diff options
Diffstat (limited to 'nx-X11/lib/FS/FSQXExt.c')
| -rw-r--r-- | nx-X11/lib/FS/FSQXExt.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/nx-X11/lib/FS/FSQXExt.c b/nx-X11/lib/FS/FSQXExt.c new file mode 100644 index 000000000..e240d3aeb --- /dev/null +++ b/nx-X11/lib/FS/FSQXExt.c @@ -0,0 +1,176 @@ +/* $Xorg: FSQXExt.c,v 1.4 2001/02/09 02:03:25 xorgcvs Exp $ */ + +/* + * Copyright 1990 Network Computing Devices; + * Portions Copyright 1987 by Digital Equipment Corporation + * + * 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, and that the names of Network Computing + * Devices or Digital not be used in advertising or publicity pertaining + * to distribution of the software without specific, written prior + * permission. Network Computing Devices or Digital make no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * NETWORK COMPUTING DEVICES AND DIGITAL DISCLAIM ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES + * OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ +/* $XFree86: xc/lib/FS/FSQXExt.c,v 1.7tsi Exp $ */ + +/* + +Copyright 1987, 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. + +*/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "FSlibint.h" + +static void +_FS_convert_char_info(fsXCharInfo *src, FSXCharInfo *dst) +{ + dst->ascent = src->ascent; + dst->descent = src->descent; + dst->left = src->left; + dst->right = src->right; + dst->width = src->width; + dst->attributes = src->attributes; +} + +int +FSQueryXExtents8(svr, fid, range_type, str, str_len, extents) + FSServer *svr; + Font fid; + Bool range_type; + unsigned char *str; + unsigned long str_len; + FSXCharInfo **extents; +{ + fsQueryXExtents8Req *req; + fsQueryXExtents8Reply reply; + FSXCharInfo *ext; + fsXCharInfo local_exts; + int i; + + GetReq(QueryXExtents8, req); + req->fid = fid; + req->range = range_type; + req->num_ranges = str_len; + req->length += (str_len + 3) >> 2; + _FSSend(svr, (char *) str, str_len); + + /* get back the info */ + if (!_FSReply(svr, (fsReply *) & reply, + (SIZEOF(fsQueryXExtents8Reply) - SIZEOF(fsGenericReply)) >> 2, + fsFalse)) + return FSBadAlloc; + +#if SIZE_MAX <= UINT_MAX + if (reply.num_extents > SIZE_MAX / sizeof(FSXCharInfo)) + return FSBadAlloc; +#endif + + ext = (FSXCharInfo *) FSmalloc(sizeof(FSXCharInfo) * reply.num_extents); + *extents = ext; + if (!ext) + return FSBadAlloc; + for (i = 0; i < reply.num_extents; i++) { + _FSReadPad(svr, (char *) &local_exts, SIZEOF(fsXCharInfo)); + _FS_convert_char_info(&local_exts, &ext[i]); + } + + SyncHandle(); + return FSSuccess; +} + +int +FSQueryXExtents16(svr, fid, range_type, str, str_len, extents) + FSServer *svr; + Font fid; + Bool range_type; + FSChar2b *str; + unsigned long str_len; + FSXCharInfo **extents; +{ + fsQueryXExtents16Req *req; + fsQueryXExtents16Reply reply; + FSXCharInfo *ext; + fsXCharInfo local_exts; + int i; + + GetReq(QueryXExtents16, req); + req->fid = fid; + req->range = range_type; + req->num_ranges = str_len; + req->length += ((str_len * SIZEOF(fsChar2b)) + 3) >> 2; + if (FSProtocolVersion(svr) == 1) + { + fsChar2b_version1 *swapped_str; + + swapped_str = (fsChar2b_version1 *) + FSmalloc(SIZEOF(fsChar2b_version1) * str_len); + if (!swapped_str) + return FSBadAlloc; + for (i = 0; i < str_len; i++) { + swapped_str[i].low = str[i].low; + swapped_str[i].high = str[i].high; + } + _FSSend(svr, (char *)swapped_str, (str_len*SIZEOF(fsChar2b_version1))); + FSfree(swapped_str); + } else + _FSSend(svr, (char *) str, (str_len * SIZEOF(fsChar2b))); + + /* get back the info */ + if (!_FSReply(svr, (fsReply *) & reply, + (SIZEOF(fsQueryXExtents16Reply) - SIZEOF(fsGenericReply)) >> 2, + fsFalse)) + return FSBadAlloc; + +#if SIZE_MAX <= UINT_MAX + if (reply.num_extents > SIZE_MAX/sizeof(FSXCharInfo)) + return FSBadAlloc; +#endif + + ext = (FSXCharInfo *) FSmalloc(sizeof(FSXCharInfo) * reply.num_extents); + *extents = ext; + if (!ext) + return FSBadAlloc; + for (i = 0; i < reply.num_extents; i++) { + _FSReadPad(svr, (char *) &local_exts, SIZEOF(fsXCharInfo)); + _FS_convert_char_info(&local_exts, &ext[i]); + } + + SyncHandle(); + return FSSuccess; +} |