diff options
Diffstat (limited to 'libXdmcp/Fill.c')
-rw-r--r-- | libXdmcp/Fill.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/libXdmcp/Fill.c b/libXdmcp/Fill.c new file mode 100644 index 000000000..08f6b350a --- /dev/null +++ b/libXdmcp/Fill.c @@ -0,0 +1,102 @@ +/* + * $Xorg: Fill.c,v 1.4 2001/02/09 02:03:48 xorgcvs Exp $ + * + * +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + * * + * Author: Keith Packard, MIT X Consortium + */ + +/* $XFree86: xc/lib/Xdmcp/Fill.c,v 3.8 2001/07/23 13:15:42 dawes Exp $ */ + +#ifdef WIN32 +#define _WILLWINSOCK_ +#endif +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/Xos.h> +#include <X11/X.h> +#include <X11/Xmd.h> +#include <X11/Xdmcp.h> + +#ifdef STREAMSCONN +#include <tiuser.h> +#else +#ifdef WIN32 +#include <X11/Xwinsock.h> +#else +#ifndef Lynx +#include <sys/socket.h> +#else +#include <socket.h> +#endif /* !Lynx */ +#endif +#endif + +int +XdmcpFill (fd, buffer, from, fromlen) + int fd; + XdmcpBufferPtr buffer; + XdmcpNetaddr from; /* return */ + int *fromlen; /* return */ +{ + BYTE *newBuf; +#ifdef STREAMSCONN + struct t_unitdata dataunit; + int gotallflag, result; +#endif + + if (buffer->size < XDM_MAX_MSGLEN) + { + newBuf = (BYTE *) Xalloc (XDM_MAX_MSGLEN); + if (newBuf) + { + Xfree (buffer->data); + buffer->data = newBuf; + buffer->size = XDM_MAX_MSGLEN; + } + } + buffer->pointer = 0; +#ifdef STREAMSCONN + dataunit.addr.buf = from; + dataunit.addr.maxlen = *fromlen; + dataunit.opt.maxlen = 0; /* don't care to know about options */ + dataunit.udata.buf = (char *)buffer->data; + dataunit.udata.maxlen = buffer->size; + result = t_rcvudata (fd, &dataunit, &gotallflag); + if (result < 0) { + return FALSE; + } + buffer->count = dataunit.udata.len; + *fromlen = dataunit.addr.len; +#else + buffer->count = recvfrom (fd, (char*)buffer->data, buffer->size, 0, + (struct sockaddr *)from, (void *)fromlen); +#endif + if (buffer->count < 6) { + buffer->count = 0; + return FALSE; + } + return TRUE; +} |