#undef _LARGEFILE_SOURCE

51
acinclude.m4
View file

@ -642,6 +642,57 @@ fi
AC_MSG_RESULT($ac_cv_conv_longlong_to_float)
])
AC_DEFUN(MYSQL_CHECK_VIO, [
AC_ARG_WITH([vio],
[\
--with-vio Include the Virtual IO support],
[vio="$withval"],
[vio=no])
if test "$vio" = "yes"
then
vio_dir="vio"
vio_libs="../vio/libvio.la"
AC_DEFINE(HAVE_VIO)
else
vio_dir=""
vio_libs=""
fi
AC_SUBST([vio_dir])
AC_SUBST([vio_libs])
])
AC_DEFUN(MYSQL_CHECK_OPENSSL, [
AC_MSG_CHECKING(for OpenSSL)
AC_ARG_WITH([openssl],
[\
--with-openssl Include the OpenSSL support],
[openssl="$withval"],
[openssl=no])
if test "$openssl" = "yes"
then
if test -n "$vio_dir"
then
AC_MSG_RESULT(yes)
openssl_libs="-lssl -lcrypto -L/usr/local/ssl/lib"
openssl_includes="-I/usr/local/ssl/include"
else
AC_MSG_ERROR([OpenSSL requires Virtual IO support (--with-vio)])
fi
AC_DEFINE(HAVE_OPENSSL)
else
AC_MSG_RESULT(no)
openssl_libs=""
openssl_includes=""
fi
NON_THREADED_CLIENT_LIBS="$NON_THREADED_CLIENT_LIBS $openssl_libs"
AC_SUBST([openssl_libs])
AC_SUBST([openssl_includes])
])
AC_DEFUN(MYSQL_CHECK_MYSQLFS, [
AC_ARG_WITH([mysqlfs],
[\

425
libmysql/violite.c
View file

@ -1,425 +0,0 @@
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
/*
Note that we can't have assertion on file descriptors; The reason for
this is that during mysql shutdown, another thread can close a file
we are working on. In this case we should just return read errors from
the file descriptior.
*/
#include <global.h>
#ifndef HAVE_VIO /* is Vio suppored by the Vio lib ? */
#include <errno.h>
#include <assert.h>
#include <violite.h>
#include <my_sys.h>
#include <my_net.h>
#include <m_string.h>
#ifdef HAVE_POLL
#include <sys/poll.h>
#endif
#if defined(__EMX__)
#include <sys/ioctl.h>
#define ioctlsocket ioctl
#endif /* defined(__EMX__) */
#if defined(MSDOS) || defined(__WIN__)
#ifdef __WIN__
#undef errno
#undef EINTR
#undef EAGAIN
#define errno WSAGetLastError()
#define EINTR WSAEINTR
#define EAGAIN WSAEINPROGRESS
#endif /* __WIN__ */
#define O_NONBLOCK 1 /* For emulation of fcntl() */
#endif
#ifndef EWOULDBLOCK
#define EWOULDBLOCK EAGAIN
#endif
#ifndef __WIN__
#define HANDLE void *
#endif
struct st_vio
{
my_socket sd; /* my_socket - real or imaginary */
HANDLE hPipe;
my_bool localhost; /* Are we from localhost? */
int fcntl_mode; /* Buffered fcntl(sd,F_GETFL) */
struct sockaddr_in local; /* Local internet address */
struct sockaddr_in remote; /* Remote internet address */
enum enum_vio_type type; /* Type of connection */
char desc[30]; /* String description */
};
typedef void *vio_ptr;
typedef char *vio_cstring;
/*
* Helper to fill most of the Vio* with defaults.
*/
static void vio_reset(Vio* vio, enum enum_vio_type type,
my_socket sd, HANDLE hPipe,
my_bool localhost)
{
bzero((char*) vio, sizeof(*vio));
vio->type = type;
vio->sd = sd;
vio->hPipe = hPipe;
vio->localhost= localhost;
}
/* Open the socket or TCP/IP connection and read the fnctl() status */
Vio *vio_new(my_socket sd, enum enum_vio_type type, my_bool localhost)
{
Vio *vio;
DBUG_ENTER("vio_new");
DBUG_PRINT("enter", ("sd=%d", sd));
if ((vio = (Vio*) my_malloc(sizeof(*vio),MYF(MY_WME))))
{
vio_reset(vio, type, sd, 0, localhost);
sprintf(vio->desc,
(vio->type == VIO_TYPE_SOCKET ? "socket (%d)" : "TCP/IP (%d)"),
vio->sd);
#if !defined(___WIN__) && !defined(__EMX__)
#if !defined(NO_FCNTL_NONBLOCK)
vio->fcntl_mode = fcntl(sd, F_GETFL);
#endif
#else /* !defined(__WIN__) && !defined(__EMX__) */
{
/* set to blocking mode by default */
ulong arg=0, r;
r = ioctlsocket(vio->sd,FIONBIO,(void*) &arg, sizeof(arg));
}
#endif
}
DBUG_RETURN(vio);
}
#ifdef __WIN__
Vio *vio_new_win32pipe(HANDLE hPipe)
{
Vio *vio;
DBUG_ENTER("vio_new_handle");
if ((vio = (Vio*) my_malloc(sizeof(Vio),MYF(MY_WME))))
{
vio_reset(vio, VIO_TYPE_NAMEDPIPE, 0, hPipe, TRUE);
strmov(vio->desc, "named pipe");
}
DBUG_RETURN(vio);
}
#endif
void vio_delete(Vio * vio)
{
/* It must be safe to delete null pointers. */
/* This matches the semantics of C++'s delete operator. */
if (vio)
{
if (vio->type != VIO_CLOSED)
vio_close(vio);
my_free((gptr) vio,MYF(0));
}
}
int vio_errno(Vio *vio __attribute__((unused)))
{
return errno; /* On Win32 this mapped to WSAGetLastError() */
}
int vio_read(Vio * vio, gptr buf, int size)
{
int r;
DBUG_ENTER("vio_read");
DBUG_PRINT("enter", ("sd=%d, buf=%p, size=%d", vio->sd, buf, size));
#ifdef __WIN__
if (vio->type == VIO_TYPE_NAMEDPIPE)
{
DWORD length;
if (!ReadFile(vio->hPipe, buf, size, &length, NULL))
DBUG_RETURN(-1);
DBUG_RETURN(length);
}
r = recv(vio->sd, buf, size,0);
#else
errno=0; /* For linux */
r = read(vio->sd, buf, size);
#endif /* __WIN__ */
#ifndef DBUG_OFF
if (r < 0)
{
DBUG_PRINT("error", ("Got error %d during read",errno));
}
#endif /* DBUG_OFF */
DBUG_PRINT("exit", ("%d", r));
DBUG_RETURN(r);
}
int vio_write(Vio * vio, const gptr buf, int size)
{
int r;
DBUG_ENTER("vio_write");
DBUG_PRINT("enter", ("sd=%d, buf=%p, size=%d", vio->sd, buf, size));
#ifdef __WIN__
if ( vio->type == VIO_TYPE_NAMEDPIPE)
{
DWORD length;
if (!WriteFile(vio->hPipe, (char*) buf, size, &length, NULL))
DBUG_RETURN(-1);
DBUG_RETURN(length);
}
r = send(vio->sd, buf, size,0);
#else
r = write(vio->sd, buf, size);
#endif /* __WIN__ */
#ifndef DBUG_OFF
if (r < 0)
{
DBUG_PRINT("error", ("Got error on write: %d",errno));
}
#endif /* DBUG_OFF */
DBUG_PRINT("exit", ("%d", r));
DBUG_RETURN(r);
}
int vio_blocking(Vio * vio, my_bool set_blocking_mode)
{
int r=0;
DBUG_ENTER("vio_blocking");
DBUG_PRINT("enter", ("set_blocking_mode: %d", (int) set_blocking_mode));
#if !defined(___WIN__) && !defined(__EMX__)
#if !defined(NO_FCNTL_NONBLOCK)
if (vio->sd >= 0)
{
int old_fcntl=vio->fcntl_mode;
if (set_blocking_mode)
vio->fcntl_mode &= ~O_NONBLOCK; /* clear bit */
else
vio->fcntl_mode |= O_NONBLOCK; /* set bit */
if (old_fcntl != vio->fcntl_mode)
r = fcntl(vio->sd, F_SETFL, vio->fcntl_mode);
}
#endif /* !defined(NO_FCNTL_NONBLOCK) */
#else /* !defined(__WIN__) && !defined(__EMX__) */
#ifndef __EMX__
if (vio->type != VIO_TYPE_NAMEDPIPE)
#endif
{
ulong arg;
int old_fcntl=vio->fcntl_mode;
if (set_blocking_mode)
{
arg = 0;
vio->fcntl_mode &= ~O_NONBLOCK; /* clear bit */
}
else
{
arg = 1;
vio->fcntl_mode |= O_NONBLOCK; /* set bit */
}
if (old_fcntl != vio->fcntl_mode)
r = ioctlsocket(vio->sd,FIONBIO,(void*) &arg, sizeof(arg));
}
#endif /* !defined(__WIN__) && !defined(__EMX__) */
DBUG_RETURN(r);
}
my_bool
vio_is_blocking(Vio * vio)
{
my_bool r;
DBUG_ENTER("vio_is_blocking");
r = !(vio->fcntl_mode & O_NONBLOCK);
DBUG_PRINT("exit", ("%d", (int) r));
DBUG_RETURN(r);
}
int vio_fastsend(Vio * vio __attribute__((unused)))
{
int r=0;
DBUG_ENTER("vio_fastsend");
#ifdef IPTOS_THROUGHPUT
{
#ifndef __EMX__
int tos = IPTOS_THROUGHPUT;
if (!setsockopt(vio->sd, IPPROTO_IP, IP_TOS, (void *) &tos, sizeof(tos)))
#endif /* !__EMX__ */
{
int nodelay = 1;
if (setsockopt(vio->sd, IPPROTO_TCP, TCP_NODELAY, (void *) &nodelay,
sizeof(nodelay))) {
DBUG_PRINT("warning",
("Couldn't set socket option for fast send"));
r= -1;
}
}
}
#endif /* IPTOS_THROUGHPUT */
DBUG_PRINT("exit", ("%d", r));
DBUG_RETURN(r);
}
int vio_keepalive(Vio* vio, my_bool set_keep_alive)
{
int r=0;
uint opt = 0;
DBUG_ENTER("vio_keepalive");
DBUG_PRINT("enter", ("sd=%d, set_keep_alive=%d", vio->sd, (int)
set_keep_alive));
if (vio->type != VIO_TYPE_NAMEDPIPE)
{
if (set_keep_alive)
opt = 1;
r = setsockopt(vio->sd, SOL_SOCKET, SO_KEEPALIVE, (char *) &opt,
sizeof(opt));
}
DBUG_RETURN(r);
}
my_bool
vio_should_retry(Vio * vio __attribute__((unused)))
{
int en = errno;
return en == EAGAIN || en == EINTR || en == EWOULDBLOCK;
}
int vio_close(Vio * vio)
{
int r;
DBUG_ENTER("vio_close");
#ifdef __WIN__
if (vio->type == VIO_TYPE_NAMEDPIPE)
{
#if defined(__NT__) && defined(MYSQL_SERVER)
CancelIo(vio->hPipe);
DisconnectNamedPipe(vio->hPipe);
#endif
r=CloseHandle(vio->hPipe);
}
else if (vio->type != VIO_CLOSED)
#endif /* __WIN__ */
{
r=0;
if (shutdown(vio->sd,2))
r= -1;
if (closesocket(vio->sd))
r= -1;
}
if (r)
{
DBUG_PRINT("error", ("close() failed, error: %d",errno));
/* FIXME: error handling (not critical for MySQL) */
}
vio->type= VIO_CLOSED;
vio->sd= -1;
DBUG_RETURN(r);
}
const char *vio_description(Vio * vio)
{
return vio->desc;
}
enum enum_vio_type vio_type(Vio* vio)
{
return vio->type;
}
my_socket vio_fd(Vio* vio)
{
return vio->sd;
}
my_bool vio_peer_addr(Vio * vio, char *buf)
{
DBUG_ENTER("vio_peer_addr");
DBUG_PRINT("enter", ("sd=%d", vio->sd));
if (vio->localhost)
{
strmov(buf,"127.0.0.1");
}
else
{
size_socket addrLen = sizeof(struct sockaddr);
if (getpeername(vio->sd, (struct sockaddr *) (& (vio->remote)),
&addrLen) != 0)
{
DBUG_PRINT("exit", ("getpeername, error: %d", errno));
DBUG_RETURN(1);
}
my_inet_ntoa(vio->remote.sin_addr,buf);
}
DBUG_PRINT("exit", ("addr=%s", buf));
DBUG_RETURN(0);
}
void vio_in_addr(Vio *vio, struct in_addr *in)
{
DBUG_ENTER("vio_in_addr");
if (vio->localhost)
bzero((char*) in, sizeof(*in)); /* This should never be executed */
else
*in=vio->remote.sin_addr;
DBUG_VOID_RETURN;
}
/* Return 0 if there is data to be read */
my_bool vio_poll_read(Vio *vio,uint timeout)
{
#ifndef HAVE_POLL
return 0;
#else
struct pollfd fds;
int res;
DBUG_ENTER("vio_poll");
fds.fd=vio->sd;
fds.events=POLLIN;
fds.revents=0;
if ((res=poll(&fds,1,(int) timeout*1000)) <= 0)
{
DBUG_RETURN(res < 0 ? 0 : 1); /* Don't return 1 on errors */
}
DBUG_RETURN(fds.revents & POLLIN ? 0 : 1);
#endif
}
#endif /* HAVE_VIO */